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Added recompiled versions of FSTCW and FSTSW.

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This commit is contained in:
SarahW 2018-10-25 21:43:32 +01:00
commit b814bcc80d
5 changed files with 149 additions and 16 deletions
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29
src/codegen_ops.c
View file

@ -5,6 +5,7 @@
#include "codegen_ops_arith.h"
#include "codegen_ops_branch.h"
#include "codegen_ops_fpu_arith.h"
#include "codegen_ops_fpu_constant.h"
#include "codegen_ops_fpu_loadstore.h"
#include "codegen_ops_fpu_misc.h"
#include "codegen_ops_jump.h"
@ -163,17 +164,17 @@ RecompOpFn recomp_opcodes_d9[512] =
/*00*/ ropFLDs, ropFLDs, ropFLDs, ropFLDs, ropFLDs, ropFLDs, ropFLDs, ropFLDs, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
/*10*/ ropFSTs, ropFSTs, ropFSTs, ropFSTs, ropFSTs, ropFSTs, ropFSTs, ropFSTs, ropFSTPs, ropFSTPs, ropFSTPs, ropFSTPs, ropFSTPs, ropFSTPs, ropFSTPs, ropFSTPs,
/*20*/ NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
/*30*/ NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
/*30*/ NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, ropFSTCW, ropFSTCW, ropFSTCW, ropFSTCW, ropFSTCW, ropFSTCW, ropFSTCW, ropFSTCW,
/*40*/ ropFLDs, ropFLDs, ropFLDs, ropFLDs, ropFLDs, ropFLDs, ropFLDs, ropFLDs, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
/*50*/ ropFSTs, ropFSTs, ropFSTs, ropFSTs, ropFSTs, ropFSTs, ropFSTs, ropFSTs, ropFSTPs, ropFSTPs, ropFSTPs, ropFSTPs, ropFSTPs, ropFSTPs, ropFSTPs, ropFSTPs,
/*60*/ NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
/*70*/ NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
/*70*/ NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, ropFSTCW, ropFSTCW, ropFSTCW, ropFSTCW, ropFSTCW, ropFSTCW, ropFSTCW, ropFSTCW,
/*80*/ ropFLDs, ropFLDs, ropFLDs, ropFLDs, ropFLDs, ropFLDs, ropFLDs, ropFLDs, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
/*90*/ ropFSTs, ropFSTs, ropFSTs, ropFSTs, ropFSTs, ropFSTs, ropFSTs, ropFSTs, ropFSTPs, ropFSTPs, ropFSTPs, ropFSTPs, ropFSTPs, ropFSTPs, ropFSTPs, ropFSTPs,
/*a0*/ NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
/*b0*/ NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
/*b0*/ NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, ropFSTCW, ropFSTCW, ropFSTCW, ropFSTCW, ropFSTCW, ropFSTCW, ropFSTCW, ropFSTCW,
/*c0*/ ropFLD, ropFLD, ropFLD, ropFLD, ropFLD, ropFLD, ropFLD, ropFLD, ropFXCH, ropFXCH, ropFXCH, ropFXCH, ropFXCH, ropFXCH, ropFXCH, ropFXCH,
/*d0*/ NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, ropFSTP, ropFSTP, ropFSTP, ropFSTP, ropFSTP, ropFSTP, ropFSTP, ropFSTP,
@ -185,17 +186,17 @@ RecompOpFn recomp_opcodes_d9[512] =
/*00*/ ropFLDs, ropFLDs, ropFLDs, ropFLDs, ropFLDs, ropFLDs, ropFLDs, ropFLDs, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
/*10*/ ropFSTs, ropFSTs, ropFSTs, ropFSTs, ropFSTs, ropFSTs, ropFSTs, ropFSTs, ropFSTPs, ropFSTPs, ropFSTPs, ropFSTPs, ropFSTPs, ropFSTPs, ropFSTPs, ropFSTPs,
/*20*/ NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
/*30*/ NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
