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compare: Hello_User:c017eb630ab917bffd3bc6a0a46995b49e7d8049
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2 Commits
c3934c624f ... c017eb630a

Author SHA1 Message Date
Skyth (Asilkan)
c017eb630a PPC context header adjustments. (#123) 2025-03-21 17:40:55 +03:00
Skyth (Asilkan)
82b4cd3bb7 Fix return value from longjmp getting forgotten after setjmp. (#122) 
Restoring env to ctx was causing this because the return value was getting assigned to r3 before the if check.
 2025-03-21 17:38:08 +03:00
2 changed files with 26 additions and 31 deletions
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5
XenonRecomp/recompiler.cpp
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@@ -378,8 +378,9 @@ bool Recompiler::Recompile(
else if (address == config.setJmpAddress) else if (address == config.setJmpAddress)
{ {
println("\t{} = ctx;", env()); println("\t{} = ctx;", env());
println("\t{}.s64 = setjmp(*reinterpret_cast<jmp_buf*>(base + {}.u32));", r(3), r(3)); println("\t{}.s64 = setjmp(*reinterpret_cast<jmp_buf*>(base + {}.u32));", temp(), r(3));
println("\tif ({}.s64 != 0) ctx = {};", r(3), env()); println("\tif ({}.s64 != 0) ctx = {};", temp(), env());
println("\t{} = {};", r(3), temp());
} }
else else
{ {

52
XenonUtils/ppc_context.h
View File

@@ -123,21 +123,18 @@ struct PPCFuncMapping
extern PPCFuncMapping PPCFuncMappings[]; extern PPCFuncMapping PPCFuncMappings[];
struct PPCRegister union PPCRegister
{ {
union int8_t s8;
{ uint8_t u8;
int8_t s8; int16_t s16;
uint8_t u8; uint16_t u16;
int16_t s16; int32_t s32;
uint16_t u16; uint32_t u32;
int32_t s32; int64_t s64;
uint32_t u32; uint64_t u64;
int64_t s64; float f32;
uint64_t u64; double f64;
float f32;
double f64;
};
}; };
struct PPCXERRegister struct PPCXERRegister
@@ -194,21 +191,18 @@ struct PPCCRRegister
} }
}; };
struct alignas(0x10) PPCVRegister union alignas(0x10) PPCVRegister
{ {
union int8_t s8[16];
{ uint8_t u8[16];
int8_t s8[16]; int16_t s16[8];
uint8_t u8[16]; uint16_t u16[8];
int16_t s16[8]; int32_t s32[4];
uint16_t u16[8]; uint32_t u32[4];
int32_t s32[4]; int64_t s64[2];
uint32_t u32[4]; uint64_t u64[2];
int64_t s64[2]; float f32[4];
uint64_t u64[2]; double f64[2];
float f32[4];
double f64[2];
};
}; };
#define PPC_ROUND_NEAREST 0x00 #define PPC_ROUND_NEAREST 0x00
@@ -270,7 +264,7 @@ struct PPCFPSCRRegister
} }
}; };
struct PPCContext struct alignas(0x40) PPCContext
{ {
PPCRegister r3; PPCRegister r3;
#ifndef PPC_CONFIG_NON_ARGUMENT_AS_LOCAL #ifndef PPC_CONFIG_NON_ARGUMENT_AS_LOCAL