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