/*30*/ NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, ropFSTCW, ropFSTCW, ropFSTCW, ropFSTCW, ropFSTCW, ropFSTCW, ropFSTCW, ropFSTCW,
/*40*/ ropFLDs, ropFLDs, ropFLDs, ropFLDs, ropFLDs, ropFLDs, ropFLDs, ropFLDs, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
/*50*/ ropFSTs, ropFSTs, ropFSTs, ropFSTs, ropFSTs, ropFSTs, ropFSTs, ropFSTs, ropFSTPs, ropFSTPs, ropFSTPs, ropFSTPs, ropFSTPs, ropFSTPs, ropFSTPs, ropFSTPs,
/*60*/ NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
/*70*/ NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
/*70*/ NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, ropFSTCW, ropFSTCW, ropFSTCW, ropFSTCW, ropFSTCW, ropFSTCW, ropFSTCW, ropFSTCW,
/*80*/ ropFLDs, ropFLDs, ropFLDs, ropFLDs, ropFLDs, ropFLDs, ropFLDs, ropFLDs, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
/*90*/ ropFSTs, ropFSTs, ropFSTs, ropFSTs, ropFSTs, ropFSTs, ropFSTs, ropFSTs, ropFSTPs, ropFSTPs, ropFSTPs, ropFSTPs, ropFSTPs, ropFSTPs, ropFSTPs, ropFSTPs,
/*a0*/ NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
/*b0*/ NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
/*b0*/ NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, ropFSTCW, ropFSTCW, ropFSTCW, ropFSTCW, ropFSTCW, ropFSTCW, ropFSTCW, ropFSTCW,
/*c0*/ ropFLD, ropFLD, ropFLD, ropFLD, ropFLD, ropFLD, ropFLD, ropFLD, ropFXCH, ropFXCH, ropFXCH, ropFXCH, ropFXCH, ropFXCH, ropFXCH, ropFXCH,
/*d0*/ NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, ropFSTP, ropFSTP, ropFSTP, ropFSTP, ropFSTP, ropFSTP, ropFSTP, ropFSTP,
@ -351,17 +352,17 @@ RecompOpFn recomp_opcodes_dd[512] =
/*00*/ ropFLDd, ropFLDd, ropFLDd, ropFLDd, ropFLDd, ropFLDd, ropFLDd, ropFLDd, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
/*10*/ ropFSTd, ropFSTd, ropFSTd, ropFSTd, ropFSTd, ropFSTd, ropFSTd, ropFSTd, ropFSTPd, ropFSTPd, ropFSTPd, ropFSTPd, ropFSTPd, ropFSTPd, ropFSTPd, ropFSTPd,
/*20*/ NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
/*30*/ NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
/*30*/ NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, ropFSTSW, ropFSTSW, ropFSTSW, ropFSTSW, ropFSTSW, ropFSTSW, ropFSTSW, ropFSTSW,
/*40*/ ropFLDd, ropFLDd, ropFLDd, ropFLDd, ropFLDd, ropFLDd, ropFLDd, ropFLDd, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
/*50*/ ropFSTd, ropFSTd, ropFSTd, ropFSTd, ropFSTd, ropFSTd, ropFSTd, ropFSTd, ropFSTPd, ropFSTPd, ropFSTPd, ropFSTPd, ropFSTPd, ropFSTPd, ropFSTPd, ropFSTPd,
/*60*/ NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
/*70*/ NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
/*70*/ NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, ropFSTSW, ropFSTSW, ropFSTSW, ropFSTSW, ropFSTSW, ropFSTSW, ropFSTSW, ropFSTSW,
/*80*/ ropFLDd, ropFLDd, ropFLDd, ropFLDd, ropFLDd, ropFLDd, ropFLDd, ropFLDd, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
/*90*/ ropFSTd, ropFSTd, ropFSTd, ropFSTd, ropFSTd, ropFSTd, ropFSTd, ropFSTd, ropFSTPd, ropFSTPd, ropFSTPd, ropFSTPd, ropFSTPd, ropFSTPd, ropFSTPd, ropFSTPd,
/*a0*/ NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
/*b0*/ NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
