nkeynes@359 | 1 | /**
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nkeynes@586 | 2 | * $Id$
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nkeynes@359 | 3 | *
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nkeynes@359 | 4 | * SH4 => x86 translation. This version does no real optimization, it just
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nkeynes@359 | 5 | * outputs straight-line x86 code - it mainly exists to provide a baseline
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nkeynes@359 | 6 | * to test the optimizing versions against.
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nkeynes@359 | 7 | *
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nkeynes@359 | 8 | * Copyright (c) 2007 Nathan Keynes.
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nkeynes@359 | 9 | *
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nkeynes@359 | 10 | * This program is free software; you can redistribute it and/or modify
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nkeynes@359 | 11 | * it under the terms of the GNU General Public License as published by
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nkeynes@359 | 12 | * the Free Software Foundation; either version 2 of the License, or
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nkeynes@359 | 13 | * (at your option) any later version.
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nkeynes@359 | 14 | *
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nkeynes@359 | 15 | * This program is distributed in the hope that it will be useful,
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nkeynes@359 | 16 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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nkeynes@359 | 17 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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nkeynes@359 | 18 | * GNU General Public License for more details.
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nkeynes@359 | 19 | */
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nkeynes@359 | 20 |
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nkeynes@368 | 21 | #include <assert.h>
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nkeynes@388 | 22 | #include <math.h>
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nkeynes@368 | 23 |
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nkeynes@380 | 24 | #ifndef NDEBUG
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nkeynes@380 | 25 | #define DEBUG_JUMPS 1
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nkeynes@380 | 26 | #endif
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nkeynes@380 | 27 |
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nkeynes@905 | 28 | #include "lxdream.h"
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nkeynes@368 | 29 | #include "sh4/sh4core.h"
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nkeynes@1091 | 30 | #include "sh4/sh4dasm.h"
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nkeynes@368 | 31 | #include "sh4/sh4trans.h"
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nkeynes@671 | 32 | #include "sh4/sh4stat.h"
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nkeynes@388 | 33 | #include "sh4/sh4mmio.h"
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nkeynes@939 | 34 | #include "sh4/mmu.h"
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nkeynes@991 | 35 | #include "xlat/xltcache.h"
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nkeynes@991 | 36 | #include "xlat/x86/x86op.h"
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nkeynes@1091 | 37 | #include "x86dasm/x86dasm.h"
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nkeynes@368 | 38 | #include "clock.h"
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nkeynes@368 | 39 |
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nkeynes@368 | 40 | #define DEFAULT_BACKPATCH_SIZE 4096
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nkeynes@368 | 41 |
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nkeynes@991 | 42 | /* Offset of a reg relative to the sh4r structure */
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nkeynes@991 | 43 | #define REG_OFFSET(reg) (((char *)&sh4r.reg) - ((char *)&sh4r) - 128)
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nkeynes@991 | 44 |
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nkeynes@995 | 45 | #define R_T REG_OFFSET(t)
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nkeynes@995 | 46 | #define R_Q REG_OFFSET(q)
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nkeynes@995 | 47 | #define R_S REG_OFFSET(s)
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nkeynes@995 | 48 | #define R_M REG_OFFSET(m)
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nkeynes@995 | 49 | #define R_SR REG_OFFSET(sr)
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nkeynes@995 | 50 | #define R_GBR REG_OFFSET(gbr)
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nkeynes@995 | 51 | #define R_SSR REG_OFFSET(ssr)
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nkeynes@995 | 52 | #define R_SPC REG_OFFSET(spc)
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nkeynes@995 | 53 | #define R_VBR REG_OFFSET(vbr)
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nkeynes@995 | 54 | #define R_MACH REG_OFFSET(mac)+4
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nkeynes@995 | 55 | #define R_MACL REG_OFFSET(mac)
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nkeynes@995 | 56 | #define R_PC REG_OFFSET(pc)
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nkeynes@991 | 57 | #define R_NEW_PC REG_OFFSET(new_pc)
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nkeynes@995 | 58 | #define R_PR REG_OFFSET(pr)
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nkeynes@995 | 59 | #define R_SGR REG_OFFSET(sgr)
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nkeynes@995 | 60 | #define R_FPUL REG_OFFSET(fpul)
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nkeynes@995 | 61 | #define R_FPSCR REG_OFFSET(fpscr)
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nkeynes@995 | 62 | #define R_DBR REG_OFFSET(dbr)
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nkeynes@995 | 63 | #define R_R(rn) REG_OFFSET(r[rn])
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nkeynes@995 | 64 | #define R_FR(f) REG_OFFSET(fr[0][(f)^1])
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nkeynes@995 | 65 | #define R_XF(f) REG_OFFSET(fr[1][(f)^1])
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nkeynes@995 | 66 | #define R_DR(f) REG_OFFSET(fr[(f)&1][(f)&0x0E])
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nkeynes@995 | 67 | #define R_DRL(f) REG_OFFSET(fr[(f)&1][(f)|0x01])
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nkeynes@995 | 68 | #define R_DRH(f) REG_OFFSET(fr[(f)&1][(f)&0x0E])
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nkeynes@995 | 69 |
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nkeynes@995 | 70 | #define DELAY_NONE 0
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nkeynes@995 | 71 | #define DELAY_PC 1
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nkeynes@995 | 72 | #define DELAY_PC_PR 2
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nkeynes@991 | 73 |
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nkeynes@1112 | 74 | #define SH4_MODE_UNKNOWN -1
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nkeynes@1112 | 75 |
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nkeynes@586 | 76 | struct backpatch_record {
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nkeynes@604 | 77 | uint32_t fixup_offset;
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nkeynes@586 | 78 | uint32_t fixup_icount;
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nkeynes@596 | 79 | int32_t exc_code;
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nkeynes@586 | 80 | };
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nkeynes@586 | 81 |
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nkeynes@368 | 82 | /**
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nkeynes@368 | 83 | * Struct to manage internal translation state. This state is not saved -
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nkeynes@368 | 84 | * it is only valid between calls to sh4_translate_begin_block() and
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nkeynes@368 | 85 | * sh4_translate_end_block()
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nkeynes@368 | 86 | */
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nkeynes@368 | 87 | struct sh4_x86_state {
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nkeynes@590 | 88 | int in_delay_slot;
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nkeynes@1112 | 89 | uint8_t *code;
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nkeynes@368 | 90 | gboolean fpuen_checked; /* true if we've already checked fpu enabled. */
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nkeynes@409 | 91 | gboolean branch_taken; /* true if we branched unconditionally */
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nkeynes@901 | 92 | gboolean double_prec; /* true if FPU is in double-precision mode */
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nkeynes@903 | 93 | gboolean double_size; /* true if FPU is in double-size mode */
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nkeynes@903 | 94 | gboolean sse3_enabled; /* true if host supports SSE3 instructions */
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nkeynes@408 | 95 | uint32_t block_start_pc;
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nkeynes@547 | 96 | uint32_t stack_posn; /* Trace stack height for alignment purposes */
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nkeynes@1112 | 97 | uint32_t sh4_mode; /* Mirror of sh4r.xlat_sh4_mode */
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nkeynes@417 | 98 | int tstate;
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nkeynes@368 | 99 |
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nkeynes@1125 | 100 | /* mode settings */
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nkeynes@586 | 101 | gboolean tlb_on; /* True if tlb translation is active */
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nkeynes@1125 | 102 | struct mem_region_fn **priv_address_space;
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nkeynes@1125 | 103 | struct mem_region_fn **user_address_space;
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nkeynes@586 | 104 |
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nkeynes@1125 | 105 | /* Instrumentation */
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nkeynes@1125 | 106 | xlat_block_begin_callback_t begin_callback;
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nkeynes@1125 | 107 | xlat_block_end_callback_t end_callback;
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nkeynes@1125 | 108 | gboolean fastmem;
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nkeynes@1182 | 109 | gboolean profile_blocks;
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nkeynes@1125 | 110 |
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nkeynes@368 | 111 | /* Allocated memory for the (block-wide) back-patch list */
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nkeynes@586 | 112 | struct backpatch_record *backpatch_list;
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nkeynes@368 | 113 | uint32_t backpatch_posn;
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nkeynes@368 | 114 | uint32_t backpatch_size;
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nkeynes@368 | 115 | };
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nkeynes@368 | 116 |
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nkeynes@368 | 117 | static struct sh4_x86_state sh4_x86;
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nkeynes@368 | 118 |
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nkeynes@388 | 119 | static uint32_t max_int = 0x7FFFFFFF;
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nkeynes@388 | 120 | static uint32_t min_int = 0x80000000;
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nkeynes@394 | 121 | static uint32_t save_fcw; /* save value for fpu control word */
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nkeynes@394 | 122 | static uint32_t trunc_fcw = 0x0F7F; /* fcw value for truncation mode */
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nkeynes@386 | 123 |
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nkeynes@1091 | 124 | static struct x86_symbol x86_symbol_table[] = {
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nkeynes@1091 | 125 | { "sh4r+128", ((char *)&sh4r)+128 },
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nkeynes@1091 | 126 | { "sh4_cpu_period", &sh4_cpu_period },
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nkeynes@1091 | 127 | { "sh4_address_space", NULL },
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nkeynes@1125 | 128 | { "sh4_user_address_space", NULL },
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nkeynes@1120 | 129 | { "sh4_translate_breakpoint_hit", sh4_translate_breakpoint_hit },
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nkeynes@1091 | 130 | { "sh4_write_fpscr", sh4_write_fpscr },
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nkeynes@1091 | 131 | { "sh4_write_sr", sh4_write_sr },
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nkeynes@1091 | 132 | { "sh4_read_sr", sh4_read_sr },
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nkeynes@1191 | 133 | { "sh4_raise_exception", sh4_raise_exception },
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nkeynes@1091 | 134 | { "sh4_sleep", sh4_sleep },
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nkeynes@1091 | 135 | { "sh4_fsca", sh4_fsca },
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nkeynes@1091 | 136 | { "sh4_ftrv", sh4_ftrv },
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nkeynes@1091 | 137 | { "sh4_switch_fr_banks", sh4_switch_fr_banks },
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nkeynes@1091 | 138 | { "sh4_execute_instruction", sh4_execute_instruction },
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nkeynes@1091 | 139 | { "signsat48", signsat48 },
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nkeynes@1091 | 140 | { "xlat_get_code_by_vma", xlat_get_code_by_vma },
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nkeynes@1091 | 141 | { "xlat_get_code", xlat_get_code }
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nkeynes@1091 | 142 | };
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nkeynes@1091 | 143 |
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nkeynes@1091 | 144 |
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nkeynes@903 | 145 | gboolean is_sse3_supported()
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nkeynes@903 | 146 | {
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nkeynes@903 | 147 | uint32_t features;
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nkeynes@903 | 148 |
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nkeynes@903 | 149 | __asm__ __volatile__(
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nkeynes@903 | 150 | "mov $0x01, %%eax\n\t"
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nkeynes@908 | 151 | "cpuid\n\t" : "=c" (features) : : "eax", "edx", "ebx");
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nkeynes@903 | 152 | return (features & 1) ? TRUE : FALSE;
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nkeynes@903 | 153 | }
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nkeynes@903 | 154 |
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nkeynes@1125 | 155 | void sh4_translate_set_address_space( struct mem_region_fn **priv, struct mem_region_fn **user )
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nkeynes@1125 | 156 | {
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nkeynes@1125 | 157 | sh4_x86.priv_address_space = priv;
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nkeynes@1125 | 158 | sh4_x86.user_address_space = user;
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nkeynes@1125 | 159 | x86_symbol_table[2].ptr = priv;
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nkeynes@1125 | 160 | x86_symbol_table[3].ptr = user;
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nkeynes@1125 | 161 | }
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nkeynes@1125 | 162 |
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nkeynes@669 | 163 | void sh4_translate_init(void)
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nkeynes@368 | 164 | {
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nkeynes@368 | 165 | sh4_x86.backpatch_list = malloc(DEFAULT_BACKPATCH_SIZE);
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nkeynes@586 | 166 | sh4_x86.backpatch_size = DEFAULT_BACKPATCH_SIZE / sizeof(struct backpatch_record);
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nkeynes@1125 | 167 | sh4_x86.begin_callback = NULL;
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nkeynes@1125 | 168 | sh4_x86.end_callback = NULL;
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nkeynes@1125 | 169 | sh4_translate_set_address_space( sh4_address_space, sh4_user_address_space );
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nkeynes@1125 | 170 | sh4_x86.fastmem = TRUE;
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nkeynes@1182 | 171 | sh4_x86.profile_blocks = FALSE;
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nkeynes@903 | 172 | sh4_x86.sse3_enabled = is_sse3_supported();
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nkeynes@1091 | 173 | x86_disasm_init();
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nkeynes@1091 | 174 | x86_set_symtab( x86_symbol_table, sizeof(x86_symbol_table)/sizeof(struct x86_symbol) );
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nkeynes@368 | 175 | }
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nkeynes@368 | 176 |
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nkeynes@1125 | 177 | void sh4_translate_set_callbacks( xlat_block_begin_callback_t begin, xlat_block_end_callback_t end )
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nkeynes@1125 | 178 | {
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nkeynes@1125 | 179 | sh4_x86.begin_callback = begin;
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nkeynes@1125 | 180 | sh4_x86.end_callback = end;
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nkeynes@1125 | 181 | }
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nkeynes@1125 | 182 |
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nkeynes@1125 | 183 | void sh4_translate_set_fastmem( gboolean flag )
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nkeynes@1125 | 184 | {
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nkeynes@1125 | 185 | sh4_x86.fastmem = flag;
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nkeynes@1125 | 186 | }
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nkeynes@1125 | 187 |
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nkeynes@1182 | 188 | void sh4_translate_set_profile_blocks( gboolean flag )
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nkeynes@1182 | 189 | {
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nkeynes@1182 | 190 | sh4_x86.profile_blocks = flag;
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nkeynes@1182 | 191 | }
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nkeynes@1182 | 192 |
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nkeynes@1182 | 193 | gboolean sh4_translate_get_profile_blocks()
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nkeynes@1182 | 194 | {
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nkeynes@1182 | 195 | return sh4_x86.profile_blocks;
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nkeynes@1182 | 196 | }
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nkeynes@1182 | 197 |
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nkeynes@1091 | 198 | /**
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nkeynes@1091 | 199 | * Disassemble the given translated code block, and it's source SH4 code block
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nkeynes@1091 | 200 | * side-by-side. The current native pc will be marked if non-null.
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nkeynes@1091 | 201 | */
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nkeynes@1091 | 202 | void sh4_translate_disasm_block( FILE *out, void *code, sh4addr_t source_start, void *native_pc )
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nkeynes@1091 | 203 | {
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nkeynes@1091 | 204 | char buf[256];
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nkeynes@1091 | 205 | char op[256];
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nkeynes@1091 | 206 |
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nkeynes@1091 | 207 | uintptr_t target_start = (uintptr_t)code, target_pc;
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nkeynes@1091 | 208 | uintptr_t target_end = target_start + xlat_get_code_size(code);
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nkeynes@1091 | 209 | uint32_t source_pc = source_start;
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nkeynes@1091 | 210 | uint32_t source_end = source_pc;
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nkeynes@1091 | 211 | xlat_recovery_record_t source_recov_table = XLAT_RECOVERY_TABLE(code);
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nkeynes@1092 | 212 | xlat_recovery_record_t source_recov_end = source_recov_table + XLAT_BLOCK_FOR_CODE(code)->recover_table_size - 1;
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nkeynes@1091 | 213 |
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nkeynes@1091 | 214 | for( target_pc = target_start; target_pc < target_end; ) {
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nkeynes@1091 | 215 | uintptr_t pc2 = x86_disasm_instruction( target_pc, buf, sizeof(buf), op );
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nkeynes@1092 | 216 | #if SIZEOF_VOID_P == 8
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nkeynes@1092 | 217 | fprintf( out, "%c%016lx: %-30s %-40s", (target_pc == (uintptr_t)native_pc ? '*' : ' '),
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nkeynes@1092 | 218 | target_pc, op, buf );
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nkeynes@1092 | 219 | #else
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nkeynes@1112 | 220 | fprintf( out, "%c%08lx: %-30s %-40s", (target_pc == (uintptr_t)native_pc ? '*' : ' '),
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nkeynes@1092 | 221 | target_pc, op, buf );
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nkeynes@1092 | 222 | #endif
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nkeynes@1091 | 223 | if( source_recov_table < source_recov_end &&
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nkeynes@1091 | 224 | target_pc >= (target_start + source_recov_table->xlat_offset) ) {
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nkeynes@1091 | 225 | source_recov_table++;
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nkeynes@1091 | 226 | if( source_end < (source_start + (source_recov_table->sh4_icount)*2) )
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nkeynes@1091 | 227 | source_end = source_start + (source_recov_table->sh4_icount)*2;
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nkeynes@1091 | 228 | }
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nkeynes@1091 | 229 |
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nkeynes@1091 | 230 | if( source_pc < source_end ) {
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nkeynes@1091 | 231 | uint32_t source_pc2 = sh4_disasm_instruction( source_pc, buf, sizeof(buf), op );
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nkeynes@1091 | 232 | fprintf( out, " %08X: %s %s\n", source_pc, op, buf );
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nkeynes@1091 | 233 | source_pc = source_pc2;
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nkeynes@1091 | 234 | } else {
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nkeynes@1091 | 235 | fprintf( out, "\n" );
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nkeynes@1091 | 236 | }
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nkeynes@1091 | 237 |
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nkeynes@1091 | 238 | target_pc = pc2;
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nkeynes@1091 | 239 | }
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nkeynes@1091 | 240 |
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nkeynes@1091 | 241 | while( source_pc < source_end ) {
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nkeynes@1091 | 242 | uint32_t source_pc2 = sh4_disasm_instruction( source_pc, buf, sizeof(buf), op );
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nkeynes@1091 | 243 | fprintf( out, "%*c %08X: %s %s\n", 72,' ', source_pc, op, buf );
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nkeynes@1091 | 244 | source_pc = source_pc2;
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nkeynes@1091 | 245 | }
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nkeynes@1091 | 246 | }
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nkeynes@368 | 247 |
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nkeynes@586 | 248 | static void sh4_x86_add_backpatch( uint8_t *fixup_addr, uint32_t fixup_pc, uint32_t exc_code )
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nkeynes@368 | 249 | {
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nkeynes@991 | 250 | int reloc_size = 4;
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nkeynes@991 | 251 |
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nkeynes@991 | 252 | if( exc_code == -2 ) {
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nkeynes@991 | 253 | reloc_size = sizeof(void *);
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nkeynes@991 | 254 | }
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nkeynes@991 | 255 |
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nkeynes@368 | 256 | if( sh4_x86.backpatch_posn == sh4_x86.backpatch_size ) {
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nkeynes@368 | 257 | sh4_x86.backpatch_size <<= 1;
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nkeynes@586 | 258 | sh4_x86.backpatch_list = realloc( sh4_x86.backpatch_list,
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nkeynes@586 | 259 | sh4_x86.backpatch_size * sizeof(struct backpatch_record));
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nkeynes@368 | 260 | assert( sh4_x86.backpatch_list != NULL );
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nkeynes@368 | 261 | }
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nkeynes@586 | 262 | if( sh4_x86.in_delay_slot ) {
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nkeynes@586 | 263 | fixup_pc -= 2;
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nkeynes@586 | 264 | }
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nkeynes@991 | 265 |
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nkeynes@604 | 266 | sh4_x86.backpatch_list[sh4_x86.backpatch_posn].fixup_offset =
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nkeynes@991 | 267 | (((uint8_t *)fixup_addr) - ((uint8_t *)xlat_current_block->code)) - reloc_size;
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nkeynes@586 | 268 | sh4_x86.backpatch_list[sh4_x86.backpatch_posn].fixup_icount = (fixup_pc - sh4_x86.block_start_pc)>>1;
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nkeynes@586 | 269 | sh4_x86.backpatch_list[sh4_x86.backpatch_posn].exc_code = exc_code;
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nkeynes@586 | 270 | sh4_x86.backpatch_posn++;
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nkeynes@368 | 271 | }
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nkeynes@368 | 272 |
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nkeynes@991 | 273 | #define TSTATE_NONE -1
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nkeynes@995 | 274 | #define TSTATE_O X86_COND_O
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nkeynes@995 | 275 | #define TSTATE_C X86_COND_C
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nkeynes@995 | 276 | #define TSTATE_E X86_COND_E
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nkeynes@995 | 277 | #define TSTATE_NE X86_COND_NE
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nkeynes@995 | 278 | #define TSTATE_G X86_COND_G
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nkeynes@995 | 279 | #define TSTATE_GE X86_COND_GE
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nkeynes@995 | 280 | #define TSTATE_A X86_COND_A
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nkeynes@995 | 281 | #define TSTATE_AE X86_COND_AE
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nkeynes@359 | 282 |
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nkeynes@991 | 283 | #define MARK_JMP8(x) uint8_t *_mark_jmp_##x = (xlat_output-1)
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nkeynes@991 | 284 | #define JMP_TARGET(x) *_mark_jmp_##x += (xlat_output - _mark_jmp_##x)
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nkeynes@368 | 285 |
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nkeynes@991 | 286 | /* Convenience instructions */
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nkeynes@991 | 287 | #define LDC_t() CMPB_imms_rbpdisp(1,R_T); CMC()
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nkeynes@991 | 288 | #define SETE_t() SETCCB_cc_rbpdisp(X86_COND_E,R_T)
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nkeynes@991 | 289 | #define SETA_t() SETCCB_cc_rbpdisp(X86_COND_A,R_T)
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nkeynes@991 | 290 | #define SETAE_t() SETCCB_cc_rbpdisp(X86_COND_AE,R_T)
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nkeynes@991 | 291 | #define SETG_t() SETCCB_cc_rbpdisp(X86_COND_G,R_T)
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nkeynes@991 | 292 | #define SETGE_t() SETCCB_cc_rbpdisp(X86_COND_GE,R_T)
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nkeynes@991 | 293 | #define SETC_t() SETCCB_cc_rbpdisp(X86_COND_C,R_T)
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nkeynes@991 | 294 | #define SETO_t() SETCCB_cc_rbpdisp(X86_COND_O,R_T)
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nkeynes@991 | 295 | #define SETNE_t() SETCCB_cc_rbpdisp(X86_COND_NE,R_T)
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nkeynes@991 | 296 | #define SETC_r8(r1) SETCCB_cc_r8(X86_COND_C, r1)
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nkeynes@991 | 297 | #define JAE_label(label) JCC_cc_rel8(X86_COND_AE,-1); MARK_JMP8(label)
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nkeynes@1112 | 298 | #define JBE_label(label) JCC_cc_rel8(X86_COND_BE,-1); MARK_JMP8(label)
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nkeynes@991 | 299 | #define JE_label(label) JCC_cc_rel8(X86_COND_E,-1); MARK_JMP8(label)
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nkeynes@991 | 300 | #define JGE_label(label) JCC_cc_rel8(X86_COND_GE,-1); MARK_JMP8(label)
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nkeynes@991 | 301 | #define JNA_label(label) JCC_cc_rel8(X86_COND_NA,-1); MARK_JMP8(label)
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nkeynes@991 | 302 | #define JNE_label(label) JCC_cc_rel8(X86_COND_NE,-1); MARK_JMP8(label)
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nkeynes@991 | 303 | #define JNO_label(label) JCC_cc_rel8(X86_COND_NO,-1); MARK_JMP8(label)
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nkeynes@991 | 304 | #define JS_label(label) JCC_cc_rel8(X86_COND_S,-1); MARK_JMP8(label)
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nkeynes@991 | 305 | #define JMP_label(label) JMP_rel8(-1); MARK_JMP8(label)
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nkeynes@991 | 306 | #define JNE_exc(exc) JCC_cc_rel32(X86_COND_NE,0); sh4_x86_add_backpatch(xlat_output, pc, exc)
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nkeynes@374 | 307 |
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nkeynes@991 | 308 | /** Branch if T is set (either in the current cflags, or in sh4r.t) */
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nkeynes@991 | 309 | #define JT_label(label) if( sh4_x86.tstate == TSTATE_NONE ) { \
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nkeynes@991 | 310 | CMPL_imms_rbpdisp( 1, R_T ); sh4_x86.tstate = TSTATE_E; } \
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nkeynes@991 | 311 | JCC_cc_rel8(sh4_x86.tstate,-1); MARK_JMP8(label)
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nkeynes@368 | 312 |
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nkeynes@991 | 313 | /** Branch if T is clear (either in the current cflags or in sh4r.t) */
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nkeynes@991 | 314 | #define JF_label(label) if( sh4_x86.tstate == TSTATE_NONE ) { \
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nkeynes@991 | 315 | CMPL_imms_rbpdisp( 1, R_T ); sh4_x86.tstate = TSTATE_E; } \
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nkeynes@991 | 316 | JCC_cc_rel8(sh4_x86.tstate^1, -1); MARK_JMP8(label)
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nkeynes@359 | 317 |
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nkeynes@939 | 318 |
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nkeynes@991 | 319 | #define load_reg(x86reg,sh4reg) MOVL_rbpdisp_r32( REG_OFFSET(r[sh4reg]), x86reg )
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nkeynes@991 | 320 | #define store_reg(x86reg,sh4reg) MOVL_r32_rbpdisp( x86reg, REG_OFFSET(r[sh4reg]) )
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nkeynes@374 | 321 |
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nkeynes@375 | 322 | /**
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nkeynes@375 | 323 | * Load an FR register (single-precision floating point) into an integer x86
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nkeynes@375 | 324 | * register (eg for register-to-register moves)
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nkeynes@375 | 325 | */
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nkeynes@991 | 326 | #define load_fr(reg,frm) MOVL_rbpdisp_r32( REG_OFFSET(fr[0][(frm)^1]), reg )
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nkeynes@991 | 327 | #define load_xf(reg,frm) MOVL_rbpdisp_r32( REG_OFFSET(fr[1][(frm)^1]), reg )
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nkeynes@375 | 328 |
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nkeynes@375 | 329 | /**
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nkeynes@669 | 330 | * Load the low half of a DR register (DR or XD) into an integer x86 register
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nkeynes@669 | 331 | */
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nkeynes@991 | 332 | #define load_dr0(reg,frm) MOVL_rbpdisp_r32( REG_OFFSET(fr[frm&1][frm|0x01]), reg )
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nkeynes@991 | 333 | #define load_dr1(reg,frm) MOVL_rbpdisp_r32( REG_OFFSET(fr[frm&1][frm&0x0E]), reg )
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nkeynes@669 | 334 |
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nkeynes@669 | 335 | /**
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nkeynes@669 | 336 | * Store an FR register (single-precision floating point) from an integer x86+
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nkeynes@375 | 337 | * register (eg for register-to-register moves)
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nkeynes@375 | 338 | */
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nkeynes@991 | 339 | #define store_fr(reg,frm) MOVL_r32_rbpdisp( reg, REG_OFFSET(fr[0][(frm)^1]) )
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nkeynes@991 | 340 | #define store_xf(reg,frm) MOVL_r32_rbpdisp( reg, REG_OFFSET(fr[1][(frm)^1]) )
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nkeynes@375 | 341 |
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nkeynes@991 | 342 | #define store_dr0(reg,frm) MOVL_r32_rbpdisp( reg, REG_OFFSET(fr[frm&1][frm|0x01]) )
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nkeynes@991 | 343 | #define store_dr1(reg,frm) MOVL_r32_rbpdisp( reg, REG_OFFSET(fr[frm&1][frm&0x0E]) )
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nkeynes@375 | 344 |
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nkeynes@374 | 345 |
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nkeynes@991 | 346 | #define push_fpul() FLDF_rbpdisp(R_FPUL)
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nkeynes@991 | 347 | #define pop_fpul() FSTPF_rbpdisp(R_FPUL)
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nkeynes@991 | 348 | #define push_fr(frm) FLDF_rbpdisp( REG_OFFSET(fr[0][(frm)^1]) )
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nkeynes@991 | 349 | #define pop_fr(frm) FSTPF_rbpdisp( REG_OFFSET(fr[0][(frm)^1]) )
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nkeynes@991 | 350 | #define push_xf(frm) FLDF_rbpdisp( REG_OFFSET(fr[1][(frm)^1]) )
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nkeynes@991 | 351 | #define pop_xf(frm) FSTPF_rbpdisp( REG_OFFSET(fr[1][(frm)^1]) )
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nkeynes@991 | 352 | #define push_dr(frm) FLDD_rbpdisp( REG_OFFSET(fr[0][(frm)&0x0E]) )
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nkeynes@991 | 353 | #define pop_dr(frm) FSTPD_rbpdisp( REG_OFFSET(fr[0][(frm)&0x0E]) )
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nkeynes@991 | 354 | #define push_xdr(frm) FLDD_rbpdisp( REG_OFFSET(fr[1][(frm)&0x0E]) )
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nkeynes@991 | 355 | #define pop_xdr(frm) FSTPD_rbpdisp( REG_OFFSET(fr[1][(frm)&0x0E]) )
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nkeynes@377 | 356 |
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nkeynes@991 | 357 | #ifdef ENABLE_SH4STATS
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nkeynes@995 | 358 | #define COUNT_INST(id) MOVL_imm32_r32( id, REG_EAX ); CALL1_ptr_r32(sh4_stats_add, REG_EAX); sh4_x86.tstate = TSTATE_NONE
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nkeynes@991 | 359 | #else
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nkeynes@991 | 360 | #define COUNT_INST(id)
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nkeynes@991 | 361 | #endif
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nkeynes@377 | 362 |
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nkeynes@374 | 363 |
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nkeynes@368 | 364 | /* Exception checks - Note that all exception checks will clobber EAX */
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nkeynes@416 | 365 |
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nkeynes@416 | 366 | #define check_priv( ) \
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nkeynes@1112 | 367 | if( (sh4_x86.sh4_mode & SR_MD) == 0 ) { \
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nkeynes@937 | 368 | if( sh4_x86.in_delay_slot ) { \
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nkeynes@1191 | 369 | exit_block_exc(EXC_SLOT_ILLEGAL, (pc-2), 4 ); \
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nkeynes@937 | 370 | } else { \
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nkeynes@1191 | 371 | exit_block_exc(EXC_ILLEGAL, pc, 2); \
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nkeynes@937 | 372 | } \
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nkeynes@956 | 373 | sh4_x86.branch_taken = TRUE; \
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nkeynes@937 | 374 | sh4_x86.in_delay_slot = DELAY_NONE; \
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nkeynes@937 | 375 | return 2; \
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nkeynes@937 | 376 | }
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nkeynes@416 | 377 |
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nkeynes@416 | 378 | #define check_fpuen( ) \
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nkeynes@416 | 379 | if( !sh4_x86.fpuen_checked ) {\
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nkeynes@416 | 380 | sh4_x86.fpuen_checked = TRUE;\
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nkeynes@995 | 381 | MOVL_rbpdisp_r32( R_SR, REG_EAX );\
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nkeynes@991 | 382 | ANDL_imms_r32( SR_FD, REG_EAX );\
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nkeynes@416 | 383 | if( sh4_x86.in_delay_slot ) {\
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nkeynes@586 | 384 | JNE_exc(EXC_SLOT_FPU_DISABLED);\
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nkeynes@416 | 385 | } else {\
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nkeynes@586 | 386 | JNE_exc(EXC_FPU_DISABLED);\
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nkeynes@416 | 387 | }\
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nkeynes@875 | 388 | sh4_x86.tstate = TSTATE_NONE; \
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nkeynes@416 | 389 | }
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nkeynes@416 | 390 |
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nkeynes@586 | 391 | #define check_ralign16( x86reg ) \
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nkeynes@991 | 392 | TESTL_imms_r32( 0x00000001, x86reg ); \
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nkeynes@586 | 393 | JNE_exc(EXC_DATA_ADDR_READ)
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nkeynes@416 | 394 |
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nkeynes@586 | 395 | #define check_walign16( x86reg ) \
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nkeynes@991 | 396 | TESTL_imms_r32( 0x00000001, x86reg ); \
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nkeynes@586 | 397 | JNE_exc(EXC_DATA_ADDR_WRITE);
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nkeynes@368 | 398 |
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nkeynes@586 | 399 | #define check_ralign32( x86reg ) \
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nkeynes@991 | 400 | TESTL_imms_r32( 0x00000003, x86reg ); \
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nkeynes@586 | 401 | JNE_exc(EXC_DATA_ADDR_READ)
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nkeynes@368 | 402 |
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nkeynes@586 | 403 | #define check_walign32( x86reg ) \
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nkeynes@991 | 404 | TESTL_imms_r32( 0x00000003, x86reg ); \
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nkeynes@586 | 405 | JNE_exc(EXC_DATA_ADDR_WRITE);
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nkeynes@368 | 406 |
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nkeynes@732 | 407 | #define check_ralign64( x86reg ) \
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nkeynes@991 | 408 | TESTL_imms_r32( 0x00000007, x86reg ); \
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nkeynes@732 | 409 | JNE_exc(EXC_DATA_ADDR_READ)
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nkeynes@732 | 410 |
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nkeynes@732 | 411 | #define check_walign64( x86reg ) \
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nkeynes@991 | 412 | TESTL_imms_r32( 0x00000007, x86reg ); \
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nkeynes@732 | 413 | JNE_exc(EXC_DATA_ADDR_WRITE);
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nkeynes@732 | 414 |
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nkeynes@1125 | 415 | #define address_space() ((sh4_x86.sh4_mode&SR_MD) ? (uintptr_t)sh4_x86.priv_address_space : (uintptr_t)sh4_x86.user_address_space)
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nkeynes@1004 | 416 |
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nkeynes@824 | 417 | #define UNDEF(ir)
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nkeynes@939 | 418 | /* Note: For SR.MD == 1 && MMUCR.AT == 0, there are no memory exceptions, so
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nkeynes@939 | 419 | * don't waste the cycles expecting them. Otherwise we need to save the exception pointer.
