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@417 | 28 | #include "sh4/xltcache.h"
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nkeynes@368 | 29 | #include "sh4/sh4core.h"
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nkeynes@368 | 30 | #include "sh4/sh4trans.h"
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nkeynes@388 | 31 | #include "sh4/sh4mmio.h"
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nkeynes@368 | 32 | #include "sh4/x86op.h"
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nkeynes@368 | 33 | #include "clock.h"
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nkeynes@368 | 34 |
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nkeynes@368 | 35 | #define DEFAULT_BACKPATCH_SIZE 4096
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nkeynes@368 | 36 |
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nkeynes@586 | 37 | struct backpatch_record {
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nkeynes@586 | 38 | uint32_t *fixup_addr;
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nkeynes@586 | 39 | uint32_t fixup_icount;
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nkeynes@586 | 40 | uint32_t exc_code;
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nkeynes@586 | 41 | };
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nkeynes@586 | 42 |
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nkeynes@586 | 43 | #define MAX_RECOVERY_SIZE 2048
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nkeynes@586 | 44 |
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nkeynes@590 | 45 | #define DELAY_NONE 0
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nkeynes@590 | 46 | #define DELAY_PC 1
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nkeynes@590 | 47 | #define DELAY_PC_PR 2
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nkeynes@590 | 48 |
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nkeynes@368 | 49 | /**
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nkeynes@368 | 50 | * Struct to manage internal translation state. This state is not saved -
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nkeynes@368 | 51 | * it is only valid between calls to sh4_translate_begin_block() and
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nkeynes@368 | 52 | * sh4_translate_end_block()
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nkeynes@368 | 53 | */
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nkeynes@368 | 54 | struct sh4_x86_state {
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nkeynes@590 | 55 | int in_delay_slot;
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nkeynes@368 | 56 | gboolean priv_checked; /* true if we've already checked the cpu mode. */
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nkeynes@368 | 57 | gboolean fpuen_checked; /* true if we've already checked fpu enabled. */
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nkeynes@409 | 58 | gboolean branch_taken; /* true if we branched unconditionally */
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nkeynes@408 | 59 | uint32_t block_start_pc;
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nkeynes@547 | 60 | uint32_t stack_posn; /* Trace stack height for alignment purposes */
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nkeynes@417 | 61 | int tstate;
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nkeynes@368 | 62 |
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nkeynes@586 | 63 | /* mode flags */
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nkeynes@586 | 64 | gboolean tlb_on; /* True if tlb translation is active */
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nkeynes@586 | 65 |
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nkeynes@368 | 66 | /* Allocated memory for the (block-wide) back-patch list */
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nkeynes@586 | 67 | struct backpatch_record *backpatch_list;
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nkeynes@368 | 68 | uint32_t backpatch_posn;
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nkeynes@368 | 69 | uint32_t backpatch_size;
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nkeynes@586 | 70 | struct xlat_recovery_record recovery_list[MAX_RECOVERY_SIZE];
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nkeynes@586 | 71 | uint32_t recovery_posn;
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nkeynes@368 | 72 | };
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nkeynes@368 | 73 |
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nkeynes@417 | 74 | #define TSTATE_NONE -1
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nkeynes@417 | 75 | #define TSTATE_O 0
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nkeynes@417 | 76 | #define TSTATE_C 2
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nkeynes@417 | 77 | #define TSTATE_E 4
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nkeynes@417 | 78 | #define TSTATE_NE 5
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nkeynes@417 | 79 | #define TSTATE_G 0xF
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nkeynes@417 | 80 | #define TSTATE_GE 0xD
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nkeynes@417 | 81 | #define TSTATE_A 7
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nkeynes@417 | 82 | #define TSTATE_AE 3
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nkeynes@417 | 83 |
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nkeynes@417 | 84 | /** Branch if T is set (either in the current cflags, or in sh4r.t) */
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nkeynes@417 | 85 | #define JT_rel8(rel8,label) if( sh4_x86.tstate == TSTATE_NONE ) { \
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nkeynes@417 | 86 | CMP_imm8s_sh4r( 1, R_T ); sh4_x86.tstate = TSTATE_E; } \
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nkeynes@417 | 87 | OP(0x70+sh4_x86.tstate); OP(rel8); \
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nkeynes@417 | 88 | MARK_JMP(rel8,label)
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nkeynes@417 | 89 | /** Branch if T is clear (either in the current cflags or in sh4r.t) */
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nkeynes@417 | 90 | #define JF_rel8(rel8,label) if( sh4_x86.tstate == TSTATE_NONE ) { \
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nkeynes@417 | 91 | CMP_imm8s_sh4r( 1, R_T ); sh4_x86.tstate = TSTATE_E; } \
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nkeynes@417 | 92 | OP(0x70+ (sh4_x86.tstate^1)); OP(rel8); \
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nkeynes@417 | 93 | MARK_JMP(rel8, label)
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nkeynes@417 | 94 |
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nkeynes@368 | 95 | static struct sh4_x86_state sh4_x86;
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nkeynes@368 | 96 |
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nkeynes@388 | 97 | static uint32_t max_int = 0x7FFFFFFF;
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nkeynes@388 | 98 | static uint32_t min_int = 0x80000000;
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nkeynes@394 | 99 | static uint32_t save_fcw; /* save value for fpu control word */
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nkeynes@394 | 100 | static uint32_t trunc_fcw = 0x0F7F; /* fcw value for truncation mode */
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nkeynes@386 | 101 |
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nkeynes@368 | 102 | void sh4_x86_init()
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nkeynes@368 | 103 | {
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nkeynes@368 | 104 | sh4_x86.backpatch_list = malloc(DEFAULT_BACKPATCH_SIZE);
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nkeynes@586 | 105 | sh4_x86.backpatch_size = DEFAULT_BACKPATCH_SIZE / sizeof(struct backpatch_record);
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nkeynes@368 | 106 | }
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nkeynes@368 | 107 |
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nkeynes@368 | 108 |
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nkeynes@586 | 109 | static void sh4_x86_add_backpatch( uint8_t *fixup_addr, uint32_t fixup_pc, uint32_t exc_code )
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nkeynes@368 | 110 | {
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nkeynes@368 | 111 | if( sh4_x86.backpatch_posn == sh4_x86.backpatch_size ) {
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nkeynes@368 | 112 | sh4_x86.backpatch_size <<= 1;
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nkeynes@586 | 113 | sh4_x86.backpatch_list = realloc( sh4_x86.backpatch_list,
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nkeynes@586 | 114 | sh4_x86.backpatch_size * sizeof(struct backpatch_record));
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nkeynes@368 | 115 | assert( sh4_x86.backpatch_list != NULL );
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nkeynes@368 | 116 | }
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nkeynes@586 | 117 | if( sh4_x86.in_delay_slot ) {
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nkeynes@586 | 118 | fixup_pc -= 2;
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nkeynes@586 | 119 | }
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nkeynes@586 | 120 | sh4_x86.backpatch_list[sh4_x86.backpatch_posn].fixup_addr = (uint32_t *)fixup_addr;
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nkeynes@586 | 121 | sh4_x86.backpatch_list[sh4_x86.backpatch_posn].fixup_icount = (fixup_pc - sh4_x86.block_start_pc)>>1;
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nkeynes@586 | 122 | sh4_x86.backpatch_list[sh4_x86.backpatch_posn].exc_code = exc_code;
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nkeynes@586 | 123 | sh4_x86.backpatch_posn++;
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nkeynes@368 | 124 | }
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nkeynes@368 | 125 |
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nkeynes@586 | 126 | void sh4_x86_add_recovery( uint32_t pc )
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nkeynes@368 | 127 | {
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nkeynes@586 | 128 | xlat_recovery[xlat_recovery_posn].xlat_pc = (uintptr_t)xlat_output;
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nkeynes@586 | 129 | xlat_recovery[xlat_recovery_posn].sh4_icount = (pc - sh4_x86.block_start_pc)>>1;
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nkeynes@586 | 130 | xlat_recovery_posn++;
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nkeynes@368 | 131 | }
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nkeynes@368 | 132 |
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nkeynes@359 | 133 | /**
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nkeynes@359 | 134 | * Emit an instruction to load an SH4 reg into a real register
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nkeynes@359 | 135 | */
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nkeynes@359 | 136 | static inline void load_reg( int x86reg, int sh4reg )
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nkeynes@359 | 137 | {
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nkeynes@359 | 138 | /* mov [bp+n], reg */
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nkeynes@361 | 139 | OP(0x8B);
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nkeynes@361 | 140 | OP(0x45 + (x86reg<<3));
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nkeynes@359 | 141 | OP(REG_OFFSET(r[sh4reg]));
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nkeynes@359 | 142 | }
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nkeynes@359 | 143 |
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nkeynes@374 | 144 | static inline void load_reg16s( int x86reg, int sh4reg )
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nkeynes@368 | 145 | {
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nkeynes@374 | 146 | OP(0x0F);
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nkeynes@374 | 147 | OP(0xBF);
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nkeynes@374 | 148 | MODRM_r32_sh4r(x86reg, REG_OFFSET(r[sh4reg]));
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nkeynes@368 | 149 | }
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nkeynes@368 | 150 |
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nkeynes@374 | 151 | static inline void load_reg16u( int x86reg, int sh4reg )
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nkeynes@368 | 152 | {
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nkeynes@374 | 153 | OP(0x0F);
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nkeynes@374 | 154 | OP(0xB7);
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nkeynes@374 | 155 | MODRM_r32_sh4r(x86reg, REG_OFFSET(r[sh4reg]));
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nkeynes@374 | 156 |
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nkeynes@368 | 157 | }
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nkeynes@368 | 158 |
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nkeynes@380 | 159 | #define load_spreg( x86reg, regoff ) MOV_sh4r_r32( regoff, x86reg )
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nkeynes@380 | 160 | #define store_spreg( x86reg, regoff ) MOV_r32_sh4r( x86reg, regoff )
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nkeynes@359 | 161 | /**
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nkeynes@359 | 162 | * Emit an instruction to load an immediate value into a register
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nkeynes@359 | 163 | */
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nkeynes@359 | 164 | static inline void load_imm32( int x86reg, uint32_t value ) {
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nkeynes@359 | 165 | /* mov #value, reg */
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nkeynes@359 | 166 | OP(0xB8 + x86reg);
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nkeynes@359 | 167 | OP32(value);
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nkeynes@359 | 168 | }
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nkeynes@359 | 169 |
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nkeynes@359 | 170 | /**
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nkeynes@527 | 171 | * Load an immediate 64-bit quantity (note: x86-64 only)
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nkeynes@527 | 172 | */
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nkeynes@527 | 173 | static inline void load_imm64( int x86reg, uint32_t value ) {
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nkeynes@527 | 174 | /* mov #value, reg */
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nkeynes@527 | 175 | REXW();
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nkeynes@527 | 176 | OP(0xB8 + x86reg);
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nkeynes@527 | 177 | OP64(value);
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nkeynes@527 | 178 | }
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nkeynes@527 | 179 |
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nkeynes@527 | 180 |
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nkeynes@527 | 181 | /**
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nkeynes@359 | 182 | * Emit an instruction to store an SH4 reg (RN)
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nkeynes@359 | 183 | */
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nkeynes@359 | 184 | void static inline store_reg( int x86reg, int sh4reg ) {
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nkeynes@359 | 185 | /* mov reg, [bp+n] */
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nkeynes@361 | 186 | OP(0x89);
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nkeynes@361 | 187 | OP(0x45 + (x86reg<<3));
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nkeynes@359 | 188 | OP(REG_OFFSET(r[sh4reg]));
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nkeynes@359 | 189 | }
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nkeynes@374 | 190 |
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nkeynes@374 | 191 | #define load_fr_bank(bankreg) load_spreg( bankreg, REG_OFFSET(fr_bank))
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nkeynes@374 | 192 |
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nkeynes@375 | 193 | /**
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nkeynes@375 | 194 | * Load an FR register (single-precision floating point) into an integer x86
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nkeynes@375 | 195 | * register (eg for register-to-register moves)
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nkeynes@375 | 196 | */
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nkeynes@375 | 197 | void static inline load_fr( int bankreg, int x86reg, int frm )
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nkeynes@375 | 198 | {
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nkeynes@375 | 199 | OP(0x8B); OP(0x40+bankreg+(x86reg<<3)); OP((frm^1)<<2);
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nkeynes@375 | 200 | }
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nkeynes@375 | 201 |
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nkeynes@375 | 202 | /**
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nkeynes@375 | 203 | * Store an FR register (single-precision floating point) into an integer x86
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nkeynes@375 | 204 | * register (eg for register-to-register moves)
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nkeynes@375 | 205 | */
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nkeynes@375 | 206 | void static inline store_fr( int bankreg, int x86reg, int frn )
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nkeynes@375 | 207 | {
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nkeynes@375 | 208 | OP(0x89); OP(0x40+bankreg+(x86reg<<3)); OP((frn^1)<<2);
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nkeynes@375 | 209 | }
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nkeynes@375 | 210 |
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nkeynes@375 | 211 |
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nkeynes@375 | 212 | /**
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nkeynes@375 | 213 | * Load a pointer to the back fp back into the specified x86 register. The
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nkeynes@375 | 214 | * bankreg must have been previously loaded with FPSCR.
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nkeynes@388 | 215 | * NB: 12 bytes
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nkeynes@375 | 216 | */
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nkeynes@374 | 217 | static inline void load_xf_bank( int bankreg )
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nkeynes@374 | 218 | {
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nkeynes@386 | 219 | NOT_r32( bankreg );
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nkeynes@374 | 220 | SHR_imm8_r32( (21 - 6), bankreg ); // Extract bit 21 then *64 for bank size
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nkeynes@374 | 221 | AND_imm8s_r32( 0x40, bankreg ); // Complete extraction
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nkeynes@374 | 222 | OP(0x8D); OP(0x44+(bankreg<<3)); OP(0x28+bankreg); OP(REG_OFFSET(fr)); // LEA [ebp+bankreg+disp], bankreg
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nkeynes@374 | 223 | }
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nkeynes@374 | 224 |
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nkeynes@375 | 225 | /**
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nkeynes@386 | 226 | * Update the fr_bank pointer based on the current fpscr value.
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nkeynes@386 | 227 | */
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nkeynes@386 | 228 | static inline void update_fr_bank( int fpscrreg )
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nkeynes@386 | 229 | {
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nkeynes@386 | 230 | SHR_imm8_r32( (21 - 6), fpscrreg ); // Extract bit 21 then *64 for bank size
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nkeynes@386 | 231 | AND_imm8s_r32( 0x40, fpscrreg ); // Complete extraction
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nkeynes@386 | 232 | OP(0x8D); OP(0x44+(fpscrreg<<3)); OP(0x28+fpscrreg); OP(REG_OFFSET(fr)); // LEA [ebp+fpscrreg+disp], fpscrreg
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nkeynes@386 | 233 | store_spreg( fpscrreg, REG_OFFSET(fr_bank) );
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nkeynes@386 | 234 | }
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nkeynes@386 | 235 | /**
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nkeynes@377 | 236 | * Push FPUL (as a 32-bit float) onto the FPU stack
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nkeynes@377 | 237 | */
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nkeynes@377 | 238 | static inline void push_fpul( )
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nkeynes@377 | 239 | {
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nkeynes@377 | 240 | OP(0xD9); OP(0x45); OP(R_FPUL);
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nkeynes@377 | 241 | }
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nkeynes@377 | 242 |
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nkeynes@377 | 243 | /**
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nkeynes@377 | 244 | * Pop FPUL (as a 32-bit float) from the FPU stack
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nkeynes@377 | 245 | */
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nkeynes@377 | 246 | static inline void pop_fpul( )
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nkeynes@377 | 247 | {
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nkeynes@377 | 248 | OP(0xD9); OP(0x5D); OP(R_FPUL);
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nkeynes@377 | 249 | }
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nkeynes@377 | 250 |
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nkeynes@377 | 251 | /**
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nkeynes@375 | 252 | * Push a 32-bit float onto the FPU stack, with bankreg previously loaded
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nkeynes@375 | 253 | * with the location of the current fp bank.
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nkeynes@375 | 254 | */
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nkeynes@374 | 255 | static inline void push_fr( int bankreg, int frm )
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nkeynes@374 | 256 | {
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nkeynes@374 | 257 | OP(0xD9); OP(0x40 + bankreg); OP((frm^1)<<2); // FLD.S [bankreg + frm^1*4]
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nkeynes@374 | 258 | }
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nkeynes@374 | 259 |
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nkeynes@375 | 260 | /**
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nkeynes@375 | 261 | * Pop a 32-bit float from the FPU stack and store it back into the fp bank,
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nkeynes@375 | 262 | * with bankreg previously loaded with the location of the current fp bank.
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nkeynes@375 | 263 | */
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nkeynes@374 | 264 | static inline void pop_fr( int bankreg, int frm )
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nkeynes@374 | 265 | {
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nkeynes@374 | 266 | OP(0xD9); OP(0x58 + bankreg); OP((frm^1)<<2); // FST.S [bankreg + frm^1*4]
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nkeynes@374 | 267 | }
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nkeynes@374 | 268 |
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nkeynes@375 | 269 | /**
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nkeynes@375 | 270 | * Push a 64-bit double onto the FPU stack, with bankreg previously loaded
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nkeynes@375 | 271 | * with the location of the current fp bank.
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nkeynes@375 | 272 | */
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nkeynes@374 | 273 | static inline void push_dr( int bankreg, int frm )
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nkeynes@374 | 274 | {
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nkeynes@375 | 275 | OP(0xDD); OP(0x40 + bankreg); OP(frm<<2); // FLD.D [bankreg + frm*4]
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nkeynes@374 | 276 | }
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nkeynes@374 | 277 |
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nkeynes@374 | 278 | static inline void pop_dr( int bankreg, int frm )
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nkeynes@374 | 279 | {
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nkeynes@375 | 280 | OP(0xDD); OP(0x58 + bankreg); OP(frm<<2); // FST.D [bankreg + frm*4]
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nkeynes@374 | 281 | }
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nkeynes@374 | 282 |
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nkeynes@368 | 283 | /* Exception checks - Note that all exception checks will clobber EAX */
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nkeynes@416 | 284 |
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nkeynes@416 | 285 | #define check_priv( ) \
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nkeynes@416 | 286 | if( !sh4_x86.priv_checked ) { \
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nkeynes@416 | 287 | sh4_x86.priv_checked = TRUE;\
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nkeynes@416 | 288 | load_spreg( R_EAX, R_SR );\
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nkeynes@416 | 289 | AND_imm32_r32( SR_MD, R_EAX );\
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nkeynes@416 | 290 | if( sh4_x86.in_delay_slot ) {\
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nkeynes@586 | 291 | JE_exc( EXC_SLOT_ILLEGAL );\
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nkeynes@416 | 292 | } else {\
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nkeynes@586 | 293 | JE_exc( EXC_ILLEGAL );\
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nkeynes@416 | 294 | }\
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nkeynes@416 | 295 | }\
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nkeynes@416 | 296 |
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nkeynes@416 | 297 | #define check_fpuen( ) \
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nkeynes@416 | 298 | if( !sh4_x86.fpuen_checked ) {\
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nkeynes@416 | 299 | sh4_x86.fpuen_checked = TRUE;\
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nkeynes@416 | 300 | load_spreg( R_EAX, R_SR );\
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nkeynes@416 | 301 | AND_imm32_r32( SR_FD, R_EAX );\
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nkeynes@416 | 302 | if( sh4_x86.in_delay_slot ) {\
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nkeynes@586 | 303 | JNE_exc(EXC_SLOT_FPU_DISABLED);\
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nkeynes@416 | 304 | } else {\
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nkeynes@586 | 305 | JNE_exc(EXC_FPU_DISABLED);\
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nkeynes@416 | 306 | }\
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nkeynes@416 | 307 | }
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nkeynes@416 | 308 |
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nkeynes@586 | 309 | #define check_ralign16( x86reg ) \
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nkeynes@586 | 310 | TEST_imm32_r32( 0x00000001, x86reg ); \
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nkeynes@586 | 311 | JNE_exc(EXC_DATA_ADDR_READ)
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nkeynes@416 | 312 |
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nkeynes@586 | 313 | #define check_walign16( x86reg ) \
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nkeynes@586 | 314 | TEST_imm32_r32( 0x00000001, x86reg ); \
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nkeynes@586 | 315 | JNE_exc(EXC_DATA_ADDR_WRITE);
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nkeynes@368 | 316 |
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nkeynes@586 | 317 | #define check_ralign32( x86reg ) \
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nkeynes@586 | 318 | TEST_imm32_r32( 0x00000003, x86reg ); \
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nkeynes@586 | 319 | JNE_exc(EXC_DATA_ADDR_READ)
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nkeynes@368 | 320 |
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nkeynes@586 | 321 | #define check_walign32( x86reg ) \
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nkeynes@586 | 322 | TEST_imm32_r32( 0x00000003, x86reg ); \
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nkeynes@586 | 323 | JNE_exc(EXC_DATA_ADDR_WRITE);
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nkeynes@368 | 324 |
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nkeynes@361 | 325 | #define UNDEF()
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nkeynes@361 | 326 | #define MEM_RESULT(value_reg) if(value_reg != R_EAX) { MOV_r32_r32(R_EAX,value_reg); }
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nkeynes@361 | 327 | #define MEM_READ_BYTE( addr_reg, value_reg ) call_func1(sh4_read_byte, addr_reg ); MEM_RESULT(value_reg)
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nkeynes@361 | 328 | #define MEM_READ_WORD( addr_reg, value_reg ) call_func1(sh4_read_word, addr_reg ); MEM_RESULT(value_reg)
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nkeynes@361 | 329 | #define MEM_READ_LONG( addr_reg, value_reg ) call_func1(sh4_read_long, addr_reg ); MEM_RESULT(value_reg)
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nkeynes@361 | 330 | #define MEM_WRITE_BYTE( addr_reg, value_reg ) call_func2(sh4_write_byte, addr_reg, value_reg)
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nkeynes@361 | 331 | #define MEM_WRITE_WORD( addr_reg, value_reg ) call_func2(sh4_write_word, addr_reg, value_reg)
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nkeynes@361 | 332 | #define MEM_WRITE_LONG( addr_reg, value_reg ) call_func2(sh4_write_long, addr_reg, value_reg)
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nkeynes@361 | 333 |
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nkeynes@586 | 334 | /**
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nkeynes@586 | 335 | * Perform MMU translation on the address in addr_reg for a read operation, iff the TLB is turned
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nkeynes@586 | 336 | * on, otherwise do nothing. Clobbers EAX, ECX and EDX. May raise a TLB exception or address error.
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nkeynes@586 | 337 | */
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nkeynes@586 | 338 | #define MMU_TRANSLATE_READ( addr_reg ) if( sh4_x86.tlb_on ) { call_func1(mmu_vma_to_phys_read, addr_reg); CMP_imm32_r32(MMU_VMA_ERROR, R_EAX); JE_exc(-1); MEM_RESULT(addr_reg); }
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nkeynes@586 | 339 | /**
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nkeynes@586 | 340 | * Perform MMU translation on the address in addr_reg for a write operation, iff the TLB is turned
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nkeynes@586 | 341 | * on, otherwise do nothing. Clobbers EAX, ECX and EDX. May raise a TLB exception or address error.
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nkeynes@586 | 342 | */
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nkeynes@586 | 343 | #define MMU_TRANSLATE_WRITE( addr_reg ) if( sh4_x86.tlb_on ) { call_func1(mmu_vma_to_phys_write, addr_reg); CMP_imm32_r32(MMU_VMA_ERROR, R_EAX); JE_exc(-1); MEM_RESULT(addr_reg); }
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nkeynes@368 | 344 |
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nkeynes@586 | 345 | #define MEM_READ_SIZE (CALL_FUNC1_SIZE)
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nkeynes@586 | 346 | #define MEM_WRITE_SIZE (CALL_FUNC2_SIZE)
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nkeynes@586 | 347 | #define MMU_TRANSLATE_SIZE (sh4_x86.tlb_on ? (CALL_FUNC1_SIZE + 12) : 0 )
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nkeynes@586 | 348 |
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nkeynes@590 | 349 | #define SLOTILLEGAL() JMP_exc(EXC_SLOT_ILLEGAL); sh4_x86.in_delay_slot = DELAY_NONE; return 1;
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nkeynes@388 | 350 |
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nkeynes@539 | 351 | /****** Import appropriate calling conventions ******/
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nkeynes@539 | 352 | #if SH4_TRANSLATOR == TARGET_X86_64
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nkeynes@539 | 353 | #include "sh4/ia64abi.h"
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nkeynes@539 | 354 | #else /* SH4_TRANSLATOR == TARGET_X86 */
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nkeynes@539 | 355 | #ifdef APPLE_BUILD
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nkeynes@539 | 356 | #include "sh4/ia32mac.h"
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nkeynes@539 | 357 | #else
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nkeynes@539 | 358 | #include "sh4/ia32abi.h"
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nkeynes@539 | 359 | #endif
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nkeynes@539 | 360 | #endif
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nkeynes@539 | 361 |
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nkeynes@593 | 362 | uint32_t sh4_translate_end_block_size()
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nkeynes@593 | 363 | {
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nkeynes@593 | 364 | return EPILOGUE_SIZE + (sh4_x86.backpatch_posn*12);
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nkeynes@593 | 365 | }
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nkeynes@593 | 366 |
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nkeynes@593 | 367 |
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nkeynes@590 | 368 | /**
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nkeynes@590 | 369 | * Embed a breakpoint into the generated code
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nkeynes@590 | 370 | */
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nkeynes@586 | 371 | void sh4_translate_emit_breakpoint( sh4vma_t pc )
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nkeynes@586 | 372 | {
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nkeynes@591 | 373 | load_imm32( R_EAX, pc );
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nkeynes@591 | 374 | call_func1( sh4_translate_breakpoint_hit, R_EAX );
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nkeynes@586 | 375 | }
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nkeynes@590 | 376 |
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nkeynes@590 | 377 | /**
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nkeynes@590 | 378 | * Embed a call to sh4_execute_instruction for situations that we
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nkeynes@590 | 379 | * can't translate (mainly page-crossing delay slots at the moment).