/*b0*/ NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, ropFSTSW, ropFSTSW, ropFSTSW, ropFSTSW, ropFSTSW, ropFSTSW, ropFSTSW, ropFSTSW,
/*c0*/ ropFFREE, ropFFREE, ropFFREE, ropFFREE, ropFFREE, ropFFREE, ropFFREE, ropFFREE, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
/*d0*/ ropFST, ropFST, ropFST, ropFST, ropFST, ropFST, ropFST, ropFST, ropFSTP, ropFSTP, ropFSTP, ropFSTP, ropFSTP, ropFSTP, ropFSTP, ropFSTP,
@ -373,17 +374,17 @@ RecompOpFn recomp_opcodes_dd[512] =
/*00*/ ropFLDd, ropFLDd, ropFLDd, ropFLDd, ropFLDd, ropFLDd, ropFLDd, ropFLDd, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
/*10*/ ropFSTd, ropFSTd, ropFSTd, ropFSTd, ropFSTd, ropFSTd, ropFSTd, ropFSTd, ropFSTPd, ropFSTPd, ropFSTPd, ropFSTPd, ropFSTPd, ropFSTPd, ropFSTPd, ropFSTPd,
/*20*/ NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
/*30*/ NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
/*30*/ NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, ropFSTSW, ropFSTSW, ropFSTSW, ropFSTSW, ropFSTSW, ropFSTSW, ropFSTSW, ropFSTSW,
/*40*/ ropFLDd, ropFLDd, ropFLDd, ropFLDd, ropFLDd, ropFLDd, ropFLDd, ropFLDd, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
/*50*/ ropFSTd, ropFSTd, ropFSTd, ropFSTd, ropFSTd, ropFSTd, ropFSTd, ropFSTd, ropFSTPd, ropFSTPd, ropFSTPd, ropFSTPd, ropFSTPd, ropFSTPd, ropFSTPd, ropFSTPd,
/*60*/ NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
/*70*/ NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
/*70*/ NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, ropFSTSW, ropFSTSW, ropFSTSW, ropFSTSW, ropFSTSW, ropFSTSW, ropFSTSW, ropFSTSW,
/*80*/ ropFLDd, ropFLDd, ropFLDd, ropFLDd, ropFLDd, ropFLDd, ropFLDd, ropFLDd, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
/*90*/ ropFSTd, ropFSTd, ropFSTd, ropFSTd, ropFSTd, ropFSTd, ropFSTd, ropFSTd, ropFSTPd, ropFSTPd, ropFSTPd, ropFSTPd, ropFSTPd, ropFSTPd, ropFSTPd, ropFSTPd,
/*a0*/ NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
/*b0*/ NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
/*b0*/ NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, ropFSTSW, ropFSTSW, ropFSTSW, ropFSTSW, ropFSTSW, ropFSTSW, ropFSTSW, ropFSTSW,
/*c0*/ ropFFREE, ropFFREE, ropFFREE, ropFFREE, ropFFREE, ropFFREE, ropFFREE, ropFFREE, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
/*d0*/ ropFST, ropFST, ropFST, ropFST, ropFST, ropFST, ropFST, ropFST, ropFSTP, ropFSTP, ropFSTP, ropFSTP, ropFSTP, ropFSTP, ropFSTP, ropFSTP,
@ -459,7 +460,7 @@ RecompOpFn recomp_opcodes_df[512] =
/*c0*/ NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
/*d0*/ NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
/*e0*/ NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
/*e0*/ ropFSTSW_AX, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
/*f0*/ NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
/*32-bit data*/
@ -481,6 +482,6 @@ RecompOpFn recomp_opcodes_df[512] =
/*c0*/ NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
/*d0*/ NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
/*e0*/ NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
/*e0*/ ropFSTSW_AX, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
/*f0*/ NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
};

