Retro/pcem
Watch
1
0
Fork
You've already forked pcem
 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Added recompiled versions of PUSHA and POPA.

Browse source
This commit is contained in:
SarahW 2018-11-28 11:50:24 +00:00
commit 5df3f6caef
4 changed files with 85 additions and 2 deletions
Download patch file Download diff file Expand all files Collapse all files

4
src/codegen_ops.c
View file

@ -32,7 +32,7 @@ RecompOpFn recomp_opcodes[512] =
/*40*/ ropINC_r16, ropINC_r16, ropINC_r16, ropINC_r16, ropINC_r16, ropINC_r16, ropINC_r16, ropINC_r16, ropDEC_r16, ropDEC_r16, ropDEC_r16, ropDEC_r16, ropDEC_r16, ropDEC_r16, ropDEC_r16, ropDEC_r16,
/*50*/ ropPUSH_r16, ropPUSH_r16, ropPUSH_r16, ropPUSH_r16, ropPUSH_r16, ropPUSH_r16, ropPUSH_r16, ropPUSH_r16, ropPOP_r16, ropPOP_r16, ropPOP_r16, ropPOP_r16, ropPOP_r16, ropPOP_r16, ropPOP_r16, ropPOP_r16,
/*60*/ NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, ropPUSH_imm_16, NULL, ropPUSH_imm_16_8,NULL, NULL, NULL, NULL, NULL,
/*60*/ ropPUSHA_16, ropPOPA_16, NULL, NULL, NULL, NULL, NULL, NULL, ropPUSH_imm_16, NULL, ropPUSH_imm_16_8,NULL, NULL, NULL, NULL, NULL,
/*70*/ ropJO_8, ropJNO_8, ropJB_8, ropJNB_8, ropJE_8, ropJNE_8, ropJBE_8, ropJNBE_8, ropJS_8, ropJNS_8, ropJP_8, ropJNP_8, ropJL_8, ropJNL_8, ropJLE_8, ropJNLE_8,
/*80*/ rop80, rop81_w, rop80, rop83_w, ropTEST_b_rm, ropTEST_w_rm, ropXCHG_8, ropXCHG_16, ropMOV_b_r, ropMOV_w_r, ropMOV_r_b, ropMOV_r_w, ropMOV_w_seg, ropLEA_16, ropMOV_seg_w, ropPOP_W,
@ -54,7 +54,7 @@ RecompOpFn recomp_opcodes[512] =
/*40*/ ropINC_r32, ropINC_r32, ropINC_r32, ropINC_r32, ropINC_r32, ropINC_r32, ropINC_r32, ropINC_r32, ropDEC_r32, ropDEC_r32, ropDEC_r32, ropDEC_r32, ropDEC_r32, ropDEC_r32, ropDEC_r32, ropDEC_r32,
/*50*/ ropPUSH_r32, ropPUSH_r32, ropPUSH_r32, ropPUSH_r32, ropPUSH_r32, ropPUSH_r32, ropPUSH_r32, ropPUSH_r32, ropPOP_r32, ropPOP_r32, ropPOP_r32, ropPOP_r32, ropPOP_r32, ropPOP_r32, ropPOP_r32, ropPOP_r32,
/*60*/ NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, ropPUSH_imm_32, NULL, ropPUSH_imm_32_8,NULL, NULL, NULL, NULL, NULL,
/*60*/ ropPUSHA_32, ropPOPA_32, NULL, NULL, NULL, NULL, NULL, NULL, ropPUSH_imm_32, NULL, ropPUSH_imm_32_8,NULL, NULL, NULL, NULL, NULL,
/*70*/ ropJO_8, ropJNO_8, ropJB_8, ropJNB_8, ropJE_8, ropJNE_8, ropJBE_8, ropJNBE_8, ropJS_8, ropJNS_8, ropJP_8, ropJNP_8, ropJL_8, ropJNL_8, ropJLE_8, ropJNLE_8,
/*80*/ rop80, rop81_l, rop80, rop83_l, ropTEST_b_rm, ropTEST_l_rm, ropXCHG_8, ropXCHG_32, ropMOV_b_r, ropMOV_l_r, ropMOV_r_b, ropMOV_r_l, ropMOV_l_seg, ropLEA_32, ropMOV_seg_w, ropPOP_L,