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nkeynes@590 | 380 | * Caller is responsible for setting new_pc.
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nkeynes@590 | 381 | */
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nkeynes@590 | 382 | void sh4_emulator_exit( sh4vma_t endpc )
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nkeynes@590 | 383 | {
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nkeynes@590 | 384 | load_imm32( R_ECX, endpc - sh4_x86.block_start_pc ); // 5
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nkeynes@590 | 385 | ADD_r32_sh4r( R_ECX, R_PC );
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nkeynes@586 | 386 |
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nkeynes@590 | 387 | load_imm32( R_ECX, ((endpc - sh4_x86.block_start_pc)>>1)*sh4_cpu_period ); // 5
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nkeynes@590 | 388 | ADD_r32_sh4r( R_ECX, REG_OFFSET(slice_cycle) ); // 6
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nkeynes@590 | 389 | load_imm32( R_ECX, sh4_x86.in_delay_slot ? 1 : 0 );
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nkeynes@590 | 390 | store_spreg( R_ECX, REG_OFFSET(in_delay_slot) );
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nkeynes@590 | 391 |
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nkeynes@590 | 392 | call_func0( sh4_execute_instruction );
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nkeynes@590 | 393 | load_imm32( R_EAX, R_PC );
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nkeynes@590 | 394 | if( sh4_x86.tlb_on ) {
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nkeynes@590 | 395 | call_func1(xlat_get_code_by_vma,R_EAX);
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nkeynes@590 | 396 | } else {
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nkeynes@590 | 397 | call_func1(xlat_get_code,R_EAX);
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nkeynes@590 | 398 | }
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nkeynes@590 | 399 | AND_imm8s_r32( 0xFC, R_EAX ); // 3
|
nkeynes@590 | 400 | POP_r32(R_EBP);
|
nkeynes@590 | 401 | RET();
|
nkeynes@590 | 402 | }
|
nkeynes@539 | 403 |
|
nkeynes@359 | 404 | /**
|
nkeynes@359 | 405 | * Translate a single instruction. Delayed branches are handled specially
|
nkeynes@359 | 406 | * by translating both branch and delayed instruction as a single unit (as
|
nkeynes@359 | 407 | *
|
nkeynes@586 | 408 | * The instruction MUST be in the icache (assert check)
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nkeynes@359 | 409 | *
|
nkeynes@359 | 410 | * @return true if the instruction marks the end of a basic block
|
nkeynes@359 | 411 | * (eg a branch or
|
nkeynes@359 | 412 | */
|
nkeynes@590 | 413 | uint32_t sh4_translate_instruction( sh4vma_t pc )
|
nkeynes@359 | 414 | {
|
nkeynes@388 | 415 | uint32_t ir;
|
nkeynes@586 | 416 | /* Read instruction from icache */
|
nkeynes@586 | 417 | assert( IS_IN_ICACHE(pc) );
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nkeynes@586 | 418 | ir = *(uint16_t *)GET_ICACHE_PTR(pc);
|
nkeynes@586 | 419 |
|
nkeynes@586 | 420 | /* PC is not in the current icache - this usually means we're running
|
nkeynes@586 | 421 | * with MMU on, and we've gone past the end of the page. And since
|
nkeynes@586 | 422 | * sh4_translate_block is pretty careful about this, it means we're
|
nkeynes@586 | 423 | * almost certainly in a delay slot.
|
nkeynes@586 | 424 | *
|
nkeynes@586 | 425 | * Since we can't assume the page is present (and we can't fault it in
|
nkeynes@586 | 426 | * at this point, inline a call to sh4_execute_instruction (with a few
|
nkeynes@586 | 427 | * small repairs to cope with the different environment).
|
nkeynes@586 | 428 | */
|
nkeynes@586 | 429 |
|
nkeynes@586 | 430 | if( !sh4_x86.in_delay_slot ) {
|
nkeynes@586 | 431 | sh4_x86_add_recovery(pc);
|
nkeynes@388 | 432 | }
|
nkeynes@359 | 433 | %%
|
nkeynes@359 | 434 | /* ALU operations */
|
nkeynes@359 | 435 | ADD Rm, Rn {:
|
nkeynes@359 | 436 | load_reg( R_EAX, Rm );
|
nkeynes@359 | 437 | load_reg( R_ECX, Rn );
|
nkeynes@359 | 438 | ADD_r32_r32( R_EAX, R_ECX );
|
nkeynes@359 | 439 | store_reg( R_ECX, Rn );
|
nkeynes@417 | 440 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 441 | :}
|
nkeynes@359 | 442 | ADD #imm, Rn {:
|
nkeynes@359 | 443 | load_reg( R_EAX, Rn );
|
nkeynes@359 | 444 | ADD_imm8s_r32( imm, R_EAX );
|
nkeynes@359 | 445 | store_reg( R_EAX, Rn );
|
nkeynes@417 | 446 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 447 | :}
|
nkeynes@359 | 448 | ADDC Rm, Rn {:
|
nkeynes@417 | 449 | if( sh4_x86.tstate != TSTATE_C ) {
|
nkeynes@417 | 450 | LDC_t();
|
nkeynes@417 | 451 | }
|
nkeynes@359 | 452 | load_reg( R_EAX, Rm );
|
nkeynes@359 | 453 | load_reg( R_ECX, Rn );
|
nkeynes@359 | 454 | ADC_r32_r32( R_EAX, R_ECX );
|
nkeynes@359 | 455 | store_reg( R_ECX, Rn );
|
nkeynes@359 | 456 | SETC_t();
|
nkeynes@417 | 457 | sh4_x86.tstate = TSTATE_C;
|
nkeynes@359 | 458 | :}
|
nkeynes@359 | 459 | ADDV Rm, Rn {:
|
nkeynes@359 | 460 | load_reg( R_EAX, Rm );
|
nkeynes@359 | 461 | load_reg( R_ECX, Rn );
|
nkeynes@359 | 462 | ADD_r32_r32( R_EAX, R_ECX );
|
nkeynes@359 | 463 | store_reg( R_ECX, Rn );
|
nkeynes@359 | 464 | SETO_t();
|
nkeynes@417 | 465 | sh4_x86.tstate = TSTATE_O;
|
nkeynes@359 | 466 | :}
|
nkeynes@359 | 467 | AND Rm, Rn {:
|
nkeynes@359 | 468 | load_reg( R_EAX, Rm );
|
nkeynes@359 | 469 | load_reg( R_ECX, Rn );
|
nkeynes@359 | 470 | AND_r32_r32( R_EAX, R_ECX );
|
nkeynes@359 | 471 | store_reg( R_ECX, Rn );
|
nkeynes@417 | 472 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 473 | :}
|
nkeynes@359 | 474 | AND #imm, R0 {:
|
nkeynes@359 | 475 | load_reg( R_EAX, 0 );
|
nkeynes@359 | 476 | AND_imm32_r32(imm, R_EAX);
|
nkeynes@359 | 477 | store_reg( R_EAX, 0 );
|
nkeynes@417 | 478 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 479 | :}
|
nkeynes@359 | 480 | AND.B #imm, @(R0, GBR) {:
|
nkeynes@359 | 481 | load_reg( R_EAX, 0 );
|
nkeynes@359 | 482 | load_spreg( R_ECX, R_GBR );
|
nkeynes@586 | 483 | ADD_r32_r32( R_ECX, R_EAX );
|
nkeynes@586 | 484 | MMU_TRANSLATE_WRITE( R_EAX );
|
nkeynes@586 | 485 | PUSH_realigned_r32(R_EAX);
|
nkeynes@586 | 486 | MEM_READ_BYTE( R_EAX, R_EAX );
|
nkeynes@547 | 487 | POP_realigned_r32(R_ECX);
|
nkeynes@386 | 488 | AND_imm32_r32(imm, R_EAX );
|
nkeynes@359 | 489 | MEM_WRITE_BYTE( R_ECX, R_EAX );
|
nkeynes@417 | 490 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 491 | :}
|
nkeynes@359 | 492 | CMP/EQ Rm, Rn {:
|
nkeynes@359 | 493 | load_reg( R_EAX, Rm );
|
nkeynes@359 | 494 | load_reg( R_ECX, Rn );
|
nkeynes@359 | 495 | CMP_r32_r32( R_EAX, R_ECX );
|
nkeynes@359 | 496 | SETE_t();
|
nkeynes@417 | 497 | sh4_x86.tstate = TSTATE_E;
|
nkeynes@359 | 498 | :}
|
nkeynes@359 | 499 | CMP/EQ #imm, R0 {:
|
nkeynes@359 | 500 | load_reg( R_EAX, 0 );
|
nkeynes@359 | 501 | CMP_imm8s_r32(imm, R_EAX);
|
nkeynes@359 | 502 | SETE_t();
|
nkeynes@417 | 503 | sh4_x86.tstate = TSTATE_E;
|
nkeynes@359 | 504 | :}
|
nkeynes@359 | 505 | CMP/GE Rm, Rn {:
|
nkeynes@359 | 506 | load_reg( R_EAX, Rm );
|
nkeynes@359 | 507 | load_reg( R_ECX, Rn );
|
nkeynes@359 | 508 | CMP_r32_r32( R_EAX, R_ECX );
|
nkeynes@359 | 509 | SETGE_t();
|
nkeynes@417 | 510 | sh4_x86.tstate = TSTATE_GE;
|
nkeynes@359 | 511 | :}
|
nkeynes@359 | 512 | CMP/GT Rm, Rn {:
|
nkeynes@359 | 513 | load_reg( R_EAX, Rm );
|
nkeynes@359 | 514 | load_reg( R_ECX, Rn );
|
nkeynes@359 | 515 | CMP_r32_r32( R_EAX, R_ECX );
|
nkeynes@359 | 516 | SETG_t();
|
nkeynes@417 | 517 | sh4_x86.tstate = TSTATE_G;
|
nkeynes@359 | 518 | :}
|
nkeynes@359 | 519 | CMP/HI Rm, Rn {:
|
nkeynes@359 | 520 | load_reg( R_EAX, Rm );
|
nkeynes@359 | 521 | load_reg( R_ECX, Rn );
|
nkeynes@359 | 522 | CMP_r32_r32( R_EAX, R_ECX );
|
nkeynes@359 | 523 | SETA_t();
|
nkeynes@417 | 524 | sh4_x86.tstate = TSTATE_A;
|
nkeynes@359 | 525 | :}
|
nkeynes@359 | 526 | CMP/HS Rm, Rn {:
|
nkeynes@359 | 527 | load_reg( R_EAX, Rm );
|
nkeynes@359 | 528 | load_reg( R_ECX, Rn );
|
nkeynes@359 | 529 | CMP_r32_r32( R_EAX, R_ECX );
|
nkeynes@359 | 530 | SETAE_t();
|
nkeynes@417 | 531 | sh4_x86.tstate = TSTATE_AE;
|
nkeynes@359 | 532 | :}
|
nkeynes@359 | 533 | CMP/PL Rn {:
|
nkeynes@359 | 534 | load_reg( R_EAX, Rn );
|
nkeynes@359 | 535 | CMP_imm8s_r32( 0, R_EAX );
|
nkeynes@359 | 536 | SETG_t();
|
nkeynes@417 | 537 | sh4_x86.tstate = TSTATE_G;
|
nkeynes@359 | 538 | :}
|
nkeynes@359 | 539 | CMP/PZ Rn {:
|
nkeynes@359 | 540 | load_reg( R_EAX, Rn );
|
nkeynes@359 | 541 | CMP_imm8s_r32( 0, R_EAX );
|
nkeynes@359 | 542 | SETGE_t();
|
nkeynes@417 | 543 | sh4_x86.tstate = TSTATE_GE;
|
nkeynes@359 | 544 | :}
|
nkeynes@361 | 545 | CMP/STR Rm, Rn {:
|
nkeynes@368 | 546 | load_reg( R_EAX, Rm );
|
nkeynes@368 | 547 | load_reg( R_ECX, Rn );
|
nkeynes@368 | 548 | XOR_r32_r32( R_ECX, R_EAX );
|
nkeynes@368 | 549 | TEST_r8_r8( R_AL, R_AL );
|
nkeynes@380 | 550 | JE_rel8(13, target1);
|
nkeynes@368 | 551 | TEST_r8_r8( R_AH, R_AH ); // 2
|
nkeynes@380 | 552 | JE_rel8(9, target2);
|
nkeynes@368 | 553 | SHR_imm8_r32( 16, R_EAX ); // 3
|
nkeynes@368 | 554 | TEST_r8_r8( R_AL, R_AL ); // 2
|
nkeynes@380 | 555 | JE_rel8(2, target3);
|
nkeynes@368 | 556 | TEST_r8_r8( R_AH, R_AH ); // 2
|
nkeynes@380 | 557 | JMP_TARGET(target1);
|
nkeynes@380 | 558 | JMP_TARGET(target2);
|
nkeynes@380 | 559 | JMP_TARGET(target3);
|
nkeynes@368 | 560 | SETE_t();
|
nkeynes@417 | 561 | sh4_x86.tstate = TSTATE_E;
|
nkeynes@361 | 562 | :}
|
nkeynes@361 | 563 | DIV0S Rm, Rn {:
|
nkeynes@361 | 564 | load_reg( R_EAX, Rm );
|
nkeynes@386 | 565 | load_reg( R_ECX, Rn );
|
nkeynes@361 | 566 | SHR_imm8_r32( 31, R_EAX );
|
nkeynes@361 | 567 | SHR_imm8_r32( 31, R_ECX );
|
nkeynes@361 | 568 | store_spreg( R_EAX, R_M );
|
nkeynes@361 | 569 | store_spreg( R_ECX, R_Q );
|
nkeynes@361 | 570 | CMP_r32_r32( R_EAX, R_ECX );
|
nkeynes@386 | 571 | SETNE_t();
|
nkeynes@417 | 572 | sh4_x86.tstate = TSTATE_NE;
|
nkeynes@361 | 573 | :}
|
nkeynes@361 | 574 | DIV0U {:
|
nkeynes@361 | 575 | XOR_r32_r32( R_EAX, R_EAX );
|
nkeynes@361 | 576 | store_spreg( R_EAX, R_Q );
|
nkeynes@361 | 577 | store_spreg( R_EAX, R_M );
|
nkeynes@361 | 578 | store_spreg( R_EAX, R_T );
|
nkeynes@417 | 579 | sh4_x86.tstate = TSTATE_C; // works for DIV1
|
nkeynes@361 | 580 | :}
|
nkeynes@386 | 581 | DIV1 Rm, Rn {:
|
nkeynes@386 | 582 | load_spreg( R_ECX, R_M );
|
nkeynes@386 | 583 | load_reg( R_EAX, Rn );
|
nkeynes@417 | 584 | if( sh4_x86.tstate != TSTATE_C ) {
|
nkeynes@417 | 585 | LDC_t();
|
nkeynes@417 | 586 | }
|
nkeynes@386 | 587 | RCL1_r32( R_EAX );
|
nkeynes@386 | 588 | SETC_r8( R_DL ); // Q'
|
nkeynes@386 | 589 | CMP_sh4r_r32( R_Q, R_ECX );
|
nkeynes@386 | 590 | JE_rel8(5, mqequal);
|
nkeynes@386 | 591 | ADD_sh4r_r32( REG_OFFSET(r[Rm]), R_EAX );
|
nkeynes@386 | 592 | JMP_rel8(3, end);
|
nkeynes@380 | 593 | JMP_TARGET(mqequal);
|
nkeynes@386 | 594 | SUB_sh4r_r32( REG_OFFSET(r[Rm]), R_EAX );
|
nkeynes@386 | 595 | JMP_TARGET(end);
|
nkeynes@386 | 596 | store_reg( R_EAX, Rn ); // Done with Rn now
|
nkeynes@386 | 597 | SETC_r8(R_AL); // tmp1
|
nkeynes@386 | 598 | XOR_r8_r8( R_DL, R_AL ); // Q' = Q ^ tmp1
|
nkeynes@386 | 599 | XOR_r8_r8( R_AL, R_CL ); // Q'' = Q' ^ M
|
nkeynes@386 | 600 | store_spreg( R_ECX, R_Q );
|
nkeynes@386 | 601 | XOR_imm8s_r32( 1, R_AL ); // T = !Q'
|
nkeynes@386 | 602 | MOVZX_r8_r32( R_AL, R_EAX );
|
nkeynes@386 | 603 | store_spreg( R_EAX, R_T );
|
nkeynes@417 | 604 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@374 | 605 | :}
|
nkeynes@361 | 606 | DMULS.L Rm, Rn {:
|
nkeynes@361 | 607 | load_reg( R_EAX, Rm );
|
nkeynes@361 | 608 | load_reg( R_ECX, Rn );
|
nkeynes@361 | 609 | IMUL_r32(R_ECX);
|
nkeynes@361 | 610 | store_spreg( R_EDX, R_MACH );
|
nkeynes@361 | 611 | store_spreg( R_EAX, R_MACL );
|
nkeynes@417 | 612 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@361 | 613 | :}
|
nkeynes@361 | 614 | DMULU.L Rm, Rn {:
|
nkeynes@361 | 615 | load_reg( R_EAX, Rm );
|
nkeynes@361 | 616 | load_reg( R_ECX, Rn );
|
nkeynes@361 | 617 | MUL_r32(R_ECX);
|
nkeynes@361 | 618 | store_spreg( R_EDX, R_MACH );
|
nkeynes@361 | 619 | store_spreg( R_EAX, R_MACL );
|
nkeynes@417 | 620 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@361 | 621 | :}
|
nkeynes@359 | 622 | DT Rn {:
|
nkeynes@359 | 623 | load_reg( R_EAX, Rn );
|
nkeynes@382 | 624 | ADD_imm8s_r32( -1, R_EAX );
|
nkeynes@359 | 625 | store_reg( R_EAX, Rn );
|
nkeynes@359 | 626 | SETE_t();
|
nkeynes@417 | 627 | sh4_x86.tstate = TSTATE_E;
|
nkeynes@359 | 628 | :}
|
nkeynes@359 | 629 | EXTS.B Rm, Rn {:
|
nkeynes@359 | 630 | load_reg( R_EAX, Rm );
|
nkeynes@359 | 631 | MOVSX_r8_r32( R_EAX, R_EAX );
|
nkeynes@359 | 632 | store_reg( R_EAX, Rn );
|
nkeynes@359 | 633 | :}
|
nkeynes@361 | 634 | EXTS.W Rm, Rn {:
|
nkeynes@361 | 635 | load_reg( R_EAX, Rm );
|
nkeynes@361 | 636 | MOVSX_r16_r32( R_EAX, R_EAX );
|
nkeynes@361 | 637 | store_reg( R_EAX, Rn );
|
nkeynes@361 | 638 | :}
|
nkeynes@361 | 639 | EXTU.B Rm, Rn {:
|
nkeynes@361 | 640 | load_reg( R_EAX, Rm );
|
nkeynes@361 | 641 | MOVZX_r8_r32( R_EAX, R_EAX );
|
nkeynes@361 | 642 | store_reg( R_EAX, Rn );
|
nkeynes@361 | 643 | :}
|
nkeynes@361 | 644 | EXTU.W Rm, Rn {:
|
nkeynes@361 | 645 | load_reg( R_EAX, Rm );
|
nkeynes@361 | 646 | MOVZX_r16_r32( R_EAX, R_EAX );
|
nkeynes@361 | 647 | store_reg( R_EAX, Rn );
|
nkeynes@361 | 648 | :}
|
nkeynes@586 | 649 | MAC.L @Rm+, @Rn+ {:
|
nkeynes@586 | 650 | if( Rm == Rn ) {
|
nkeynes@586 | 651 | load_reg( R_EAX, Rm );
|
nkeynes@586 | 652 | check_ralign32( R_EAX );
|
nkeynes@586 | 653 | MMU_TRANSLATE_READ( R_EAX );
|
nkeynes@586 | 654 | PUSH_realigned_r32( R_EAX );
|
nkeynes@586 | 655 | load_reg( R_EAX, Rn );
|
nkeynes@586 | 656 | ADD_imm8s_r32( 4, R_EAX );
|
nkeynes@586 | 657 | MMU_TRANSLATE_READ( R_EAX );
|
nkeynes@586 | 658 | ADD_imm8s_sh4r( 8, REG_OFFSET(r[Rn]) );
|
nkeynes@586 | 659 | // Note translate twice in case of page boundaries. Maybe worth
|
nkeynes@586 | 660 | // adding a page-boundary check to skip the second translation
|
nkeynes@586 | 661 | } else {
|
nkeynes@586 | 662 | load_reg( R_EAX, Rm );
|
nkeynes@586 | 663 | check_ralign32( R_EAX );
|
nkeynes@586 | 664 | MMU_TRANSLATE_READ( R_EAX );
|
nkeynes@586 | 665 | PUSH_realigned_r32( R_EAX );
|
nkeynes@586 | 666 | load_reg( R_EAX, Rn );
|
nkeynes@586 | 667 | check_ralign32( R_EAX );
|
nkeynes@586 | 668 | MMU_TRANSLATE_READ( R_EAX );
|
nkeynes@586 | 669 | ADD_imm8s_sh4r( 4, REG_OFFSET(r[Rn]) );
|
nkeynes@586 | 670 | ADD_imm8s_sh4r( 4, REG_OFFSET(r[Rm]) );
|
nkeynes@586 | 671 | }
|
nkeynes@586 | 672 | MEM_READ_LONG( R_EAX, R_EAX );
|
nkeynes@586 | 673 | POP_r32( R_ECX );
|
nkeynes@586 | 674 | PUSH_r32( R_EAX );
|
nkeynes@386 | 675 | MEM_READ_LONG( R_ECX, R_EAX );
|
nkeynes@547 | 676 | POP_realigned_r32( R_ECX );
|
nkeynes@586 | 677 |
|
nkeynes@386 | 678 | IMUL_r32( R_ECX );
|
nkeynes@386 | 679 | ADD_r32_sh4r( R_EAX, R_MACL );
|
nkeynes@386 | 680 | ADC_r32_sh4r( R_EDX, R_MACH );
|
nkeynes@386 | 681 |
|
nkeynes@386 | 682 | load_spreg( R_ECX, R_S );
|
nkeynes@386 | 683 | TEST_r32_r32(R_ECX, R_ECX);
|
nkeynes@527 | 684 | JE_rel8( CALL_FUNC0_SIZE, nosat );
|
nkeynes@386 | 685 | call_func0( signsat48 );
|
nkeynes@386 | 686 | JMP_TARGET( nosat );
|
nkeynes@417 | 687 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@386 | 688 | :}
|
nkeynes@386 | 689 | MAC.W @Rm+, @Rn+ {:
|
nkeynes@586 | 690 | if( Rm == Rn ) {
|
nkeynes@586 | 691 | load_reg( R_EAX, Rm );
|
nkeynes@586 | 692 | check_ralign16( R_EAX );
|
nkeynes@586 | 693 | MMU_TRANSLATE_READ( R_EAX );
|
nkeynes@586 | 694 | PUSH_realigned_r32( R_EAX );
|
nkeynes@586 | 695 | load_reg( R_EAX, Rn );
|
nkeynes@586 | 696 | ADD_imm8s_r32( 2, R_EAX );
|
nkeynes@586 | 697 | MMU_TRANSLATE_READ( R_EAX );
|