111
src/codegen_ops_fpu_misc.c Normal file
View file

@ -0,0 +1,111 @@
#include "ibm.h"
#include "x86.h"
#include "x86_flags.h"
#include "386_common.h"
#include "x87.h"
#include "codegen.h"
#include "codegen_accumulate.h"
#include "codegen_ir.h"
#include "codegen_ops.h"
#include "codegen_ops_fpu_misc.h"
#include "codegen_ops_helpers.h"
uint32_t ropFFREE(codeblock_t *block, ir_data_t *ir, uint8_t opcode, uint32_t fetchdat, uint32_t op_32, uint32_t op_pc)
{
int dest_reg = fetchdat & 7;
uop_FP_ENTER(ir);
uop_MOV(ir, IREG_tag(dest_reg), TAG_EMPTY);
return op_pc;
}
uint32_t ropFLD(codeblock_t *block, ir_data_t *ir, uint8_t opcode, uint32_t fetchdat, uint32_t op_32, uint32_t op_pc)
{
int src_reg = fetchdat & 7;
uop_FP_ENTER(ir);
uop_MOV(ir, IREG_ST(-1), IREG_ST(src_reg));
uop_MOV(ir, IREG_MM(-1), IREG_MM(src_reg));
uop_MOV(ir, IREG_tag(-1), IREG_tag(src_reg));
fpu_PUSH(ir);
return op_pc;
}
uint32_t ropFST(codeblock_t *block, ir_data_t *ir, uint8_t opcode, uint32_t fetchdat, uint32_t op_32, uint32_t op_pc)
{
int dest_reg = fetchdat & 7;
uop_FP_ENTER(ir);
uop_MOV(ir, IREG_ST(dest_reg), IREG_ST(0));
uop_MOV(ir, IREG_MM(dest_reg), IREG_MM(0));
uop_MOV(ir, IREG_tag(dest_reg), IREG_tag(0));
return op_pc;
}
uint32_t ropFSTP(codeblock_t *block, ir_data_t *ir, uint8_t opcode, uint32_t fetchdat, uint32_t op_32, uint32_t op_pc)
{
int dest_reg = fetchdat & 7;
uop_FP_ENTER(ir);
uop_MOV(ir, IREG_ST(dest_reg), IREG_ST(0));
uop_MOV(ir, IREG_MM(dest_reg), IREG_MM(0));
uop_MOV(ir, IREG_tag(dest_reg), IREG_tag(0));
fpu_POP(ir);
return op_pc;
}
uint32_t ropFSTCW(codeblock_t *block, ir_data_t *ir, uint8_t opcode, uint32_t fetchdat, uint32_t op_32, uint32_t op_pc)
{
x86seg *target_seg;
uop_FP_ENTER(ir);
uop_MOV_IMM(ir, IREG_oldpc, cpu_state.oldpc);
op_pc--;
target_seg = codegen_generate_ea(ir, op_ea_seg, fetchdat, op_ssegs, &op_pc, op_32, 0);
codegen_check_seg_write(block, ir, target_seg);
uop_MEM_STORE_REG(ir, ireg_seg_base(target_seg), IREG_eaaddr, IREG_NPXC);
return op_pc;
}
uint32_t ropFSTSW(codeblock_t *block, ir_data_t *ir, uint8_t opcode, uint32_t fetchdat, uint32_t op_32, uint32_t op_pc)
{
x86seg *target_seg;
uop_FP_ENTER(ir);
uop_MOV_IMM(ir, IREG_oldpc, cpu_state.oldpc);
op_pc--;
target_seg = codegen_generate_ea(ir, op_ea_seg, fetchdat, op_ssegs, &op_pc, op_32, 0);
codegen_check_seg_write(block, ir, target_seg);
uop_MEM_STORE_REG(ir, ireg_seg_base(target_seg), IREG_eaaddr, IREG_NPXS);
return op_pc;
}
uint32_t ropFSTSW_AX(codeblock_t *block, ir_data_t *ir, uint8_t opcode, uint32_t fetchdat, uint32_t op_32, uint32_t op_pc)
{
uop_FP_ENTER(ir);
uop_MOV(ir, IREG_AX, IREG_NPXS);
return op_pc;
}
uint32_t ropFXCH(codeblock_t *block, ir_data_t *ir, uint8_t opcode, uint32_t fetchdat, uint32_t op_32, uint32_t op_pc)
{
int dest_reg = fetchdat & 7;
uop_FP_ENTER(ir);
uop_MOV(ir, IREG_temp0_D, IREG_ST(0));
uop_MOV(ir, IREG_temp1_Q, IREG_MM(0));
uop_MOV(ir, IREG_temp2, IREG_tag(0));
uop_MOV(ir, IREG_ST(0), IREG_ST(dest_reg));
uop_MOV(ir, IREG_MM(0), IREG_MM(dest_reg));
uop_MOV(ir, IREG_tag(0), IREG_tag(dest_reg));
uop_MOV(ir, IREG_ST(dest_reg), IREG_temp0_D);
uop_MOV(ir, IREG_MM(dest_reg), IREG_temp1_Q);
uop_MOV(ir, IREG_tag(dest_reg), IREG_temp2);
return op_pc;
}