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nkeynes@586 | 420 | */
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nkeynes@941 | 421 | #ifdef HAVE_FRAME_ADDRESS
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nkeynes@995 | 422 | static void call_read_func(int addr_reg, int value_reg, int offset, int pc)
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nkeynes@995 | 423 | {
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nkeynes@1004 | 424 | decode_address(address_space(), addr_reg);
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nkeynes@1112 | 425 | if( !sh4_x86.tlb_on && (sh4_x86.sh4_mode & SR_MD) ) {
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nkeynes@995 | 426 | CALL1_r32disp_r32(REG_ECX, offset, addr_reg);
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nkeynes@995 | 427 | } else {
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nkeynes@995 | 428 | if( addr_reg != REG_ARG1 ) {
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nkeynes@995 | 429 | MOVL_r32_r32( addr_reg, REG_ARG1 );
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nkeynes@995 | 430 | }
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nkeynes@995 | 431 | MOVP_immptr_rptr( 0, REG_ARG2 );
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nkeynes@995 | 432 | sh4_x86_add_backpatch( xlat_output, pc, -2 );
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nkeynes@995 | 433 | CALL2_r32disp_r32_r32(REG_ECX, offset, REG_ARG1, REG_ARG2);
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nkeynes@995 | 434 | }
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nkeynes@995 | 435 | if( value_reg != REG_RESULT1 ) {
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nkeynes@995 | 436 | MOVL_r32_r32( REG_RESULT1, value_reg );
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nkeynes@995 | 437 | }
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nkeynes@995 | 438 | }
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nkeynes@995 | 439 |
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nkeynes@995 | 440 | static void call_write_func(int addr_reg, int value_reg, int offset, int pc)
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nkeynes@995 | 441 | {
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nkeynes@1004 | 442 | decode_address(address_space(), addr_reg);
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nkeynes@1112 | 443 | if( !sh4_x86.tlb_on && (sh4_x86.sh4_mode & SR_MD) ) {
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nkeynes@995 | 444 | CALL2_r32disp_r32_r32(REG_ECX, offset, addr_reg, value_reg);
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nkeynes@995 | 445 | } else {
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nkeynes@995 | 446 | if( value_reg != REG_ARG2 ) {
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nkeynes@995 | 447 | MOVL_r32_r32( value_reg, REG_ARG2 );
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nkeynes@995 | 448 | }
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nkeynes@995 | 449 | if( addr_reg != REG_ARG1 ) {
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nkeynes@995 | 450 | MOVL_r32_r32( addr_reg, REG_ARG1 );
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nkeynes@995 | 451 | }
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nkeynes@995 | 452 | #if MAX_REG_ARG > 2
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nkeynes@995 | 453 | MOVP_immptr_rptr( 0, REG_ARG3 );
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nkeynes@995 | 454 | sh4_x86_add_backpatch( xlat_output, pc, -2 );
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nkeynes@995 | 455 | CALL3_r32disp_r32_r32_r32(REG_ECX, offset, REG_ARG1, REG_ARG2, REG_ARG3);
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nkeynes@995 | 456 | #else
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nkeynes@995 | 457 | MOVL_imm32_rspdisp( 0, 0 );
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nkeynes@995 | 458 | sh4_x86_add_backpatch( xlat_output, pc, -2 );
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nkeynes@995 | 459 | CALL3_r32disp_r32_r32_r32(REG_ECX, offset, REG_ARG1, REG_ARG2, 0);
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nkeynes@995 | 460 | #endif
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nkeynes@995 | 461 | }
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nkeynes@995 | 462 | }
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nkeynes@995 | 463 | #else
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nkeynes@995 | 464 | static void call_read_func(int addr_reg, int value_reg, int offset, int pc)
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nkeynes@995 | 465 | {
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nkeynes@1004 | 466 | decode_address(address_space(), addr_reg);
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nkeynes@995 | 467 | CALL1_r32disp_r32(REG_ECX, offset, addr_reg);
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nkeynes@995 | 468 | if( value_reg != REG_RESULT1 ) {
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nkeynes@995 | 469 | MOVL_r32_r32( REG_RESULT1, value_reg );
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nkeynes@995 | 470 | }
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nkeynes@995 | 471 | }
|
nkeynes@995 | 472 |
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nkeynes@996 | 473 | static void call_write_func(int addr_reg, int value_reg, int offset, int pc)
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nkeynes@995 | 474 | {
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nkeynes@1004 | 475 | decode_address(address_space(), addr_reg);
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nkeynes@995 | 476 | CALL2_r32disp_r32_r32(REG_ECX, offset, addr_reg, value_reg);
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nkeynes@995 | 477 | }
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nkeynes@941 | 478 | #endif
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nkeynes@939 | 479 |
|
nkeynes@995 | 480 | #define MEM_REGION_PTR(name) offsetof( struct mem_region_fn, name )
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nkeynes@995 | 481 | #define MEM_READ_BYTE( addr_reg, value_reg ) call_read_func(addr_reg, value_reg, MEM_REGION_PTR(read_byte), pc)
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nkeynes@995 | 482 | #define MEM_READ_BYTE_FOR_WRITE( addr_reg, value_reg ) call_read_func( addr_reg, value_reg, MEM_REGION_PTR(read_byte_for_write), pc)
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nkeynes@995 | 483 | #define MEM_READ_WORD( addr_reg, value_reg ) call_read_func(addr_reg, value_reg, MEM_REGION_PTR(read_word), pc)
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nkeynes@995 | 484 | #define MEM_READ_LONG( addr_reg, value_reg ) call_read_func(addr_reg, value_reg, MEM_REGION_PTR(read_long), pc)
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nkeynes@995 | 485 | #define MEM_WRITE_BYTE( addr_reg, value_reg ) call_write_func(addr_reg, value_reg, MEM_REGION_PTR(write_byte), pc)
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nkeynes@995 | 486 | #define MEM_WRITE_WORD( addr_reg, value_reg ) call_write_func(addr_reg, value_reg, MEM_REGION_PTR(write_word), pc)
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nkeynes@995 | 487 | #define MEM_WRITE_LONG( addr_reg, value_reg ) call_write_func(addr_reg, value_reg, MEM_REGION_PTR(write_long), pc)
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nkeynes@995 | 488 | #define MEM_PREFETCH( addr_reg ) call_read_func(addr_reg, REG_RESULT1, MEM_REGION_PTR(prefetch), pc)
|
nkeynes@368 | 489 |
|
nkeynes@1191 | 490 | #define SLOTILLEGAL() exit_block_exc(EXC_SLOT_ILLEGAL, pc-2, 4); sh4_x86.in_delay_slot = DELAY_NONE; return 2;
|
nkeynes@539 | 491 |
|
nkeynes@1182 | 492 | /** Offset of xlat_sh4_mode field relative to the code pointer */
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nkeynes@1186 | 493 | #define XLAT_SH4_MODE_CODE_OFFSET (int32_t)(offsetof(struct xlat_cache_block, xlat_sh4_mode) - offsetof(struct xlat_cache_block,code) )
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nkeynes@1186 | 494 | #define XLAT_CHAIN_CODE_OFFSET (int32_t)(offsetof(struct xlat_cache_block, chain) - offsetof(struct xlat_cache_block,code) )
|
nkeynes@1186 | 495 | #define XLAT_ACTIVE_CODE_OFFSET (int32_t)(offsetof(struct xlat_cache_block, active) - offsetof(struct xlat_cache_block,code) )
|
nkeynes@1182 | 496 |
|
nkeynes@901 | 497 | void sh4_translate_begin_block( sh4addr_t pc )
|
nkeynes@901 | 498 | {
|
nkeynes@1112 | 499 | sh4_x86.code = xlat_output;
|
nkeynes@901 | 500 | sh4_x86.in_delay_slot = FALSE;
|
nkeynes@901 | 501 | sh4_x86.fpuen_checked = FALSE;
|
nkeynes@901 | 502 | sh4_x86.branch_taken = FALSE;
|
nkeynes@901 | 503 | sh4_x86.backpatch_posn = 0;
|
nkeynes@901 | 504 | sh4_x86.block_start_pc = pc;
|
nkeynes@939 | 505 | sh4_x86.tlb_on = IS_TLB_ENABLED();
|
nkeynes@901 | 506 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@901 | 507 | sh4_x86.double_prec = sh4r.fpscr & FPSCR_PR;
|
nkeynes@903 | 508 | sh4_x86.double_size = sh4r.fpscr & FPSCR_SZ;
|
nkeynes@1112 | 509 | sh4_x86.sh4_mode = sh4r.xlat_sh4_mode;
|
nkeynes@1125 | 510 | emit_prologue();
|
nkeynes@1125 | 511 | if( sh4_x86.begin_callback ) {
|
nkeynes@1125 | 512 | CALL_ptr( sh4_x86.begin_callback );
|
nkeynes@1125 | 513 | }
|
nkeynes@1182 | 514 | if( sh4_x86.profile_blocks ) {
|
nkeynes@1186 | 515 | MOVP_immptr_rptr( sh4_x86.code + XLAT_ACTIVE_CODE_OFFSET, REG_EAX );
|
nkeynes@1182 | 516 | ADDL_imms_r32disp( 1, REG_EAX, 0 );
|
nkeynes@1182 | 517 | }
|
nkeynes@901 | 518 | }
|
nkeynes@901 | 519 |
|
nkeynes@901 | 520 |
|
nkeynes@593 | 521 | uint32_t sh4_translate_end_block_size()
|
nkeynes@593 | 522 | {
|
nkeynes@596 | 523 | if( sh4_x86.backpatch_posn <= 3 ) {
|
nkeynes@1146 | 524 | return EPILOGUE_SIZE + (sh4_x86.backpatch_posn*(12+CALL1_PTR_MIN_SIZE));
|
nkeynes@596 | 525 | } else {
|
nkeynes@1146 | 526 | return EPILOGUE_SIZE + (3*(12+CALL1_PTR_MIN_SIZE)) + (sh4_x86.backpatch_posn-3)*(15+CALL1_PTR_MIN_SIZE);
|
nkeynes@596 | 527 | }
|
nkeynes@593 | 528 | }
|
nkeynes@593 | 529 |
|
nkeynes@593 | 530 |
|
nkeynes@590 | 531 | /**
|
nkeynes@590 | 532 | * Embed a breakpoint into the generated code
|
nkeynes@590 | 533 | */
|
nkeynes@586 | 534 | void sh4_translate_emit_breakpoint( sh4vma_t pc )
|
nkeynes@586 | 535 | {
|
nkeynes@995 | 536 | MOVL_imm32_r32( pc, REG_EAX );
|
nkeynes@995 | 537 | CALL1_ptr_r32( sh4_translate_breakpoint_hit, REG_EAX );
|
nkeynes@875 | 538 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@586 | 539 | }
|
nkeynes@590 | 540 |
|
nkeynes@601 | 541 |
|
nkeynes@601 | 542 | #define UNTRANSLATABLE(pc) !IS_IN_ICACHE(pc)
|
nkeynes@601 | 543 |
|
nkeynes@1112 | 544 | /**
|
nkeynes@1112 | 545 | * Test if the loaded target code pointer in %eax is valid, and if so jump
|
nkeynes@1112 | 546 | * directly into it, bypassing the normal exit.
|
nkeynes@1112 | 547 | */
|
nkeynes@1112 | 548 | static void jump_next_block()
|
nkeynes@1112 | 549 | {
|
nkeynes@1149 | 550 | uint8_t *ptr = xlat_output;
|
nkeynes@1112 | 551 | TESTP_rptr_rptr(REG_EAX, REG_EAX);
|
nkeynes@1112 | 552 | JE_label(nocode);
|
nkeynes@1112 | 553 | if( sh4_x86.sh4_mode == SH4_MODE_UNKNOWN ) {
|
nkeynes@1112 | 554 | /* sr/fpscr was changed, possibly updated xlat_sh4_mode, so reload it */
|
nkeynes@1112 | 555 | MOVL_rbpdisp_r32( REG_OFFSET(xlat_sh4_mode), REG_ECX );
|
nkeynes@1112 | 556 | CMPL_r32_r32disp( REG_ECX, REG_EAX, XLAT_SH4_MODE_CODE_OFFSET );
|
nkeynes@1112 | 557 | } else {
|
nkeynes@1112 | 558 | CMPL_imms_r32disp( sh4_x86.sh4_mode, REG_EAX, XLAT_SH4_MODE_CODE_OFFSET );
|
nkeynes@1112 | 559 | }
|
nkeynes@1112 | 560 | JNE_label(wrongmode);
|
nkeynes@1112 | 561 | LEAP_rptrdisp_rptr(REG_EAX, PROLOGUE_SIZE,REG_EAX);
|
nkeynes@1125 | 562 | if( sh4_x86.end_callback ) {
|
nkeynes@1125 | 563 | /* Note this does leave the stack out of alignment, but doesn't matter
|
nkeynes@1125 | 564 | * for what we're currently using it for.
|
nkeynes@1125 | 565 | */
|
nkeynes@1125 | 566 | PUSH_r32(REG_EAX);
|
nkeynes@1125 | 567 | MOVP_immptr_rptr(sh4_x86.end_callback, REG_ECX);
|
nkeynes@1125 | 568 | JMP_rptr(REG_ECX);
|
nkeynes@1125 | 569 | } else {
|
nkeynes@1125 | 570 | JMP_rptr(REG_EAX);
|
nkeynes@1125 | 571 | }
|
nkeynes@1149 | 572 | JMP_TARGET(wrongmode);
|
nkeynes@1176 | 573 | MOVP_rptrdisp_rptr( REG_EAX, XLAT_CHAIN_CODE_OFFSET, REG_EAX );
|
nkeynes@1149 | 574 | int rel = ptr - xlat_output;
|
nkeynes@1149 | 575 | JMP_prerel(rel);
|
nkeynes@1149 | 576 | JMP_TARGET(nocode);
|
nkeynes@1112 | 577 | }
|
nkeynes@1112 | 578 |
|
nkeynes@1186 | 579 | /**
|
nkeynes@1186 | 580 | *
|
nkeynes@1186 | 581 | */
|
nkeynes@1186 | 582 | static void FASTCALL sh4_translate_get_code_and_backpatch( uint32_t pc )
|
nkeynes@1186 | 583 | {
|
nkeynes@1186 | 584 | uint8_t *target = (uint8_t *)xlat_get_code_by_vma(pc);
|
nkeynes@1186 | 585 | while( target != NULL && sh4r.xlat_sh4_mode != XLAT_BLOCK_MODE(target) ) {
|
nkeynes@1186 | 586 | target = XLAT_BLOCK_CHAIN(target);
|
nkeynes@1186 | 587 | }
|
nkeynes@1186 | 588 | if( target == NULL ) {
|
nkeynes@1186 | 589 | target = sh4_translate_basic_block( pc );
|
nkeynes@1186 | 590 | }
|
nkeynes@1186 | 591 | uint8_t *backpatch = ((uint8_t *)__builtin_return_address(0)) - (CALL1_PTR_MIN_SIZE);
|
nkeynes@1186 | 592 | *backpatch = 0xE9;
|
nkeynes@1186 | 593 | *(uint32_t *)(backpatch+1) = (uint32_t)(target-backpatch)+PROLOGUE_SIZE-5;
|
nkeynes@1186 | 594 | *(void **)(backpatch+5) = XLAT_BLOCK_FOR_CODE(target)->use_list;
|
nkeynes@1186 | 595 | XLAT_BLOCK_FOR_CODE(target)->use_list = backpatch;
|
nkeynes@1186 | 596 |
|
nkeynes@1186 | 597 | uint8_t **retptr = ((uint8_t **)__builtin_frame_address(0))+1;
|
nkeynes@1186 | 598 | assert( *retptr == ((uint8_t *)__builtin_return_address(0)) );
|
nkeynes@1186 | 599 | *retptr = backpatch;
|
nkeynes@1186 | 600 | }
|
nkeynes@1186 | 601 |
|
nkeynes@1186 | 602 | static void emit_translate_and_backpatch()
|
nkeynes@1186 | 603 | {
|
nkeynes@1186 | 604 | /* NB: this is either 7 bytes (i386) or 12 bytes (x86-64) */
|
nkeynes@1186 | 605 | CALL1_ptr_r32(sh4_translate_get_code_and_backpatch, REG_ARG1);
|
nkeynes@1186 | 606 |
|
nkeynes@1186 | 607 | /* When patched, the jmp instruction will be 5 bytes (either platform) -
|
nkeynes@1186 | 608 | * we need to reserve sizeof(void*) bytes for the use-list
|
nkeynes@1186 | 609 | * pointer
|
nkeynes@1186 | 610 | */
|
nkeynes@1186 | 611 | if( sizeof(void*) == 8 ) {
|
nkeynes@1186 | 612 | NOP();
|
nkeynes@1186 | 613 | } else {
|
nkeynes@1186 | 614 | NOP2();
|
nkeynes@1186 | 615 | }
|
nkeynes@1186 | 616 | }
|
nkeynes@1186 | 617 |
|
nkeynes@1186 | 618 | /**
|
nkeynes@1186 | 619 | * If we're jumping to a fixed address (or at least fixed relative to the
|
nkeynes@1186 | 620 | * current PC, then we can do a direct branch. REG_ARG1 should contain
|
nkeynes@1186 | 621 | * the PC at this point.
|
nkeynes@1186 | 622 | */
|
nkeynes@1186 | 623 | static void jump_next_block_fixed_pc( sh4addr_t pc )
|
nkeynes@1186 | 624 | {
|
nkeynes@1186 | 625 | if( IS_IN_ICACHE(pc) ) {
|
nkeynes@1186 | 626 | if( sh4_x86.sh4_mode != SH4_MODE_UNKNOWN ) {
|
nkeynes@1186 | 627 | /* Fixed address, in cache, and fixed SH4 mode - generate a call to the
|
nkeynes@1186 | 628 | * fetch-and-backpatch routine, which will replace the call with a branch */
|
nkeynes@1186 | 629 | emit_translate_and_backpatch();
|
nkeynes@1186 | 630 | return;
|
nkeynes@1186 | 631 | } else {
|
nkeynes@1186 | 632 | MOVP_moffptr_rax( xlat_get_lut_entry(GET_ICACHE_PHYS(pc)) );
|
nkeynes@1186 | 633 | ANDP_imms_rptr( -4, REG_EAX );
|
nkeynes@1186 | 634 | }
|
nkeynes@1186 | 635 | } else if( sh4_x86.tlb_on ) {
|
nkeynes@1186 | 636 | CALL1_ptr_r32(xlat_get_code_by_vma, REG_ARG1);
|
nkeynes@1186 | 637 | } else {
|
nkeynes@1186 | 638 | CALL1_ptr_r32(xlat_get_code, REG_ARG1);
|
nkeynes@1186 | 639 | }
|
nkeynes@1186 | 640 | jump_next_block();
|
nkeynes@1186 | 641 |
|
nkeynes@1186 | 642 |
|
nkeynes@1186 | 643 | }
|
nkeynes@1186 | 644 |
|
nkeynes@1186 | 645 | void sh4_translate_unlink_block( void *use_list )
|
nkeynes@1186 | 646 | {
|
nkeynes@1186 | 647 | uint8_t *tmp = xlat_output; /* In case something is active, which should never happen */
|
nkeynes@1186 | 648 | void *next = use_list;
|
nkeynes@1186 | 649 | while( next != NULL ) {
|
nkeynes@1186 | 650 | xlat_output = (uint8_t *)next;
|
nkeynes@1186 | 651 | next = *(void **)(xlat_output+5);
|
nkeynes@1186 | 652 | emit_translate_and_backpatch();
|
nkeynes@1186 | 653 | }
|
nkeynes@1186 | 654 | xlat_output = tmp;
|
nkeynes@1186 | 655 | }
|
nkeynes@1186 | 656 |
|
nkeynes@1186 | 657 |
|
nkeynes@1186 | 658 |
|
nkeynes@1125 | 659 | static void exit_block()
|
nkeynes@1125 | 660 | {
|
nkeynes@1125 | 661 | emit_epilogue();
|
nkeynes@1125 | 662 | if( sh4_x86.end_callback ) {
|
nkeynes@1125 | 663 | MOVP_immptr_rptr(sh4_x86.end_callback, REG_ECX);
|
nkeynes@1125 | 664 | JMP_rptr(REG_ECX);
|
nkeynes@1125 | 665 | } else {
|
nkeynes@1125 | 666 | RET();
|
nkeynes@1125 | 667 | }
|
nkeynes@1125 | 668 | }
|
nkeynes@1125 | 669 |
|
nkeynes@590 | 670 | /**
|
nkeynes@995 | 671 | * Exit the block with sh4r.pc already written
|
nkeynes@995 | 672 | */
|
nkeynes@995 | 673 | void exit_block_pcset( sh4addr_t pc )
|
nkeynes@995 | 674 | {
|
nkeynes@995 | 675 | MOVL_imm32_r32( ((pc - sh4_x86.block_start_pc)>>1)*sh4_cpu_period, REG_ECX );
|
nkeynes@1112 | 676 | ADDL_rbpdisp_r32( REG_OFFSET(slice_cycle), REG_ECX );
|
nkeynes@1112 | 677 | MOVL_r32_rbpdisp( REG_ECX, REG_OFFSET(slice_cycle) );
|
nkeynes@1112 | 678 | CMPL_r32_rbpdisp( REG_ECX, REG_OFFSET(event_pending) );
|
nkeynes@1112 | 679 | JBE_label(exitloop);
|
nkeynes@995 | 680 | MOVL_rbpdisp_r32( R_PC, REG_ARG1 );
|
nkeynes@995 | 681 | if( sh4_x86.tlb_on ) {
|
nkeynes@995 | 682 | CALL1_ptr_r32(xlat_get_code_by_vma,REG_ARG1);
|
nkeynes@995 | 683 | } else {
|
nkeynes@995 | 684 | CALL1_ptr_r32(xlat_get_code,REG_ARG1);
|
nkeynes@995 | 685 | }
|
nkeynes@1112 | 686 |
|
nkeynes@1112 | 687 | jump_next_block();
|
nkeynes@1112 | 688 | JMP_TARGET(exitloop);
|
nkeynes@995 | 689 | exit_block();
|
nkeynes@995 | 690 | }
|
nkeynes@995 | 691 |
|
nkeynes@995 | 692 | /**
|
nkeynes@995 | 693 | * Exit the block with sh4r.new_pc written with the target pc
|
nkeynes@995 | 694 | */
|
nkeynes@995 | 695 | void exit_block_newpcset( sh4addr_t pc )
|
nkeynes@995 | 696 | {
|
nkeynes@995 | 697 | MOVL_imm32_r32( ((pc - sh4_x86.block_start_pc)>>1)*sh4_cpu_period, REG_ECX );
|
nkeynes@1112 | 698 | ADDL_rbpdisp_r32( REG_OFFSET(slice_cycle), REG_ECX );
|
nkeynes@1112 | 699 | MOVL_r32_rbpdisp( REG_ECX, REG_OFFSET(slice_cycle) );
|
nkeynes@995 | 700 | MOVL_rbpdisp_r32( R_NEW_PC, REG_ARG1 );
|
nkeynes@995 | 701 | MOVL_r32_rbpdisp( REG_ARG1, R_PC );
|
nkeynes@1112 | 702 | CMPL_r32_rbpdisp( REG_ECX, REG_OFFSET(event_pending) );
|
nkeynes@1112 | 703 | JBE_label(exitloop);
|
nkeynes@995 | 704 | if( sh4_x86.tlb_on ) {
|
nkeynes@995 | 705 | CALL1_ptr_r32(xlat_get_code_by_vma,REG_ARG1);
|
nkeynes@995 | 706 | } else {
|
nkeynes@995 | 707 | CALL1_ptr_r32(xlat_get_code,REG_ARG1);
|
nkeynes@995 | 708 | }
|
nkeynes@1112 | 709 |
|
nkeynes@1112 | 710 | jump_next_block();
|
nkeynes@1112 | 711 | JMP_TARGET(exitloop);
|
nkeynes@995 | 712 | exit_block();
|
nkeynes@995 | 713 | }
|
nkeynes@995 | 714 |
|
nkeynes@995 | 715 |
|
nkeynes@995 | 716 | /**
|
nkeynes@995 | 717 | * Exit the block to an absolute PC
|
nkeynes@995 | 718 | */
|
nkeynes@995 | 719 | void exit_block_abs( sh4addr_t pc, sh4addr_t endpc )
|
nkeynes@995 | 720 | {
|
nkeynes@1112 | 721 | MOVL_imm32_r32( ((endpc - sh4_x86.block_start_pc)>>1)*sh4_cpu_period, REG_ECX );
|
nkeynes@1112 | 722 | ADDL_rbpdisp_r32( REG_OFFSET(slice_cycle), REG_ECX );
|
nkeynes@1112 | 723 | MOVL_r32_rbpdisp( REG_ECX, REG_OFFSET(slice_cycle) );
|
nkeynes@1112 | 724 |
|
nkeynes@1112 | 725 | MOVL_imm32_r32( pc, REG_ARG1 );
|
nkeynes@1112 | 726 | MOVL_r32_rbpdisp( REG_ARG1, R_PC );
|
nkeynes@1112 | 727 | CMPL_r32_rbpdisp( REG_ECX, REG_OFFSET(event_pending) );
|
nkeynes@1112 | 728 | JBE_label(exitloop);
|
nkeynes@1186 | 729 | jump_next_block_fixed_pc(pc);
|
nkeynes@1112 | 730 | JMP_TARGET(exitloop);
|
nkeynes@995 | 731 | exit_block();
|
nkeynes@995 | 732 | }
|
nkeynes@995 | 733 |
|
nkeynes@995 | 734 | /**
|
nkeynes@995 | 735 | * Exit the block to a relative PC
|
nkeynes@995 | 736 | */
|
nkeynes@995 | 737 | void exit_block_rel( sh4addr_t pc, sh4addr_t endpc )
|
nkeynes@995 | 738 | {
|
nkeynes@1112 | 739 | MOVL_imm32_r32( ((endpc - sh4_x86.block_start_pc)>>1)*sh4_cpu_period, REG_ECX );
|
nkeynes@1112 | 740 | ADDL_rbpdisp_r32( REG_OFFSET(slice_cycle), REG_ECX );
|
nkeynes@1112 | 741 | MOVL_r32_rbpdisp( REG_ECX, REG_OFFSET(slice_cycle) );
|
nkeynes@1112 | 742 |
|
nkeynes@1112 | 743 | if( pc == sh4_x86.block_start_pc && sh4_x86.sh4_mode == sh4r.xlat_sh4_mode ) {
|
nkeynes@1112 | 744 | /* Special case for tight loops - the PC doesn't change, and
|
nkeynes@1112 | 745 | * we already know the target address. Just check events pending before
|
nkeynes@1112 | 746 | * looping.
|
nkeynes@1112 | 747 | */
|
nkeynes@1112 | 748 | CMPL_r32_rbpdisp( REG_ECX, REG_OFFSET(event_pending) );
|
nkeynes@1112 | 749 | uint32_t backdisp = ((uintptr_t)(sh4_x86.code - xlat_output)) + PROLOGUE_SIZE;
|
nkeynes@1112 | 750 | JCC_cc_prerel(X86_COND_A, backdisp);
|
nkeynes@1112 | 751 | } else {
|
nkeynes@1112 | 752 | MOVL_imm32_r32( pc - sh4_x86.block_start_pc, REG_ARG1 );
|
nkeynes@1112 | 753 | ADDL_rbpdisp_r32( R_PC, REG_ARG1 );
|
nkeynes@1112 | 754 | MOVL_r32_rbpdisp( REG_ARG1, R_PC );
|
nkeynes@1112 | 755 | CMPL_r32_rbpdisp( REG_ECX, REG_OFFSET(event_pending) );
|
nkeynes@1112 | 756 | JBE_label(exitloop2);
|
nkeynes@1186 | 757 |
|
nkeynes@1186 | 758 | jump_next_block_fixed_pc(pc);
|
nkeynes@1112 | 759 | JMP_TARGET(exitloop2);
|
nkeynes@995 | 760 | }
|
nkeynes@995 | 761 | exit_block();
|
nkeynes@995 | 762 | }
|
nkeynes@995 | 763 |
|
nkeynes@995 | 764 | /**
|
nkeynes@995 | 765 | * Exit unconditionally with a general exception
|
nkeynes@995 | 766 | */
|
nkeynes@1191 | 767 | void exit_block_exc( int code, sh4addr_t pc, int inst_adjust )
|
nkeynes@995 | 768 | {
|
nkeynes@995 | 769 | MOVL_imm32_r32( pc - sh4_x86.block_start_pc, REG_ECX );
|
nkeynes@995 | 770 | ADDL_r32_rbpdisp( REG_ECX, R_PC );
|
nkeynes@1191 | 771 | MOVL_imm32_r32( ((pc - sh4_x86.block_start_pc + inst_adjust)>>1)*sh4_cpu_period, REG_ECX );
|
nkeynes@995 | 772 | ADDL_r32_rbpdisp( REG_ECX, REG_OFFSET(slice_cycle) );
|
nkeynes@995 | 773 | MOVL_imm32_r32( code, REG_ARG1 );
|
nkeynes@995 | 774 | CALL1_ptr_r32( sh4_raise_exception, REG_ARG1 );
|
nkeynes@995 | 775 | exit_block();
|
nkeynes@995 | 776 | }
|
nkeynes@995 | 777 |
|
nkeynes@995 | 778 | /**
|
nkeynes@590 | 779 | * Embed a call to sh4_execute_instruction for situations that we
|
nkeynes@601 | 780 | * can't translate (just page-crossing delay slots at the moment).
