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Added recompiled versions of CLC, CLD, CLI, CMC, STC, STD and STI.

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This commit is contained in:
SarahW 2018-11-28 09:58:50 +00:00
commit e012420f90
5 changed files with 67 additions and 4 deletions
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4
src/codegen_ops.c
View file

@ -43,7 +43,7 @@ RecompOpFn recomp_opcodes[512] =
/*c0*/ ropC0, ropC1_w, ropRET_imm_16, ropRET_16, ropLES_16, ropLDS_16, ropMOV_b_imm, ropMOV_w_imm, NULL, ropLEAVE_16, ropRETF_imm_16, ropRETF_16, NULL, NULL, NULL, NULL, /*c0*/ ropC0, ropC1_w, ropRET_imm_16, ropRET_16, ropLES_16, ropLDS_16, ropMOV_b_imm, ropMOV_w_imm, NULL, ropLEAVE_16, ropRETF_imm_16, ropRETF_16, NULL, NULL, NULL, NULL,
/*d0*/ ropD0, ropD1_w, ropD2, ropD3_w, NULL, NULL, NULL, ropXLAT, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, /*d0*/ ropD0, ropD1_w, ropD2, ropD3_w, NULL, NULL, NULL, ropXLAT, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
/*e0*/ ropLOOPNE, ropLOOPE, ropLOOP, ropJCXZ, NULL, NULL, NULL, NULL, ropCALL_r16, ropJMP_r16, ropJMP_far_16, ropJMP_r8, NULL, NULL, NULL, NULL, /*e0*/ ropLOOPNE, ropLOOPE, ropLOOP, ropJCXZ, NULL, NULL, NULL, NULL, ropCALL_r16, ropJMP_r16, ropJMP_far_16, ropJMP_r8, NULL, NULL, NULL, NULL,
/*f0*/ NULL, NULL, NULL, NULL, NULL, NULL, ropF6, ropF7_16, NULL, NULL, NULL, NULL, NULL, NULL, ropINCDEC, ropFF_16, /*f0*/ NULL, NULL, NULL, NULL, NULL, ropCMC, ropF6, ropF7_16, ropCLC, ropSTC, ropCLI, ropSTI, ropCLD, ropSTD, ropINCDEC, ropFF_16,
/*32-bit data*/ /*32-bit data*/
/* 00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f*/ /* 00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f*/
@ -65,7 +65,7 @@ RecompOpFn recomp_opcodes[512] =
/*c0*/ ropC0, ropC1_l, ropRET_imm_32, ropRET_32, ropLES_32, ropLDS_32, ropMOV_b_imm, ropMOV_l_imm, NULL, ropLEAVE_32, ropRETF_imm_32, ropRETF_32, NULL, NULL, NULL, NULL, /*c0*/ ropC0, ropC1_l, ropRET_imm_32, ropRET_32, ropLES_32, ropLDS_32, ropMOV_b_imm, ropMOV_l_imm, NULL, ropLEAVE_32, ropRETF_imm_32, ropRETF_32, NULL, NULL, NULL, NULL,
/*d0*/ ropD0, ropD1_l, ropD2, ropD3_l, NULL, NULL, NULL, ropXLAT, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, /*d0*/ ropD0, ropD1_l, ropD2, ropD3_l, NULL, NULL, NULL, ropXLAT, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
/*e0*/ ropLOOPNE, ropLOOPE, ropLOOP, ropJCXZ, NULL, NULL, NULL, NULL, ropCALL_r32, ropJMP_r32, ropJMP_far_32, ropJMP_r8, NULL, NULL, NULL, NULL, /*e0*/ ropLOOPNE, ropLOOPE, ropLOOP, ropJCXZ, NULL, NULL, NULL, NULL, ropCALL_r32, ropJMP_r32, ropJMP_far_32, ropJMP_r8, NULL, NULL, NULL, NULL,
/*f0*/ NULL, NULL, NULL, NULL, NULL, NULL, ropF6, ropF7_32, NULL, NULL, NULL, NULL, NULL, NULL, ropINCDEC, ropFF_32 /*f0*/ NULL, NULL, NULL, NULL, NULL, ropCMC, ropF6, ropF7_32, ropCLC, ropSTC, ropCLI, ropSTI, ropCLD, ropSTD, ropINCDEC, ropFF_32
}; };

