nkeynes@359 | 1 | /**
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nkeynes@502 | 2 | * $Id: sh4x86.in,v 1.20 2007-11-08 11:54:16 nkeynes Exp $
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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@368 | 37 | /**
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nkeynes@368 | 38 | * Struct to manage internal translation state. This state is not saved -
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nkeynes@368 | 39 | * it is only valid between calls to sh4_translate_begin_block() and
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nkeynes@368 | 40 | * sh4_translate_end_block()
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nkeynes@368 | 41 | */
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nkeynes@368 | 42 | struct sh4_x86_state {
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nkeynes@368 | 43 | gboolean in_delay_slot;
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nkeynes@368 | 44 | gboolean priv_checked; /* true if we've already checked the cpu mode. */
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nkeynes@368 | 45 | gboolean fpuen_checked; /* true if we've already checked fpu enabled. */
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nkeynes@409 | 46 | gboolean branch_taken; /* true if we branched unconditionally */
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nkeynes@408 | 47 | uint32_t block_start_pc;
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nkeynes@547 | 48 | uint32_t stack_posn; /* Trace stack height for alignment purposes */
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nkeynes@417 | 49 | int tstate;
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nkeynes@368 | 50 |
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nkeynes@368 | 51 | /* Allocated memory for the (block-wide) back-patch list */
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nkeynes@368 | 52 | uint32_t **backpatch_list;
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nkeynes@368 | 53 | uint32_t backpatch_posn;
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nkeynes@368 | 54 | uint32_t backpatch_size;
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nkeynes@368 | 55 | };
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nkeynes@368 | 56 |
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nkeynes@417 | 57 | #define TSTATE_NONE -1
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nkeynes@417 | 58 | #define TSTATE_O 0
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nkeynes@417 | 59 | #define TSTATE_C 2
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nkeynes@417 | 60 | #define TSTATE_E 4
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nkeynes@417 | 61 | #define TSTATE_NE 5
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nkeynes@417 | 62 | #define TSTATE_G 0xF
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nkeynes@417 | 63 | #define TSTATE_GE 0xD
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nkeynes@417 | 64 | #define TSTATE_A 7
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nkeynes@417 | 65 | #define TSTATE_AE 3
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nkeynes@417 | 66 |
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nkeynes@417 | 67 | /** Branch if T is set (either in the current cflags, or in sh4r.t) */
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nkeynes@417 | 68 | #define JT_rel8(rel8,label) if( sh4_x86.tstate == TSTATE_NONE ) { \
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nkeynes@417 | 69 | CMP_imm8s_sh4r( 1, R_T ); sh4_x86.tstate = TSTATE_E; } \
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nkeynes@417 | 70 | OP(0x70+sh4_x86.tstate); OP(rel8); \
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nkeynes@417 | 71 | MARK_JMP(rel8,label)
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nkeynes@417 | 72 | /** Branch if T is clear (either in the current cflags or in sh4r.t) */
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nkeynes@417 | 73 | #define JF_rel8(rel8,label) if( sh4_x86.tstate == TSTATE_NONE ) { \
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nkeynes@417 | 74 | CMP_imm8s_sh4r( 1, R_T ); sh4_x86.tstate = TSTATE_E; } \
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nkeynes@417 | 75 | OP(0x70+ (sh4_x86.tstate^1)); OP(rel8); \
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nkeynes@417 | 76 | MARK_JMP(rel8, label)
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nkeynes@417 | 77 |
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nkeynes@417 | 78 |
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nkeynes@368 | 79 | #define EXIT_DATA_ADDR_READ 0
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nkeynes@368 | 80 | #define EXIT_DATA_ADDR_WRITE 7
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nkeynes@368 | 81 | #define EXIT_ILLEGAL 14
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nkeynes@368 | 82 | #define EXIT_SLOT_ILLEGAL 21
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nkeynes@368 | 83 | #define EXIT_FPU_DISABLED 28
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nkeynes@368 | 84 | #define EXIT_SLOT_FPU_DISABLED 35
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nkeynes@368 | 85 |
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nkeynes@368 | 86 | static struct sh4_x86_state sh4_x86;
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nkeynes@368 | 87 |
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nkeynes@388 | 88 | static uint32_t max_int = 0x7FFFFFFF;
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nkeynes@388 | 89 | static uint32_t min_int = 0x80000000;
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nkeynes@394 | 90 | static uint32_t save_fcw; /* save value for fpu control word */
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nkeynes@394 | 91 | static uint32_t trunc_fcw = 0x0F7F; /* fcw value for truncation mode */
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nkeynes@386 | 92 |
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nkeynes@368 | 93 | void sh4_x86_init()
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nkeynes@368 | 94 | {
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nkeynes@368 | 95 | sh4_x86.backpatch_list = malloc(DEFAULT_BACKPATCH_SIZE);
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nkeynes@368 | 96 | sh4_x86.backpatch_size = DEFAULT_BACKPATCH_SIZE / sizeof(uint32_t *);
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nkeynes@368 | 97 | }
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nkeynes@368 | 98 |
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nkeynes@368 | 99 |
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nkeynes@368 | 100 | static void sh4_x86_add_backpatch( uint8_t *ptr )
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nkeynes@368 | 101 | {
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nkeynes@368 | 102 | if( sh4_x86.backpatch_posn == sh4_x86.backpatch_size ) {
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nkeynes@368 | 103 | sh4_x86.backpatch_size <<= 1;
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nkeynes@368 | 104 | sh4_x86.backpatch_list = realloc( sh4_x86.backpatch_list, sh4_x86.backpatch_size * sizeof(uint32_t *) );
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nkeynes@368 | 105 | assert( sh4_x86.backpatch_list != NULL );
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nkeynes@368 | 106 | }
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nkeynes@368 | 107 | sh4_x86.backpatch_list[sh4_x86.backpatch_posn++] = (uint32_t *)ptr;
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nkeynes@368 | 108 | }
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nkeynes@368 | 109 |
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nkeynes@368 | 110 | static void sh4_x86_do_backpatch( uint8_t *reloc_base )
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nkeynes@368 | 111 | {
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nkeynes@368 | 112 | unsigned int i;
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nkeynes@368 | 113 | for( i=0; i<sh4_x86.backpatch_posn; i++ ) {
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nkeynes@374 | 114 | *sh4_x86.backpatch_list[i] += (reloc_base - ((uint8_t *)sh4_x86.backpatch_list[i]) - 4);
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nkeynes@368 | 115 | }
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nkeynes@368 | 116 | }
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nkeynes@368 | 117 |
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nkeynes@359 | 118 | /**
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nkeynes@359 | 119 | * Emit an instruction to load an SH4 reg into a real register
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nkeynes@359 | 120 | */
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nkeynes@359 | 121 | static inline void load_reg( int x86reg, int sh4reg )
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nkeynes@359 | 122 | {
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nkeynes@359 | 123 | /* mov [bp+n], reg */
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nkeynes@361 | 124 | OP(0x8B);
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nkeynes@361 | 125 | OP(0x45 + (x86reg<<3));
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nkeynes@359 | 126 | OP(REG_OFFSET(r[sh4reg]));
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nkeynes@359 | 127 | }
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nkeynes@359 | 128 |
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nkeynes@374 | 129 | static inline void load_reg16s( int x86reg, int sh4reg )
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nkeynes@368 | 130 | {
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nkeynes@374 | 131 | OP(0x0F);
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nkeynes@374 | 132 | OP(0xBF);
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nkeynes@374 | 133 | MODRM_r32_sh4r(x86reg, REG_OFFSET(r[sh4reg]));
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nkeynes@368 | 134 | }
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nkeynes@368 | 135 |
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nkeynes@374 | 136 | static inline void load_reg16u( int x86reg, int sh4reg )
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nkeynes@368 | 137 | {
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nkeynes@374 | 138 | OP(0x0F);
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nkeynes@374 | 139 | OP(0xB7);
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nkeynes@374 | 140 | MODRM_r32_sh4r(x86reg, REG_OFFSET(r[sh4reg]));
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nkeynes@374 | 141 |
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nkeynes@368 | 142 | }
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nkeynes@368 | 143 |
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nkeynes@380 | 144 | #define load_spreg( x86reg, regoff ) MOV_sh4r_r32( regoff, x86reg )
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nkeynes@380 | 145 | #define store_spreg( x86reg, regoff ) MOV_r32_sh4r( x86reg, regoff )
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nkeynes@359 | 146 | /**
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nkeynes@359 | 147 | * Emit an instruction to load an immediate value into a register
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nkeynes@359 | 148 | */
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nkeynes@359 | 149 | static inline void load_imm32( int x86reg, uint32_t value ) {
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nkeynes@359 | 150 | /* mov #value, reg */
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nkeynes@359 | 151 | OP(0xB8 + x86reg);
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nkeynes@359 | 152 | OP32(value);
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nkeynes@359 | 153 | }
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nkeynes@359 | 154 |
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nkeynes@359 | 155 | /**
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nkeynes@527 | 156 | * Load an immediate 64-bit quantity (note: x86-64 only)
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nkeynes@527 | 157 | */
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nkeynes@527 | 158 | static inline void load_imm64( int x86reg, uint32_t value ) {
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nkeynes@527 | 159 | /* mov #value, reg */
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nkeynes@527 | 160 | REXW();
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nkeynes@527 | 161 | OP(0xB8 + x86reg);
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nkeynes@527 | 162 | OP64(value);
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nkeynes@527 | 163 | }
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nkeynes@527 | 164 |
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nkeynes@527 | 165 |
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nkeynes@527 | 166 | /**
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nkeynes@359 | 167 | * Emit an instruction to store an SH4 reg (RN)
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nkeynes@359 | 168 | */
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nkeynes@359 | 169 | void static inline store_reg( int x86reg, int sh4reg ) {
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nkeynes@359 | 170 | /* mov reg, [bp+n] */
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nkeynes@361 | 171 | OP(0x89);
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nkeynes@361 | 172 | OP(0x45 + (x86reg<<3));
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nkeynes@359 | 173 | OP(REG_OFFSET(r[sh4reg]));
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nkeynes@359 | 174 | }
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nkeynes@374 | 175 |
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nkeynes@374 | 176 | #define load_fr_bank(bankreg) load_spreg( bankreg, REG_OFFSET(fr_bank))
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nkeynes@374 | 177 |
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nkeynes@375 | 178 | /**
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nkeynes@375 | 179 | * Load an FR register (single-precision floating point) into an integer x86
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nkeynes@375 | 180 | * register (eg for register-to-register moves)
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nkeynes@375 | 181 | */
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nkeynes@375 | 182 | void static inline load_fr( int bankreg, int x86reg, int frm )
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nkeynes@375 | 183 | {
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nkeynes@375 | 184 | OP(0x8B); OP(0x40+bankreg+(x86reg<<3)); OP((frm^1)<<2);
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nkeynes@375 | 185 | }
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nkeynes@375 | 186 |
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nkeynes@375 | 187 | /**
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nkeynes@375 | 188 | * Store an FR register (single-precision floating point) into an integer x86
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nkeynes@375 | 189 | * register (eg for register-to-register moves)
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nkeynes@375 | 190 | */
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nkeynes@375 | 191 | void static inline store_fr( int bankreg, int x86reg, int frn )
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nkeynes@375 | 192 | {
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nkeynes@375 | 193 | OP(0x89); OP(0x40+bankreg+(x86reg<<3)); OP((frn^1)<<2);
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nkeynes@375 | 194 | }
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nkeynes@375 | 195 |
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nkeynes@375 | 196 |
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nkeynes@375 | 197 | /**
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nkeynes@375 | 198 | * Load a pointer to the back fp back into the specified x86 register. The
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nkeynes@375 | 199 | * bankreg must have been previously loaded with FPSCR.
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nkeynes@388 | 200 | * NB: 12 bytes
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nkeynes@375 | 201 | */
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nkeynes@374 | 202 | static inline void load_xf_bank( int bankreg )
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nkeynes@374 | 203 | {
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nkeynes@386 | 204 | NOT_r32( bankreg );
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nkeynes@374 | 205 | SHR_imm8_r32( (21 - 6), bankreg ); // Extract bit 21 then *64 for bank size
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nkeynes@374 | 206 | AND_imm8s_r32( 0x40, bankreg ); // Complete extraction
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nkeynes@374 | 207 | OP(0x8D); OP(0x44+(bankreg<<3)); OP(0x28+bankreg); OP(REG_OFFSET(fr)); // LEA [ebp+bankreg+disp], bankreg
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nkeynes@374 | 208 | }
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nkeynes@374 | 209 |
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nkeynes@375 | 210 | /**
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nkeynes@386 | 211 | * Update the fr_bank pointer based on the current fpscr value.
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nkeynes@386 | 212 | */
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nkeynes@386 | 213 | static inline void update_fr_bank( int fpscrreg )
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nkeynes@386 | 214 | {
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nkeynes@386 | 215 | SHR_imm8_r32( (21 - 6), fpscrreg ); // Extract bit 21 then *64 for bank size