|
nkeynes@601 | 781 | * Caller is responsible for setting new_pc before calling this function.
|
nkeynes@601 | 782 | *
|
nkeynes@601 | 783 | * Performs:
|
nkeynes@601 | 784 | * Set PC = endpc
|
nkeynes@601 | 785 | * Set sh4r.in_delay_slot = sh4_x86.in_delay_slot
|
nkeynes@601 | 786 | * Update slice_cycle for endpc+2 (single step doesn't update slice_cycle)
|
nkeynes@601 | 787 | * Call sh4_execute_instruction
|
nkeynes@601 | 788 | * Call xlat_get_code_by_vma / xlat_get_code as for normal exit
|
nkeynes@590 | 789 | */
|
nkeynes@601 | 790 | void exit_block_emu( sh4vma_t endpc )
|
nkeynes@590 | 791 | {
|
nkeynes@995 | 792 | MOVL_imm32_r32( endpc - sh4_x86.block_start_pc, REG_ECX ); // 5
|
nkeynes@991 | 793 | ADDL_r32_rbpdisp( REG_ECX, R_PC );
|
nkeynes@586 | 794 |
|
nkeynes@995 | 795 | MOVL_imm32_r32( (((endpc - sh4_x86.block_start_pc)>>1)+1)*sh4_cpu_period, REG_ECX ); // 5
|
nkeynes@991 | 796 | ADDL_r32_rbpdisp( REG_ECX, REG_OFFSET(slice_cycle) ); // 6
|
nkeynes@995 | 797 | MOVL_imm32_r32( sh4_x86.in_delay_slot ? 1 : 0, REG_ECX );
|
nkeynes@995 | 798 | MOVL_r32_rbpdisp( REG_ECX, REG_OFFSET(in_delay_slot) );
|
nkeynes@590 | 799 |
|
nkeynes@1112 | 800 | CALL_ptr( sh4_execute_instruction );
|
nkeynes@926 | 801 | exit_block();
|
nkeynes@590 | 802 | }
|
nkeynes@539 | 803 |
|
nkeynes@359 | 804 | /**
|
nkeynes@995 | 805 | * Write the block trailer (exception handling block)
|
nkeynes@995 | 806 | */
|
nkeynes@995 | 807 | void sh4_translate_end_block( sh4addr_t pc ) {
|
nkeynes@995 | 808 | if( sh4_x86.branch_taken == FALSE ) {
|
nkeynes@995 | 809 | // Didn't exit unconditionally already, so write the termination here
|
nkeynes@995 | 810 | exit_block_rel( pc, pc );
|
nkeynes@995 | 811 | }
|
nkeynes@995 | 812 | if( sh4_x86.backpatch_posn != 0 ) {
|
nkeynes@995 | 813 | unsigned int i;
|
nkeynes@995 | 814 | // Exception raised - cleanup and exit
|
nkeynes@995 | 815 | uint8_t *end_ptr = xlat_output;
|
nkeynes@995 | 816 | MOVL_r32_r32( REG_EDX, REG_ECX );
|
nkeynes@995 | 817 | ADDL_r32_r32( REG_EDX, REG_ECX );
|
nkeynes@995 | 818 | ADDL_r32_rbpdisp( REG_ECX, R_SPC );
|
nkeynes@995 | 819 | MOVL_moffptr_eax( &sh4_cpu_period );
|
nkeynes@1191 | 820 | INC_r32( REG_EDX ); /* Add 1 for the aborting instruction itself */
|
nkeynes@995 | 821 | MULL_r32( REG_EDX );
|
nkeynes@995 | 822 | ADDL_r32_rbpdisp( REG_EAX, REG_OFFSET(slice_cycle) );
|
nkeynes@995 | 823 | exit_block();
|
nkeynes@995 | 824 |
|
nkeynes@995 | 825 | for( i=0; i< sh4_x86.backpatch_posn; i++ ) {
|
nkeynes@995 | 826 | uint32_t *fixup_addr = (uint32_t *)&xlat_current_block->code[sh4_x86.backpatch_list[i].fixup_offset];
|
nkeynes@995 | 827 | if( sh4_x86.backpatch_list[i].exc_code < 0 ) {
|
nkeynes@995 | 828 | if( sh4_x86.backpatch_list[i].exc_code == -2 ) {
|
nkeynes@995 | 829 | *((uintptr_t *)fixup_addr) = (uintptr_t)xlat_output;
|
nkeynes@995 | 830 | } else {
|
nkeynes@995 | 831 | *fixup_addr += xlat_output - (uint8_t *)&xlat_current_block->code[sh4_x86.backpatch_list[i].fixup_offset] - 4;
|
nkeynes@995 | 832 | }
|
nkeynes@995 | 833 | MOVL_imm32_r32( sh4_x86.backpatch_list[i].fixup_icount, REG_EDX );
|
nkeynes@995 | 834 | int rel = end_ptr - xlat_output;
|
nkeynes@995 | 835 | JMP_prerel(rel);
|
nkeynes@995 | 836 | } else {
|
nkeynes@995 | 837 | *fixup_addr += xlat_output - (uint8_t *)&xlat_current_block->code[sh4_x86.backpatch_list[i].fixup_offset] - 4;
|
nkeynes@995 | 838 | MOVL_imm32_r32( sh4_x86.backpatch_list[i].exc_code, REG_ARG1 );
|
nkeynes@995 | 839 | CALL1_ptr_r32( sh4_raise_exception, REG_ARG1 );
|
nkeynes@995 | 840 | MOVL_imm32_r32( sh4_x86.backpatch_list[i].fixup_icount, REG_EDX );
|
nkeynes@995 | 841 | int rel = end_ptr - xlat_output;
|
nkeynes@995 | 842 | JMP_prerel(rel);
|
nkeynes@995 | 843 | }
|
nkeynes@995 | 844 | }
|
nkeynes@995 | 845 | }
|
nkeynes@995 | 846 | }
|
nkeynes@539 | 847 |
|
nkeynes@359 | 848 | /**
|
nkeynes@359 | 849 | * Translate a single instruction. Delayed branches are handled specially
|
nkeynes@359 | 850 | * by translating both branch and delayed instruction as a single unit (as
|
nkeynes@359 | 851 | *
|
nkeynes@586 | 852 | * The instruction MUST be in the icache (assert check)
|
nkeynes@359 | 853 | *
|
nkeynes@359 | 854 | * @return true if the instruction marks the end of a basic block
|
nkeynes@359 | 855 | * (eg a branch or
|
nkeynes@359 | 856 | */
|
nkeynes@590 | 857 | uint32_t sh4_translate_instruction( sh4vma_t pc )
|
nkeynes@359 | 858 | {
|
nkeynes@388 | 859 | uint32_t ir;
|
nkeynes@586 | 860 | /* Read instruction from icache */
|
nkeynes@586 | 861 | assert( IS_IN_ICACHE(pc) );
|
nkeynes@586 | 862 | ir = *(uint16_t *)GET_ICACHE_PTR(pc);
|
nkeynes@586 | 863 |
|
nkeynes@586 | 864 | if( !sh4_x86.in_delay_slot ) {
|
nkeynes@596 | 865 | sh4_translate_add_recovery( (pc - sh4_x86.block_start_pc)>>1 );
|
nkeynes@388 | 866 | }
|
nkeynes@1003 | 867 |
|
nkeynes@1003 | 868 | /* check for breakpoints at this pc */
|
nkeynes@1003 | 869 | for( int i=0; i<sh4_breakpoint_count; i++ ) {
|
nkeynes@1003 | 870 | if( sh4_breakpoints[i].address == pc ) {
|
nkeynes@1003 | 871 | sh4_translate_emit_breakpoint(pc);
|
nkeynes@1003 | 872 | break;
|
nkeynes@1003 | 873 | }
|
nkeynes@571 | 874 | }
|
nkeynes@359 | 875 | %%
|
nkeynes@359 | 876 | /* ALU operations */
|
nkeynes@359 | 877 | ADD Rm, Rn {:
|
nkeynes@671 | 878 | COUNT_INST(I_ADD);
|
nkeynes@991 | 879 | load_reg( REG_EAX, Rm );
|
nkeynes@991 | 880 | load_reg( REG_ECX, Rn );
|
nkeynes@991 | 881 | ADDL_r32_r32( REG_EAX, REG_ECX );
|
nkeynes@991 | 882 | store_reg( REG_ECX, Rn );
|
nkeynes@417 | 883 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 884 | :}
|
nkeynes@359 | 885 | ADD #imm, Rn {:
|
nkeynes@671 | 886 | COUNT_INST(I_ADDI);
|
nkeynes@991 | 887 | ADDL_imms_rbpdisp( imm, REG_OFFSET(r[Rn]) );
|
nkeynes@417 | 888 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 889 | :}
|
nkeynes@359 | 890 | ADDC Rm, Rn {:
|
nkeynes@671 | 891 | COUNT_INST(I_ADDC);
|
nkeynes@417 | 892 | if( sh4_x86.tstate != TSTATE_C ) {
|
nkeynes@911 | 893 | LDC_t();
|
nkeynes@417 | 894 | }
|
nkeynes@991 | 895 | load_reg( REG_EAX, Rm );
|
nkeynes@991 | 896 | load_reg( REG_ECX, Rn );
|
nkeynes@991 | 897 | ADCL_r32_r32( REG_EAX, REG_ECX );
|
nkeynes@991 | 898 | store_reg( REG_ECX, Rn );
|
nkeynes@359 | 899 | SETC_t();
|
nkeynes@417 | 900 | sh4_x86.tstate = TSTATE_C;
|
nkeynes@359 | 901 | :}
|
nkeynes@359 | 902 | ADDV Rm, Rn {:
|
nkeynes@671 | 903 | COUNT_INST(I_ADDV);
|
nkeynes@991 | 904 | load_reg( REG_EAX, Rm );
|
nkeynes@991 | 905 | load_reg( REG_ECX, Rn );
|
nkeynes@991 | 906 | ADDL_r32_r32( REG_EAX, REG_ECX );
|
nkeynes@991 | 907 | store_reg( REG_ECX, Rn );
|
nkeynes@359 | 908 | SETO_t();
|
nkeynes@417 | 909 | sh4_x86.tstate = TSTATE_O;
|
nkeynes@359 | 910 | :}
|
nkeynes@359 | 911 | AND Rm, Rn {:
|
nkeynes@671 | 912 | COUNT_INST(I_AND);
|
nkeynes@991 | 913 | load_reg( REG_EAX, Rm );
|
nkeynes@991 | 914 | load_reg( REG_ECX, Rn );
|
nkeynes@991 | 915 | ANDL_r32_r32( REG_EAX, REG_ECX );
|
nkeynes@991 | 916 | store_reg( REG_ECX, Rn );
|
nkeynes@417 | 917 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 918 | :}
|
nkeynes@359 | 919 | AND #imm, R0 {:
|
nkeynes@671 | 920 | COUNT_INST(I_ANDI);
|
nkeynes@991 | 921 | load_reg( REG_EAX, 0 );
|
nkeynes@991 | 922 | ANDL_imms_r32(imm, REG_EAX);
|
nkeynes@991 | 923 | store_reg( REG_EAX, 0 );
|
nkeynes@417 | 924 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 925 | :}
|
nkeynes@359 | 926 | AND.B #imm, @(R0, GBR) {:
|
nkeynes@671 | 927 | COUNT_INST(I_ANDB);
|
nkeynes@991 | 928 | load_reg( REG_EAX, 0 );
|
nkeynes@991 | 929 | ADDL_rbpdisp_r32( R_GBR, REG_EAX );
|
nkeynes@991 | 930 | MOVL_r32_rspdisp(REG_EAX, 0);
|
nkeynes@991 | 931 | MEM_READ_BYTE_FOR_WRITE( REG_EAX, REG_EDX );
|
nkeynes@991 | 932 | MOVL_rspdisp_r32(0, REG_EAX);
|
nkeynes@991 | 933 | ANDL_imms_r32(imm, REG_EDX );
|
nkeynes@991 | 934 | MEM_WRITE_BYTE( REG_EAX, REG_EDX );
|
nkeynes@417 | 935 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 936 | :}
|
nkeynes@359 | 937 | CMP/EQ Rm, Rn {:
|
nkeynes@671 | 938 | COUNT_INST(I_CMPEQ);
|
nkeynes@991 | 939 | load_reg( REG_EAX, Rm );
|
nkeynes@991 | 940 | load_reg( REG_ECX, Rn );
|
nkeynes@991 | 941 | CMPL_r32_r32( REG_EAX, REG_ECX );
|
nkeynes@359 | 942 | SETE_t();
|
nkeynes@417 | 943 | sh4_x86.tstate = TSTATE_E;
|
nkeynes@359 | 944 | :}
|
nkeynes@359 | 945 | CMP/EQ #imm, R0 {:
|
nkeynes@671 | 946 | COUNT_INST(I_CMPEQI);
|
nkeynes@991 | 947 | load_reg( REG_EAX, 0 );
|
nkeynes@991 | 948 | CMPL_imms_r32(imm, REG_EAX);
|
nkeynes@359 | 949 | SETE_t();
|
nkeynes@417 | 950 | sh4_x86.tstate = TSTATE_E;
|
nkeynes@359 | 951 | :}
|
nkeynes@359 | 952 | CMP/GE Rm, Rn {:
|
nkeynes@671 | 953 | COUNT_INST(I_CMPGE);
|
nkeynes@991 | 954 | load_reg( REG_EAX, Rm );
|
nkeynes@991 | 955 | load_reg( REG_ECX, Rn );
|
nkeynes@991 | 956 | CMPL_r32_r32( REG_EAX, REG_ECX );
|
nkeynes@359 | 957 | SETGE_t();
|
nkeynes@417 | 958 | sh4_x86.tstate = TSTATE_GE;
|
nkeynes@359 | 959 | :}
|
nkeynes@359 | 960 | CMP/GT Rm, Rn {:
|
nkeynes@671 | 961 | COUNT_INST(I_CMPGT);
|
nkeynes@991 | 962 | load_reg( REG_EAX, Rm );
|
nkeynes@991 | 963 | load_reg( REG_ECX, Rn );
|
nkeynes@991 | 964 | CMPL_r32_r32( REG_EAX, REG_ECX );
|
nkeynes@359 | 965 | SETG_t();
|
nkeynes@417 | 966 | sh4_x86.tstate = TSTATE_G;
|
nkeynes@359 | 967 | :}
|
nkeynes@359 | 968 | CMP/HI Rm, Rn {:
|
nkeynes@671 | 969 | COUNT_INST(I_CMPHI);
|
nkeynes@991 | 970 | load_reg( REG_EAX, Rm );
|
nkeynes@991 | 971 | load_reg( REG_ECX, Rn );
|
nkeynes@991 | 972 | CMPL_r32_r32( REG_EAX, REG_ECX );
|
nkeynes@359 | 973 | SETA_t();
|
nkeynes@417 | 974 | sh4_x86.tstate = TSTATE_A;
|
nkeynes@359 | 975 | :}
|
nkeynes@359 | 976 | CMP/HS Rm, Rn {:
|
nkeynes@671 | 977 | COUNT_INST(I_CMPHS);
|
nkeynes@991 | 978 | load_reg( REG_EAX, Rm );
|
nkeynes@991 | 979 | load_reg( REG_ECX, Rn );
|
nkeynes@991 | 980 | CMPL_r32_r32( REG_EAX, REG_ECX );
|
nkeynes@359 | 981 | SETAE_t();
|
nkeynes@417 | 982 | sh4_x86.tstate = TSTATE_AE;
|
nkeynes@359 | 983 | :}
|
nkeynes@359 | 984 | CMP/PL Rn {:
|
nkeynes@671 | 985 | COUNT_INST(I_CMPPL);
|
nkeynes@991 | 986 | load_reg( REG_EAX, Rn );
|
nkeynes@991 | 987 | CMPL_imms_r32( 0, REG_EAX );
|
nkeynes@359 | 988 | SETG_t();
|
nkeynes@417 | 989 | sh4_x86.tstate = TSTATE_G;
|
nkeynes@359 | 990 | :}
|
nkeynes@359 | 991 | CMP/PZ Rn {:
|
nkeynes@671 | 992 | COUNT_INST(I_CMPPZ);
|
nkeynes@991 | 993 | load_reg( REG_EAX, Rn );
|
nkeynes@991 | 994 | CMPL_imms_r32( 0, REG_EAX );
|
nkeynes@359 | 995 | SETGE_t();
|
nkeynes@417 | 996 | sh4_x86.tstate = TSTATE_GE;
|
nkeynes@359 | 997 | :}
|
nkeynes@361 | 998 | CMP/STR Rm, Rn {:
|
nkeynes@671 | 999 | COUNT_INST(I_CMPSTR);
|
nkeynes@991 | 1000 | load_reg( REG_EAX, Rm );
|
nkeynes@991 | 1001 | load_reg( REG_ECX, Rn );
|
nkeynes@991 | 1002 | XORL_r32_r32( REG_ECX, REG_EAX );
|
nkeynes@991 | 1003 | TESTB_r8_r8( REG_AL, REG_AL );
|
nkeynes@991 | 1004 | JE_label(target1);
|
nkeynes@991 | 1005 | TESTB_r8_r8( REG_AH, REG_AH );
|
nkeynes@991 | 1006 | JE_label(target2);
|
nkeynes@991 | 1007 | SHRL_imm_r32( 16, REG_EAX );
|
nkeynes@991 | 1008 | TESTB_r8_r8( REG_AL, REG_AL );
|
nkeynes@991 | 1009 | JE_label(target3);
|
nkeynes@991 | 1010 | TESTB_r8_r8( REG_AH, REG_AH );
|
nkeynes@380 | 1011 | JMP_TARGET(target1);
|
nkeynes@380 | 1012 | JMP_TARGET(target2);
|
nkeynes@380 | 1013 | JMP_TARGET(target3);
|
nkeynes@368 | 1014 | SETE_t();
|
nkeynes@417 | 1015 | sh4_x86.tstate = TSTATE_E;
|
nkeynes@361 | 1016 | :}
|
nkeynes@361 | 1017 | DIV0S Rm, Rn {:
|
nkeynes@671 | 1018 | COUNT_INST(I_DIV0S);
|
nkeynes@991 | 1019 | load_reg( REG_EAX, Rm );
|
nkeynes@991 | 1020 | load_reg( REG_ECX, Rn );
|
nkeynes@991 | 1021 | SHRL_imm_r32( 31, REG_EAX );
|
nkeynes@991 | 1022 | SHRL_imm_r32( 31, REG_ECX );
|
nkeynes@995 | 1023 | MOVL_r32_rbpdisp( REG_EAX, R_M );
|
nkeynes@995 | 1024 | MOVL_r32_rbpdisp( REG_ECX, R_Q );
|
nkeynes@991 | 1025 | CMPL_r32_r32( REG_EAX, REG_ECX );
|
nkeynes@386 | 1026 | SETNE_t();
|
nkeynes@417 | 1027 | sh4_x86.tstate = TSTATE_NE;
|
nkeynes@361 | 1028 | :}
|
nkeynes@361 | 1029 | DIV0U {:
|
nkeynes@671 | 1030 | COUNT_INST(I_DIV0U);
|
nkeynes@991 | 1031 | XORL_r32_r32( REG_EAX, REG_EAX );
|
nkeynes@995 | 1032 | MOVL_r32_rbpdisp( REG_EAX, R_Q );
|
nkeynes@995 | 1033 | MOVL_r32_rbpdisp( REG_EAX, R_M );
|
nkeynes@995 | 1034 | MOVL_r32_rbpdisp( REG_EAX, R_T );
|
nkeynes@417 | 1035 | sh4_x86.tstate = TSTATE_C; // works for DIV1
|
nkeynes@361 | 1036 | :}
|
nkeynes@386 | 1037 | DIV1 Rm, Rn {:
|
nkeynes@671 | 1038 | COUNT_INST(I_DIV1);
|
nkeynes@995 | 1039 | MOVL_rbpdisp_r32( R_M, REG_ECX );
|
nkeynes@991 | 1040 | load_reg( REG_EAX, Rn );
|
nkeynes@417 | 1041 | if( sh4_x86.tstate != TSTATE_C ) {
|
nkeynes@417 | 1042 | LDC_t();
|
nkeynes@417 | 1043 | }
|
nkeynes@991 | 1044 | RCLL_imm_r32( 1, REG_EAX );
|
nkeynes@991 | 1045 | SETC_r8( REG_DL ); // Q'
|
nkeynes@991 | 1046 | CMPL_rbpdisp_r32( R_Q, REG_ECX );
|
nkeynes@991 | 1047 | JE_label(mqequal);
|
nkeynes@991 | 1048 | ADDL_rbpdisp_r32( REG_OFFSET(r[Rm]), REG_EAX );
|
nkeynes@991 | 1049 | JMP_label(end);
|
nkeynes@380 | 1050 | JMP_TARGET(mqequal);
|
nkeynes@991 | 1051 | SUBL_rbpdisp_r32( REG_OFFSET(r[Rm]), REG_EAX );
|
nkeynes@386 | 1052 | JMP_TARGET(end);
|
nkeynes@991 | 1053 | store_reg( REG_EAX, Rn ); // Done with Rn now
|
nkeynes@991 | 1054 | SETC_r8(REG_AL); // tmp1
|
nkeynes@991 | 1055 | XORB_r8_r8( REG_DL, REG_AL ); // Q' = Q ^ tmp1
|
nkeynes@991 | 1056 | XORB_r8_r8( REG_AL, REG_CL ); // Q'' = Q' ^ M
|
nkeynes@995 | 1057 | MOVL_r32_rbpdisp( REG_ECX, R_Q );
|
nkeynes@991 | 1058 | XORL_imms_r32( 1, REG_AL ); // T = !Q'
|
nkeynes@991 | 1059 | MOVZXL_r8_r32( REG_AL, REG_EAX );
|
nkeynes@995 | 1060 | MOVL_r32_rbpdisp( REG_EAX, R_T );
|
nkeynes@417 | 1061 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@374 | 1062 | :}
|
nkeynes@361 | 1063 | DMULS.L Rm, Rn {:
|
nkeynes@671 | 1064 | COUNT_INST(I_DMULS);
|
nkeynes@991 | 1065 | load_reg( REG_EAX, Rm );
|
nkeynes@991 | 1066 | load_reg( REG_ECX, Rn );
|
nkeynes@991 | 1067 | IMULL_r32(REG_ECX);
|
nkeynes@995 | 1068 | MOVL_r32_rbpdisp( REG_EDX, R_MACH );
|
nkeynes@995 | 1069 | MOVL_r32_rbpdisp( REG_EAX, R_MACL );
|
nkeynes@417 | 1070 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@361 | 1071 | :}
|
nkeynes@361 | 1072 | DMULU.L Rm, Rn {:
|
nkeynes@671 | 1073 | COUNT_INST(I_DMULU);
|
nkeynes@991 | 1074 | load_reg( REG_EAX, Rm );
|
nkeynes@991 | 1075 | load_reg( REG_ECX, Rn );
|
nkeynes@991 | 1076 | MULL_r32(REG_ECX);
|
nkeynes@995 | 1077 | MOVL_r32_rbpdisp( REG_EDX, R_MACH );
|
nkeynes@995 | 1078 | MOVL_r32_rbpdisp( REG_EAX, R_MACL );
|
nkeynes@417 | 1079 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@361 | 1080 | :}
|
nkeynes@359 | 1081 | DT Rn {:
|
nkeynes@671 | 1082 | COUNT_INST(I_DT);
|
nkeynes@991 | 1083 | load_reg( REG_EAX, Rn );
|
nkeynes@991 | 1084 | ADDL_imms_r32( -1, REG_EAX );
|
nkeynes@991 | 1085 | store_reg( REG_EAX, Rn );
|
nkeynes@359 | 1086 | SETE_t();
|
nkeynes@417 | 1087 | sh4_x86.tstate = TSTATE_E;
|
nkeynes@359 | 1088 | :}
|
nkeynes@359 | 1089 | EXTS.B Rm, Rn {:
|
nkeynes@671 | 1090 | COUNT_INST(I_EXTSB);
|
nkeynes@991 | 1091 | load_reg( REG_EAX, Rm );
|
nkeynes@991 | 1092 | MOVSXL_r8_r32( REG_EAX, REG_EAX );
|
nkeynes@991 | 1093 | store_reg( REG_EAX, Rn );
|
nkeynes@359 | 1094 | :}
|
nkeynes@361 | 1095 | EXTS.W Rm, Rn {:
|
nkeynes@671 | 1096 | COUNT_INST(I_EXTSW);
|
nkeynes@991 | 1097 | load_reg( REG_EAX, Rm );
|
nkeynes@991 | 1098 | MOVSXL_r16_r32( REG_EAX, REG_EAX );
|
nkeynes@991 | 1099 | store_reg( REG_EAX, Rn );
|
nkeynes@361 | 1100 | :}
|
nkeynes@361 | 1101 | EXTU.B Rm, Rn {:
|
nkeynes@671 | 1102 | COUNT_INST(I_EXTUB);
|
nkeynes@991 | 1103 | load_reg( REG_EAX, Rm );
|
nkeynes@991 | 1104 | MOVZXL_r8_r32( REG_EAX, REG_EAX );
|
nkeynes@991 | 1105 | store_reg( REG_EAX, Rn );
|
nkeynes@361 | 1106 | :}
|
nkeynes@361 | 1107 | EXTU.W Rm, Rn {:
|
nkeynes@671 | 1108 | COUNT_INST(I_EXTUW);
|
nkeynes@991 | 1109 | load_reg( REG_EAX, Rm );
|
nkeynes@991 | 1110 | MOVZXL_r16_r32( REG_EAX, REG_EAX );
|
nkeynes@991 | 1111 | store_reg( REG_EAX, Rn );
|
nkeynes@361 | 1112 | :}
|
nkeynes@586 | 1113 | MAC.L @Rm+, @Rn+ {:
|
nkeynes@671 | 1114 | COUNT_INST(I_MACL);
|
nkeynes@586 | 1115 | if( Rm == Rn ) {
|
nkeynes@991 | 1116 | load_reg( REG_EAX, Rm );
|
nkeynes@991 | 1117 | check_ralign32( REG_EAX );
|
nkeynes@991 | 1118 | MEM_READ_LONG( REG_EAX, REG_EAX );
|
nkeynes@991 | 1119 | MOVL_r32_rspdisp(REG_EAX, 0);
|
nkeynes@991 | 1120 | load_reg( REG_EAX, Rm );
|
nkeynes@991 | 1121 | LEAL_r32disp_r32( REG_EAX, 4, REG_EAX );
|
nkeynes@991 | 1122 | MEM_READ_LONG( REG_EAX, REG_EAX );
|
nkeynes@991 | 1123 | ADDL_imms_rbpdisp( 8, REG_OFFSET(r[Rn]) );
|
nkeynes@586 | 1124 | } else {
|
nkeynes@991 | 1125 | load_reg( REG_EAX, Rm );
|
nkeynes@991 | 1126 | check_ralign32( REG_EAX );
|
nkeynes@991 | 1127 | MEM_READ_LONG( REG_EAX, REG_EAX );
|
nkeynes@991 | 1128 | MOVL_r32_rspdisp( REG_EAX, 0 );
|
nkeynes@991 | 1129 | load_reg( REG_EAX, Rn );
|
nkeynes@991 | 1130 | check_ralign32( REG_EAX );
|
nkeynes@991 | 1131 | MEM_READ_LONG( REG_EAX, REG_EAX );
|
nkeynes@991 | 1132 | ADDL_imms_rbpdisp( 4, REG_OFFSET(r[Rn]) );
|
nkeynes@991 | 1133 | ADDL_imms_rbpdisp( 4, REG_OFFSET(r[Rm]) );
|
nkeynes@586 | 1134 | }
|
nkeynes@939 | 1135 |
|
nkeynes@991 | 1136 | IMULL_rspdisp( 0 );
|
nkeynes@991 | 1137 | ADDL_r32_rbpdisp( REG_EAX, R_MACL );
|
nkeynes@991 | 1138 | ADCL_r32_rbpdisp( REG_EDX, R_MACH );
|
nkeynes@386 | 1139 |
|
nkeynes@995 | 1140 | MOVL_rbpdisp_r32( R_S, REG_ECX );
|
nkeynes@991 | 1141 | TESTL_r32_r32(REG_ECX, REG_ECX);
|
nkeynes@991 | 1142 | JE_label( nosat );
|
nkeynes@995 | 1143 | CALL_ptr( signsat48 );
|
nkeynes@386 | 1144 | JMP_TARGET( nosat );
|
nkeynes@417 | 1145 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@386 | 1146 | :}
|
nkeynes@386 | 1147 | MAC.W @Rm+, @Rn+ {:
|
nkeynes@671 | 1148 | COUNT_INST(I_MACW);
|
nkeynes@586 | 1149 | if( Rm == Rn ) {
|
nkeynes@991 | 1150 | load_reg( REG_EAX, Rm );
|
nkeynes@991 | 1151 | check_ralign16( REG_EAX );
|
nkeynes@991 | 1152 | MEM_READ_WORD( REG_EAX, REG_EAX );
|
nkeynes@991 | 1153 | MOVL_r32_rspdisp( REG_EAX, 0 );
|
nkeynes@991 | 1154 | load_reg( REG_EAX, Rm );
|
nkeynes@991 | 1155 | LEAL_r32disp_r32( REG_EAX, 2, REG_EAX );
|
nkeynes@991 | 1156 | MEM_READ_WORD( REG_EAX, REG_EAX );
|
nkeynes@991 | 1157 | ADDL_imms_rbpdisp( 4, REG_OFFSET(r[Rn]) );
|
nkeynes@586 | 1158 | // Note translate twice in case of page boundaries. Maybe worth
|
nkeynes@586 | 1159 | // adding a page-boundary check to skip the second translation
|
nkeynes@586 | 1160 | } else {
|
nkeynes@1193 | 1161 | load_reg( REG_EAX, Rn );
|
nkeynes@991 | 1162 | check_ralign16( REG_EAX );
|
nkeynes@991 | 1163 | MEM_READ_WORD( REG_EAX, REG_EAX );
|
nkeynes@991 | 1164 | MOVL_r32_rspdisp( REG_EAX, 0 );
|
nkeynes@1193 | 1165 | load_reg( REG_EAX, Rm );
|
nkeynes@991 | 1166 | check_ralign16( REG_EAX );
|
nkeynes@991 | 1167 | MEM_READ_WORD( REG_EAX, REG_EAX );
|
nkeynes@991 | 1168 | ADDL_imms_rbpdisp( 2, REG_OFFSET(r[Rn]) );
|
nkeynes@991 | 1169 | ADDL_imms_rbpdisp( 2, REG_OFFSET(r[Rm]) );
|
nkeynes@586 | 1170 | }
|
nkeynes@991 | 1171 | IMULL_rspdisp( 0 );
|
nkeynes@995 | 1172 | MOVL_rbpdisp_r32( R_S, REG_ECX );
|
nkeynes@991 | 1173 | TESTL_r32_r32( REG_ECX, REG_ECX );
|
nkeynes@991 | 1174 | JE_label( nosat );
|
nkeynes@386 | 1175 |
|
nkeynes@991 | 1176 | ADDL_r32_rbpdisp( REG_EAX, R_MACL ); // 6
|
nkeynes@991 | 1177 | JNO_label( end ); // 2
|
nkeynes@995 | 1178 | MOVL_imm32_r32( 1, REG_EDX ); // 5
|
nkeynes@995 | 1179 | MOVL_r32_rbpdisp( REG_EDX, R_MACH ); // 6
|
nkeynes@991 | 1180 | JS_label( positive ); // 2
