Files
86Box/src/codegen/codegen_ops_mmx.h

278 lines
10 KiB
C

static uint32_t ropMOVQ_q_mm(uint8_t opcode, uint32_t fetchdat, uint32_t op_32, uint32_t op_pc, codeblock_t *block)
{
int host_reg1, host_reg2;
MMX_ENTER();
LOAD_MMX_Q((fetchdat >> 3) & 7, &host_reg1, &host_reg2);
if ((fetchdat & 0xc0) == 0xc0)
{
STORE_MMX_Q(fetchdat & 7, host_reg1, host_reg2);
}
else
{
x86seg *target_seg = FETCH_EA(op_ea_seg, fetchdat, op_ssegs, &op_pc, op_32);
STORE_IMM_ADDR_L((uintptr_t)&cpu_state.oldpc, op_old_pc);
CHECK_SEG_WRITE(target_seg);
CHECK_SEG_LIMITS(target_seg, 7);
MEM_STORE_ADDR_EA_Q(target_seg, host_reg1, host_reg2);
}
return op_pc + 1;
}
static uint32_t ropMOVQ_mm_q(uint8_t opcode, uint32_t fetchdat, uint32_t op_32, uint32_t op_pc, codeblock_t *block)
{
MMX_ENTER();
if ((fetchdat & 0xc0) == 0xc0)
{
int host_reg1, host_reg2;
LOAD_MMX_Q(fetchdat & 7, &host_reg1, &host_reg2);
STORE_MMX_Q((fetchdat >> 3) & 7, host_reg1, host_reg2);
}
else
{
x86seg *target_seg = FETCH_EA(op_ea_seg, fetchdat, op_ssegs, &op_pc, op_32);
STORE_IMM_ADDR_L((uintptr_t)&cpu_state.oldpc, op_old_pc);
CHECK_SEG_READ(target_seg);
MEM_LOAD_ADDR_EA_Q(target_seg);
STORE_MMX_Q((fetchdat >> 3) & 7, LOAD_Q_REG_1, LOAD_Q_REG_2);
}
return op_pc + 1;
}
static uint32_t ropMOVD_l_mm(uint8_t opcode, uint32_t fetchdat, uint32_t op_32, uint32_t op_pc, codeblock_t *block)
{
int host_reg;
MMX_ENTER();
host_reg = LOAD_MMX_D((fetchdat >> 3) & 7);
if ((fetchdat & 0xc0) == 0xc0)
{
STORE_REG_TARGET_L_RELEASE(host_reg, fetchdat & 7);
}
else
{
x86seg *target_seg = FETCH_EA(op_ea_seg, fetchdat, op_ssegs, &op_pc, op_32);
STORE_IMM_ADDR_L((uintptr_t)&cpu_state.oldpc, op_old_pc);
CHECK_SEG_WRITE(target_seg);
CHECK_SEG_LIMITS(target_seg, 3);
MEM_STORE_ADDR_EA_L(target_seg, host_reg);
}
return op_pc + 1;
}
static uint32_t ropMOVD_mm_l(uint8_t opcode, uint32_t fetchdat, uint32_t op_32, uint32_t op_pc, codeblock_t *block)
{
MMX_ENTER();
if ((fetchdat & 0xc0) == 0xc0)
{
int host_reg = LOAD_REG_L(fetchdat & 7);
STORE_MMX_LQ((fetchdat >> 3) & 7, host_reg);
}
else
{
x86seg *target_seg = FETCH_EA(op_ea_seg, fetchdat, op_ssegs, &op_pc, op_32);