47
src/codegen_ops_misc.c
View file

@ -551,3 +551,50 @@ ropLxS(LES, &cpu_state.seg_es)
ropLxS(LFS, &cpu_state.seg_fs) ropLxS(LFS, &cpu_state.seg_fs)
ropLxS(LGS, &cpu_state.seg_gs) ropLxS(LGS, &cpu_state.seg_gs)
ropLxS(LSS, &cpu_state.seg_ss) ropLxS(LSS, &cpu_state.seg_ss)
uint32_t ropCLC(codeblock_t *block, ir_data_t *ir, uint8_t opcode, uint32_t fetchdat, uint32_t op_32, uint32_t op_pc)
{
uop_CALL_FUNC(ir, flags_rebuild);
uop_AND_IMM(ir, IREG_flags, IREG_flags, ~C_FLAG);
return op_pc;
}
uint32_t ropCMC(codeblock_t *block, ir_data_t *ir, uint8_t opcode, uint32_t fetchdat, uint32_t op_32, uint32_t op_pc)
{
uop_CALL_FUNC(ir, flags_rebuild);
uop_XOR_IMM(ir, IREG_flags, IREG_flags, C_FLAG);
return op_pc;
}
uint32_t ropSTC(codeblock_t *block, ir_data_t *ir, uint8_t opcode, uint32_t fetchdat, uint32_t op_32, uint32_t op_pc)
{
uop_CALL_FUNC(ir, flags_rebuild);
uop_OR_IMM(ir, IREG_flags, IREG_flags, C_FLAG);
return op_pc;
}
uint32_t ropCLD(codeblock_t *block, ir_data_t *ir, uint8_t opcode, uint32_t fetchdat, uint32_t op_32, uint32_t op_pc)
{
uop_AND_IMM(ir, IREG_flags, IREG_flags, ~D_FLAG);
return op_pc;
}
uint32_t ropSTD(codeblock_t *block, ir_data_t *ir, uint8_t opcode, uint32_t fetchdat, uint32_t op_32, uint32_t op_pc)
{
uop_OR_IMM(ir, IREG_flags, IREG_flags, D_FLAG);
return op_pc;
}
uint32_t ropCLI(codeblock_t *block, ir_data_t *ir, uint8_t opcode, uint32_t fetchdat, uint32_t op_32, uint32_t op_pc)
{
if (!IOPLp && (cr4 & (CR4_VME | CR4_PVI)))
return 0;
uop_AND_IMM(ir, IREG_flags, IREG_flags, ~I_FLAG);
return op_pc;
}
uint32_t ropSTI(codeblock_t *block, ir_data_t *ir, uint8_t opcode, uint32_t fetchdat, uint32_t op_32, uint32_t op_pc)
{
if (!IOPLp && (cr4 & (CR4_VME | CR4_PVI)))
return 0;
uop_OR_IMM(ir, IREG_flags, IREG_flags, I_FLAG);
return op_pc;
}