|
nkeynes@995 | 1181 | MOVL_imm32_r32( 0x80000000, REG_EAX );// 5
|
nkeynes@995 | 1182 | MOVL_r32_rbpdisp( REG_EAX, R_MACL ); // 6
|
nkeynes@991 | 1183 | JMP_label(end2); // 2
|
nkeynes@386 | 1184 |
|
nkeynes@386 | 1185 | JMP_TARGET(positive);
|
nkeynes@995 | 1186 | MOVL_imm32_r32( 0x7FFFFFFF, REG_EAX );// 5
|
nkeynes@995 | 1187 | MOVL_r32_rbpdisp( REG_EAX, R_MACL ); // 6
|
nkeynes@991 | 1188 | JMP_label(end3); // 2
|
nkeynes@386 | 1189 |
|
nkeynes@386 | 1190 | JMP_TARGET(nosat);
|
nkeynes@991 | 1191 | ADDL_r32_rbpdisp( REG_EAX, R_MACL ); // 6
|
nkeynes@991 | 1192 | ADCL_r32_rbpdisp( REG_EDX, R_MACH ); // 6
|
nkeynes@386 | 1193 | JMP_TARGET(end);
|
nkeynes@386 | 1194 | JMP_TARGET(end2);
|
nkeynes@386 | 1195 | JMP_TARGET(end3);
|
nkeynes@417 | 1196 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@386 | 1197 | :}
|
nkeynes@359 | 1198 | MOVT Rn {:
|
nkeynes@671 | 1199 | COUNT_INST(I_MOVT);
|
nkeynes@995 | 1200 | MOVL_rbpdisp_r32( R_T, REG_EAX );
|
nkeynes@991 | 1201 | store_reg( REG_EAX, Rn );
|
nkeynes@359 | 1202 | :}
|
nkeynes@361 | 1203 | MUL.L Rm, Rn {:
|
nkeynes@671 | 1204 | COUNT_INST(I_MULL);
|
nkeynes@991 | 1205 | load_reg( REG_EAX, Rm );
|
nkeynes@991 | 1206 | load_reg( REG_ECX, Rn );
|
nkeynes@991 | 1207 | MULL_r32( REG_ECX );
|
nkeynes@995 | 1208 | MOVL_r32_rbpdisp( REG_EAX, R_MACL );
|
nkeynes@417 | 1209 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@361 | 1210 | :}
|
nkeynes@374 | 1211 | MULS.W Rm, Rn {:
|
nkeynes@671 | 1212 | COUNT_INST(I_MULSW);
|
nkeynes@995 | 1213 | MOVSXL_rbpdisp16_r32( R_R(Rm), REG_EAX );
|
nkeynes@995 | 1214 | MOVSXL_rbpdisp16_r32( R_R(Rn), REG_ECX );
|
nkeynes@991 | 1215 | MULL_r32( REG_ECX );
|
nkeynes@995 | 1216 | MOVL_r32_rbpdisp( REG_EAX, R_MACL );
|
nkeynes@417 | 1217 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@361 | 1218 | :}
|
nkeynes@374 | 1219 | MULU.W Rm, Rn {:
|
nkeynes@671 | 1220 | COUNT_INST(I_MULUW);
|
nkeynes@995 | 1221 | MOVZXL_rbpdisp16_r32( R_R(Rm), REG_EAX );
|
nkeynes@995 | 1222 | MOVZXL_rbpdisp16_r32( R_R(Rn), REG_ECX );
|
nkeynes@991 | 1223 | MULL_r32( REG_ECX );
|
nkeynes@995 | 1224 | MOVL_r32_rbpdisp( REG_EAX, R_MACL );
|
nkeynes@417 | 1225 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@374 | 1226 | :}
|
nkeynes@359 | 1227 | NEG Rm, Rn {:
|
nkeynes@671 | 1228 | COUNT_INST(I_NEG);
|
nkeynes@991 | 1229 | load_reg( REG_EAX, Rm );
|
nkeynes@991 | 1230 | NEGL_r32( REG_EAX );
|
nkeynes@991 | 1231 | store_reg( REG_EAX, Rn );
|
nkeynes@417 | 1232 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 1233 | :}
|
nkeynes@359 | 1234 | NEGC Rm, Rn {:
|
nkeynes@671 | 1235 | COUNT_INST(I_NEGC);
|
nkeynes@991 | 1236 | load_reg( REG_EAX, Rm );
|
nkeynes@991 | 1237 | XORL_r32_r32( REG_ECX, REG_ECX );
|
nkeynes@359 | 1238 | LDC_t();
|
nkeynes@991 | 1239 | SBBL_r32_r32( REG_EAX, REG_ECX );
|
nkeynes@991 | 1240 | store_reg( REG_ECX, Rn );
|
nkeynes@359 | 1241 | SETC_t();
|
nkeynes@417 | 1242 | sh4_x86.tstate = TSTATE_C;
|
nkeynes@359 | 1243 | :}
|
nkeynes@359 | 1244 | NOT Rm, Rn {:
|
nkeynes@671 | 1245 | COUNT_INST(I_NOT);
|
nkeynes@991 | 1246 | load_reg( REG_EAX, Rm );
|
nkeynes@991 | 1247 | NOTL_r32( REG_EAX );
|
nkeynes@991 | 1248 | store_reg( REG_EAX, Rn );
|
nkeynes@417 | 1249 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 1250 | :}
|
nkeynes@359 | 1251 | OR Rm, Rn {:
|
nkeynes@671 | 1252 | COUNT_INST(I_OR);
|
nkeynes@991 | 1253 | load_reg( REG_EAX, Rm );
|
nkeynes@991 | 1254 | load_reg( REG_ECX, Rn );
|
nkeynes@991 | 1255 | ORL_r32_r32( REG_EAX, REG_ECX );
|
nkeynes@991 | 1256 | store_reg( REG_ECX, Rn );
|
nkeynes@417 | 1257 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 1258 | :}
|
nkeynes@359 | 1259 | OR #imm, R0 {:
|
nkeynes@671 | 1260 | COUNT_INST(I_ORI);
|
nkeynes@991 | 1261 | load_reg( REG_EAX, 0 );
|
nkeynes@991 | 1262 | ORL_imms_r32(imm, REG_EAX);
|
nkeynes@991 | 1263 | store_reg( REG_EAX, 0 );
|
nkeynes@417 | 1264 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 1265 | :}
|
nkeynes@374 | 1266 | OR.B #imm, @(R0, GBR) {:
|
nkeynes@671 | 1267 | COUNT_INST(I_ORB);
|
nkeynes@991 | 1268 | load_reg( REG_EAX, 0 );
|
nkeynes@991 | 1269 | ADDL_rbpdisp_r32( R_GBR, REG_EAX );
|
nkeynes@991 | 1270 | MOVL_r32_rspdisp( REG_EAX, 0 );
|
nkeynes@991 | 1271 | MEM_READ_BYTE_FOR_WRITE( REG_EAX, REG_EDX );
|
nkeynes@991 | 1272 | MOVL_rspdisp_r32( 0, REG_EAX );
|
nkeynes@991 | 1273 | ORL_imms_r32(imm, REG_EDX );
|
nkeynes@991 | 1274 | MEM_WRITE_BYTE( REG_EAX, REG_EDX );
|
nkeynes@417 | 1275 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@374 | 1276 | :}
|
nkeynes@359 | 1277 | ROTCL Rn {:
|
nkeynes@671 | 1278 | COUNT_INST(I_ROTCL);
|
nkeynes@991 | 1279 | load_reg( REG_EAX, Rn );
|
nkeynes@417 | 1280 | if( sh4_x86.tstate != TSTATE_C ) {
|
nkeynes@417 | 1281 | LDC_t();
|
nkeynes@417 | 1282 | }
|
nkeynes@991 | 1283 | RCLL_imm_r32( 1, REG_EAX );
|
nkeynes@991 | 1284 | store_reg( REG_EAX, Rn );
|
nkeynes@359 | 1285 | SETC_t();
|
nkeynes@417 | 1286 | sh4_x86.tstate = TSTATE_C;
|
nkeynes@359 | 1287 | :}
|
nkeynes@359 | 1288 | ROTCR Rn {:
|
nkeynes@671 | 1289 | COUNT_INST(I_ROTCR);
|
nkeynes@991 | 1290 | load_reg( REG_EAX, Rn );
|
nkeynes@417 | 1291 | if( sh4_x86.tstate != TSTATE_C ) {
|
nkeynes@417 | 1292 | LDC_t();
|
nkeynes@417 | 1293 | }
|
nkeynes@991 | 1294 | RCRL_imm_r32( 1, REG_EAX );
|
nkeynes@991 | 1295 | store_reg( REG_EAX, Rn );
|
nkeynes@359 | 1296 | SETC_t();
|
nkeynes@417 | 1297 | sh4_x86.tstate = TSTATE_C;
|
nkeynes@359 | 1298 | :}
|
nkeynes@359 | 1299 | ROTL Rn {:
|
nkeynes@671 | 1300 | COUNT_INST(I_ROTL);
|
nkeynes@991 | 1301 | load_reg( REG_EAX, Rn );
|
nkeynes@991 | 1302 | ROLL_imm_r32( 1, REG_EAX );
|
nkeynes@991 | 1303 | store_reg( REG_EAX, Rn );
|
nkeynes@359 | 1304 | SETC_t();
|
nkeynes@417 | 1305 | sh4_x86.tstate = TSTATE_C;
|
nkeynes@359 | 1306 | :}
|
nkeynes@359 | 1307 | ROTR Rn {:
|
nkeynes@671 | 1308 | COUNT_INST(I_ROTR);
|
nkeynes@991 | 1309 | load_reg( REG_EAX, Rn );
|
nkeynes@991 | 1310 | RORL_imm_r32( 1, REG_EAX );
|
nkeynes@991 | 1311 | store_reg( REG_EAX, Rn );
|
nkeynes@359 | 1312 | SETC_t();
|
nkeynes@417 | 1313 | sh4_x86.tstate = TSTATE_C;
|
nkeynes@359 | 1314 | :}
|
nkeynes@359 | 1315 | SHAD Rm, Rn {:
|
nkeynes@671 | 1316 | COUNT_INST(I_SHAD);
|
nkeynes@359 | 1317 | /* Annoyingly enough, not directly convertible */
|
nkeynes@991 | 1318 | load_reg( REG_EAX, Rn );
|
nkeynes@991 | 1319 | load_reg( REG_ECX, Rm );
|
nkeynes@991 | 1320 | CMPL_imms_r32( 0, REG_ECX );
|
nkeynes@991 | 1321 | JGE_label(doshl);
|
nkeynes@361 | 1322 |
|
nkeynes@991 | 1323 | NEGL_r32( REG_ECX ); // 2
|
nkeynes@991 | 1324 | ANDB_imms_r8( 0x1F, REG_CL ); // 3
|
nkeynes@991 | 1325 | JE_label(emptysar); // 2
|
nkeynes@991 | 1326 | SARL_cl_r32( REG_EAX ); // 2
|
nkeynes@991 | 1327 | JMP_label(end); // 2
|
nkeynes@386 | 1328 |
|
nkeynes@386 | 1329 | JMP_TARGET(emptysar);
|
nkeynes@991 | 1330 | SARL_imm_r32(31, REG_EAX ); // 3
|
nkeynes@991 | 1331 | JMP_label(end2);
|
nkeynes@382 | 1332 |
|
nkeynes@380 | 1333 | JMP_TARGET(doshl);
|
nkeynes@991 | 1334 | ANDB_imms_r8( 0x1F, REG_CL ); // 3
|
nkeynes@991 | 1335 | SHLL_cl_r32( REG_EAX ); // 2
|
nkeynes@380 | 1336 | JMP_TARGET(end);
|
nkeynes@386 | 1337 | JMP_TARGET(end2);
|
nkeynes@991 | 1338 | store_reg( REG_EAX, Rn );
|
nkeynes@417 | 1339 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 1340 | :}
|
nkeynes@359 | 1341 | SHLD Rm, Rn {:
|
nkeynes@671 | 1342 | COUNT_INST(I_SHLD);
|
nkeynes@991 | 1343 | load_reg( REG_EAX, Rn );
|
nkeynes@991 | 1344 | load_reg( REG_ECX, Rm );
|
nkeynes@991 | 1345 | CMPL_imms_r32( 0, REG_ECX );
|
nkeynes@991 | 1346 | JGE_label(doshl);
|
nkeynes@368 | 1347 |
|
nkeynes@991 | 1348 | NEGL_r32( REG_ECX ); // 2
|
nkeynes@991 | 1349 | ANDB_imms_r8( 0x1F, REG_CL ); // 3
|
nkeynes@991 | 1350 | JE_label(emptyshr );
|
nkeynes@991 | 1351 | SHRL_cl_r32( REG_EAX ); // 2
|
nkeynes@991 | 1352 | JMP_label(end); // 2
|
nkeynes@386 | 1353 |
|
nkeynes@386 | 1354 | JMP_TARGET(emptyshr);
|
nkeynes@991 | 1355 | XORL_r32_r32( REG_EAX, REG_EAX );
|
nkeynes@991 | 1356 | JMP_label(end2);
|
nkeynes@382 | 1357 |
|
nkeynes@382 | 1358 | JMP_TARGET(doshl);
|
nkeynes@991 | 1359 | ANDB_imms_r8( 0x1F, REG_CL ); // 3
|
nkeynes@991 | 1360 | SHLL_cl_r32( REG_EAX ); // 2
|
nkeynes@382 | 1361 | JMP_TARGET(end);
|
nkeynes@386 | 1362 | JMP_TARGET(end2);
|
nkeynes@991 | 1363 | store_reg( REG_EAX, Rn );
|
nkeynes@417 | 1364 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 1365 | :}
|
nkeynes@359 | 1366 | SHAL Rn {:
|
nkeynes@671 | 1367 | COUNT_INST(I_SHAL);
|
nkeynes@991 | 1368 | load_reg( REG_EAX, Rn );
|
nkeynes@991 | 1369 | SHLL_imm_r32( 1, REG_EAX );
|
nkeynes@397 | 1370 | SETC_t();
|
nkeynes@991 | 1371 | store_reg( REG_EAX, Rn );
|
nkeynes@417 | 1372 | sh4_x86.tstate = TSTATE_C;
|
nkeynes@359 | 1373 | :}
|
nkeynes@359 | 1374 | SHAR Rn {:
|
nkeynes@671 | 1375 | COUNT_INST(I_SHAR);
|
nkeynes@991 | 1376 | load_reg( REG_EAX, Rn );
|
nkeynes@991 | 1377 | SARL_imm_r32( 1, REG_EAX );
|
nkeynes@397 | 1378 | SETC_t();
|
nkeynes@991 | 1379 | store_reg( REG_EAX, Rn );
|
nkeynes@417 | 1380 | sh4_x86.tstate = TSTATE_C;
|
nkeynes@359 | 1381 | :}
|
nkeynes@359 | 1382 | SHLL Rn {:
|
nkeynes@671 | 1383 | COUNT_INST(I_SHLL);
|
nkeynes@991 | 1384 | load_reg( REG_EAX, Rn );
|
nkeynes@991 | 1385 | SHLL_imm_r32( 1, REG_EAX );
|
nkeynes@397 | 1386 | SETC_t();
|
nkeynes@991 | 1387 | store_reg( REG_EAX, Rn );
|
nkeynes@417 | 1388 | sh4_x86.tstate = TSTATE_C;
|
nkeynes@359 | 1389 | :}
|
nkeynes@359 | 1390 | SHLL2 Rn {:
|
nkeynes@671 | 1391 | COUNT_INST(I_SHLL);
|
nkeynes@991 | 1392 | load_reg( REG_EAX, Rn );
|
nkeynes@991 | 1393 | SHLL_imm_r32( 2, REG_EAX );
|
nkeynes@991 | 1394 | store_reg( REG_EAX, Rn );
|
nkeynes@417 | 1395 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 1396 | :}
|
nkeynes@359 | 1397 | SHLL8 Rn {:
|
nkeynes@671 | 1398 | COUNT_INST(I_SHLL);
|
nkeynes@991 | 1399 | load_reg( REG_EAX, Rn );
|
nkeynes@991 | 1400 | SHLL_imm_r32( 8, REG_EAX );
|
nkeynes@991 | 1401 | store_reg( REG_EAX, Rn );
|
nkeynes@417 | 1402 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 1403 | :}
|
nkeynes@359 | 1404 | SHLL16 Rn {:
|
nkeynes@671 | 1405 | COUNT_INST(I_SHLL);
|
nkeynes@991 | 1406 | load_reg( REG_EAX, Rn );
|
nkeynes@991 | 1407 | SHLL_imm_r32( 16, REG_EAX );
|
nkeynes@991 | 1408 | store_reg( REG_EAX, Rn );
|
nkeynes@417 | 1409 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 1410 | :}
|
nkeynes@359 | 1411 | SHLR Rn {:
|
nkeynes@671 | 1412 | COUNT_INST(I_SHLR);
|
nkeynes@991 | 1413 | load_reg( REG_EAX, Rn );
|
nkeynes@991 | 1414 | SHRL_imm_r32( 1, REG_EAX );
|
nkeynes@397 | 1415 | SETC_t();
|
nkeynes@991 | 1416 | store_reg( REG_EAX, Rn );
|
nkeynes@417 | 1417 | sh4_x86.tstate = TSTATE_C;
|
nkeynes@359 | 1418 | :}
|
nkeynes@359 | 1419 | SHLR2 Rn {:
|
nkeynes@671 | 1420 | COUNT_INST(I_SHLR);
|
nkeynes@991 | 1421 | load_reg( REG_EAX, Rn );
|
nkeynes@991 | 1422 | SHRL_imm_r32( 2, REG_EAX );
|
nkeynes@991 | 1423 | store_reg( REG_EAX, Rn );
|
nkeynes@417 | 1424 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 1425 | :}
|
nkeynes@359 | 1426 | SHLR8 Rn {:
|
nkeynes@671 | 1427 | COUNT_INST(I_SHLR);
|
nkeynes@991 | 1428 | load_reg( REG_EAX, Rn );
|
nkeynes@991 | 1429 | SHRL_imm_r32( 8, REG_EAX );
|
nkeynes@991 | 1430 | store_reg( REG_EAX, Rn );
|
nkeynes@417 | 1431 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 1432 | :}
|
nkeynes@359 | 1433 | SHLR16 Rn {:
|
nkeynes@671 | 1434 | COUNT_INST(I_SHLR);
|
nkeynes@991 | 1435 | load_reg( REG_EAX, Rn );
|
nkeynes@991 | 1436 | SHRL_imm_r32( 16, REG_EAX );
|
nkeynes@991 | 1437 | store_reg( REG_EAX, Rn );
|
nkeynes@417 | 1438 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 1439 | :}
|
nkeynes@359 | 1440 | SUB Rm, Rn {:
|
nkeynes@671 | 1441 | COUNT_INST(I_SUB);
|
nkeynes@991 | 1442 | load_reg( REG_EAX, Rm );
|
nkeynes@991 | 1443 | load_reg( REG_ECX, Rn );
|
nkeynes@991 | 1444 | SUBL_r32_r32( REG_EAX, REG_ECX );
|
nkeynes@991 | 1445 | store_reg( REG_ECX, Rn );
|
nkeynes@417 | 1446 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 1447 | :}
|
nkeynes@359 | 1448 | SUBC Rm, Rn {:
|
nkeynes@671 | 1449 | COUNT_INST(I_SUBC);
|
nkeynes@991 | 1450 | load_reg( REG_EAX, Rm );
|
nkeynes@991 | 1451 | load_reg( REG_ECX, Rn );
|
nkeynes@417 | 1452 | if( sh4_x86.tstate != TSTATE_C ) {
|
nkeynes@417 | 1453 | LDC_t();
|
nkeynes@417 | 1454 | }
|
nkeynes@991 | 1455 | SBBL_r32_r32( REG_EAX, REG_ECX );
|
nkeynes@991 | 1456 | store_reg( REG_ECX, Rn );
|
nkeynes@394 | 1457 | SETC_t();
|
nkeynes@417 | 1458 | sh4_x86.tstate = TSTATE_C;
|
nkeynes@359 | 1459 | :}
|
nkeynes@359 | 1460 | SUBV Rm, Rn {:
|
nkeynes@671 | 1461 | COUNT_INST(I_SUBV);
|
nkeynes@991 | 1462 | load_reg( REG_EAX, Rm );
|
nkeynes@991 | 1463 | load_reg( REG_ECX, Rn );
|
nkeynes@991 | 1464 | SUBL_r32_r32( REG_EAX, REG_ECX );
|
nkeynes@991 | 1465 | store_reg( REG_ECX, Rn );
|
nkeynes@359 | 1466 | SETO_t();
|
nkeynes@417 | 1467 | sh4_x86.tstate = TSTATE_O;
|
nkeynes@359 | 1468 | :}
|
nkeynes@359 | 1469 | SWAP.B Rm, Rn {:
|
nkeynes@671 | 1470 | COUNT_INST(I_SWAPB);
|
nkeynes@991 | 1471 | load_reg( REG_EAX, Rm );
|
nkeynes@991 | 1472 | XCHGB_r8_r8( REG_AL, REG_AH ); // NB: does not touch EFLAGS
|
nkeynes@991 | 1473 | store_reg( REG_EAX, Rn );
|
nkeynes@359 | 1474 | :}
|
nkeynes@359 | 1475 | SWAP.W Rm, Rn {:
|
nkeynes@671 | 1476 | COUNT_INST(I_SWAPB);
|
nkeynes@991 | 1477 | load_reg( REG_EAX, Rm );
|
nkeynes@991 | 1478 | MOVL_r32_r32( REG_EAX, REG_ECX );
|
nkeynes@991 | 1479 | SHLL_imm_r32( 16, REG_ECX );
|
nkeynes@991 | 1480 | SHRL_imm_r32( 16, REG_EAX );
|
nkeynes@991 | 1481 | ORL_r32_r32( REG_EAX, REG_ECX );
|
nkeynes@991 | 1482 | store_reg( REG_ECX, Rn );
|
nkeynes@417 | 1483 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 1484 | :}
|
nkeynes@361 | 1485 | TAS.B @Rn {:
|
nkeynes@671 | 1486 | COUNT_INST(I_TASB);
|
nkeynes@991 | 1487 | load_reg( REG_EAX, Rn );
|
nkeynes@991 | 1488 | MOVL_r32_rspdisp( REG_EAX, 0 );
|
nkeynes@991 | 1489 | MEM_READ_BYTE_FOR_WRITE( REG_EAX, REG_EDX );
|
nkeynes@991 | 1490 | TESTB_r8_r8( REG_DL, REG_DL );
|
nkeynes@361 | 1491 | SETE_t();
|
nkeynes@991 | 1492 | ORB_imms_r8( 0x80, REG_DL );
|
nkeynes@991 | 1493 | MOVL_rspdisp_r32( 0, REG_EAX );
|
nkeynes@991 | 1494 | MEM_WRITE_BYTE( REG_EAX, REG_EDX );
|
nkeynes@417 | 1495 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@361 | 1496 | :}
|
nkeynes@361 | 1497 | TST Rm, Rn {:
|
nkeynes@671 | 1498 | COUNT_INST(I_TST);
|
nkeynes@991 | 1499 | load_reg( REG_EAX, Rm );
|
nkeynes@991 | 1500 | load_reg( REG_ECX, Rn );
|
nkeynes@991 | 1501 | TESTL_r32_r32( REG_EAX, REG_ECX );
|
nkeynes@361 | 1502 | SETE_t();
|
nkeynes@417 | 1503 | sh4_x86.tstate = TSTATE_E;
|
nkeynes@361 | 1504 | :}
|
nkeynes@368 | 1505 | TST #imm, R0 {:
|
nkeynes@671 | 1506 | COUNT_INST(I_TSTI);
|
nkeynes@991 | 1507 | load_reg( REG_EAX, 0 );
|
nkeynes@991 | 1508 | TESTL_imms_r32( imm, REG_EAX );
|
nkeynes@368 | 1509 | SETE_t();
|
nkeynes@417 | 1510 | sh4_x86.tstate = TSTATE_E;
|
nkeynes@368 | 1511 | :}
|
nkeynes@368 | 1512 | TST.B #imm, @(R0, GBR) {:
|
nkeynes@671 | 1513 | COUNT_INST(I_TSTB);
|
nkeynes@991 | 1514 | load_reg( REG_EAX, 0);
|
nkeynes@991 | 1515 | ADDL_rbpdisp_r32( R_GBR, REG_EAX );
|
nkeynes@991 | 1516 | MEM_READ_BYTE( REG_EAX, REG_EAX );
|
nkeynes@991 | 1517 | TESTB_imms_r8( imm, REG_AL );
|
nkeynes@368 | 1518 | SETE_t();
|
nkeynes@417 | 1519 | sh4_x86.tstate = TSTATE_E;
|
nkeynes@368 | 1520 | :}
|
nkeynes@359 | 1521 | XOR Rm, Rn {:
|
nkeynes@671 | 1522 | COUNT_INST(I_XOR);
|
nkeynes@991 | 1523 | load_reg( REG_EAX, Rm );
|
nkeynes@991 | 1524 | load_reg( REG_ECX, Rn );
|
nkeynes@991 | 1525 | XORL_r32_r32( REG_EAX, REG_ECX );
|
nkeynes@991 | 1526 | store_reg( REG_ECX, Rn );
|
nkeynes@417 | 1527 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 1528 | :}
|
nkeynes@359 | 1529 | XOR #imm, R0 {:
|
nkeynes@671 | 1530 | COUNT_INST(I_XORI);
|
nkeynes@991 | 1531 | load_reg( REG_EAX, 0 );
|
nkeynes@991 | 1532 | XORL_imms_r32( imm, REG_EAX );
|
nkeynes@991 | 1533 | store_reg( REG_EAX, 0 );
|
nkeynes@417 | 1534 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 1535 | :}
|
nkeynes@359 | 1536 | XOR.B #imm, @(R0, GBR) {:
|
nkeynes@671 | 1537 | COUNT_INST(I_XORB);
|
nkeynes@991 | 1538 | load_reg( REG_EAX, 0 );
|
nkeynes@991 | 1539 | ADDL_rbpdisp_r32( R_GBR, REG_EAX );
|
nkeynes@991 | 1540 | MOVL_r32_rspdisp( REG_EAX, 0 );
|
nkeynes@991 | 1541 | MEM_READ_BYTE_FOR_WRITE(REG_EAX, REG_EDX);
|
nkeynes@991 | 1542 | MOVL_rspdisp_r32( 0, REG_EAX );
|
nkeynes@991 | 1543 | XORL_imms_r32( imm, REG_EDX );
|
nkeynes@991 | 1544 | MEM_WRITE_BYTE( REG_EAX, REG_EDX );
|
nkeynes@417 | 1545 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 1546 | :}
|
nkeynes@361 | 1547 | XTRCT Rm, Rn {:
|
nkeynes@671 | 1548 | COUNT_INST(I_XTRCT);
|
nkeynes@991 | 1549 | load_reg( REG_EAX, Rm );
|
nkeynes@991 | 1550 | load_reg( REG_ECX, Rn );
|
nkeynes@991 | 1551 | SHLL_imm_r32( 16, REG_EAX );
|
nkeynes@991 | 1552 | SHRL_imm_r32( 16, REG_ECX );
|
nkeynes@991 | 1553 | ORL_r32_r32( REG_EAX, REG_ECX );
|
nkeynes@991 | 1554 | store_reg( REG_ECX, Rn );
|
nkeynes@417 | 1555 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 1556 | :}
|
nkeynes@359 | 1557 |
|
nkeynes@359 | 1558 | /* Data move instructions */
|
nkeynes@359 | 1559 | MOV Rm, Rn {:
|
nkeynes@671 | 1560 | COUNT_INST(I_MOV);
|
nkeynes@991 | 1561 | load_reg( REG_EAX, Rm );
|
nkeynes@991 | 1562 | store_reg( REG_EAX, Rn );
|
nkeynes@359 | 1563 | :}
|
nkeynes@359 | 1564 | MOV #imm, Rn {:
|
nkeynes@671 | 1565 | COUNT_INST(I_MOVI);
|
nkeynes@995 | 1566 | MOVL_imm32_r32( imm, REG_EAX );
|
nkeynes@991 | 1567 | store_reg( REG_EAX, Rn );
|
nkeynes@359 | 1568 | :}
|
nkeynes@359 | 1569 | MOV.B Rm, @Rn {:
|
nkeynes@671 | 1570 | COUNT_INST(I_MOVB);
|
nkeynes@991 | 1571 | load_reg( REG_EAX, Rn );
|
nkeynes@991 | 1572 | load_reg( REG_EDX, Rm );
|
nkeynes@991 | 1573 | MEM_WRITE_BYTE( REG_EAX, REG_EDX );
|
nkeynes@417 | 1574 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 1575 | :}
|
nkeynes@359 | 1576 | MOV.B Rm, @-Rn {:
|
nkeynes@671 | 1577 | COUNT_INST(I_MOVB);
|
nkeynes@991 | 1578 | load_reg( REG_EAX, Rn );
|
nkeynes@991 | 1579 | LEAL_r32disp_r32( REG_EAX, -1, REG_EAX );
|
nkeynes@991 | 1580 | load_reg( REG_EDX, Rm );
|
nkeynes@991 | 1581 | MEM_WRITE_BYTE( REG_EAX, REG_EDX );
|
nkeynes@991 | 1582 | ADDL_imms_rbpdisp( -1, REG_OFFSET(r[Rn]) );
|
nkeynes@417 | 1583 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 1584 | :}
|
nkeynes@359 | 1585 | MOV.B Rm, @(R0, Rn) {:
|
nkeynes@671 | 1586 | COUNT_INST(I_MOVB);
|
nkeynes@991 | 1587 | load_reg( REG_EAX, 0 );
|
nkeynes@991 | 1588 | ADDL_rbpdisp_r32( REG_OFFSET(r[Rn]), REG_EAX );
|
nkeynes@991 | 1589 | load_reg( REG_EDX, Rm );
|
nkeynes@991 | 1590 | MEM_WRITE_BYTE( REG_EAX, REG_EDX );
|
nkeynes@417 | 1591 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 1592 | :}
|
nkeynes@359 | 1593 | MOV.B R0, @(disp, GBR) {:
|
nkeynes@671 | 1594 | COUNT_INST(I_MOVB);
|
nkeynes@995 | 1595 | MOVL_rbpdisp_r32( R_GBR, REG_EAX );
|
nkeynes@991 | 1596 | ADDL_imms_r32( disp, REG_EAX );
|
nkeynes@991 | 1597 | load_reg( REG_EDX, 0 );
|
nkeynes@991 | 1598 | MEM_WRITE_BYTE( REG_EAX, REG_EDX );
|
nkeynes@417 | 1599 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 1600 | :}
|
nkeynes@359 | 1601 | MOV.B R0, @(disp, Rn) {:
|
nkeynes@671 | 1602 | COUNT_INST(I_MOVB);
|
nkeynes@991 | 1603 | load_reg( REG_EAX, Rn );
|
nkeynes@991 | 1604 | ADDL_imms_r32( disp, REG_EAX );
|
nkeynes@991 | 1605 | load_reg( REG_EDX, 0 );
|
nkeynes@991 | 1606 | MEM_WRITE_BYTE( REG_EAX, REG_EDX );
|
