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Avoid double byte swaps in interlocked functions.

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This commit is contained in:
Skyth 2024-09-23 00:07:38 +03:00
parent ad4e6b010e
commit e366e1eea9
1 changed files with 6 additions and 6 deletions
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12
PowerRecomp/recompiler.cpp
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@ -579,11 +579,11 @@ bool Recompiler::Recompile(const Function& fn, uint32_t base, const ppc_insn& in
break;
case PPC_INST_LDARX:
print("\tctx.reserved.u64 = PPC_LOAD_U64(");
print("\tctx.reserved.u64 = *(uint64_t*)(base + ");
if (insn.operands[1] != 0)
print("ctx.r{}.u32 + ", insn.operands[1]);
println("ctx.r{}.u32);", insn.operands[2]);
println("\tctx.r{}.u64 = ctx.reserved.u64;", insn.operands[0]);
println("\tctx.r{}.u64 = __builtin_bswap64(ctx.reserved.u64);", insn.operands[0]);
break;
case PPC_INST_LDU:
@ -723,11 +723,11 @@ bool Recompiler::Recompile(const Function& fn, uint32_t base, const ppc_insn& in
break;
case PPC_INST_LWARX:
print("\tctx.reserved.u32 = PPC_LOAD_U32(");
print("\tctx.reserved.u32 = *(uint32_t*)(base + ");
if (insn.operands[1] != 0)
print("ctx.r{}.u32 + ", insn.operands[1]);
println("ctx.r{}.u32);", insn.operands[2]);
println("\tctx.r{}.u64 = ctx.reserved.u32;", insn.operands[0]);
println("\tctx.r{}.u64 = __builtin_bswap32(ctx.reserved.u32);", insn.operands[0]);
break;
case PPC_INST_LWAX:
@ -1022,7 +1022,7 @@ bool Recompiler::Recompile(const Function& fn, uint32_t base, const ppc_insn& in
print("\tctx.cr0.eq = _InterlockedCompareExchange64(reinterpret_cast<__int64*>(base + ");
if (insn.operands[1] != 0)
print("ctx.r{}.u32 + ", insn.operands[1]);
println("ctx.r{}.u32), __builtin_bswap64(ctx.r{}.s64), __builtin_bswap64(ctx.reserved.s64)) == __builtin_bswap64(ctx.reserved.s64);",
println("ctx.r{}.u32), __builtin_bswap64(ctx.r{}.s64), ctx.reserved.s64) == ctx.reserved.s64;",
insn.operands[2], insn.operands[0]);
println("\tctx.cr0.so = ctx.xer.so;");
break;
@ -1178,7 +1178,7 @@ bool Recompiler::Recompile(const Function& fn, uint32_t base, const ppc_insn& in
print("\tctx.cr0.eq = _InterlockedCompareExchange(reinterpret_cast<long*>(base + ");
if (insn.operands[1] != 0)
print("ctx.r{}.u32 + ", insn.operands[1]);
println("ctx.r{}.u32), __builtin_bswap32(ctx.r{}.s32), __builtin_bswap32(ctx.reserved.s32)) == __builtin_bswap32(ctx.reserved.s32);",
println("ctx.r{}.u32), __builtin_bswap32(ctx.r{}.s32), ctx.reserved.s32) == ctx.reserved.s32;",
insn.operands[2], insn.operands[0]);
println("\tctx.cr0.so = ctx.xer.so;");
break;