4
src/codegen_ops_helpers.h
View file

@ -24,7 +24,11 @@ static inline int LOAD_SP_WITH_OFFSET(ir_data_t *ir, int offset)
return IREG_eaaddr;
}
}
}
static inline int LOAD_SP(ir_data_t *ir)
{
return LOAD_SP_WITH_OFFSET(ir, 0);
}
static inline void ADD_SP(ir_data_t *ir, int offset)

73
src/codegen_ops_stack.c
View file

@ -288,3 +288,76 @@ uint32_t ropLEAVE_32(codeblock_t *block, ir_data_t *ir, uint8_t opcode, uint32_t
return op_pc;
}
uint32_t ropPUSHA_16(codeblock_t *block, ir_data_t *ir, uint8_t opcode, uint32_t fetchdat, uint32_t op_32, uint32_t op_pc)
{
int sp_reg;
uop_MOV_IMM(ir, IREG_oldpc, cpu_state.oldpc);
sp_reg = LOAD_SP_WITH_OFFSET(ir, -16);
uop_MEM_STORE_REG_OFFSET(ir, IREG_SS_base, sp_reg, 14, IREG_AX);
uop_MEM_STORE_REG_OFFSET(ir, IREG_SS_base, sp_reg, 12, IREG_CX);
uop_MEM_STORE_REG_OFFSET(ir, IREG_SS_base, sp_reg, 10, IREG_DX);
uop_MEM_STORE_REG_OFFSET(ir, IREG_SS_base, sp_reg, 8, IREG_BX);
uop_MEM_STORE_REG_OFFSET(ir, IREG_SS_base, sp_reg, 6, IREG_SP);
uop_MEM_STORE_REG_OFFSET(ir, IREG_SS_base, sp_reg, 4, IREG_BP);
uop_MEM_STORE_REG_OFFSET(ir, IREG_SS_base, sp_reg, 2, IREG_SI);
uop_MEM_STORE_REG(ir, IREG_SS_base, sp_reg, IREG_DI);
SUB_SP(ir, 16);
return op_pc;
}
uint32_t ropPUSHA_32(codeblock_t *block, ir_data_t *ir, uint8_t opcode, uint32_t fetchdat, uint32_t op_32, uint32_t op_pc)
{
int sp_reg;
uop_MOV_IMM(ir, IREG_oldpc, cpu_state.oldpc);
sp_reg = LOAD_SP_WITH_OFFSET(ir, -32);
uop_MEM_STORE_REG_OFFSET(ir, IREG_SS_base, sp_reg, 28, IREG_EAX);
uop_MEM_STORE_REG_OFFSET(ir, IREG_SS_base, sp_reg, 24, IREG_ECX);
uop_MEM_STORE_REG_OFFSET(ir, IREG_SS_base, sp_reg, 20, IREG_EDX);
uop_MEM_STORE_REG_OFFSET(ir, IREG_SS_base, sp_reg, 16, IREG_EBX);
uop_MEM_STORE_REG_OFFSET(ir, IREG_SS_base, sp_reg, 12, IREG_ESP);
uop_MEM_STORE_REG_OFFSET(ir, IREG_SS_base, sp_reg, 8, IREG_EBP);
uop_MEM_STORE_REG_OFFSET(ir, IREG_SS_base, sp_reg, 4, IREG_ESI);
uop_MEM_STORE_REG(ir, IREG_SS_base, sp_reg, IREG_EDI);
SUB_SP(ir, 32);
return op_pc;
}
uint32_t ropPOPA_16(codeblock_t *block, ir_data_t *ir, uint8_t opcode, uint32_t fetchdat, uint32_t op_32, uint32_t op_pc)
{
int sp_reg;
uop_MOV_IMM(ir, IREG_oldpc, cpu_state.oldpc);
sp_reg = LOAD_SP(ir);
uop_MEM_LOAD_REG(ir, IREG_DI, IREG_SS_base, sp_reg);
uop_MEM_LOAD_REG_OFFSET(ir, IREG_SI, IREG_SS_base, sp_reg, 2);
uop_MEM_LOAD_REG_OFFSET(ir, IREG_BP, IREG_SS_base, sp_reg, 4);
uop_MEM_LOAD_REG_OFFSET(ir, IREG_BX, IREG_SS_base, sp_reg, 8);
uop_MEM_LOAD_REG_OFFSET(ir, IREG_DX, IREG_SS_base, sp_reg, 10);
uop_MEM_LOAD_REG_OFFSET(ir, IREG_CX, IREG_SS_base, sp_reg, 12);
uop_MEM_LOAD_REG_OFFSET(ir, IREG_AX, IREG_SS_base, sp_reg, 14);
ADD_SP(ir, 16);
return op_pc;
}
uint32_t ropPOPA_32(codeblock_t *block, ir_data_t *ir, uint8_t opcode, uint32_t fetchdat, uint32_t op_32, uint32_t op_pc)
{
int sp_reg;
uop_MOV_IMM(ir, IREG_oldpc, cpu_state.oldpc);
sp_reg = LOAD_SP(ir);
uop_MEM_LOAD_REG(ir, IREG_EDI, IREG_SS_base, sp_reg);
uop_MEM_LOAD_REG_OFFSET(ir, IREG_ESI, IREG_SS_base, sp_reg, 4);
uop_MEM_LOAD_REG_OFFSET(ir, IREG_EBP, IREG_SS_base, sp_reg, 8);
uop_MEM_LOAD_REG_OFFSET(ir, IREG_EBX, IREG_SS_base, sp_reg, 16);
uop_MEM_LOAD_REG_OFFSET(ir, IREG_EDX, IREG_SS_base, sp_reg, 20);
uop_MEM_LOAD_REG_OFFSET(ir, IREG_ECX, IREG_SS_base, sp_reg, 24);
uop_MEM_LOAD_REG_OFFSET(ir, IREG_EAX, IREG_SS_base, sp_reg, 28);
ADD_SP(ir, 32);
return op_pc;
}