nkeynes@417 | 1607 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 1608 | :}
|
nkeynes@359 | 1609 | MOV.B @Rm, Rn {:
|
nkeynes@671 | 1610 | COUNT_INST(I_MOVB);
|
nkeynes@991 | 1611 | load_reg( REG_EAX, Rm );
|
nkeynes@991 | 1612 | MEM_READ_BYTE( REG_EAX, REG_EAX );
|
nkeynes@991 | 1613 | store_reg( REG_EAX, Rn );
|
nkeynes@417 | 1614 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 1615 | :}
|
nkeynes@359 | 1616 | MOV.B @Rm+, Rn {:
|
nkeynes@671 | 1617 | COUNT_INST(I_MOVB);
|
nkeynes@991 | 1618 | load_reg( REG_EAX, Rm );
|
nkeynes@991 | 1619 | MEM_READ_BYTE( REG_EAX, REG_EAX );
|
nkeynes@939 | 1620 | if( Rm != Rn ) {
|
nkeynes@991 | 1621 | ADDL_imms_rbpdisp( 1, REG_OFFSET(r[Rm]) );
|
nkeynes@939 | 1622 | }
|
nkeynes@991 | 1623 | store_reg( REG_EAX, Rn );
|
nkeynes@417 | 1624 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 1625 | :}
|
nkeynes@359 | 1626 | MOV.B @(R0, Rm), Rn {:
|
nkeynes@671 | 1627 | COUNT_INST(I_MOVB);
|
nkeynes@991 | 1628 | load_reg( REG_EAX, 0 );
|
nkeynes@991 | 1629 | ADDL_rbpdisp_r32( REG_OFFSET(r[Rm]), REG_EAX );
|
nkeynes@991 | 1630 | MEM_READ_BYTE( REG_EAX, REG_EAX );
|
nkeynes@991 | 1631 | store_reg( REG_EAX, Rn );
|
nkeynes@417 | 1632 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 1633 | :}
|
nkeynes@359 | 1634 | MOV.B @(disp, GBR), R0 {:
|
nkeynes@671 | 1635 | COUNT_INST(I_MOVB);
|
nkeynes@995 | 1636 | MOVL_rbpdisp_r32( R_GBR, REG_EAX );
|
nkeynes@991 | 1637 | ADDL_imms_r32( disp, REG_EAX );
|
nkeynes@991 | 1638 | MEM_READ_BYTE( REG_EAX, REG_EAX );
|
nkeynes@991 | 1639 | store_reg( REG_EAX, 0 );
|
nkeynes@417 | 1640 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 1641 | :}
|
nkeynes@359 | 1642 | MOV.B @(disp, Rm), R0 {:
|
nkeynes@671 | 1643 | COUNT_INST(I_MOVB);
|
nkeynes@991 | 1644 | load_reg( REG_EAX, Rm );
|
nkeynes@991 | 1645 | ADDL_imms_r32( disp, REG_EAX );
|
nkeynes@991 | 1646 | MEM_READ_BYTE( REG_EAX, REG_EAX );
|
nkeynes@991 | 1647 | store_reg( REG_EAX, 0 );
|
nkeynes@417 | 1648 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 1649 | :}
|
nkeynes@374 | 1650 | MOV.L Rm, @Rn {:
|
nkeynes@671 | 1651 | COUNT_INST(I_MOVL);
|
nkeynes@991 | 1652 | load_reg( REG_EAX, Rn );
|
nkeynes@991 | 1653 | check_walign32(REG_EAX);
|
nkeynes@991 | 1654 | MOVL_r32_r32( REG_EAX, REG_ECX );
|
nkeynes@991 | 1655 | ANDL_imms_r32( 0xFC000000, REG_ECX );
|
nkeynes@991 | 1656 | CMPL_imms_r32( 0xE0000000, REG_ECX );
|
nkeynes@991 | 1657 | JNE_label( notsq );
|
nkeynes@991 | 1658 | ANDL_imms_r32( 0x3C, REG_EAX );
|
nkeynes@991 | 1659 | load_reg( REG_EDX, Rm );
|
nkeynes@991 | 1660 | MOVL_r32_sib( REG_EDX, 0, REG_EBP, REG_EAX, REG_OFFSET(store_queue) );
|
nkeynes@991 | 1661 | JMP_label(end);
|
nkeynes@930 | 1662 | JMP_TARGET(notsq);
|
nkeynes@991 | 1663 | load_reg( REG_EDX, Rm );
|
nkeynes@991 | 1664 | MEM_WRITE_LONG( REG_EAX, REG_EDX );
|
nkeynes@930 | 1665 | JMP_TARGET(end);
|
nkeynes@417 | 1666 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@361 | 1667 | :}
|
nkeynes@361 | 1668 | MOV.L Rm, @-Rn {:
|
nkeynes@671 | 1669 | COUNT_INST(I_MOVL);
|
nkeynes@991 | 1670 | load_reg( REG_EAX, Rn );
|
nkeynes@991 | 1671 | ADDL_imms_r32( -4, REG_EAX );
|
nkeynes@991 | 1672 | check_walign32( REG_EAX );
|
nkeynes@991 | 1673 | load_reg( REG_EDX, Rm );
|
nkeynes@991 | 1674 | MEM_WRITE_LONG( REG_EAX, REG_EDX );
|
nkeynes@991 | 1675 | ADDL_imms_rbpdisp( -4, REG_OFFSET(r[Rn]) );
|
nkeynes@417 | 1676 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@361 | 1677 | :}
|
nkeynes@361 | 1678 | MOV.L Rm, @(R0, Rn) {:
|
nkeynes@671 | 1679 | COUNT_INST(I_MOVL);
|
nkeynes@991 | 1680 | load_reg( REG_EAX, 0 );
|
nkeynes@991 | 1681 | ADDL_rbpdisp_r32( REG_OFFSET(r[Rn]), REG_EAX );
|
nkeynes@991 | 1682 | check_walign32( REG_EAX );
|
nkeynes@991 | 1683 | load_reg( REG_EDX, Rm );
|
nkeynes@991 | 1684 | MEM_WRITE_LONG( REG_EAX, REG_EDX );
|
nkeynes@417 | 1685 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@361 | 1686 | :}
|
nkeynes@361 | 1687 | MOV.L R0, @(disp, GBR) {:
|
nkeynes@671 | 1688 | COUNT_INST(I_MOVL);
|
nkeynes@995 | 1689 | MOVL_rbpdisp_r32( R_GBR, REG_EAX );
|
nkeynes@991 | 1690 | ADDL_imms_r32( disp, REG_EAX );
|
nkeynes@991 | 1691 | check_walign32( REG_EAX );
|
nkeynes@991 | 1692 | load_reg( REG_EDX, 0 );
|
nkeynes@991 | 1693 | MEM_WRITE_LONG( REG_EAX, REG_EDX );
|
nkeynes@417 | 1694 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@361 | 1695 | :}
|
nkeynes@361 | 1696 | MOV.L Rm, @(disp, Rn) {:
|
nkeynes@671 | 1697 | COUNT_INST(I_MOVL);
|
nkeynes@991 | 1698 | load_reg( REG_EAX, Rn );
|
nkeynes@991 | 1699 | ADDL_imms_r32( disp, REG_EAX );
|
nkeynes@991 | 1700 | check_walign32( REG_EAX );
|
nkeynes@991 | 1701 | MOVL_r32_r32( REG_EAX, REG_ECX );
|
nkeynes@991 | 1702 | ANDL_imms_r32( 0xFC000000, REG_ECX );
|
nkeynes@991 | 1703 | CMPL_imms_r32( 0xE0000000, REG_ECX );
|
nkeynes@991 | 1704 | JNE_label( notsq );
|
nkeynes@991 | 1705 | ANDL_imms_r32( 0x3C, REG_EAX );
|
nkeynes@991 | 1706 | load_reg( REG_EDX, Rm );
|
nkeynes@991 | 1707 | MOVL_r32_sib( REG_EDX, 0, REG_EBP, REG_EAX, REG_OFFSET(store_queue) );
|
nkeynes@991 | 1708 | JMP_label(end);
|
nkeynes@930 | 1709 | JMP_TARGET(notsq);
|
nkeynes@991 | 1710 | load_reg( REG_EDX, Rm );
|
nkeynes@991 | 1711 | MEM_WRITE_LONG( REG_EAX, REG_EDX );
|
nkeynes@930 | 1712 | JMP_TARGET(end);
|
nkeynes@417 | 1713 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@361 | 1714 | :}
|
nkeynes@361 | 1715 | MOV.L @Rm, Rn {:
|
nkeynes@671 | 1716 | COUNT_INST(I_MOVL);
|
nkeynes@991 | 1717 | load_reg( REG_EAX, Rm );
|
nkeynes@991 | 1718 | check_ralign32( REG_EAX );
|
nkeynes@991 | 1719 | MEM_READ_LONG( REG_EAX, REG_EAX );
|
nkeynes@991 | 1720 | store_reg( REG_EAX, Rn );
|
nkeynes@417 | 1721 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@361 | 1722 | :}
|
nkeynes@361 | 1723 | MOV.L @Rm+, Rn {:
|
nkeynes@671 | 1724 | COUNT_INST(I_MOVL);
|
nkeynes@991 | 1725 | load_reg( REG_EAX, Rm );
|
nkeynes@991 | 1726 | check_ralign32( REG_EAX );
|
nkeynes@991 | 1727 | MEM_READ_LONG( REG_EAX, REG_EAX );
|
nkeynes@939 | 1728 | if( Rm != Rn ) {
|
nkeynes@991 | 1729 | ADDL_imms_rbpdisp( 4, REG_OFFSET(r[Rm]) );
|
nkeynes@939 | 1730 | }
|
nkeynes@991 | 1731 | store_reg( REG_EAX, Rn );
|
nkeynes@417 | 1732 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@361 | 1733 | :}
|
nkeynes@361 | 1734 | MOV.L @(R0, Rm), Rn {:
|
nkeynes@671 | 1735 | COUNT_INST(I_MOVL);
|
nkeynes@991 | 1736 | load_reg( REG_EAX, 0 );
|
nkeynes@991 | 1737 | ADDL_rbpdisp_r32( REG_OFFSET(r[Rm]), REG_EAX );
|
nkeynes@991 | 1738 | check_ralign32( REG_EAX );
|
nkeynes@991 | 1739 | MEM_READ_LONG( REG_EAX, REG_EAX );
|
nkeynes@991 | 1740 | store_reg( REG_EAX, Rn );
|
nkeynes@417 | 1741 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@361 | 1742 | :}
|
nkeynes@361 | 1743 | MOV.L @(disp, GBR), R0 {:
|
nkeynes@671 | 1744 | COUNT_INST(I_MOVL);
|
nkeynes@995 | 1745 | MOVL_rbpdisp_r32( R_GBR, REG_EAX );
|
nkeynes@991 | 1746 | ADDL_imms_r32( disp, REG_EAX );
|
nkeynes@991 | 1747 | check_ralign32( REG_EAX );
|
nkeynes@991 | 1748 | MEM_READ_LONG( REG_EAX, REG_EAX );
|
nkeynes@991 | 1749 | store_reg( REG_EAX, 0 );
|
nkeynes@417 | 1750 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@361 | 1751 | :}
|
nkeynes@361 | 1752 | MOV.L @(disp, PC), Rn {:
|
nkeynes@671 | 1753 | COUNT_INST(I_MOVLPC);
|
nkeynes@374 | 1754 | if( sh4_x86.in_delay_slot ) {
|
nkeynes@374 | 1755 | SLOTILLEGAL();
|
nkeynes@374 | 1756 | } else {
|
nkeynes@388 | 1757 | uint32_t target = (pc & 0xFFFFFFFC) + disp + 4;
|
nkeynes@1125 | 1758 | if( sh4_x86.fastmem && IS_IN_ICACHE(target) ) {
|
nkeynes@586 | 1759 | // If the target address is in the same page as the code, it's
|
nkeynes@586 | 1760 | // pretty safe to just ref it directly and circumvent the whole
|
nkeynes@586 | 1761 | // memory subsystem. (this is a big performance win)
|
nkeynes@586 | 1762 |
|
nkeynes@586 | 1763 | // FIXME: There's a corner-case that's not handled here when
|
nkeynes@586 | 1764 | // the current code-page is in the ITLB but not in the UTLB.
|
nkeynes@586 | 1765 | // (should generate a TLB miss although need to test SH4
|
nkeynes@586 | 1766 | // behaviour to confirm) Unlikely to be anyone depending on this
|
nkeynes@586 | 1767 | // behaviour though.
|
nkeynes@586 | 1768 | sh4ptr_t ptr = GET_ICACHE_PTR(target);
|
nkeynes@991 | 1769 | MOVL_moffptr_eax( ptr );
|
nkeynes@388 | 1770 | } else {
|
nkeynes@586 | 1771 | // Note: we use sh4r.pc for the calc as we could be running at a
|
nkeynes@586 | 1772 | // different virtual address than the translation was done with,
|
nkeynes@586 | 1773 | // but we can safely assume that the low bits are the same.
|
nkeynes@995 | 1774 | MOVL_imm32_r32( (pc-sh4_x86.block_start_pc) + disp + 4 - (pc&0x03), REG_EAX );
|
nkeynes@991 | 1775 | ADDL_rbpdisp_r32( R_PC, REG_EAX );
|
nkeynes@991 | 1776 | MEM_READ_LONG( REG_EAX, REG_EAX );
|
nkeynes@586 | 1777 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@388 | 1778 | }
|
nkeynes@991 | 1779 | store_reg( REG_EAX, Rn );
|
nkeynes@374 | 1780 | }
|
nkeynes@361 | 1781 | :}
|
nkeynes@361 | 1782 | MOV.L @(disp, Rm), Rn {:
|
nkeynes@671 | 1783 | COUNT_INST(I_MOVL);
|
nkeynes@991 | 1784 | load_reg( REG_EAX, Rm );
|
nkeynes@991 | 1785 | ADDL_imms_r32( disp, REG_EAX );
|
nkeynes@991 | 1786 | check_ralign32( REG_EAX );
|
nkeynes@991 | 1787 | MEM_READ_LONG( REG_EAX, REG_EAX );
|
nkeynes@991 | 1788 | store_reg( REG_EAX, Rn );
|
nkeynes@417 | 1789 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@361 | 1790 | :}
|
nkeynes@361 | 1791 | MOV.W Rm, @Rn {:
|
nkeynes@671 | 1792 | COUNT_INST(I_MOVW);
|
nkeynes@991 | 1793 | load_reg( REG_EAX, Rn );
|
nkeynes@991 | 1794 | check_walign16( REG_EAX );
|
nkeynes@991 | 1795 | load_reg( REG_EDX, Rm );
|
nkeynes@991 | 1796 | MEM_WRITE_WORD( REG_EAX, REG_EDX );
|
nkeynes@417 | 1797 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@361 | 1798 | :}
|
nkeynes@361 | 1799 | MOV.W Rm, @-Rn {:
|
nkeynes@671 | 1800 | COUNT_INST(I_MOVW);
|
nkeynes@991 | 1801 | load_reg( REG_EAX, Rn );
|
nkeynes@991 | 1802 | check_walign16( REG_EAX );
|
nkeynes@991 | 1803 | LEAL_r32disp_r32( REG_EAX, -2, REG_EAX );
|
nkeynes@991 | 1804 | load_reg( REG_EDX, Rm );
|
nkeynes@991 | 1805 | MEM_WRITE_WORD( REG_EAX, REG_EDX );
|
nkeynes@991 | 1806 | ADDL_imms_rbpdisp( -2, REG_OFFSET(r[Rn]) );
|
nkeynes@417 | 1807 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@361 | 1808 | :}
|
nkeynes@361 | 1809 | MOV.W Rm, @(R0, Rn) {:
|
nkeynes@671 | 1810 | COUNT_INST(I_MOVW);
|
nkeynes@991 | 1811 | load_reg( REG_EAX, 0 );
|
nkeynes@991 | 1812 | ADDL_rbpdisp_r32( REG_OFFSET(r[Rn]), REG_EAX );
|
nkeynes@991 | 1813 | check_walign16( REG_EAX );
|
nkeynes@991 | 1814 | load_reg( REG_EDX, Rm );
|
nkeynes@991 | 1815 | MEM_WRITE_WORD( REG_EAX, REG_EDX );
|
nkeynes@417 | 1816 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@361 | 1817 | :}
|
nkeynes@361 | 1818 | MOV.W R0, @(disp, GBR) {:
|
nkeynes@671 | 1819 | COUNT_INST(I_MOVW);
|
nkeynes@995 | 1820 | MOVL_rbpdisp_r32( R_GBR, REG_EAX );
|
nkeynes@991 | 1821 | ADDL_imms_r32( disp, REG_EAX );
|
nkeynes@991 | 1822 | check_walign16( REG_EAX );
|
nkeynes@991 | 1823 | load_reg( REG_EDX, 0 );
|
nkeynes@991 | 1824 | MEM_WRITE_WORD( REG_EAX, REG_EDX );
|
nkeynes@417 | 1825 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@361 | 1826 | :}
|
nkeynes@361 | 1827 | MOV.W R0, @(disp, Rn) {:
|
nkeynes@671 | 1828 | COUNT_INST(I_MOVW);
|
nkeynes@991 | 1829 | load_reg( REG_EAX, Rn );
|
nkeynes@991 | 1830 | ADDL_imms_r32( disp, REG_EAX );
|
nkeynes@991 | 1831 | check_walign16( REG_EAX );
|
nkeynes@991 | 1832 | load_reg( REG_EDX, 0 );
|
nkeynes@991 | 1833 | MEM_WRITE_WORD( REG_EAX, REG_EDX );
|
nkeynes@417 | 1834 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@361 | 1835 | :}
|
nkeynes@361 | 1836 | MOV.W @Rm, Rn {:
|
nkeynes@671 | 1837 | COUNT_INST(I_MOVW);
|
nkeynes@991 | 1838 | load_reg( REG_EAX, Rm );
|
nkeynes@991 | 1839 | check_ralign16( REG_EAX );
|
nkeynes@991 | 1840 | MEM_READ_WORD( REG_EAX, REG_EAX );
|
nkeynes@991 | 1841 | store_reg( REG_EAX, Rn );
|
nkeynes@417 | 1842 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@361 | 1843 | :}
|
nkeynes@361 | 1844 | MOV.W @Rm+, Rn {:
|
nkeynes@671 | 1845 | COUNT_INST(I_MOVW);
|
nkeynes@991 | 1846 | load_reg( REG_EAX, Rm );
|
nkeynes@991 | 1847 | check_ralign16( REG_EAX );
|
nkeynes@991 | 1848 | MEM_READ_WORD( REG_EAX, REG_EAX );
|
nkeynes@939 | 1849 | if( Rm != Rn ) {
|
nkeynes@991 | 1850 | ADDL_imms_rbpdisp( 2, REG_OFFSET(r[Rm]) );
|
nkeynes@939 | 1851 | }
|
nkeynes@991 | 1852 | store_reg( REG_EAX, Rn );
|
nkeynes@417 | 1853 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@361 | 1854 | :}
|
nkeynes@361 | 1855 | MOV.W @(R0, Rm), Rn {:
|
nkeynes@671 | 1856 | COUNT_INST(I_MOVW);
|
nkeynes@991 | 1857 | load_reg( REG_EAX, 0 );
|
nkeynes@991 | 1858 | ADDL_rbpdisp_r32( REG_OFFSET(r[Rm]), REG_EAX );
|
nkeynes@991 | 1859 | check_ralign16( REG_EAX );
|
nkeynes@991 | 1860 | MEM_READ_WORD( REG_EAX, REG_EAX );
|
nkeynes@991 | 1861 | store_reg( REG_EAX, Rn );
|
nkeynes@417 | 1862 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@361 | 1863 | :}
|
nkeynes@361 | 1864 | MOV.W @(disp, GBR), R0 {:
|
nkeynes@671 | 1865 | COUNT_INST(I_MOVW);
|
nkeynes@995 | 1866 | MOVL_rbpdisp_r32( R_GBR, REG_EAX );
|
nkeynes@991 | 1867 | ADDL_imms_r32( disp, REG_EAX );
|
nkeynes@991 | 1868 | check_ralign16( REG_EAX );
|
nkeynes@991 | 1869 | MEM_READ_WORD( REG_EAX, REG_EAX );
|
nkeynes@991 | 1870 | store_reg( REG_EAX, 0 );
|
nkeynes@417 | 1871 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@361 | 1872 | :}
|
nkeynes@361 | 1873 | MOV.W @(disp, PC), Rn {:
|
nkeynes@671 | 1874 | COUNT_INST(I_MOVW);
|
nkeynes@374 | 1875 | if( sh4_x86.in_delay_slot ) {
|
nkeynes@374 | 1876 | SLOTILLEGAL();
|
nkeynes@374 | 1877 | } else {
|
nkeynes@586 | 1878 | // See comments for MOV.L @(disp, PC), Rn
|
nkeynes@586 | 1879 | uint32_t target = pc + disp + 4;
|
nkeynes@1125 | 1880 | if( sh4_x86.fastmem && IS_IN_ICACHE(target) ) {
|
nkeynes@586 | 1881 | sh4ptr_t ptr = GET_ICACHE_PTR(target);
|
nkeynes@991 | 1882 | MOVL_moffptr_eax( ptr );
|
nkeynes@991 | 1883 | MOVSXL_r16_r32( REG_EAX, REG_EAX );
|
nkeynes@586 | 1884 | } else {
|
nkeynes@995 | 1885 | MOVL_imm32_r32( (pc - sh4_x86.block_start_pc) + disp + 4, REG_EAX );
|
nkeynes@991 | 1886 | ADDL_rbpdisp_r32( R_PC, REG_EAX );
|
nkeynes@991 | 1887 | MEM_READ_WORD( REG_EAX, REG_EAX );
|
nkeynes@586 | 1888 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@586 | 1889 | }
|
nkeynes@991 | 1890 | store_reg( REG_EAX, Rn );
|
nkeynes@374 | 1891 | }
|
nkeynes@361 | 1892 | :}
|
nkeynes@361 | 1893 | MOV.W @(disp, Rm), R0 {:
|
nkeynes@671 | 1894 | COUNT_INST(I_MOVW);
|
nkeynes@991 | 1895 | load_reg( REG_EAX, Rm );
|
nkeynes@991 | 1896 | ADDL_imms_r32( disp, REG_EAX );
|
nkeynes@991 | 1897 | check_ralign16( REG_EAX );
|
nkeynes@991 | 1898 | MEM_READ_WORD( REG_EAX, REG_EAX );
|
nkeynes@991 | 1899 | store_reg( REG_EAX, 0 );
|
nkeynes@417 | 1900 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@361 | 1901 | :}
|
nkeynes@361 | 1902 | MOVA @(disp, PC), R0 {:
|
nkeynes@671 | 1903 | COUNT_INST(I_MOVA);
|
nkeynes@374 | 1904 | if( sh4_x86.in_delay_slot ) {
|
nkeynes@374 | 1905 | SLOTILLEGAL();
|
nkeynes@374 | 1906 | } else {
|
nkeynes@995 | 1907 | MOVL_imm32_r32( (pc - sh4_x86.block_start_pc) + disp + 4 - (pc&0x03), REG_ECX );
|
nkeynes@991 | 1908 | ADDL_rbpdisp_r32( R_PC, REG_ECX );
|
nkeynes@991 | 1909 | store_reg( REG_ECX, 0 );
|
nkeynes@586 | 1910 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@374 | 1911 | }
|
nkeynes@361 | 1912 | :}
|
nkeynes@361 | 1913 | MOVCA.L R0, @Rn {:
|
nkeynes@671 | 1914 | COUNT_INST(I_MOVCA);
|
nkeynes@991 | 1915 | load_reg( REG_EAX, Rn );
|
nkeynes@991 | 1916 | check_walign32( REG_EAX );
|
nkeynes@991 | 1917 | load_reg( REG_EDX, 0 );
|
nkeynes@991 | 1918 | MEM_WRITE_LONG( REG_EAX, REG_EDX );
|
nkeynes@417 | 1919 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@361 | 1920 | :}
|
nkeynes@359 | 1921 |
|
nkeynes@359 | 1922 | /* Control transfer instructions */
|
nkeynes@374 | 1923 | BF disp {:
|
nkeynes@671 | 1924 | COUNT_INST(I_BF);
|
nkeynes@374 | 1925 | if( sh4_x86.in_delay_slot ) {
|
nkeynes@374 | 1926 | SLOTILLEGAL();
|
nkeynes@374 | 1927 | } else {
|
nkeynes@586 | 1928 | sh4vma_t target = disp + pc + 4;
|
nkeynes@991 | 1929 | JT_label( nottaken );
|
nkeynes@586 | 1930 | exit_block_rel(target, pc+2 );
|
nkeynes@380 | 1931 | JMP_TARGET(nottaken);
|
nkeynes@408 | 1932 | return 2;
|
nkeynes@374 | 1933 | }
|
nkeynes@374 | 1934 | :}
|
nkeynes@374 | 1935 | BF/S disp {:
|
nkeynes@671 | 1936 | COUNT_INST(I_BFS);
|
nkeynes@374 | 1937 | if( sh4_x86.in_delay_slot ) {
|
nkeynes@374 | 1938 | SLOTILLEGAL();
|
nkeynes@374 | 1939 | } else {
|
nkeynes@590 | 1940 | sh4_x86.in_delay_slot = DELAY_PC;
|
nkeynes@601 | 1941 | if( UNTRANSLATABLE(pc+2) ) {
|
nkeynes@995 | 1942 | MOVL_imm32_r32( pc + 4 - sh4_x86.block_start_pc, REG_EAX );
|
nkeynes@991 | 1943 | JT_label(nottaken);
|
nkeynes@991 | 1944 | ADDL_imms_r32( disp, REG_EAX );
|
nkeynes@601 | 1945 | JMP_TARGET(nottaken);
|
nkeynes@991 | 1946 | ADDL_rbpdisp_r32( R_PC, REG_EAX );
|
nkeynes@995 | 1947 | MOVL_r32_rbpdisp( REG_EAX, R_NEW_PC );
|
nkeynes@601 | 1948 | exit_block_emu(pc+2);
|
nkeynes@601 | 1949 | sh4_x86.branch_taken = TRUE;
|
nkeynes@601 | 1950 | return 2;
|
nkeynes@601 | 1951 | } else {
|
nkeynes@601 | 1952 | if( sh4_x86.tstate == TSTATE_NONE ) {
|
nkeynes@991 | 1953 | CMPL_imms_rbpdisp( 1, R_T );
|
nkeynes@601 | 1954 | sh4_x86.tstate = TSTATE_E;
|
nkeynes@601 | 1955 | }
|
nkeynes@601 | 1956 | sh4vma_t target = disp + pc + 4;
|
nkeynes@991 | 1957 | JCC_cc_rel32(sh4_x86.tstate,0);
|
nkeynes@991 | 1958 | uint32_t *patch = ((uint32_t *)xlat_output)-1;
|
nkeynes@879 | 1959 | int save_tstate = sh4_x86.tstate;
|
nkeynes@601 | 1960 | sh4_translate_instruction(pc+2);
|
nkeynes@1091 | 1961 | sh4_x86.in_delay_slot = DELAY_PC; /* Cleared by sh4_translate_instruction */
|
nkeynes@601 | 1962 | exit_block_rel( target, pc+4 );
|
nkeynes@601 | 1963 |
|
nkeynes@601 | 1964 | // not taken
|
nkeynes@601 | 1965 | *patch = (xlat_output - ((uint8_t *)patch)) - 4;
|
nkeynes@879 | 1966 | sh4_x86.tstate = save_tstate;
|
nkeynes@601 | 1967 | sh4_translate_instruction(pc+2);
|
nkeynes@601 | 1968 | return 4;
|
nkeynes@417 | 1969 | }
|
nkeynes@374 | 1970 | }
|
nkeynes@374 | 1971 | :}
|
nkeynes@374 | 1972 | BRA disp {:
|
nkeynes@671 | 1973 | COUNT_INST(I_BRA);
|
nkeynes@374 | 1974 | if( sh4_x86.in_delay_slot ) {
|
nkeynes@374 | 1975 | SLOTILLEGAL();
|
nkeynes@374 | 1976 | } else {
|
nkeynes@590 | 1977 | sh4_x86.in_delay_slot = DELAY_PC;
|
nkeynes@409 | 1978 | sh4_x86.branch_taken = TRUE;
|
nkeynes@601 | 1979 | if( UNTRANSLATABLE(pc+2) ) {
|
nkeynes@995 | 1980 | MOVL_rbpdisp_r32( R_PC, REG_EAX );
|
nkeynes@991 | 1981 | ADDL_imms_r32( pc + disp + 4 - sh4_x86.block_start_pc, REG_EAX );
|
nkeynes@995 | 1982 | MOVL_r32_rbpdisp( REG_EAX, R_NEW_PC );
|
nkeynes@601 | 1983 | exit_block_emu(pc+2);
|
nkeynes@601 | 1984 | return 2;
|
nkeynes@601 | 1985 | } else {
|
nkeynes@601 | 1986 | sh4_translate_instruction( pc + 2 );
|
nkeynes@601 | 1987 | exit_block_rel( disp + pc + 4, pc+4 );
|
nkeynes@601 | 1988 | return 4;
|
nkeynes@601 | 1989 | }
|
nkeynes@374 | 1990 | }
|
nkeynes@374 | 1991 | :}
|
nkeynes@374 | 1992 | BRAF Rn {:
|
nkeynes@671 | 1993 | COUNT_INST(I_BRAF);
|
nkeynes@374 | 1994 | if( sh4_x86.in_delay_slot ) {
|
nkeynes@374 | 1995 | SLOTILLEGAL();
|
nkeynes@374 | 1996 | } else {
|
nkeynes@995 | 1997 | MOVL_rbpdisp_r32( R_PC, REG_EAX );
|
