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Split x86 and x86-64 ops files into main/FPU/SSE files.

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This commit is contained in:
SarahW 2019-02-02 19:20:42 +00:00
commit 4c523a5fe2
17 changed files with 1708 additions and 1673 deletions
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80
src/codegen_backend_x86_ops_fpu.c Normal file
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#if defined i386 || defined __i386 || defined __i386__ || defined _X86_ || defined WIN32 || defined _WIN32 || defined _WIN32
#include "ibm.h"
#include "codegen.h"
#include "codegen_allocator.h"
#include "codegen_backend.h"
#include "codegen_backend_x86_defs.h"
#include "codegen_backend_x86_ops_fpu.h"
#include "codegen_backend_x86_ops_helpers.h"
void host_x87_FILDq_BASE(codeblock_t *block, int base_reg)
{
if (base_reg == REG_ESP)
{
codegen_alloc_bytes(block, 3);
codegen_addbyte3(block, 0xdf, 0x2c, 0x24); /*FILDq [ESP]*/
}
else
{
codegen_alloc_bytes(block, 2);
codegen_addbyte2(block, 0xdf, 0x28 | base_reg); /*FILDq [base_reg]*/
}
}
void host_x87_FISTPq_BASE(codeblock_t *block, int base_reg)
{
if (base_reg == REG_ESP)
{
codegen_alloc_bytes(block, 3);
codegen_addbyte3(block, 0xdf, 0x3c, 0x24); /*FISTPq [ESP]*/
}
else
{
codegen_alloc_bytes(block, 2);
codegen_addbyte2(block, 0xdf, 0x38 | base_reg); /*FISTPq [base_reg]*/
}
}
void host_x87_FLDCW(codeblock_t *block, void *p)
{
int offset = (uintptr_t)p - (((uintptr_t)&cpu_state) + 128);
if (offset >= -128 && offset < 127)
{
codegen_alloc_bytes(block, 3);
codegen_addbyte3(block, 0xd9, 0x68 | REG_EBP, offset); /*FLDCW offset[EBP]*/
}
else
{
codegen_alloc_bytes(block, 6);
codegen_addbyte2(block, 0xd9, 0x2d); /*FLDCW [p]*/
codegen_addlong(block, (uint32_t)p);
}
}
void host_x87_FLDd_BASE(codeblock_t *block, int base_reg)
{
if (base_reg == REG_ESP)
{
codegen_alloc_bytes(block, 3);
codegen_addbyte3(block, 0xdd, 0x04, 0x24); /*FILDq [ESP]*/
}
else
{
codegen_alloc_bytes(block, 2);
codegen_addbyte2(block, 0xdd, 0x08 | base_reg); /*FILDq [base_reg]*/
}
}
void host_x87_FSTPd_BASE(codeblock_t *block, int base_reg)
{
if (base_reg == REG_ESP)
{
codegen_alloc_bytes(block, 3);
codegen_addbyte3(block, 0xdd, 0x1c, 0x24); /*FILDq [ESP]*/
}
else
{
codegen_alloc_bytes(block, 2);
codegen_addbyte2(block, 0xdd, 0x18 | base_reg); /*FILDq [base_reg]*/
}
}
#endif