nkeynes@586 | 698 | ADD_imm8s_sh4r( 4, REG_OFFSET(r[Rn]) );
|
nkeynes@586 | 699 | // Note translate twice in case of page boundaries. Maybe worth
|
nkeynes@586 | 700 | // adding a page-boundary check to skip the second translation
|
nkeynes@586 | 701 | } else {
|
nkeynes@586 | 702 | load_reg( R_EAX, Rm );
|
nkeynes@586 | 703 | check_ralign16( R_EAX );
|
nkeynes@586 | 704 | MMU_TRANSLATE_READ( R_EAX );
|
nkeynes@586 | 705 | PUSH_realigned_r32( R_EAX );
|
nkeynes@586 | 706 | load_reg( R_EAX, Rn );
|
nkeynes@586 | 707 | check_ralign16( R_EAX );
|
nkeynes@586 | 708 | MMU_TRANSLATE_READ( R_EAX );
|
nkeynes@586 | 709 | ADD_imm8s_sh4r( 2, REG_OFFSET(r[Rn]) );
|
nkeynes@586 | 710 | ADD_imm8s_sh4r( 2, REG_OFFSET(r[Rm]) );
|
nkeynes@586 | 711 | }
|
nkeynes@586 | 712 | MEM_READ_WORD( R_EAX, R_EAX );
|
nkeynes@586 | 713 | POP_r32( R_ECX );
|
nkeynes@586 | 714 | PUSH_r32( R_EAX );
|
nkeynes@386 | 715 | MEM_READ_WORD( R_ECX, R_EAX );
|
nkeynes@547 | 716 | POP_realigned_r32( R_ECX );
|
nkeynes@386 | 717 | IMUL_r32( R_ECX );
|
nkeynes@386 | 718 |
|
nkeynes@386 | 719 | load_spreg( R_ECX, R_S );
|
nkeynes@386 | 720 | TEST_r32_r32( R_ECX, R_ECX );
|
nkeynes@386 | 721 | JE_rel8( 47, nosat );
|
nkeynes@386 | 722 |
|
nkeynes@386 | 723 | ADD_r32_sh4r( R_EAX, R_MACL ); // 6
|
nkeynes@386 | 724 | JNO_rel8( 51, end ); // 2
|
nkeynes@386 | 725 | load_imm32( R_EDX, 1 ); // 5
|
nkeynes@386 | 726 | store_spreg( R_EDX, R_MACH ); // 6
|
nkeynes@386 | 727 | JS_rel8( 13, positive ); // 2
|
nkeynes@386 | 728 | load_imm32( R_EAX, 0x80000000 );// 5
|
nkeynes@386 | 729 | store_spreg( R_EAX, R_MACL ); // 6
|
nkeynes@386 | 730 | JMP_rel8( 25, end2 ); // 2
|
nkeynes@386 | 731 |
|
nkeynes@386 | 732 | JMP_TARGET(positive);
|
nkeynes@386 | 733 | load_imm32( R_EAX, 0x7FFFFFFF );// 5
|
nkeynes@386 | 734 | store_spreg( R_EAX, R_MACL ); // 6
|
nkeynes@386 | 735 | JMP_rel8( 12, end3); // 2
|
nkeynes@386 | 736 |
|
nkeynes@386 | 737 | JMP_TARGET(nosat);
|
nkeynes@386 | 738 | ADD_r32_sh4r( R_EAX, R_MACL ); // 6
|
nkeynes@386 | 739 | ADC_r32_sh4r( R_EDX, R_MACH ); // 6
|
nkeynes@386 | 740 | JMP_TARGET(end);
|
nkeynes@386 | 741 | JMP_TARGET(end2);
|
nkeynes@386 | 742 | JMP_TARGET(end3);
|
nkeynes@417 | 743 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@386 | 744 | :}
|
nkeynes@359 | 745 | MOVT Rn {:
|
nkeynes@359 | 746 | load_spreg( R_EAX, R_T );
|
nkeynes@359 | 747 | store_reg( R_EAX, Rn );
|
nkeynes@359 | 748 | :}
|
nkeynes@361 | 749 | MUL.L Rm, Rn {:
|
nkeynes@361 | 750 | load_reg( R_EAX, Rm );
|
nkeynes@361 | 751 | load_reg( R_ECX, Rn );
|
nkeynes@361 | 752 | MUL_r32( R_ECX );
|
nkeynes@361 | 753 | store_spreg( R_EAX, R_MACL );
|
nkeynes@417 | 754 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@361 | 755 | :}
|
nkeynes@374 | 756 | MULS.W Rm, Rn {:
|
nkeynes@374 | 757 | load_reg16s( R_EAX, Rm );
|
nkeynes@374 | 758 | load_reg16s( R_ECX, Rn );
|
nkeynes@374 | 759 | MUL_r32( R_ECX );
|
nkeynes@374 | 760 | store_spreg( R_EAX, R_MACL );
|
nkeynes@417 | 761 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@361 | 762 | :}
|
nkeynes@374 | 763 | MULU.W Rm, Rn {:
|
nkeynes@374 | 764 | load_reg16u( R_EAX, Rm );
|
nkeynes@374 | 765 | load_reg16u( R_ECX, Rn );
|
nkeynes@374 | 766 | MUL_r32( R_ECX );
|
nkeynes@374 | 767 | store_spreg( R_EAX, R_MACL );
|
nkeynes@417 | 768 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@374 | 769 | :}
|
nkeynes@359 | 770 | NEG Rm, Rn {:
|
nkeynes@359 | 771 | load_reg( R_EAX, Rm );
|
nkeynes@359 | 772 | NEG_r32( R_EAX );
|
nkeynes@359 | 773 | store_reg( R_EAX, Rn );
|
nkeynes@417 | 774 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 775 | :}
|
nkeynes@359 | 776 | NEGC Rm, Rn {:
|
nkeynes@359 | 777 | load_reg( R_EAX, Rm );
|
nkeynes@359 | 778 | XOR_r32_r32( R_ECX, R_ECX );
|
nkeynes@359 | 779 | LDC_t();
|
nkeynes@359 | 780 | SBB_r32_r32( R_EAX, R_ECX );
|
nkeynes@359 | 781 | store_reg( R_ECX, Rn );
|
nkeynes@359 | 782 | SETC_t();
|
nkeynes@417 | 783 | sh4_x86.tstate = TSTATE_C;
|
nkeynes@359 | 784 | :}
|
nkeynes@359 | 785 | NOT Rm, Rn {:
|
nkeynes@359 | 786 | load_reg( R_EAX, Rm );
|
nkeynes@359 | 787 | NOT_r32( R_EAX );
|
nkeynes@359 | 788 | store_reg( R_EAX, Rn );
|
nkeynes@417 | 789 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 790 | :}
|
nkeynes@359 | 791 | OR Rm, Rn {:
|
nkeynes@359 | 792 | load_reg( R_EAX, Rm );
|
nkeynes@359 | 793 | load_reg( R_ECX, Rn );
|
nkeynes@359 | 794 | OR_r32_r32( R_EAX, R_ECX );
|
nkeynes@359 | 795 | store_reg( R_ECX, Rn );
|
nkeynes@417 | 796 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 797 | :}
|
nkeynes@359 | 798 | OR #imm, R0 {:
|
nkeynes@359 | 799 | load_reg( R_EAX, 0 );
|
nkeynes@359 | 800 | OR_imm32_r32(imm, R_EAX);
|
nkeynes@359 | 801 | store_reg( R_EAX, 0 );
|
nkeynes@417 | 802 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 803 | :}
|
nkeynes@374 | 804 | OR.B #imm, @(R0, GBR) {:
|
nkeynes@374 | 805 | load_reg( R_EAX, 0 );
|
nkeynes@374 | 806 | load_spreg( R_ECX, R_GBR );
|
nkeynes@586 | 807 | ADD_r32_r32( R_ECX, R_EAX );
|
nkeynes@586 | 808 | MMU_TRANSLATE_WRITE( R_EAX );
|
nkeynes@586 | 809 | PUSH_realigned_r32(R_EAX);
|
nkeynes@586 | 810 | MEM_READ_BYTE( R_EAX, R_EAX );
|
nkeynes@547 | 811 | POP_realigned_r32(R_ECX);
|
nkeynes@386 | 812 | OR_imm32_r32(imm, R_EAX );
|
nkeynes@374 | 813 | MEM_WRITE_BYTE( R_ECX, R_EAX );
|
nkeynes@417 | 814 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@374 | 815 | :}
|
nkeynes@359 | 816 | ROTCL Rn {:
|
nkeynes@359 | 817 | load_reg( R_EAX, Rn );
|
nkeynes@417 | 818 | if( sh4_x86.tstate != TSTATE_C ) {
|
nkeynes@417 | 819 | LDC_t();
|
nkeynes@417 | 820 | }
|
nkeynes@359 | 821 | RCL1_r32( R_EAX );
|
nkeynes@359 | 822 | store_reg( R_EAX, Rn );
|
nkeynes@359 | 823 | SETC_t();
|
nkeynes@417 | 824 | sh4_x86.tstate = TSTATE_C;
|
nkeynes@359 | 825 | :}
|
nkeynes@359 | 826 | ROTCR Rn {:
|
nkeynes@359 | 827 | load_reg( R_EAX, Rn );
|
nkeynes@417 | 828 | if( sh4_x86.tstate != TSTATE_C ) {
|
nkeynes@417 | 829 | LDC_t();
|
nkeynes@417 | 830 | }
|
nkeynes@359 | 831 | RCR1_r32( R_EAX );
|
nkeynes@359 | 832 | store_reg( R_EAX, Rn );
|
nkeynes@359 | 833 | SETC_t();
|
nkeynes@417 | 834 | sh4_x86.tstate = TSTATE_C;
|
nkeynes@359 | 835 | :}
|
nkeynes@359 | 836 | ROTL Rn {:
|
nkeynes@359 | 837 | load_reg( R_EAX, Rn );
|
nkeynes@359 | 838 | ROL1_r32( R_EAX );
|
nkeynes@359 | 839 | store_reg( R_EAX, Rn );
|
nkeynes@359 | 840 | SETC_t();
|
nkeynes@417 | 841 | sh4_x86.tstate = TSTATE_C;
|
nkeynes@359 | 842 | :}
|
nkeynes@359 | 843 | ROTR Rn {:
|
nkeynes@359 | 844 | load_reg( R_EAX, Rn );
|
nkeynes@359 | 845 | ROR1_r32( R_EAX );
|
nkeynes@359 | 846 | store_reg( R_EAX, Rn );
|
nkeynes@359 | 847 | SETC_t();
|
nkeynes@417 | 848 | sh4_x86.tstate = TSTATE_C;
|
nkeynes@359 | 849 | :}
|
nkeynes@359 | 850 | SHAD Rm, Rn {:
|
nkeynes@359 | 851 | /* Annoyingly enough, not directly convertible */
|
nkeynes@361 | 852 | load_reg( R_EAX, Rn );
|
nkeynes@361 | 853 | load_reg( R_ECX, Rm );
|
nkeynes@361 | 854 | CMP_imm32_r32( 0, R_ECX );
|
nkeynes@386 | 855 | JGE_rel8(16, doshl);
|
nkeynes@361 | 856 |
|
nkeynes@361 | 857 | NEG_r32( R_ECX ); // 2
|
nkeynes@361 | 858 | AND_imm8_r8( 0x1F, R_CL ); // 3
|
nkeynes@386 | 859 | JE_rel8( 4, emptysar); // 2
|
nkeynes@361 | 860 | SAR_r32_CL( R_EAX ); // 2
|
nkeynes@386 | 861 | JMP_rel8(10, end); // 2
|
nkeynes@386 | 862 |
|
nkeynes@386 | 863 | JMP_TARGET(emptysar);
|
nkeynes@386 | 864 | SAR_imm8_r32(31, R_EAX ); // 3
|
nkeynes@386 | 865 | JMP_rel8(5, end2);
|
nkeynes@382 | 866 |
|
nkeynes@380 | 867 | JMP_TARGET(doshl);
|
nkeynes@361 | 868 | AND_imm8_r8( 0x1F, R_CL ); // 3
|
nkeynes@361 | 869 | SHL_r32_CL( R_EAX ); // 2
|
nkeynes@380 | 870 | JMP_TARGET(end);
|
nkeynes@386 | 871 | JMP_TARGET(end2);
|
nkeynes@361 | 872 | store_reg( R_EAX, Rn );
|
nkeynes@417 | 873 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 874 | :}
|
nkeynes@359 | 875 | SHLD Rm, Rn {:
|
nkeynes@368 | 876 | load_reg( R_EAX, Rn );
|
nkeynes@368 | 877 | load_reg( R_ECX, Rm );
|
nkeynes@382 | 878 | CMP_imm32_r32( 0, R_ECX );
|
nkeynes@386 | 879 | JGE_rel8(15, doshl);
|
nkeynes@368 | 880 |
|
nkeynes@382 | 881 | NEG_r32( R_ECX ); // 2
|
nkeynes@382 | 882 | AND_imm8_r8( 0x1F, R_CL ); // 3
|
nkeynes@386 | 883 | JE_rel8( 4, emptyshr );
|
nkeynes@382 | 884 | SHR_r32_CL( R_EAX ); // 2
|
nkeynes@386 | 885 | JMP_rel8(9, end); // 2
|
nkeynes@386 | 886 |
|
nkeynes@386 | 887 | JMP_TARGET(emptyshr);
|
nkeynes@386 | 888 | XOR_r32_r32( R_EAX, R_EAX );
|
nkeynes@386 | 889 | JMP_rel8(5, end2);
|
nkeynes@382 | 890 |
|
nkeynes@382 | 891 | JMP_TARGET(doshl);
|
nkeynes@382 | 892 | AND_imm8_r8( 0x1F, R_CL ); // 3
|
nkeynes@382 | 893 | SHL_r32_CL( R_EAX ); // 2
|
nkeynes@382 | 894 | JMP_TARGET(end);
|
nkeynes@386 | 895 | JMP_TARGET(end2);
|
nkeynes@368 | 896 | store_reg( R_EAX, Rn );
|
nkeynes@417 | 897 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 898 | :}
|
nkeynes@359 | 899 | SHAL Rn {:
|
nkeynes@359 | 900 | load_reg( R_EAX, Rn );
|
nkeynes@359 | 901 | SHL1_r32( R_EAX );
|
nkeynes@397 | 902 | SETC_t();
|
nkeynes@359 | 903 | store_reg( R_EAX, Rn );
|
nkeynes@417 | 904 | sh4_x86.tstate = TSTATE_C;
|
nkeynes@359 | 905 | :}
|
nkeynes@359 | 906 | SHAR Rn {:
|
nkeynes@359 | 907 | load_reg( R_EAX, Rn );
|
nkeynes@359 | 908 | SAR1_r32( R_EAX );
|
nkeynes@397 | 909 | SETC_t();
|
nkeynes@359 | 910 | store_reg( R_EAX, Rn );
|
nkeynes@417 | 911 | sh4_x86.tstate = TSTATE_C;
|
nkeynes@359 | 912 | :}
|
nkeynes@359 | 913 | SHLL Rn {:
|
nkeynes@359 | 914 | load_reg( R_EAX, Rn );
|
nkeynes@359 | 915 | SHL1_r32( R_EAX );
|
nkeynes@397 | 916 | SETC_t();
|
nkeynes@359 | 917 | store_reg( R_EAX, Rn );
|
nkeynes@417 | 918 | sh4_x86.tstate = TSTATE_C;
|
nkeynes@359 | 919 | :}
|
nkeynes@359 | 920 | SHLL2 Rn {:
|
nkeynes@359 | 921 | load_reg( R_EAX, Rn );
|
nkeynes@359 | 922 | SHL_imm8_r32( 2, R_EAX );
|
nkeynes@359 | 923 | store_reg( R_EAX, Rn );
|
nkeynes@417 | 924 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 925 | :}
|
nkeynes@359 | 926 | SHLL8 Rn {:
|
nkeynes@359 | 927 | load_reg( R_EAX, Rn );
|
nkeynes@359 | 928 | SHL_imm8_r32( 8, R_EAX );
|
nkeynes@359 | 929 | store_reg( R_EAX, Rn );
|
nkeynes@417 | 930 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 931 | :}
|
nkeynes@359 | 932 | SHLL16 Rn {:
|
nkeynes@359 | 933 | load_reg( R_EAX, Rn );
|
nkeynes@359 | 934 | SHL_imm8_r32( 16, R_EAX );
|
nkeynes@359 | 935 | store_reg( R_EAX, Rn );
|
nkeynes@417 | 936 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 937 | :}
|
nkeynes@359 | 938 | SHLR Rn {:
|
nkeynes@359 | 939 | load_reg( R_EAX, Rn );
|
nkeynes@359 | 940 | SHR1_r32( R_EAX );
|
nkeynes@397 | 941 | SETC_t();
|
nkeynes@359 | 942 | store_reg( R_EAX, Rn );
|
nkeynes@417 | 943 | sh4_x86.tstate = TSTATE_C;
|
nkeynes@359 | 944 | :}
|
nkeynes@359 | 945 | SHLR2 Rn {:
|
nkeynes@359 | 946 | load_reg( R_EAX, Rn );
|
nkeynes@359 | 947 | SHR_imm8_r32( 2, R_EAX );
|
nkeynes@359 | 948 | store_reg( R_EAX, Rn );
|
nkeynes@417 | 949 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 950 | :}
|
nkeynes@359 | 951 | SHLR8 Rn {:
|
nkeynes@359 | 952 | load_reg( R_EAX, Rn );
|
nkeynes@359 | 953 | SHR_imm8_r32( 8, R_EAX );
|
nkeynes@359 | 954 | store_reg( R_EAX, Rn );
|
nkeynes@417 | 955 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 956 | :}
|
nkeynes@359 | 957 | SHLR16 Rn {:
|
nkeynes@359 | 958 | load_reg( R_EAX, Rn );
|
nkeynes@359 | 959 | SHR_imm8_r32( 16, R_EAX );
|
nkeynes@359 | 960 | store_reg( R_EAX, Rn );
|
nkeynes@417 | 961 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 962 | :}
|
nkeynes@359 | 963 | SUB Rm, Rn {:
|
nkeynes@359 | 964 | load_reg( R_EAX, Rm );
|
nkeynes@359 | 965 | load_reg( R_ECX, Rn );
|
nkeynes@359 | 966 | SUB_r32_r32( R_EAX, R_ECX );
|
nkeynes@359 | 967 | store_reg( R_ECX, Rn );
|
nkeynes@417 | 968 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 969 | :}
|
nkeynes@359 | 970 | SUBC Rm, Rn {:
|
nkeynes@359 | 971 | load_reg( R_EAX, Rm );
|
nkeynes@359 | 972 | load_reg( R_ECX, Rn );
|
nkeynes@417 | 973 | if( sh4_x86.tstate != TSTATE_C ) {
|
nkeynes@417 | 974 | LDC_t();
|
nkeynes@417 | 975 | }
|
nkeynes@359 | 976 | SBB_r32_r32( R_EAX, R_ECX );
|
nkeynes@359 | 977 | store_reg( R_ECX, Rn );
|
nkeynes@394 | 978 | SETC_t();
|
nkeynes@417 | 979 | sh4_x86.tstate = TSTATE_C;
|
nkeynes@359 | 980 | :}
|
nkeynes@359 | 981 | SUBV Rm, Rn {:
|
nkeynes@359 | 982 | load_reg( R_EAX, Rm );
|
nkeynes@359 | 983 | load_reg( R_ECX, Rn );
|
nkeynes@359 | 984 | SUB_r32_r32( R_EAX, R_ECX );
|
nkeynes@359 | 985 | store_reg( R_ECX, Rn );
|
nkeynes@359 | 986 | SETO_t();
|
nkeynes@417 | 987 | sh4_x86.tstate = TSTATE_O;
|
nkeynes@359 | 988 | :}
|
nkeynes@359 | 989 | SWAP.B Rm, Rn {:
|
nkeynes@359 | 990 | load_reg( R_EAX, Rm );
|
nkeynes@359 | 991 | XCHG_r8_r8( R_AL, R_AH );
|
nkeynes@359 | 992 | store_reg( R_EAX, Rn );
|
nkeynes@359 | 993 | :}
|
nkeynes@359 | 994 | SWAP.W Rm, Rn {:
|
nkeynes@359 | 995 | load_reg( R_EAX, Rm );
|
nkeynes@359 | 996 | MOV_r32_r32( R_EAX, R_ECX );
|
nkeynes@359 | 997 | SHL_imm8_r32( 16, R_ECX );
|
nkeynes@359 | 998 | SHR_imm8_r32( 16, R_EAX );
|
nkeynes@359 | 999 | OR_r32_r32( R_EAX, R_ECX );
|
nkeynes@359 | 1000 | store_reg( R_ECX, Rn );
|
nkeynes@417 | 1001 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 1002 | :}
|
nkeynes@361 | 1003 | TAS.B @Rn {:
|
nkeynes@586 | 1004 | load_reg( R_EAX, Rn );
|
nkeynes@586 | 1005 | MMU_TRANSLATE_WRITE( R_EAX );
|
nkeynes@586 | 1006 | PUSH_realigned_r32( R_EAX );
|
nkeynes@586 | 1007 | MEM_READ_BYTE( R_EAX, R_EAX );
|
nkeynes@361 | 1008 | TEST_r8_r8( R_AL, R_AL );
|
nkeynes@361 | 1009 | SETE_t();
|
nkeynes@361 | 1010 | OR_imm8_r8( 0x80, R_AL );
|
nkeynes@586 | 1011 | POP_realigned_r32( R_ECX );
|
nkeynes@361 | 1012 | MEM_WRITE_BYTE( R_ECX, R_EAX );
|
nkeynes@417 | 1013 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@361 | 1014 | :}
|
nkeynes@361 | 1015 | TST Rm, Rn {:
|
nkeynes@361 | 1016 | load_reg( R_EAX, Rm );
|
nkeynes@361 | 1017 | load_reg( R_ECX, Rn );
|
nkeynes@361 | 1018 | TEST_r32_r32( R_EAX, R_ECX );
|
nkeynes@361 | 1019 | SETE_t();
|
nkeynes@417 | 1020 | sh4_x86.tstate = TSTATE_E;
|
nkeynes@361 | 1021 | :}
|
nkeynes@368 | 1022 | TST #imm, R0 {:
|
nkeynes@368 | 1023 | load_reg( R_EAX, 0 );
|
nkeynes@368 | 1024 | TEST_imm32_r32( imm, R_EAX );
|
nkeynes@368 | 1025 | SETE_t();
|
nkeynes@417 | 1026 | sh4_x86.tstate = TSTATE_E;
|
nkeynes@368 | 1027 | :}
|
nkeynes@368 | 1028 | TST.B #imm, @(R0, GBR) {:
|
nkeynes@368 | 1029 | load_reg( R_EAX, 0);
|
nkeynes@368 | 1030 | load_reg( R_ECX, R_GBR);
|
nkeynes@586 | 1031 | ADD_r32_r32( R_ECX, R_EAX );
|
nkeynes@586 | 1032 | MMU_TRANSLATE_READ( R_EAX );
|
nkeynes@586 | 1033 | MEM_READ_BYTE( R_EAX, R_EAX );
|
nkeynes@394 | 1034 | TEST_imm8_r8( imm, R_AL );
|
nkeynes@368 | 1035 | SETE_t();
|
nkeynes@417 | 1036 | sh4_x86.tstate = TSTATE_E;
|
nkeynes@368 | 1037 | :}
|
nkeynes@359 | 1038 | XOR Rm, Rn {:
|
nkeynes@359 | 1039 | load_reg( R_EAX, Rm );
|
nkeynes@359 | 1040 | load_reg( R_ECX, Rn );
|
nkeynes@359 | 1041 | XOR_r32_r32( R_EAX, R_ECX );
|
nkeynes@359 | 1042 | store_reg( R_ECX, Rn );
|
nkeynes@417 | 1043 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 1044 | :}
|
nkeynes@359 | 1045 | XOR #imm, R0 {:
|
nkeynes@359 | 1046 | load_reg( R_EAX, 0 );
|
nkeynes@359 | 1047 | XOR_imm32_r32( imm, R_EAX );
|
nkeynes@359 | 1048 | store_reg( R_EAX, 0 );
|
nkeynes@417 | 1049 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 1050 | :}
|
nkeynes@359 | 1051 | XOR.B #imm, @(R0, GBR) {:
|
nkeynes@359 | 1052 | load_reg( R_EAX, 0 );
|
nkeynes@359 | 1053 | load_spreg( R_ECX, R_GBR );
|
nkeynes@586 | 1054 | ADD_r32_r32( R_ECX, R_EAX );
|
nkeynes@586 | 1055 | MMU_TRANSLATE_WRITE( R_EAX );
|
nkeynes@586 | 1056 | PUSH_realigned_r32(R_EAX);
|
nkeynes@586 | 1057 | MEM_READ_BYTE(R_EAX, R_EAX);
|