nkeynes@991 | 1998 | ADDL_imms_r32( pc + 4 - sh4_x86.block_start_pc, REG_EAX );
|
nkeynes@991 | 1999 | ADDL_rbpdisp_r32( REG_OFFSET(r[Rn]), REG_EAX );
|
nkeynes@995 | 2000 | MOVL_r32_rbpdisp( REG_EAX, R_NEW_PC );
|
nkeynes@590 | 2001 | sh4_x86.in_delay_slot = DELAY_PC;
|
nkeynes@417 | 2002 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@409 | 2003 | sh4_x86.branch_taken = TRUE;
|
nkeynes@601 | 2004 | if( UNTRANSLATABLE(pc+2) ) {
|
nkeynes@601 | 2005 | exit_block_emu(pc+2);
|
nkeynes@601 | 2006 | return 2;
|
nkeynes@601 | 2007 | } else {
|
nkeynes@601 | 2008 | sh4_translate_instruction( pc + 2 );
|
nkeynes@974 | 2009 | exit_block_newpcset(pc+4);
|
nkeynes@601 | 2010 | return 4;
|
nkeynes@601 | 2011 | }
|
nkeynes@374 | 2012 | }
|
nkeynes@374 | 2013 | :}
|
nkeynes@374 | 2014 | BSR disp {:
|
nkeynes@671 | 2015 | COUNT_INST(I_BSR);
|
nkeynes@374 | 2016 | if( sh4_x86.in_delay_slot ) {
|
nkeynes@374 | 2017 | SLOTILLEGAL();
|
nkeynes@374 | 2018 | } else {
|
nkeynes@995 | 2019 | MOVL_rbpdisp_r32( R_PC, REG_EAX );
|
nkeynes@991 | 2020 | ADDL_imms_r32( pc + 4 - sh4_x86.block_start_pc, REG_EAX );
|
nkeynes@995 | 2021 | MOVL_r32_rbpdisp( REG_EAX, R_PR );
|
nkeynes@590 | 2022 | sh4_x86.in_delay_slot = DELAY_PC;
|
nkeynes@409 | 2023 | sh4_x86.branch_taken = TRUE;
|
nkeynes@601 | 2024 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@601 | 2025 | if( UNTRANSLATABLE(pc+2) ) {
|
nkeynes@991 | 2026 | ADDL_imms_r32( disp, REG_EAX );
|
nkeynes@995 | 2027 | MOVL_r32_rbpdisp( REG_EAX, R_NEW_PC );
|
nkeynes@601 | 2028 | exit_block_emu(pc+2);
|
nkeynes@601 | 2029 | return 2;
|
nkeynes@601 | 2030 | } else {
|
nkeynes@601 | 2031 | sh4_translate_instruction( pc + 2 );
|
nkeynes@601 | 2032 | exit_block_rel( disp + pc + 4, pc+4 );
|
nkeynes@601 | 2033 | return 4;
|
nkeynes@601 | 2034 | }
|
nkeynes@374 | 2035 | }
|
nkeynes@374 | 2036 | :}
|
nkeynes@374 | 2037 | BSRF Rn {:
|
nkeynes@671 | 2038 | COUNT_INST(I_BSRF);
|
nkeynes@374 | 2039 | if( sh4_x86.in_delay_slot ) {
|
nkeynes@374 | 2040 | SLOTILLEGAL();
|
nkeynes@374 | 2041 | } else {
|
nkeynes@995 | 2042 | MOVL_rbpdisp_r32( R_PC, REG_EAX );
|
nkeynes@991 | 2043 | ADDL_imms_r32( pc + 4 - sh4_x86.block_start_pc, REG_EAX );
|
nkeynes@995 | 2044 | MOVL_r32_rbpdisp( REG_EAX, R_PR );
|
nkeynes@991 | 2045 | ADDL_rbpdisp_r32( REG_OFFSET(r[Rn]), REG_EAX );
|
nkeynes@995 | 2046 | MOVL_r32_rbpdisp( REG_EAX, R_NEW_PC );
|
nkeynes@590 | 2047 |
|
nkeynes@601 | 2048 | sh4_x86.in_delay_slot = DELAY_PC;
|
nkeynes@417 | 2049 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@409 | 2050 | sh4_x86.branch_taken = TRUE;
|
nkeynes@601 | 2051 | if( UNTRANSLATABLE(pc+2) ) {
|
nkeynes@601 | 2052 | exit_block_emu(pc+2);
|
nkeynes@601 | 2053 | return 2;
|
nkeynes@601 | 2054 | } else {
|
nkeynes@601 | 2055 | sh4_translate_instruction( pc + 2 );
|
nkeynes@974 | 2056 | exit_block_newpcset(pc+4);
|
nkeynes@601 | 2057 | return 4;
|
nkeynes@601 | 2058 | }
|
nkeynes@374 | 2059 | }
|
nkeynes@374 | 2060 | :}
|
nkeynes@374 | 2061 | BT disp {:
|
nkeynes@671 | 2062 | COUNT_INST(I_BT);
|
nkeynes@374 | 2063 | if( sh4_x86.in_delay_slot ) {
|
nkeynes@374 | 2064 | SLOTILLEGAL();
|
nkeynes@374 | 2065 | } else {
|
nkeynes@586 | 2066 | sh4vma_t target = disp + pc + 4;
|
nkeynes@991 | 2067 | JF_label( nottaken );
|
nkeynes@586 | 2068 | exit_block_rel(target, pc+2 );
|
nkeynes@380 | 2069 | JMP_TARGET(nottaken);
|
nkeynes@408 | 2070 | return 2;
|
nkeynes@374 | 2071 | }
|
nkeynes@374 | 2072 | :}
|
nkeynes@374 | 2073 | BT/S disp {:
|
nkeynes@671 | 2074 | COUNT_INST(I_BTS);
|
nkeynes@374 | 2075 | if( sh4_x86.in_delay_slot ) {
|
nkeynes@374 | 2076 | SLOTILLEGAL();
|
nkeynes@374 | 2077 | } else {
|
nkeynes@590 | 2078 | sh4_x86.in_delay_slot = DELAY_PC;
|
nkeynes@601 | 2079 | if( UNTRANSLATABLE(pc+2) ) {
|
nkeynes@995 | 2080 | MOVL_imm32_r32( pc + 4 - sh4_x86.block_start_pc, REG_EAX );
|
nkeynes@991 | 2081 | JF_label(nottaken);
|
nkeynes@991 | 2082 | ADDL_imms_r32( disp, REG_EAX );
|
nkeynes@601 | 2083 | JMP_TARGET(nottaken);
|
nkeynes@991 | 2084 | ADDL_rbpdisp_r32( R_PC, REG_EAX );
|
nkeynes@995 | 2085 | MOVL_r32_rbpdisp( REG_EAX, R_NEW_PC );
|
nkeynes@601 | 2086 | exit_block_emu(pc+2);
|
nkeynes@601 | 2087 | sh4_x86.branch_taken = TRUE;
|
nkeynes@601 | 2088 | return 2;
|
nkeynes@601 | 2089 | } else {
|
nkeynes@601 | 2090 | if( sh4_x86.tstate == TSTATE_NONE ) {
|
nkeynes@991 | 2091 | CMPL_imms_rbpdisp( 1, R_T );
|
nkeynes@601 | 2092 | sh4_x86.tstate = TSTATE_E;
|
nkeynes@601 | 2093 | }
|
nkeynes@991 | 2094 | JCC_cc_rel32(sh4_x86.tstate^1,0);
|
nkeynes@991 | 2095 | uint32_t *patch = ((uint32_t *)xlat_output)-1;
|
nkeynes@991 | 2096 |
|
nkeynes@879 | 2097 | int save_tstate = sh4_x86.tstate;
|
nkeynes@601 | 2098 | sh4_translate_instruction(pc+2);
|
nkeynes@1091 | 2099 | sh4_x86.in_delay_slot = DELAY_PC; /* Cleared by sh4_translate_instruction */
|
nkeynes@601 | 2100 | exit_block_rel( disp + pc + 4, pc+4 );
|
nkeynes@601 | 2101 | // not taken
|
nkeynes@601 | 2102 | *patch = (xlat_output - ((uint8_t *)patch)) - 4;
|
nkeynes@879 | 2103 | sh4_x86.tstate = save_tstate;
|
nkeynes@601 | 2104 | sh4_translate_instruction(pc+2);
|
nkeynes@601 | 2105 | return 4;
|
nkeynes@417 | 2106 | }
|
nkeynes@374 | 2107 | }
|
nkeynes@374 | 2108 | :}
|
nkeynes@374 | 2109 | JMP @Rn {:
|
nkeynes@671 | 2110 | COUNT_INST(I_JMP);
|
nkeynes@374 | 2111 | if( sh4_x86.in_delay_slot ) {
|
nkeynes@374 | 2112 | SLOTILLEGAL();
|
nkeynes@374 | 2113 | } else {
|
nkeynes@991 | 2114 | load_reg( REG_ECX, Rn );
|
nkeynes@995 | 2115 | MOVL_r32_rbpdisp( REG_ECX, R_NEW_PC );
|
nkeynes@590 | 2116 | sh4_x86.in_delay_slot = DELAY_PC;
|
nkeynes@409 | 2117 | sh4_x86.branch_taken = TRUE;
|
nkeynes@601 | 2118 | if( UNTRANSLATABLE(pc+2) ) {
|
nkeynes@601 | 2119 | exit_block_emu(pc+2);
|
nkeynes@601 | 2120 | return 2;
|
nkeynes@601 | 2121 | } else {
|
nkeynes@601 | 2122 | sh4_translate_instruction(pc+2);
|
nkeynes@974 | 2123 | exit_block_newpcset(pc+4);
|
nkeynes@601 | 2124 | return 4;
|
nkeynes@601 | 2125 | }
|
nkeynes@374 | 2126 | }
|
nkeynes@374 | 2127 | :}
|
nkeynes@374 | 2128 | JSR @Rn {:
|
nkeynes@671 | 2129 | COUNT_INST(I_JSR);
|
nkeynes@374 | 2130 | if( sh4_x86.in_delay_slot ) {
|
nkeynes@374 | 2131 | SLOTILLEGAL();
|
nkeynes@374 | 2132 | } else {
|
nkeynes@995 | 2133 | MOVL_rbpdisp_r32( R_PC, REG_EAX );
|
nkeynes@991 | 2134 | ADDL_imms_r32( pc + 4 - sh4_x86.block_start_pc, REG_EAX );
|
nkeynes@995 | 2135 | MOVL_r32_rbpdisp( REG_EAX, R_PR );
|
nkeynes@991 | 2136 | load_reg( REG_ECX, Rn );
|
nkeynes@995 | 2137 | MOVL_r32_rbpdisp( REG_ECX, R_NEW_PC );
|
nkeynes@601 | 2138 | sh4_x86.in_delay_slot = DELAY_PC;
|
nkeynes@409 | 2139 | sh4_x86.branch_taken = TRUE;
|
nkeynes@601 | 2140 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@601 | 2141 | if( UNTRANSLATABLE(pc+2) ) {
|
nkeynes@601 | 2142 | exit_block_emu(pc+2);
|
nkeynes@601 | 2143 | return 2;
|
nkeynes@601 | 2144 | } else {
|
nkeynes@601 | 2145 | sh4_translate_instruction(pc+2);
|
nkeynes@974 | 2146 | exit_block_newpcset(pc+4);
|
nkeynes@601 | 2147 | return 4;
|
nkeynes@601 | 2148 | }
|
nkeynes@374 | 2149 | }
|
nkeynes@374 | 2150 | :}
|
nkeynes@374 | 2151 | RTE {:
|
nkeynes@671 | 2152 | COUNT_INST(I_RTE);
|
nkeynes@374 | 2153 | if( sh4_x86.in_delay_slot ) {
|
nkeynes@374 | 2154 | SLOTILLEGAL();
|
nkeynes@374 | 2155 | } else {
|
nkeynes@408 | 2156 | check_priv();
|
nkeynes@995 | 2157 | MOVL_rbpdisp_r32( R_SPC, REG_ECX );
|
nkeynes@995 | 2158 | MOVL_r32_rbpdisp( REG_ECX, R_NEW_PC );
|
nkeynes@995 | 2159 | MOVL_rbpdisp_r32( R_SSR, REG_EAX );
|
nkeynes@995 | 2160 | CALL1_ptr_r32( sh4_write_sr, REG_EAX );
|
nkeynes@590 | 2161 | sh4_x86.in_delay_slot = DELAY_PC;
|
nkeynes@377 | 2162 | sh4_x86.fpuen_checked = FALSE;
|
nkeynes@417 | 2163 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@409 | 2164 | sh4_x86.branch_taken = TRUE;
|
nkeynes@1112 | 2165 | sh4_x86.sh4_mode = SH4_MODE_UNKNOWN;
|
nkeynes@601 | 2166 | if( UNTRANSLATABLE(pc+2) ) {
|
nkeynes@601 | 2167 | exit_block_emu(pc+2);
|
nkeynes@601 | 2168 | return 2;
|
nkeynes@601 | 2169 | } else {
|
nkeynes@601 | 2170 | sh4_translate_instruction(pc+2);
|
nkeynes@974 | 2171 | exit_block_newpcset(pc+4);
|
nkeynes@601 | 2172 | return 4;
|
nkeynes@601 | 2173 | }
|
nkeynes@374 | 2174 | }
|
nkeynes@374 | 2175 | :}
|
nkeynes@374 | 2176 | RTS {:
|
nkeynes@671 | 2177 | COUNT_INST(I_RTS);
|
nkeynes@374 | 2178 | if( sh4_x86.in_delay_slot ) {
|
nkeynes@374 | 2179 | SLOTILLEGAL();
|
nkeynes@374 | 2180 | } else {
|
nkeynes@995 | 2181 | MOVL_rbpdisp_r32( R_PR, REG_ECX );
|
nkeynes@995 | 2182 | MOVL_r32_rbpdisp( REG_ECX, R_NEW_PC );
|
nkeynes@590 | 2183 | sh4_x86.in_delay_slot = DELAY_PC;
|
nkeynes@409 | 2184 | sh4_x86.branch_taken = TRUE;
|
nkeynes@601 | 2185 | if( UNTRANSLATABLE(pc+2) ) {
|
nkeynes@601 | 2186 | exit_block_emu(pc+2);
|
nkeynes@601 | 2187 | return 2;
|
nkeynes@601 | 2188 | } else {
|
nkeynes@601 | 2189 | sh4_translate_instruction(pc+2);
|
nkeynes@974 | 2190 | exit_block_newpcset(pc+4);
|
nkeynes@601 | 2191 | return 4;
|
nkeynes@601 | 2192 | }
|
nkeynes@374 | 2193 | }
|
nkeynes@374 | 2194 | :}
|
nkeynes@374 | 2195 | TRAPA #imm {:
|
nkeynes@671 | 2196 | COUNT_INST(I_TRAPA);
|
nkeynes@374 | 2197 | if( sh4_x86.in_delay_slot ) {
|
nkeynes@374 | 2198 | SLOTILLEGAL();
|
nkeynes@374 | 2199 | } else {
|
nkeynes@995 | 2200 | MOVL_imm32_r32( pc+2 - sh4_x86.block_start_pc, REG_ECX ); // 5
|
nkeynes@991 | 2201 | ADDL_r32_rbpdisp( REG_ECX, R_PC );
|
nkeynes@995 | 2202 | MOVL_imm32_r32( imm, REG_EAX );
|
nkeynes@995 | 2203 | CALL1_ptr_r32( sh4_raise_trap, REG_EAX );
|
nkeynes@417 | 2204 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@974 | 2205 | exit_block_pcset(pc+2);
|
nkeynes@409 | 2206 | sh4_x86.branch_taken = TRUE;
|
nkeynes@408 | 2207 | return 2;
|
nkeynes@374 | 2208 | }
|
nkeynes@374 | 2209 | :}
|
nkeynes@374 | 2210 | UNDEF {:
|
nkeynes@671 | 2211 | COUNT_INST(I_UNDEF);
|
nkeynes@374 | 2212 | if( sh4_x86.in_delay_slot ) {
|
nkeynes@1191 | 2213 | exit_block_exc(EXC_SLOT_ILLEGAL, pc-2, 4);
|
nkeynes@374 | 2214 | } else {
|
nkeynes@1191 | 2215 | exit_block_exc(EXC_ILLEGAL, pc, 2);
|
nkeynes@408 | 2216 | return 2;
|
nkeynes@374 | 2217 | }
|
nkeynes@368 | 2218 | :}
|
nkeynes@374 | 2219 |
|
nkeynes@374 | 2220 | CLRMAC {:
|
nkeynes@671 | 2221 | COUNT_INST(I_CLRMAC);
|
nkeynes@991 | 2222 | XORL_r32_r32(REG_EAX, REG_EAX);
|
nkeynes@995 | 2223 | MOVL_r32_rbpdisp( REG_EAX, R_MACL );
|
nkeynes@995 | 2224 | MOVL_r32_rbpdisp( REG_EAX, R_MACH );
|
nkeynes@417 | 2225 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@368 | 2226 | :}
|
nkeynes@374 | 2227 | CLRS {:
|
nkeynes@671 | 2228 | COUNT_INST(I_CLRS);
|
nkeynes@374 | 2229 | CLC();
|
nkeynes@991 | 2230 | SETCCB_cc_rbpdisp(X86_COND_C, R_S);
|
nkeynes@872 | 2231 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@368 | 2232 | :}
|
nkeynes@374 | 2233 | CLRT {:
|
nkeynes@671 | 2234 | COUNT_INST(I_CLRT);
|
nkeynes@374 | 2235 | CLC();
|
nkeynes@374 | 2236 | SETC_t();
|
nkeynes@417 | 2237 | sh4_x86.tstate = TSTATE_C;
|
nkeynes@359 | 2238 | :}
|
nkeynes@374 | 2239 | SETS {:
|
nkeynes@671 | 2240 | COUNT_INST(I_SETS);
|
nkeynes@374 | 2241 | STC();
|
nkeynes@991 | 2242 | SETCCB_cc_rbpdisp(X86_COND_C, R_S);
|
nkeynes@872 | 2243 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 2244 | :}
|
nkeynes@374 | 2245 | SETT {:
|
nkeynes@671 | 2246 | COUNT_INST(I_SETT);
|
nkeynes@374 | 2247 | STC();
|
nkeynes@374 | 2248 | SETC_t();
|
nkeynes@417 | 2249 | sh4_x86.tstate = TSTATE_C;
|
nkeynes@374 | 2250 | :}
|
nkeynes@359 | 2251 |
|
nkeynes@375 | 2252 | /* Floating point moves */
|
nkeynes@375 | 2253 | FMOV FRm, FRn {:
|
nkeynes@671 | 2254 | COUNT_INST(I_FMOV1);
|
nkeynes@377 | 2255 | check_fpuen();
|
nkeynes@901 | 2256 | if( sh4_x86.double_size ) {
|
nkeynes@991 | 2257 | load_dr0( REG_EAX, FRm );
|
nkeynes@991 | 2258 | load_dr1( REG_ECX, FRm );
|
nkeynes@991 | 2259 | store_dr0( REG_EAX, FRn );
|
nkeynes@991 | 2260 | store_dr1( REG_ECX, FRn );
|
nkeynes@901 | 2261 | } else {
|
nkeynes@991 | 2262 | load_fr( REG_EAX, FRm ); // SZ=0 branch
|
nkeynes@991 | 2263 | store_fr( REG_EAX, FRn );
|
nkeynes@901 | 2264 | }
|
nkeynes@375 | 2265 | :}
|
nkeynes@416 | 2266 | FMOV FRm, @Rn {:
|
nkeynes@671 | 2267 | COUNT_INST(I_FMOV2);
|
nkeynes@586 | 2268 | check_fpuen();
|
nkeynes@991 | 2269 | load_reg( REG_EAX, Rn );
|
nkeynes@901 | 2270 | if( sh4_x86.double_size ) {
|
nkeynes@991 | 2271 | check_walign64( REG_EAX );
|
nkeynes@991 | 2272 | load_dr0( REG_EDX, FRm );
|
nkeynes@991 | 2273 | MEM_WRITE_LONG( REG_EAX, REG_EDX );
|
nkeynes@991 | 2274 | load_reg( REG_EAX, Rn );
|
nkeynes@991 | 2275 | LEAL_r32disp_r32( REG_EAX, 4, REG_EAX );
|
nkeynes@991 | 2276 | load_dr1( REG_EDX, FRm );
|
nkeynes@991 | 2277 | MEM_WRITE_LONG( REG_EAX, REG_EDX );
|
nkeynes@901 | 2278 | } else {
|
nkeynes@991 | 2279 | check_walign32( REG_EAX );
|
nkeynes@991 | 2280 | load_fr( REG_EDX, FRm );
|
nkeynes@991 | 2281 | MEM_WRITE_LONG( REG_EAX, REG_EDX );
|
nkeynes@901 | 2282 | }
|
nkeynes@417 | 2283 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@375 | 2284 | :}
|
nkeynes@375 | 2285 | FMOV @Rm, FRn {:
|
nkeynes@671 | 2286 | COUNT_INST(I_FMOV5);
|
nkeynes@586 | 2287 | check_fpuen();
|
nkeynes@991 | 2288 | load_reg( REG_EAX, Rm );
|
nkeynes@901 | 2289 | if( sh4_x86.double_size ) {
|
nkeynes@991 | 2290 | check_ralign64( REG_EAX );
|
nkeynes@991 | 2291 | MEM_READ_LONG( REG_EAX, REG_EAX );
|
nkeynes@991 | 2292 | store_dr0( REG_EAX, FRn );
|
nkeynes@991 | 2293 | load_reg( REG_EAX, Rm );
|
nkeynes@991 | 2294 | LEAL_r32disp_r32( REG_EAX, 4, REG_EAX );
|
nkeynes@991 | 2295 | MEM_READ_LONG( REG_EAX, REG_EAX );
|
nkeynes@991 | 2296 | store_dr1( REG_EAX, FRn );
|
nkeynes@901 | 2297 | } else {
|
nkeynes@991 | 2298 | check_ralign32( REG_EAX );
|
nkeynes@991 | 2299 | MEM_READ_LONG( REG_EAX, REG_EAX );
|
nkeynes@991 | 2300 | store_fr( REG_EAX, FRn );
|
nkeynes@901 | 2301 | }
|
nkeynes@417 | 2302 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@375 | 2303 | :}
|
nkeynes@377 | 2304 | FMOV FRm, @-Rn {:
|
nkeynes@671 | 2305 | COUNT_INST(I_FMOV3);
|
nkeynes@586 | 2306 | check_fpuen();
|
nkeynes@991 | 2307 | load_reg( REG_EAX, Rn );
|
nkeynes@901 | 2308 | if( sh4_x86.double_size ) {
|
nkeynes@991 | 2309 | check_walign64( REG_EAX );
|
nkeynes@991 | 2310 | LEAL_r32disp_r32( REG_EAX, -8, REG_EAX );
|
nkeynes@991 | 2311 | load_dr0( REG_EDX, FRm );
|
nkeynes@991 | 2312 | MEM_WRITE_LONG( REG_EAX, REG_EDX );
|
nkeynes@991 | 2313 | load_reg( REG_EAX, Rn );
|
nkeynes@991 | 2314 | LEAL_r32disp_r32( REG_EAX, -4, REG_EAX );
|
nkeynes@991 | 2315 | load_dr1( REG_EDX, FRm );
|
nkeynes@991 | 2316 | MEM_WRITE_LONG( REG_EAX, REG_EDX );
|
nkeynes@991 | 2317 | ADDL_imms_rbpdisp(-8,REG_OFFSET(r[Rn]));
|
nkeynes@901 | 2318 | } else {
|
nkeynes@991 | 2319 | check_walign32( REG_EAX );
|
nkeynes@991 | 2320 | LEAL_r32disp_r32( REG_EAX, -4, REG_EAX );
|
nkeynes@991 | 2321 | load_fr( REG_EDX, FRm );
|
nkeynes@991 | 2322 | MEM_WRITE_LONG( REG_EAX, REG_EDX );
|
nkeynes@991 | 2323 | ADDL_imms_rbpdisp(-4,REG_OFFSET(r[Rn]));
|
nkeynes@901 | 2324 | }
|
nkeynes@417 | 2325 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@377 | 2326 | :}
|
nkeynes@416 | 2327 | FMOV @Rm+, FRn {:
|
nkeynes@671 | 2328 | COUNT_INST(I_FMOV6);
|
nkeynes@586 | 2329 | check_fpuen();
|
nkeynes@991 | 2330 | load_reg( REG_EAX, Rm );
|
nkeynes@901 | 2331 | if( sh4_x86.double_size ) {
|
nkeynes@991 | 2332 | check_ralign64( REG_EAX );
|
nkeynes@991 | 2333 | MEM_READ_LONG( REG_EAX, REG_EAX );
|
nkeynes@991 | 2334 | store_dr0( REG_EAX, FRn );
|
nkeynes@991 | 2335 | load_reg( REG_EAX, Rm );
|
nkeynes@991 | 2336 | LEAL_r32disp_r32( REG_EAX, 4, REG_EAX );
|
nkeynes@991 | 2337 | MEM_READ_LONG( REG_EAX, REG_EAX );
|
nkeynes@991 | 2338 | store_dr1( REG_EAX, FRn );
|
nkeynes@991 | 2339 | ADDL_imms_rbpdisp( 8, REG_OFFSET(r[Rm]) );
|
nkeynes@901 | 2340 | } else {
|
nkeynes@991 | 2341 | check_ralign32( REG_EAX );
|
nkeynes@991 | 2342 | MEM_READ_LONG( REG_EAX, REG_EAX );
|
nkeynes@991 | 2343 | store_fr( REG_EAX, FRn );
|
nkeynes@991 | 2344 | ADDL_imms_rbpdisp( 4, REG_OFFSET(r[Rm]) );
|
nkeynes@901 | 2345 | }
|
nkeynes@417 | 2346 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@377 | 2347 | :}
|
nkeynes@377 | 2348 | FMOV FRm, @(R0, Rn) {:
|
nkeynes@671 | 2349 | COUNT_INST(I_FMOV4);
|
nkeynes@586 | 2350 | check_fpuen();
|
nkeynes@991 | 2351 | load_reg( REG_EAX, Rn );
|
nkeynes@991 | 2352 | ADDL_rbpdisp_r32( REG_OFFSET(r[0]), REG_EAX );
|
nkeynes@901 | 2353 | if( sh4_x86.double_size ) {
|
nkeynes@991 | 2354 | check_walign64( REG_EAX );
|
nkeynes@991 | 2355 | load_dr0( REG_EDX, FRm );
|
nkeynes@991 | 2356 | MEM_WRITE_LONG( REG_EAX, REG_EDX );
|
nkeynes@991 | 2357 | load_reg( REG_EAX, Rn );
|
nkeynes@991 | 2358 | ADDL_rbpdisp_r32( REG_OFFSET(r[0]), REG_EAX );
|
nkeynes@991 | 2359 | LEAL_r32disp_r32( REG_EAX, 4, REG_EAX );
|
nkeynes@991 | 2360 | load_dr1( REG_EDX, FRm );
|
nkeynes@991 | 2361 | MEM_WRITE_LONG( REG_EAX, REG_EDX );
|
nkeynes@901 | 2362 | } else {
|
nkeynes@991 | 2363 | check_walign32( REG_EAX );
|
nkeynes@991 | 2364 | load_fr( REG_EDX, FRm );
|
nkeynes@991 | 2365 | MEM_WRITE_LONG( REG_EAX, REG_EDX ); // 12
|
nkeynes@901 | 2366 | }
|
nkeynes@417 | 2367 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@377 | 2368 | :}
|
nkeynes@377 | 2369 | FMOV @(R0, Rm), FRn {:
|
nkeynes@671 | 2370 | COUNT_INST(I_FMOV7);
|
nkeynes@586 | 2371 | check_fpuen();
|
nkeynes@991 | 2372 | load_reg( REG_EAX, Rm );
|
nkeynes@991 | 2373 | ADDL_rbpdisp_r32( REG_OFFSET(r[0]), REG_EAX );
|
nkeynes@901 | 2374 | if( sh4_x86.double_size ) {
|
nkeynes@991 | 2375 | check_ralign64( REG_EAX );
|
nkeynes@991 | 2376 | MEM_READ_LONG( REG_EAX, REG_EAX );
|
nkeynes@991 | 2377 | store_dr0( REG_EAX, FRn );
|
nkeynes@991 | 2378 | load_reg( REG_EAX, Rm );
|
nkeynes@991 | 2379 | ADDL_rbpdisp_r32( REG_OFFSET(r[0]), REG_EAX );
|
nkeynes@991 | 2380 | LEAL_r32disp_r32( REG_EAX, 4, REG_EAX );
|
nkeynes@991 | 2381 | MEM_READ_LONG( REG_EAX, REG_EAX );
|
nkeynes@991 | 2382 | store_dr1( REG_EAX, FRn );
|
nkeynes@901 | 2383 | } else {
|
nkeynes@991 | 2384 | check_ralign32( REG_EAX );
|
nkeynes@991 | 2385 | MEM_READ_LONG( REG_EAX, REG_EAX );
|
nkeynes@991 | 2386 | store_fr( REG_EAX, FRn );
|
nkeynes@901 | 2387 | }
|
nkeynes@417 | 2388 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@377 | 2389 | :}
|
nkeynes@377 | 2390 | FLDI0 FRn {: /* IFF PR=0 */
|
nkeynes@671 | 2391 | COUNT_INST(I_FLDI0);
|
nkeynes@377 | 2392 | check_fpuen();
|
nkeynes@901 | 2393 | if( sh4_x86.double_prec == 0 ) {
|
nkeynes@991 | 2394 | XORL_r32_r32( REG_EAX, REG_EAX );
|
nkeynes@991 | 2395 | store_fr( REG_EAX, FRn );
|
nkeynes@901 | 2396 | }
|
nkeynes@417 | 2397 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@377 | 2398 | :}
|
nkeynes@377 | 2399 | FLDI1 FRn {: /* IFF PR=0 */
|
nkeynes@671 | 2400 | COUNT_INST(I_FLDI1);
|
nkeynes@377 | 2401 | check_fpuen();
|
nkeynes@901 | 2402 | if( sh4_x86.double_prec == 0 ) {
|
nkeynes@995 | 2403 | MOVL_imm32_r32( 0x3F800000, REG_EAX );
|
nkeynes@991 | 2404 | store_fr( REG_EAX, FRn );
|
nkeynes@901 | 2405 | }
|
nkeynes@377 | 2406 | :}
|
nkeynes@377 | 2407 |
|
nkeynes@377 | 2408 | FLOAT FPUL, FRn {:
|
nkeynes@671 | 2409 | COUNT_INST(I_FLOAT);
|
nkeynes@377 | 2410 | check_fpuen();
|
nkeynes@991 | 2411 | FILD_rbpdisp(R_FPUL);
|
nkeynes@901 | 2412 | if( sh4_x86.double_prec ) {
|
nkeynes@901 | 2413 | pop_dr( FRn );
|
nkeynes@901 | 2414 | } else {
|
nkeynes@901 | 2415 | pop_fr( FRn );
|
nkeynes@901 | 2416 | }
|
nkeynes@377 | 2417 | :}
|
nkeynes@377 | 2418 | FTRC FRm, FPUL {:
|
nkeynes@671 | 2419 | COUNT_INST(I_FTRC);
|