6
src/codegen_ops_stack.h
View file

@ -38,3 +38,9 @@ uint32_t ropPOP_GS_32(codeblock_t *block, ir_data_t *ir, uint8_t opcode, uint32_
uint32_t ropLEAVE_16(codeblock_t *block, ir_data_t *ir, uint8_t opcode, uint32_t fetchdat, uint32_t op_32, uint32_t op_pc);
uint32_t ropLEAVE_32(codeblock_t *block, ir_data_t *ir, uint8_t opcode, uint32_t fetchdat, uint32_t op_32, uint32_t op_pc);
uint32_t ropPUSHA_16(codeblock_t *block, ir_data_t *ir, uint8_t opcode, uint32_t fetchdat, uint32_t op_32, uint32_t op_pc);
uint32_t ropPUSHA_32(codeblock_t *block, ir_data_t *ir, uint8_t opcode, uint32_t fetchdat, uint32_t op_32, uint32_t op_pc);
uint32_t ropPOPA_16(codeblock_t *block, ir_data_t *ir, uint8_t opcode, uint32_t fetchdat, uint32_t op_32, uint32_t op_pc);
uint32_t ropPOPA_32(codeblock_t *block, ir_data_t *ir, uint8_t opcode, uint32_t fetchdat, uint32_t op_32, uint32_t op_pc);