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nkeynes@386 | 216 | AND_imm8s_r32( 0x40, fpscrreg ); // Complete extraction
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nkeynes@386 | 217 | OP(0x8D); OP(0x44+(fpscrreg<<3)); OP(0x28+fpscrreg); OP(REG_OFFSET(fr)); // LEA [ebp+fpscrreg+disp], fpscrreg
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nkeynes@386 | 218 | store_spreg( fpscrreg, REG_OFFSET(fr_bank) );
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nkeynes@386 | 219 | }
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nkeynes@386 | 220 | /**
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nkeynes@377 | 221 | * Push FPUL (as a 32-bit float) onto the FPU stack
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nkeynes@377 | 222 | */
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nkeynes@377 | 223 | static inline void push_fpul( )
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nkeynes@377 | 224 | {
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nkeynes@377 | 225 | OP(0xD9); OP(0x45); OP(R_FPUL);
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nkeynes@377 | 226 | }
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nkeynes@377 | 227 |
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nkeynes@377 | 228 | /**
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nkeynes@377 | 229 | * Pop FPUL (as a 32-bit float) from the FPU stack
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nkeynes@377 | 230 | */
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nkeynes@377 | 231 | static inline void pop_fpul( )
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nkeynes@377 | 232 | {
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nkeynes@377 | 233 | OP(0xD9); OP(0x5D); OP(R_FPUL);
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nkeynes@377 | 234 | }
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nkeynes@377 | 235 |
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nkeynes@377 | 236 | /**
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nkeynes@375 | 237 | * Push a 32-bit float onto the FPU stack, with bankreg previously loaded
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nkeynes@375 | 238 | * with the location of the current fp bank.
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nkeynes@375 | 239 | */
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nkeynes@374 | 240 | static inline void push_fr( int bankreg, int frm )
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nkeynes@374 | 241 | {
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nkeynes@374 | 242 | OP(0xD9); OP(0x40 + bankreg); OP((frm^1)<<2); // FLD.S [bankreg + frm^1*4]
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nkeynes@374 | 243 | }
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nkeynes@374 | 244 |
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nkeynes@375 | 245 | /**
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nkeynes@375 | 246 | * Pop a 32-bit float from the FPU stack and store it back into the fp bank,
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nkeynes@375 | 247 | * with bankreg previously loaded with the location of the current fp bank.
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nkeynes@375 | 248 | */
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nkeynes@374 | 249 | static inline void pop_fr( int bankreg, int frm )
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nkeynes@374 | 250 | {
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nkeynes@374 | 251 | OP(0xD9); OP(0x58 + bankreg); OP((frm^1)<<2); // FST.S [bankreg + frm^1*4]
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nkeynes@374 | 252 | }
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nkeynes@374 | 253 |
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nkeynes@375 | 254 | /**
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nkeynes@375 | 255 | * Push a 64-bit double onto the FPU stack, with bankreg previously loaded
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nkeynes@375 | 256 | * with the location of the current fp bank.
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nkeynes@375 | 257 | */
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nkeynes@374 | 258 | static inline void push_dr( int bankreg, int frm )
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nkeynes@374 | 259 | {
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nkeynes@375 | 260 | OP(0xDD); OP(0x40 + bankreg); OP(frm<<2); // FLD.D [bankreg + frm*4]
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nkeynes@374 | 261 | }
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nkeynes@374 | 262 |
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nkeynes@374 | 263 | static inline void pop_dr( int bankreg, int frm )
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nkeynes@374 | 264 | {
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nkeynes@375 | 265 | OP(0xDD); OP(0x58 + bankreg); OP(frm<<2); // FST.D [bankreg + frm*4]
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nkeynes@374 | 266 | }
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nkeynes@374 | 267 |
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nkeynes@368 | 268 | /* Exception checks - Note that all exception checks will clobber EAX */
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nkeynes@416 | 269 | #define precheck() load_imm32(R_EDX, (pc-sh4_x86.block_start_pc-(sh4_x86.in_delay_slot?2:0))>>1)
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nkeynes@416 | 270 |
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nkeynes@416 | 271 | #define check_priv( ) \
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nkeynes@416 | 272 | if( !sh4_x86.priv_checked ) { \
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nkeynes@416 | 273 | sh4_x86.priv_checked = TRUE;\
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nkeynes@416 | 274 | precheck();\
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nkeynes@416 | 275 | load_spreg( R_EAX, R_SR );\
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nkeynes@416 | 276 | AND_imm32_r32( SR_MD, R_EAX );\
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nkeynes@416 | 277 | if( sh4_x86.in_delay_slot ) {\
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nkeynes@416 | 278 | JE_exit( EXIT_SLOT_ILLEGAL );\
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nkeynes@416 | 279 | } else {\
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nkeynes@416 | 280 | JE_exit( EXIT_ILLEGAL );\
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nkeynes@416 | 281 | }\
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nkeynes@416 | 282 | }\
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nkeynes@416 | 283 |
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nkeynes@416 | 284 |
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nkeynes@416 | 285 | static void check_priv_no_precheck()
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nkeynes@368 | 286 | {
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nkeynes@368 | 287 | if( !sh4_x86.priv_checked ) {
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nkeynes@368 | 288 | sh4_x86.priv_checked = TRUE;
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nkeynes@368 | 289 | load_spreg( R_EAX, R_SR );
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nkeynes@368 | 290 | AND_imm32_r32( SR_MD, R_EAX );
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nkeynes@368 | 291 | if( sh4_x86.in_delay_slot ) {
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nkeynes@368 | 292 | JE_exit( EXIT_SLOT_ILLEGAL );
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nkeynes@368 | 293 | } else {
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nkeynes@368 | 294 | JE_exit( EXIT_ILLEGAL );
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nkeynes@368 | 295 | }
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nkeynes@368 | 296 | }
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nkeynes@368 | 297 | }
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nkeynes@368 | 298 |
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nkeynes@416 | 299 | #define check_fpuen( ) \
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nkeynes@416 | 300 | if( !sh4_x86.fpuen_checked ) {\
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nkeynes@416 | 301 | sh4_x86.fpuen_checked = TRUE;\
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nkeynes@416 | 302 | precheck();\
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nkeynes@416 | 303 | load_spreg( R_EAX, R_SR );\
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nkeynes@416 | 304 | AND_imm32_r32( SR_FD, R_EAX );\
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nkeynes@416 | 305 | if( sh4_x86.in_delay_slot ) {\
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nkeynes@416 | 306 | JNE_exit(EXIT_SLOT_FPU_DISABLED);\
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nkeynes@416 | 307 | } else {\
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nkeynes@416 | 308 | JNE_exit(EXIT_FPU_DISABLED);\
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nkeynes@416 | 309 | }\
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nkeynes@416 | 310 | }
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nkeynes@416 | 311 |
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nkeynes@416 | 312 | static void check_fpuen_no_precheck()
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nkeynes@368 | 313 | {
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nkeynes@368 | 314 | if( !sh4_x86.fpuen_checked ) {
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nkeynes@368 | 315 | sh4_x86.fpuen_checked = TRUE;
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nkeynes@368 | 316 | load_spreg( R_EAX, R_SR );
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nkeynes@368 | 317 | AND_imm32_r32( SR_FD, R_EAX );
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nkeynes@368 | 318 | if( sh4_x86.in_delay_slot ) {
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nkeynes@368 | 319 | JNE_exit(EXIT_SLOT_FPU_DISABLED);
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nkeynes@368 | 320 | } else {
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nkeynes@368 | 321 | JNE_exit(EXIT_FPU_DISABLED);
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nkeynes@368 | 322 | }
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nkeynes@368 | 323 | }
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nkeynes@416 | 324 |
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nkeynes@368 | 325 | }
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nkeynes@368 | 326 |
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nkeynes@368 | 327 | static void check_ralign16( int x86reg )
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nkeynes@368 | 328 | {
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nkeynes@368 | 329 | TEST_imm32_r32( 0x00000001, x86reg );
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nkeynes@368 | 330 | JNE_exit(EXIT_DATA_ADDR_READ);
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nkeynes@368 | 331 | }
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nkeynes@368 | 332 |
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nkeynes@368 | 333 | static void check_walign16( int x86reg )
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nkeynes@368 | 334 | {
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nkeynes@368 | 335 | TEST_imm32_r32( 0x00000001, x86reg );
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nkeynes@368 | 336 | JNE_exit(EXIT_DATA_ADDR_WRITE);
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nkeynes@368 | 337 | }
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nkeynes@368 | 338 |
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nkeynes@368 | 339 | static void check_ralign32( int x86reg )
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nkeynes@368 | 340 | {
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nkeynes@368 | 341 | TEST_imm32_r32( 0x00000003, x86reg );
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nkeynes@368 | 342 | JNE_exit(EXIT_DATA_ADDR_READ);
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nkeynes@368 | 343 | }
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nkeynes@368 | 344 | static void check_walign32( int x86reg )
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nkeynes@368 | 345 | {
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nkeynes@368 | 346 | TEST_imm32_r32( 0x00000003, x86reg );
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nkeynes@368 | 347 | JNE_exit(EXIT_DATA_ADDR_WRITE);
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nkeynes@368 | 348 | }
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nkeynes@368 | 349 |
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nkeynes@361 | 350 | #define UNDEF()
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nkeynes@361 | 351 | #define MEM_RESULT(value_reg) if(value_reg != R_EAX) { MOV_r32_r32(R_EAX,value_reg); }
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nkeynes@361 | 352 | #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 | 353 | #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 | 354 | #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 | 355 | #define MEM_WRITE_BYTE( addr_reg, value_reg ) call_func2(sh4_write_byte, addr_reg, value_reg)
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nkeynes@361 | 356 | #define MEM_WRITE_WORD( addr_reg, value_reg ) call_func2(sh4_write_word, addr_reg, value_reg)
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nkeynes@361 | 357 | #define MEM_WRITE_LONG( addr_reg, value_reg ) call_func2(sh4_write_long, addr_reg, value_reg)
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nkeynes@361 | 358 |
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nkeynes@416 | 359 | #define SLOTILLEGAL() precheck(); JMP_exit(EXIT_SLOT_ILLEGAL); sh4_x86.in_delay_slot = FALSE; return 1;
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nkeynes@368 | 360 |
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nkeynes@388 | 361 | extern uint16_t *sh4_icache;
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nkeynes@388 | 362 | extern uint32_t sh4_icache_addr;
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nkeynes@388 | 363 |
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nkeynes@539 | 364 | /****** Import appropriate calling conventions ******/
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nkeynes@539 | 365 | #if SH4_TRANSLATOR == TARGET_X86_64
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nkeynes@539 | 366 | #include "sh4/ia64abi.h"
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nkeynes@539 | 367 | #else /* SH4_TRANSLATOR == TARGET_X86 */
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nkeynes@539 | 368 | #ifdef APPLE_BUILD
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nkeynes@539 | 369 | #include "sh4/ia32mac.h"
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nkeynes@539 | 370 | #else
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nkeynes@539 | 371 | #include "sh4/ia32abi.h"
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nkeynes@539 | 372 | #endif
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nkeynes@539 | 373 | #endif
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nkeynes@539 | 374 |
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nkeynes@539 | 375 |
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nkeynes@359 | 376 | /**
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nkeynes@359 | 377 | * Translate a single instruction. Delayed branches are handled specially
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nkeynes@359 | 378 | * by translating both branch and delayed instruction as a single unit (as
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nkeynes@359 | 379 | *
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nkeynes@359 | 380 | *
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nkeynes@359 | 381 | * @return true if the instruction marks the end of a basic block
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nkeynes@359 | 382 | * (eg a branch or
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nkeynes@359 | 383 | */
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nkeynes@526 | 384 | uint32_t sh4_translate_instruction( sh4addr_t pc )
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nkeynes@359 | 385 | {
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nkeynes@388 | 386 | uint32_t ir;
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nkeynes@388 | 387 | /* Read instruction */
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nkeynes@388 | 388 | uint32_t pageaddr = pc >> 12;
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nkeynes@388 | 389 | if( sh4_icache != NULL && pageaddr == sh4_icache_addr ) {
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nkeynes@388 | 390 | ir = sh4_icache[(pc&0xFFF)>>1];
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nkeynes@388 | 391 | } else {
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nkeynes@388 | 392 | sh4_icache = (uint16_t *)mem_get_page(pc);
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nkeynes@527 | 393 | if( ((uintptr_t)sh4_icache) < MAX_IO_REGIONS ) {
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nkeynes@388 | 394 | /* If someone's actually been so daft as to try to execute out of an IO
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nkeynes@388 | 395 | * region, fallback on the full-blown memory read
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nkeynes@388 | 396 | */
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nkeynes@388 | 397 | sh4_icache = NULL;
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nkeynes@388 | 398 | ir = sh4_read_word(pc);
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nkeynes@388 | 399 | } else {
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nkeynes@388 | 400 | sh4_icache_addr = pageaddr;
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nkeynes@388 | 401 | ir = sh4_icache[(pc&0xFFF)>>1];