nkeynes@547 | 1058 | POP_realigned_r32(R_ECX);
|
nkeynes@359 | 1059 | XOR_imm32_r32( imm, R_EAX );
|
nkeynes@359 | 1060 | MEM_WRITE_BYTE( R_ECX, R_EAX );
|
nkeynes@417 | 1061 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 1062 | :}
|
nkeynes@361 | 1063 | XTRCT Rm, Rn {:
|
nkeynes@361 | 1064 | load_reg( R_EAX, Rm );
|
nkeynes@394 | 1065 | load_reg( R_ECX, Rn );
|
nkeynes@394 | 1066 | SHL_imm8_r32( 16, R_EAX );
|
nkeynes@394 | 1067 | SHR_imm8_r32( 16, R_ECX );
|
nkeynes@361 | 1068 | OR_r32_r32( R_EAX, R_ECX );
|
nkeynes@361 | 1069 | store_reg( R_ECX, Rn );
|
nkeynes@417 | 1070 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 1071 | :}
|
nkeynes@359 | 1072 |
|
nkeynes@359 | 1073 | /* Data move instructions */
|
nkeynes@359 | 1074 | MOV Rm, Rn {:
|
nkeynes@359 | 1075 | load_reg( R_EAX, Rm );
|
nkeynes@359 | 1076 | store_reg( R_EAX, Rn );
|
nkeynes@359 | 1077 | :}
|
nkeynes@359 | 1078 | MOV #imm, Rn {:
|
nkeynes@359 | 1079 | load_imm32( R_EAX, imm );
|
nkeynes@359 | 1080 | store_reg( R_EAX, Rn );
|
nkeynes@359 | 1081 | :}
|
nkeynes@359 | 1082 | MOV.B Rm, @Rn {:
|
nkeynes@586 | 1083 | load_reg( R_EAX, Rn );
|
nkeynes@586 | 1084 | MMU_TRANSLATE_WRITE( R_EAX );
|
nkeynes@586 | 1085 | load_reg( R_EDX, Rm );
|
nkeynes@586 | 1086 | MEM_WRITE_BYTE( R_EAX, R_EDX );
|
nkeynes@417 | 1087 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 1088 | :}
|
nkeynes@359 | 1089 | MOV.B Rm, @-Rn {:
|
nkeynes@586 | 1090 | load_reg( R_EAX, Rn );
|
nkeynes@586 | 1091 | ADD_imm8s_r32( -1, R_EAX );
|
nkeynes@586 | 1092 | MMU_TRANSLATE_WRITE( R_EAX );
|
nkeynes@586 | 1093 | load_reg( R_EDX, Rm );
|
nkeynes@586 | 1094 | ADD_imm8s_sh4r( -1, REG_OFFSET(r[Rn]) );
|
nkeynes@586 | 1095 | MEM_WRITE_BYTE( R_EAX, R_EDX );
|
nkeynes@417 | 1096 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 1097 | :}
|
nkeynes@359 | 1098 | MOV.B Rm, @(R0, Rn) {:
|
nkeynes@359 | 1099 | load_reg( R_EAX, 0 );
|
nkeynes@359 | 1100 | load_reg( R_ECX, Rn );
|
nkeynes@586 | 1101 | ADD_r32_r32( R_ECX, R_EAX );
|
nkeynes@586 | 1102 | MMU_TRANSLATE_WRITE( R_EAX );
|
nkeynes@586 | 1103 | load_reg( R_EDX, Rm );
|
nkeynes@586 | 1104 | MEM_WRITE_BYTE( R_EAX, R_EDX );
|
nkeynes@417 | 1105 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 1106 | :}
|
nkeynes@359 | 1107 | MOV.B R0, @(disp, GBR) {:
|
nkeynes@586 | 1108 | load_spreg( R_EAX, R_GBR );
|
nkeynes@586 | 1109 | ADD_imm32_r32( disp, R_EAX );
|
nkeynes@586 | 1110 | MMU_TRANSLATE_WRITE( R_EAX );
|
nkeynes@586 | 1111 | load_reg( R_EDX, 0 );
|
nkeynes@586 | 1112 | MEM_WRITE_BYTE( R_EAX, R_EDX );
|
nkeynes@417 | 1113 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 1114 | :}
|
nkeynes@359 | 1115 | MOV.B R0, @(disp, Rn) {:
|
nkeynes@586 | 1116 | load_reg( R_EAX, Rn );
|
nkeynes@586 | 1117 | ADD_imm32_r32( disp, R_EAX );
|
nkeynes@586 | 1118 | MMU_TRANSLATE_WRITE( R_EAX );
|
nkeynes@586 | 1119 | load_reg( R_EDX, 0 );
|
nkeynes@586 | 1120 | MEM_WRITE_BYTE( R_EAX, R_EDX );
|
nkeynes@417 | 1121 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 1122 | :}
|
nkeynes@359 | 1123 | MOV.B @Rm, Rn {:
|
nkeynes@586 | 1124 | load_reg( R_EAX, Rm );
|
nkeynes@586 | 1125 | MMU_TRANSLATE_READ( R_EAX );
|
nkeynes@586 | 1126 | MEM_READ_BYTE( R_EAX, R_EAX );
|
nkeynes@386 | 1127 | store_reg( R_EAX, Rn );
|
nkeynes@417 | 1128 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 1129 | :}
|
nkeynes@359 | 1130 | MOV.B @Rm+, Rn {:
|
nkeynes@586 | 1131 | load_reg( R_EAX, Rm );
|
nkeynes@586 | 1132 | MMU_TRANSLATE_READ( R_EAX );
|
nkeynes@586 | 1133 | ADD_imm8s_sh4r( 1, REG_OFFSET(r[Rm]) );
|
nkeynes@586 | 1134 | MEM_READ_BYTE( R_EAX, R_EAX );
|
nkeynes@359 | 1135 | store_reg( R_EAX, Rn );
|
nkeynes@417 | 1136 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 1137 | :}
|
nkeynes@359 | 1138 | MOV.B @(R0, Rm), Rn {:
|
nkeynes@359 | 1139 | load_reg( R_EAX, 0 );
|
nkeynes@359 | 1140 | load_reg( R_ECX, Rm );
|
nkeynes@586 | 1141 | ADD_r32_r32( R_ECX, R_EAX );
|
nkeynes@586 | 1142 | MMU_TRANSLATE_READ( R_EAX )
|
nkeynes@586 | 1143 | MEM_READ_BYTE( R_EAX, R_EAX );
|
nkeynes@359 | 1144 | store_reg( R_EAX, Rn );
|
nkeynes@417 | 1145 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 1146 | :}
|
nkeynes@359 | 1147 | MOV.B @(disp, GBR), R0 {:
|
nkeynes@586 | 1148 | load_spreg( R_EAX, R_GBR );
|
nkeynes@586 | 1149 | ADD_imm32_r32( disp, R_EAX );
|
nkeynes@586 | 1150 | MMU_TRANSLATE_READ( R_EAX );
|
nkeynes@586 | 1151 | MEM_READ_BYTE( R_EAX, R_EAX );
|
nkeynes@359 | 1152 | store_reg( R_EAX, 0 );
|
nkeynes@417 | 1153 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 1154 | :}
|
nkeynes@359 | 1155 | MOV.B @(disp, Rm), R0 {:
|
nkeynes@586 | 1156 | load_reg( R_EAX, Rm );
|
nkeynes@586 | 1157 | ADD_imm32_r32( disp, R_EAX );
|
nkeynes@586 | 1158 | MMU_TRANSLATE_READ( R_EAX );
|
nkeynes@586 | 1159 | MEM_READ_BYTE( R_EAX, R_EAX );
|
nkeynes@359 | 1160 | store_reg( R_EAX, 0 );
|
nkeynes@417 | 1161 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 1162 | :}
|
nkeynes@374 | 1163 | MOV.L Rm, @Rn {:
|
nkeynes@586 | 1164 | load_reg( R_EAX, Rn );
|
nkeynes@586 | 1165 | check_walign32(R_EAX);
|
nkeynes@586 | 1166 | MMU_TRANSLATE_WRITE( R_EAX );
|
nkeynes@586 | 1167 | load_reg( R_EDX, Rm );
|
nkeynes@586 | 1168 | MEM_WRITE_LONG( R_EAX, R_EDX );
|
nkeynes@417 | 1169 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@361 | 1170 | :}
|
nkeynes@361 | 1171 | MOV.L Rm, @-Rn {:
|
nkeynes@586 | 1172 | load_reg( R_EAX, Rn );
|
nkeynes@586 | 1173 | ADD_imm8s_r32( -4, R_EAX );
|
nkeynes@586 | 1174 | check_walign32( R_EAX );
|
nkeynes@586 | 1175 | MMU_TRANSLATE_WRITE( R_EAX );
|
nkeynes@586 | 1176 | load_reg( R_EDX, Rm );
|
nkeynes@586 | 1177 | ADD_imm8s_sh4r( -4, REG_OFFSET(r[Rn]) );
|
nkeynes@586 | 1178 | MEM_WRITE_LONG( R_EAX, R_EDX );
|
nkeynes@417 | 1179 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@361 | 1180 | :}
|
nkeynes@361 | 1181 | MOV.L Rm, @(R0, Rn) {:
|
nkeynes@361 | 1182 | load_reg( R_EAX, 0 );
|
nkeynes@361 | 1183 | load_reg( R_ECX, Rn );
|
nkeynes@586 | 1184 | ADD_r32_r32( R_ECX, R_EAX );
|
nkeynes@586 | 1185 | check_walign32( R_EAX );
|
nkeynes@586 | 1186 | MMU_TRANSLATE_WRITE( R_EAX );
|
nkeynes@586 | 1187 | load_reg( R_EDX, Rm );
|
nkeynes@586 | 1188 | MEM_WRITE_LONG( R_EAX, R_EDX );
|
nkeynes@417 | 1189 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@361 | 1190 | :}
|
nkeynes@361 | 1191 | MOV.L R0, @(disp, GBR) {:
|
nkeynes@586 | 1192 | load_spreg( R_EAX, R_GBR );
|
nkeynes@586 | 1193 | ADD_imm32_r32( disp, R_EAX );
|
nkeynes@586 | 1194 | check_walign32( R_EAX );
|
nkeynes@586 | 1195 | MMU_TRANSLATE_WRITE( R_EAX );
|
nkeynes@586 | 1196 | load_reg( R_EDX, 0 );
|
nkeynes@586 | 1197 | MEM_WRITE_LONG( R_EAX, R_EDX );
|
nkeynes@417 | 1198 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@361 | 1199 | :}
|
nkeynes@361 | 1200 | MOV.L Rm, @(disp, Rn) {:
|
nkeynes@586 | 1201 | load_reg( R_EAX, Rn );
|
nkeynes@586 | 1202 | ADD_imm32_r32( disp, R_EAX );
|
nkeynes@586 | 1203 | check_walign32( R_EAX );
|
nkeynes@586 | 1204 | MMU_TRANSLATE_WRITE( R_EAX );
|
nkeynes@586 | 1205 | load_reg( R_EDX, Rm );
|
nkeynes@586 | 1206 | MEM_WRITE_LONG( R_EAX, R_EDX );
|
nkeynes@417 | 1207 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@361 | 1208 | :}
|
nkeynes@361 | 1209 | MOV.L @Rm, Rn {:
|
nkeynes@586 | 1210 | load_reg( R_EAX, Rm );
|
nkeynes@586 | 1211 | check_ralign32( R_EAX );
|
nkeynes@586 | 1212 | MMU_TRANSLATE_READ( R_EAX );
|
nkeynes@586 | 1213 | MEM_READ_LONG( R_EAX, R_EAX );
|
nkeynes@361 | 1214 | store_reg( R_EAX, Rn );
|
nkeynes@417 | 1215 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@361 | 1216 | :}
|
nkeynes@361 | 1217 | MOV.L @Rm+, Rn {:
|
nkeynes@361 | 1218 | load_reg( R_EAX, Rm );
|
nkeynes@382 | 1219 | check_ralign32( R_EAX );
|
nkeynes@586 | 1220 | MMU_TRANSLATE_READ( R_EAX );
|
nkeynes@586 | 1221 | ADD_imm8s_sh4r( 4, REG_OFFSET(r[Rm]) );
|
nkeynes@586 | 1222 | MEM_READ_LONG( R_EAX, R_EAX );
|
nkeynes@361 | 1223 | store_reg( R_EAX, Rn );
|
nkeynes@417 | 1224 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@361 | 1225 | :}
|
nkeynes@361 | 1226 | MOV.L @(R0, Rm), Rn {:
|
nkeynes@361 | 1227 | load_reg( R_EAX, 0 );
|
nkeynes@361 | 1228 | load_reg( R_ECX, Rm );
|
nkeynes@586 | 1229 | ADD_r32_r32( R_ECX, R_EAX );
|
nkeynes@586 | 1230 | check_ralign32( R_EAX );
|
nkeynes@586 | 1231 | MMU_TRANSLATE_READ( R_EAX );
|
nkeynes@586 | 1232 | MEM_READ_LONG( R_EAX, R_EAX );
|
nkeynes@361 | 1233 | store_reg( R_EAX, Rn );
|
nkeynes@417 | 1234 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@361 | 1235 | :}
|
nkeynes@361 | 1236 | MOV.L @(disp, GBR), R0 {:
|
nkeynes@586 | 1237 | load_spreg( R_EAX, R_GBR );
|
nkeynes@586 | 1238 | ADD_imm32_r32( disp, R_EAX );
|
nkeynes@586 | 1239 | check_ralign32( R_EAX );
|
nkeynes@586 | 1240 | MMU_TRANSLATE_READ( R_EAX );
|
nkeynes@586 | 1241 | MEM_READ_LONG( R_EAX, R_EAX );
|
nkeynes@361 | 1242 | store_reg( R_EAX, 0 );
|
nkeynes@417 | 1243 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@361 | 1244 | :}
|
nkeynes@361 | 1245 | MOV.L @(disp, PC), Rn {:
|
nkeynes@374 | 1246 | if( sh4_x86.in_delay_slot ) {
|
nkeynes@374 | 1247 | SLOTILLEGAL();
|
nkeynes@374 | 1248 | } else {
|
nkeynes@388 | 1249 | uint32_t target = (pc & 0xFFFFFFFC) + disp + 4;
|
nkeynes@586 | 1250 | if( IS_IN_ICACHE(target) ) {
|
nkeynes@586 | 1251 | // If the target address is in the same page as the code, it's
|
nkeynes@586 | 1252 | // pretty safe to just ref it directly and circumvent the whole
|
nkeynes@586 | 1253 | // memory subsystem. (this is a big performance win)
|
nkeynes@586 | 1254 |
|
nkeynes@586 | 1255 | // FIXME: There's a corner-case that's not handled here when
|
nkeynes@586 | 1256 | // the current code-page is in the ITLB but not in the UTLB.
|
nkeynes@586 | 1257 | // (should generate a TLB miss although need to test SH4
|
nkeynes@586 | 1258 | // behaviour to confirm) Unlikely to be anyone depending on this
|
nkeynes@586 | 1259 | // behaviour though.
|
nkeynes@586 | 1260 | sh4ptr_t ptr = GET_ICACHE_PTR(target);
|
nkeynes@527 | 1261 | MOV_moff32_EAX( ptr );
|
nkeynes@388 | 1262 | } else {
|
nkeynes@586 | 1263 | // Note: we use sh4r.pc for the calc as we could be running at a
|
nkeynes@586 | 1264 | // different virtual address than the translation was done with,
|
nkeynes@586 | 1265 | // but we can safely assume that the low bits are the same.
|
nkeynes@586 | 1266 | load_imm32( R_EAX, (pc-sh4_x86.block_start_pc) + disp + 4 - (pc&0x03) );
|
nkeynes@586 | 1267 | ADD_sh4r_r32( R_PC, R_EAX );
|
nkeynes@586 | 1268 | MMU_TRANSLATE_READ( R_EAX );
|
nkeynes@586 | 1269 | MEM_READ_LONG( R_EAX, R_EAX );
|
nkeynes@586 | 1270 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@388 | 1271 | }
|
nkeynes@382 | 1272 | store_reg( R_EAX, Rn );
|
nkeynes@374 | 1273 | }
|
nkeynes@361 | 1274 | :}
|
nkeynes@361 | 1275 | MOV.L @(disp, Rm), Rn {:
|
nkeynes@586 | 1276 | load_reg( R_EAX, Rm );
|
nkeynes@586 | 1277 | ADD_imm8s_r32( disp, R_EAX );
|
nkeynes@586 | 1278 | check_ralign32( R_EAX );
|
nkeynes@586 | 1279 | MMU_TRANSLATE_READ( R_EAX );
|
nkeynes@586 | 1280 | MEM_READ_LONG( R_EAX, R_EAX );
|
nkeynes@361 | 1281 | store_reg( R_EAX, Rn );
|
nkeynes@417 | 1282 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@361 | 1283 | :}
|
nkeynes@361 | 1284 | MOV.W Rm, @Rn {:
|
nkeynes@586 | 1285 | load_reg( R_EAX, Rn );
|
nkeynes@586 | 1286 | check_walign16( R_EAX );
|
nkeynes@586 | 1287 | MMU_TRANSLATE_WRITE( R_EAX )
|
nkeynes@586 | 1288 | load_reg( R_EDX, Rm );
|
nkeynes@586 | 1289 | MEM_WRITE_WORD( R_EAX, R_EDX );
|
nkeynes@417 | 1290 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@361 | 1291 | :}
|
nkeynes@361 | 1292 | MOV.W Rm, @-Rn {:
|
nkeynes@586 | 1293 | load_reg( R_EAX, Rn );
|
nkeynes@586 | 1294 | ADD_imm8s_r32( -2, R_EAX );
|
nkeynes@586 | 1295 | check_walign16( R_EAX );
|
nkeynes@586 | 1296 | MMU_TRANSLATE_WRITE( R_EAX );
|
nkeynes@586 | 1297 | load_reg( R_EDX, Rm );
|
nkeynes@586 | 1298 | ADD_imm8s_sh4r( -2, REG_OFFSET(r[Rn]) );
|
nkeynes@586 | 1299 | MEM_WRITE_WORD( R_EAX, R_EDX );
|
nkeynes@417 | 1300 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@361 | 1301 | :}
|
nkeynes@361 | 1302 | MOV.W Rm, @(R0, Rn) {:
|
nkeynes@361 | 1303 | load_reg( R_EAX, 0 );
|
nkeynes@361 | 1304 | load_reg( R_ECX, Rn );
|
nkeynes@586 | 1305 | ADD_r32_r32( R_ECX, R_EAX );
|
nkeynes@586 | 1306 | check_walign16( R_EAX );
|
nkeynes@586 | 1307 | MMU_TRANSLATE_WRITE( R_EAX );
|
nkeynes@586 | 1308 | load_reg( R_EDX, Rm );
|
nkeynes@586 | 1309 | MEM_WRITE_WORD( R_EAX, R_EDX );
|
nkeynes@417 | 1310 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@361 | 1311 | :}
|
nkeynes@361 | 1312 | MOV.W R0, @(disp, GBR) {:
|
nkeynes@586 | 1313 | load_spreg( R_EAX, R_GBR );
|
nkeynes@586 | 1314 | ADD_imm32_r32( disp, R_EAX );
|
nkeynes@586 | 1315 | check_walign16( R_EAX );
|
nkeynes@586 | 1316 | MMU_TRANSLATE_WRITE( R_EAX );
|
nkeynes@586 | 1317 | load_reg( R_EDX, 0 );
|
nkeynes@586 | 1318 | MEM_WRITE_WORD( R_EAX, R_EDX );
|
nkeynes@417 | 1319 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@361 | 1320 | :}
|
nkeynes@361 | 1321 | MOV.W R0, @(disp, Rn) {:
|
nkeynes@586 | 1322 | load_reg( R_EAX, Rn );
|
nkeynes@586 | 1323 | ADD_imm32_r32( disp, R_EAX );
|
nkeynes@586 | 1324 | check_walign16( R_EAX );
|
nkeynes@586 | 1325 | MMU_TRANSLATE_WRITE( R_EAX );
|
nkeynes@586 | 1326 | load_reg( R_EDX, 0 );
|
nkeynes@586 | 1327 | MEM_WRITE_WORD( R_EAX, R_EDX );
|
nkeynes@417 | 1328 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@361 | 1329 | :}
|
nkeynes@361 | 1330 | MOV.W @Rm, Rn {:
|
nkeynes@586 | 1331 | load_reg( R_EAX, Rm );
|
nkeynes@586 | 1332 | check_ralign16( R_EAX );
|
nkeynes@586 | 1333 | MMU_TRANSLATE_READ( R_EAX );
|
nkeynes@586 | 1334 | MEM_READ_WORD( R_EAX, R_EAX );
|
nkeynes@361 | 1335 | store_reg( R_EAX, Rn );
|
nkeynes@417 | 1336 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@361 | 1337 | :}
|
nkeynes@361 | 1338 | MOV.W @Rm+, Rn {:
|
nkeynes@361 | 1339 | load_reg( R_EAX, Rm );
|
nkeynes@374 | 1340 | check_ralign16( R_EAX );
|
nkeynes@586 | 1341 | MMU_TRANSLATE_READ( R_EAX );
|
nkeynes@586 | 1342 | ADD_imm8s_sh4r( 2, REG_OFFSET(r[Rm]) );
|
nkeynes@586 | 1343 | MEM_READ_WORD( R_EAX, R_EAX );
|
nkeynes@361 | 1344 | store_reg( R_EAX, Rn );
|
nkeynes@417 | 1345 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@361 | 1346 | :}
|
nkeynes@361 | 1347 | MOV.W @(R0, Rm), Rn {:
|
nkeynes@361 | 1348 | load_reg( R_EAX, 0 );
|
nkeynes@361 | 1349 | load_reg( R_ECX, Rm );
|
nkeynes@586 | 1350 | ADD_r32_r32( R_ECX, R_EAX );
|
nkeynes@586 | 1351 | check_ralign16( R_EAX );
|
nkeynes@586 | 1352 | MMU_TRANSLATE_READ( R_EAX );
|
nkeynes@586 | 1353 | MEM_READ_WORD( R_EAX, R_EAX );
|
nkeynes@361 | 1354 | store_reg( R_EAX, Rn );
|
nkeynes@417 | 1355 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@361 | 1356 | :}
|
nkeynes@361 | 1357 | MOV.W @(disp, GBR), R0 {:
|
nkeynes@586 | 1358 | load_spreg( R_EAX, R_GBR );
|
nkeynes@586 | 1359 | ADD_imm32_r32( disp, R_EAX );
|
nkeynes@586 | 1360 | check_ralign16( R_EAX );
|
nkeynes@586 | 1361 | MMU_TRANSLATE_READ( R_EAX );
|
nkeynes@586 | 1362 | MEM_READ_WORD( R_EAX, R_EAX );
|
nkeynes@361 | 1363 | store_reg( R_EAX, 0 );
|
nkeynes@417 | 1364 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@361 | 1365 | :}
|
nkeynes@361 | 1366 | MOV.W @(disp, PC), Rn {:
|
nkeynes@374 | 1367 | if( sh4_x86.in_delay_slot ) {
|
nkeynes@374 | 1368 | SLOTILLEGAL();
|
nkeynes@374 | 1369 | } else {
|
nkeynes@586 | 1370 | // See comments for MOV.L @(disp, PC), Rn
|
nkeynes@586 | 1371 | uint32_t target = pc + disp + 4;
|
nkeynes@586 | 1372 | if( IS_IN_ICACHE(target) ) {
|
nkeynes@586 | 1373 | sh4ptr_t ptr = GET_ICACHE_PTR(target);
|
nkeynes@586 | 1374 | MOV_moff32_EAX( ptr );
|
nkeynes@586 | 1375 | MOVSX_r16_r32( R_EAX, R_EAX );
