wuggy/Dactyloidae
wuggy/Dactyloidae
1
0
Fork 0
mirror of https://repo.dactyloidae.xyz/Dactyloidae/UXP.git synced 2026-09-29 20:07:30 +09:00
Code Issues Projects Releases Packages Wiki Activity

Issue #3049 - loongarch64: fix JIT value boxing and unboxing

Browse source
This commit is contained in:
Basilisk-Dev 2026-04-25 11:50:42 -04:00 • committed by wuggy
commit 95c0370fb0
2 changed files with 6 additions and 6 deletions
Download patch file Download diff file Expand all files Collapse all files

3
js/src/jit/loongarch64/MacroAssembler-loongarch64.cpp
View file

@ -3995,7 +3995,8 @@ void MacroAssemblerLOONGARCH64Compat::tagValue(JSValueType type, Register payloa
as_or(scratch, payload, zero); as_or(scratch, payload, zero);
payload = scratch; payload = scratch;
} }
ma_li(dest.valueReg(), ImmWord(JSVAL_TYPE_TO_SHIFTED_TAG(type))); ma_li(dest.valueReg(), Imm32(int32_t(JSVAL_TYPE_TO_TAG(type))));
as_slli_d(dest.valueReg(), dest.valueReg(), JSVAL_TAG_SHIFT);
if (type == JSVAL_TYPE_INT32 || type == JSVAL_TYPE_BOOLEAN) { if (type == JSVAL_TYPE_INT32 || type == JSVAL_TYPE_BOOLEAN) {
as_bstrins_d(dest.valueReg(), payload, 31, 0); as_bstrins_d(dest.valueReg(), payload, 31, 0);
} else { } else {

9
js/src/jit/loongarch64/MacroAssembler-loongarch64.h
View file

@ -864,10 +864,8 @@ class MacroAssemblerLOONGARCH64Compat : public MacroAssemblerLOONGARCH64 {
as_slli_w(dest, src, 0); as_slli_w(dest, src, 0);
return; return;
} }
ScratchRegisterScope scratch(asMasm());
MOZ_ASSERT(scratch != src); as_bstrpick_d(dest, src, JSVAL_TAG_SHIFT - 1, 0);
mov(ImmWord(JSVAL_TYPE_TO_SHIFTED_TAG(type)), scratch);
as_xor(dest, src, scratch);
} }
template <typename T> template <typename T>
@ -1089,7 +1087,8 @@ class MacroAssemblerLOONGARCH64Compat : public MacroAssemblerLOONGARCH64 {
bind(&upper32BitsSignExtended); bind(&upper32BitsSignExtended);
} }
#endif #endif
ma_li(dest, ImmWord(JSVAL_TYPE_TO_SHIFTED_TAG(type))); ma_li(dest, Imm32(int32_t(JSVAL_TYPE_TO_TAG(type))));
as_slli_d(dest, dest, JSVAL_TAG_SHIFT);
if (type == JSVAL_TYPE_INT32 || type == JSVAL_TYPE_BOOLEAN) { if (type == JSVAL_TYPE_INT32 || type == JSVAL_TYPE_BOOLEAN) {
as_bstrins_d(dest, src, 31, 0); as_bstrins_d(dest, src, 31, 0);
} else { } else {