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nkeynes@388 | 402 | }
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nkeynes@388 | 403 | }
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nkeynes@388 | 404 |
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nkeynes@359 | 405 | %%
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nkeynes@359 | 406 | /* ALU operations */
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nkeynes@359 | 407 | ADD Rm, Rn {:
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nkeynes@359 | 408 | load_reg( R_EAX, Rm );
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nkeynes@359 | 409 | load_reg( R_ECX, Rn );
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nkeynes@359 | 410 | ADD_r32_r32( R_EAX, R_ECX );
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nkeynes@359 | 411 | store_reg( R_ECX, Rn );
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nkeynes@417 | 412 | sh4_x86.tstate = TSTATE_NONE;
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nkeynes@359 | 413 | :}
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nkeynes@359 | 414 | ADD #imm, Rn {:
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nkeynes@359 | 415 | load_reg( R_EAX, Rn );
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nkeynes@359 | 416 | ADD_imm8s_r32( imm, R_EAX );
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nkeynes@359 | 417 | store_reg( R_EAX, Rn );
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nkeynes@417 | 418 | sh4_x86.tstate = TSTATE_NONE;
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nkeynes@359 | 419 | :}
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nkeynes@359 | 420 | ADDC Rm, Rn {:
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nkeynes@417 | 421 | if( sh4_x86.tstate != TSTATE_C ) {
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nkeynes@417 | 422 | LDC_t();
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nkeynes@417 | 423 | }
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nkeynes@359 | 424 | load_reg( R_EAX, Rm );
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nkeynes@359 | 425 | load_reg( R_ECX, Rn );
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nkeynes@359 | 426 | ADC_r32_r32( R_EAX, R_ECX );
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nkeynes@359 | 427 | store_reg( R_ECX, Rn );
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nkeynes@359 | 428 | SETC_t();
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nkeynes@417 | 429 | sh4_x86.tstate = TSTATE_C;
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nkeynes@359 | 430 | :}
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nkeynes@359 | 431 | ADDV Rm, Rn {:
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nkeynes@359 | 432 | load_reg( R_EAX, Rm );
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nkeynes@359 | 433 | load_reg( R_ECX, Rn );
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nkeynes@359 | 434 | ADD_r32_r32( R_EAX, R_ECX );
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nkeynes@359 | 435 | store_reg( R_ECX, Rn );
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nkeynes@359 | 436 | SETO_t();
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nkeynes@417 | 437 | sh4_x86.tstate = TSTATE_O;
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nkeynes@359 | 438 | :}
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nkeynes@359 | 439 | AND Rm, Rn {:
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nkeynes@359 | 440 | load_reg( R_EAX, Rm );
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nkeynes@359 | 441 | load_reg( R_ECX, Rn );
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nkeynes@359 | 442 | AND_r32_r32( R_EAX, R_ECX );
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nkeynes@359 | 443 | store_reg( R_ECX, Rn );
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nkeynes@417 | 444 | sh4_x86.tstate = TSTATE_NONE;
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nkeynes@359 | 445 | :}
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nkeynes@359 | 446 | AND #imm, R0 {:
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nkeynes@359 | 447 | load_reg( R_EAX, 0 );
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nkeynes@359 | 448 | AND_imm32_r32(imm, R_EAX);
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nkeynes@359 | 449 | store_reg( R_EAX, 0 );
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nkeynes@417 | 450 | sh4_x86.tstate = TSTATE_NONE;
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nkeynes@359 | 451 | :}
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nkeynes@359 | 452 | AND.B #imm, @(R0, GBR) {:
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nkeynes@359 | 453 | load_reg( R_EAX, 0 );
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nkeynes@359 | 454 | load_spreg( R_ECX, R_GBR );
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nkeynes@374 | 455 | ADD_r32_r32( R_EAX, R_ECX );
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nkeynes@547 | 456 | PUSH_realigned_r32(R_ECX);
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nkeynes@527 | 457 | MEM_READ_BYTE( R_ECX, R_EAX );
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nkeynes@547 | 458 | POP_realigned_r32(R_ECX);
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nkeynes@386 | 459 | AND_imm32_r32(imm, R_EAX );
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nkeynes@359 | 460 | MEM_WRITE_BYTE( R_ECX, R_EAX );
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nkeynes@417 | 461 | sh4_x86.tstate = TSTATE_NONE;
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nkeynes@359 | 462 | :}
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nkeynes@359 | 463 | CMP/EQ Rm, Rn {:
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nkeynes@359 | 464 | load_reg( R_EAX, Rm );
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nkeynes@359 | 465 | load_reg( R_ECX, Rn );
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nkeynes@359 | 466 | CMP_r32_r32( R_EAX, R_ECX );
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nkeynes@359 | 467 | SETE_t();
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nkeynes@417 | 468 | sh4_x86.tstate = TSTATE_E;
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nkeynes@359 | 469 | :}
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nkeynes@359 | 470 | CMP/EQ #imm, R0 {:
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nkeynes@359 | 471 | load_reg( R_EAX, 0 );
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nkeynes@359 | 472 | CMP_imm8s_r32(imm, R_EAX);
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nkeynes@359 | 473 | SETE_t();
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nkeynes@417 | 474 | sh4_x86.tstate = TSTATE_E;
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nkeynes@359 | 475 | :}
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nkeynes@359 | 476 | CMP/GE Rm, Rn {:
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nkeynes@359 | 477 | load_reg( R_EAX, Rm );
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nkeynes@359 | 478 | load_reg( R_ECX, Rn );
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nkeynes@359 | 479 | CMP_r32_r32( R_EAX, R_ECX );
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nkeynes@359 | 480 | SETGE_t();
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nkeynes@417 | 481 | sh4_x86.tstate = TSTATE_GE;
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nkeynes@359 | 482 | :}
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nkeynes@359 | 483 | CMP/GT Rm, Rn {:
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nkeynes@359 | 484 | load_reg( R_EAX, Rm );
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nkeynes@359 | 485 | load_reg( R_ECX, Rn );
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nkeynes@359 | 486 | CMP_r32_r32( R_EAX, R_ECX );
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nkeynes@359 | 487 | SETG_t();
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nkeynes@417 | 488 | sh4_x86.tstate = TSTATE_G;
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nkeynes@359 | 489 | :}
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nkeynes@359 | 490 | CMP/HI Rm, Rn {:
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nkeynes@359 | 491 | load_reg( R_EAX, Rm );
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nkeynes@359 | 492 | load_reg( R_ECX, Rn );
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nkeynes@359 | 493 | CMP_r32_r32( R_EAX, R_ECX );
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nkeynes@359 | 494 | SETA_t();
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nkeynes@417 | 495 | sh4_x86.tstate = TSTATE_A;
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nkeynes@359 | 496 | :}
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nkeynes@359 | 497 | CMP/HS Rm, Rn {:
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nkeynes@359 | 498 | load_reg( R_EAX, Rm );
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nkeynes@359 | 499 | load_reg( R_ECX, Rn );
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nkeynes@359 | 500 | CMP_r32_r32( R_EAX, R_ECX );
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nkeynes@359 | 501 | SETAE_t();
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nkeynes@417 | 502 | sh4_x86.tstate = TSTATE_AE;
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nkeynes@359 | 503 | :}
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nkeynes@359 | 504 | CMP/PL Rn {:
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nkeynes@359 | 505 | load_reg( R_EAX, Rn );
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nkeynes@359 | 506 | CMP_imm8s_r32( 0, R_EAX );
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nkeynes@359 | 507 | SETG_t();
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nkeynes@417 | 508 | sh4_x86.tstate = TSTATE_G;
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nkeynes@359 | 509 | :}
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nkeynes@359 | 510 | CMP/PZ Rn {:
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nkeynes@359 | 511 | load_reg( R_EAX, Rn );
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nkeynes@359 | 512 | CMP_imm8s_r32( 0, R_EAX );
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nkeynes@359 | 513 | SETGE_t();
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nkeynes@417 | 514 | sh4_x86.tstate = TSTATE_GE;
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nkeynes@359 | 515 | :}
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nkeynes@361 | 516 | CMP/STR Rm, Rn {:
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nkeynes@368 | 517 | load_reg( R_EAX, Rm );
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nkeynes@368 | 518 | load_reg( R_ECX, Rn );
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nkeynes@368 | 519 | XOR_r32_r32( R_ECX, R_EAX );
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nkeynes@368 | 520 | TEST_r8_r8( R_AL, R_AL );
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nkeynes@380 | 521 | JE_rel8(13, target1);
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nkeynes@368 | 522 | TEST_r8_r8( R_AH, R_AH ); // 2
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nkeynes@380 | 523 | JE_rel8(9, target2);
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nkeynes@368 | 524 | SHR_imm8_r32( 16, R_EAX ); // 3
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nkeynes@368 | 525 | TEST_r8_r8( R_AL, R_AL ); // 2
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nkeynes@380 | 526 | JE_rel8(2, target3);
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nkeynes@368 | 527 | TEST_r8_r8( R_AH, R_AH ); // 2
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nkeynes@380 | 528 | JMP_TARGET(target1);
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nkeynes@380 | 529 | JMP_TARGET(target2);
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nkeynes@380 | 530 | JMP_TARGET(target3);
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nkeynes@368 | 531 | SETE_t();
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nkeynes@417 | 532 | sh4_x86.tstate = TSTATE_E;
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nkeynes@361 | 533 | :}
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nkeynes@361 | 534 | DIV0S Rm, Rn {:
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nkeynes@361 | 535 | load_reg( R_EAX, Rm );
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nkeynes@386 | 536 | load_reg( R_ECX, Rn );
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nkeynes@361 | 537 | SHR_imm8_r32( 31, R_EAX );
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nkeynes@361 | 538 | SHR_imm8_r32( 31, R_ECX );
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nkeynes@361 | 539 | store_spreg( R_EAX, R_M );
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nkeynes@361 | 540 | store_spreg( R_ECX, R_Q );
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nkeynes@361 | 541 | CMP_r32_r32( R_EAX, R_ECX );
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nkeynes@386 | 542 | SETNE_t();
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nkeynes@417 | 543 | sh4_x86.tstate = TSTATE_NE;
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nkeynes@361 | 544 | :}
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nkeynes@361 | 545 | DIV0U {:
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nkeynes@361 | 546 | XOR_r32_r32( R_EAX, R_EAX );
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nkeynes@361 | 547 | store_spreg( R_EAX, R_Q );
|
nkeynes@361 | 548 | store_spreg( R_EAX, R_M );
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nkeynes@361 | 549 | store_spreg( R_EAX, R_T );
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nkeynes@417 | 550 | sh4_x86.tstate = TSTATE_C; // works for DIV1
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nkeynes@361 | 551 | :}
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nkeynes@386 | 552 | DIV1 Rm, Rn {:
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nkeynes@386 | 553 | load_spreg( R_ECX, R_M );
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nkeynes@386 | 554 | load_reg( R_EAX, Rn );
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nkeynes@417 | 555 | if( sh4_x86.tstate != TSTATE_C ) {
|
nkeynes@417 | 556 | LDC_t();
|
nkeynes@417 | 557 | }
|
nkeynes@386 | 558 | RCL1_r32( R_EAX );
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nkeynes@386 | 559 | SETC_r8( R_DL ); // Q'
|
nkeynes@386 | 560 | CMP_sh4r_r32( R_Q, R_ECX );
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nkeynes@386 | 561 | JE_rel8(5, mqequal);
|
nkeynes@386 | 562 | ADD_sh4r_r32( REG_OFFSET(r[Rm]), R_EAX );
|
nkeynes@386 | 563 | JMP_rel8(3, end);
|
nkeynes@380 | 564 | JMP_TARGET(mqequal);
|
nkeynes@386 | 565 | SUB_sh4r_r32( REG_OFFSET(r[Rm]), R_EAX );
|
nkeynes@386 | 566 | JMP_TARGET(end);
|
nkeynes@386 | 567 | store_reg( R_EAX, Rn ); // Done with Rn now
|
nkeynes@386 | 568 | SETC_r8(R_AL); // tmp1
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nkeynes@386 | 569 | XOR_r8_r8( R_DL, R_AL ); // Q' = Q ^ tmp1
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nkeynes@386 | 570 | XOR_r8_r8( R_AL, R_CL ); // Q'' = Q' ^ M
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nkeynes@386 | 571 | store_spreg( R_ECX, R_Q );
|
nkeynes@386 | 572 | XOR_imm8s_r32( 1, R_AL ); // T = !Q'
|
nkeynes@386 | 573 | MOVZX_r8_r32( R_AL, R_EAX );
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nkeynes@386 | 574 | store_spreg( R_EAX, R_T );
|
nkeynes@417 | 575 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@374 | 576 | :}
|
nkeynes@361 | 577 | DMULS.L Rm, Rn {:
|
nkeynes@361 | 578 | load_reg( R_EAX, Rm );
|
nkeynes@361 | 579 | load_reg( R_ECX, Rn );
|
nkeynes@361 | 580 | IMUL_r32(R_ECX);
|
nkeynes@361 | 581 | store_spreg( R_EDX, R_MACH );
|
nkeynes@361 | 582 | store_spreg( R_EAX, R_MACL );
|
nkeynes@417 | 583 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@361 | 584 | :}
|
nkeynes@361 | 585 | DMULU.L Rm, Rn {:
|
nkeynes@361 | 586 | load_reg( R_EAX, Rm );
|
nkeynes@361 | 587 | load_reg( R_ECX, Rn );
|
nkeynes@361 | 588 | MUL_r32(R_ECX);
|
nkeynes@361 | 589 | store_spreg( R_EDX, R_MACH );
|
nkeynes@361 | 590 | store_spreg( R_EAX, R_MACL );
|
nkeynes@417 | 591 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@361 | 592 | :}
|
nkeynes@359 | 593 | DT Rn {:
|
nkeynes@359 | 594 | load_reg( R_EAX, Rn );
|
nkeynes@382 | 595 | ADD_imm8s_r32( -1, R_EAX );
|
nkeynes@359 | 596 | store_reg( R_EAX, Rn );
|
nkeynes@359 | 597 | SETE_t();
|
nkeynes@417 | 598 | sh4_x86.tstate = TSTATE_E;
|
nkeynes@359 | 599 | :}
|
nkeynes@359 | 600 | EXTS.B Rm, Rn {:
|
nkeynes@359 | 601 | load_reg( R_EAX, Rm );
|
nkeynes@359 | 602 | MOVSX_r8_r32( R_EAX, R_EAX );
|
nkeynes@359 | 603 | store_reg( R_EAX, Rn );
|
nkeynes@359 | 604 | :}
|
nkeynes@361 | 605 | EXTS.W Rm, Rn {:
|
nkeynes@361 | 606 | load_reg( R_EAX, Rm );
|
nkeynes@361 | 607 | MOVSX_r16_r32( R_EAX, R_EAX );
|
nkeynes@361 | 608 | store_reg( R_EAX, Rn );
|
nkeynes@361 | 609 | :}
|
nkeynes@361 | 610 | EXTU.B Rm, Rn {:
|
nkeynes@361 | 611 | load_reg( R_EAX, Rm );
|
nkeynes@361 | 612 | MOVZX_r8_r32( R_EAX, R_EAX );
|
nkeynes@361 | 613 | store_reg( R_EAX, Rn );
|
nkeynes@361 | 614 | :}
|
nkeynes@361 | 615 | EXTU.W Rm, Rn {:
|
nkeynes@361 | 616 | load_reg( R_EAX, Rm );
|
nkeynes@361 | 617 | MOVZX_r16_r32( R_EAX, R_EAX );
|
nkeynes@361 | 618 | store_reg( R_EAX, Rn );
|
nkeynes@361 | 619 | :}
|
nkeynes@386 | 620 | MAC.L @Rm+, @Rn+ {:
|
nkeynes@386 | 621 | load_reg( R_ECX, Rm );
|
nkeynes@416 | 622 | precheck();
|
nkeynes@386 | 623 | check_ralign32( R_ECX );
|
nkeynes@386 | 624 | load_reg( R_ECX, Rn );
|
nkeynes@386 | 625 | check_ralign32( R_ECX );
|
nkeynes@386 | 626 | ADD_imm8s_sh4r( 4, REG_OFFSET(r[Rn]) );
|
nkeynes@386 | 627 | MEM_READ_LONG( R_ECX, R_EAX );
|
nkeynes@547 | 628 | PUSH_realigned_r32( R_EAX );
|
nkeynes@386 | 629 | load_reg( R_ECX, Rm );
|
nkeynes@386 | 630 | ADD_imm8s_sh4r( 4, REG_OFFSET(r[Rm]) );
|
nkeynes@386 | 631 | MEM_READ_LONG( R_ECX, R_EAX );
|
nkeynes@547 | 632 | POP_realigned_r32( R_ECX );
|
nkeynes@386 | 633 | IMUL_r32( R_ECX );
|