|
nkeynes@586 | 1376 | } else {
|
nkeynes@586 | 1377 | load_imm32( R_EAX, (pc - sh4_x86.block_start_pc) + disp + 4 );
|
nkeynes@586 | 1378 | ADD_sh4r_r32( R_PC, R_EAX );
|
nkeynes@586 | 1379 | MMU_TRANSLATE_READ( R_EAX );
|
nkeynes@586 | 1380 | MEM_READ_WORD( R_EAX, R_EAX );
|
nkeynes@586 | 1381 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@586 | 1382 | }
|
nkeynes@374 | 1383 | store_reg( R_EAX, Rn );
|
nkeynes@374 | 1384 | }
|
nkeynes@361 | 1385 | :}
|
nkeynes@361 | 1386 | MOV.W @(disp, Rm), R0 {:
|
nkeynes@586 | 1387 | load_reg( R_EAX, Rm );
|
nkeynes@586 | 1388 | ADD_imm32_r32( disp, R_EAX );
|
nkeynes@586 | 1389 | check_ralign16( R_EAX );
|
nkeynes@586 | 1390 | MMU_TRANSLATE_READ( R_EAX );
|
nkeynes@586 | 1391 | MEM_READ_WORD( R_EAX, R_EAX );
|
nkeynes@361 | 1392 | store_reg( R_EAX, 0 );
|
nkeynes@417 | 1393 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@361 | 1394 | :}
|
nkeynes@361 | 1395 | MOVA @(disp, PC), R0 {:
|
nkeynes@374 | 1396 | if( sh4_x86.in_delay_slot ) {
|
nkeynes@374 | 1397 | SLOTILLEGAL();
|
nkeynes@374 | 1398 | } else {
|
nkeynes@586 | 1399 | load_imm32( R_ECX, (pc - sh4_x86.block_start_pc) + disp + 4 - (pc&0x03) );
|
nkeynes@586 | 1400 | ADD_sh4r_r32( R_PC, R_ECX );
|
nkeynes@374 | 1401 | store_reg( R_ECX, 0 );
|
nkeynes@586 | 1402 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@374 | 1403 | }
|
nkeynes@361 | 1404 | :}
|
nkeynes@361 | 1405 | MOVCA.L R0, @Rn {:
|
nkeynes@586 | 1406 | load_reg( R_EAX, Rn );
|
nkeynes@586 | 1407 | check_walign32( R_EAX );
|
nkeynes@586 | 1408 | MMU_TRANSLATE_WRITE( R_EAX );
|
nkeynes@586 | 1409 | load_reg( R_EDX, 0 );
|
nkeynes@586 | 1410 | MEM_WRITE_LONG( R_EAX, R_EDX );
|
nkeynes@417 | 1411 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@361 | 1412 | :}
|
nkeynes@359 | 1413 |
|
nkeynes@359 | 1414 | /* Control transfer instructions */
|
nkeynes@374 | 1415 | BF disp {:
|
nkeynes@374 | 1416 | if( sh4_x86.in_delay_slot ) {
|
nkeynes@374 | 1417 | SLOTILLEGAL();
|
nkeynes@374 | 1418 | } else {
|
nkeynes@586 | 1419 | sh4vma_t target = disp + pc + 4;
|
nkeynes@586 | 1420 | JT_rel8( EXIT_BLOCK_REL_SIZE(target), nottaken );
|
nkeynes@586 | 1421 | exit_block_rel(target, pc+2 );
|
nkeynes@380 | 1422 | JMP_TARGET(nottaken);
|
nkeynes@408 | 1423 | return 2;
|
nkeynes@374 | 1424 | }
|
nkeynes@374 | 1425 | :}
|
nkeynes@374 | 1426 | BF/S disp {:
|
nkeynes@374 | 1427 | if( sh4_x86.in_delay_slot ) {
|
nkeynes@374 | 1428 | SLOTILLEGAL();
|
nkeynes@374 | 1429 | } else {
|
nkeynes@586 | 1430 | sh4vma_t target = disp + pc + 4;
|
nkeynes@590 | 1431 | sh4_x86.in_delay_slot = DELAY_PC;
|
nkeynes@417 | 1432 | if( sh4_x86.tstate == TSTATE_NONE ) {
|
nkeynes@417 | 1433 | CMP_imm8s_sh4r( 1, R_T );
|
nkeynes@417 | 1434 | sh4_x86.tstate = TSTATE_E;
|
nkeynes@417 | 1435 | }
|
nkeynes@417 | 1436 | OP(0x0F); OP(0x80+sh4_x86.tstate); uint32_t *patch = (uint32_t *)xlat_output; OP32(0); // JNE rel32
|
nkeynes@526 | 1437 | sh4_translate_instruction(pc+2);
|
nkeynes@586 | 1438 | exit_block_rel( target, pc+4 );
|
nkeynes@408 | 1439 | // not taken
|
nkeynes@408 | 1440 | *patch = (xlat_output - ((uint8_t *)patch)) - 4;
|
nkeynes@526 | 1441 | sh4_translate_instruction(pc+2);
|
nkeynes@408 | 1442 | return 4;
|
nkeynes@374 | 1443 | }
|
nkeynes@374 | 1444 | :}
|
nkeynes@374 | 1445 | BRA disp {:
|
nkeynes@374 | 1446 | if( sh4_x86.in_delay_slot ) {
|
nkeynes@374 | 1447 | SLOTILLEGAL();
|
nkeynes@374 | 1448 | } else {
|
nkeynes@590 | 1449 | sh4_x86.in_delay_slot = DELAY_PC;
|
nkeynes@526 | 1450 | sh4_translate_instruction( pc + 2 );
|
nkeynes@586 | 1451 | exit_block_rel( disp + pc + 4, pc+4 );
|
nkeynes@409 | 1452 | sh4_x86.branch_taken = TRUE;
|
nkeynes@408 | 1453 | return 4;
|
nkeynes@374 | 1454 | }
|
nkeynes@374 | 1455 | :}
|
nkeynes@374 | 1456 | BRAF Rn {:
|
nkeynes@374 | 1457 | if( sh4_x86.in_delay_slot ) {
|
nkeynes@374 | 1458 | SLOTILLEGAL();
|
nkeynes@374 | 1459 | } else {
|
nkeynes@590 | 1460 | load_spreg( R_EAX, R_PC );
|
nkeynes@590 | 1461 | ADD_imm32_r32( pc + 4 - sh4_x86.block_start_pc, R_EAX );
|
nkeynes@590 | 1462 | ADD_sh4r_r32( REG_OFFSET(r[Rn]), R_EAX );
|
nkeynes@590 | 1463 | store_spreg( R_EAX, R_NEW_PC );
|
nkeynes@590 | 1464 | sh4_x86.in_delay_slot = DELAY_PC;
|
nkeynes@417 | 1465 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@526 | 1466 | sh4_translate_instruction( pc + 2 );
|
nkeynes@590 | 1467 | exit_block_newpcset(pc+2);
|
nkeynes@409 | 1468 | sh4_x86.branch_taken = TRUE;
|
nkeynes@408 | 1469 | return 4;
|
nkeynes@374 | 1470 | }
|
nkeynes@374 | 1471 | :}
|
nkeynes@374 | 1472 | BSR disp {:
|
nkeynes@374 | 1473 | if( sh4_x86.in_delay_slot ) {
|
nkeynes@374 | 1474 | SLOTILLEGAL();
|
nkeynes@374 | 1475 | } else {
|
nkeynes@590 | 1476 | load_spreg( R_EAX, R_PC );
|
nkeynes@590 | 1477 | ADD_imm32_r32( pc + 4 - sh4_x86.block_start_pc, R_EAX );
|
nkeynes@374 | 1478 | store_spreg( R_EAX, R_PR );
|
nkeynes@590 | 1479 | sh4_x86.in_delay_slot = DELAY_PC;
|
nkeynes@526 | 1480 | sh4_translate_instruction( pc + 2 );
|
nkeynes@586 | 1481 | exit_block_rel( disp + pc + 4, pc+4 );
|
nkeynes@409 | 1482 | sh4_x86.branch_taken = TRUE;
|
nkeynes@408 | 1483 | return 4;
|
nkeynes@374 | 1484 | }
|
nkeynes@374 | 1485 | :}
|
nkeynes@374 | 1486 | BSRF Rn {:
|
nkeynes@374 | 1487 | if( sh4_x86.in_delay_slot ) {
|
nkeynes@374 | 1488 | SLOTILLEGAL();
|
nkeynes@374 | 1489 | } else {
|
nkeynes@590 | 1490 | load_spreg( R_EAX, R_PC );
|
nkeynes@590 | 1491 | ADD_imm32_r32( pc + 4 - sh4_x86.block_start_pc, R_EAX );
|
nkeynes@590 | 1492 | store_spreg( R_EAX, R_PR );
|
nkeynes@590 | 1493 | ADD_sh4r_r32( REG_OFFSET(r[Rn]), R_EAX );
|
nkeynes@590 | 1494 | store_spreg( R_EAX, R_NEW_PC );
|
nkeynes@590 | 1495 |
|
nkeynes@417 | 1496 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@526 | 1497 | sh4_translate_instruction( pc + 2 );
|
nkeynes@590 | 1498 | exit_block_newpcset(pc+2);
|
nkeynes@409 | 1499 | sh4_x86.branch_taken = TRUE;
|
nkeynes@408 | 1500 | return 4;
|
nkeynes@374 | 1501 | }
|
nkeynes@374 | 1502 | :}
|
nkeynes@374 | 1503 | BT disp {:
|
nkeynes@374 | 1504 | if( sh4_x86.in_delay_slot ) {
|
nkeynes@374 | 1505 | SLOTILLEGAL();
|
nkeynes@374 | 1506 | } else {
|
nkeynes@586 | 1507 | sh4vma_t target = disp + pc + 4;
|
nkeynes@586 | 1508 | JF_rel8( EXIT_BLOCK_REL_SIZE(target), nottaken );
|
nkeynes@586 | 1509 | exit_block_rel(target, pc+2 );
|
nkeynes@380 | 1510 | JMP_TARGET(nottaken);
|
nkeynes@408 | 1511 | return 2;
|
nkeynes@374 | 1512 | }
|
nkeynes@374 | 1513 | :}
|
nkeynes@374 | 1514 | BT/S disp {:
|
nkeynes@374 | 1515 | if( sh4_x86.in_delay_slot ) {
|
nkeynes@374 | 1516 | SLOTILLEGAL();
|
nkeynes@374 | 1517 | } else {
|
nkeynes@590 | 1518 | sh4_x86.in_delay_slot = DELAY_PC;
|
nkeynes@417 | 1519 | if( sh4_x86.tstate == TSTATE_NONE ) {
|
nkeynes@417 | 1520 | CMP_imm8s_sh4r( 1, R_T );
|
nkeynes@417 | 1521 | sh4_x86.tstate = TSTATE_E;
|
nkeynes@417 | 1522 | }
|
nkeynes@417 | 1523 | OP(0x0F); OP(0x80+(sh4_x86.tstate^1)); uint32_t *patch = (uint32_t *)xlat_output; OP32(0); // JE rel32
|
nkeynes@526 | 1524 | sh4_translate_instruction(pc+2);
|
nkeynes@586 | 1525 | exit_block_rel( disp + pc + 4, pc+4 );
|
nkeynes@408 | 1526 | // not taken
|
nkeynes@408 | 1527 | *patch = (xlat_output - ((uint8_t *)patch)) - 4;
|
nkeynes@526 | 1528 | sh4_translate_instruction(pc+2);
|
nkeynes@408 | 1529 | return 4;
|
nkeynes@374 | 1530 | }
|
nkeynes@374 | 1531 | :}
|
nkeynes@374 | 1532 | JMP @Rn {:
|
nkeynes@374 | 1533 | if( sh4_x86.in_delay_slot ) {
|
nkeynes@374 | 1534 | SLOTILLEGAL();
|
nkeynes@374 | 1535 | } else {
|
nkeynes@408 | 1536 | load_reg( R_ECX, Rn );
|
nkeynes@590 | 1537 | store_spreg( R_ECX, R_NEW_PC );
|
nkeynes@590 | 1538 | sh4_x86.in_delay_slot = DELAY_PC;
|
nkeynes@526 | 1539 | sh4_translate_instruction(pc+2);
|
nkeynes@590 | 1540 | exit_block_newpcset(pc+2);
|
nkeynes@409 | 1541 | sh4_x86.branch_taken = TRUE;
|
nkeynes@408 | 1542 | return 4;
|
nkeynes@374 | 1543 | }
|
nkeynes@374 | 1544 | :}
|
nkeynes@374 | 1545 | JSR @Rn {:
|
nkeynes@374 | 1546 | if( sh4_x86.in_delay_slot ) {
|
nkeynes@374 | 1547 | SLOTILLEGAL();
|
nkeynes@374 | 1548 | } else {
|
nkeynes@590 | 1549 | load_spreg( R_EAX, R_PC );
|
nkeynes@590 | 1550 | ADD_imm32_r32( pc + 4 - sh4_x86.block_start_pc, R_EAX );
|
nkeynes@374 | 1551 | store_spreg( R_EAX, R_PR );
|
nkeynes@408 | 1552 | load_reg( R_ECX, Rn );
|
nkeynes@590 | 1553 | store_spreg( R_ECX, R_NEW_PC );
|
nkeynes@526 | 1554 | sh4_translate_instruction(pc+2);
|
nkeynes@590 | 1555 | exit_block_newpcset(pc+2);
|
nkeynes@409 | 1556 | sh4_x86.branch_taken = TRUE;
|
nkeynes@408 | 1557 | return 4;
|
nkeynes@374 | 1558 | }
|
nkeynes@374 | 1559 | :}
|
nkeynes@374 | 1560 | RTE {:
|
nkeynes@374 | 1561 | if( sh4_x86.in_delay_slot ) {
|
nkeynes@374 | 1562 | SLOTILLEGAL();
|
nkeynes@374 | 1563 | } else {
|
nkeynes@408 | 1564 | check_priv();
|
nkeynes@408 | 1565 | load_spreg( R_ECX, R_SPC );
|
nkeynes@590 | 1566 | store_spreg( R_ECX, R_NEW_PC );
|
nkeynes@374 | 1567 | load_spreg( R_EAX, R_SSR );
|
nkeynes@374 | 1568 | call_func1( sh4_write_sr, R_EAX );
|
nkeynes@590 | 1569 | sh4_x86.in_delay_slot = DELAY_PC;
|
nkeynes@377 | 1570 | sh4_x86.priv_checked = FALSE;
|
nkeynes@377 | 1571 | sh4_x86.fpuen_checked = FALSE;
|
nkeynes@417 | 1572 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@526 | 1573 | sh4_translate_instruction(pc+2);
|
nkeynes@590 | 1574 | exit_block_newpcset(pc+2);
|
nkeynes@409 | 1575 | sh4_x86.branch_taken = TRUE;
|
nkeynes@408 | 1576 | return 4;
|
nkeynes@374 | 1577 | }
|
nkeynes@374 | 1578 | :}
|
nkeynes@374 | 1579 | RTS {:
|
nkeynes@374 | 1580 | if( sh4_x86.in_delay_slot ) {
|
nkeynes@374 | 1581 | SLOTILLEGAL();
|
nkeynes@374 | 1582 | } else {
|
nkeynes@408 | 1583 | load_spreg( R_ECX, R_PR );
|
nkeynes@590 | 1584 | store_spreg( R_ECX, R_NEW_PC );
|
nkeynes@590 | 1585 | sh4_x86.in_delay_slot = DELAY_PC;
|
nkeynes@526 | 1586 | sh4_translate_instruction(pc+2);
|
nkeynes@590 | 1587 | exit_block_newpcset(pc+2);
|
nkeynes@409 | 1588 | sh4_x86.branch_taken = TRUE;
|
nkeynes@408 | 1589 | return 4;
|
nkeynes@374 | 1590 | }
|
nkeynes@374 | 1591 | :}
|
nkeynes@374 | 1592 | TRAPA #imm {:
|
nkeynes@374 | 1593 | if( sh4_x86.in_delay_slot ) {
|
nkeynes@374 | 1594 | SLOTILLEGAL();
|
nkeynes@374 | 1595 | } else {
|
nkeynes@590 | 1596 | load_imm32( R_ECX, pc+2 - sh4_x86.block_start_pc ); // 5
|
nkeynes@590 | 1597 | ADD_r32_sh4r( R_ECX, R_PC );
|
nkeynes@527 | 1598 | load_imm32( R_EAX, imm );
|
nkeynes@527 | 1599 | call_func1( sh4_raise_trap, R_EAX );
|
nkeynes@417 | 1600 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@408 | 1601 | exit_block_pcset(pc);
|
nkeynes@409 | 1602 | sh4_x86.branch_taken = TRUE;
|
nkeynes@408 | 1603 | return 2;
|
nkeynes@374 | 1604 | }
|
nkeynes@374 | 1605 | :}
|
nkeynes@374 | 1606 | UNDEF {:
|
nkeynes@374 | 1607 | if( sh4_x86.in_delay_slot ) {
|
nkeynes@382 | 1608 | SLOTILLEGAL();
|
nkeynes@374 | 1609 | } else {
|
nkeynes@586 | 1610 | JMP_exc(EXC_ILLEGAL);
|
nkeynes@408 | 1611 | return 2;
|
nkeynes@374 | 1612 | }
|
nkeynes@368 | 1613 | :}
|
nkeynes@374 | 1614 |
|
nkeynes@374 | 1615 | CLRMAC {:
|
nkeynes@374 | 1616 | XOR_r32_r32(R_EAX, R_EAX);
|
nkeynes@374 | 1617 | store_spreg( R_EAX, R_MACL );
|
nkeynes@374 | 1618 | store_spreg( R_EAX, R_MACH );
|
nkeynes@417 | 1619 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@368 | 1620 | :}
|
nkeynes@374 | 1621 | CLRS {:
|
nkeynes@374 | 1622 | CLC();
|
nkeynes@374 | 1623 | SETC_sh4r(R_S);
|
nkeynes@417 | 1624 | sh4_x86.tstate = TSTATE_C;
|
nkeynes@368 | 1625 | :}
|
nkeynes@374 | 1626 | CLRT {:
|
nkeynes@374 | 1627 | CLC();
|
nkeynes@374 | 1628 | SETC_t();
|
nkeynes@417 | 1629 | sh4_x86.tstate = TSTATE_C;
|
nkeynes@359 | 1630 | :}
|
nkeynes@374 | 1631 | SETS {:
|
nkeynes@374 | 1632 | STC();
|
nkeynes@374 | 1633 | SETC_sh4r(R_S);
|
nkeynes@417 | 1634 | sh4_x86.tstate = TSTATE_C;
|
nkeynes@359 | 1635 | :}
|
nkeynes@374 | 1636 | SETT {:
|
nkeynes@374 | 1637 | STC();
|
nkeynes@374 | 1638 | SETC_t();
|
nkeynes@417 | 1639 | sh4_x86.tstate = TSTATE_C;
|
nkeynes@374 | 1640 | :}
|
nkeynes@359 | 1641 |
|
nkeynes@375 | 1642 | /* Floating point moves */
|
nkeynes@375 | 1643 | FMOV FRm, FRn {:
|
nkeynes@375 | 1644 | /* As horrible as this looks, it's actually covering 5 separate cases:
|
nkeynes@375 | 1645 | * 1. 32-bit fr-to-fr (PR=0)
|
nkeynes@375 | 1646 | * 2. 64-bit dr-to-dr (PR=1, FRm&1 == 0, FRn&1 == 0 )
|
nkeynes@375 | 1647 | * 3. 64-bit dr-to-xd (PR=1, FRm&1 == 0, FRn&1 == 1 )
|
nkeynes@375 | 1648 | * 4. 64-bit xd-to-dr (PR=1, FRm&1 == 1, FRn&1 == 0 )
|
nkeynes@375 | 1649 | * 5. 64-bit xd-to-xd (PR=1, FRm&1 == 1, FRn&1 == 1 )
|
nkeynes@375 | 1650 | */
|
nkeynes@377 | 1651 | check_fpuen();
|
nkeynes@375 | 1652 | load_spreg( R_ECX, R_FPSCR );
|
nkeynes@377 | 1653 | load_fr_bank( R_EDX );
|
nkeynes@375 | 1654 | TEST_imm32_r32( FPSCR_SZ, R_ECX );
|
nkeynes@380 | 1655 | JNE_rel8(8, doublesize);
|
nkeynes@375 | 1656 | load_fr( R_EDX, R_EAX, FRm ); // PR=0 branch
|
nkeynes@375 | 1657 | store_fr( R_EDX, R_EAX, FRn );
|
nkeynes@375 | 1658 | if( FRm&1 ) {
|
nkeynes@386 | 1659 | JMP_rel8(24, end);
|
nkeynes@380 | 1660 | JMP_TARGET(doublesize);
|
nkeynes@375 | 1661 | load_xf_bank( R_ECX );
|
nkeynes@375 | 1662 | load_fr( R_ECX, R_EAX, FRm-1 );
|
nkeynes@375 | 1663 | if( FRn&1 ) {
|
nkeynes@375 | 1664 | load_fr( R_ECX, R_EDX, FRm );
|
nkeynes@375 | 1665 | store_fr( R_ECX, R_EAX, FRn-1 );
|
nkeynes@375 | 1666 | store_fr( R_ECX, R_EDX, FRn );
|
nkeynes@375 | 1667 | } else /* FRn&1 == 0 */ {
|
nkeynes@375 | 1668 | load_fr( R_ECX, R_ECX, FRm );
|
nkeynes@388 | 1669 | store_fr( R_EDX, R_EAX, FRn );
|
nkeynes@388 | 1670 | store_fr( R_EDX, R_ECX, FRn+1 );
|
nkeynes@375 | 1671 | }
|
nkeynes@380 | 1672 | JMP_TARGET(end);
|
nkeynes@375 | 1673 | } else /* FRm&1 == 0 */ {
|
nkeynes@375 | 1674 | if( FRn&1 ) {
|
nkeynes@386 | 1675 | JMP_rel8(24, end);
|
nkeynes@375 | 1676 | load_xf_bank( R_ECX );
|
nkeynes@375 | 1677 | load_fr( R_EDX, R_EAX, FRm );
|
nkeynes@375 | 1678 | load_fr( R_EDX, R_EDX, FRm+1 );
|
nkeynes@375 | 1679 | store_fr( R_ECX, R_EAX, FRn-1 );
|
nkeynes@375 | 1680 | store_fr( R_ECX, R_EDX, FRn );
|
nkeynes@380 | 1681 | JMP_TARGET(end);
|
nkeynes@375 | 1682 | } else /* FRn&1 == 0 */ {
|
nkeynes@380 | 1683 | JMP_rel8(12, end);
|
nkeynes@375 | 1684 | load_fr( R_EDX, R_EAX, FRm );
|
nkeynes@375 | 1685 | load_fr( R_EDX, R_ECX, FRm+1 );
|
nkeynes@375 | 1686 | store_fr( R_EDX, R_EAX, FRn );
|
nkeynes@375 | 1687 | store_fr( R_EDX, R_ECX, FRn+1 );
|
nkeynes@380 | 1688 | JMP_TARGET(end);
|
nkeynes@375 | 1689 | }
|
nkeynes@375 | 1690 | }
|
nkeynes@417 | 1691 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@375 | 1692 | :}
|
nkeynes@416 | 1693 | FMOV FRm, @Rn {:
|
nkeynes@586 | 1694 | check_fpuen();
|
nkeynes@586 | 1695 | load_reg( R_EAX, Rn );
|
nkeynes@586 | 1696 | check_walign32( R_EAX );
|
nkeynes@586 | 1697 | MMU_TRANSLATE_WRITE( R_EAX );
|
nkeynes@416 | 1698 | load_spreg( R_EDX, R_FPSCR );
|
nkeynes@416 | 1699 | TEST_imm32_r32( FPSCR_SZ, R_EDX );
|
nkeynes@586 | 1700 | JNE_rel8(8 + MEM_WRITE_SIZE, doublesize);
|
nkeynes@416 | 1701 | load_fr_bank( R_EDX );
|
nkeynes@586 | 1702 | load_fr( R_EDX, R_ECX, FRm );
|
nkeynes@586 | 1703 | MEM_WRITE_LONG( R_EAX, R_ECX ); // 12
|
nkeynes@375 | 1704 | if( FRm&1 ) {
|
nkeynes@527 | 1705 | JMP_rel8( 18 + MEM_WRITE_DOUBLE_SIZE, end );
|
nkeynes@380 | 1706 | JMP_TARGET(doublesize);
|
nkeynes@416 | 1707 | load_xf_bank( R_EDX );
|
nkeynes@586 | 1708 | load_fr( R_EDX, R_ECX, FRm&0x0E );
|
nkeynes@416 | 1709 | load_fr( R_EDX, R_EDX, FRm|0x01 );
|
nkeynes@586 | 1710 | MEM_WRITE_DOUBLE( R_EAX, R_ECX, R_EDX );
|
nkeynes@380 | 1711 | JMP_TARGET(end);
|
nkeynes@375 | 1712 | } else {
|
nkeynes@527 | 1713 | JMP_rel8( 9 + MEM_WRITE_DOUBLE_SIZE, end );
|