nkeynes@377 | 2420 | check_fpuen();
|
nkeynes@901 | 2421 | if( sh4_x86.double_prec ) {
|
nkeynes@901 | 2422 | push_dr( FRm );
|
nkeynes@901 | 2423 | } else {
|
nkeynes@901 | 2424 | push_fr( FRm );
|
nkeynes@901 | 2425 | }
|
nkeynes@995 | 2426 | MOVP_immptr_rptr( &max_int, REG_ECX );
|
nkeynes@991 | 2427 | FILD_r32disp( REG_ECX, 0 );
|
nkeynes@388 | 2428 | FCOMIP_st(1);
|
nkeynes@991 | 2429 | JNA_label( sat );
|
nkeynes@995 | 2430 | MOVP_immptr_rptr( &min_int, REG_ECX );
|
nkeynes@995 | 2431 | FILD_r32disp( REG_ECX, 0 );
|
nkeynes@995 | 2432 | FCOMIP_st(1);
|
nkeynes@995 | 2433 | JAE_label( sat2 );
|
nkeynes@995 | 2434 | MOVP_immptr_rptr( &save_fcw, REG_EAX );
|
nkeynes@991 | 2435 | FNSTCW_r32disp( REG_EAX, 0 );
|
nkeynes@995 | 2436 | MOVP_immptr_rptr( &trunc_fcw, REG_EDX );
|
nkeynes@991 | 2437 | FLDCW_r32disp( REG_EDX, 0 );
|
nkeynes@995 | 2438 | FISTP_rbpdisp(R_FPUL);
|
nkeynes@991 | 2439 | FLDCW_r32disp( REG_EAX, 0 );
|
nkeynes@995 | 2440 | JMP_label(end);
|
nkeynes@388 | 2441 |
|
nkeynes@388 | 2442 | JMP_TARGET(sat);
|
nkeynes@388 | 2443 | JMP_TARGET(sat2);
|
nkeynes@991 | 2444 | MOVL_r32disp_r32( REG_ECX, 0, REG_ECX ); // 2
|
nkeynes@995 | 2445 | MOVL_r32_rbpdisp( REG_ECX, R_FPUL );
|
nkeynes@388 | 2446 | FPOP_st();
|
nkeynes@388 | 2447 | JMP_TARGET(end);
|
nkeynes@417 | 2448 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@377 | 2449 | :}
|
nkeynes@377 | 2450 | FLDS FRm, FPUL {:
|
nkeynes@671 | 2451 | COUNT_INST(I_FLDS);
|
nkeynes@377 | 2452 | check_fpuen();
|
nkeynes@991 | 2453 | load_fr( REG_EAX, FRm );
|
nkeynes@995 | 2454 | MOVL_r32_rbpdisp( REG_EAX, R_FPUL );
|
nkeynes@377 | 2455 | :}
|
nkeynes@377 | 2456 | FSTS FPUL, FRn {:
|
nkeynes@671 | 2457 | COUNT_INST(I_FSTS);
|
nkeynes@377 | 2458 | check_fpuen();
|
nkeynes@995 | 2459 | MOVL_rbpdisp_r32( R_FPUL, REG_EAX );
|
nkeynes@991 | 2460 | store_fr( REG_EAX, FRn );
|
nkeynes@377 | 2461 | :}
|
nkeynes@377 | 2462 | FCNVDS FRm, FPUL {:
|
nkeynes@671 | 2463 | COUNT_INST(I_FCNVDS);
|
nkeynes@377 | 2464 | check_fpuen();
|
nkeynes@901 | 2465 | if( sh4_x86.double_prec ) {
|
nkeynes@901 | 2466 | push_dr( FRm );
|
nkeynes@901 | 2467 | pop_fpul();
|
nkeynes@901 | 2468 | }
|
nkeynes@377 | 2469 | :}
|
nkeynes@377 | 2470 | FCNVSD FPUL, FRn {:
|
nkeynes@671 | 2471 | COUNT_INST(I_FCNVSD);
|
nkeynes@377 | 2472 | check_fpuen();
|
nkeynes@901 | 2473 | if( sh4_x86.double_prec ) {
|
nkeynes@901 | 2474 | push_fpul();
|
nkeynes@901 | 2475 | pop_dr( FRn );
|
nkeynes@901 | 2476 | }
|
nkeynes@377 | 2477 | :}
|
nkeynes@375 | 2478 |
|
nkeynes@359 | 2479 | /* Floating point instructions */
|
nkeynes@374 | 2480 | FABS FRn {:
|
nkeynes@671 | 2481 | COUNT_INST(I_FABS);
|
nkeynes@377 | 2482 | check_fpuen();
|
nkeynes@901 | 2483 | if( sh4_x86.double_prec ) {
|
nkeynes@901 | 2484 | push_dr(FRn);
|
nkeynes@901 | 2485 | FABS_st0();
|
nkeynes@901 | 2486 | pop_dr(FRn);
|
nkeynes@901 | 2487 | } else {
|
nkeynes@901 | 2488 | push_fr(FRn);
|
nkeynes@901 | 2489 | FABS_st0();
|
nkeynes@901 | 2490 | pop_fr(FRn);
|
nkeynes@901 | 2491 | }
|
nkeynes@374 | 2492 | :}
|
nkeynes@377 | 2493 | FADD FRm, FRn {:
|
nkeynes@671 | 2494 | COUNT_INST(I_FADD);
|
nkeynes@377 | 2495 | check_fpuen();
|
nkeynes@901 | 2496 | if( sh4_x86.double_prec ) {
|
nkeynes@901 | 2497 | push_dr(FRm);
|
nkeynes@901 | 2498 | push_dr(FRn);
|
nkeynes@901 | 2499 | FADDP_st(1);
|
nkeynes@901 | 2500 | pop_dr(FRn);
|
nkeynes@901 | 2501 | } else {
|
nkeynes@901 | 2502 | push_fr(FRm);
|
nkeynes@901 | 2503 | push_fr(FRn);
|
nkeynes@901 | 2504 | FADDP_st(1);
|
nkeynes@901 | 2505 | pop_fr(FRn);
|
nkeynes@901 | 2506 | }
|
nkeynes@375 | 2507 | :}
|
nkeynes@377 | 2508 | FDIV FRm, FRn {:
|
nkeynes@671 | 2509 | COUNT_INST(I_FDIV);
|
nkeynes@377 | 2510 | check_fpuen();
|
nkeynes@901 | 2511 | if( sh4_x86.double_prec ) {
|
nkeynes@901 | 2512 | push_dr(FRn);
|
nkeynes@901 | 2513 | push_dr(FRm);
|
nkeynes@901 | 2514 | FDIVP_st(1);
|
nkeynes@901 | 2515 | pop_dr(FRn);
|
nkeynes@901 | 2516 | } else {
|
nkeynes@901 | 2517 | push_fr(FRn);
|
nkeynes@901 | 2518 | push_fr(FRm);
|
nkeynes@901 | 2519 | FDIVP_st(1);
|
nkeynes@901 | 2520 | pop_fr(FRn);
|
nkeynes@901 | 2521 | }
|
nkeynes@375 | 2522 | :}
|
nkeynes@375 | 2523 | FMAC FR0, FRm, FRn {:
|
nkeynes@671 | 2524 | COUNT_INST(I_FMAC);
|
nkeynes@377 | 2525 | check_fpuen();
|
nkeynes@901 | 2526 | if( sh4_x86.double_prec ) {
|
nkeynes@901 | 2527 | push_dr( 0 );
|
nkeynes@901 | 2528 | push_dr( FRm );
|
nkeynes@901 | 2529 | FMULP_st(1);
|
nkeynes@901 | 2530 | push_dr( FRn );
|
nkeynes@901 | 2531 | FADDP_st(1);
|
nkeynes@901 | 2532 | pop_dr( FRn );
|
nkeynes@901 | 2533 | } else {
|
nkeynes@901 | 2534 | push_fr( 0 );
|
nkeynes@901 | 2535 | push_fr( FRm );
|
nkeynes@901 | 2536 | FMULP_st(1);
|
nkeynes@901 | 2537 | push_fr( FRn );
|
nkeynes@901 | 2538 | FADDP_st(1);
|
nkeynes@901 | 2539 | pop_fr( FRn );
|
nkeynes@901 | 2540 | }
|
nkeynes@375 | 2541 | :}
|
nkeynes@375 | 2542 |
|
nkeynes@377 | 2543 | FMUL FRm, FRn {:
|
nkeynes@671 | 2544 | COUNT_INST(I_FMUL);
|
nkeynes@377 | 2545 | check_fpuen();
|
nkeynes@901 | 2546 | if( sh4_x86.double_prec ) {
|
nkeynes@901 | 2547 | push_dr(FRm);
|
nkeynes@901 | 2548 | push_dr(FRn);
|
nkeynes@901 | 2549 | FMULP_st(1);
|
nkeynes@901 | 2550 | pop_dr(FRn);
|
nkeynes@901 | 2551 | } else {
|
nkeynes@901 | 2552 | push_fr(FRm);
|
nkeynes@901 | 2553 | push_fr(FRn);
|
nkeynes@901 | 2554 | FMULP_st(1);
|
nkeynes@901 | 2555 | pop_fr(FRn);
|
nkeynes@901 | 2556 | }
|
nkeynes@377 | 2557 | :}
|
nkeynes@377 | 2558 | FNEG FRn {:
|
nkeynes@671 | 2559 | COUNT_INST(I_FNEG);
|
nkeynes@377 | 2560 | check_fpuen();
|
nkeynes@901 | 2561 | if( sh4_x86.double_prec ) {
|
nkeynes@901 | 2562 | push_dr(FRn);
|
nkeynes@901 | 2563 | FCHS_st0();
|
nkeynes@901 | 2564 | pop_dr(FRn);
|
nkeynes@901 | 2565 | } else {
|
nkeynes@901 | 2566 | push_fr(FRn);
|
nkeynes@901 | 2567 | FCHS_st0();
|
nkeynes@901 | 2568 | pop_fr(FRn);
|
nkeynes@901 | 2569 | }
|
nkeynes@377 | 2570 | :}
|
nkeynes@377 | 2571 | FSRRA FRn {:
|
nkeynes@671 | 2572 | COUNT_INST(I_FSRRA);
|
nkeynes@377 | 2573 | check_fpuen();
|
nkeynes@901 | 2574 | if( sh4_x86.double_prec == 0 ) {
|
nkeynes@901 | 2575 | FLD1_st0();
|
nkeynes@901 | 2576 | push_fr(FRn);
|
nkeynes@901 | 2577 | FSQRT_st0();
|
nkeynes@901 | 2578 | FDIVP_st(1);
|
nkeynes@901 | 2579 | pop_fr(FRn);
|
nkeynes@901 | 2580 | }
|
nkeynes@377 | 2581 | :}
|
nkeynes@377 | 2582 | FSQRT FRn {:
|
nkeynes@671 | 2583 | COUNT_INST(I_FSQRT);
|
nkeynes@377 | 2584 | check_fpuen();
|
nkeynes@901 | 2585 | if( sh4_x86.double_prec ) {
|
nkeynes@901 | 2586 | push_dr(FRn);
|
nkeynes@901 | 2587 | FSQRT_st0();
|
nkeynes@901 | 2588 | pop_dr(FRn);
|
nkeynes@901 | 2589 | } else {
|
nkeynes@901 | 2590 | push_fr(FRn);
|
nkeynes@901 | 2591 | FSQRT_st0();
|
nkeynes@901 | 2592 | pop_fr(FRn);
|
nkeynes@901 | 2593 | }
|
nkeynes@377 | 2594 | :}
|
nkeynes@377 | 2595 | FSUB FRm, FRn {:
|
nkeynes@671 | 2596 | COUNT_INST(I_FSUB);
|
nkeynes@377 | 2597 | check_fpuen();
|
nkeynes@901 | 2598 | if( sh4_x86.double_prec ) {
|
nkeynes@901 | 2599 | push_dr(FRn);
|
nkeynes@901 | 2600 | push_dr(FRm);
|
nkeynes@901 | 2601 | FSUBP_st(1);
|
nkeynes@901 | 2602 | pop_dr(FRn);
|
nkeynes@901 | 2603 | } else {
|
nkeynes@901 | 2604 | push_fr(FRn);
|
nkeynes@901 | 2605 | push_fr(FRm);
|
nkeynes@901 | 2606 | FSUBP_st(1);
|
nkeynes@901 | 2607 | pop_fr(FRn);
|
nkeynes@901 | 2608 | }
|
nkeynes@377 | 2609 | :}
|
nkeynes@377 | 2610 |
|
nkeynes@377 | 2611 | FCMP/EQ FRm, FRn {:
|
nkeynes@671 | 2612 | COUNT_INST(I_FCMPEQ);
|
nkeynes@377 | 2613 | check_fpuen();
|
nkeynes@901 | 2614 | if( sh4_x86.double_prec ) {
|
nkeynes@901 | 2615 | push_dr(FRm);
|
nkeynes@901 | 2616 | push_dr(FRn);
|
nkeynes@901 | 2617 | } else {
|
nkeynes@901 | 2618 | push_fr(FRm);
|
nkeynes@901 | 2619 | push_fr(FRn);
|
nkeynes@901 | 2620 | }
|
nkeynes@377 | 2621 | FCOMIP_st(1);
|
nkeynes@377 | 2622 | SETE_t();
|
nkeynes@377 | 2623 | FPOP_st();
|
nkeynes@901 | 2624 | sh4_x86.tstate = TSTATE_E;
|
nkeynes@377 | 2625 | :}
|
nkeynes@377 | 2626 | FCMP/GT FRm, FRn {:
|
nkeynes@671 | 2627 | COUNT_INST(I_FCMPGT);
|
nkeynes@377 | 2628 | check_fpuen();
|
nkeynes@901 | 2629 | if( sh4_x86.double_prec ) {
|
nkeynes@901 | 2630 | push_dr(FRm);
|
nkeynes@901 | 2631 | push_dr(FRn);
|
nkeynes@901 | 2632 | } else {
|
nkeynes@901 | 2633 | push_fr(FRm);
|
nkeynes@901 | 2634 | push_fr(FRn);
|
nkeynes@901 | 2635 | }
|
nkeynes@377 | 2636 | FCOMIP_st(1);
|
nkeynes@377 | 2637 | SETA_t();
|
nkeynes@377 | 2638 | FPOP_st();
|
nkeynes@901 | 2639 | sh4_x86.tstate = TSTATE_A;
|
nkeynes@377 | 2640 | :}
|
nkeynes@377 | 2641 |
|
nkeynes@377 | 2642 | FSCA FPUL, FRn {:
|
nkeynes@671 | 2643 | COUNT_INST(I_FSCA);
|
nkeynes@377 | 2644 | check_fpuen();
|
nkeynes@901 | 2645 | if( sh4_x86.double_prec == 0 ) {
|
nkeynes@991 | 2646 | LEAP_rbpdisp_rptr( REG_OFFSET(fr[0][FRn&0x0E]), REG_EDX );
|
nkeynes@995 | 2647 | MOVL_rbpdisp_r32( R_FPUL, REG_EAX );
|
nkeynes@995 | 2648 | CALL2_ptr_r32_r32( sh4_fsca, REG_EAX, REG_EDX );
|
nkeynes@901 | 2649 | }
|
nkeynes@417 | 2650 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@377 | 2651 | :}
|
nkeynes@377 | 2652 | FIPR FVm, FVn {:
|
nkeynes@671 | 2653 | COUNT_INST(I_FIPR);
|
nkeynes@377 | 2654 | check_fpuen();
|
nkeynes@901 | 2655 | if( sh4_x86.double_prec == 0 ) {
|
nkeynes@904 | 2656 | if( sh4_x86.sse3_enabled ) {
|
nkeynes@991 | 2657 | MOVAPS_rbpdisp_xmm( REG_OFFSET(fr[0][FVm<<2]), 4 );
|
nkeynes@991 | 2658 | MULPS_rbpdisp_xmm( REG_OFFSET(fr[0][FVn<<2]), 4 );
|
nkeynes@903 | 2659 | HADDPS_xmm_xmm( 4, 4 );
|
nkeynes@903 | 2660 | HADDPS_xmm_xmm( 4, 4 );
|
nkeynes@991 | 2661 | MOVSS_xmm_rbpdisp( 4, REG_OFFSET(fr[0][(FVn<<2)+2]) );
|
nkeynes@903 | 2662 | } else {
|
nkeynes@904 | 2663 | push_fr( FVm<<2 );
|
nkeynes@903 | 2664 | push_fr( FVn<<2 );
|
nkeynes@903 | 2665 | FMULP_st(1);
|
nkeynes@903 | 2666 | push_fr( (FVm<<2)+1);
|
nkeynes@903 | 2667 | push_fr( (FVn<<2)+1);
|
nkeynes@903 | 2668 | FMULP_st(1);
|
nkeynes@903 | 2669 | FADDP_st(1);
|
nkeynes@903 | 2670 | push_fr( (FVm<<2)+2);
|
nkeynes@903 | 2671 | push_fr( (FVn<<2)+2);
|
nkeynes@903 | 2672 | FMULP_st(1);
|
nkeynes@903 | 2673 | FADDP_st(1);
|
nkeynes@903 | 2674 | push_fr( (FVm<<2)+3);
|
nkeynes@903 | 2675 | push_fr( (FVn<<2)+3);
|
nkeynes@903 | 2676 | FMULP_st(1);
|
nkeynes@903 | 2677 | FADDP_st(1);
|
nkeynes@903 | 2678 | pop_fr( (FVn<<2)+3);
|
nkeynes@904 | 2679 | }
|
nkeynes@901 | 2680 | }
|
nkeynes@377 | 2681 | :}
|
nkeynes@377 | 2682 | FTRV XMTRX, FVn {:
|
nkeynes@671 | 2683 | COUNT_INST(I_FTRV);
|
nkeynes@377 | 2684 | check_fpuen();
|
nkeynes@901 | 2685 | if( sh4_x86.double_prec == 0 ) {
|
nkeynes@903 | 2686 | if( sh4_x86.sse3_enabled ) {
|
nkeynes@991 | 2687 | MOVAPS_rbpdisp_xmm( REG_OFFSET(fr[1][0]), 1 ); // M1 M0 M3 M2
|
nkeynes@991 | 2688 | MOVAPS_rbpdisp_xmm( REG_OFFSET(fr[1][4]), 0 ); // M5 M4 M7 M6
|
nkeynes@991 | 2689 | MOVAPS_rbpdisp_xmm( REG_OFFSET(fr[1][8]), 3 ); // M9 M8 M11 M10
|
nkeynes@991 | 2690 | MOVAPS_rbpdisp_xmm( REG_OFFSET(fr[1][12]), 2 );// M13 M12 M15 M14
|
nkeynes@903 | 2691 |
|
nkeynes@991 | 2692 | MOVSLDUP_rbpdisp_xmm( REG_OFFSET(fr[0][FVn<<2]), 4 ); // V1 V1 V3 V3
|
nkeynes@991 | 2693 | MOVSHDUP_rbpdisp_xmm( REG_OFFSET(fr[0][FVn<<2]), 5 ); // V0 V0 V2 V2
|
nkeynes@991 | 2694 | MOV_xmm_xmm( 4, 6 );
|
nkeynes@991 | 2695 | MOV_xmm_xmm( 5, 7 );
|
nkeynes@903 | 2696 | MOVLHPS_xmm_xmm( 4, 4 ); // V1 V1 V1 V1
|
nkeynes@903 | 2697 | MOVHLPS_xmm_xmm( 6, 6 ); // V3 V3 V3 V3
|
nkeynes@903 | 2698 | MOVLHPS_xmm_xmm( 5, 5 ); // V0 V0 V0 V0
|
nkeynes@903 | 2699 | MOVHLPS_xmm_xmm( 7, 7 ); // V2 V2 V2 V2
|
nkeynes@903 | 2700 | MULPS_xmm_xmm( 0, 4 );
|
nkeynes@903 | 2701 | MULPS_xmm_xmm( 1, 5 );
|
nkeynes@903 | 2702 | MULPS_xmm_xmm( 2, 6 );
|
nkeynes@903 | 2703 | MULPS_xmm_xmm( 3, 7 );
|
nkeynes@903 | 2704 | ADDPS_xmm_xmm( 5, 4 );
|
nkeynes@903 | 2705 | ADDPS_xmm_xmm( 7, 6 );
|
nkeynes@903 | 2706 | ADDPS_xmm_xmm( 6, 4 );
|
nkeynes@991 | 2707 | MOVAPS_xmm_rbpdisp( 4, REG_OFFSET(fr[0][FVn<<2]) );
|
nkeynes@903 | 2708 | } else {
|
nkeynes@991 | 2709 | LEAP_rbpdisp_rptr( REG_OFFSET(fr[0][FVn<<2]), REG_EAX );
|
nkeynes@995 | 2710 | CALL1_ptr_r32( sh4_ftrv, REG_EAX );
|
nkeynes@903 | 2711 | }
|
nkeynes@901 | 2712 | }
|
nkeynes@417 | 2713 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@377 | 2714 | :}
|
nkeynes@377 | 2715 |
|
nkeynes@377 | 2716 | FRCHG {:
|
nkeynes@671 | 2717 | COUNT_INST(I_FRCHG);
|
nkeynes@377 | 2718 | check_fpuen();
|
nkeynes@991 | 2719 | XORL_imms_rbpdisp( FPSCR_FR, R_FPSCR );
|
nkeynes@995 | 2720 | CALL_ptr( sh4_switch_fr_banks );
|
nkeynes@417 | 2721 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@377 | 2722 | :}
|
nkeynes@377 | 2723 | FSCHG {:
|
nkeynes@671 | 2724 | COUNT_INST(I_FSCHG);
|
nkeynes@377 | 2725 | check_fpuen();
|
nkeynes@991 | 2726 | XORL_imms_rbpdisp( FPSCR_SZ, R_FPSCR);
|
nkeynes@991 | 2727 | XORL_imms_rbpdisp( FPSCR_SZ, REG_OFFSET(xlat_sh4_mode) );
|
nkeynes@417 | 2728 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@901 | 2729 | sh4_x86.double_size = !sh4_x86.double_size;
|
nkeynes@1112 | 2730 | sh4_x86.sh4_mode = sh4_x86.sh4_mode ^ FPSCR_SZ;
|
nkeynes@377 | 2731 | :}
|
nkeynes@359 | 2732 |
|
nkeynes@359 | 2733 | /* Processor control instructions */
|
nkeynes@368 | 2734 | LDC Rm, SR {:
|
nkeynes@671 | 2735 | COUNT_INST(I_LDCSR);
|
nkeynes@386 | 2736 | if( sh4_x86.in_delay_slot ) {
|
nkeynes@386 | 2737 | SLOTILLEGAL();
|
nkeynes@386 | 2738 | } else {
|
nkeynes@386 | 2739 | check_priv();
|
nkeynes@991 | 2740 | load_reg( REG_EAX, Rm );
|
nkeynes@995 | 2741 | CALL1_ptr_r32( sh4_write_sr, REG_EAX );
|
nkeynes@386 | 2742 | sh4_x86.fpuen_checked = FALSE;
|
nkeynes@417 | 2743 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@1112 | 2744 | sh4_x86.sh4_mode = SH4_MODE_UNKNOWN;
|
nkeynes@937 | 2745 | return 2;
|
nkeynes@386 | 2746 | }
|
nkeynes@368 | 2747 | :}
|
nkeynes@359 | 2748 | LDC Rm, GBR {:
|
nkeynes@671 | 2749 | COUNT_INST(I_LDC);
|
nkeynes@991 | 2750 | load_reg( REG_EAX, Rm );
|
nkeynes@995 | 2751 | MOVL_r32_rbpdisp( REG_EAX, R_GBR );
|
nkeynes@359 | 2752 | :}
|
nkeynes@359 | 2753 | LDC Rm, VBR {:
|
nkeynes@671 | 2754 | COUNT_INST(I_LDC);
|
nkeynes@386 | 2755 | check_priv();
|
nkeynes@991 | 2756 | load_reg( REG_EAX, Rm );
|
nkeynes@995 | 2757 | MOVL_r32_rbpdisp( REG_EAX, R_VBR );
|
nkeynes@417 | 2758 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 2759 | :}
|
nkeynes@359 | 2760 | LDC Rm, SSR {:
|
nkeynes@671 | 2761 | COUNT_INST(I_LDC);
|
nkeynes@386 | 2762 | check_priv();
|
nkeynes@991 | 2763 | load_reg( REG_EAX, Rm );
|
nkeynes@995 | 2764 | MOVL_r32_rbpdisp( REG_EAX, R_SSR );
|
nkeynes@417 | 2765 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 2766 | :}
|
nkeynes@359 | 2767 | LDC Rm, SGR {:
|
nkeynes@671 | 2768 | COUNT_INST(I_LDC);
|
nkeynes@386 | 2769 | check_priv();
|
nkeynes@991 | 2770 | load_reg( REG_EAX, Rm );
|
nkeynes@995 | 2771 | MOVL_r32_rbpdisp( REG_EAX, R_SGR );
|
nkeynes@417 | 2772 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 2773 | :}
|
nkeynes@359 | 2774 | LDC Rm, SPC {:
|
nkeynes@671 | 2775 | COUNT_INST(I_LDC);
|
nkeynes@386 | 2776 | check_priv();
|
nkeynes@991 | 2777 | load_reg( REG_EAX, Rm );
|
nkeynes@995 | 2778 | MOVL_r32_rbpdisp( REG_EAX, R_SPC );
|
nkeynes@417 | 2779 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 2780 | :}
|
nkeynes@359 | 2781 | LDC Rm, DBR {:
|
nkeynes@671 | 2782 | COUNT_INST(I_LDC);
|
nkeynes@386 | 2783 | check_priv();
|
nkeynes@991 | 2784 | load_reg( REG_EAX, Rm );
|
nkeynes@995 | 2785 | MOVL_r32_rbpdisp( REG_EAX, R_DBR );
|
nkeynes@417 | 2786 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 2787 | :}
|
nkeynes@374 | 2788 | LDC Rm, Rn_BANK {:
|
nkeynes@671 | 2789 | COUNT_INST(I_LDC);
|
nkeynes@386 | 2790 | check_priv();
|
nkeynes@991 | 2791 | load_reg( REG_EAX, Rm );
|
nkeynes@995 | 2792 | MOVL_r32_rbpdisp( REG_EAX, REG_OFFSET(r_bank[Rn_BANK]) );
|
nkeynes@417 | 2793 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@374 | 2794 | :}
|
nkeynes@359 | 2795 | LDC.L @Rm+, GBR {:
|
nkeynes@671 | 2796 | COUNT_INST(I_LDCM);
|
nkeynes@991 | 2797 | load_reg( REG_EAX, Rm );
|
nkeynes@991 | 2798 | check_ralign32( REG_EAX );
|
nkeynes@991 | 2799 | MEM_READ_LONG( REG_EAX, REG_EAX );
|
nkeynes@991 | 2800 | ADDL_imms_rbpdisp( 4, REG_OFFSET(r[Rm]) );
|
nkeynes@995 | 2801 | MOVL_r32_rbpdisp( REG_EAX, R_GBR );
|
nkeynes@417 | 2802 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 2803 | :}
|
nkeynes@368 | 2804 | LDC.L @Rm+, SR {:
|
nkeynes@671 | 2805 | COUNT_INST(I_LDCSRM);
|
nkeynes@386 | 2806 | if( sh4_x86.in_delay_slot ) {
|
nkeynes@386 | 2807 | SLOTILLEGAL();
|
nkeynes@386 | 2808 | } else {
|
nkeynes@586 | 2809 | check_priv();
|
nkeynes@991 | 2810 | load_reg( REG_EAX, Rm );
|
nkeynes@991 | 2811 | check_ralign32( REG_EAX );
|
nkeynes@991 | 2812 | MEM_READ_LONG( REG_EAX, REG_EAX );
|
nkeynes@991 | 2813 | ADDL_imms_rbpdisp( 4, REG_OFFSET(r[Rm]) );
|
nkeynes@995 | 2814 | CALL1_ptr_r32( sh4_write_sr, REG_EAX );
|
nkeynes@386 | 2815 | sh4_x86.fpuen_checked = FALSE;
|
nkeynes@417 | 2816 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@1112 | 2817 | sh4_x86.sh4_mode = SH4_MODE_UNKNOWN;
|
nkeynes@937 | 2818 | return 2;
|
nkeynes@386 | 2819 | }
|
nkeynes@359 | 2820 | :}
|
nkeynes@359 | 2821 | LDC.L @Rm+, VBR {:
|
nkeynes@671 | 2822 | COUNT_INST(I_LDCM);
|
nkeynes@586 | 2823 | check_priv();
|
nkeynes@991 | 2824 | load_reg( REG_EAX, Rm );
|
nkeynes@991 | 2825 | check_ralign32( REG_EAX );
|
nkeynes@991 | 2826 | MEM_READ_LONG( REG_EAX, REG_EAX );
|
nkeynes@991 | 2827 | ADDL_imms_rbpdisp( 4, REG_OFFSET(r[Rm]) );
|
nkeynes@995 | 2828 | MOVL_r32_rbpdisp( REG_EAX, R_VBR );
|
nkeynes@417 | 2829 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 2830 | :}
|
nkeynes@359 | 2831 | LDC.L @Rm+, SSR {:
|
nkeynes@671 | 2832 | COUNT_INST(I_LDCM);
|
nkeynes@586 | 2833 | check_priv();
|
nkeynes@991 | 2834 | load_reg( REG_EAX, Rm );
|
nkeynes@991 | 2835 | check_ralign32( REG_EAX );
|
nkeynes@991 | 2836 | MEM_READ_LONG( REG_EAX, REG_EAX );
|
nkeynes@991 | 2837 | ADDL_imms_rbpdisp( 4, REG_OFFSET(r[Rm]) );
|
nkeynes@995 | 2838 | MOVL_r32_rbpdisp( REG_EAX, R_SSR );
|
nkeynes@417 | 2839 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 2840 | :}
|
nkeynes@359 | 2841 | LDC.L @Rm+, SGR {:
|
nkeynes@671 | 2842 | COUNT_INST(I_LDCM);
|
nkeynes@586 | 2843 | check_priv();
|
nkeynes@991 | 2844 | load_reg( REG_EAX, Rm );
|
nkeynes@991 | 2845 | check_ralign32( REG_EAX );
|
nkeynes@991 | 2846 | MEM_READ_LONG( REG_EAX, REG_EAX );
|
nkeynes@991 | 2847 | ADDL_imms_rbpdisp( 4, REG_OFFSET(r[Rm]) );
|
nkeynes@995 | 2848 | MOVL_r32_rbpdisp( REG_EAX, R_SGR );
|
nkeynes@417 | 2849 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 2850 | :}
|
nkeynes@359 | 2851 | LDC.L @Rm+, SPC {:
|
nkeynes@671 | 2852 | COUNT_INST(I_LDCM);
|
nkeynes@586 | 2853 | check_priv();
|
nkeynes@991 | 2854 | load_reg( REG_EAX, Rm );
|
nkeynes@991 | 2855 | check_ralign32( REG_EAX );
|
nkeynes@991 | 2856 | MEM_READ_LONG( REG_EAX, REG_EAX );
|
nkeynes@991 | 2857 | ADDL_imms_rbpdisp( 4, REG_OFFSET(r[Rm]) );
|
nkeynes@995 | 2858 | MOVL_r32_rbpdisp( REG_EAX, R_SPC );
|
nkeynes@417 | 2859 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 2860 | :}
|
nkeynes@359 | 2861 | LDC.L @Rm+, DBR {:
|
nkeynes@671 | 2862 | COUNT_INST(I_LDCM);
|
nkeynes@586 | 2863 | check_priv();
|
nkeynes@991 | 2864 | load_reg( REG_EAX, Rm );
|
nkeynes@991 | 2865 | check_ralign32( REG_EAX );
|
nkeynes@991 | 2866 | MEM_READ_LONG( REG_EAX, REG_EAX );
|
nkeynes@991 | 2867 | ADDL_imms_rbpdisp( 4, REG_OFFSET(r[Rm]) );
|
nkeynes@995 | 2868 | MOVL_r32_rbpdisp( REG_EAX, R_DBR );
|