nkeynes@386 | 634 | ADD_r32_sh4r( R_EAX, R_MACL );
|
nkeynes@386 | 635 | ADC_r32_sh4r( R_EDX, R_MACH );
|
nkeynes@386 | 636 |
|
nkeynes@386 | 637 | load_spreg( R_ECX, R_S );
|
nkeynes@386 | 638 | TEST_r32_r32(R_ECX, R_ECX);
|
nkeynes@527 | 639 | JE_rel8( CALL_FUNC0_SIZE, nosat );
|
nkeynes@386 | 640 | call_func0( signsat48 );
|
nkeynes@386 | 641 | JMP_TARGET( nosat );
|
nkeynes@417 | 642 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@386 | 643 | :}
|
nkeynes@386 | 644 | MAC.W @Rm+, @Rn+ {:
|
nkeynes@386 | 645 | load_reg( R_ECX, Rm );
|
nkeynes@416 | 646 | precheck();
|
nkeynes@386 | 647 | check_ralign16( R_ECX );
|
nkeynes@386 | 648 | load_reg( R_ECX, Rn );
|
nkeynes@386 | 649 | check_ralign16( R_ECX );
|
nkeynes@386 | 650 | ADD_imm8s_sh4r( 2, REG_OFFSET(r[Rn]) );
|
nkeynes@386 | 651 | MEM_READ_WORD( R_ECX, R_EAX );
|
nkeynes@547 | 652 | PUSH_realigned_r32( R_EAX );
|
nkeynes@386 | 653 | load_reg( R_ECX, Rm );
|
nkeynes@386 | 654 | ADD_imm8s_sh4r( 2, REG_OFFSET(r[Rm]) );
|
nkeynes@386 | 655 | MEM_READ_WORD( R_ECX, R_EAX );
|
nkeynes@547 | 656 | POP_realigned_r32( R_ECX );
|
nkeynes@386 | 657 | IMUL_r32( R_ECX );
|
nkeynes@386 | 658 |
|
nkeynes@386 | 659 | load_spreg( R_ECX, R_S );
|
nkeynes@386 | 660 | TEST_r32_r32( R_ECX, R_ECX );
|
nkeynes@386 | 661 | JE_rel8( 47, nosat );
|
nkeynes@386 | 662 |
|
nkeynes@386 | 663 | ADD_r32_sh4r( R_EAX, R_MACL ); // 6
|
nkeynes@386 | 664 | JNO_rel8( 51, end ); // 2
|
nkeynes@386 | 665 | load_imm32( R_EDX, 1 ); // 5
|
nkeynes@386 | 666 | store_spreg( R_EDX, R_MACH ); // 6
|
nkeynes@386 | 667 | JS_rel8( 13, positive ); // 2
|
nkeynes@386 | 668 | load_imm32( R_EAX, 0x80000000 );// 5
|
nkeynes@386 | 669 | store_spreg( R_EAX, R_MACL ); // 6
|
nkeynes@386 | 670 | JMP_rel8( 25, end2 ); // 2
|
nkeynes@386 | 671 |
|
nkeynes@386 | 672 | JMP_TARGET(positive);
|
nkeynes@386 | 673 | load_imm32( R_EAX, 0x7FFFFFFF );// 5
|
nkeynes@386 | 674 | store_spreg( R_EAX, R_MACL ); // 6
|
nkeynes@386 | 675 | JMP_rel8( 12, end3); // 2
|
nkeynes@386 | 676 |
|
nkeynes@386 | 677 | JMP_TARGET(nosat);
|
nkeynes@386 | 678 | ADD_r32_sh4r( R_EAX, R_MACL ); // 6
|
nkeynes@386 | 679 | ADC_r32_sh4r( R_EDX, R_MACH ); // 6
|
nkeynes@386 | 680 | JMP_TARGET(end);
|
nkeynes@386 | 681 | JMP_TARGET(end2);
|
nkeynes@386 | 682 | JMP_TARGET(end3);
|
nkeynes@417 | 683 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@386 | 684 | :}
|
nkeynes@359 | 685 | MOVT Rn {:
|
nkeynes@359 | 686 | load_spreg( R_EAX, R_T );
|
nkeynes@359 | 687 | store_reg( R_EAX, Rn );
|
nkeynes@359 | 688 | :}
|
nkeynes@361 | 689 | MUL.L Rm, Rn {:
|
nkeynes@361 | 690 | load_reg( R_EAX, Rm );
|
nkeynes@361 | 691 | load_reg( R_ECX, Rn );
|
nkeynes@361 | 692 | MUL_r32( R_ECX );
|
nkeynes@361 | 693 | store_spreg( R_EAX, R_MACL );
|
nkeynes@417 | 694 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@361 | 695 | :}
|
nkeynes@374 | 696 | MULS.W Rm, Rn {:
|
nkeynes@374 | 697 | load_reg16s( R_EAX, Rm );
|
nkeynes@374 | 698 | load_reg16s( R_ECX, Rn );
|
nkeynes@374 | 699 | MUL_r32( R_ECX );
|
nkeynes@374 | 700 | store_spreg( R_EAX, R_MACL );
|
nkeynes@417 | 701 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@361 | 702 | :}
|
nkeynes@374 | 703 | MULU.W Rm, Rn {:
|
nkeynes@374 | 704 | load_reg16u( R_EAX, Rm );
|
nkeynes@374 | 705 | load_reg16u( R_ECX, Rn );
|
nkeynes@374 | 706 | MUL_r32( R_ECX );
|
nkeynes@374 | 707 | store_spreg( R_EAX, R_MACL );
|
nkeynes@417 | 708 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@374 | 709 | :}
|
nkeynes@359 | 710 | NEG Rm, Rn {:
|
nkeynes@359 | 711 | load_reg( R_EAX, Rm );
|
nkeynes@359 | 712 | NEG_r32( R_EAX );
|
nkeynes@359 | 713 | store_reg( R_EAX, Rn );
|
nkeynes@417 | 714 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 715 | :}
|
nkeynes@359 | 716 | NEGC Rm, Rn {:
|
nkeynes@359 | 717 | load_reg( R_EAX, Rm );
|
nkeynes@359 | 718 | XOR_r32_r32( R_ECX, R_ECX );
|
nkeynes@359 | 719 | LDC_t();
|
nkeynes@359 | 720 | SBB_r32_r32( R_EAX, R_ECX );
|
nkeynes@359 | 721 | store_reg( R_ECX, Rn );
|
nkeynes@359 | 722 | SETC_t();
|
nkeynes@417 | 723 | sh4_x86.tstate = TSTATE_C;
|
nkeynes@359 | 724 | :}
|
nkeynes@359 | 725 | NOT Rm, Rn {:
|
nkeynes@359 | 726 | load_reg( R_EAX, Rm );
|
nkeynes@359 | 727 | NOT_r32( R_EAX );
|
nkeynes@359 | 728 | store_reg( R_EAX, Rn );
|
nkeynes@417 | 729 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 730 | :}
|
nkeynes@359 | 731 | OR Rm, Rn {:
|
nkeynes@359 | 732 | load_reg( R_EAX, Rm );
|
nkeynes@359 | 733 | load_reg( R_ECX, Rn );
|
nkeynes@359 | 734 | OR_r32_r32( R_EAX, R_ECX );
|
nkeynes@359 | 735 | store_reg( R_ECX, Rn );
|
nkeynes@417 | 736 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 737 | :}
|
nkeynes@359 | 738 | OR #imm, R0 {:
|
nkeynes@359 | 739 | load_reg( R_EAX, 0 );
|
nkeynes@359 | 740 | OR_imm32_r32(imm, R_EAX);
|
nkeynes@359 | 741 | store_reg( R_EAX, 0 );
|
nkeynes@417 | 742 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 743 | :}
|
nkeynes@374 | 744 | OR.B #imm, @(R0, GBR) {:
|
nkeynes@374 | 745 | load_reg( R_EAX, 0 );
|
nkeynes@374 | 746 | load_spreg( R_ECX, R_GBR );
|
nkeynes@374 | 747 | ADD_r32_r32( R_EAX, R_ECX );
|
nkeynes@547 | 748 | PUSH_realigned_r32(R_ECX);
|
nkeynes@527 | 749 | MEM_READ_BYTE( R_ECX, R_EAX );
|
nkeynes@547 | 750 | POP_realigned_r32(R_ECX);
|
nkeynes@386 | 751 | OR_imm32_r32(imm, R_EAX );
|
nkeynes@374 | 752 | MEM_WRITE_BYTE( R_ECX, R_EAX );
|
nkeynes@417 | 753 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@374 | 754 | :}
|
nkeynes@359 | 755 | ROTCL Rn {:
|
nkeynes@359 | 756 | load_reg( R_EAX, Rn );
|
nkeynes@417 | 757 | if( sh4_x86.tstate != TSTATE_C ) {
|
nkeynes@417 | 758 | LDC_t();
|
nkeynes@417 | 759 | }
|
nkeynes@359 | 760 | RCL1_r32( R_EAX );
|
nkeynes@359 | 761 | store_reg( R_EAX, Rn );
|
nkeynes@359 | 762 | SETC_t();
|
nkeynes@417 | 763 | sh4_x86.tstate = TSTATE_C;
|
nkeynes@359 | 764 | :}
|
nkeynes@359 | 765 | ROTCR Rn {:
|
nkeynes@359 | 766 | load_reg( R_EAX, Rn );
|
nkeynes@417 | 767 | if( sh4_x86.tstate != TSTATE_C ) {
|
nkeynes@417 | 768 | LDC_t();
|
nkeynes@417 | 769 | }
|
nkeynes@359 | 770 | RCR1_r32( R_EAX );
|
nkeynes@359 | 771 | store_reg( R_EAX, Rn );
|
nkeynes@359 | 772 | SETC_t();
|
nkeynes@417 | 773 | sh4_x86.tstate = TSTATE_C;
|
nkeynes@359 | 774 | :}
|
nkeynes@359 | 775 | ROTL Rn {:
|
nkeynes@359 | 776 | load_reg( R_EAX, Rn );
|
nkeynes@359 | 777 | ROL1_r32( R_EAX );
|
nkeynes@359 | 778 | store_reg( R_EAX, Rn );
|
nkeynes@359 | 779 | SETC_t();
|
nkeynes@417 | 780 | sh4_x86.tstate = TSTATE_C;
|
nkeynes@359 | 781 | :}
|
nkeynes@359 | 782 | ROTR Rn {:
|
nkeynes@359 | 783 | load_reg( R_EAX, Rn );
|
nkeynes@359 | 784 | ROR1_r32( R_EAX );
|
nkeynes@359 | 785 | store_reg( R_EAX, Rn );
|
nkeynes@359 | 786 | SETC_t();
|
nkeynes@417 | 787 | sh4_x86.tstate = TSTATE_C;
|
nkeynes@359 | 788 | :}
|
nkeynes@359 | 789 | SHAD Rm, Rn {:
|
nkeynes@359 | 790 | /* Annoyingly enough, not directly convertible */
|
nkeynes@361 | 791 | load_reg( R_EAX, Rn );
|
nkeynes@361 | 792 | load_reg( R_ECX, Rm );
|
nkeynes@361 | 793 | CMP_imm32_r32( 0, R_ECX );
|
nkeynes@386 | 794 | JGE_rel8(16, doshl);
|
nkeynes@361 | 795 |
|
nkeynes@361 | 796 | NEG_r32( R_ECX ); // 2
|
nkeynes@361 | 797 | AND_imm8_r8( 0x1F, R_CL ); // 3
|
nkeynes@386 | 798 | JE_rel8( 4, emptysar); // 2
|
nkeynes@361 | 799 | SAR_r32_CL( R_EAX ); // 2
|
nkeynes@386 | 800 | JMP_rel8(10, end); // 2
|
nkeynes@386 | 801 |
|
nkeynes@386 | 802 | JMP_TARGET(emptysar);
|
nkeynes@386 | 803 | SAR_imm8_r32(31, R_EAX ); // 3
|
nkeynes@386 | 804 | JMP_rel8(5, end2);
|
nkeynes@382 | 805 |
|
nkeynes@380 | 806 | JMP_TARGET(doshl);
|
nkeynes@361 | 807 | AND_imm8_r8( 0x1F, R_CL ); // 3
|
nkeynes@361 | 808 | SHL_r32_CL( R_EAX ); // 2
|
nkeynes@380 | 809 | JMP_TARGET(end);
|
nkeynes@386 | 810 | JMP_TARGET(end2);
|
nkeynes@361 | 811 | store_reg( R_EAX, Rn );
|
nkeynes@417 | 812 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 813 | :}
|
nkeynes@359 | 814 | SHLD Rm, Rn {:
|
nkeynes@368 | 815 | load_reg( R_EAX, Rn );
|
nkeynes@368 | 816 | load_reg( R_ECX, Rm );
|
nkeynes@382 | 817 | CMP_imm32_r32( 0, R_ECX );
|
nkeynes@386 | 818 | JGE_rel8(15, doshl);
|
nkeynes@368 | 819 |
|
nkeynes@382 | 820 | NEG_r32( R_ECX ); // 2
|
nkeynes@382 | 821 | AND_imm8_r8( 0x1F, R_CL ); // 3
|
nkeynes@386 | 822 | JE_rel8( 4, emptyshr );
|
nkeynes@382 | 823 | SHR_r32_CL( R_EAX ); // 2
|
nkeynes@386 | 824 | JMP_rel8(9, end); // 2
|
nkeynes@386 | 825 |
|
nkeynes@386 | 826 | JMP_TARGET(emptyshr);
|
nkeynes@386 | 827 | XOR_r32_r32( R_EAX, R_EAX );
|
nkeynes@386 | 828 | JMP_rel8(5, end2);
|
nkeynes@382 | 829 |
|
nkeynes@382 | 830 | JMP_TARGET(doshl);
|
nkeynes@382 | 831 | AND_imm8_r8( 0x1F, R_CL ); // 3
|
nkeynes@382 | 832 | SHL_r32_CL( R_EAX ); // 2
|
nkeynes@382 | 833 | JMP_TARGET(end);
|
nkeynes@386 | 834 | JMP_TARGET(end2);
|
nkeynes@368 | 835 | store_reg( R_EAX, Rn );
|
nkeynes@417 | 836 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 837 | :}
|
nkeynes@359 | 838 | SHAL Rn {:
|
nkeynes@359 | 839 | load_reg( R_EAX, Rn );
|
nkeynes@359 | 840 | SHL1_r32( R_EAX );
|
nkeynes@397 | 841 | SETC_t();
|
nkeynes@359 | 842 | store_reg( R_EAX, Rn );
|
nkeynes@417 | 843 | sh4_x86.tstate = TSTATE_C;
|
nkeynes@359 | 844 | :}
|
nkeynes@359 | 845 | SHAR Rn {:
|
nkeynes@359 | 846 | load_reg( R_EAX, Rn );
|
nkeynes@359 | 847 | SAR1_r32( R_EAX );
|
nkeynes@397 | 848 | SETC_t();
|
nkeynes@359 | 849 | store_reg( R_EAX, Rn );
|
nkeynes@417 | 850 | sh4_x86.tstate = TSTATE_C;
|
nkeynes@359 | 851 | :}
|
nkeynes@359 | 852 | SHLL Rn {:
|
nkeynes@359 | 853 | load_reg( R_EAX, Rn );
|
nkeynes@359 | 854 | SHL1_r32( R_EAX );
|
nkeynes@397 | 855 | SETC_t();
|
nkeynes@359 | 856 | store_reg( R_EAX, Rn );
|
nkeynes@417 | 857 | sh4_x86.tstate = TSTATE_C;
|
nkeynes@359 | 858 | :}
|
nkeynes@359 | 859 | SHLL2 Rn {:
|
nkeynes@359 | 860 | load_reg( R_EAX, Rn );
|
nkeynes@359 | 861 | SHL_imm8_r32( 2, R_EAX );
|
nkeynes@359 | 862 | store_reg( R_EAX, Rn );
|
nkeynes@417 | 863 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 864 | :}
|
nkeynes@359 | 865 | SHLL8 Rn {:
|
nkeynes@359 | 866 | load_reg( R_EAX, Rn );
|
nkeynes@359 | 867 | SHL_imm8_r32( 8, R_EAX );
|
nkeynes@359 | 868 | store_reg( R_EAX, Rn );
|
nkeynes@417 | 869 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 870 | :}
|
nkeynes@359 | 871 | SHLL16 Rn {:
|
nkeynes@359 | 872 | load_reg( R_EAX, Rn );
|
nkeynes@359 | 873 | SHL_imm8_r32( 16, R_EAX );
|
nkeynes@359 | 874 | store_reg( R_EAX, Rn );
|
nkeynes@417 | 875 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 876 | :}
|
nkeynes@359 | 877 | SHLR Rn {:
|
nkeynes@359 | 878 | load_reg( R_EAX, Rn );
|
nkeynes@359 | 879 | SHR1_r32( R_EAX );
|
nkeynes@397 | 880 | SETC_t();
|
nkeynes@359 | 881 | store_reg( R_EAX, Rn );
|
nkeynes@417 | 882 | sh4_x86.tstate = TSTATE_C;
|
nkeynes@359 | 883 | :}
|
nkeynes@359 | 884 | SHLR2 Rn {:
|
nkeynes@359 | 885 | load_reg( R_EAX, Rn );
|
nkeynes@359 | 886 | SHR_imm8_r32( 2, R_EAX );
|
nkeynes@359 | 887 | store_reg( R_EAX, Rn );
|
nkeynes@417 | 888 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 889 | :}
|
nkeynes@359 | 890 | SHLR8 Rn {:
|
nkeynes@359 | 891 | load_reg( R_EAX, Rn );
|
nkeynes@359 | 892 | SHR_imm8_r32( 8, R_EAX );
|
nkeynes@359 | 893 | store_reg( R_EAX, Rn );
|
nkeynes@417 | 894 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 895 | :}
|
nkeynes@359 | 896 | SHLR16 Rn {:
|
nkeynes@359 | 897 | load_reg( R_EAX, Rn );
|
nkeynes@359 | 898 | SHR_imm8_r32( 16, R_EAX );
|
nkeynes@359 | 899 | store_reg( R_EAX, Rn );
|
nkeynes@417 | 900 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 901 | :}
|
nkeynes@359 | 902 | SUB Rm, Rn {:
|
nkeynes@359 | 903 | load_reg( R_EAX, Rm );
|
nkeynes@359 | 904 | load_reg( R_ECX, Rn );
|
nkeynes@359 | 905 | SUB_r32_r32( R_EAX, R_ECX );
|
nkeynes@359 | 906 | store_reg( R_ECX, Rn );
|
nkeynes@417 | 907 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 908 | :}
|
nkeynes@359 | 909 | SUBC Rm, Rn {:
|
nkeynes@359 | 910 | load_reg( R_EAX, Rm );
|
nkeynes@359 | 911 | load_reg( R_ECX, Rn );
|
nkeynes@417 | 912 | if( sh4_x86.tstate != TSTATE_C ) {
|
nkeynes@417 | 913 | LDC_t();
|
nkeynes@417 | 914 | }
|
nkeynes@359 | 915 | SBB_r32_r32( R_EAX, R_ECX );
|
nkeynes@359 | 916 | store_reg( R_ECX, Rn );
|
nkeynes@394 | 917 | SETC_t();
|
nkeynes@417 | 918 | sh4_x86.tstate = TSTATE_C;
|
nkeynes@359 | 919 | :}
|
nkeynes@359 | 920 | SUBV Rm, Rn {:
|
nkeynes@359 | 921 | load_reg( R_EAX, Rm );
|
nkeynes@359 | 922 | load_reg( R_ECX, Rn );
|
nkeynes@359 | 923 | SUB_r32_r32( R_EAX, R_ECX );
|
nkeynes@359 | 924 | store_reg( R_ECX, Rn );
|
nkeynes@359 | 925 | SETO_t();
|
nkeynes@417 | 926 | sh4_x86.tstate = TSTATE_O;
|
nkeynes@359 | 927 | :}
|
nkeynes@359 | 928 | SWAP.B Rm, Rn {:
|
nkeynes@359 | 929 | load_reg( R_EAX, Rm );
|
nkeynes@359 | 930 | XCHG_r8_r8( R_AL, R_AH );
|
nkeynes@359 | 931 | store_reg( R_EAX, Rn );
|
nkeynes@359 | 932 | :}
|
nkeynes@359 | 933 | SWAP.W Rm, Rn {:
|
nkeynes@359 | 934 | load_reg( R_EAX, Rm );
|
nkeynes@359 | 935 | MOV_r32_r32( R_EAX, R_ECX );
|
nkeynes@359 | 936 | SHL_imm8_r32( 16, R_ECX );
|
nkeynes@359 | 937 | SHR_imm8_r32( 16, R_EAX );
|
nkeynes@359 | 938 | OR_r32_r32( R_EAX, R_ECX );
|
nkeynes@359 | 939 | store_reg( R_ECX, Rn );
|
nkeynes@417 | 940 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 941 | :}
|
nkeynes@361 | 942 | TAS.B @Rn {:
|
nkeynes@361 | 943 | load_reg( R_ECX, Rn );
|
nkeynes@361 | 944 | MEM_READ_BYTE( R_ECX, R_EAX );
|
nkeynes@361 | 945 | TEST_r8_r8( R_AL, R_AL );
|
nkeynes@361 | 946 | SETE_t();
|
nkeynes@361 | 947 | OR_imm8_r8( 0x80, R_AL );
|
nkeynes@386 | 948 | load_reg( R_ECX, Rn );
|
nkeynes@361 | 949 | MEM_WRITE_BYTE( R_ECX, R_EAX );
|
nkeynes@417 | 950 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@361 | 951 | :}
|
nkeynes@361 | 952 | TST Rm, Rn {:
|
nkeynes@361 | 953 | load_reg( R_EAX, Rm );
|
nkeynes@361 | 954 | load_reg( R_ECX, Rn );
|
nkeynes@361 | 955 | TEST_r32_r32( R_EAX, R_ECX );
|
nkeynes@361 | 956 | SETE_t();
|
nkeynes@417 | 957 | sh4_x86.tstate = TSTATE_E;
|
nkeynes@361 | 958 | :}
|
nkeynes@368 | 959 | TST #imm, R0 {:
|
nkeynes@368 | 960 | load_reg( R_EAX, 0 );
|
nkeynes@368 | 961 | TEST_imm32_r32( imm, R_EAX );
|
nkeynes@368 | 962 | SETE_t();
|
nkeynes@417 | 963 | sh4_x86.tstate = TSTATE_E;
|
nkeynes@368 | 964 | :}
|
nkeynes@368 | 965 | TST.B #imm, @(R0, GBR) {:
|
nkeynes@368 | 966 | load_reg( R_EAX, 0);
|
nkeynes@368 | 967 | load_reg( R_ECX, R_GBR);
|
nkeynes@368 | 968 | ADD_r32_r32( R_EAX, R_ECX );
|
nkeynes@368 | 969 | MEM_READ_BYTE( R_ECX, R_EAX );
|
nkeynes@394 | 970 | TEST_imm8_r8( imm, R_AL );
|
nkeynes@368 | 971 | SETE_t();
|
nkeynes@417 | 972 | sh4_x86.tstate = TSTATE_E;
|
nkeynes@368 | 973 | :}
|
nkeynes@359 | 974 | XOR Rm, Rn {:
|
nkeynes@359 | 975 | load_reg( R_EAX, Rm );
|
nkeynes@359 | 976 | load_reg( R_ECX, Rn );
|
nkeynes@359 | 977 | XOR_r32_r32( R_EAX, R_ECX );
|
nkeynes@359 | 978 | store_reg( R_ECX, Rn );
|
nkeynes@417 | 979 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 980 | :}
|
nkeynes@359 | 981 | XOR #imm, R0 {:
|
nkeynes@359 | 982 | load_reg( R_EAX, 0 );
|
nkeynes@359 | 983 | XOR_imm32_r32( imm, R_EAX );
|
nkeynes@359 | 984 | store_reg( R_EAX, 0 );
|
nkeynes@417 | 985 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 986 | :}
|
nkeynes@359 | 987 | XOR.B #imm, @(R0, GBR) {:
|
nkeynes@359 | 988 | load_reg( R_EAX, 0 );
|
nkeynes@359 | 989 | load_spreg( R_ECX, R_GBR );
|
nkeynes@359 | 990 | ADD_r32_r32( R_EAX, R_ECX );
|
nkeynes@547 | 991 | PUSH_realigned_r32(R_ECX);
|
nkeynes@527 | 992 | MEM_READ_BYTE(R_ECX, R_EAX);
|
nkeynes@547 | 993 | POP_realigned_r32(R_ECX);
|
nkeynes@359 | 994 | XOR_imm32_r32( imm, R_EAX );
|
nkeynes@359 | 995 | MEM_WRITE_BYTE( R_ECX, R_EAX );
|
nkeynes@417 | 996 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 997 | :}
|
nkeynes@361 | 998 | XTRCT Rm, Rn {:
|
nkeynes@361 | 999 | load_reg( R_EAX, Rm );
|
nkeynes@394 | 1000 | load_reg( R_ECX, Rn );
|
nkeynes@394 | 1001 | SHL_imm8_r32( 16, R_EAX );
|
nkeynes@394 | 1002 | SHR_imm8_r32( 16, R_ECX );
|
nkeynes@361 | 1003 | OR_r32_r32( R_EAX, R_ECX );
|
nkeynes@361 | 1004 | store_reg( R_ECX, Rn );
|
nkeynes@417 | 1005 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 1006 | :}
|
nkeynes@359 | 1007 |
|
nkeynes@359 | 1008 | /* Data move instructions */
|
nkeynes@359 | 1009 | MOV Rm, Rn {:
|
nkeynes@359 | 1010 | load_reg( R_EAX, Rm );
|
nkeynes@359 | 1011 | store_reg( R_EAX, Rn );
|
nkeynes@359 | 1012 | :}
|
nkeynes@359 | 1013 | MOV #imm, Rn {:
|
nkeynes@359 | 1014 | load_imm32( R_EAX, imm );
|
nkeynes@359 | 1015 | store_reg( R_EAX, Rn );
|
nkeynes@359 | 1016 | :}
|
nkeynes@359 | 1017 | MOV.B Rm, @Rn {:
|
nkeynes@359 | 1018 | load_reg( R_EAX, Rm );
|
nkeynes@359 | 1019 | load_reg( R_ECX, Rn );
|
nkeynes@359 | 1020 | MEM_WRITE_BYTE( R_ECX, R_EAX );
|
nkeynes@417 | 1021 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 1022 | :}
|
nkeynes@359 | 1023 | MOV.B Rm, @-Rn {:
|
nkeynes@359 | 1024 | load_reg( R_EAX, Rm );
|
nkeynes@359 | 1025 | load_reg( R_ECX, Rn );
|
nkeynes@382 | 1026 | ADD_imm8s_r32( -1, R_ECX );
|
nkeynes@359 | 1027 | store_reg( R_ECX, Rn );
|
nkeynes@359 | 1028 | MEM_WRITE_BYTE( R_ECX, R_EAX );
|
nkeynes@417 | 1029 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 1030 | :}
|
nkeynes@359 | 1031 | MOV.B Rm, @(R0, Rn) {:
|
nkeynes@359 | 1032 | load_reg( R_EAX, 0 );
|
nkeynes@359 | 1033 | load_reg( R_ECX, Rn );
|
nkeynes@359 | 1034 | ADD_r32_r32( R_EAX, R_ECX );
|
nkeynes@359 | 1035 | load_reg( R_EAX, Rm );
|
nkeynes@359 | 1036 | MEM_WRITE_BYTE( R_ECX, R_EAX );
|
nkeynes@417 | 1037 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 1038 | :}
|
nkeynes@359 | 1039 | MOV.B R0, @(disp, GBR) {:
|
nkeynes@359 | 1040 | load_reg( R_EAX, 0 );
|
nkeynes@359 | 1041 | load_spreg( R_ECX, R_GBR );
|
nkeynes@359 | 1042 | ADD_imm32_r32( disp, R_ECX );
|
nkeynes@359 | 1043 | MEM_WRITE_BYTE( R_ECX, R_EAX );
|
nkeynes@417 | 1044 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 1045 | :}
|
nkeynes@359 | 1046 | MOV.B R0, @(disp, Rn) {:
|
nkeynes@359 | 1047 | load_reg( R_EAX, 0 );
|
nkeynes@359 | 1048 | load_reg( R_ECX, Rn );
|
nkeynes@359 | 1049 | ADD_imm32_r32( disp, R_ECX );
|
nkeynes@359 | 1050 | MEM_WRITE_BYTE( R_ECX, R_EAX );
|
nkeynes@417 | 1051 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 1052 | :}
|
nkeynes@359 | 1053 | MOV.B @Rm, Rn {:
|
nkeynes@359 | 1054 | load_reg( R_ECX, Rm );