STORE_IMM_ADDR_L((uintptr_t)&cpu_state.oldpc, op_old_pc);
CHECK_SEG_READ(target_seg);
MEM_LOAD_ADDR_EA_L(target_seg);
STORE_MMX_LQ((fetchdat >> 3) & 7, 0);
}
return op_pc + 1;
}
#define MMX_OP(name, func) \
static uint32_t name(uint8_t opcode, uint32_t fetchdat, uint32_t op_32, uint32_t op_pc, codeblock_t *block) \
{ \
int src_reg1, src_reg2; \
int xmm_src, xmm_dst; \
\
MMX_ENTER(); \
\
if ((fetchdat & 0xc0) == 0xc0) \
{ \
xmm_src = LOAD_MMX_Q_MMX(fetchdat & 7); \
} \
else \
{ \
x86seg *target_seg = FETCH_EA(op_ea_seg, fetchdat, op_ssegs, &op_pc, op_32); \
\
STORE_IMM_ADDR_L((uintptr_t)&cpu_state.oldpc, op_old_pc); \
\
CHECK_SEG_READ(target_seg); \
\
MEM_LOAD_ADDR_EA_Q(target_seg); \
src_reg1 = LOAD_Q_REG_1; \
src_reg2 = LOAD_Q_REG_2; \
xmm_src = LOAD_INT_TO_MMX(src_reg1, src_reg2); \
} \
xmm_dst = LOAD_MMX_Q_MMX((fetchdat >> 3) & 7); \
func(xmm_dst, xmm_src); \
STORE_MMX_Q_MMX((fetchdat >> 3) & 7, xmm_dst); \
\
return op_pc + 1; \
}
MMX_OP(ropPAND, MMX_AND)
MMX_OP(ropPANDN, MMX_ANDN)
MMX_OP(ropPOR, MMX_OR)
MMX_OP(ropPXOR, MMX_XOR)
MMX_OP(ropPADDB, MMX_ADDB)
MMX_OP(ropPADDW, MMX_ADDW)
MMX_OP(ropPADDD, MMX_ADDD)
MMX_OP(ropPADDSB, MMX_ADDSB)
MMX_OP(ropPADDSW, MMX_ADDSW)
MMX_OP(ropPADDUSB, MMX_ADDUSB)
MMX_OP(ropPADDUSW, MMX_ADDUSW)
MMX_OP(ropPSUBB, MMX_SUBB)
MMX_OP(ropPSUBW, MMX_SUBW)
MMX_OP(ropPSUBD, MMX_SUBD)
MMX_OP(ropPSUBSB, MMX_SUBSB)
MMX_OP(ropPSUBSW, MMX_SUBSW)
MMX_OP(ropPSUBUSB, MMX_SUBUSB)
MMX_OP(ropPSUBUSW, MMX_SUBUSW)
MMX_OP(ropPUNPCKLBW, MMX_PUNPCKLBW);
MMX_OP(ropPUNPCKLWD, MMX_PUNPCKLWD);
MMX_OP(ropPUNPCKLDQ, MMX_PUNPCKLDQ);
MMX_OP(ropPACKSSWB, MMX_PACKSSWB);
MMX_OP(ropPCMPGTB, MMX_PCMPGTB);
MMX_OP(ropPCMPGTW, MMX_PCMPGTW);
MMX_OP(ropPCMPGTD, MMX_PCMPGTD);
MMX_OP(ropPACKUSWB, MMX_PACKUSWB);
MMX_OP(ropPUNPCKHBW, MMX_PUNPCKHBW);
MMX_OP(ropPUNPCKHWD, MMX_PUNPCKHWD);
MMX_OP(ropPUNPCKHDQ, MMX_PUNPCKHDQ);
MMX_OP(ropPACKSSDW, MMX_PACKSSDW);
MMX_OP(ropPCMPEQB, MMX_PCMPEQB);
MMX_OP(ropPCMPEQW, MMX_PCMPEQW);
MMX_OP(ropPCMPEQD, MMX_PCMPEQD);
MMX_OP(ropPSRLW, MMX_PSRLW)
MMX_OP(ropPSRLD, MMX_PSRLD)
MMX_OP(ropPSRLQ, MMX_PSRLQ)
MMX_OP(ropPSRAW, MMX_PSRAW)
MMX_OP(ropPSRAD, MMX_PSRAD)