12
src/codegen_ops_fpu_misc.h Normal file
View file

@ -0,0 +1,12 @@
uint32_t ropFFREE(codeblock_t *block, ir_data_t *ir, uint8_t opcode, uint32_t fetchdat, uint32_t op_32, uint32_t op_pc);
uint32_t ropFLD(codeblock_t *block, ir_data_t *ir, uint8_t opcode, uint32_t fetchdat, uint32_t op_32, uint32_t op_pc);
uint32_t ropFST(codeblock_t *block, ir_data_t *ir, uint8_t opcode, uint32_t fetchdat, uint32_t op_32, uint32_t op_pc);
uint32_t ropFSTP(codeblock_t *block, ir_data_t *ir, uint8_t opcode, uint32_t fetchdat, uint32_t op_32, uint32_t op_pc);
uint32_t ropFSTCW(codeblock_t *block, ir_data_t *ir, uint8_t opcode, uint32_t fetchdat, uint32_t op_32, uint32_t op_pc);
uint32_t ropFSTSW(codeblock_t *block, ir_data_t *ir, uint8_t opcode, uint32_t fetchdat, uint32_t op_32, uint32_t op_pc);
uint32_t ropFSTSW_AX(codeblock_t *block, ir_data_t *ir, uint8_t opcode, uint32_t fetchdat, uint32_t op_32, uint32_t op_pc);
uint32_t ropFXCH(codeblock_t *block, ir_data_t *ir, uint8_t opcode, uint32_t fetchdat, uint32_t op_32, uint32_t op_pc);

3
src/codegen_reg.c
View file

@ -123,6 +123,9 @@ struct
[IREG_MM6] = {REG_FPU_ST_QWORD, &cpu_state.MM[0], REG_FP},
[IREG_MM7] = {REG_FPU_ST_QWORD, &cpu_state.MM[0], REG_FP},
[IREG_NPXCx] = {REG_WORD, &cpu_state.npxc, REG_INTEGER},
[IREG_NPXSx] = {REG_WORD, &cpu_state.npxs, REG_INTEGER},
/*Temporary registers are stored on the stack, and are not guaranteed to
be preserved across uOPs. They will not be written back if they will
not be read again.*/

10
src/codegen_reg.h
View file

@ -103,8 +103,11 @@ enum
IREG_MM5 = 61,
IREG_MM6 = 62,
IREG_MM7 = 63,
IREG_NPXCx = 64,
IREG_NPXSx = 65,
IREG_COUNT = 64,
IREG_COUNT = 66,
IREG_INVALID = 255,
@ -155,7 +158,10 @@ enum
IREG_ES_seg_W = IREG_ES_seg + IREG_SIZE_W,
IREG_FS_seg_W = IREG_FS_seg + IREG_SIZE_W,
IREG_GS_seg_W = IREG_GS_seg + IREG_SIZE_W,
IREG_SS_seg_W = IREG_SS_seg + IREG_SIZE_W
IREG_SS_seg_W = IREG_SS_seg + IREG_SIZE_W,
IREG_NPXC = IREG_NPXCx + IREG_SIZE_W,
IREG_NPXS = IREG_NPXSx + IREG_SIZE_W
};
#define IREG_8(reg) (((reg) & 4) ? (((reg) & 3) + IREG_AH) : ((reg) + IREG_AL))