|
nkeynes@359 | 1055 | MEM_READ_BYTE( R_ECX, R_EAX );
|
nkeynes@386 | 1056 | store_reg( R_EAX, Rn );
|
nkeynes@417 | 1057 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 1058 | :}
|
nkeynes@359 | 1059 | MOV.B @Rm+, Rn {:
|
nkeynes@359 | 1060 | load_reg( R_ECX, Rm );
|
nkeynes@359 | 1061 | MOV_r32_r32( R_ECX, R_EAX );
|
nkeynes@359 | 1062 | ADD_imm8s_r32( 1, R_EAX );
|
nkeynes@359 | 1063 | store_reg( R_EAX, Rm );
|
nkeynes@359 | 1064 | MEM_READ_BYTE( R_ECX, R_EAX );
|
nkeynes@359 | 1065 | store_reg( R_EAX, Rn );
|
nkeynes@417 | 1066 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 1067 | :}
|
nkeynes@359 | 1068 | MOV.B @(R0, Rm), Rn {:
|
nkeynes@359 | 1069 | load_reg( R_EAX, 0 );
|
nkeynes@359 | 1070 | load_reg( R_ECX, Rm );
|
nkeynes@359 | 1071 | ADD_r32_r32( R_EAX, R_ECX );
|
nkeynes@359 | 1072 | MEM_READ_BYTE( R_ECX, R_EAX );
|
nkeynes@359 | 1073 | store_reg( R_EAX, Rn );
|
nkeynes@417 | 1074 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 1075 | :}
|
nkeynes@359 | 1076 | MOV.B @(disp, GBR), R0 {:
|
nkeynes@359 | 1077 | load_spreg( R_ECX, R_GBR );
|
nkeynes@359 | 1078 | ADD_imm32_r32( disp, R_ECX );
|
nkeynes@359 | 1079 | MEM_READ_BYTE( R_ECX, R_EAX );
|
nkeynes@359 | 1080 | store_reg( R_EAX, 0 );
|
nkeynes@417 | 1081 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 1082 | :}
|
nkeynes@359 | 1083 | MOV.B @(disp, Rm), R0 {:
|
nkeynes@359 | 1084 | load_reg( R_ECX, Rm );
|
nkeynes@359 | 1085 | ADD_imm32_r32( disp, R_ECX );
|
nkeynes@359 | 1086 | MEM_READ_BYTE( R_ECX, R_EAX );
|
nkeynes@359 | 1087 | store_reg( R_EAX, 0 );
|
nkeynes@417 | 1088 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 1089 | :}
|
nkeynes@374 | 1090 | MOV.L Rm, @Rn {:
|
nkeynes@361 | 1091 | load_reg( R_EAX, Rm );
|
nkeynes@361 | 1092 | load_reg( R_ECX, Rn );
|
nkeynes@416 | 1093 | precheck();
|
nkeynes@374 | 1094 | check_walign32(R_ECX);
|
nkeynes@361 | 1095 | MEM_WRITE_LONG( R_ECX, R_EAX );
|
nkeynes@417 | 1096 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@361 | 1097 | :}
|
nkeynes@361 | 1098 | MOV.L Rm, @-Rn {:
|
nkeynes@361 | 1099 | load_reg( R_EAX, Rm );
|
nkeynes@361 | 1100 | load_reg( R_ECX, Rn );
|
nkeynes@416 | 1101 | precheck();
|
nkeynes@374 | 1102 | check_walign32( R_ECX );
|
nkeynes@361 | 1103 | ADD_imm8s_r32( -4, R_ECX );
|
nkeynes@361 | 1104 | store_reg( R_ECX, Rn );
|
nkeynes@361 | 1105 | MEM_WRITE_LONG( R_ECX, R_EAX );
|
nkeynes@417 | 1106 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@361 | 1107 | :}
|
nkeynes@361 | 1108 | MOV.L Rm, @(R0, Rn) {:
|
nkeynes@361 | 1109 | load_reg( R_EAX, 0 );
|
nkeynes@361 | 1110 | load_reg( R_ECX, Rn );
|
nkeynes@361 | 1111 | ADD_r32_r32( R_EAX, R_ECX );
|
nkeynes@416 | 1112 | precheck();
|
nkeynes@374 | 1113 | check_walign32( R_ECX );
|
nkeynes@361 | 1114 | load_reg( R_EAX, Rm );
|
nkeynes@361 | 1115 | MEM_WRITE_LONG( R_ECX, R_EAX );
|
nkeynes@417 | 1116 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@361 | 1117 | :}
|
nkeynes@361 | 1118 | MOV.L R0, @(disp, GBR) {:
|
nkeynes@361 | 1119 | load_spreg( R_ECX, R_GBR );
|
nkeynes@361 | 1120 | load_reg( R_EAX, 0 );
|
nkeynes@361 | 1121 | ADD_imm32_r32( disp, R_ECX );
|
nkeynes@416 | 1122 | precheck();
|
nkeynes@374 | 1123 | check_walign32( R_ECX );
|
nkeynes@361 | 1124 | MEM_WRITE_LONG( R_ECX, R_EAX );
|
nkeynes@417 | 1125 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@361 | 1126 | :}
|
nkeynes@361 | 1127 | MOV.L Rm, @(disp, Rn) {:
|
nkeynes@361 | 1128 | load_reg( R_ECX, Rn );
|
nkeynes@361 | 1129 | load_reg( R_EAX, Rm );
|
nkeynes@361 | 1130 | ADD_imm32_r32( disp, R_ECX );
|
nkeynes@416 | 1131 | precheck();
|
nkeynes@374 | 1132 | check_walign32( R_ECX );
|
nkeynes@361 | 1133 | MEM_WRITE_LONG( R_ECX, R_EAX );
|
nkeynes@417 | 1134 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@361 | 1135 | :}
|
nkeynes@361 | 1136 | MOV.L @Rm, Rn {:
|
nkeynes@361 | 1137 | load_reg( R_ECX, Rm );
|
nkeynes@416 | 1138 | precheck();
|
nkeynes@374 | 1139 | check_ralign32( R_ECX );
|
nkeynes@361 | 1140 | MEM_READ_LONG( R_ECX, R_EAX );
|
nkeynes@361 | 1141 | store_reg( R_EAX, Rn );
|
nkeynes@417 | 1142 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@361 | 1143 | :}
|
nkeynes@361 | 1144 | MOV.L @Rm+, Rn {:
|
nkeynes@361 | 1145 | load_reg( R_EAX, Rm );
|
nkeynes@416 | 1146 | precheck();
|
nkeynes@382 | 1147 | check_ralign32( R_EAX );
|
nkeynes@361 | 1148 | MOV_r32_r32( R_EAX, R_ECX );
|
nkeynes@361 | 1149 | ADD_imm8s_r32( 4, R_EAX );
|
nkeynes@361 | 1150 | store_reg( R_EAX, Rm );
|
nkeynes@361 | 1151 | MEM_READ_LONG( R_ECX, R_EAX );
|
nkeynes@361 | 1152 | store_reg( R_EAX, Rn );
|
nkeynes@417 | 1153 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@361 | 1154 | :}
|
nkeynes@361 | 1155 | MOV.L @(R0, Rm), Rn {:
|
nkeynes@361 | 1156 | load_reg( R_EAX, 0 );
|
nkeynes@361 | 1157 | load_reg( R_ECX, Rm );
|
nkeynes@361 | 1158 | ADD_r32_r32( R_EAX, R_ECX );
|
nkeynes@416 | 1159 | precheck();
|
nkeynes@374 | 1160 | check_ralign32( R_ECX );
|
nkeynes@361 | 1161 | MEM_READ_LONG( R_ECX, R_EAX );
|
nkeynes@361 | 1162 | store_reg( R_EAX, Rn );
|
nkeynes@417 | 1163 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@361 | 1164 | :}
|
nkeynes@361 | 1165 | MOV.L @(disp, GBR), R0 {:
|
nkeynes@361 | 1166 | load_spreg( R_ECX, R_GBR );
|
nkeynes@361 | 1167 | ADD_imm32_r32( disp, R_ECX );
|
nkeynes@416 | 1168 | precheck();
|
nkeynes@374 | 1169 | check_ralign32( R_ECX );
|
nkeynes@361 | 1170 | MEM_READ_LONG( R_ECX, R_EAX );
|
nkeynes@361 | 1171 | store_reg( R_EAX, 0 );
|
nkeynes@417 | 1172 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@361 | 1173 | :}
|
nkeynes@361 | 1174 | MOV.L @(disp, PC), Rn {:
|
nkeynes@374 | 1175 | if( sh4_x86.in_delay_slot ) {
|
nkeynes@374 | 1176 | SLOTILLEGAL();
|
nkeynes@374 | 1177 | } else {
|
nkeynes@388 | 1178 | uint32_t target = (pc & 0xFFFFFFFC) + disp + 4;
|
nkeynes@502 | 1179 | sh4ptr_t ptr = mem_get_region(target);
|
nkeynes@388 | 1180 | if( ptr != NULL ) {
|
nkeynes@527 | 1181 | MOV_moff32_EAX( ptr );
|
nkeynes@388 | 1182 | } else {
|
nkeynes@388 | 1183 | load_imm32( R_ECX, target );
|
nkeynes@388 | 1184 | MEM_READ_LONG( R_ECX, R_EAX );
|
nkeynes@388 | 1185 | }
|
nkeynes@382 | 1186 | store_reg( R_EAX, Rn );
|
nkeynes@417 | 1187 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@374 | 1188 | }
|
nkeynes@361 | 1189 | :}
|
nkeynes@361 | 1190 | MOV.L @(disp, Rm), Rn {:
|
nkeynes@361 | 1191 | load_reg( R_ECX, Rm );
|
nkeynes@361 | 1192 | ADD_imm8s_r32( disp, R_ECX );
|
nkeynes@416 | 1193 | precheck();
|
nkeynes@374 | 1194 | check_ralign32( R_ECX );
|
nkeynes@361 | 1195 | MEM_READ_LONG( R_ECX, R_EAX );
|
nkeynes@361 | 1196 | store_reg( R_EAX, Rn );
|
nkeynes@417 | 1197 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@361 | 1198 | :}
|
nkeynes@361 | 1199 | MOV.W Rm, @Rn {:
|
nkeynes@361 | 1200 | load_reg( R_ECX, Rn );
|
nkeynes@416 | 1201 | precheck();
|
nkeynes@374 | 1202 | check_walign16( R_ECX );
|
nkeynes@382 | 1203 | load_reg( R_EAX, Rm );
|
nkeynes@382 | 1204 | MEM_WRITE_WORD( R_ECX, R_EAX );
|
nkeynes@417 | 1205 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@361 | 1206 | :}
|
nkeynes@361 | 1207 | MOV.W Rm, @-Rn {:
|
nkeynes@361 | 1208 | load_reg( R_ECX, Rn );
|
nkeynes@416 | 1209 | precheck();
|
nkeynes@374 | 1210 | check_walign16( R_ECX );
|
nkeynes@361 | 1211 | load_reg( R_EAX, Rm );
|
nkeynes@361 | 1212 | ADD_imm8s_r32( -2, R_ECX );
|
nkeynes@382 | 1213 | store_reg( R_ECX, Rn );
|
nkeynes@361 | 1214 | MEM_WRITE_WORD( R_ECX, R_EAX );
|
nkeynes@417 | 1215 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@361 | 1216 | :}
|
nkeynes@361 | 1217 | MOV.W Rm, @(R0, Rn) {:
|
nkeynes@361 | 1218 | load_reg( R_EAX, 0 );
|
nkeynes@361 | 1219 | load_reg( R_ECX, Rn );
|
nkeynes@361 | 1220 | ADD_r32_r32( R_EAX, R_ECX );
|
nkeynes@416 | 1221 | precheck();
|
nkeynes@374 | 1222 | check_walign16( R_ECX );
|
nkeynes@361 | 1223 | load_reg( R_EAX, Rm );
|
nkeynes@361 | 1224 | MEM_WRITE_WORD( R_ECX, R_EAX );
|
nkeynes@417 | 1225 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@361 | 1226 | :}
|
nkeynes@361 | 1227 | MOV.W R0, @(disp, GBR) {:
|
nkeynes@361 | 1228 | load_spreg( R_ECX, R_GBR );
|
nkeynes@361 | 1229 | load_reg( R_EAX, 0 );
|
nkeynes@361 | 1230 | ADD_imm32_r32( disp, R_ECX );
|
nkeynes@416 | 1231 | precheck();
|
nkeynes@374 | 1232 | check_walign16( R_ECX );
|
nkeynes@361 | 1233 | MEM_WRITE_WORD( R_ECX, R_EAX );
|
nkeynes@417 | 1234 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@361 | 1235 | :}
|
nkeynes@361 | 1236 | MOV.W R0, @(disp, Rn) {:
|
nkeynes@361 | 1237 | load_reg( R_ECX, Rn );
|
nkeynes@361 | 1238 | load_reg( R_EAX, 0 );
|
nkeynes@361 | 1239 | ADD_imm32_r32( disp, R_ECX );
|
nkeynes@416 | 1240 | precheck();
|
nkeynes@374 | 1241 | check_walign16( R_ECX );
|
nkeynes@361 | 1242 | MEM_WRITE_WORD( R_ECX, R_EAX );
|
nkeynes@417 | 1243 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@361 | 1244 | :}
|
nkeynes@361 | 1245 | MOV.W @Rm, Rn {:
|
nkeynes@361 | 1246 | load_reg( R_ECX, Rm );
|
nkeynes@416 | 1247 | precheck();
|
nkeynes@374 | 1248 | check_ralign16( R_ECX );
|
nkeynes@361 | 1249 | MEM_READ_WORD( R_ECX, R_EAX );
|
nkeynes@361 | 1250 | store_reg( R_EAX, Rn );
|
nkeynes@417 | 1251 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@361 | 1252 | :}
|
nkeynes@361 | 1253 | MOV.W @Rm+, Rn {:
|
nkeynes@361 | 1254 | load_reg( R_EAX, Rm );
|
nkeynes@416 | 1255 | precheck();
|
nkeynes@374 | 1256 | check_ralign16( R_EAX );
|
nkeynes@361 | 1257 | MOV_r32_r32( R_EAX, R_ECX );
|
nkeynes@361 | 1258 | ADD_imm8s_r32( 2, R_EAX );
|
nkeynes@361 | 1259 | store_reg( R_EAX, Rm );
|
nkeynes@361 | 1260 | MEM_READ_WORD( R_ECX, R_EAX );
|
nkeynes@361 | 1261 | store_reg( R_EAX, Rn );
|
nkeynes@417 | 1262 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@361 | 1263 | :}
|
nkeynes@361 | 1264 | MOV.W @(R0, Rm), Rn {:
|
nkeynes@361 | 1265 | load_reg( R_EAX, 0 );
|
nkeynes@361 | 1266 | load_reg( R_ECX, Rm );
|
nkeynes@361 | 1267 | ADD_r32_r32( R_EAX, R_ECX );
|
nkeynes@416 | 1268 | precheck();
|
nkeynes@374 | 1269 | check_ralign16( R_ECX );
|
nkeynes@361 | 1270 | MEM_READ_WORD( R_ECX, R_EAX );
|
nkeynes@361 | 1271 | store_reg( R_EAX, Rn );
|
nkeynes@417 | 1272 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@361 | 1273 | :}
|
nkeynes@361 | 1274 | MOV.W @(disp, GBR), R0 {:
|
nkeynes@361 | 1275 | load_spreg( R_ECX, R_GBR );
|
nkeynes@361 | 1276 | ADD_imm32_r32( disp, R_ECX );
|
nkeynes@416 | 1277 | precheck();
|
nkeynes@374 | 1278 | check_ralign16( R_ECX );
|
nkeynes@361 | 1279 | MEM_READ_WORD( R_ECX, R_EAX );
|
nkeynes@361 | 1280 | store_reg( R_EAX, 0 );
|
nkeynes@417 | 1281 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@361 | 1282 | :}
|
nkeynes@361 | 1283 | MOV.W @(disp, PC), Rn {:
|
nkeynes@374 | 1284 | if( sh4_x86.in_delay_slot ) {
|
nkeynes@374 | 1285 | SLOTILLEGAL();
|
nkeynes@374 | 1286 | } else {
|
nkeynes@374 | 1287 | load_imm32( R_ECX, pc + disp + 4 );
|
nkeynes@374 | 1288 | MEM_READ_WORD( R_ECX, R_EAX );
|
nkeynes@374 | 1289 | store_reg( R_EAX, Rn );
|
nkeynes@417 | 1290 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@374 | 1291 | }
|
nkeynes@361 | 1292 | :}
|
nkeynes@361 | 1293 | MOV.W @(disp, Rm), R0 {:
|
nkeynes@361 | 1294 | load_reg( R_ECX, Rm );
|
nkeynes@361 | 1295 | ADD_imm32_r32( disp, R_ECX );
|
nkeynes@416 | 1296 | precheck();
|
nkeynes@374 | 1297 | check_ralign16( R_ECX );
|
nkeynes@361 | 1298 | MEM_READ_WORD( R_ECX, R_EAX );
|
nkeynes@361 | 1299 | store_reg( R_EAX, 0 );
|
nkeynes@417 | 1300 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@361 | 1301 | :}
|
nkeynes@361 | 1302 | MOVA @(disp, PC), R0 {:
|
nkeynes@374 | 1303 | if( sh4_x86.in_delay_slot ) {
|
nkeynes@374 | 1304 | SLOTILLEGAL();
|
nkeynes@374 | 1305 | } else {
|
nkeynes@374 | 1306 | load_imm32( R_ECX, (pc & 0xFFFFFFFC) + disp + 4 );
|
nkeynes@374 | 1307 | store_reg( R_ECX, 0 );
|
nkeynes@374 | 1308 | }
|
nkeynes@361 | 1309 | :}
|
nkeynes@361 | 1310 | MOVCA.L R0, @Rn {:
|
nkeynes@361 | 1311 | load_reg( R_EAX, 0 );
|
nkeynes@361 | 1312 | load_reg( R_ECX, Rn );
|
nkeynes@416 | 1313 | precheck();
|
nkeynes@374 | 1314 | check_walign32( R_ECX );
|
nkeynes@361 | 1315 | MEM_WRITE_LONG( R_ECX, R_EAX );
|
nkeynes@417 | 1316 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@361 | 1317 | :}
|
nkeynes@359 | 1318 |
|
nkeynes@359 | 1319 | /* Control transfer instructions */
|
nkeynes@374 | 1320 | BF disp {:
|
nkeynes@374 | 1321 | if( sh4_x86.in_delay_slot ) {
|
nkeynes@374 | 1322 | SLOTILLEGAL();
|
nkeynes@374 | 1323 | } else {
|
nkeynes@527 | 1324 | JT_rel8( EXIT_BLOCK_SIZE, nottaken );
|
nkeynes@408 | 1325 | exit_block( disp + pc + 4, pc+2 );
|
nkeynes@380 | 1326 | JMP_TARGET(nottaken);
|
nkeynes@408 | 1327 | return 2;
|
nkeynes@374 | 1328 | }
|
nkeynes@374 | 1329 | :}
|
nkeynes@374 | 1330 | BF/S disp {:
|
nkeynes@374 | 1331 | if( sh4_x86.in_delay_slot ) {
|
nkeynes@374 | 1332 | SLOTILLEGAL();
|
nkeynes@374 | 1333 | } else {
|
nkeynes@408 | 1334 | sh4_x86.in_delay_slot = TRUE;
|
nkeynes@417 | 1335 | if( sh4_x86.tstate == TSTATE_NONE ) {
|
nkeynes@417 | 1336 | CMP_imm8s_sh4r( 1, R_T );
|
nkeynes@417 | 1337 | sh4_x86.tstate = TSTATE_E;
|
nkeynes@417 | 1338 | }
|
nkeynes@417 | 1339 | OP(0x0F); OP(0x80+sh4_x86.tstate); uint32_t *patch = (uint32_t *)xlat_output; OP32(0); // JNE rel32
|
nkeynes@526 | 1340 | sh4_translate_instruction(pc+2);
|
nkeynes@408 | 1341 | exit_block( disp + pc + 4, pc+4 );
|
nkeynes@408 | 1342 | // not taken
|
nkeynes@408 | 1343 | *patch = (xlat_output - ((uint8_t *)patch)) - 4;
|
nkeynes@526 | 1344 | sh4_translate_instruction(pc+2);
|
nkeynes@408 | 1345 | return 4;
|
nkeynes@374 | 1346 | }
|
nkeynes@374 | 1347 | :}
|
nkeynes@374 | 1348 | BRA disp {:
|
nkeynes@374 | 1349 | if( sh4_x86.in_delay_slot ) {
|
nkeynes@374 | 1350 | SLOTILLEGAL();
|
nkeynes@374 | 1351 | } else {
|
nkeynes@374 | 1352 | sh4_x86.in_delay_slot = TRUE;
|
nkeynes@526 | 1353 | sh4_translate_instruction( pc + 2 );
|
nkeynes@408 | 1354 | exit_block( disp + pc + 4, pc+4 );
|
nkeynes@409 | 1355 | sh4_x86.branch_taken = TRUE;
|
nkeynes@408 | 1356 | return 4;
|
nkeynes@374 | 1357 | }
|
nkeynes@374 | 1358 | :}
|
nkeynes@374 | 1359 | BRAF Rn {:
|
nkeynes@374 | 1360 | if( sh4_x86.in_delay_slot ) {
|
nkeynes@374 | 1361 | SLOTILLEGAL();
|
nkeynes@374 | 1362 | } else {
|
nkeynes@408 | 1363 | load_reg( R_EAX, Rn );
|
nkeynes@408 | 1364 | ADD_imm32_r32( pc + 4, R_EAX );
|
nkeynes@408 | 1365 | store_spreg( R_EAX, REG_OFFSET(pc) );
|
nkeynes@374 | 1366 | sh4_x86.in_delay_slot = TRUE;
|
nkeynes@417 | 1367 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@526 | 1368 | sh4_translate_instruction( pc + 2 );
|
nkeynes@408 | 1369 | exit_block_pcset(pc+2);
|
nkeynes@409 | 1370 | sh4_x86.branch_taken = TRUE;
|
nkeynes@408 | 1371 | return 4;
|
nkeynes@374 | 1372 | }
|
nkeynes@374 | 1373 | :}
|
nkeynes@374 | 1374 | BSR disp {:
|
nkeynes@374 | 1375 | if( sh4_x86.in_delay_slot ) {
|
nkeynes@374 | 1376 | SLOTILLEGAL();
|
nkeynes@374 | 1377 | } else {
|
nkeynes@374 | 1378 | load_imm32( R_EAX, pc + 4 );
|
nkeynes@374 | 1379 | store_spreg( R_EAX, R_PR );
|
nkeynes@374 | 1380 | sh4_x86.in_delay_slot = TRUE;
|
nkeynes@526 | 1381 | sh4_translate_instruction( pc + 2 );
|
nkeynes@408 | 1382 | exit_block( disp + pc + 4, pc+4 );
|
nkeynes@409 | 1383 | sh4_x86.branch_taken = TRUE;
|
nkeynes@408 | 1384 | return 4;
|
nkeynes@374 | 1385 | }
|
nkeynes@374 | 1386 | :}
|
nkeynes@374 | 1387 | BSRF Rn {:
|
nkeynes@374 | 1388 | if( sh4_x86.in_delay_slot ) {
|
nkeynes@374 | 1389 | SLOTILLEGAL();
|
nkeynes@374 | 1390 | } else {
|
nkeynes@408 | 1391 | load_imm32( R_ECX, pc + 4 );
|
nkeynes@408 | 1392 | store_spreg( R_ECX, R_PR );
|
nkeynes@408 | 1393 | ADD_sh4r_r32( REG_OFFSET(r[Rn]), R_ECX );
|
nkeynes@408 | 1394 | store_spreg( R_ECX, REG_OFFSET(pc) );
|
nkeynes@374 | 1395 | sh4_x86.in_delay_slot = TRUE;
|
nkeynes@417 | 1396 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@526 | 1397 | sh4_translate_instruction( pc + 2 );
|
nkeynes@408 | 1398 | exit_block_pcset(pc+2);
|
nkeynes@409 | 1399 | sh4_x86.branch_taken = TRUE;
|
nkeynes@408 | 1400 | return 4;
|
nkeynes@374 | 1401 | }
|
nkeynes@374 | 1402 | :}
|
nkeynes@374 | 1403 | BT disp {:
|
nkeynes@374 | 1404 | if( sh4_x86.in_delay_slot ) {
|
nkeynes@374 | 1405 | SLOTILLEGAL();
|
nkeynes@374 | 1406 | } else {
|
nkeynes@527 | 1407 | JF_rel8( EXIT_BLOCK_SIZE, nottaken );
|
nkeynes@408 | 1408 | exit_block( disp + pc + 4, pc+2 );
|
nkeynes@380 | 1409 | JMP_TARGET(nottaken);
|
nkeynes@408 | 1410 | return 2;
|
nkeynes@374 | 1411 | }
|
nkeynes@374 | 1412 | :}
|
nkeynes@374 | 1413 | BT/S disp {:
|
nkeynes@374 | 1414 | if( sh4_x86.in_delay_slot ) {
|
nkeynes@374 | 1415 | SLOTILLEGAL();
|
nkeynes@374 | 1416 | } else {
|
nkeynes@408 | 1417 | sh4_x86.in_delay_slot = TRUE;
|
nkeynes@417 | 1418 | if( sh4_x86.tstate == TSTATE_NONE ) {
|
nkeynes@417 | 1419 | CMP_imm8s_sh4r( 1, R_T );
|
nkeynes@417 | 1420 | sh4_x86.tstate = TSTATE_E;
|
nkeynes@417 | 1421 | }
|
nkeynes@417 | 1422 | OP(0x0F); OP(0x80+(sh4_x86.tstate^1)); uint32_t *patch = (uint32_t *)xlat_output; OP32(0); // JE rel32
|
nkeynes@526 | 1423 | sh4_translate_instruction(pc+2);
|
nkeynes@408 | 1424 | exit_block( disp + pc + 4, pc+4 );
|
nkeynes@408 | 1425 | // not taken
|
nkeynes@408 | 1426 | *patch = (xlat_output - ((uint8_t *)patch)) - 4;
|
nkeynes@526 | 1427 | sh4_translate_instruction(pc+2);
|
nkeynes@408 | 1428 | return 4;
|
nkeynes@374 | 1429 | }
|
nkeynes@374 | 1430 | :}
|
nkeynes@374 | 1431 | JMP @Rn {:
|
nkeynes@374 | 1432 | if( sh4_x86.in_delay_slot ) {
|
nkeynes@374 | 1433 | SLOTILLEGAL();
|
nkeynes@374 | 1434 | } else {
|
nkeynes@408 | 1435 | load_reg( R_ECX, Rn );
|
nkeynes@408 | 1436 | store_spreg( R_ECX, REG_OFFSET(pc) );
|
nkeynes@374 | 1437 | sh4_x86.in_delay_slot = TRUE;
|
nkeynes@526 | 1438 | sh4_translate_instruction(pc+2);
|
nkeynes@408 | 1439 | exit_block_pcset(pc+2);
|
nkeynes@409 | 1440 | sh4_x86.branch_taken = TRUE;
|
nkeynes@408 | 1441 | return 4;
|
nkeynes@374 | 1442 | }
|
nkeynes@374 | 1443 | :}
|
nkeynes@374 | 1444 | JSR @Rn {:
|
nkeynes@374 | 1445 | if( sh4_x86.in_delay_slot ) {
|
nkeynes@374 | 1446 | SLOTILLEGAL();
|
nkeynes@374 | 1447 | } else {
|
nkeynes@374 | 1448 | load_imm32( R_EAX, pc + 4 );
|
nkeynes@374 | 1449 | store_spreg( R_EAX, R_PR );
|
nkeynes@408 | 1450 | load_reg( R_ECX, Rn );
|