nkeynes@380 | 1714 | JMP_TARGET(doublesize);
|
nkeynes@416 | 1715 | load_fr_bank( R_EDX );
|
nkeynes@586 | 1716 | load_fr( R_EDX, R_ECX, FRm&0x0E );
|
nkeynes@416 | 1717 | load_fr( R_EDX, R_EDX, FRm|0x01 );
|
nkeynes@586 | 1718 | MEM_WRITE_DOUBLE( R_EAX, R_ECX, R_EDX );
|
nkeynes@380 | 1719 | JMP_TARGET(end);
|
nkeynes@375 | 1720 | }
|
nkeynes@417 | 1721 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@375 | 1722 | :}
|
nkeynes@375 | 1723 | FMOV @Rm, FRn {:
|
nkeynes@586 | 1724 | check_fpuen();
|
nkeynes@586 | 1725 | load_reg( R_EAX, Rm );
|
nkeynes@586 | 1726 | check_ralign32( R_EAX );
|
nkeynes@586 | 1727 | MMU_TRANSLATE_READ( R_EAX );
|
nkeynes@416 | 1728 | load_spreg( R_EDX, R_FPSCR );
|
nkeynes@416 | 1729 | TEST_imm32_r32( FPSCR_SZ, R_EDX );
|
nkeynes@586 | 1730 | JNE_rel8(8 + MEM_READ_SIZE, doublesize);
|
nkeynes@586 | 1731 | MEM_READ_LONG( R_EAX, R_EAX );
|
nkeynes@416 | 1732 | load_fr_bank( R_EDX );
|
nkeynes@416 | 1733 | store_fr( R_EDX, R_EAX, FRn );
|
nkeynes@375 | 1734 | if( FRn&1 ) {
|
nkeynes@527 | 1735 | JMP_rel8(21 + MEM_READ_DOUBLE_SIZE, end);
|
nkeynes@380 | 1736 | JMP_TARGET(doublesize);
|
nkeynes@586 | 1737 | MEM_READ_DOUBLE( R_EAX, R_ECX, R_EAX );
|
nkeynes@416 | 1738 | load_spreg( R_EDX, R_FPSCR ); // assume read_long clobbered it
|
nkeynes@416 | 1739 | load_xf_bank( R_EDX );
|
nkeynes@586 | 1740 | store_fr( R_EDX, R_ECX, FRn&0x0E );
|
nkeynes@586 | 1741 | store_fr( R_EDX, R_EAX, FRn|0x01 );
|
nkeynes@380 | 1742 | JMP_TARGET(end);
|
nkeynes@375 | 1743 | } else {
|
nkeynes@527 | 1744 | JMP_rel8(9 + MEM_READ_DOUBLE_SIZE, end);
|
nkeynes@380 | 1745 | JMP_TARGET(doublesize);
|
nkeynes@586 | 1746 | MEM_READ_DOUBLE( R_EAX, R_ECX, R_EAX );
|
nkeynes@416 | 1747 | load_fr_bank( R_EDX );
|
nkeynes@586 | 1748 | store_fr( R_EDX, R_ECX, FRn&0x0E );
|
nkeynes@586 | 1749 | store_fr( R_EDX, R_EAX, FRn|0x01 );
|
nkeynes@380 | 1750 | JMP_TARGET(end);
|
nkeynes@375 | 1751 | }
|
nkeynes@417 | 1752 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@375 | 1753 | :}
|
nkeynes@377 | 1754 | FMOV FRm, @-Rn {:
|
nkeynes@586 | 1755 | check_fpuen();
|
nkeynes@586 | 1756 | load_reg( R_EAX, Rn );
|
nkeynes@586 | 1757 | check_walign32( R_EAX );
|
nkeynes@416 | 1758 | load_spreg( R_EDX, R_FPSCR );
|
nkeynes@416 | 1759 | TEST_imm32_r32( FPSCR_SZ, R_EDX );
|
nkeynes@586 | 1760 | JNE_rel8(15 + MEM_WRITE_SIZE + MMU_TRANSLATE_SIZE, doublesize);
|
nkeynes@586 | 1761 | ADD_imm8s_r32( -4, R_EAX );
|
nkeynes@586 | 1762 | MMU_TRANSLATE_WRITE( R_EAX );
|
nkeynes@416 | 1763 | load_fr_bank( R_EDX );
|
nkeynes@586 | 1764 | load_fr( R_EDX, R_ECX, FRm );
|
nkeynes@586 | 1765 | ADD_imm8s_sh4r(-4,REG_OFFSET(r[Rn]));
|
nkeynes@586 | 1766 | MEM_WRITE_LONG( R_EAX, R_ECX ); // 12
|
nkeynes@377 | 1767 | if( FRm&1 ) {
|
nkeynes@586 | 1768 | JMP_rel8( 25 + MEM_WRITE_DOUBLE_SIZE + MMU_TRANSLATE_SIZE, end );
|
nkeynes@380 | 1769 | JMP_TARGET(doublesize);
|
nkeynes@586 | 1770 | ADD_imm8s_r32(-8,R_EAX);
|
nkeynes@586 | 1771 | MMU_TRANSLATE_WRITE( R_EAX );
|
nkeynes@416 | 1772 | load_xf_bank( R_EDX );
|
nkeynes@586 | 1773 | load_fr( R_EDX, R_ECX, FRm&0x0E );
|
nkeynes@416 | 1774 | load_fr( R_EDX, R_EDX, FRm|0x01 );
|
nkeynes@586 | 1775 | ADD_imm8s_sh4r(-8,REG_OFFSET(r[Rn]));
|
nkeynes@586 | 1776 | MEM_WRITE_DOUBLE( R_EAX, R_ECX, R_EDX );
|
nkeynes@380 | 1777 | JMP_TARGET(end);
|
nkeynes@377 | 1778 | } else {
|
nkeynes@586 | 1779 | JMP_rel8( 16 + MEM_WRITE_DOUBLE_SIZE + MMU_TRANSLATE_SIZE, end );
|
nkeynes@380 | 1780 | JMP_TARGET(doublesize);
|
nkeynes@586 | 1781 | ADD_imm8s_r32(-8,R_EAX);
|
nkeynes@586 | 1782 | MMU_TRANSLATE_WRITE( R_EAX );
|
nkeynes@416 | 1783 | load_fr_bank( R_EDX );
|
nkeynes@586 | 1784 | load_fr( R_EDX, R_ECX, FRm&0x0E );
|
nkeynes@416 | 1785 | load_fr( R_EDX, R_EDX, FRm|0x01 );
|
nkeynes@586 | 1786 | ADD_imm8s_sh4r(-8,REG_OFFSET(r[Rn]));
|
nkeynes@586 | 1787 | MEM_WRITE_DOUBLE( R_EAX, R_ECX, R_EDX );
|
nkeynes@380 | 1788 | JMP_TARGET(end);
|
nkeynes@377 | 1789 | }
|
nkeynes@417 | 1790 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@377 | 1791 | :}
|
nkeynes@416 | 1792 | FMOV @Rm+, FRn {:
|
nkeynes@586 | 1793 | check_fpuen();
|
nkeynes@586 | 1794 | load_reg( R_EAX, Rm );
|
nkeynes@586 | 1795 | check_ralign32( R_EAX );
|
nkeynes@586 | 1796 | MMU_TRANSLATE_READ( R_EAX );
|
nkeynes@416 | 1797 | load_spreg( R_EDX, R_FPSCR );
|
nkeynes@416 | 1798 | TEST_imm32_r32( FPSCR_SZ, R_EDX );
|
nkeynes@586 | 1799 | JNE_rel8(12 + MEM_READ_SIZE, doublesize);
|
nkeynes@586 | 1800 | ADD_imm8s_sh4r( 4, REG_OFFSET(r[Rm]) );
|
nkeynes@586 | 1801 | MEM_READ_LONG( R_EAX, R_EAX );
|
nkeynes@416 | 1802 | load_fr_bank( R_EDX );
|
nkeynes@416 | 1803 | store_fr( R_EDX, R_EAX, FRn );
|
nkeynes@377 | 1804 | if( FRn&1 ) {
|
nkeynes@586 | 1805 | JMP_rel8(25 + MEM_READ_DOUBLE_SIZE, end);
|
nkeynes@380 | 1806 | JMP_TARGET(doublesize);
|
nkeynes@586 | 1807 | ADD_imm8s_sh4r( 8, REG_OFFSET(r[Rm]) );
|
nkeynes@586 | 1808 | MEM_READ_DOUBLE( R_EAX, R_ECX, R_EAX );
|
nkeynes@416 | 1809 | load_spreg( R_EDX, R_FPSCR ); // assume read_long clobbered it
|
nkeynes@416 | 1810 | load_xf_bank( R_EDX );
|
nkeynes@586 | 1811 | store_fr( R_EDX, R_ECX, FRn&0x0E );
|
nkeynes@586 | 1812 | store_fr( R_EDX, R_EAX, FRn|0x01 );
|
nkeynes@380 | 1813 | JMP_TARGET(end);
|
nkeynes@377 | 1814 | } else {
|
nkeynes@586 | 1815 | JMP_rel8(13 + MEM_READ_DOUBLE_SIZE, end);
|
nkeynes@586 | 1816 | ADD_imm8s_sh4r( 8, REG_OFFSET(r[Rm]) );
|
nkeynes@586 | 1817 | MEM_READ_DOUBLE( R_EAX, R_ECX, R_EAX );
|
nkeynes@416 | 1818 | load_fr_bank( R_EDX );
|
nkeynes@586 | 1819 | store_fr( R_EDX, R_ECX, FRn&0x0E );
|
nkeynes@586 | 1820 | store_fr( R_EDX, R_EAX, FRn|0x01 );
|
nkeynes@380 | 1821 | JMP_TARGET(end);
|
nkeynes@377 | 1822 | }
|
nkeynes@417 | 1823 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@377 | 1824 | :}
|
nkeynes@377 | 1825 | FMOV FRm, @(R0, Rn) {:
|
nkeynes@586 | 1826 | check_fpuen();
|
nkeynes@586 | 1827 | load_reg( R_EAX, Rn );
|
nkeynes@586 | 1828 | ADD_sh4r_r32( REG_OFFSET(r[0]), R_EAX );
|
nkeynes@586 | 1829 | check_walign32( R_EAX );
|
nkeynes@586 | 1830 | MMU_TRANSLATE_WRITE( R_EAX );
|
nkeynes@416 | 1831 | load_spreg( R_EDX, R_FPSCR );
|
nkeynes@416 | 1832 | TEST_imm32_r32( FPSCR_SZ, R_EDX );
|
nkeynes@586 | 1833 | JNE_rel8(8 + MEM_WRITE_SIZE, doublesize);
|
nkeynes@416 | 1834 | load_fr_bank( R_EDX );
|
nkeynes@586 | 1835 | load_fr( R_EDX, R_ECX, FRm );
|
nkeynes@586 | 1836 | MEM_WRITE_LONG( R_EAX, R_ECX ); // 12
|
nkeynes@377 | 1837 | if( FRm&1 ) {
|
nkeynes@527 | 1838 | JMP_rel8( 18 + MEM_WRITE_DOUBLE_SIZE, end );
|
nkeynes@380 | 1839 | JMP_TARGET(doublesize);
|
nkeynes@416 | 1840 | load_xf_bank( R_EDX );
|
nkeynes@586 | 1841 | load_fr( R_EDX, R_ECX, FRm&0x0E );
|
nkeynes@416 | 1842 | load_fr( R_EDX, R_EDX, FRm|0x01 );
|
nkeynes@586 | 1843 | MEM_WRITE_DOUBLE( R_EAX, R_ECX, R_EDX );
|
nkeynes@380 | 1844 | JMP_TARGET(end);
|
nkeynes@377 | 1845 | } else {
|
nkeynes@527 | 1846 | JMP_rel8( 9 + MEM_WRITE_DOUBLE_SIZE, end );
|
nkeynes@380 | 1847 | JMP_TARGET(doublesize);
|
nkeynes@416 | 1848 | load_fr_bank( R_EDX );
|
nkeynes@586 | 1849 | load_fr( R_EDX, R_ECX, FRm&0x0E );
|
nkeynes@416 | 1850 | load_fr( R_EDX, R_EDX, FRm|0x01 );
|
nkeynes@586 | 1851 | MEM_WRITE_DOUBLE( R_EAX, R_ECX, R_EDX );
|
nkeynes@380 | 1852 | JMP_TARGET(end);
|
nkeynes@377 | 1853 | }
|
nkeynes@417 | 1854 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@377 | 1855 | :}
|
nkeynes@377 | 1856 | FMOV @(R0, Rm), FRn {:
|
nkeynes@586 | 1857 | check_fpuen();
|
nkeynes@586 | 1858 | load_reg( R_EAX, Rm );
|
nkeynes@586 | 1859 | ADD_sh4r_r32( REG_OFFSET(r[0]), R_EAX );
|
nkeynes@586 | 1860 | check_ralign32( R_EAX );
|
nkeynes@586 | 1861 | MMU_TRANSLATE_READ( R_EAX );
|
nkeynes@416 | 1862 | load_spreg( R_EDX, R_FPSCR );
|
nkeynes@416 | 1863 | TEST_imm32_r32( FPSCR_SZ, R_EDX );
|
nkeynes@586 | 1864 | JNE_rel8(8 + MEM_READ_SIZE, doublesize);
|
nkeynes@586 | 1865 | MEM_READ_LONG( R_EAX, R_EAX );
|
nkeynes@416 | 1866 | load_fr_bank( R_EDX );
|
nkeynes@416 | 1867 | store_fr( R_EDX, R_EAX, FRn );
|
nkeynes@377 | 1868 | if( FRn&1 ) {
|
nkeynes@527 | 1869 | JMP_rel8(21 + MEM_READ_DOUBLE_SIZE, end);
|
nkeynes@380 | 1870 | JMP_TARGET(doublesize);
|
nkeynes@586 | 1871 | MEM_READ_DOUBLE( R_EAX, R_ECX, R_EAX );
|
nkeynes@416 | 1872 | load_spreg( R_EDX, R_FPSCR ); // assume read_long clobbered it
|
nkeynes@416 | 1873 | load_xf_bank( R_EDX );
|
nkeynes@586 | 1874 | store_fr( R_EDX, R_ECX, FRn&0x0E );
|
nkeynes@586 | 1875 | store_fr( R_EDX, R_EAX, FRn|0x01 );
|
nkeynes@380 | 1876 | JMP_TARGET(end);
|
nkeynes@377 | 1877 | } else {
|
nkeynes@527 | 1878 | JMP_rel8(9 + MEM_READ_DOUBLE_SIZE, end);
|
nkeynes@380 | 1879 | JMP_TARGET(doublesize);
|
nkeynes@586 | 1880 | MEM_READ_DOUBLE( R_EAX, R_ECX, R_EAX );
|
nkeynes@416 | 1881 | load_fr_bank( R_EDX );
|
nkeynes@586 | 1882 | store_fr( R_EDX, R_ECX, FRn&0x0E );
|
nkeynes@586 | 1883 | store_fr( R_EDX, R_EAX, FRn|0x01 );
|
nkeynes@380 | 1884 | JMP_TARGET(end);
|
nkeynes@377 | 1885 | }
|
nkeynes@417 | 1886 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@377 | 1887 | :}
|
nkeynes@377 | 1888 | FLDI0 FRn {: /* IFF PR=0 */
|
nkeynes@377 | 1889 | check_fpuen();
|
nkeynes@377 | 1890 | load_spreg( R_ECX, R_FPSCR );
|
nkeynes@377 | 1891 | TEST_imm32_r32( FPSCR_PR, R_ECX );
|
nkeynes@380 | 1892 | JNE_rel8(8, end);
|
nkeynes@377 | 1893 | XOR_r32_r32( R_EAX, R_EAX );
|
nkeynes@377 | 1894 | load_spreg( R_ECX, REG_OFFSET(fr_bank) );
|
nkeynes@377 | 1895 | store_fr( R_ECX, R_EAX, FRn );
|
nkeynes@380 | 1896 | JMP_TARGET(end);
|
nkeynes@417 | 1897 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@377 | 1898 | :}
|
nkeynes@377 | 1899 | FLDI1 FRn {: /* IFF PR=0 */
|
nkeynes@377 | 1900 | check_fpuen();
|
nkeynes@377 | 1901 | load_spreg( R_ECX, R_FPSCR );
|
nkeynes@377 | 1902 | TEST_imm32_r32( FPSCR_PR, R_ECX );
|
nkeynes@380 | 1903 | JNE_rel8(11, end);
|
nkeynes@377 | 1904 | load_imm32(R_EAX, 0x3F800000);
|
nkeynes@377 | 1905 | load_spreg( R_ECX, REG_OFFSET(fr_bank) );
|
nkeynes@377 | 1906 | store_fr( R_ECX, R_EAX, FRn );
|
nkeynes@380 | 1907 | JMP_TARGET(end);
|
nkeynes@417 | 1908 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@377 | 1909 | :}
|
nkeynes@377 | 1910 |
|
nkeynes@377 | 1911 | FLOAT FPUL, FRn {:
|
nkeynes@377 | 1912 | check_fpuen();
|
nkeynes@377 | 1913 | load_spreg( R_ECX, R_FPSCR );
|
nkeynes@377 | 1914 | load_spreg(R_EDX, REG_OFFSET(fr_bank));
|
nkeynes@377 | 1915 | FILD_sh4r(R_FPUL);
|
nkeynes@377 | 1916 | TEST_imm32_r32( FPSCR_PR, R_ECX );
|
nkeynes@380 | 1917 | JNE_rel8(5, doubleprec);
|
nkeynes@377 | 1918 | pop_fr( R_EDX, FRn );
|
nkeynes@380 | 1919 | JMP_rel8(3, end);
|
nkeynes@380 | 1920 | JMP_TARGET(doubleprec);
|
nkeynes@377 | 1921 | pop_dr( R_EDX, FRn );
|
nkeynes@380 | 1922 | JMP_TARGET(end);
|
nkeynes@417 | 1923 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@377 | 1924 | :}
|
nkeynes@377 | 1925 | FTRC FRm, FPUL {:
|
nkeynes@377 | 1926 | check_fpuen();
|
nkeynes@388 | 1927 | load_spreg( R_ECX, R_FPSCR );
|
nkeynes@388 | 1928 | load_fr_bank( R_EDX );
|
nkeynes@388 | 1929 | TEST_imm32_r32( FPSCR_PR, R_ECX );
|
nkeynes@388 | 1930 | JNE_rel8(5, doubleprec);
|
nkeynes@388 | 1931 | push_fr( R_EDX, FRm );
|
nkeynes@388 | 1932 | JMP_rel8(3, doop);
|
nkeynes@388 | 1933 | JMP_TARGET(doubleprec);
|
nkeynes@388 | 1934 | push_dr( R_EDX, FRm );
|
nkeynes@388 | 1935 | JMP_TARGET( doop );
|
nkeynes@388 | 1936 | load_imm32( R_ECX, (uint32_t)&max_int );
|
nkeynes@388 | 1937 | FILD_r32ind( R_ECX );
|
nkeynes@388 | 1938 | FCOMIP_st(1);
|
nkeynes@394 | 1939 | JNA_rel8( 32, sat );
|
nkeynes@388 | 1940 | load_imm32( R_ECX, (uint32_t)&min_int ); // 5
|
nkeynes@388 | 1941 | FILD_r32ind( R_ECX ); // 2
|
nkeynes@388 | 1942 | FCOMIP_st(1); // 2
|
nkeynes@394 | 1943 | JAE_rel8( 21, sat2 ); // 2
|
nkeynes@394 | 1944 | load_imm32( R_EAX, (uint32_t)&save_fcw );
|
nkeynes@394 | 1945 | FNSTCW_r32ind( R_EAX );
|
nkeynes@394 | 1946 | load_imm32( R_EDX, (uint32_t)&trunc_fcw );
|
nkeynes@394 | 1947 | FLDCW_r32ind( R_EDX );
|
nkeynes@388 | 1948 | FISTP_sh4r(R_FPUL); // 3
|
nkeynes@394 | 1949 | FLDCW_r32ind( R_EAX );
|
nkeynes@388 | 1950 | JMP_rel8( 9, end ); // 2
|
nkeynes@388 | 1951 |
|
nkeynes@388 | 1952 | JMP_TARGET(sat);
|
nkeynes@388 | 1953 | JMP_TARGET(sat2);
|
nkeynes@388 | 1954 | MOV_r32ind_r32( R_ECX, R_ECX ); // 2
|
nkeynes@388 | 1955 | store_spreg( R_ECX, R_FPUL );
|
nkeynes@388 | 1956 | FPOP_st();
|
nkeynes@388 | 1957 | JMP_TARGET(end);
|
nkeynes@417 | 1958 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@377 | 1959 | :}
|
nkeynes@377 | 1960 | FLDS FRm, FPUL {:
|
nkeynes@377 | 1961 | check_fpuen();
|
nkeynes@377 | 1962 | load_fr_bank( R_ECX );
|
nkeynes@377 | 1963 | load_fr( R_ECX, R_EAX, FRm );
|
nkeynes@377 | 1964 | store_spreg( R_EAX, R_FPUL );
|
nkeynes@417 | 1965 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@377 | 1966 | :}
|
nkeynes@377 | 1967 | FSTS FPUL, FRn {:
|
nkeynes@377 | 1968 | check_fpuen();
|
nkeynes@377 | 1969 | load_fr_bank( R_ECX );
|
nkeynes@377 | 1970 | load_spreg( R_EAX, R_FPUL );
|
nkeynes@377 | 1971 | store_fr( R_ECX, R_EAX, FRn );
|
nkeynes@417 | 1972 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@377 | 1973 | :}
|
nkeynes@377 | 1974 | FCNVDS FRm, FPUL {:
|
nkeynes@377 | 1975 | check_fpuen();
|
nkeynes@377 | 1976 | load_spreg( R_ECX, R_FPSCR );
|
nkeynes@377 | 1977 | TEST_imm32_r32( FPSCR_PR, R_ECX );
|
nkeynes@380 | 1978 | JE_rel8(9, end); // only when PR=1
|
nkeynes@377 | 1979 | load_fr_bank( R_ECX );
|
nkeynes@377 | 1980 | push_dr( R_ECX, FRm );
|
nkeynes@377 | 1981 | pop_fpul();
|
nkeynes@380 | 1982 | JMP_TARGET(end);
|
nkeynes@417 | 1983 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@377 | 1984 | :}
|
nkeynes@377 | 1985 | FCNVSD FPUL, FRn {:
|
nkeynes@377 | 1986 | check_fpuen();
|
nkeynes@377 | 1987 | load_spreg( R_ECX, R_FPSCR );
|
nkeynes@377 | 1988 | TEST_imm32_r32( FPSCR_PR, R_ECX );
|
nkeynes@380 | 1989 | JE_rel8(9, end); // only when PR=1
|
nkeynes@377 | 1990 | load_fr_bank( R_ECX );
|
nkeynes@377 | 1991 | push_fpul();
|
nkeynes@377 | 1992 | pop_dr( R_ECX, FRn );
|
nkeynes@380 | 1993 | JMP_TARGET(end);
|
nkeynes@417 | 1994 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@377 | 1995 | :}
|
nkeynes@375 | 1996 |
|
nkeynes@359 | 1997 | /* Floating point instructions */
|
nkeynes@374 | 1998 | FABS FRn {:
|
nkeynes@377 | 1999 | check_fpuen();
|
nkeynes@374 | 2000 | load_spreg( R_ECX, R_FPSCR );
|
nkeynes@377 | 2001 | load_fr_bank( R_EDX );
|
nkeynes@374 | 2002 | TEST_imm32_r32( FPSCR_PR, R_ECX );
|
nkeynes@380 | 2003 | JNE_rel8(10, doubleprec);
|
nkeynes@374 | 2004 | push_fr(R_EDX, FRn); // 3
|
nkeynes@374 | 2005 | FABS_st0(); // 2
|
nkeynes@374 | 2006 | pop_fr( R_EDX, FRn); //3
|
nkeynes@380 | 2007 | JMP_rel8(8,end); // 2
|
nkeynes@380 | 2008 | JMP_TARGET(doubleprec);
|
nkeynes@374 | 2009 | push_dr(R_EDX, FRn);
|
nkeynes@374 | 2010 | FABS_st0();
|
nkeynes@374 | 2011 | pop_dr(R_EDX, FRn);
|
nkeynes@380 | 2012 | JMP_TARGET(end);
|
nkeynes@417 | 2013 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@374 | 2014 | :}
|
nkeynes@377 | 2015 | FADD FRm, FRn {:
|
nkeynes@377 | 2016 | check_fpuen();
|
nkeynes@375 | 2017 | load_spreg( R_ECX, R_FPSCR );
|
nkeynes@375 | 2018 | TEST_imm32_r32( FPSCR_PR, R_ECX );
|
nkeynes@377 | 2019 | load_fr_bank( R_EDX );
|
nkeynes@380 | 2020 | JNE_rel8(13,doubleprec);
|
nkeynes@377 | 2021 | push_fr(R_EDX, FRm);
|
nkeynes@377 | 2022 | push_fr(R_EDX, FRn);
|
nkeynes@377 | 2023 | FADDP_st(1);
|
nkeynes@377 | 2024 | pop_fr(R_EDX, FRn);
|
nkeynes@380 | 2025 | JMP_rel8(11,end);
|
nkeynes@380 | 2026 | JMP_TARGET(doubleprec);
|
nkeynes@377 | 2027 | push_dr(R_EDX, FRm);
|
nkeynes@377 | 2028 | push_dr(R_EDX, FRn);
|
nkeynes@377 | 2029 | FADDP_st(1);
|
nkeynes@377 | 2030 | pop_dr(R_EDX, FRn);
|