nkeynes@417 | 2869 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 2870 | :}
|
nkeynes@359 | 2871 | LDC.L @Rm+, Rn_BANK {:
|
nkeynes@671 | 2872 | COUNT_INST(I_LDCM);
|
nkeynes@586 | 2873 | check_priv();
|
nkeynes@991 | 2874 | load_reg( REG_EAX, Rm );
|
nkeynes@991 | 2875 | check_ralign32( REG_EAX );
|
nkeynes@991 | 2876 | MEM_READ_LONG( REG_EAX, REG_EAX );
|
nkeynes@991 | 2877 | ADDL_imms_rbpdisp( 4, REG_OFFSET(r[Rm]) );
|
nkeynes@995 | 2878 | MOVL_r32_rbpdisp( REG_EAX, REG_OFFSET(r_bank[Rn_BANK]) );
|
nkeynes@417 | 2879 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 2880 | :}
|
nkeynes@626 | 2881 | LDS Rm, FPSCR {:
|
nkeynes@673 | 2882 | COUNT_INST(I_LDSFPSCR);
|
nkeynes@626 | 2883 | check_fpuen();
|
nkeynes@991 | 2884 | load_reg( REG_EAX, Rm );
|
nkeynes@995 | 2885 | CALL1_ptr_r32( sh4_write_fpscr, REG_EAX );
|
nkeynes@417 | 2886 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@1112 | 2887 | sh4_x86.sh4_mode = SH4_MODE_UNKNOWN;
|
nkeynes@901 | 2888 | return 2;
|
nkeynes@359 | 2889 | :}
|
nkeynes@359 | 2890 | LDS.L @Rm+, FPSCR {:
|
nkeynes@673 | 2891 | COUNT_INST(I_LDSFPSCRM);
|
nkeynes@626 | 2892 | check_fpuen();
|
nkeynes@991 | 2893 | load_reg( REG_EAX, Rm );
|
nkeynes@991 | 2894 | check_ralign32( REG_EAX );
|
nkeynes@991 | 2895 | MEM_READ_LONG( REG_EAX, REG_EAX );
|
nkeynes@991 | 2896 | ADDL_imms_rbpdisp( 4, REG_OFFSET(r[Rm]) );
|
nkeynes@995 | 2897 | CALL1_ptr_r32( sh4_write_fpscr, REG_EAX );
|
nkeynes@417 | 2898 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@1112 | 2899 | sh4_x86.sh4_mode = SH4_MODE_UNKNOWN;
|
nkeynes@901 | 2900 | return 2;
|
nkeynes@359 | 2901 | :}
|
nkeynes@359 | 2902 | LDS Rm, FPUL {:
|
nkeynes@671 | 2903 | COUNT_INST(I_LDS);
|
nkeynes@626 | 2904 | check_fpuen();
|
nkeynes@991 | 2905 | load_reg( REG_EAX, Rm );
|
nkeynes@995 | 2906 | MOVL_r32_rbpdisp( REG_EAX, R_FPUL );
|
nkeynes@359 | 2907 | :}
|
nkeynes@359 | 2908 | LDS.L @Rm+, FPUL {:
|
nkeynes@671 | 2909 | COUNT_INST(I_LDSM);
|
nkeynes@626 | 2910 | check_fpuen();
|
nkeynes@991 | 2911 | load_reg( REG_EAX, Rm );
|
nkeynes@991 | 2912 | check_ralign32( REG_EAX );
|
nkeynes@991 | 2913 | MEM_READ_LONG( REG_EAX, REG_EAX );
|
nkeynes@991 | 2914 | ADDL_imms_rbpdisp( 4, REG_OFFSET(r[Rm]) );
|
nkeynes@995 | 2915 | MOVL_r32_rbpdisp( REG_EAX, R_FPUL );
|
nkeynes@417 | 2916 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 2917 | :}
|
nkeynes@359 | 2918 | LDS Rm, MACH {:
|
nkeynes@671 | 2919 | COUNT_INST(I_LDS);
|
nkeynes@991 | 2920 | load_reg( REG_EAX, Rm );
|
nkeynes@995 | 2921 | MOVL_r32_rbpdisp( REG_EAX, R_MACH );
|
nkeynes@359 | 2922 | :}
|
nkeynes@359 | 2923 | LDS.L @Rm+, MACH {:
|
nkeynes@671 | 2924 | COUNT_INST(I_LDSM);
|
nkeynes@991 | 2925 | load_reg( REG_EAX, Rm );
|
nkeynes@991 | 2926 | check_ralign32( REG_EAX );
|
nkeynes@991 | 2927 | MEM_READ_LONG( REG_EAX, REG_EAX );
|
nkeynes@991 | 2928 | ADDL_imms_rbpdisp( 4, REG_OFFSET(r[Rm]) );
|
nkeynes@995 | 2929 | MOVL_r32_rbpdisp( REG_EAX, R_MACH );
|
nkeynes@417 | 2930 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 2931 | :}
|
nkeynes@359 | 2932 | LDS Rm, MACL {:
|
nkeynes@671 | 2933 | COUNT_INST(I_LDS);
|
nkeynes@991 | 2934 | load_reg( REG_EAX, Rm );
|
nkeynes@995 | 2935 | MOVL_r32_rbpdisp( REG_EAX, R_MACL );
|
nkeynes@359 | 2936 | :}
|
nkeynes@359 | 2937 | LDS.L @Rm+, MACL {:
|
nkeynes@671 | 2938 | COUNT_INST(I_LDSM);
|
nkeynes@991 | 2939 | load_reg( REG_EAX, Rm );
|
nkeynes@991 | 2940 | check_ralign32( REG_EAX );
|
nkeynes@991 | 2941 | MEM_READ_LONG( REG_EAX, REG_EAX );
|
nkeynes@991 | 2942 | ADDL_imms_rbpdisp( 4, REG_OFFSET(r[Rm]) );
|
nkeynes@995 | 2943 | MOVL_r32_rbpdisp( REG_EAX, R_MACL );
|
nkeynes@417 | 2944 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 2945 | :}
|
nkeynes@359 | 2946 | LDS Rm, PR {:
|
nkeynes@671 | 2947 | COUNT_INST(I_LDS);
|
nkeynes@991 | 2948 | load_reg( REG_EAX, Rm );
|
nkeynes@995 | 2949 | MOVL_r32_rbpdisp( REG_EAX, R_PR );
|
nkeynes@359 | 2950 | :}
|
nkeynes@359 | 2951 | LDS.L @Rm+, PR {:
|
nkeynes@671 | 2952 | COUNT_INST(I_LDSM);
|
nkeynes@991 | 2953 | load_reg( REG_EAX, Rm );
|
nkeynes@991 | 2954 | check_ralign32( REG_EAX );
|
nkeynes@991 | 2955 | MEM_READ_LONG( REG_EAX, REG_EAX );
|
nkeynes@991 | 2956 | ADDL_imms_rbpdisp( 4, REG_OFFSET(r[Rm]) );
|
nkeynes@995 | 2957 | MOVL_r32_rbpdisp( REG_EAX, R_PR );
|
nkeynes@417 | 2958 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 2959 | :}
|
nkeynes@550 | 2960 | LDTLB {:
|
nkeynes@671 | 2961 | COUNT_INST(I_LDTLB);
|
nkeynes@995 | 2962 | CALL_ptr( MMU_ldtlb );
|
nkeynes@875 | 2963 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@550 | 2964 | :}
|
nkeynes@671 | 2965 | OCBI @Rn {:
|
nkeynes@671 | 2966 | COUNT_INST(I_OCBI);
|
nkeynes@671 | 2967 | :}
|
nkeynes@671 | 2968 | OCBP @Rn {:
|
nkeynes@671 | 2969 | COUNT_INST(I_OCBP);
|
nkeynes@671 | 2970 | :}
|
nkeynes@671 | 2971 | OCBWB @Rn {:
|
nkeynes@671 | 2972 | COUNT_INST(I_OCBWB);
|
nkeynes@671 | 2973 | :}
|
nkeynes@374 | 2974 | PREF @Rn {:
|
nkeynes@671 | 2975 | COUNT_INST(I_PREF);
|
nkeynes@991 | 2976 | load_reg( REG_EAX, Rn );
|
nkeynes@991 | 2977 | MEM_PREFETCH( REG_EAX );
|
nkeynes@417 | 2978 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@374 | 2979 | :}
|
nkeynes@388 | 2980 | SLEEP {:
|
nkeynes@671 | 2981 | COUNT_INST(I_SLEEP);
|
nkeynes@388 | 2982 | check_priv();
|
nkeynes@995 | 2983 | CALL_ptr( sh4_sleep );
|
nkeynes@417 | 2984 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@590 | 2985 | sh4_x86.in_delay_slot = DELAY_NONE;
|
nkeynes@408 | 2986 | return 2;
|
nkeynes@388 | 2987 | :}
|
nkeynes@386 | 2988 | STC SR, Rn {:
|
nkeynes@671 | 2989 | COUNT_INST(I_STCSR);
|
nkeynes@386 | 2990 | check_priv();
|
nkeynes@995 | 2991 | CALL_ptr(sh4_read_sr);
|
nkeynes@991 | 2992 | store_reg( REG_EAX, Rn );
|
nkeynes@417 | 2993 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 2994 | :}
|
nkeynes@359 | 2995 | STC GBR, Rn {:
|
nkeynes@671 | 2996 | COUNT_INST(I_STC);
|
nkeynes@995 | 2997 | MOVL_rbpdisp_r32( R_GBR, REG_EAX );
|
nkeynes@991 | 2998 | store_reg( REG_EAX, Rn );
|
nkeynes@359 | 2999 | :}
|
nkeynes@359 | 3000 | STC VBR, Rn {:
|
nkeynes@671 | 3001 | COUNT_INST(I_STC);
|
nkeynes@386 | 3002 | check_priv();
|
nkeynes@995 | 3003 | MOVL_rbpdisp_r32( R_VBR, REG_EAX );
|
nkeynes@991 | 3004 | store_reg( REG_EAX, Rn );
|
nkeynes@417 | 3005 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 3006 | :}
|
nkeynes@359 | 3007 | STC SSR, Rn {:
|
nkeynes@671 | 3008 | COUNT_INST(I_STC);
|
nkeynes@386 | 3009 | check_priv();
|
nkeynes@995 | 3010 | MOVL_rbpdisp_r32( R_SSR, REG_EAX );
|
nkeynes@991 | 3011 | store_reg( REG_EAX, Rn );
|
nkeynes@417 | 3012 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 3013 | :}
|
nkeynes@359 | 3014 | STC SPC, Rn {:
|
nkeynes@671 | 3015 | COUNT_INST(I_STC);
|
nkeynes@386 | 3016 | check_priv();
|
nkeynes@995 | 3017 | MOVL_rbpdisp_r32( R_SPC, REG_EAX );
|
nkeynes@991 | 3018 | store_reg( REG_EAX, Rn );
|
nkeynes@417 | 3019 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 3020 | :}
|
nkeynes@359 | 3021 | STC SGR, Rn {:
|
nkeynes@671 | 3022 | COUNT_INST(I_STC);
|
nkeynes@386 | 3023 | check_priv();
|
nkeynes@995 | 3024 | MOVL_rbpdisp_r32( R_SGR, REG_EAX );
|
nkeynes@991 | 3025 | store_reg( REG_EAX, Rn );
|
nkeynes@417 | 3026 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 3027 | :}
|
nkeynes@359 | 3028 | STC DBR, Rn {:
|
nkeynes@671 | 3029 | COUNT_INST(I_STC);
|
nkeynes@386 | 3030 | check_priv();
|
nkeynes@995 | 3031 | MOVL_rbpdisp_r32( R_DBR, REG_EAX );
|
nkeynes@991 | 3032 | store_reg( REG_EAX, Rn );
|
nkeynes@417 | 3033 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 3034 | :}
|
nkeynes@374 | 3035 | STC Rm_BANK, Rn {:
|
nkeynes@671 | 3036 | COUNT_INST(I_STC);
|
nkeynes@386 | 3037 | check_priv();
|
nkeynes@995 | 3038 | MOVL_rbpdisp_r32( REG_OFFSET(r_bank[Rm_BANK]), REG_EAX );
|
nkeynes@991 | 3039 | store_reg( REG_EAX, Rn );
|
nkeynes@417 | 3040 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 3041 | :}
|
nkeynes@374 | 3042 | STC.L SR, @-Rn {:
|
nkeynes@671 | 3043 | COUNT_INST(I_STCSRM);
|
nkeynes@586 | 3044 | check_priv();
|
nkeynes@995 | 3045 | CALL_ptr( sh4_read_sr );
|
nkeynes@991 | 3046 | MOVL_r32_r32( REG_EAX, REG_EDX );
|
nkeynes@991 | 3047 | load_reg( REG_EAX, Rn );
|
nkeynes@991 | 3048 | check_walign32( REG_EAX );
|
nkeynes@991 | 3049 | LEAL_r32disp_r32( REG_EAX, -4, REG_EAX );
|
nkeynes@991 | 3050 | MEM_WRITE_LONG( REG_EAX, REG_EDX );
|
nkeynes@991 | 3051 | ADDL_imms_rbpdisp( -4, REG_OFFSET(r[Rn]) );
|
nkeynes@417 | 3052 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 3053 | :}
|
nkeynes@359 | 3054 | STC.L VBR, @-Rn {:
|
nkeynes@671 | 3055 | COUNT_INST(I_STCM);
|
nkeynes@586 | 3056 | check_priv();
|
nkeynes@991 | 3057 | load_reg( REG_EAX, Rn );
|
nkeynes@991 | 3058 | check_walign32( REG_EAX );
|
nkeynes@991 | 3059 | ADDL_imms_r32( -4, REG_EAX );
|
nkeynes@995 | 3060 | MOVL_rbpdisp_r32( R_VBR, REG_EDX );
|
nkeynes@991 | 3061 | MEM_WRITE_LONG( REG_EAX, REG_EDX );
|
nkeynes@991 | 3062 | ADDL_imms_rbpdisp( -4, REG_OFFSET(r[Rn]) );
|
nkeynes@417 | 3063 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 3064 | :}
|
nkeynes@359 | 3065 | STC.L SSR, @-Rn {:
|
nkeynes@671 | 3066 | COUNT_INST(I_STCM);
|
nkeynes@586 | 3067 | check_priv();
|
nkeynes@991 | 3068 | load_reg( REG_EAX, Rn );
|
nkeynes@991 | 3069 | check_walign32( REG_EAX );
|
nkeynes@991 | 3070 | ADDL_imms_r32( -4, REG_EAX );
|
nkeynes@995 | 3071 | MOVL_rbpdisp_r32( R_SSR, REG_EDX );
|
nkeynes@991 | 3072 | MEM_WRITE_LONG( REG_EAX, REG_EDX );
|
nkeynes@991 | 3073 | ADDL_imms_rbpdisp( -4, REG_OFFSET(r[Rn]) );
|
nkeynes@417 | 3074 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 3075 | :}
|
nkeynes@416 | 3076 | STC.L SPC, @-Rn {:
|
nkeynes@671 | 3077 | COUNT_INST(I_STCM);
|
nkeynes@586 | 3078 | check_priv();
|
nkeynes@991 | 3079 | load_reg( REG_EAX, Rn );
|
nkeynes@991 | 3080 | check_walign32( REG_EAX );
|
nkeynes@991 | 3081 | ADDL_imms_r32( -4, REG_EAX );
|
nkeynes@995 | 3082 | MOVL_rbpdisp_r32( R_SPC, REG_EDX );
|
nkeynes@991 | 3083 | MEM_WRITE_LONG( REG_EAX, REG_EDX );
|
nkeynes@991 | 3084 | ADDL_imms_rbpdisp( -4, REG_OFFSET(r[Rn]) );
|
nkeynes@417 | 3085 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 3086 | :}
|
nkeynes@359 | 3087 | STC.L SGR, @-Rn {:
|
nkeynes@671 | 3088 | COUNT_INST(I_STCM);
|
nkeynes@586 | 3089 | check_priv();
|
nkeynes@991 | 3090 | load_reg( REG_EAX, Rn );
|
nkeynes@991 | 3091 | check_walign32( REG_EAX );
|
nkeynes@991 | 3092 | ADDL_imms_r32( -4, REG_EAX );
|
nkeynes@995 | 3093 | MOVL_rbpdisp_r32( R_SGR, REG_EDX );
|
nkeynes@991 | 3094 | MEM_WRITE_LONG( REG_EAX, REG_EDX );
|
nkeynes@991 | 3095 | ADDL_imms_rbpdisp( -4, REG_OFFSET(r[Rn]) );
|
nkeynes@417 | 3096 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 3097 | :}
|
nkeynes@359 | 3098 | STC.L DBR, @-Rn {:
|
nkeynes@671 | 3099 | COUNT_INST(I_STCM);
|
nkeynes@586 | 3100 | check_priv();
|
nkeynes@991 | 3101 | load_reg( REG_EAX, Rn );
|
nkeynes@991 | 3102 | check_walign32( REG_EAX );
|
nkeynes@991 | 3103 | ADDL_imms_r32( -4, REG_EAX );
|
nkeynes@995 | 3104 | MOVL_rbpdisp_r32( R_DBR, REG_EDX );
|
nkeynes@991 | 3105 | MEM_WRITE_LONG( REG_EAX, REG_EDX );
|
nkeynes@991 | 3106 | ADDL_imms_rbpdisp( -4, REG_OFFSET(r[Rn]) );
|
nkeynes@417 | 3107 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 3108 | :}
|
nkeynes@374 | 3109 | STC.L Rm_BANK, @-Rn {:
|
nkeynes@671 | 3110 | COUNT_INST(I_STCM);
|
nkeynes@586 | 3111 | check_priv();
|
nkeynes@991 | 3112 | load_reg( REG_EAX, Rn );
|
nkeynes@991 | 3113 | check_walign32( REG_EAX );
|
nkeynes@991 | 3114 | ADDL_imms_r32( -4, REG_EAX );
|
nkeynes@995 | 3115 | MOVL_rbpdisp_r32( REG_OFFSET(r_bank[Rm_BANK]), REG_EDX );
|
nkeynes@991 | 3116 | MEM_WRITE_LONG( REG_EAX, REG_EDX );
|
nkeynes@991 | 3117 | ADDL_imms_rbpdisp( -4, REG_OFFSET(r[Rn]) );
|
nkeynes@417 | 3118 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@374 | 3119 | :}
|
nkeynes@359 | 3120 | STC.L GBR, @-Rn {:
|
nkeynes@671 | 3121 | COUNT_INST(I_STCM);
|
nkeynes@991 | 3122 | load_reg( REG_EAX, Rn );
|
nkeynes@991 | 3123 | check_walign32( REG_EAX );
|
nkeynes@991 | 3124 | ADDL_imms_r32( -4, REG_EAX );
|
nkeynes@995 | 3125 | MOVL_rbpdisp_r32( R_GBR, REG_EDX );
|
nkeynes@991 | 3126 | MEM_WRITE_LONG( REG_EAX, REG_EDX );
|
nkeynes@991 | 3127 | ADDL_imms_rbpdisp( -4, REG_OFFSET(r[Rn]) );
|
nkeynes@417 | 3128 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 3129 | :}
|
nkeynes@359 | 3130 | STS FPSCR, Rn {:
|
nkeynes@673 | 3131 | COUNT_INST(I_STSFPSCR);
|
nkeynes@626 | 3132 | check_fpuen();
|
nkeynes@995 | 3133 | MOVL_rbpdisp_r32( R_FPSCR, REG_EAX );
|
nkeynes@991 | 3134 | store_reg( REG_EAX, Rn );
|
nkeynes@359 | 3135 | :}
|
nkeynes@359 | 3136 | STS.L FPSCR, @-Rn {:
|
nkeynes@673 | 3137 | COUNT_INST(I_STSFPSCRM);
|
nkeynes@626 | 3138 | check_fpuen();
|
nkeynes@991 | 3139 | load_reg( REG_EAX, Rn );
|
nkeynes@991 | 3140 | check_walign32( REG_EAX );
|
nkeynes@991 | 3141 | ADDL_imms_r32( -4, REG_EAX );
|
nkeynes@995 | 3142 | MOVL_rbpdisp_r32( R_FPSCR, REG_EDX );
|
nkeynes@991 | 3143 | MEM_WRITE_LONG( REG_EAX, REG_EDX );
|
nkeynes@991 | 3144 | ADDL_imms_rbpdisp( -4, REG_OFFSET(r[Rn]) );
|
nkeynes@417 | 3145 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 3146 | :}
|
nkeynes@359 | 3147 | STS FPUL, Rn {:
|
nkeynes@671 | 3148 | COUNT_INST(I_STS);
|
nkeynes@626 | 3149 | check_fpuen();
|
nkeynes@995 | 3150 | MOVL_rbpdisp_r32( R_FPUL, REG_EAX );
|
nkeynes@991 | 3151 | store_reg( REG_EAX, Rn );
|
nkeynes@359 | 3152 | :}
|
nkeynes@359 | 3153 | STS.L FPUL, @-Rn {:
|
nkeynes@671 | 3154 | COUNT_INST(I_STSM);
|
nkeynes@626 | 3155 | check_fpuen();
|
nkeynes@991 | 3156 | load_reg( REG_EAX, Rn );
|
nkeynes@991 | 3157 | check_walign32( REG_EAX );
|
nkeynes@991 | 3158 | ADDL_imms_r32( -4, REG_EAX );
|
nkeynes@995 | 3159 | MOVL_rbpdisp_r32( R_FPUL, REG_EDX );
|
nkeynes@991 | 3160 | MEM_WRITE_LONG( REG_EAX, REG_EDX );
|
nkeynes@991 | 3161 | ADDL_imms_rbpdisp( -4, REG_OFFSET(r[Rn]) );
|
nkeynes@417 | 3162 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 3163 | :}
|
nkeynes@359 | 3164 | STS MACH, Rn {:
|
nkeynes@671 | 3165 | COUNT_INST(I_STS);
|
nkeynes@995 | 3166 | MOVL_rbpdisp_r32( R_MACH, REG_EAX );
|
nkeynes@991 | 3167 | store_reg( REG_EAX, Rn );
|
nkeynes@359 | 3168 | :}
|
nkeynes@359 | 3169 | STS.L MACH, @-Rn {:
|
nkeynes@671 | 3170 | COUNT_INST(I_STSM);
|
nkeynes@991 | 3171 | load_reg( REG_EAX, Rn );
|
nkeynes@991 | 3172 | check_walign32( REG_EAX );
|
nkeynes@991 | 3173 | ADDL_imms_r32( -4, REG_EAX );
|
nkeynes@995 | 3174 | MOVL_rbpdisp_r32( R_MACH, REG_EDX );
|
nkeynes@991 | 3175 | MEM_WRITE_LONG( REG_EAX, REG_EDX );
|
nkeynes@991 | 3176 | ADDL_imms_rbpdisp( -4, REG_OFFSET(r[Rn]) );
|
nkeynes@417 | 3177 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 3178 | :}
|
nkeynes@359 | 3179 | STS MACL, Rn {:
|
nkeynes@671 | 3180 | COUNT_INST(I_STS);
|
nkeynes@995 | 3181 | MOVL_rbpdisp_r32( R_MACL, REG_EAX );
|
nkeynes@991 | 3182 | store_reg( REG_EAX, Rn );
|
nkeynes@359 | 3183 | :}
|
nkeynes@359 | 3184 | STS.L MACL, @-Rn {:
|
nkeynes@671 | 3185 | COUNT_INST(I_STSM);
|
nkeynes@991 | 3186 | load_reg( REG_EAX, Rn );
|
nkeynes@991 | 3187 | check_walign32( REG_EAX );
|
nkeynes@991 | 3188 | ADDL_imms_r32( -4, REG_EAX );
|
nkeynes@995 | 3189 | MOVL_rbpdisp_r32( R_MACL, REG_EDX );
|
nkeynes@991 | 3190 | MEM_WRITE_LONG( REG_EAX, REG_EDX );
|
nkeynes@991 | 3191 | ADDL_imms_rbpdisp( -4, REG_OFFSET(r[Rn]) );
|
nkeynes@417 | 3192 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 3193 | :}
|
nkeynes@359 | 3194 | STS PR, Rn {:
|
nkeynes@671 | 3195 | COUNT_INST(I_STS);
|
nkeynes@995 | 3196 | MOVL_rbpdisp_r32( R_PR, REG_EAX );
|
nkeynes@991 | 3197 | store_reg( REG_EAX, Rn );
|
nkeynes@359 | 3198 | :}
|
nkeynes@359 | 3199 | STS.L PR, @-Rn {:
|
nkeynes@671 | 3200 | COUNT_INST(I_STSM);
|
nkeynes@991 | 3201 | load_reg( REG_EAX, Rn );
|
nkeynes@991 | 3202 | check_walign32( REG_EAX );
|
nkeynes@991 | 3203 | ADDL_imms_r32( -4, REG_EAX );
|
nkeynes@995 | 3204 | MOVL_rbpdisp_r32( R_PR, REG_EDX );
|
nkeynes@991 | 3205 | MEM_WRITE_LONG( REG_EAX, REG_EDX );
|
nkeynes@991 | 3206 | ADDL_imms_rbpdisp( -4, REG_OFFSET(r[Rn]) );
|
nkeynes@417 | 3207 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 3208 | :}
|
nkeynes@359 | 3209 |
|
nkeynes@671 | 3210 | NOP {:
|
nkeynes@671 | 3211 | COUNT_INST(I_NOP);
|
nkeynes@671 | 3212 | /* Do nothing. Well, we could emit an 0x90, but what would really be the point? */
|
nkeynes@671 | 3213 | :}
|
nkeynes@359 | 3214 | %%
|
nkeynes@590 | 3215 | sh4_x86.in_delay_slot = DELAY_NONE;
|
nkeynes@359 | 3216 | return 0;
|
nkeynes@359 | 3217 | }
|
nkeynes@995 | 3218 |
|
nkeynes@995 | 3219 |
|
nkeynes@995 | 3220 | /**
|
nkeynes@995 | 3221 | * The unwind methods only work if we compiled with DWARF2 frame information
|
nkeynes@995 | 3222 | * (ie -fexceptions), otherwise we have to use the direct frame scan.
|
nkeynes@995 | 3223 | */
|
nkeynes@995 | 3224 | #ifdef HAVE_EXCEPTIONS
|
nkeynes@995 | 3225 | #include <unwind.h>
|
nkeynes@995 | 3226 |
|
nkeynes@995 | 3227 | struct UnwindInfo {
|
nkeynes@995 | 3228 | uintptr_t block_start;
|
nkeynes@995 | 3229 | uintptr_t block_end;
|
nkeynes@995 | 3230 | void *pc;
|
nkeynes@995 | 3231 | };
|
nkeynes@995 | 3232 |
|
nkeynes@995 | 3233 | static _Unwind_Reason_Code xlat_check_frame( struct _Unwind_Context *context, void *arg )
|
nkeynes@995 | 3234 | {
|
nkeynes@995 | 3235 | struct UnwindInfo *info = arg;
|
nkeynes@995 | 3236 | void *pc = (void *)_Unwind_GetIP(context);
|
nkeynes@995 | 3237 | if( ((uintptr_t)pc) >= info->block_start && ((uintptr_t)pc) < info->block_end ) {
|
nkeynes@995 | 3238 | info->pc = pc;
|
nkeynes@995 | 3239 | return _URC_NORMAL_STOP;
|
nkeynes@995 | 3240 | }
|
nkeynes@995 | 3241 | return _URC_NO_REASON;
|
nkeynes@995 | 3242 | }
|
nkeynes@995 | 3243 |
|
nkeynes@995 | 3244 | void *xlat_get_native_pc( void *code, uint32_t code_size )
|
nkeynes@995 | 3245 | {
|
nkeynes@995 | 3246 | struct _Unwind_Exception exc;
|
nkeynes@995 | 3247 | struct UnwindInfo info;
|
nkeynes@995 | 3248 |
|
nkeynes@995 | 3249 | info.pc = NULL;
|
nkeynes@995 | 3250 | info.block_start = (uintptr_t)code;
|
nkeynes@995 | 3251 | info.block_end = info.block_start + code_size;
|
nkeynes@995 | 3252 | void *result = NULL;
|
nkeynes@995 | 3253 | _Unwind_Backtrace( xlat_check_frame, &info );
|
nkeynes@995 | 3254 | return info.pc;
|
nkeynes@995 | 3255 | }
|
nkeynes@995 | 3256 | #else
|
nkeynes@995 | 3257 | /* Assume this is an ia32 build - amd64 should always have dwarf information */
|
nkeynes@995 | 3258 | void *xlat_get_native_pc( void *code, uint32_t code_size )
|
nkeynes@995 | 3259 | {
|
nkeynes@995 | 3260 | void *result = NULL;
|
nkeynes@1120 | 3261 | __asm__(
|
nkeynes@995 | 3262 | "mov %%ebp, %%eax\n\t"
|
nkeynes@995 | 3263 | "mov $0x8, %%ecx\n\t"
|
nkeynes@995 | 3264 | "mov %1, %%edx\n"
|
nkeynes@995 | 3265 | "frame_loop: test %%eax, %%eax\n\t"
|
nkeynes@995 | 3266 | "je frame_not_found\n\t"
|
nkeynes@995 | 3267 | "cmp (%%eax), %%edx\n\t"
|
nkeynes@995 | 3268 | "je frame_found\n\t"
|
nkeynes@995 | 3269 | "sub $0x1, %%ecx\n\t"
|
nkeynes@995 | 3270 | "je frame_not_found\n\t"
|
nkeynes@995 | 3271 | "movl (%%eax), %%eax\n\t"
|
nkeynes@995 | 3272 | "jmp frame_loop\n"
|
nkeynes@995 | 3273 | "frame_found: movl 0x4(%%eax), %0\n"
|
nkeynes@995 | 3274 | "frame_not_found:"
|
nkeynes@995 | 3275 | : "=r" (result)
|
nkeynes@995 | 3276 | : "r" (((uint8_t *)&sh4r) + 128 )
|
nkeynes@995 | 3277 | : "eax", "ecx", "edx" );
|
nkeynes@995 | 3278 | return result;
|
nkeynes@995 | 3279 | }
|
nkeynes@995 | 3280 | #endif
|
nkeynes@995 | 3281 |
|