nkeynes@408 | 1451 | store_spreg( R_ECX, REG_OFFSET(pc) );
|
nkeynes@374 | 1452 | sh4_x86.in_delay_slot = TRUE;
|
nkeynes@526 | 1453 | sh4_translate_instruction(pc+2);
|
nkeynes@408 | 1454 | exit_block_pcset(pc+2);
|
nkeynes@409 | 1455 | sh4_x86.branch_taken = TRUE;
|
nkeynes@408 | 1456 | return 4;
|
nkeynes@374 | 1457 | }
|
nkeynes@374 | 1458 | :}
|
nkeynes@374 | 1459 | RTE {:
|
nkeynes@374 | 1460 | if( sh4_x86.in_delay_slot ) {
|
nkeynes@374 | 1461 | SLOTILLEGAL();
|
nkeynes@374 | 1462 | } else {
|
nkeynes@408 | 1463 | check_priv();
|
nkeynes@408 | 1464 | load_spreg( R_ECX, R_SPC );
|
nkeynes@408 | 1465 | store_spreg( R_ECX, REG_OFFSET(pc) );
|
nkeynes@374 | 1466 | load_spreg( R_EAX, R_SSR );
|
nkeynes@374 | 1467 | call_func1( sh4_write_sr, R_EAX );
|
nkeynes@374 | 1468 | sh4_x86.in_delay_slot = TRUE;
|
nkeynes@377 | 1469 | sh4_x86.priv_checked = FALSE;
|
nkeynes@377 | 1470 | sh4_x86.fpuen_checked = FALSE;
|
nkeynes@417 | 1471 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@526 | 1472 | sh4_translate_instruction(pc+2);
|
nkeynes@408 | 1473 | exit_block_pcset(pc+2);
|
nkeynes@409 | 1474 | sh4_x86.branch_taken = TRUE;
|
nkeynes@408 | 1475 | return 4;
|
nkeynes@374 | 1476 | }
|
nkeynes@374 | 1477 | :}
|
nkeynes@374 | 1478 | RTS {:
|
nkeynes@374 | 1479 | if( sh4_x86.in_delay_slot ) {
|
nkeynes@374 | 1480 | SLOTILLEGAL();
|
nkeynes@374 | 1481 | } else {
|
nkeynes@408 | 1482 | load_spreg( R_ECX, R_PR );
|
nkeynes@408 | 1483 | store_spreg( R_ECX, REG_OFFSET(pc) );
|
nkeynes@374 | 1484 | sh4_x86.in_delay_slot = TRUE;
|
nkeynes@526 | 1485 | sh4_translate_instruction(pc+2);
|
nkeynes@408 | 1486 | exit_block_pcset(pc+2);
|
nkeynes@409 | 1487 | sh4_x86.branch_taken = TRUE;
|
nkeynes@408 | 1488 | return 4;
|
nkeynes@374 | 1489 | }
|
nkeynes@374 | 1490 | :}
|
nkeynes@374 | 1491 | TRAPA #imm {:
|
nkeynes@374 | 1492 | if( sh4_x86.in_delay_slot ) {
|
nkeynes@374 | 1493 | SLOTILLEGAL();
|
nkeynes@374 | 1494 | } else {
|
nkeynes@533 | 1495 | load_imm32( R_ECX, pc+2 );
|
nkeynes@533 | 1496 | store_spreg( R_ECX, REG_OFFSET(pc) );
|
nkeynes@527 | 1497 | load_imm32( R_EAX, imm );
|
nkeynes@527 | 1498 | call_func1( sh4_raise_trap, R_EAX );
|
nkeynes@417 | 1499 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@408 | 1500 | exit_block_pcset(pc);
|
nkeynes@409 | 1501 | sh4_x86.branch_taken = TRUE;
|
nkeynes@408 | 1502 | return 2;
|
nkeynes@374 | 1503 | }
|
nkeynes@374 | 1504 | :}
|
nkeynes@374 | 1505 | UNDEF {:
|
nkeynes@374 | 1506 | if( sh4_x86.in_delay_slot ) {
|
nkeynes@382 | 1507 | SLOTILLEGAL();
|
nkeynes@374 | 1508 | } else {
|
nkeynes@416 | 1509 | precheck();
|
nkeynes@386 | 1510 | JMP_exit(EXIT_ILLEGAL);
|
nkeynes@408 | 1511 | return 2;
|
nkeynes@374 | 1512 | }
|
nkeynes@368 | 1513 | :}
|
nkeynes@374 | 1514 |
|
nkeynes@374 | 1515 | CLRMAC {:
|
nkeynes@374 | 1516 | XOR_r32_r32(R_EAX, R_EAX);
|
nkeynes@374 | 1517 | store_spreg( R_EAX, R_MACL );
|
nkeynes@374 | 1518 | store_spreg( R_EAX, R_MACH );
|
nkeynes@417 | 1519 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@368 | 1520 | :}
|
nkeynes@374 | 1521 | CLRS {:
|
nkeynes@374 | 1522 | CLC();
|
nkeynes@374 | 1523 | SETC_sh4r(R_S);
|
nkeynes@417 | 1524 | sh4_x86.tstate = TSTATE_C;
|
nkeynes@368 | 1525 | :}
|
nkeynes@374 | 1526 | CLRT {:
|
nkeynes@374 | 1527 | CLC();
|
nkeynes@374 | 1528 | SETC_t();
|
nkeynes@417 | 1529 | sh4_x86.tstate = TSTATE_C;
|
nkeynes@359 | 1530 | :}
|
nkeynes@374 | 1531 | SETS {:
|
nkeynes@374 | 1532 | STC();
|
nkeynes@374 | 1533 | SETC_sh4r(R_S);
|
nkeynes@417 | 1534 | sh4_x86.tstate = TSTATE_C;
|
nkeynes@359 | 1535 | :}
|
nkeynes@374 | 1536 | SETT {:
|
nkeynes@374 | 1537 | STC();
|
nkeynes@374 | 1538 | SETC_t();
|
nkeynes@417 | 1539 | sh4_x86.tstate = TSTATE_C;
|
nkeynes@374 | 1540 | :}
|
nkeynes@359 | 1541 |
|
nkeynes@375 | 1542 | /* Floating point moves */
|
nkeynes@375 | 1543 | FMOV FRm, FRn {:
|
nkeynes@375 | 1544 | /* As horrible as this looks, it's actually covering 5 separate cases:
|
nkeynes@375 | 1545 | * 1. 32-bit fr-to-fr (PR=0)
|
nkeynes@375 | 1546 | * 2. 64-bit dr-to-dr (PR=1, FRm&1 == 0, FRn&1 == 0 )
|
nkeynes@375 | 1547 | * 3. 64-bit dr-to-xd (PR=1, FRm&1 == 0, FRn&1 == 1 )
|
nkeynes@375 | 1548 | * 4. 64-bit xd-to-dr (PR=1, FRm&1 == 1, FRn&1 == 0 )
|
nkeynes@375 | 1549 | * 5. 64-bit xd-to-xd (PR=1, FRm&1 == 1, FRn&1 == 1 )
|
nkeynes@375 | 1550 | */
|
nkeynes@377 | 1551 | check_fpuen();
|
nkeynes@375 | 1552 | load_spreg( R_ECX, R_FPSCR );
|
nkeynes@377 | 1553 | load_fr_bank( R_EDX );
|
nkeynes@375 | 1554 | TEST_imm32_r32( FPSCR_SZ, R_ECX );
|
nkeynes@380 | 1555 | JNE_rel8(8, doublesize);
|
nkeynes@375 | 1556 | load_fr( R_EDX, R_EAX, FRm ); // PR=0 branch
|
nkeynes@375 | 1557 | store_fr( R_EDX, R_EAX, FRn );
|
nkeynes@375 | 1558 | if( FRm&1 ) {
|
nkeynes@386 | 1559 | JMP_rel8(24, end);
|
nkeynes@380 | 1560 | JMP_TARGET(doublesize);
|
nkeynes@375 | 1561 | load_xf_bank( R_ECX );
|
nkeynes@375 | 1562 | load_fr( R_ECX, R_EAX, FRm-1 );
|
nkeynes@375 | 1563 | if( FRn&1 ) {
|
nkeynes@375 | 1564 | load_fr( R_ECX, R_EDX, FRm );
|
nkeynes@375 | 1565 | store_fr( R_ECX, R_EAX, FRn-1 );
|
nkeynes@375 | 1566 | store_fr( R_ECX, R_EDX, FRn );
|
nkeynes@375 | 1567 | } else /* FRn&1 == 0 */ {
|
nkeynes@375 | 1568 | load_fr( R_ECX, R_ECX, FRm );
|
nkeynes@388 | 1569 | store_fr( R_EDX, R_EAX, FRn );
|
nkeynes@388 | 1570 | store_fr( R_EDX, R_ECX, FRn+1 );
|
nkeynes@375 | 1571 | }
|
nkeynes@380 | 1572 | JMP_TARGET(end);
|
nkeynes@375 | 1573 | } else /* FRm&1 == 0 */ {
|
nkeynes@375 | 1574 | if( FRn&1 ) {
|
nkeynes@386 | 1575 | JMP_rel8(24, end);
|
nkeynes@375 | 1576 | load_xf_bank( R_ECX );
|
nkeynes@375 | 1577 | load_fr( R_EDX, R_EAX, FRm );
|
nkeynes@375 | 1578 | load_fr( R_EDX, R_EDX, FRm+1 );
|
nkeynes@375 | 1579 | store_fr( R_ECX, R_EAX, FRn-1 );
|
nkeynes@375 | 1580 | store_fr( R_ECX, R_EDX, FRn );
|
nkeynes@380 | 1581 | JMP_TARGET(end);
|
nkeynes@375 | 1582 | } else /* FRn&1 == 0 */ {
|
nkeynes@380 | 1583 | JMP_rel8(12, end);
|
nkeynes@375 | 1584 | load_fr( R_EDX, R_EAX, FRm );
|
nkeynes@375 | 1585 | load_fr( R_EDX, R_ECX, FRm+1 );
|
nkeynes@375 | 1586 | store_fr( R_EDX, R_EAX, FRn );
|
nkeynes@375 | 1587 | store_fr( R_EDX, R_ECX, FRn+1 );
|
nkeynes@380 | 1588 | JMP_TARGET(end);
|
nkeynes@375 | 1589 | }
|
nkeynes@375 | 1590 | }
|
nkeynes@417 | 1591 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@375 | 1592 | :}
|
nkeynes@416 | 1593 | FMOV FRm, @Rn {:
|
nkeynes@416 | 1594 | precheck();
|
nkeynes@416 | 1595 | check_fpuen_no_precheck();
|
nkeynes@416 | 1596 | load_reg( R_ECX, Rn );
|
nkeynes@416 | 1597 | check_walign32( R_ECX );
|
nkeynes@416 | 1598 | load_spreg( R_EDX, R_FPSCR );
|
nkeynes@416 | 1599 | TEST_imm32_r32( FPSCR_SZ, R_EDX );
|
nkeynes@527 | 1600 | JNE_rel8(8 + CALL_FUNC2_SIZE, doublesize);
|
nkeynes@416 | 1601 | load_fr_bank( R_EDX );
|
nkeynes@416 | 1602 | load_fr( R_EDX, R_EAX, FRm );
|
nkeynes@416 | 1603 | MEM_WRITE_LONG( R_ECX, R_EAX ); // 12
|
nkeynes@375 | 1604 | if( FRm&1 ) {
|
nkeynes@527 | 1605 | JMP_rel8( 18 + MEM_WRITE_DOUBLE_SIZE, end );
|
nkeynes@380 | 1606 | JMP_TARGET(doublesize);
|
nkeynes@416 | 1607 | load_xf_bank( R_EDX );
|
nkeynes@416 | 1608 | load_fr( R_EDX, R_EAX, FRm&0x0E );
|
nkeynes@416 | 1609 | load_fr( R_EDX, R_EDX, FRm|0x01 );
|
nkeynes@416 | 1610 | MEM_WRITE_DOUBLE( R_ECX, R_EAX, R_EDX );
|
nkeynes@380 | 1611 | JMP_TARGET(end);
|
nkeynes@375 | 1612 | } else {
|
nkeynes@527 | 1613 | JMP_rel8( 9 + MEM_WRITE_DOUBLE_SIZE, end );
|
nkeynes@380 | 1614 | JMP_TARGET(doublesize);
|
nkeynes@416 | 1615 | load_fr_bank( R_EDX );
|
nkeynes@416 | 1616 | load_fr( R_EDX, R_EAX, FRm&0x0E );
|
nkeynes@416 | 1617 | load_fr( R_EDX, R_EDX, FRm|0x01 );
|
nkeynes@416 | 1618 | MEM_WRITE_DOUBLE( R_ECX, R_EAX, R_EDX );
|
nkeynes@380 | 1619 | JMP_TARGET(end);
|
nkeynes@375 | 1620 | }
|
nkeynes@417 | 1621 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@375 | 1622 | :}
|
nkeynes@375 | 1623 | FMOV @Rm, FRn {:
|
nkeynes@416 | 1624 | precheck();
|
nkeynes@416 | 1625 | check_fpuen_no_precheck();
|
nkeynes@416 | 1626 | load_reg( R_ECX, Rm );
|
nkeynes@416 | 1627 | check_ralign32( R_ECX );
|
nkeynes@416 | 1628 | load_spreg( R_EDX, R_FPSCR );
|
nkeynes@416 | 1629 | TEST_imm32_r32( FPSCR_SZ, R_EDX );
|
nkeynes@527 | 1630 | JNE_rel8(8 + CALL_FUNC1_SIZE, doublesize);
|
nkeynes@416 | 1631 | MEM_READ_LONG( R_ECX, R_EAX );
|
nkeynes@416 | 1632 | load_fr_bank( R_EDX );
|
nkeynes@416 | 1633 | store_fr( R_EDX, R_EAX, FRn );
|
nkeynes@375 | 1634 | if( FRn&1 ) {
|
nkeynes@527 | 1635 | JMP_rel8(21 + MEM_READ_DOUBLE_SIZE, end);
|
nkeynes@380 | 1636 | JMP_TARGET(doublesize);
|
nkeynes@416 | 1637 | MEM_READ_DOUBLE( R_ECX, R_EAX, R_ECX );
|
nkeynes@416 | 1638 | load_spreg( R_EDX, R_FPSCR ); // assume read_long clobbered it
|
nkeynes@416 | 1639 | load_xf_bank( R_EDX );
|
nkeynes@416 | 1640 | store_fr( R_EDX, R_EAX, FRn&0x0E );
|
nkeynes@416 | 1641 | store_fr( R_EDX, R_ECX, FRn|0x01 );
|
nkeynes@380 | 1642 | JMP_TARGET(end);
|
nkeynes@375 | 1643 | } else {
|
nkeynes@527 | 1644 | JMP_rel8(9 + MEM_READ_DOUBLE_SIZE, end);
|
nkeynes@380 | 1645 | JMP_TARGET(doublesize);
|
nkeynes@416 | 1646 | MEM_READ_DOUBLE( R_ECX, R_EAX, R_ECX );
|
nkeynes@416 | 1647 | load_fr_bank( R_EDX );
|
nkeynes@416 | 1648 | store_fr( R_EDX, R_EAX, FRn&0x0E );
|
nkeynes@416 | 1649 | store_fr( R_EDX, R_ECX, FRn|0x01 );
|
nkeynes@380 | 1650 | JMP_TARGET(end);
|
nkeynes@375 | 1651 | }
|
nkeynes@417 | 1652 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@375 | 1653 | :}
|
nkeynes@377 | 1654 | FMOV FRm, @-Rn {:
|
nkeynes@416 | 1655 | precheck();
|
nkeynes@416 | 1656 | check_fpuen_no_precheck();
|
nkeynes@416 | 1657 | load_reg( R_ECX, Rn );
|
nkeynes@416 | 1658 | check_walign32( R_ECX );
|
nkeynes@416 | 1659 | load_spreg( R_EDX, R_FPSCR );
|
nkeynes@416 | 1660 | TEST_imm32_r32( FPSCR_SZ, R_EDX );
|
nkeynes@527 | 1661 | JNE_rel8(14 + CALL_FUNC2_SIZE, doublesize);
|
nkeynes@416 | 1662 | load_fr_bank( R_EDX );
|
nkeynes@416 | 1663 | load_fr( R_EDX, R_EAX, FRm );
|
nkeynes@416 | 1664 | ADD_imm8s_r32(-4,R_ECX);
|
nkeynes@416 | 1665 | store_reg( R_ECX, Rn );
|
nkeynes@416 | 1666 | MEM_WRITE_LONG( R_ECX, R_EAX ); // 12
|
nkeynes@377 | 1667 | if( FRm&1 ) {
|
nkeynes@527 | 1668 | JMP_rel8( 24 + MEM_WRITE_DOUBLE_SIZE, end );
|
nkeynes@380 | 1669 | JMP_TARGET(doublesize);
|
nkeynes@416 | 1670 | load_xf_bank( R_EDX );
|
nkeynes@416 | 1671 | load_fr( R_EDX, R_EAX, FRm&0x0E );
|
nkeynes@416 | 1672 | load_fr( R_EDX, R_EDX, FRm|0x01 );
|
nkeynes@416 | 1673 | ADD_imm8s_r32(-8,R_ECX);
|
nkeynes@416 | 1674 | store_reg( R_ECX, Rn );
|
nkeynes@416 | 1675 | MEM_WRITE_DOUBLE( R_ECX, R_EAX, R_EDX );
|
nkeynes@380 | 1676 | JMP_TARGET(end);
|
nkeynes@377 | 1677 | } else {
|
nkeynes@527 | 1678 | JMP_rel8( 15 + MEM_WRITE_DOUBLE_SIZE, end );
|
nkeynes@380 | 1679 | JMP_TARGET(doublesize);
|
nkeynes@416 | 1680 | load_fr_bank( R_EDX );
|
nkeynes@416 | 1681 | load_fr( R_EDX, R_EAX, FRm&0x0E );
|
nkeynes@416 | 1682 | load_fr( R_EDX, R_EDX, FRm|0x01 );
|
nkeynes@416 | 1683 | ADD_imm8s_r32(-8,R_ECX);
|
nkeynes@416 | 1684 | store_reg( R_ECX, Rn );
|
nkeynes@416 | 1685 | MEM_WRITE_DOUBLE( R_ECX, R_EAX, R_EDX );
|
nkeynes@380 | 1686 | JMP_TARGET(end);
|
nkeynes@377 | 1687 | }
|
nkeynes@417 | 1688 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@377 | 1689 | :}
|
nkeynes@416 | 1690 | FMOV @Rm+, FRn {:
|
nkeynes@416 | 1691 | precheck();
|
nkeynes@416 | 1692 | check_fpuen_no_precheck();
|
nkeynes@416 | 1693 | load_reg( R_ECX, Rm );
|
nkeynes@416 | 1694 | check_ralign32( R_ECX );
|
nkeynes@416 | 1695 | MOV_r32_r32( R_ECX, R_EAX );
|
nkeynes@416 | 1696 | load_spreg( R_EDX, R_FPSCR );
|
nkeynes@416 | 1697 | TEST_imm32_r32( FPSCR_SZ, R_EDX );
|
nkeynes@527 | 1698 | JNE_rel8(14 + CALL_FUNC1_SIZE, doublesize);
|
nkeynes@377 | 1699 | ADD_imm8s_r32( 4, R_EAX );
|
nkeynes@377 | 1700 | store_reg( R_EAX, Rm );
|
nkeynes@416 | 1701 | MEM_READ_LONG( R_ECX, R_EAX );
|
nkeynes@416 | 1702 | load_fr_bank( R_EDX );
|
nkeynes@416 | 1703 | store_fr( R_EDX, R_EAX, FRn );
|
nkeynes@377 | 1704 | if( FRn&1 ) {
|
nkeynes@527 | 1705 | JMP_rel8(27 + MEM_READ_DOUBLE_SIZE, end);
|
nkeynes@380 | 1706 | JMP_TARGET(doublesize);
|
nkeynes@377 | 1707 | ADD_imm8s_r32( 8, R_EAX );
|
nkeynes@377 | 1708 | store_reg(R_EAX, Rm);
|
nkeynes@416 | 1709 | MEM_READ_DOUBLE( R_ECX, R_EAX, R_ECX );
|
nkeynes@416 | 1710 | load_spreg( R_EDX, R_FPSCR ); // assume read_long clobbered it
|
nkeynes@416 | 1711 | load_xf_bank( R_EDX );
|
nkeynes@416 | 1712 | store_fr( R_EDX, R_EAX, FRn&0x0E );
|
nkeynes@416 | 1713 | store_fr( R_EDX, R_ECX, FRn|0x01 );
|
nkeynes@380 | 1714 | JMP_TARGET(end);
|
nkeynes@377 | 1715 | } else {
|
nkeynes@527 | 1716 | JMP_rel8(15 + MEM_READ_DOUBLE_SIZE, end);
|
nkeynes@377 | 1717 | ADD_imm8s_r32( 8, R_EAX );
|
nkeynes@377 | 1718 | store_reg(R_EAX, Rm);
|
nkeynes@416 | 1719 | MEM_READ_DOUBLE( R_ECX, R_EAX, R_ECX );
|
nkeynes@416 | 1720 | load_fr_bank( R_EDX );
|
nkeynes@416 | 1721 | store_fr( R_EDX, R_EAX, FRn&0x0E );
|
nkeynes@416 | 1722 | store_fr( R_EDX, R_ECX, FRn|0x01 );
|
nkeynes@380 | 1723 | JMP_TARGET(end);
|
nkeynes@377 | 1724 | }
|
nkeynes@417 | 1725 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@377 | 1726 | :}
|
nkeynes@377 | 1727 | FMOV FRm, @(R0, Rn) {:
|
nkeynes@416 | 1728 | precheck();
|
nkeynes@416 | 1729 | check_fpuen_no_precheck();
|
nkeynes@416 | 1730 | load_reg( R_ECX, Rn );
|
nkeynes@416 | 1731 | ADD_sh4r_r32( REG_OFFSET(r[0]), R_ECX );
|
nkeynes@416 | 1732 | check_walign32( R_ECX );
|
nkeynes@416 | 1733 | load_spreg( R_EDX, R_FPSCR );
|
nkeynes@416 | 1734 | TEST_imm32_r32( FPSCR_SZ, R_EDX );
|
nkeynes@527 | 1735 | JNE_rel8(8 + CALL_FUNC2_SIZE, doublesize);
|
nkeynes@416 | 1736 | load_fr_bank( R_EDX );
|
nkeynes@416 | 1737 | load_fr( R_EDX, R_EAX, FRm );
|
nkeynes@416 | 1738 | MEM_WRITE_LONG( R_ECX, R_EAX ); // 12
|
nkeynes@377 | 1739 | if( FRm&1 ) {
|
nkeynes@527 | 1740 | JMP_rel8( 18 + MEM_WRITE_DOUBLE_SIZE, end );
|
nkeynes@380 | 1741 | JMP_TARGET(doublesize);
|
nkeynes@416 | 1742 | load_xf_bank( R_EDX );
|
nkeynes@416 | 1743 | load_fr( R_EDX, R_EAX, FRm&0x0E );
|
nkeynes@416 | 1744 | load_fr( R_EDX, R_EDX, FRm|0x01 );
|
nkeynes@416 | 1745 | MEM_WRITE_DOUBLE( R_ECX, R_EAX, R_EDX );
|
nkeynes@380 | 1746 | JMP_TARGET(end);
|
nkeynes@377 | 1747 | } else {
|
nkeynes@527 | 1748 | JMP_rel8( 9 + MEM_WRITE_DOUBLE_SIZE, end );
|
nkeynes@380 | 1749 | JMP_TARGET(doublesize);
|
nkeynes@416 | 1750 | load_fr_bank( R_EDX );
|
nkeynes@416 | 1751 | load_fr( R_EDX, R_EAX, FRm&0x0E );
|
nkeynes@416 | 1752 | load_fr( R_EDX, R_EDX, FRm|0x01 );
|
nkeynes@416 | 1753 | MEM_WRITE_DOUBLE( R_ECX, R_EAX, R_EDX );
|
nkeynes@380 | 1754 | JMP_TARGET(end);
|
nkeynes@377 | 1755 | }
|
nkeynes@417 | 1756 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@377 | 1757 | :}
|
nkeynes@377 | 1758 | FMOV @(R0, Rm), FRn {:
|
nkeynes@416 | 1759 | precheck();
|
nkeynes@416 | 1760 | check_fpuen_no_precheck();
|
nkeynes@416 | 1761 | load_reg( R_ECX, Rm );
|
nkeynes@416 | 1762 | ADD_sh4r_r32( REG_OFFSET(r[0]), R_ECX );
|
nkeynes@416 | 1763 | check_ralign32( R_ECX );
|
nkeynes@416 | 1764 | load_spreg( R_EDX, R_FPSCR );
|
nkeynes@416 | 1765 | TEST_imm32_r32( FPSCR_SZ, R_EDX );
|
nkeynes@527 | 1766 | JNE_rel8(8 + CALL_FUNC1_SIZE, doublesize);
|
nkeynes@416 | 1767 | MEM_READ_LONG( R_ECX, R_EAX );
|
nkeynes@416 | 1768 | load_fr_bank( R_EDX );
|
nkeynes@416 | 1769 | store_fr( R_EDX, R_EAX, FRn );
|
nkeynes@377 | 1770 | if( FRn&1 ) {
|
nkeynes@527 | 1771 | JMP_rel8(21 + MEM_READ_DOUBLE_SIZE, end);
|
nkeynes@380 | 1772 | JMP_TARGET(doublesize);
|
nkeynes@416 | 1773 | MEM_READ_DOUBLE( R_ECX, R_EAX, R_ECX );
|
nkeynes@416 | 1774 | load_spreg( R_EDX, R_FPSCR ); // assume read_long clobbered it
|
nkeynes@416 | 1775 | load_xf_bank( R_EDX );
|
nkeynes@416 | 1776 | store_fr( R_EDX, R_EAX, FRn&0x0E );
|
nkeynes@416 | 1777 | store_fr( R_EDX, R_ECX, FRn|0x01 );
|
nkeynes@380 | 1778 | JMP_TARGET(end);
|
nkeynes@377 | 1779 | } else {
|
nkeynes@527 | 1780 | JMP_rel8(9 + MEM_READ_DOUBLE_SIZE, end);
|
nkeynes@380 | 1781 | JMP_TARGET(doublesize);
|
nkeynes@416 | 1782 | MEM_READ_DOUBLE( R_ECX, R_EAX, R_ECX );
|
nkeynes@416 | 1783 | load_fr_bank( R_EDX );
|
nkeynes@416 | 1784 | store_fr( R_EDX, R_EAX, FRn&0x0E );
|
nkeynes@416 | 1785 | store_fr( R_EDX, R_ECX, FRn|0x01 );
|
nkeynes@380 | 1786 | JMP_TARGET(end);
|
nkeynes@377 | 1787 | }
|
nkeynes@417 | 1788 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@377 | 1789 | :}
|
nkeynes@377 | 1790 | FLDI0 FRn {: /* IFF PR=0 */
|
nkeynes@377 | 1791 | check_fpuen();
|
nkeynes@377 | 1792 | load_spreg( R_ECX, R_FPSCR );
|
nkeynes@377 | 1793 | TEST_imm32_r32( FPSCR_PR, R_ECX );
|
nkeynes@380 | 1794 | JNE_rel8(8, end);
|
nkeynes@377 | 1795 | XOR_r32_r32( R_EAX, R_EAX );
|
nkeynes@377 | 1796 | load_spreg( R_ECX, REG_OFFSET(fr_bank) );
|
nkeynes@377 | 1797 | store_fr( R_ECX, R_EAX, FRn );
|
nkeynes@380 | 1798 | JMP_TARGET(end);
|
nkeynes@417 | 1799 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@377 | 1800 | :}
|
nkeynes@377 | 1801 | FLDI1 FRn {: /* IFF PR=0 */
|
nkeynes@377 | 1802 | check_fpuen();
|
nkeynes@377 | 1803 | load_spreg( R_ECX, R_FPSCR );
|
nkeynes@377 | 1804 | TEST_imm32_r32( FPSCR_PR, R_ECX );
|
nkeynes@380 | 1805 | JNE_rel8(11, end);
|
nkeynes@377 | 1806 | load_imm32(R_EAX, 0x3F800000);
|
nkeynes@377 | 1807 | load_spreg( R_ECX, REG_OFFSET(fr_bank) );
|
nkeynes@377 | 1808 | store_fr( R_ECX, R_EAX, FRn );
|
nkeynes@380 | 1809 | JMP_TARGET(end);
|
nkeynes@417 | 1810 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@377 | 1811 | :}
|
nkeynes@377 | 1812 |
|
nkeynes@377 | 1813 | FLOAT FPUL, FRn {:
|
nkeynes@377 | 1814 | check_fpuen();
|
nkeynes@377 | 1815 | load_spreg( R_ECX, R_FPSCR );
|
nkeynes@377 | 1816 | load_spreg(R_EDX, REG_OFFSET(fr_bank));
|
nkeynes@377 | 1817 | FILD_sh4r(R_FPUL);
|
nkeynes@377 | 1818 | TEST_imm32_r32( FPSCR_PR, R_ECX );
|
nkeynes@380 | 1819 | JNE_rel8(5, doubleprec);
|
nkeynes@377 | 1820 | pop_fr( R_EDX, FRn );
|
nkeynes@380 | 1821 | JMP_rel8(3, end);
|
nkeynes@380 | 1822 | JMP_TARGET(doubleprec);
|
nkeynes@377 | 1823 | pop_dr( R_EDX, FRn );
|
nkeynes@380 | 1824 | JMP_TARGET(end);
|
nkeynes@417 | 1825 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@377 | 1826 | :}
|
nkeynes@377 | 1827 | FTRC FRm, FPUL {:
|
nkeynes@377 | 1828 | check_fpuen();
|
nkeynes@388 | 1829 | load_spreg( R_ECX, R_FPSCR );
|