nkeynes@380 | 2031 | JMP_TARGET(end);
|
nkeynes@417 | 2032 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@375 | 2033 | :}
|
nkeynes@377 | 2034 | FDIV FRm, FRn {:
|
nkeynes@377 | 2035 | check_fpuen();
|
nkeynes@375 | 2036 | load_spreg( R_ECX, R_FPSCR );
|
nkeynes@375 | 2037 | TEST_imm32_r32( FPSCR_PR, R_ECX );
|
nkeynes@377 | 2038 | load_fr_bank( R_EDX );
|
nkeynes@380 | 2039 | JNE_rel8(13, doubleprec);
|
nkeynes@377 | 2040 | push_fr(R_EDX, FRn);
|
nkeynes@377 | 2041 | push_fr(R_EDX, FRm);
|
nkeynes@377 | 2042 | FDIVP_st(1);
|
nkeynes@377 | 2043 | pop_fr(R_EDX, FRn);
|
nkeynes@380 | 2044 | JMP_rel8(11, end);
|
nkeynes@380 | 2045 | JMP_TARGET(doubleprec);
|
nkeynes@377 | 2046 | push_dr(R_EDX, FRn);
|
nkeynes@377 | 2047 | push_dr(R_EDX, FRm);
|
nkeynes@377 | 2048 | FDIVP_st(1);
|
nkeynes@377 | 2049 | pop_dr(R_EDX, FRn);
|
nkeynes@380 | 2050 | JMP_TARGET(end);
|
nkeynes@417 | 2051 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@375 | 2052 | :}
|
nkeynes@375 | 2053 | FMAC FR0, FRm, FRn {:
|
nkeynes@377 | 2054 | check_fpuen();
|
nkeynes@375 | 2055 | load_spreg( R_ECX, R_FPSCR );
|
nkeynes@375 | 2056 | load_spreg( R_EDX, REG_OFFSET(fr_bank));
|
nkeynes@375 | 2057 | TEST_imm32_r32( FPSCR_PR, R_ECX );
|
nkeynes@380 | 2058 | JNE_rel8(18, doubleprec);
|
nkeynes@375 | 2059 | push_fr( R_EDX, 0 );
|
nkeynes@375 | 2060 | push_fr( R_EDX, FRm );
|
nkeynes@375 | 2061 | FMULP_st(1);
|
nkeynes@375 | 2062 | push_fr( R_EDX, FRn );
|
nkeynes@375 | 2063 | FADDP_st(1);
|
nkeynes@375 | 2064 | pop_fr( R_EDX, FRn );
|
nkeynes@380 | 2065 | JMP_rel8(16, end);
|
nkeynes@380 | 2066 | JMP_TARGET(doubleprec);
|
nkeynes@375 | 2067 | push_dr( R_EDX, 0 );
|
nkeynes@375 | 2068 | push_dr( R_EDX, FRm );
|
nkeynes@375 | 2069 | FMULP_st(1);
|
nkeynes@375 | 2070 | push_dr( R_EDX, FRn );
|
nkeynes@375 | 2071 | FADDP_st(1);
|
nkeynes@375 | 2072 | pop_dr( R_EDX, FRn );
|
nkeynes@380 | 2073 | JMP_TARGET(end);
|
nkeynes@417 | 2074 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@375 | 2075 | :}
|
nkeynes@375 | 2076 |
|
nkeynes@377 | 2077 | FMUL FRm, FRn {:
|
nkeynes@377 | 2078 | check_fpuen();
|
nkeynes@377 | 2079 | load_spreg( R_ECX, R_FPSCR );
|
nkeynes@377 | 2080 | TEST_imm32_r32( FPSCR_PR, R_ECX );
|
nkeynes@377 | 2081 | load_fr_bank( R_EDX );
|
nkeynes@380 | 2082 | JNE_rel8(13, doubleprec);
|
nkeynes@377 | 2083 | push_fr(R_EDX, FRm);
|
nkeynes@377 | 2084 | push_fr(R_EDX, FRn);
|
nkeynes@377 | 2085 | FMULP_st(1);
|
nkeynes@377 | 2086 | pop_fr(R_EDX, FRn);
|
nkeynes@380 | 2087 | JMP_rel8(11, end);
|
nkeynes@380 | 2088 | JMP_TARGET(doubleprec);
|
nkeynes@377 | 2089 | push_dr(R_EDX, FRm);
|
nkeynes@377 | 2090 | push_dr(R_EDX, FRn);
|
nkeynes@377 | 2091 | FMULP_st(1);
|
nkeynes@377 | 2092 | pop_dr(R_EDX, FRn);
|
nkeynes@380 | 2093 | JMP_TARGET(end);
|
nkeynes@417 | 2094 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@377 | 2095 | :}
|
nkeynes@377 | 2096 | FNEG FRn {:
|
nkeynes@377 | 2097 | check_fpuen();
|
nkeynes@377 | 2098 | load_spreg( R_ECX, R_FPSCR );
|
nkeynes@377 | 2099 | TEST_imm32_r32( FPSCR_PR, R_ECX );
|
nkeynes@377 | 2100 | load_fr_bank( R_EDX );
|
nkeynes@380 | 2101 | JNE_rel8(10, doubleprec);
|
nkeynes@377 | 2102 | push_fr(R_EDX, FRn);
|
nkeynes@377 | 2103 | FCHS_st0();
|
nkeynes@377 | 2104 | pop_fr(R_EDX, FRn);
|
nkeynes@380 | 2105 | JMP_rel8(8, end);
|
nkeynes@380 | 2106 | JMP_TARGET(doubleprec);
|
nkeynes@377 | 2107 | push_dr(R_EDX, FRn);
|
nkeynes@377 | 2108 | FCHS_st0();
|
nkeynes@377 | 2109 | pop_dr(R_EDX, FRn);
|
nkeynes@380 | 2110 | JMP_TARGET(end);
|
nkeynes@417 | 2111 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@377 | 2112 | :}
|
nkeynes@377 | 2113 | FSRRA FRn {:
|
nkeynes@377 | 2114 | check_fpuen();
|
nkeynes@377 | 2115 | load_spreg( R_ECX, R_FPSCR );
|
nkeynes@377 | 2116 | TEST_imm32_r32( FPSCR_PR, R_ECX );
|
nkeynes@377 | 2117 | load_fr_bank( R_EDX );
|
nkeynes@380 | 2118 | JNE_rel8(12, end); // PR=0 only
|
nkeynes@377 | 2119 | FLD1_st0();
|
nkeynes@377 | 2120 | push_fr(R_EDX, FRn);
|
nkeynes@377 | 2121 | FSQRT_st0();
|
nkeynes@377 | 2122 | FDIVP_st(1);
|
nkeynes@377 | 2123 | pop_fr(R_EDX, FRn);
|
nkeynes@380 | 2124 | JMP_TARGET(end);
|
nkeynes@417 | 2125 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@377 | 2126 | :}
|
nkeynes@377 | 2127 | FSQRT FRn {:
|
nkeynes@377 | 2128 | check_fpuen();
|
nkeynes@377 | 2129 | load_spreg( R_ECX, R_FPSCR );
|
nkeynes@377 | 2130 | TEST_imm32_r32( FPSCR_PR, R_ECX );
|
nkeynes@377 | 2131 | load_fr_bank( R_EDX );
|
nkeynes@380 | 2132 | JNE_rel8(10, doubleprec);
|
nkeynes@377 | 2133 | push_fr(R_EDX, FRn);
|
nkeynes@377 | 2134 | FSQRT_st0();
|
nkeynes@377 | 2135 | pop_fr(R_EDX, FRn);
|
nkeynes@380 | 2136 | JMP_rel8(8, end);
|
nkeynes@380 | 2137 | JMP_TARGET(doubleprec);
|
nkeynes@377 | 2138 | push_dr(R_EDX, FRn);
|
nkeynes@377 | 2139 | FSQRT_st0();
|
nkeynes@377 | 2140 | pop_dr(R_EDX, FRn);
|
nkeynes@380 | 2141 | JMP_TARGET(end);
|
nkeynes@417 | 2142 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@377 | 2143 | :}
|
nkeynes@377 | 2144 | FSUB FRm, FRn {:
|
nkeynes@377 | 2145 | check_fpuen();
|
nkeynes@377 | 2146 | load_spreg( R_ECX, R_FPSCR );
|
nkeynes@377 | 2147 | TEST_imm32_r32( FPSCR_PR, R_ECX );
|
nkeynes@377 | 2148 | load_fr_bank( R_EDX );
|
nkeynes@380 | 2149 | JNE_rel8(13, doubleprec);
|
nkeynes@377 | 2150 | push_fr(R_EDX, FRn);
|
nkeynes@377 | 2151 | push_fr(R_EDX, FRm);
|
nkeynes@388 | 2152 | FSUBP_st(1);
|
nkeynes@377 | 2153 | pop_fr(R_EDX, FRn);
|
nkeynes@380 | 2154 | JMP_rel8(11, end);
|
nkeynes@380 | 2155 | JMP_TARGET(doubleprec);
|
nkeynes@377 | 2156 | push_dr(R_EDX, FRn);
|
nkeynes@377 | 2157 | push_dr(R_EDX, FRm);
|
nkeynes@388 | 2158 | FSUBP_st(1);
|
nkeynes@377 | 2159 | pop_dr(R_EDX, FRn);
|
nkeynes@380 | 2160 | JMP_TARGET(end);
|
nkeynes@417 | 2161 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@377 | 2162 | :}
|
nkeynes@377 | 2163 |
|
nkeynes@377 | 2164 | FCMP/EQ FRm, FRn {:
|
nkeynes@377 | 2165 | check_fpuen();
|
nkeynes@377 | 2166 | load_spreg( R_ECX, R_FPSCR );
|
nkeynes@377 | 2167 | TEST_imm32_r32( FPSCR_PR, R_ECX );
|
nkeynes@377 | 2168 | load_fr_bank( R_EDX );
|
nkeynes@380 | 2169 | JNE_rel8(8, doubleprec);
|
nkeynes@377 | 2170 | push_fr(R_EDX, FRm);
|
nkeynes@377 | 2171 | push_fr(R_EDX, FRn);
|
nkeynes@380 | 2172 | JMP_rel8(6, end);
|
nkeynes@380 | 2173 | JMP_TARGET(doubleprec);
|
nkeynes@377 | 2174 | push_dr(R_EDX, FRm);
|
nkeynes@377 | 2175 | push_dr(R_EDX, FRn);
|
nkeynes@382 | 2176 | JMP_TARGET(end);
|
nkeynes@377 | 2177 | FCOMIP_st(1);
|
nkeynes@377 | 2178 | SETE_t();
|
nkeynes@377 | 2179 | FPOP_st();
|
nkeynes@417 | 2180 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@377 | 2181 | :}
|
nkeynes@377 | 2182 | FCMP/GT FRm, FRn {:
|
nkeynes@377 | 2183 | check_fpuen();
|
nkeynes@377 | 2184 | load_spreg( R_ECX, R_FPSCR );
|
nkeynes@377 | 2185 | TEST_imm32_r32( FPSCR_PR, R_ECX );
|
nkeynes@377 | 2186 | load_fr_bank( R_EDX );
|
nkeynes@380 | 2187 | JNE_rel8(8, doubleprec);
|
nkeynes@377 | 2188 | push_fr(R_EDX, FRm);
|
nkeynes@377 | 2189 | push_fr(R_EDX, FRn);
|
nkeynes@380 | 2190 | JMP_rel8(6, end);
|
nkeynes@380 | 2191 | JMP_TARGET(doubleprec);
|
nkeynes@377 | 2192 | push_dr(R_EDX, FRm);
|
nkeynes@377 | 2193 | push_dr(R_EDX, FRn);
|
nkeynes@380 | 2194 | JMP_TARGET(end);
|
nkeynes@377 | 2195 | FCOMIP_st(1);
|
nkeynes@377 | 2196 | SETA_t();
|
nkeynes@377 | 2197 | FPOP_st();
|
nkeynes@417 | 2198 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@377 | 2199 | :}
|
nkeynes@377 | 2200 |
|
nkeynes@377 | 2201 | FSCA FPUL, FRn {:
|
nkeynes@377 | 2202 | check_fpuen();
|
nkeynes@388 | 2203 | load_spreg( R_ECX, R_FPSCR );
|
nkeynes@388 | 2204 | TEST_imm32_r32( FPSCR_PR, R_ECX );
|
nkeynes@527 | 2205 | JNE_rel8( CALL_FUNC2_SIZE + 9, doubleprec );
|
nkeynes@388 | 2206 | load_fr_bank( R_ECX );
|
nkeynes@388 | 2207 | ADD_imm8s_r32( (FRn&0x0E)<<2, R_ECX );
|
nkeynes@388 | 2208 | load_spreg( R_EDX, R_FPUL );
|
nkeynes@388 | 2209 | call_func2( sh4_fsca, R_EDX, R_ECX );
|
nkeynes@388 | 2210 | JMP_TARGET(doubleprec);
|
nkeynes@417 | 2211 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@377 | 2212 | :}
|
nkeynes@377 | 2213 | FIPR FVm, FVn {:
|
nkeynes@377 | 2214 | check_fpuen();
|
nkeynes@388 | 2215 | load_spreg( R_ECX, R_FPSCR );
|
nkeynes@388 | 2216 | TEST_imm32_r32( FPSCR_PR, R_ECX );
|
nkeynes@388 | 2217 | JNE_rel8(44, doubleprec);
|
nkeynes@388 | 2218 |
|
nkeynes@388 | 2219 | load_fr_bank( R_ECX );
|
nkeynes@388 | 2220 | push_fr( R_ECX, FVm<<2 );
|
nkeynes@388 | 2221 | push_fr( R_ECX, FVn<<2 );
|
nkeynes@388 | 2222 | FMULP_st(1);
|
nkeynes@388 | 2223 | push_fr( R_ECX, (FVm<<2)+1);
|
nkeynes@388 | 2224 | push_fr( R_ECX, (FVn<<2)+1);
|
nkeynes@388 | 2225 | FMULP_st(1);
|
nkeynes@388 | 2226 | FADDP_st(1);
|
nkeynes@388 | 2227 | push_fr( R_ECX, (FVm<<2)+2);
|
nkeynes@388 | 2228 | push_fr( R_ECX, (FVn<<2)+2);
|
nkeynes@388 | 2229 | FMULP_st(1);
|
nkeynes@388 | 2230 | FADDP_st(1);
|
nkeynes@388 | 2231 | push_fr( R_ECX, (FVm<<2)+3);
|
nkeynes@388 | 2232 | push_fr( R_ECX, (FVn<<2)+3);
|
nkeynes@388 | 2233 | FMULP_st(1);
|
nkeynes@388 | 2234 | FADDP_st(1);
|
nkeynes@388 | 2235 | pop_fr( R_ECX, (FVn<<2)+3);
|
nkeynes@388 | 2236 | JMP_TARGET(doubleprec);
|
nkeynes@417 | 2237 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@377 | 2238 | :}
|
nkeynes@377 | 2239 | FTRV XMTRX, FVn {:
|
nkeynes@377 | 2240 | check_fpuen();
|
nkeynes@388 | 2241 | load_spreg( R_ECX, R_FPSCR );
|
nkeynes@388 | 2242 | TEST_imm32_r32( FPSCR_PR, R_ECX );
|
nkeynes@527 | 2243 | JNE_rel8( 18 + CALL_FUNC2_SIZE, doubleprec );
|
nkeynes@388 | 2244 | load_fr_bank( R_EDX ); // 3
|
nkeynes@388 | 2245 | ADD_imm8s_r32( FVn<<4, R_EDX ); // 3
|
nkeynes@388 | 2246 | load_xf_bank( R_ECX ); // 12
|
nkeynes@388 | 2247 | call_func2( sh4_ftrv, R_EDX, R_ECX ); // 12
|
nkeynes@388 | 2248 | JMP_TARGET(doubleprec);
|
nkeynes@417 | 2249 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@377 | 2250 | :}
|
nkeynes@377 | 2251 |
|
nkeynes@377 | 2252 | FRCHG {:
|
nkeynes@377 | 2253 | check_fpuen();
|
nkeynes@377 | 2254 | load_spreg( R_ECX, R_FPSCR );
|
nkeynes@377 | 2255 | XOR_imm32_r32( FPSCR_FR, R_ECX );
|
nkeynes@377 | 2256 | store_spreg( R_ECX, R_FPSCR );
|
nkeynes@386 | 2257 | update_fr_bank( R_ECX );
|
nkeynes@417 | 2258 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@377 | 2259 | :}
|
nkeynes@377 | 2260 | FSCHG {:
|
nkeynes@377 | 2261 | check_fpuen();
|
nkeynes@377 | 2262 | load_spreg( R_ECX, R_FPSCR );
|
nkeynes@377 | 2263 | XOR_imm32_r32( FPSCR_SZ, R_ECX );
|
nkeynes@377 | 2264 | store_spreg( R_ECX, R_FPSCR );
|
nkeynes@417 | 2265 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@377 | 2266 | :}
|
nkeynes@359 | 2267 |
|
nkeynes@359 | 2268 | /* Processor control instructions */
|
nkeynes@368 | 2269 | LDC Rm, SR {:
|
nkeynes@386 | 2270 | if( sh4_x86.in_delay_slot ) {
|
nkeynes@386 | 2271 | SLOTILLEGAL();
|
nkeynes@386 | 2272 | } else {
|
nkeynes@386 | 2273 | check_priv();
|
nkeynes@386 | 2274 | load_reg( R_EAX, Rm );
|
nkeynes@386 | 2275 | call_func1( sh4_write_sr, R_EAX );
|
nkeynes@386 | 2276 | sh4_x86.priv_checked = FALSE;
|
nkeynes@386 | 2277 | sh4_x86.fpuen_checked = FALSE;
|
nkeynes@417 | 2278 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@386 | 2279 | }
|
nkeynes@368 | 2280 | :}
|
nkeynes@359 | 2281 | LDC Rm, GBR {:
|
nkeynes@359 | 2282 | load_reg( R_EAX, Rm );
|
nkeynes@359 | 2283 | store_spreg( R_EAX, R_GBR );
|
nkeynes@359 | 2284 | :}
|
nkeynes@359 | 2285 | LDC Rm, VBR {:
|
nkeynes@386 | 2286 | check_priv();
|
nkeynes@359 | 2287 | load_reg( R_EAX, Rm );
|
nkeynes@359 | 2288 | store_spreg( R_EAX, R_VBR );
|
nkeynes@417 | 2289 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 2290 | :}
|
nkeynes@359 | 2291 | LDC Rm, SSR {:
|
nkeynes@386 | 2292 | check_priv();
|
nkeynes@359 | 2293 | load_reg( R_EAX, Rm );
|
nkeynes@359 | 2294 | store_spreg( R_EAX, R_SSR );
|
nkeynes@417 | 2295 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 2296 | :}
|
nkeynes@359 | 2297 | LDC Rm, SGR {:
|
nkeynes@386 | 2298 | check_priv();
|
nkeynes@359 | 2299 | load_reg( R_EAX, Rm );
|
nkeynes@359 | 2300 | store_spreg( R_EAX, R_SGR );
|
nkeynes@417 | 2301 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 2302 | :}
|
nkeynes@359 | 2303 | LDC Rm, SPC {:
|
nkeynes@386 | 2304 | check_priv();
|
nkeynes@359 | 2305 | load_reg( R_EAX, Rm );
|
nkeynes@359 | 2306 | store_spreg( R_EAX, R_SPC );
|
nkeynes@417 | 2307 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 2308 | :}
|
nkeynes@359 | 2309 | LDC Rm, DBR {:
|
nkeynes@386 | 2310 | check_priv();
|
nkeynes@359 | 2311 | load_reg( R_EAX, Rm );
|
nkeynes@359 | 2312 | store_spreg( R_EAX, R_DBR );
|
nkeynes@417 | 2313 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 2314 | :}
|
nkeynes@374 | 2315 | LDC Rm, Rn_BANK {:
|
nkeynes@386 | 2316 | check_priv();
|
nkeynes@374 | 2317 | load_reg( R_EAX, Rm );
|
nkeynes@374 | 2318 | store_spreg( R_EAX, REG_OFFSET(r_bank[Rn_BANK]) );
|
nkeynes@417 | 2319 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@374 | 2320 | :}
|
nkeynes@359 | 2321 | LDC.L @Rm+, GBR {:
|
nkeynes@359 | 2322 | load_reg( R_EAX, Rm );
|
nkeynes@395 | 2323 | check_ralign32( R_EAX );
|
nkeynes@586 | 2324 | MMU_TRANSLATE_READ( R_EAX );
|
nkeynes@586 | 2325 | ADD_imm8s_sh4r( 4, REG_OFFSET(r[Rm]) );
|
nkeynes@586 | 2326 | MEM_READ_LONG( R_EAX, R_EAX );
|
nkeynes@359 | 2327 | store_spreg( R_EAX, R_GBR );
|
nkeynes@417 | 2328 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 2329 | :}
|
nkeynes@368 | 2330 | LDC.L @Rm+, SR {:
|
nkeynes@386 | 2331 | if( sh4_x86.in_delay_slot ) {
|
nkeynes@386 | 2332 | SLOTILLEGAL();
|
nkeynes@386 | 2333 | } else {
|
nkeynes@586 | 2334 | check_priv();
|
nkeynes@386 | 2335 | load_reg( R_EAX, Rm );
|
nkeynes@395 | 2336 | check_ralign32( R_EAX );
|
nkeynes@586 | 2337 | MMU_TRANSLATE_READ( R_EAX );
|
nkeynes@586 | 2338 | ADD_imm8s_sh4r( 4, REG_OFFSET(r[Rm]) );
|
nkeynes@586 | 2339 | MEM_READ_LONG( R_EAX, R_EAX );
|
nkeynes@386 | 2340 | call_func1( sh4_write_sr, R_EAX );
|
nkeynes@386 | 2341 | sh4_x86.priv_checked = FALSE;
|
nkeynes@386 | 2342 | sh4_x86.fpuen_checked = FALSE;
|
nkeynes@417 | 2343 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@386 | 2344 | }
|
nkeynes@359 | 2345 | :}
|
nkeynes@359 | 2346 | LDC.L @Rm+, VBR {:
|
nkeynes@586 | 2347 | check_priv();
|
nkeynes@359 | 2348 | load_reg( R_EAX, Rm );
|
nkeynes@395 | 2349 | check_ralign32( R_EAX );
|
nkeynes@586 | 2350 | MMU_TRANSLATE_READ( R_EAX );
|
nkeynes@586 | 2351 | ADD_imm8s_sh4r( 4, REG_OFFSET(r[Rm]) );
|
nkeynes@586 | 2352 | MEM_READ_LONG( R_EAX, R_EAX );
|
nkeynes@359 | 2353 | store_spreg( R_EAX, R_VBR );
|
nkeynes@417 | 2354 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 2355 | :}
|
nkeynes@359 | 2356 | LDC.L @Rm+, SSR {:
|
nkeynes@586 | 2357 | check_priv();
|
nkeynes@359 | 2358 | load_reg( R_EAX, Rm );
|
nkeynes@416 | 2359 | check_ralign32( R_EAX );
|
nkeynes@586 | 2360 | MMU_TRANSLATE_READ( R_EAX );
|
nkeynes@586 | 2361 | ADD_imm8s_sh4r( 4, REG_OFFSET(r[Rm]) );
|
nkeynes@586 | 2362 | MEM_READ_LONG( R_EAX, R_EAX );
|
nkeynes@359 | 2363 | store_spreg( R_EAX, R_SSR );
|
nkeynes@417 | 2364 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 2365 | :}
|
nkeynes@359 | 2366 | LDC.L @Rm+, SGR {:
|
nkeynes@586 | 2367 | check_priv();
|
nkeynes@359 | 2368 | load_reg( R_EAX, Rm );
|
nkeynes@395 | 2369 | check_ralign32( R_EAX );
|
nkeynes@586 | 2370 | MMU_TRANSLATE_READ( R_EAX );
|
nkeynes@586 | 2371 | ADD_imm8s_sh4r( 4, REG_OFFSET(r[Rm]) );
|
nkeynes@586 | 2372 | MEM_READ_LONG( R_EAX, R_EAX );
|
nkeynes@359 | 2373 | store_spreg( R_EAX, R_SGR );
|
nkeynes@417 | 2374 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 2375 | :}
|
nkeynes@359 | 2376 | LDC.L @Rm+, SPC {:
|
nkeynes@586 | 2377 | check_priv();
|