10
src/codegen_ops_misc.h
View file

@ -25,3 +25,13 @@ uint32_t ropLGS_16(codeblock_t *block, ir_data_t *ir, uint8_t opcode, uint32_t f
uint32_t ropLGS_32(codeblock_t *block, ir_data_t *ir, uint8_t opcode, uint32_t fetchdat, uint32_t op_32, uint32_t op_pc); uint32_t ropLGS_32(codeblock_t *block, ir_data_t *ir, uint8_t opcode, uint32_t fetchdat, uint32_t op_32, uint32_t op_pc);
uint32_t ropLSS_16(codeblock_t *block, ir_data_t *ir, uint8_t opcode, uint32_t fetchdat, uint32_t op_32, uint32_t op_pc); uint32_t ropLSS_16(codeblock_t *block, ir_data_t *ir, uint8_t opcode, uint32_t fetchdat, uint32_t op_32, uint32_t op_pc);
uint32_t ropLSS_32(codeblock_t *block, ir_data_t *ir, uint8_t opcode, uint32_t fetchdat, uint32_t op_32, uint32_t op_pc); uint32_t ropLSS_32(codeblock_t *block, ir_data_t *ir, uint8_t opcode, uint32_t fetchdat, uint32_t op_32, uint32_t op_pc);
uint32_t ropCLC(codeblock_t *block, ir_data_t *ir, uint8_t opcode, uint32_t fetchdat, uint32_t op_32, uint32_t op_pc);
uint32_t ropCMC(codeblock_t *block, ir_data_t *ir, uint8_t opcode, uint32_t fetchdat, uint32_t op_32, uint32_t op_pc);
uint32_t ropSTC(codeblock_t *block, ir_data_t *ir, uint8_t opcode, uint32_t fetchdat, uint32_t op_32, uint32_t op_pc);
uint32_t ropCLD(codeblock_t *block, ir_data_t *ir, uint8_t opcode, uint32_t fetchdat, uint32_t op_32, uint32_t op_pc);
uint32_t ropSTD(codeblock_t *block, ir_data_t *ir, uint8_t opcode, uint32_t fetchdat, uint32_t op_32, uint32_t op_pc);
uint32_t ropCLI(codeblock_t *block, ir_data_t *ir, uint8_t opcode, uint32_t fetchdat, uint32_t op_32, uint32_t op_pc);
uint32_t ropSTI(codeblock_t *block, ir_data_t *ir, uint8_t opcode, uint32_t fetchdat, uint32_t op_32, uint32_t op_pc);

2
src/codegen_reg.c
View file

@ -135,6 +135,8 @@ struct
[IREG_NPXCx] = {REG_WORD, &cpu_state.npxc, REG_INTEGER}, [IREG_NPXCx] = {REG_WORD, &cpu_state.npxc, REG_INTEGER},
[IREG_NPXSx] = {REG_WORD, &cpu_state.npxs, REG_INTEGER}, [IREG_NPXSx] = {REG_WORD, &cpu_state.npxs, REG_INTEGER},
[IREG_flagsx] = {REG_WORD, &cpu_state.flags, REG_INTEGER},
/*Temporary registers are stored on the stack, and are not guaranteed to /*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 be preserved across uOPs. They will not be written back if they will
not be read again.*/ not be read again.*/

8
src/codegen_reg.h
View file

@ -116,7 +116,9 @@ enum
IREG_NPXCx = 72, IREG_NPXCx = 72,
IREG_NPXSx = 73, IREG_NPXSx = 73,
IREG_COUNT = 74, IREG_flagsx = 74,
IREG_COUNT = 75,
IREG_INVALID = 255, IREG_INVALID = 255,
@ -181,7 +183,9 @@ enum
IREG_NPXC = IREG_NPXCx + IREG_SIZE_W, IREG_NPXC = IREG_NPXCx + IREG_SIZE_W,
IREG_NPXS = IREG_NPXSx + IREG_SIZE_W, IREG_NPXS = IREG_NPXSx + IREG_SIZE_W,
IREG_ssegs = IREG_ssegsx + IREG_SIZE_B IREG_ssegs = IREG_ssegsx + IREG_SIZE_B,
IREG_flags = IREG_flagsx + IREG_SIZE_W
}; };
#define IREG_8(reg) (((reg) & 4) ? (((reg) & 3) + IREG_AH) : ((reg) + IREG_AL)) #define IREG_8(reg) (((reg) & 4) ? (((reg) & 3) + IREG_AH) : ((reg) + IREG_AL))