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x86emitter: Abstract MXCSR into a general FPControlRegister type

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This commit is contained in:
Stenzek
2023-12-27 13:55:35 +10:00
committed by Connor McLaughlin
parent 86edc0dbe2
commit 308f8c5112
35 changed files with 583 additions and 350 deletions
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common/FastJmp.cpp
+46 -1
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@@ -3,7 +3,7 @@
#include "FastJmp.h"
#ifndef _WIN32
#if !defined(_MSC_VER) || defined(__clang__)
#if defined(__APPLE__)
#define PREFIX "_"
@@ -11,6 +11,8 @@
#define PREFIX ""
#endif
#if defined(_M_X86)
asm(
"\t.global " PREFIX "fastjmp_set\n"
"\t.global " PREFIX "fastjmp_jmp\n"
@@ -43,4 +45,47 @@ asm(
jmp *%rdx
)");
#elif defined(_M_ARM64)
asm(
"\t.global " PREFIX "fastjmp_set\n"
"\t.global " PREFIX "fastjmp_jmp\n"
"\t.text\n"
"\t.align 16\n"
"\t" PREFIX "fastjmp_set:" R"(
mov x16, sp
stp x16, x30, [x0]
stp x19, x20, [x0, #16]
stp x21, x22, [x0, #32]
stp x23, x24, [x0, #48]
stp x25, x26, [x0, #64]
stp x27, x28, [x0, #80]
str x29, [x0, #96]
stp d8, d9, [x0, #112]
stp d10, d11, [x0, #128]
stp d12, d13, [x0, #144]
stp d14, d15, [x0, #160]
mov w0, wzr
br x30
)"
".align 16\n"
"\t" PREFIX "fastjmp_jmp:" R"(
ldp x16, x30, [x0]
mov sp, x16
ldp x19, x20, [x0, #16]
ldp x21, x22, [x0, #32]
ldp x23, x24, [x0, #48]
ldp x25, x26, [x0, #64]
ldp x27, x28, [x0, #80]
ldr x29, [x0, #96]
ldp d8, d9, [x0, #112]
ldp d10, d11, [x0, #128]
ldp d12, d13, [x0, #144]
ldp d14, d15, [x0, #160]
mov w0, w1
br x30
)");
#endif
#endif // __WIN32