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Added recompiled register versions of FADD, FDIV, FDIVR, FMUL, FSUB and FSUBR.

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This commit is contained in:
SarahW 2018-10-07 22:02:31 +01:00
commit 78996b3e5c
31 changed files with 1642 additions and 166 deletions
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24
src/codegen_backend_x86-64.c
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@ -5,6 +5,7 @@
#include "codegen_backend.h"
#include "codegen_backend_x86-64_defs.h"
#include "codegen_backend_x86-64_ops.h"
#include "codegen_reg.h"
#include "x86.h"
#if defined(__linux__) || defined(__APPLE__)
@ -30,6 +31,17 @@ int codegen_host_reg_list[CODEGEN_HOST_REGS] =
REG_EDX
};
int codegen_host_fp_reg_list[CODEGEN_HOST_FP_REGS] =
{
REG_XMM0,
REG_XMM1,
REG_XMM2,
REG_XMM3,
REG_XMM4,
REG_XMM5,
REG_XMM6
};
static void *mem_abrt_rout;
static void build_load_routine(codeblock_t *block, int size)
@ -286,10 +298,16 @@ void codegen_backend_prologue(codeblock_t *block)
addbyte(0x48); /*SUBL $40,%rsp*/
addbyte(0x83);
addbyte(0xEC);
addbyte(0x28);
addbyte(0x38);
addbyte(0x48); /*MOVL RBP, &cpu_state*/
addbyte(0xBD);
addquad(((uintptr_t)&cpu_state) + 128);
if (block->flags & CODEBLOCK_HAS_FPU)
{
host_x86_MOV32_REG_ABS(block, REG_EAX, &cpu_state.TOP);
host_x86_SUB32_REG_IMM(block, REG_EAX, REG_EAX, block->TOP);
host_x86_MOV32_BASE_OFFSET_REG(block, REG_ESP, IREG_TOP_diff_stack_offset, REG_EAX);
}
}
void codegen_backend_epilogue(codeblock_t *block)
@ -297,7 +315,7 @@ void codegen_backend_epilogue(codeblock_t *block)
addbyte(0x48); /*ADDL $40,%rsp*/
addbyte(0x83);
addbyte(0xC4);
addbyte(0x28);
addbyte(0x38);
addbyte(0x41); /*POP R15*/
addbyte(0x5f);
addbyte(0x41); /*POP R14*/
@ -336,7 +354,7 @@ void codegen_backend_epilogue(codeblock_t *block)
addbyte(0x48); /*ADDL $40,%rsp*/
addbyte(0x83);
addbyte(0xC4);
addbyte(0x28);
addbyte(0x38);
addbyte(0x41); /*POP R15*/
addbyte(0x5f);
addbyte(0x41); /*POP R14*/