nkeynes@359 | 2378 | load_reg( R_EAX, Rm );
|
nkeynes@395 | 2379 | check_ralign32( R_EAX );
|
nkeynes@586 | 2380 | MMU_TRANSLATE_READ( R_EAX );
|
nkeynes@586 | 2381 | ADD_imm8s_sh4r( 4, REG_OFFSET(r[Rm]) );
|
nkeynes@586 | 2382 | MEM_READ_LONG( R_EAX, R_EAX );
|
nkeynes@359 | 2383 | store_spreg( R_EAX, R_SPC );
|
nkeynes@417 | 2384 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 2385 | :}
|
nkeynes@359 | 2386 | LDC.L @Rm+, DBR {:
|
nkeynes@586 | 2387 | check_priv();
|
nkeynes@359 | 2388 | load_reg( R_EAX, Rm );
|
nkeynes@395 | 2389 | check_ralign32( R_EAX );
|
nkeynes@586 | 2390 | MMU_TRANSLATE_READ( R_EAX );
|
nkeynes@586 | 2391 | ADD_imm8s_sh4r( 4, REG_OFFSET(r[Rm]) );
|
nkeynes@586 | 2392 | MEM_READ_LONG( R_EAX, R_EAX );
|
nkeynes@359 | 2393 | store_spreg( R_EAX, R_DBR );
|
nkeynes@417 | 2394 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 2395 | :}
|
nkeynes@359 | 2396 | LDC.L @Rm+, Rn_BANK {:
|
nkeynes@586 | 2397 | check_priv();
|
nkeynes@374 | 2398 | load_reg( R_EAX, Rm );
|
nkeynes@395 | 2399 | check_ralign32( R_EAX );
|
nkeynes@586 | 2400 | MMU_TRANSLATE_READ( R_EAX );
|
nkeynes@586 | 2401 | ADD_imm8s_sh4r( 4, REG_OFFSET(r[Rm]) );
|
nkeynes@586 | 2402 | MEM_READ_LONG( R_EAX, R_EAX );
|
nkeynes@374 | 2403 | store_spreg( R_EAX, REG_OFFSET(r_bank[Rn_BANK]) );
|
nkeynes@417 | 2404 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 2405 | :}
|
nkeynes@359 | 2406 | LDS Rm, FPSCR {:
|
nkeynes@359 | 2407 | load_reg( R_EAX, Rm );
|
nkeynes@359 | 2408 | store_spreg( R_EAX, R_FPSCR );
|
nkeynes@386 | 2409 | update_fr_bank( R_EAX );
|
nkeynes@417 | 2410 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 2411 | :}
|
nkeynes@359 | 2412 | LDS.L @Rm+, FPSCR {:
|
nkeynes@359 | 2413 | load_reg( R_EAX, Rm );
|
nkeynes@395 | 2414 | check_ralign32( R_EAX );
|
nkeynes@586 | 2415 | MMU_TRANSLATE_READ( R_EAX );
|
nkeynes@586 | 2416 | ADD_imm8s_sh4r( 4, REG_OFFSET(r[Rm]) );
|
nkeynes@586 | 2417 | MEM_READ_LONG( R_EAX, R_EAX );
|
nkeynes@359 | 2418 | store_spreg( R_EAX, R_FPSCR );
|
nkeynes@386 | 2419 | update_fr_bank( R_EAX );
|
nkeynes@417 | 2420 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 2421 | :}
|
nkeynes@359 | 2422 | LDS Rm, FPUL {:
|
nkeynes@359 | 2423 | load_reg( R_EAX, Rm );
|
nkeynes@359 | 2424 | store_spreg( R_EAX, R_FPUL );
|
nkeynes@359 | 2425 | :}
|
nkeynes@359 | 2426 | LDS.L @Rm+, FPUL {:
|
nkeynes@359 | 2427 | load_reg( R_EAX, Rm );
|
nkeynes@395 | 2428 | check_ralign32( R_EAX );
|
nkeynes@586 | 2429 | MMU_TRANSLATE_READ( R_EAX );
|
nkeynes@586 | 2430 | ADD_imm8s_sh4r( 4, REG_OFFSET(r[Rm]) );
|
nkeynes@586 | 2431 | MEM_READ_LONG( R_EAX, R_EAX );
|
nkeynes@359 | 2432 | store_spreg( R_EAX, R_FPUL );
|
nkeynes@417 | 2433 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 2434 | :}
|
nkeynes@359 | 2435 | LDS Rm, MACH {:
|
nkeynes@359 | 2436 | load_reg( R_EAX, Rm );
|
nkeynes@359 | 2437 | store_spreg( R_EAX, R_MACH );
|
nkeynes@359 | 2438 | :}
|
nkeynes@359 | 2439 | LDS.L @Rm+, MACH {:
|
nkeynes@359 | 2440 | load_reg( R_EAX, Rm );
|
nkeynes@395 | 2441 | check_ralign32( R_EAX );
|
nkeynes@586 | 2442 | MMU_TRANSLATE_READ( R_EAX );
|
nkeynes@586 | 2443 | ADD_imm8s_sh4r( 4, REG_OFFSET(r[Rm]) );
|
nkeynes@586 | 2444 | MEM_READ_LONG( R_EAX, R_EAX );
|
nkeynes@359 | 2445 | store_spreg( R_EAX, R_MACH );
|
nkeynes@417 | 2446 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 2447 | :}
|
nkeynes@359 | 2448 | LDS Rm, MACL {:
|
nkeynes@359 | 2449 | load_reg( R_EAX, Rm );
|
nkeynes@359 | 2450 | store_spreg( R_EAX, R_MACL );
|
nkeynes@359 | 2451 | :}
|
nkeynes@359 | 2452 | LDS.L @Rm+, MACL {:
|
nkeynes@359 | 2453 | load_reg( R_EAX, Rm );
|
nkeynes@395 | 2454 | check_ralign32( R_EAX );
|
nkeynes@586 | 2455 | MMU_TRANSLATE_READ( R_EAX );
|
nkeynes@586 | 2456 | ADD_imm8s_sh4r( 4, REG_OFFSET(r[Rm]) );
|
nkeynes@586 | 2457 | MEM_READ_LONG( R_EAX, R_EAX );
|
nkeynes@359 | 2458 | store_spreg( R_EAX, R_MACL );
|
nkeynes@417 | 2459 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 2460 | :}
|
nkeynes@359 | 2461 | LDS Rm, PR {:
|
nkeynes@359 | 2462 | load_reg( R_EAX, Rm );
|
nkeynes@359 | 2463 | store_spreg( R_EAX, R_PR );
|
nkeynes@359 | 2464 | :}
|
nkeynes@359 | 2465 | LDS.L @Rm+, PR {:
|
nkeynes@359 | 2466 | load_reg( R_EAX, Rm );
|
nkeynes@395 | 2467 | check_ralign32( R_EAX );
|
nkeynes@586 | 2468 | MMU_TRANSLATE_READ( R_EAX );
|
nkeynes@586 | 2469 | ADD_imm8s_sh4r( 4, REG_OFFSET(r[Rm]) );
|
nkeynes@586 | 2470 | MEM_READ_LONG( R_EAX, R_EAX );
|
nkeynes@359 | 2471 | store_spreg( R_EAX, R_PR );
|
nkeynes@417 | 2472 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 2473 | :}
|
nkeynes@550 | 2474 | LDTLB {:
|
nkeynes@553 | 2475 | call_func0( MMU_ldtlb );
|
nkeynes@550 | 2476 | :}
|
nkeynes@359 | 2477 | OCBI @Rn {: :}
|
nkeynes@359 | 2478 | OCBP @Rn {: :}
|
nkeynes@359 | 2479 | OCBWB @Rn {: :}
|
nkeynes@374 | 2480 | PREF @Rn {:
|
nkeynes@374 | 2481 | load_reg( R_EAX, Rn );
|
nkeynes@532 | 2482 | MOV_r32_r32( R_EAX, R_ECX );
|
nkeynes@374 | 2483 | AND_imm32_r32( 0xFC000000, R_EAX );
|
nkeynes@374 | 2484 | CMP_imm32_r32( 0xE0000000, R_EAX );
|
nkeynes@586 | 2485 | JNE_rel8(8+CALL_FUNC1_SIZE, end);
|
nkeynes@532 | 2486 | call_func1( sh4_flush_store_queue, R_ECX );
|
nkeynes@586 | 2487 | TEST_r32_r32( R_EAX, R_EAX );
|
nkeynes@586 | 2488 | JE_exc(-1);
|
nkeynes@380 | 2489 | JMP_TARGET(end);
|
nkeynes@417 | 2490 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@374 | 2491 | :}
|
nkeynes@388 | 2492 | SLEEP {:
|
nkeynes@388 | 2493 | check_priv();
|
nkeynes@388 | 2494 | call_func0( sh4_sleep );
|
nkeynes@417 | 2495 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@590 | 2496 | sh4_x86.in_delay_slot = DELAY_NONE;
|
nkeynes@408 | 2497 | return 2;
|
nkeynes@388 | 2498 | :}
|
nkeynes@386 | 2499 | STC SR, Rn {:
|
nkeynes@386 | 2500 | check_priv();
|
nkeynes@386 | 2501 | call_func0(sh4_read_sr);
|
nkeynes@386 | 2502 | store_reg( R_EAX, Rn );
|
nkeynes@417 | 2503 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 2504 | :}
|
nkeynes@359 | 2505 | STC GBR, Rn {:
|
nkeynes@359 | 2506 | load_spreg( R_EAX, R_GBR );
|
nkeynes@359 | 2507 | store_reg( R_EAX, Rn );
|
nkeynes@359 | 2508 | :}
|
nkeynes@359 | 2509 | STC VBR, Rn {:
|
nkeynes@386 | 2510 | check_priv();
|
nkeynes@359 | 2511 | load_spreg( R_EAX, R_VBR );
|
nkeynes@359 | 2512 | store_reg( R_EAX, Rn );
|
nkeynes@417 | 2513 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 2514 | :}
|
nkeynes@359 | 2515 | STC SSR, Rn {:
|
nkeynes@386 | 2516 | check_priv();
|
nkeynes@359 | 2517 | load_spreg( R_EAX, R_SSR );
|
nkeynes@359 | 2518 | store_reg( R_EAX, Rn );
|
nkeynes@417 | 2519 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 2520 | :}
|
nkeynes@359 | 2521 | STC SPC, Rn {:
|
nkeynes@386 | 2522 | check_priv();
|
nkeynes@359 | 2523 | load_spreg( R_EAX, R_SPC );
|
nkeynes@359 | 2524 | store_reg( R_EAX, Rn );
|
nkeynes@417 | 2525 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 2526 | :}
|
nkeynes@359 | 2527 | STC SGR, Rn {:
|
nkeynes@386 | 2528 | check_priv();
|
nkeynes@359 | 2529 | load_spreg( R_EAX, R_SGR );
|
nkeynes@359 | 2530 | store_reg( R_EAX, Rn );
|
nkeynes@417 | 2531 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 2532 | :}
|
nkeynes@359 | 2533 | STC DBR, Rn {:
|
nkeynes@386 | 2534 | check_priv();
|
nkeynes@359 | 2535 | load_spreg( R_EAX, R_DBR );
|
nkeynes@359 | 2536 | store_reg( R_EAX, Rn );
|
nkeynes@417 | 2537 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 2538 | :}
|
nkeynes@374 | 2539 | STC Rm_BANK, Rn {:
|
nkeynes@386 | 2540 | check_priv();
|
nkeynes@374 | 2541 | load_spreg( R_EAX, REG_OFFSET(r_bank[Rm_BANK]) );
|
nkeynes@374 | 2542 | store_reg( R_EAX, Rn );
|
nkeynes@417 | 2543 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 2544 | :}
|
nkeynes@374 | 2545 | STC.L SR, @-Rn {:
|
nkeynes@586 | 2546 | check_priv();
|
nkeynes@586 | 2547 | load_reg( R_EAX, Rn );
|
nkeynes@586 | 2548 | check_walign32( R_EAX );
|
nkeynes@586 | 2549 | ADD_imm8s_r32( -4, R_EAX );
|
nkeynes@586 | 2550 | MMU_TRANSLATE_WRITE( R_EAX );
|
nkeynes@586 | 2551 | PUSH_realigned_r32( R_EAX );
|
nkeynes@395 | 2552 | call_func0( sh4_read_sr );
|
nkeynes@586 | 2553 | POP_realigned_r32( R_ECX );
|
nkeynes@586 | 2554 | ADD_imm8s_sh4r( -4, REG_OFFSET(r[Rn]) );
|
nkeynes@368 | 2555 | MEM_WRITE_LONG( R_ECX, R_EAX );
|
nkeynes@417 | 2556 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 2557 | :}
|
nkeynes@359 | 2558 | STC.L VBR, @-Rn {:
|
nkeynes@586 | 2559 | check_priv();
|
nkeynes@586 | 2560 | load_reg( R_EAX, Rn );
|
nkeynes@586 | 2561 | check_walign32( R_EAX );
|
nkeynes@586 | 2562 | ADD_imm8s_r32( -4, R_EAX );
|
nkeynes@586 | 2563 | MMU_TRANSLATE_WRITE( R_EAX );
|
nkeynes@586 | 2564 | load_spreg( R_EDX, R_VBR );
|
nkeynes@586 | 2565 | ADD_imm8s_sh4r( -4, REG_OFFSET(r[Rn]) );
|
nkeynes@586 | 2566 | MEM_WRITE_LONG( R_EAX, R_EDX );
|
nkeynes@417 | 2567 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 2568 | :}
|
nkeynes@359 | 2569 | STC.L SSR, @-Rn {:
|
nkeynes@586 | 2570 | check_priv();
|
nkeynes@586 | 2571 | load_reg( R_EAX, Rn );
|
nkeynes@586 | 2572 | check_walign32( R_EAX );
|
nkeynes@586 | 2573 | ADD_imm8s_r32( -4, R_EAX );
|
nkeynes@586 | 2574 | MMU_TRANSLATE_WRITE( R_EAX );
|
nkeynes@586 | 2575 | load_spreg( R_EDX, R_SSR );
|
nkeynes@586 | 2576 | ADD_imm8s_sh4r( -4, REG_OFFSET(r[Rn]) );
|
nkeynes@586 | 2577 | MEM_WRITE_LONG( R_EAX, R_EDX );
|
nkeynes@417 | 2578 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 2579 | :}
|
nkeynes@416 | 2580 | STC.L SPC, @-Rn {:
|
nkeynes@586 | 2581 | check_priv();
|
nkeynes@586 | 2582 | load_reg( R_EAX, Rn );
|
nkeynes@586 | 2583 | check_walign32( R_EAX );
|
nkeynes@586 | 2584 | ADD_imm8s_r32( -4, R_EAX );
|
nkeynes@586 | 2585 | MMU_TRANSLATE_WRITE( R_EAX );
|
nkeynes@586 | 2586 | load_spreg( R_EDX, R_SPC );
|
nkeynes@586 | 2587 | ADD_imm8s_sh4r( -4, REG_OFFSET(r[Rn]) );
|
nkeynes@586 | 2588 | MEM_WRITE_LONG( R_EAX, R_EDX );
|
nkeynes@417 | 2589 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 2590 | :}
|
nkeynes@359 | 2591 | STC.L SGR, @-Rn {:
|
nkeynes@586 | 2592 | check_priv();
|
nkeynes@586 | 2593 | load_reg( R_EAX, Rn );
|
nkeynes@586 | 2594 | check_walign32( R_EAX );
|
nkeynes@586 | 2595 | ADD_imm8s_r32( -4, R_EAX );
|
nkeynes@586 | 2596 | MMU_TRANSLATE_WRITE( R_EAX );
|
nkeynes@586 | 2597 | load_spreg( R_EDX, R_SGR );
|
nkeynes@586 | 2598 | ADD_imm8s_sh4r( -4, REG_OFFSET(r[Rn]) );
|
nkeynes@586 | 2599 | MEM_WRITE_LONG( R_EAX, R_EDX );
|
nkeynes@417 | 2600 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 2601 | :}
|
nkeynes@359 | 2602 | STC.L DBR, @-Rn {:
|
nkeynes@586 | 2603 | check_priv();
|
nkeynes@586 | 2604 | load_reg( R_EAX, Rn );
|
nkeynes@586 | 2605 | check_walign32( R_EAX );
|
nkeynes@586 | 2606 | ADD_imm8s_r32( -4, R_EAX );
|
nkeynes@586 | 2607 | MMU_TRANSLATE_WRITE( R_EAX );
|
nkeynes@586 | 2608 | load_spreg( R_EDX, R_DBR );
|
nkeynes@586 | 2609 | ADD_imm8s_sh4r( -4, REG_OFFSET(r[Rn]) );
|
nkeynes@586 | 2610 | MEM_WRITE_LONG( R_EAX, R_EDX );
|
nkeynes@417 | 2611 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 2612 | :}
|
nkeynes@374 | 2613 | STC.L Rm_BANK, @-Rn {:
|
nkeynes@586 | 2614 | check_priv();
|
nkeynes@586 | 2615 | load_reg( R_EAX, Rn );
|
nkeynes@586 | 2616 | check_walign32( R_EAX );
|
nkeynes@586 | 2617 | ADD_imm8s_r32( -4, R_EAX );
|
nkeynes@586 | 2618 | MMU_TRANSLATE_WRITE( R_EAX );
|
nkeynes@586 | 2619 | load_spreg( R_EDX, REG_OFFSET(r_bank[Rm_BANK]) );
|
nkeynes@586 | 2620 | ADD_imm8s_sh4r( -4, REG_OFFSET(r[Rn]) );
|
nkeynes@586 | 2621 | MEM_WRITE_LONG( R_EAX, R_EDX );
|
nkeynes@417 | 2622 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@374 | 2623 | :}
|
nkeynes@359 | 2624 | STC.L GBR, @-Rn {:
|
nkeynes@586 | 2625 | load_reg( R_EAX, Rn );
|
nkeynes@586 | 2626 | check_walign32( R_EAX );
|
nkeynes@586 | 2627 | ADD_imm8s_r32( -4, R_EAX );
|
nkeynes@586 | 2628 | MMU_TRANSLATE_WRITE( R_EAX );
|
nkeynes@586 | 2629 | load_spreg( R_EDX, R_GBR );
|
nkeynes@586 | 2630 | ADD_imm8s_sh4r( -4, REG_OFFSET(r[Rn]) );
|
nkeynes@586 | 2631 | MEM_WRITE_LONG( R_EAX, R_EDX );
|
nkeynes@417 | 2632 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 2633 | :}
|
nkeynes@359 | 2634 | STS FPSCR, Rn {:
|
nkeynes@359 | 2635 | load_spreg( R_EAX, R_FPSCR );
|
nkeynes@359 | 2636 | store_reg( R_EAX, Rn );
|
nkeynes@359 | 2637 | :}
|
nkeynes@359 | 2638 | STS.L FPSCR, @-Rn {:
|
nkeynes@586 | 2639 | load_reg( R_EAX, Rn );
|
nkeynes@586 | 2640 | check_walign32( R_EAX );
|
nkeynes@586 | 2641 | ADD_imm8s_r32( -4, R_EAX );
|
nkeynes@586 | 2642 | MMU_TRANSLATE_WRITE( R_EAX );
|
nkeynes@586 | 2643 | load_spreg( R_EDX, R_FPSCR );
|
nkeynes@586 | 2644 | ADD_imm8s_sh4r( -4, REG_OFFSET(r[Rn]) );
|
nkeynes@586 | 2645 | MEM_WRITE_LONG( R_EAX, R_EDX );
|
nkeynes@417 | 2646 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 2647 | :}
|
nkeynes@359 | 2648 | STS FPUL, Rn {:
|
nkeynes@359 | 2649 | load_spreg( R_EAX, R_FPUL );
|
nkeynes@359 | 2650 | store_reg( R_EAX, Rn );
|
nkeynes@359 | 2651 | :}
|
nkeynes@359 | 2652 | STS.L FPUL, @-Rn {:
|
nkeynes@586 | 2653 | load_reg( R_EAX, Rn );
|
nkeynes@586 | 2654 | check_walign32( R_EAX );
|
nkeynes@586 | 2655 | ADD_imm8s_r32( -4, R_EAX );
|
nkeynes@586 | 2656 | MMU_TRANSLATE_WRITE( R_EAX );
|
nkeynes@586 | 2657 | load_spreg( R_EDX, R_FPUL );
|
nkeynes@586 | 2658 | ADD_imm8s_sh4r( -4, REG_OFFSET(r[Rn]) );
|
nkeynes@586 | 2659 | MEM_WRITE_LONG( R_EAX, R_EDX );
|
nkeynes@417 | 2660 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 2661 | :}
|
nkeynes@359 | 2662 | STS MACH, Rn {:
|
nkeynes@359 | 2663 | load_spreg( R_EAX, R_MACH );
|
nkeynes@359 | 2664 | store_reg( R_EAX, Rn );
|
nkeynes@359 | 2665 | :}
|
nkeynes@359 | 2666 | STS.L MACH, @-Rn {:
|
nkeynes@586 | 2667 | load_reg( R_EAX, Rn );
|
nkeynes@586 | 2668 | check_walign32( R_EAX );
|
nkeynes@586 | 2669 | ADD_imm8s_r32( -4, R_EAX );
|
nkeynes@586 | 2670 | MMU_TRANSLATE_WRITE( R_EAX );
|
nkeynes@586 | 2671 | load_spreg( R_EDX, R_MACH );
|
nkeynes@586 | 2672 | ADD_imm8s_sh4r( -4, REG_OFFSET(r[Rn]) );
|
nkeynes@586 | 2673 | MEM_WRITE_LONG( R_EAX, R_EDX );
|
nkeynes@417 | 2674 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 2675 | :}
|
nkeynes@359 | 2676 | STS MACL, Rn {:
|
nkeynes@359 | 2677 | load_spreg( R_EAX, R_MACL );
|
nkeynes@359 | 2678 | store_reg( R_EAX, Rn );
|
nkeynes@359 | 2679 | :}
|
nkeynes@359 | 2680 | STS.L MACL, @-Rn {:
|
nkeynes@586 | 2681 | load_reg( R_EAX, Rn );
|
nkeynes@586 | 2682 | check_walign32( R_EAX );
|
nkeynes@586 | 2683 | ADD_imm8s_r32( -4, R_EAX );
|
nkeynes@586 | 2684 | MMU_TRANSLATE_WRITE( R_EAX );
|
nkeynes@586 | 2685 | load_spreg( R_EDX, R_MACL );
|
nkeynes@586 | 2686 | ADD_imm8s_sh4r( -4, REG_OFFSET(r[Rn]) );
|
nkeynes@586 | 2687 | MEM_WRITE_LONG( R_EAX, R_EDX );
|
nkeynes@417 | 2688 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 2689 | :}
|
nkeynes@359 | 2690 | STS PR, Rn {:
|
nkeynes@359 | 2691 | load_spreg( R_EAX, R_PR );
|
nkeynes@359 | 2692 | store_reg( R_EAX, Rn );
|
nkeynes@359 | 2693 | :}
|
nkeynes@359 | 2694 | STS.L PR, @-Rn {:
|
nkeynes@586 | 2695 | load_reg( R_EAX, Rn );
|
nkeynes@586 | 2696 | check_walign32( R_EAX );
|
nkeynes@586 | 2697 | ADD_imm8s_r32( -4, R_EAX );
|
nkeynes@586 | 2698 | MMU_TRANSLATE_WRITE( R_EAX );
|
nkeynes@586 | 2699 | load_spreg( R_EDX, R_PR );
|
nkeynes@586 | 2700 | ADD_imm8s_sh4r( -4, REG_OFFSET(r[Rn]) );
|
nkeynes@586 | 2701 | MEM_WRITE_LONG( R_EAX, R_EDX );
|
nkeynes@417 | 2702 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 2703 | :}
|
nkeynes@359 | 2704 |
|
nkeynes@359 | 2705 | NOP {: /* Do nothing. Well, we could emit an 0x90, but what would really be the point? */ :}
|
nkeynes@359 | 2706 | %%
|
nkeynes@590 | 2707 | sh4_x86.in_delay_slot = DELAY_NONE;
|
nkeynes@359 | 2708 | return 0;
|
nkeynes@359 | 2709 | }
|