MMX_OP(ropPSLLW, MMX_PSLLW)
MMX_OP(ropPSLLD, MMX_PSLLD)
MMX_OP(ropPSLLQ, MMX_PSLLQ)
MMX_OP(ropPMULLW, MMX_PMULLW);
MMX_OP(ropPMULHW, MMX_PMULHW);
MMX_OP(ropPMADDWD, MMX_PMADDWD);
static uint32_t ropPSxxW_imm(uint8_t opcode, uint32_t fetchdat, uint32_t op_32, uint32_t op_pc, codeblock_t *block)
{
int xmm_dst;
if ((fetchdat & 0xc0) != 0xc0)
return 0;
if ((fetchdat & 0x08) || !(fetchdat & 0x30))
return 0;
MMX_ENTER();
xmm_dst = LOAD_MMX_Q_MMX(fetchdat & 7);
switch (fetchdat & 0x38)
{
case 0x10: /*PSRLW*/
MMX_PSRLW_imm(xmm_dst, (fetchdat >> 8) & 0xff);
break;
case 0x20: /*PSRAW*/
MMX_PSRAW_imm(xmm_dst, (fetchdat >> 8) & 0xff);
break;
case 0x30: /*PSLLW*/
MMX_PSLLW_imm(xmm_dst, (fetchdat >> 8) & 0xff);
break;
}
STORE_MMX_Q_MMX(fetchdat & 7, xmm_dst);
return op_pc + 2;
}
static uint32_t ropPSxxD_imm(uint8_t opcode, uint32_t fetchdat, uint32_t op_32, uint32_t op_pc, codeblock_t *block)
{
int xmm_dst;
if ((fetchdat & 0xc0) != 0xc0)
return 0;
if ((fetchdat & 0x08) || !(fetchdat & 0x30))
return 0;
MMX_ENTER();
xmm_dst = LOAD_MMX_Q_MMX(fetchdat & 7);
switch (fetchdat & 0x38)
{
case 0x10: /*PSRLD*/
MMX_PSRLD_imm(xmm_dst, (fetchdat >> 8) & 0xff);
break;
case 0x20: /*PSRAD*/
MMX_PSRAD_imm(xmm_dst, (fetchdat >> 8) & 0xff);
break;
case 0x30: /*PSLLD*/
MMX_PSLLD_imm(xmm_dst, (fetchdat >> 8) & 0xff);
break;
}
STORE_MMX_Q_MMX(fetchdat & 7, xmm_dst);
return op_pc + 2;
}
static uint32_t ropPSxxQ_imm(uint8_t opcode, uint32_t fetchdat, uint32_t op_32, uint32_t op_pc, codeblock_t *block)
{
int xmm_dst;
if ((fetchdat & 0xc0) != 0xc0)
return 0;
if ((fetchdat & 0x08) || !(fetchdat & 0x30))
return 0;
MMX_ENTER();
xmm_dst = LOAD_MMX_Q_MMX(fetchdat & 7);
switch (fetchdat & 0x38)
{
case 0x10: /*PSRLQ*/
MMX_PSRLQ_imm(xmm_dst, (fetchdat >> 8) & 0xff);
break;
case 0x20: /*PSRAQ*/
MMX_PSRAQ_imm(xmm_dst, (fetchdat >> 8) & 0xff);
break;
case 0x30: /*PSLLQ*/
MMX_PSLLQ_imm(xmm_dst, (fetchdat >> 8) & 0xff);
break;
}
STORE_MMX_Q_MMX(fetchdat & 7, xmm_dst);
return op_pc + 2;
}
static uint32_t ropEMMS(uint8_t opcode, uint32_t fetchdat, uint32_t op_32, uint32_t op_pc, codeblock_t *block)
{
codegen_mmx_entered = 0;
return 0;
}