nkeynes@388 | 1830 | load_fr_bank( R_EDX );
|
nkeynes@388 | 1831 | TEST_imm32_r32( FPSCR_PR, R_ECX );
|
nkeynes@388 | 1832 | JNE_rel8(5, doubleprec);
|
nkeynes@388 | 1833 | push_fr( R_EDX, FRm );
|
nkeynes@388 | 1834 | JMP_rel8(3, doop);
|
nkeynes@388 | 1835 | JMP_TARGET(doubleprec);
|
nkeynes@388 | 1836 | push_dr( R_EDX, FRm );
|
nkeynes@388 | 1837 | JMP_TARGET( doop );
|
nkeynes@388 | 1838 | load_imm32( R_ECX, (uint32_t)&max_int );
|
nkeynes@388 | 1839 | FILD_r32ind( R_ECX );
|
nkeynes@388 | 1840 | FCOMIP_st(1);
|
nkeynes@394 | 1841 | JNA_rel8( 32, sat );
|
nkeynes@388 | 1842 | load_imm32( R_ECX, (uint32_t)&min_int ); // 5
|
nkeynes@388 | 1843 | FILD_r32ind( R_ECX ); // 2
|
nkeynes@388 | 1844 | FCOMIP_st(1); // 2
|
nkeynes@394 | 1845 | JAE_rel8( 21, sat2 ); // 2
|
nkeynes@394 | 1846 | load_imm32( R_EAX, (uint32_t)&save_fcw );
|
nkeynes@394 | 1847 | FNSTCW_r32ind( R_EAX );
|
nkeynes@394 | 1848 | load_imm32( R_EDX, (uint32_t)&trunc_fcw );
|
nkeynes@394 | 1849 | FLDCW_r32ind( R_EDX );
|
nkeynes@388 | 1850 | FISTP_sh4r(R_FPUL); // 3
|
nkeynes@394 | 1851 | FLDCW_r32ind( R_EAX );
|
nkeynes@388 | 1852 | JMP_rel8( 9, end ); // 2
|
nkeynes@388 | 1853 |
|
nkeynes@388 | 1854 | JMP_TARGET(sat);
|
nkeynes@388 | 1855 | JMP_TARGET(sat2);
|
nkeynes@388 | 1856 | MOV_r32ind_r32( R_ECX, R_ECX ); // 2
|
nkeynes@388 | 1857 | store_spreg( R_ECX, R_FPUL );
|
nkeynes@388 | 1858 | FPOP_st();
|
nkeynes@388 | 1859 | JMP_TARGET(end);
|
nkeynes@417 | 1860 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@377 | 1861 | :}
|
nkeynes@377 | 1862 | FLDS FRm, FPUL {:
|
nkeynes@377 | 1863 | check_fpuen();
|
nkeynes@377 | 1864 | load_fr_bank( R_ECX );
|
nkeynes@377 | 1865 | load_fr( R_ECX, R_EAX, FRm );
|
nkeynes@377 | 1866 | store_spreg( R_EAX, R_FPUL );
|
nkeynes@417 | 1867 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@377 | 1868 | :}
|
nkeynes@377 | 1869 | FSTS FPUL, FRn {:
|
nkeynes@377 | 1870 | check_fpuen();
|
nkeynes@377 | 1871 | load_fr_bank( R_ECX );
|
nkeynes@377 | 1872 | load_spreg( R_EAX, R_FPUL );
|
nkeynes@377 | 1873 | store_fr( R_ECX, R_EAX, FRn );
|
nkeynes@417 | 1874 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@377 | 1875 | :}
|
nkeynes@377 | 1876 | FCNVDS FRm, FPUL {:
|
nkeynes@377 | 1877 | check_fpuen();
|
nkeynes@377 | 1878 | load_spreg( R_ECX, R_FPSCR );
|
nkeynes@377 | 1879 | TEST_imm32_r32( FPSCR_PR, R_ECX );
|
nkeynes@380 | 1880 | JE_rel8(9, end); // only when PR=1
|
nkeynes@377 | 1881 | load_fr_bank( R_ECX );
|
nkeynes@377 | 1882 | push_dr( R_ECX, FRm );
|
nkeynes@377 | 1883 | pop_fpul();
|
nkeynes@380 | 1884 | JMP_TARGET(end);
|
nkeynes@417 | 1885 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@377 | 1886 | :}
|
nkeynes@377 | 1887 | FCNVSD FPUL, FRn {:
|
nkeynes@377 | 1888 | check_fpuen();
|
nkeynes@377 | 1889 | load_spreg( R_ECX, R_FPSCR );
|
nkeynes@377 | 1890 | TEST_imm32_r32( FPSCR_PR, R_ECX );
|
nkeynes@380 | 1891 | JE_rel8(9, end); // only when PR=1
|
nkeynes@377 | 1892 | load_fr_bank( R_ECX );
|
nkeynes@377 | 1893 | push_fpul();
|
nkeynes@377 | 1894 | pop_dr( R_ECX, FRn );
|
nkeynes@380 | 1895 | JMP_TARGET(end);
|
nkeynes@417 | 1896 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@377 | 1897 | :}
|
nkeynes@375 | 1898 |
|
nkeynes@359 | 1899 | /* Floating point instructions */
|
nkeynes@374 | 1900 | FABS FRn {:
|
nkeynes@377 | 1901 | check_fpuen();
|
nkeynes@374 | 1902 | load_spreg( R_ECX, R_FPSCR );
|
nkeynes@377 | 1903 | load_fr_bank( R_EDX );
|
nkeynes@374 | 1904 | TEST_imm32_r32( FPSCR_PR, R_ECX );
|
nkeynes@380 | 1905 | JNE_rel8(10, doubleprec);
|
nkeynes@374 | 1906 | push_fr(R_EDX, FRn); // 3
|
nkeynes@374 | 1907 | FABS_st0(); // 2
|
nkeynes@374 | 1908 | pop_fr( R_EDX, FRn); //3
|
nkeynes@380 | 1909 | JMP_rel8(8,end); // 2
|
nkeynes@380 | 1910 | JMP_TARGET(doubleprec);
|
nkeynes@374 | 1911 | push_dr(R_EDX, FRn);
|
nkeynes@374 | 1912 | FABS_st0();
|
nkeynes@374 | 1913 | pop_dr(R_EDX, FRn);
|
nkeynes@380 | 1914 | JMP_TARGET(end);
|
nkeynes@417 | 1915 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@374 | 1916 | :}
|
nkeynes@377 | 1917 | FADD FRm, FRn {:
|
nkeynes@377 | 1918 | check_fpuen();
|
nkeynes@375 | 1919 | load_spreg( R_ECX, R_FPSCR );
|
nkeynes@375 | 1920 | TEST_imm32_r32( FPSCR_PR, R_ECX );
|
nkeynes@377 | 1921 | load_fr_bank( R_EDX );
|
nkeynes@380 | 1922 | JNE_rel8(13,doubleprec);
|
nkeynes@377 | 1923 | push_fr(R_EDX, FRm);
|
nkeynes@377 | 1924 | push_fr(R_EDX, FRn);
|
nkeynes@377 | 1925 | FADDP_st(1);
|
nkeynes@377 | 1926 | pop_fr(R_EDX, FRn);
|
nkeynes@380 | 1927 | JMP_rel8(11,end);
|
nkeynes@380 | 1928 | JMP_TARGET(doubleprec);
|
nkeynes@377 | 1929 | push_dr(R_EDX, FRm);
|
nkeynes@377 | 1930 | push_dr(R_EDX, FRn);
|
nkeynes@377 | 1931 | FADDP_st(1);
|
nkeynes@377 | 1932 | pop_dr(R_EDX, FRn);
|
nkeynes@380 | 1933 | JMP_TARGET(end);
|
nkeynes@417 | 1934 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@375 | 1935 | :}
|
nkeynes@377 | 1936 | FDIV FRm, FRn {:
|
nkeynes@377 | 1937 | check_fpuen();
|
nkeynes@375 | 1938 | load_spreg( R_ECX, R_FPSCR );
|
nkeynes@375 | 1939 | TEST_imm32_r32( FPSCR_PR, R_ECX );
|
nkeynes@377 | 1940 | load_fr_bank( R_EDX );
|
nkeynes@380 | 1941 | JNE_rel8(13, doubleprec);
|
nkeynes@377 | 1942 | push_fr(R_EDX, FRn);
|
nkeynes@377 | 1943 | push_fr(R_EDX, FRm);
|
nkeynes@377 | 1944 | FDIVP_st(1);
|
nkeynes@377 | 1945 | pop_fr(R_EDX, FRn);
|
nkeynes@380 | 1946 | JMP_rel8(11, end);
|
nkeynes@380 | 1947 | JMP_TARGET(doubleprec);
|
nkeynes@377 | 1948 | push_dr(R_EDX, FRn);
|
nkeynes@377 | 1949 | push_dr(R_EDX, FRm);
|
nkeynes@377 | 1950 | FDIVP_st(1);
|
nkeynes@377 | 1951 | pop_dr(R_EDX, FRn);
|
nkeynes@380 | 1952 | JMP_TARGET(end);
|
nkeynes@417 | 1953 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@375 | 1954 | :}
|
nkeynes@375 | 1955 | FMAC FR0, FRm, FRn {:
|
nkeynes@377 | 1956 | check_fpuen();
|
nkeynes@375 | 1957 | load_spreg( R_ECX, R_FPSCR );
|
nkeynes@375 | 1958 | load_spreg( R_EDX, REG_OFFSET(fr_bank));
|
nkeynes@375 | 1959 | TEST_imm32_r32( FPSCR_PR, R_ECX );
|
nkeynes@380 | 1960 | JNE_rel8(18, doubleprec);
|
nkeynes@375 | 1961 | push_fr( R_EDX, 0 );
|
nkeynes@375 | 1962 | push_fr( R_EDX, FRm );
|
nkeynes@375 | 1963 | FMULP_st(1);
|
nkeynes@375 | 1964 | push_fr( R_EDX, FRn );
|
nkeynes@375 | 1965 | FADDP_st(1);
|
nkeynes@375 | 1966 | pop_fr( R_EDX, FRn );
|
nkeynes@380 | 1967 | JMP_rel8(16, end);
|
nkeynes@380 | 1968 | JMP_TARGET(doubleprec);
|
nkeynes@375 | 1969 | push_dr( R_EDX, 0 );
|
nkeynes@375 | 1970 | push_dr( R_EDX, FRm );
|
nkeynes@375 | 1971 | FMULP_st(1);
|
nkeynes@375 | 1972 | push_dr( R_EDX, FRn );
|
nkeynes@375 | 1973 | FADDP_st(1);
|
nkeynes@375 | 1974 | pop_dr( R_EDX, FRn );
|
nkeynes@380 | 1975 | JMP_TARGET(end);
|
nkeynes@417 | 1976 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@375 | 1977 | :}
|
nkeynes@375 | 1978 |
|
nkeynes@377 | 1979 | FMUL FRm, FRn {:
|
nkeynes@377 | 1980 | check_fpuen();
|
nkeynes@377 | 1981 | load_spreg( R_ECX, R_FPSCR );
|
nkeynes@377 | 1982 | TEST_imm32_r32( FPSCR_PR, R_ECX );
|
nkeynes@377 | 1983 | load_fr_bank( R_EDX );
|
nkeynes@380 | 1984 | JNE_rel8(13, doubleprec);
|
nkeynes@377 | 1985 | push_fr(R_EDX, FRm);
|
nkeynes@377 | 1986 | push_fr(R_EDX, FRn);
|
nkeynes@377 | 1987 | FMULP_st(1);
|
nkeynes@377 | 1988 | pop_fr(R_EDX, FRn);
|
nkeynes@380 | 1989 | JMP_rel8(11, end);
|
nkeynes@380 | 1990 | JMP_TARGET(doubleprec);
|
nkeynes@377 | 1991 | push_dr(R_EDX, FRm);
|
nkeynes@377 | 1992 | push_dr(R_EDX, FRn);
|
nkeynes@377 | 1993 | FMULP_st(1);
|
nkeynes@377 | 1994 | pop_dr(R_EDX, FRn);
|
nkeynes@380 | 1995 | JMP_TARGET(end);
|
nkeynes@417 | 1996 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@377 | 1997 | :}
|
nkeynes@377 | 1998 | FNEG FRn {:
|
nkeynes@377 | 1999 | check_fpuen();
|
nkeynes@377 | 2000 | load_spreg( R_ECX, R_FPSCR );
|
nkeynes@377 | 2001 | TEST_imm32_r32( FPSCR_PR, R_ECX );
|
nkeynes@377 | 2002 | load_fr_bank( R_EDX );
|
nkeynes@380 | 2003 | JNE_rel8(10, doubleprec);
|
nkeynes@377 | 2004 | push_fr(R_EDX, FRn);
|
nkeynes@377 | 2005 | FCHS_st0();
|
nkeynes@377 | 2006 | pop_fr(R_EDX, FRn);
|
nkeynes@380 | 2007 | JMP_rel8(8, end);
|
nkeynes@380 | 2008 | JMP_TARGET(doubleprec);
|
nkeynes@377 | 2009 | push_dr(R_EDX, FRn);
|
nkeynes@377 | 2010 | FCHS_st0();
|
nkeynes@377 | 2011 | pop_dr(R_EDX, FRn);
|
nkeynes@380 | 2012 | JMP_TARGET(end);
|
nkeynes@417 | 2013 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@377 | 2014 | :}
|
nkeynes@377 | 2015 | FSRRA FRn {:
|
nkeynes@377 | 2016 | check_fpuen();
|
nkeynes@377 | 2017 | load_spreg( R_ECX, R_FPSCR );
|
nkeynes@377 | 2018 | TEST_imm32_r32( FPSCR_PR, R_ECX );
|
nkeynes@377 | 2019 | load_fr_bank( R_EDX );
|
nkeynes@380 | 2020 | JNE_rel8(12, end); // PR=0 only
|
nkeynes@377 | 2021 | FLD1_st0();
|
nkeynes@377 | 2022 | push_fr(R_EDX, FRn);
|
nkeynes@377 | 2023 | FSQRT_st0();
|
nkeynes@377 | 2024 | FDIVP_st(1);
|
nkeynes@377 | 2025 | pop_fr(R_EDX, FRn);
|
nkeynes@380 | 2026 | JMP_TARGET(end);
|
nkeynes@417 | 2027 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@377 | 2028 | :}
|
nkeynes@377 | 2029 | FSQRT FRn {:
|
nkeynes@377 | 2030 | check_fpuen();
|
nkeynes@377 | 2031 | load_spreg( R_ECX, R_FPSCR );
|
nkeynes@377 | 2032 | TEST_imm32_r32( FPSCR_PR, R_ECX );
|
nkeynes@377 | 2033 | load_fr_bank( R_EDX );
|
nkeynes@380 | 2034 | JNE_rel8(10, doubleprec);
|
nkeynes@377 | 2035 | push_fr(R_EDX, FRn);
|
nkeynes@377 | 2036 | FSQRT_st0();
|
nkeynes@377 | 2037 | pop_fr(R_EDX, FRn);
|
nkeynes@380 | 2038 | JMP_rel8(8, end);
|
nkeynes@380 | 2039 | JMP_TARGET(doubleprec);
|
nkeynes@377 | 2040 | push_dr(R_EDX, FRn);
|
nkeynes@377 | 2041 | FSQRT_st0();
|
nkeynes@377 | 2042 | pop_dr(R_EDX, FRn);
|
nkeynes@380 | 2043 | JMP_TARGET(end);
|
nkeynes@417 | 2044 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@377 | 2045 | :}
|
nkeynes@377 | 2046 | FSUB FRm, FRn {:
|
nkeynes@377 | 2047 | check_fpuen();
|
nkeynes@377 | 2048 | load_spreg( R_ECX, R_FPSCR );
|
nkeynes@377 | 2049 | TEST_imm32_r32( FPSCR_PR, R_ECX );
|
nkeynes@377 | 2050 | load_fr_bank( R_EDX );
|
nkeynes@380 | 2051 | JNE_rel8(13, doubleprec);
|
nkeynes@377 | 2052 | push_fr(R_EDX, FRn);
|
nkeynes@377 | 2053 | push_fr(R_EDX, FRm);
|
nkeynes@388 | 2054 | FSUBP_st(1);
|
nkeynes@377 | 2055 | pop_fr(R_EDX, FRn);
|
nkeynes@380 | 2056 | JMP_rel8(11, end);
|
nkeynes@380 | 2057 | JMP_TARGET(doubleprec);
|
nkeynes@377 | 2058 | push_dr(R_EDX, FRn);
|
nkeynes@377 | 2059 | push_dr(R_EDX, FRm);
|
nkeynes@388 | 2060 | FSUBP_st(1);
|
nkeynes@377 | 2061 | pop_dr(R_EDX, FRn);
|
nkeynes@380 | 2062 | JMP_TARGET(end);
|
nkeynes@417 | 2063 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@377 | 2064 | :}
|
nkeynes@377 | 2065 |
|
nkeynes@377 | 2066 | FCMP/EQ FRm, FRn {:
|
nkeynes@377 | 2067 | check_fpuen();
|
nkeynes@377 | 2068 | load_spreg( R_ECX, R_FPSCR );
|
nkeynes@377 | 2069 | TEST_imm32_r32( FPSCR_PR, R_ECX );
|
nkeynes@377 | 2070 | load_fr_bank( R_EDX );
|
nkeynes@380 | 2071 | JNE_rel8(8, doubleprec);
|
nkeynes@377 | 2072 | push_fr(R_EDX, FRm);
|
nkeynes@377 | 2073 | push_fr(R_EDX, FRn);
|
nkeynes@380 | 2074 | JMP_rel8(6, end);
|
nkeynes@380 | 2075 | JMP_TARGET(doubleprec);
|
nkeynes@377 | 2076 | push_dr(R_EDX, FRm);
|
nkeynes@377 | 2077 | push_dr(R_EDX, FRn);
|
nkeynes@382 | 2078 | JMP_TARGET(end);
|
nkeynes@377 | 2079 | FCOMIP_st(1);
|
nkeynes@377 | 2080 | SETE_t();
|
nkeynes@377 | 2081 | FPOP_st();
|
nkeynes@417 | 2082 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@377 | 2083 | :}
|
nkeynes@377 | 2084 | FCMP/GT FRm, FRn {:
|
nkeynes@377 | 2085 | check_fpuen();
|
nkeynes@377 | 2086 | load_spreg( R_ECX, R_FPSCR );
|
nkeynes@377 | 2087 | TEST_imm32_r32( FPSCR_PR, R_ECX );
|
nkeynes@377 | 2088 | load_fr_bank( R_EDX );
|
nkeynes@380 | 2089 | JNE_rel8(8, doubleprec);
|
nkeynes@377 | 2090 | push_fr(R_EDX, FRm);
|
nkeynes@377 | 2091 | push_fr(R_EDX, FRn);
|
nkeynes@380 | 2092 | JMP_rel8(6, end);
|
nkeynes@380 | 2093 | JMP_TARGET(doubleprec);
|
nkeynes@377 | 2094 | push_dr(R_EDX, FRm);
|
nkeynes@377 | 2095 | push_dr(R_EDX, FRn);
|
nkeynes@380 | 2096 | JMP_TARGET(end);
|
nkeynes@377 | 2097 | FCOMIP_st(1);
|
nkeynes@377 | 2098 | SETA_t();
|
nkeynes@377 | 2099 | FPOP_st();
|
nkeynes@417 | 2100 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@377 | 2101 | :}
|
nkeynes@377 | 2102 |
|
nkeynes@377 | 2103 | FSCA FPUL, FRn {:
|
nkeynes@377 | 2104 | check_fpuen();
|
nkeynes@388 | 2105 | load_spreg( R_ECX, R_FPSCR );
|
nkeynes@388 | 2106 | TEST_imm32_r32( FPSCR_PR, R_ECX );
|
nkeynes@527 | 2107 | JNE_rel8( CALL_FUNC2_SIZE + 9, doubleprec );
|
nkeynes@388 | 2108 | load_fr_bank( R_ECX );
|
nkeynes@388 | 2109 | ADD_imm8s_r32( (FRn&0x0E)<<2, R_ECX );
|
nkeynes@388 | 2110 | load_spreg( R_EDX, R_FPUL );
|
nkeynes@388 | 2111 | call_func2( sh4_fsca, R_EDX, R_ECX );
|
nkeynes@388 | 2112 | JMP_TARGET(doubleprec);
|
nkeynes@417 | 2113 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@377 | 2114 | :}
|
nkeynes@377 | 2115 | FIPR FVm, FVn {:
|
nkeynes@377 | 2116 | check_fpuen();
|
nkeynes@388 | 2117 | load_spreg( R_ECX, R_FPSCR );
|
nkeynes@388 | 2118 | TEST_imm32_r32( FPSCR_PR, R_ECX );
|
nkeynes@388 | 2119 | JNE_rel8(44, doubleprec);
|
nkeynes@388 | 2120 |
|
nkeynes@388 | 2121 | load_fr_bank( R_ECX );
|
nkeynes@388 | 2122 | push_fr( R_ECX, FVm<<2 );
|
nkeynes@388 | 2123 | push_fr( R_ECX, FVn<<2 );
|
nkeynes@388 | 2124 | FMULP_st(1);
|
nkeynes@388 | 2125 | push_fr( R_ECX, (FVm<<2)+1);
|
nkeynes@388 | 2126 | push_fr( R_ECX, (FVn<<2)+1);
|
nkeynes@388 | 2127 | FMULP_st(1);
|
nkeynes@388 | 2128 | FADDP_st(1);
|
nkeynes@388 | 2129 | push_fr( R_ECX, (FVm<<2)+2);
|
nkeynes@388 | 2130 | push_fr( R_ECX, (FVn<<2)+2);
|
nkeynes@388 | 2131 | FMULP_st(1);
|
nkeynes@388 | 2132 | FADDP_st(1);
|
nkeynes@388 | 2133 | push_fr( R_ECX, (FVm<<2)+3);
|
nkeynes@388 | 2134 | push_fr( R_ECX, (FVn<<2)+3);
|
nkeynes@388 | 2135 | FMULP_st(1);
|
nkeynes@388 | 2136 | FADDP_st(1);
|
nkeynes@388 | 2137 | pop_fr( R_ECX, (FVn<<2)+3);
|
nkeynes@388 | 2138 | JMP_TARGET(doubleprec);
|
nkeynes@417 | 2139 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@377 | 2140 | :}
|
nkeynes@377 | 2141 | FTRV XMTRX, FVn {:
|
nkeynes@377 | 2142 | check_fpuen();
|
nkeynes@388 | 2143 | load_spreg( R_ECX, R_FPSCR );
|
nkeynes@388 | 2144 | TEST_imm32_r32( FPSCR_PR, R_ECX );
|
nkeynes@527 | 2145 | JNE_rel8( 18 + CALL_FUNC2_SIZE, doubleprec );
|
nkeynes@388 | 2146 | load_fr_bank( R_EDX ); // 3
|
nkeynes@388 | 2147 | ADD_imm8s_r32( FVn<<4, R_EDX ); // 3
|
nkeynes@388 | 2148 | load_xf_bank( R_ECX ); // 12
|
nkeynes@388 | 2149 | call_func2( sh4_ftrv, R_EDX, R_ECX ); // 12
|
nkeynes@388 | 2150 | JMP_TARGET(doubleprec);
|
nkeynes@417 | 2151 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@377 | 2152 | :}
|
nkeynes@377 | 2153 |
|
nkeynes@377 | 2154 | FRCHG {:
|
nkeynes@377 | 2155 | check_fpuen();
|
nkeynes@377 | 2156 | load_spreg( R_ECX, R_FPSCR );
|
nkeynes@377 | 2157 | XOR_imm32_r32( FPSCR_FR, R_ECX );
|
nkeynes@377 | 2158 | store_spreg( R_ECX, R_FPSCR );
|
nkeynes@386 | 2159 | update_fr_bank( R_ECX );
|
nkeynes@417 | 2160 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@377 | 2161 | :}
|
nkeynes@377 | 2162 | FSCHG {:
|
nkeynes@377 | 2163 | check_fpuen();
|
nkeynes@377 | 2164 | load_spreg( R_ECX, R_FPSCR );
|
nkeynes@377 | 2165 | XOR_imm32_r32( FPSCR_SZ, R_ECX );
|
nkeynes@377 | 2166 | store_spreg( R_ECX, R_FPSCR );
|
nkeynes@417 | 2167 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@377 | 2168 | :}
|
nkeynes@359 | 2169 |
|
nkeynes@359 | 2170 | /* Processor control instructions */
|
nkeynes@368 | 2171 | LDC Rm, SR {:
|
nkeynes@386 | 2172 | if( sh4_x86.in_delay_slot ) {
|
nkeynes@386 | 2173 | SLOTILLEGAL();
|
nkeynes@386 | 2174 | } else {
|
nkeynes@386 | 2175 | check_priv();
|
nkeynes@386 | 2176 | load_reg( R_EAX, Rm );
|
nkeynes@386 | 2177 | call_func1( sh4_write_sr, R_EAX );
|
nkeynes@386 | 2178 | sh4_x86.priv_checked = FALSE;
|
nkeynes@386 | 2179 | sh4_x86.fpuen_checked = FALSE;
|
nkeynes@417 | 2180 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@386 | 2181 | }
|
nkeynes@368 | 2182 | :}
|
nkeynes@359 | 2183 | LDC Rm, GBR {:
|
nkeynes@359 | 2184 | load_reg( R_EAX, Rm );
|
nkeynes@359 | 2185 | store_spreg( R_EAX, R_GBR );
|
nkeynes@359 | 2186 | :}
|
nkeynes@359 | 2187 | LDC Rm, VBR {:
|
nkeynes@386 | 2188 | check_priv();
|
nkeynes@359 | 2189 | load_reg( R_EAX, Rm );
|
nkeynes@359 | 2190 | store_spreg( R_EAX, R_VBR );
|
nkeynes@417 | 2191 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 2192 | :}
|
nkeynes@359 | 2193 | LDC Rm, SSR {:
|
nkeynes@386 | 2194 | check_priv();
|
nkeynes@359 | 2195 | load_reg( R_EAX, Rm );
|
nkeynes@359 | 2196 | store_spreg( R_EAX, R_SSR );
|
nkeynes@417 | 2197 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 2198 | :}
|
nkeynes@359 | 2199 | LDC Rm, SGR {:
|
nkeynes@386 | 2200 | check_priv();
|
nkeynes@359 | 2201 | load_reg( R_EAX, Rm );
|
nkeynes@359 | 2202 | store_spreg( R_EAX, R_SGR );
|
nkeynes@417 | 2203 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 2204 | :}
|
nkeynes@359 | 2205 | LDC Rm, SPC {:
|
nkeynes@386 | 2206 | check_priv();
|
nkeynes@359 | 2207 | load_reg( R_EAX, Rm );
|
nkeynes@359 | 2208 | store_spreg( R_EAX, R_SPC );
|
nkeynes@417 | 2209 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 2210 | :}
|
nkeynes@359 | 2211 | LDC Rm, DBR {:
|
nkeynes@386 | 2212 | check_priv();
|
nkeynes@359 | 2213 | load_reg( R_EAX, Rm );
|
nkeynes@359 | 2214 | store_spreg( R_EAX, R_DBR );
|
nkeynes@417 | 2215 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 2216 | :}
|
nkeynes@374 | 2217 | LDC Rm, Rn_BANK {:
|
nkeynes@386 | 2218 | check_priv();
|
nkeynes@374 | 2219 | load_reg( R_EAX, Rm );
|
nkeynes@374 | 2220 | store_spreg( R_EAX, REG_OFFSET(r_bank[Rn_BANK]) );
|
nkeynes@417 | 2221 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@374 | 2222 | :}
|
nkeynes@359 | 2223 | LDC.L @Rm+, GBR {:
|
nkeynes@359 | 2224 | load_reg( R_EAX, Rm );
|
nkeynes@416 | 2225 | precheck();
|
nkeynes@395 | 2226 | check_ralign32( R_EAX );
|
nkeynes@359 | 2227 | MOV_r32_r32( R_EAX, R_ECX );
|
nkeynes@359 | 2228 | ADD_imm8s_r32( 4, R_EAX );
|
nkeynes@359 | 2229 | store_reg( R_EAX, Rm );
|
nkeynes@359 | 2230 | MEM_READ_LONG( R_ECX, R_EAX );
|
nkeynes@359 | 2231 | store_spreg( R_EAX, R_GBR );
|
nkeynes@417 | 2232 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 2233 | :}
|
nkeynes@368 | 2234 | LDC.L @Rm+, SR {:
|
nkeynes@386 | 2235 | if( sh4_x86.in_delay_slot ) {
|
nkeynes@386 | 2236 | SLOTILLEGAL();
|
nkeynes@386 | 2237 | } else {
|
nkeynes@416 | 2238 | precheck();
|
nkeynes@416 | 2239 | check_priv_no_precheck();
|
nkeynes@386 | 2240 | load_reg( R_EAX, Rm );
|
nkeynes@395 | 2241 | check_ralign32( R_EAX );
|
nkeynes@386 | 2242 | MOV_r32_r32( R_EAX, R_ECX );
|
nkeynes@386 | 2243 | ADD_imm8s_r32( 4, R_EAX );
|
nkeynes@386 | 2244 | store_reg( R_EAX, Rm );
|
nkeynes@386 | 2245 | MEM_READ_LONG( R_ECX, R_EAX );
|
nkeynes@386 | 2246 | call_func1( sh4_write_sr, R_EAX );
|
nkeynes@386 | 2247 | sh4_x86.priv_checked = FALSE;
|
nkeynes@386 | 2248 | sh4_x86.fpuen_checked = FALSE;
|
nkeynes@417 | 2249 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@386 | 2250 | }
|
nkeynes@359 | 2251 | :}
|
nkeynes@359 | 2252 | LDC.L @Rm+, VBR {:
|
nkeynes@416 | 2253 | precheck();
|
nkeynes@416 | 2254 | check_priv_no_precheck();
|
nkeynes@359 | 2255 | load_reg( R_EAX, Rm );
|
nkeynes@395 | 2256 | check_ralign32( R_EAX );
|
nkeynes@359 | 2257 | MOV_r32_r32( R_EAX, R_ECX );
|
nkeynes@359 | 2258 | ADD_imm8s_r32( 4, R_EAX );
|
nkeynes@359 | 2259 | store_reg( R_EAX, Rm );
|
nkeynes@359 | 2260 | MEM_READ_LONG( R_ECX, R_EAX );
|
nkeynes@359 | 2261 | store_spreg( R_EAX, R_VBR );
|
nkeynes@417 | 2262 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 2263 | :}
|
nkeynes@359 | 2264 | LDC.L @Rm+, SSR {:
|
nkeynes@416 | 2265 | precheck();
|
nkeynes@416 | 2266 | check_priv_no_precheck();
|
nkeynes@359 | 2267 | load_reg( R_EAX, Rm );
|
nkeynes@416 | 2268 | check_ralign32( R_EAX );
|
nkeynes@359 | 2269 | MOV_r32_r32( R_EAX, R_ECX );
|
nkeynes@359 | 2270 | ADD_imm8s_r32( 4, R_EAX );
|
nkeynes@359 | 2271 | store_reg( R_EAX, Rm );
|
nkeynes@359 | 2272 | MEM_READ_LONG( R_ECX, R_EAX );
|
nkeynes@359 | 2273 | store_spreg( R_EAX, R_SSR );
|
nkeynes@417 | 2274 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 2275 | :}
|
nkeynes@359 | 2276 | LDC.L @Rm+, SGR {:
|
nkeynes@416 | 2277 | precheck();
|
nkeynes@416 | 2278 | check_priv_no_precheck();
|
nkeynes@359 | 2279 | load_reg( R_EAX, Rm );
|
nkeynes@395 | 2280 | check_ralign32( R_EAX );
|
nkeynes@359 | 2281 | MOV_r32_r32( R_EAX, R_ECX );
|
nkeynes@359 | 2282 | ADD_imm8s_r32( 4, R_EAX );
|
nkeynes@359 | 2283 | store_reg( R_EAX, Rm );
|
nkeynes@359 | 2284 | MEM_READ_LONG( R_ECX, R_EAX );
|
nkeynes@359 | 2285 | store_spreg( R_EAX, R_SGR );
|
nkeynes@417 | 2286 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 2287 | :}
|
nkeynes@359 | 2288 | LDC.L @Rm+, SPC {:
|
nkeynes@416 | 2289 | precheck();
|
nkeynes@416 | 2290 | check_priv_no_precheck();
|
nkeynes@359 | 2291 | load_reg( R_EAX, Rm );
|
nkeynes@395 | 2292 | check_ralign32( R_EAX );
|
nkeynes@359 | 2293 | MOV_r32_r32( R_EAX, R_ECX );
|
nkeynes@359 | 2294 | ADD_imm8s_r32( 4, R_EAX );
|
nkeynes@359 | 2295 | store_reg( R_EAX, Rm );
|
nkeynes@359 | 2296 | MEM_READ_LONG( R_ECX, R_EAX );
|
nkeynes@359 | 2297 | store_spreg( R_EAX, R_SPC );
|
nkeynes@417 | 2298 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 2299 | :}
|
nkeynes@359 | 2300 | LDC.L @Rm+, DBR {:
|
nkeynes@416 | 2301 | precheck();
|
nkeynes@416 | 2302 | check_priv_no_precheck();
|
nkeynes@359 | 2303 | load_reg( R_EAX, Rm );
|
nkeynes@395 | 2304 | check_ralign32( R_EAX );
|
nkeynes@359 | 2305 | MOV_r32_r32( R_EAX, R_ECX );
|
nkeynes@359 | 2306 | ADD_imm8s_r32( 4, R_EAX );
|
nkeynes@359 | 2307 | store_reg( R_EAX, Rm );
|
nkeynes@359 | 2308 | MEM_READ_LONG( R_ECX, R_EAX );
|
nkeynes@359 | 2309 | store_spreg( R_EAX, R_DBR );
|
nkeynes@417 | 2310 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 2311 | :}
|
nkeynes@359 | 2312 | LDC.L @Rm+, Rn_BANK {:
|
nkeynes@416 | 2313 | precheck();
|
nkeynes@416 | 2314 | check_priv_no_precheck();
|
nkeynes@374 | 2315 | load_reg( R_EAX, Rm );
|
nkeynes@395 | 2316 | check_ralign32( R_EAX );
|
nkeynes@374 | 2317 | MOV_r32_r32( R_EAX, R_ECX );
|
nkeynes@374 | 2318 | ADD_imm8s_r32( 4, R_EAX );
|
nkeynes@374 | 2319 | store_reg( R_EAX, Rm );
|
nkeynes@374 | 2320 | MEM_READ_LONG( R_ECX, R_EAX );
|
nkeynes@374 | 2321 | store_spreg( R_EAX, REG_OFFSET(r_bank[Rn_BANK]) );
|
nkeynes@417 | 2322 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 2323 | :}
|
nkeynes@359 | 2324 | LDS Rm, FPSCR {:
|
nkeynes@359 | 2325 | load_reg( R_EAX, Rm );
|
nkeynes@359 | 2326 | store_spreg( R_EAX, R_FPSCR );
|
nkeynes@386 | 2327 | update_fr_bank( R_EAX );
|
nkeynes@417 | 2328 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 2329 | :}
|
nkeynes@359 | 2330 | LDS.L @Rm+, FPSCR {:
|
nkeynes@359 | 2331 | load_reg( R_EAX, Rm );
|
nkeynes@416 | 2332 | precheck();
|
nkeynes@395 | 2333 | check_ralign32( R_EAX );
|
nkeynes@359 | 2334 | MOV_r32_r32( R_EAX, R_ECX );
|
nkeynes@359 | 2335 | ADD_imm8s_r32( 4, R_EAX );
|
nkeynes@359 | 2336 | store_reg( R_EAX, Rm );
|
nkeynes@359 | 2337 | MEM_READ_LONG( R_ECX, R_EAX );
|
nkeynes@359 | 2338 | store_spreg( R_EAX, R_FPSCR );
|
nkeynes@386 | 2339 | update_fr_bank( R_EAX );
|
nkeynes@417 | 2340 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 2341 | :}
|
nkeynes@359 | 2342 | LDS Rm, FPUL {:
|
nkeynes@359 | 2343 | load_reg( R_EAX, Rm );
|
nkeynes@359 | 2344 | store_spreg( R_EAX, R_FPUL );
|
nkeynes@359 | 2345 | :}
|
nkeynes@359 | 2346 | LDS.L @Rm+, FPUL {:
|
nkeynes@359 | 2347 | load_reg( R_EAX, Rm );
|
nkeynes@416 | 2348 | precheck();
|
nkeynes@395 | 2349 | check_ralign32( R_EAX );
|
nkeynes@359 | 2350 | MOV_r32_r32( R_EAX, R_ECX );
|
nkeynes@359 | 2351 | ADD_imm8s_r32( 4, R_EAX );
|
nkeynes@359 | 2352 | store_reg( R_EAX, Rm );
|
nkeynes@359 | 2353 | MEM_READ_LONG( R_ECX, R_EAX );
|
nkeynes@359 | 2354 | store_spreg( R_EAX, R_FPUL );
|
nkeynes@417 | 2355 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 2356 | :}
|
nkeynes@359 | 2357 | LDS Rm, MACH {:
|
nkeynes@359 | 2358 | load_reg( R_EAX, Rm );
|
nkeynes@359 | 2359 | store_spreg( R_EAX, R_MACH );
|
nkeynes@359 | 2360 | :}
|
nkeynes@359 | 2361 | LDS.L @Rm+, MACH {:
|
nkeynes@359 | 2362 | load_reg( R_EAX, Rm );
|
nkeynes@416 | 2363 | precheck();
|
nkeynes@395 | 2364 | check_ralign32( R_EAX );
|
nkeynes@359 | 2365 | MOV_r32_r32( R_EAX, R_ECX );
|
nkeynes@359 | 2366 | ADD_imm8s_r32( 4, R_EAX );
|
nkeynes@359 | 2367 | store_reg( R_EAX, Rm );
|
nkeynes@359 | 2368 | MEM_READ_LONG( R_ECX, R_EAX );
|
nkeynes@359 | 2369 | store_spreg( R_EAX, R_MACH );
|
nkeynes@417 | 2370 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 2371 | :}
|
nkeynes@359 | 2372 | LDS Rm, MACL {:
|
nkeynes@359 | 2373 | load_reg( R_EAX, Rm );
|
nkeynes@359 | 2374 | store_spreg( R_EAX, R_MACL );
|
nkeynes@359 | 2375 | :}
|
nkeynes@359 | 2376 | LDS.L @Rm+, MACL {:
|
nkeynes@359 | 2377 | load_reg( R_EAX, Rm );
|
nkeynes@416 | 2378 | precheck();
|
nkeynes@395 | 2379 | check_ralign32( R_EAX );
|
nkeynes@359 | 2380 | MOV_r32_r32( R_EAX, R_ECX );
|
nkeynes@359 | 2381 | ADD_imm8s_r32( 4, R_EAX );
|
nkeynes@359 | 2382 | store_reg( R_EAX, Rm );
|
nkeynes@359 | 2383 | MEM_READ_LONG( R_ECX, R_EAX );
|
nkeynes@359 | 2384 | store_spreg( R_EAX, R_MACL );
|
nkeynes@417 | 2385 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 2386 | :}
|
nkeynes@359 | 2387 | LDS Rm, PR {:
|
nkeynes@359 | 2388 | load_reg( R_EAX, Rm );
|
nkeynes@359 | 2389 | store_spreg( R_EAX, R_PR );
|
nkeynes@359 | 2390 | :}
|
nkeynes@359 | 2391 | LDS.L @Rm+, PR {:
|
nkeynes@359 | 2392 | load_reg( R_EAX, Rm );
|
nkeynes@416 | 2393 | precheck();
|
nkeynes@395 | 2394 | check_ralign32( R_EAX );
|
nkeynes@359 | 2395 | MOV_r32_r32( R_EAX, R_ECX );
|
nkeynes@359 | 2396 | ADD_imm8s_r32( 4, R_EAX );
|
nkeynes@359 | 2397 | store_reg( R_EAX, Rm );
|
nkeynes@359 | 2398 | MEM_READ_LONG( R_ECX, R_EAX );
|
nkeynes@359 | 2399 | store_spreg( R_EAX, R_PR );
|
nkeynes@417 | 2400 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 2401 | :}
|
nkeynes@550 | 2402 | LDTLB {:
|
nkeynes@550 | 2403 | MMU_ldtlb();
|
nkeynes@550 | 2404 | :}
|
nkeynes@359 | 2405 | OCBI @Rn {: :}
|
nkeynes@359 | 2406 | OCBP @Rn {: :}
|
nkeynes@359 | 2407 | OCBWB @Rn {: :}
|
nkeynes@374 | 2408 | PREF @Rn {:
|
nkeynes@374 | 2409 | load_reg( R_EAX, Rn );
|
nkeynes@532 | 2410 | MOV_r32_r32( R_EAX, R_ECX );
|
nkeynes@374 | 2411 | AND_imm32_r32( 0xFC000000, R_EAX );
|
nkeynes@374 | 2412 | CMP_imm32_r32( 0xE0000000, R_EAX );
|
nkeynes@532 | 2413 | JNE_rel8(CALL_FUNC1_SIZE, end);
|
nkeynes@532 | 2414 | call_func1( sh4_flush_store_queue, R_ECX );
|
nkeynes@380 | 2415 | JMP_TARGET(end);
|
nkeynes@417 | 2416 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@374 | 2417 | :}
|
nkeynes@388 | 2418 | SLEEP {:
|
nkeynes@388 | 2419 | check_priv();
|
nkeynes@388 | 2420 | call_func0( sh4_sleep );
|
nkeynes@417 | 2421 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@388 | 2422 | sh4_x86.in_delay_slot = FALSE;
|
nkeynes@408 | 2423 | return 2;
|
nkeynes@388 | 2424 | :}
|
nkeynes@386 | 2425 | STC SR, Rn {:
|
nkeynes@386 | 2426 | check_priv();
|
nkeynes@386 | 2427 | call_func0(sh4_read_sr);
|
nkeynes@386 | 2428 | store_reg( R_EAX, Rn );
|
nkeynes@417 | 2429 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 2430 | :}
|
nkeynes@359 | 2431 | STC GBR, Rn {:
|
nkeynes@359 | 2432 | load_spreg( R_EAX, R_GBR );
|
nkeynes@359 | 2433 | store_reg( R_EAX, Rn );
|
nkeynes@359 | 2434 | :}
|
nkeynes@359 | 2435 | STC VBR, Rn {:
|
nkeynes@386 | 2436 | check_priv();
|
nkeynes@359 | 2437 | load_spreg( R_EAX, R_VBR );
|
nkeynes@359 | 2438 | store_reg( R_EAX, Rn );
|
nkeynes@417 | 2439 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 2440 | :}
|
nkeynes@359 | 2441 | STC SSR, Rn {:
|
nkeynes@386 | 2442 | check_priv();
|
nkeynes@359 | 2443 | load_spreg( R_EAX, R_SSR );
|
nkeynes@359 | 2444 | store_reg( R_EAX, Rn );
|
nkeynes@417 | 2445 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 2446 | :}
|
nkeynes@359 | 2447 | STC SPC, Rn {:
|
nkeynes@386 | 2448 | check_priv();
|
nkeynes@359 | 2449 | load_spreg( R_EAX, R_SPC );
|
nkeynes@359 | 2450 | store_reg( R_EAX, Rn );
|
nkeynes@417 | 2451 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 2452 | :}
|
nkeynes@359 | 2453 | STC SGR, Rn {:
|
nkeynes@386 | 2454 | check_priv();
|
nkeynes@359 | 2455 | load_spreg( R_EAX, R_SGR );
|
nkeynes@359 | 2456 | store_reg( R_EAX, Rn );
|
nkeynes@417 | 2457 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 2458 | :}
|
nkeynes@359 | 2459 | STC DBR, Rn {:
|
nkeynes@386 | 2460 | check_priv();
|
nkeynes@359 | 2461 | load_spreg( R_EAX, R_DBR );
|
nkeynes@359 | 2462 | store_reg( R_EAX, Rn );
|
nkeynes@417 | 2463 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 2464 | :}
|
nkeynes@374 | 2465 | STC Rm_BANK, Rn {:
|
nkeynes@386 | 2466 | check_priv();
|
nkeynes@374 | 2467 | load_spreg( R_EAX, REG_OFFSET(r_bank[Rm_BANK]) );
|
nkeynes@374 | 2468 | store_reg( R_EAX, Rn );
|
nkeynes@417 | 2469 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 2470 | :}
|
nkeynes@374 | 2471 | STC.L SR, @-Rn {:
|
nkeynes@416 | 2472 | precheck();
|
nkeynes@416 | 2473 | check_priv_no_precheck();
|
nkeynes@395 | 2474 | call_func0( sh4_read_sr );
|
nkeynes@368 | 2475 | load_reg( R_ECX, Rn );
|
nkeynes@395 | 2476 | check_walign32( R_ECX );
|
nkeynes@382 | 2477 | ADD_imm8s_r32( -4, R_ECX );
|
nkeynes@368 | 2478 | store_reg( R_ECX, Rn );
|
nkeynes@368 | 2479 | MEM_WRITE_LONG( R_ECX, R_EAX );
|
nkeynes@417 | 2480 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 2481 | :}
|
nkeynes@359 | 2482 | STC.L VBR, @-Rn {:
|
nkeynes@416 | 2483 | precheck();
|
nkeynes@416 | 2484 | check_priv_no_precheck();
|
nkeynes@359 | 2485 | load_reg( R_ECX, Rn );
|
nkeynes@395 | 2486 | check_walign32( R_ECX );
|
nkeynes@382 | 2487 | ADD_imm8s_r32( -4, R_ECX );
|
nkeynes@359 | 2488 | store_reg( R_ECX, Rn );
|
nkeynes@359 | 2489 | load_spreg( R_EAX, R_VBR );
|
nkeynes@359 | 2490 | MEM_WRITE_LONG( R_ECX, R_EAX );
|
nkeynes@417 | 2491 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 2492 | :}
|
nkeynes@359 | 2493 | STC.L SSR, @-Rn {:
|
nkeynes@416 | 2494 | precheck();
|
nkeynes@416 | 2495 | check_priv_no_precheck();
|
nkeynes@359 | 2496 | load_reg( R_ECX, Rn );
|
nkeynes@395 | 2497 | check_walign32( R_ECX );
|
nkeynes@382 | 2498 | ADD_imm8s_r32( -4, R_ECX );
|
nkeynes@359 | 2499 | store_reg( R_ECX, Rn );
|
nkeynes@359 | 2500 | load_spreg( R_EAX, R_SSR );
|
nkeynes@359 | 2501 | MEM_WRITE_LONG( R_ECX, R_EAX );
|
nkeynes@417 | 2502 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 2503 | :}
|
nkeynes@416 | 2504 | STC.L SPC, @-Rn {:
|
nkeynes@416 | 2505 | precheck();
|
nkeynes@416 | 2506 | check_priv_no_precheck();
|
nkeynes@359 | 2507 | load_reg( R_ECX, Rn );
|
nkeynes@395 | 2508 | check_walign32( R_ECX );
|
nkeynes@382 | 2509 | ADD_imm8s_r32( -4, R_ECX );
|
nkeynes@359 | 2510 | store_reg( R_ECX, Rn );
|
nkeynes@359 | 2511 | load_spreg( R_EAX, R_SPC );
|
nkeynes@359 | 2512 | MEM_WRITE_LONG( R_ECX, R_EAX );
|
nkeynes@417 | 2513 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 2514 | :}
|
nkeynes@359 | 2515 | STC.L SGR, @-Rn {:
|
nkeynes@416 | 2516 | precheck();
|
nkeynes@416 | 2517 | check_priv_no_precheck();
|
nkeynes@359 | 2518 | load_reg( R_ECX, Rn );
|
nkeynes@395 | 2519 | check_walign32( R_ECX );
|
nkeynes@382 | 2520 | ADD_imm8s_r32( -4, R_ECX );
|
nkeynes@359 | 2521 | store_reg( R_ECX, Rn );
|
nkeynes@359 | 2522 | load_spreg( R_EAX, R_SGR );
|
nkeynes@359 | 2523 | MEM_WRITE_LONG( R_ECX, R_EAX );
|
nkeynes@417 | 2524 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 2525 | :}
|
nkeynes@359 | 2526 | STC.L DBR, @-Rn {:
|
nkeynes@416 | 2527 | precheck();
|
nkeynes@416 | 2528 | check_priv_no_precheck();
|
nkeynes@359 | 2529 | load_reg( R_ECX, Rn );
|
nkeynes@395 | 2530 | check_walign32( R_ECX );
|
nkeynes@382 | 2531 | ADD_imm8s_r32( -4, R_ECX );
|
nkeynes@359 | 2532 | store_reg( R_ECX, Rn );
|
nkeynes@359 | 2533 | load_spreg( R_EAX, R_DBR );
|
nkeynes@359 | 2534 | MEM_WRITE_LONG( R_ECX, R_EAX );
|
nkeynes@417 | 2535 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 2536 | :}
|
nkeynes@374 | 2537 | STC.L Rm_BANK, @-Rn {:
|
nkeynes@416 | 2538 | precheck();
|
nkeynes@416 | 2539 | check_priv_no_precheck();
|
nkeynes@374 | 2540 | load_reg( R_ECX, Rn );
|
nkeynes@395 | 2541 | check_walign32( R_ECX );
|
nkeynes@382 | 2542 | ADD_imm8s_r32( -4, R_ECX );
|
nkeynes@374 | 2543 | store_reg( R_ECX, Rn );
|
nkeynes@374 | 2544 | load_spreg( R_EAX, REG_OFFSET(r_bank[Rm_BANK]) );
|
nkeynes@374 | 2545 | MEM_WRITE_LONG( R_ECX, R_EAX );
|
nkeynes@417 | 2546 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@374 | 2547 | :}
|
nkeynes@359 | 2548 | STC.L GBR, @-Rn {:
|
nkeynes@359 | 2549 | load_reg( R_ECX, Rn );
|
nkeynes@416 | 2550 | precheck();
|
nkeynes@395 | 2551 | check_walign32( R_ECX );
|
nkeynes@382 | 2552 | ADD_imm8s_r32( -4, R_ECX );
|
nkeynes@359 | 2553 | store_reg( R_ECX, Rn );
|
nkeynes@359 | 2554 | load_spreg( R_EAX, R_GBR );
|
nkeynes@359 | 2555 | MEM_WRITE_LONG( R_ECX, R_EAX );
|
nkeynes@417 | 2556 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 2557 | :}
|
nkeynes@359 | 2558 | STS FPSCR, Rn {:
|
nkeynes@359 | 2559 | load_spreg( R_EAX, R_FPSCR );
|
nkeynes@359 | 2560 | store_reg( R_EAX, Rn );
|
nkeynes@359 | 2561 | :}
|
nkeynes@359 | 2562 | STS.L FPSCR, @-Rn {:
|
nkeynes@359 | 2563 | load_reg( R_ECX, Rn );
|
nkeynes@416 | 2564 | precheck();
|
nkeynes@395 | 2565 | check_walign32( R_ECX );
|
nkeynes@382 | 2566 | ADD_imm8s_r32( -4, R_ECX );
|
nkeynes@359 | 2567 | store_reg( R_ECX, Rn );
|
nkeynes@359 | 2568 | load_spreg( R_EAX, R_FPSCR );
|
nkeynes@359 | 2569 | MEM_WRITE_LONG( R_ECX, R_EAX );
|
nkeynes@417 | 2570 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 2571 | :}
|
nkeynes@359 | 2572 | STS FPUL, Rn {:
|
nkeynes@359 | 2573 | load_spreg( R_EAX, R_FPUL );
|
nkeynes@359 | 2574 | store_reg( R_EAX, Rn );
|
nkeynes@359 | 2575 | :}
|
nkeynes@359 | 2576 | STS.L FPUL, @-Rn {:
|
nkeynes@359 | 2577 | load_reg( R_ECX, Rn );
|
nkeynes@416 | 2578 | precheck();
|
nkeynes@395 | 2579 | check_walign32( R_ECX );
|
nkeynes@382 | 2580 | ADD_imm8s_r32( -4, R_ECX );
|
nkeynes@359 | 2581 | store_reg( R_ECX, Rn );
|
nkeynes@359 | 2582 | load_spreg( R_EAX, R_FPUL );
|
nkeynes@359 | 2583 | MEM_WRITE_LONG( R_ECX, R_EAX );
|
nkeynes@417 | 2584 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 2585 | :}
|
nkeynes@359 | 2586 | STS MACH, Rn {:
|
nkeynes@359 | 2587 | load_spreg( R_EAX, R_MACH );
|
nkeynes@359 | 2588 | store_reg( R_EAX, Rn );
|
nkeynes@359 | 2589 | :}
|
nkeynes@359 | 2590 | STS.L MACH, @-Rn {:
|
nkeynes@359 | 2591 | load_reg( R_ECX, Rn );
|
nkeynes@416 | 2592 | precheck();
|
nkeynes@395 | 2593 | check_walign32( R_ECX );
|
nkeynes@382 | 2594 | ADD_imm8s_r32( -4, R_ECX );
|
nkeynes@359 | 2595 | store_reg( R_ECX, Rn );
|
nkeynes@359 | 2596 | load_spreg( R_EAX, R_MACH );
|
nkeynes@359 | 2597 | MEM_WRITE_LONG( R_ECX, R_EAX );
|
nkeynes@417 | 2598 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 2599 | :}
|
nkeynes@359 | 2600 | STS MACL, Rn {:
|
nkeynes@359 | 2601 | load_spreg( R_EAX, R_MACL );
|
nkeynes@359 | 2602 | store_reg( R_EAX, Rn );
|
nkeynes@359 | 2603 | :}
|
nkeynes@359 | 2604 | STS.L MACL, @-Rn {:
|
nkeynes@359 | 2605 | load_reg( R_ECX, Rn );
|
nkeynes@416 | 2606 | precheck();
|
nkeynes@395 | 2607 | check_walign32( R_ECX );
|
nkeynes@382 | 2608 | ADD_imm8s_r32( -4, R_ECX );
|
nkeynes@359 | 2609 | store_reg( R_ECX, Rn );
|
nkeynes@359 | 2610 | load_spreg( R_EAX, R_MACL );
|
nkeynes@359 | 2611 | MEM_WRITE_LONG( R_ECX, R_EAX );
|
nkeynes@417 | 2612 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 2613 | :}
|
nkeynes@359 | 2614 | STS PR, Rn {:
|
nkeynes@359 | 2615 | load_spreg( R_EAX, R_PR );
|
nkeynes@359 | 2616 | store_reg( R_EAX, Rn );
|
nkeynes@359 | 2617 | :}
|
nkeynes@359 | 2618 | STS.L PR, @-Rn {:
|
nkeynes@359 | 2619 | load_reg( R_ECX, Rn );
|
nkeynes@416 | 2620 | precheck();
|
nkeynes@395 | 2621 | check_walign32( R_ECX );
|
nkeynes@382 | 2622 | ADD_imm8s_r32( -4, R_ECX );
|
nkeynes@359 | 2623 | store_reg( R_ECX, Rn );
|
nkeynes@359 | 2624 | load_spreg( R_EAX, R_PR );
|
nkeynes@359 | 2625 | MEM_WRITE_LONG( R_ECX, R_EAX );
|
nkeynes@417 | 2626 | sh4_x86.tstate = TSTATE_NONE;
|
nkeynes@359 | 2627 | :}
|
nkeynes@359 | 2628 |
|
nkeynes@359 | 2629 | NOP {: /* Do nothing. Well, we could emit an 0x90, but what would really be the point? */ :}
|
nkeynes@359 | 2630 | %%
|
nkeynes@416 | 2631 | sh4_x86.in_delay_slot = FALSE;
|
nkeynes@359 | 2632 | return 0;
|
nkeynes@359 | 2633 | }
|