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Allow overloads of ppc load/store macros

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This commit is contained in:
Sajid 2024-11-24 16:16:08 +06:00
parent e5317bda48
commit 4b47b24afd
2 changed files with 61 additions and 6 deletions
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6
PowerRecomp/recompiler.cpp
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@ -2388,6 +2388,12 @@ void Recompiler::Recompile()
if (config.nonVolatileRegistersAsLocalVariables)
println("#define PPC_CONFIG_NON_VOLATILE_AS_LOCAL");
println("");
println("#ifdef PPC_INCLUDE_DETAIL");
println("#include \"ppc_detail.h\"");
println("#endif");
println("\n#endif");
SaveCurrentOutData("ppc_config.h");

61
PowerUtils/ppc_context.h
View File

@ -24,34 +24,83 @@
#define PPC_FUNC_PROLOGUE() __builtin_assume(((size_t)base & 0xFFFFFFFF) == 0)
#ifndef PPC_LOAD_U8
#define PPC_LOAD_U8(x) *(volatile uint8_t*)(base + (x))
#endif
#ifndef PPC_LOAD_U16
#define PPC_LOAD_U16(x) __builtin_bswap16(*(volatile uint16_t*)(base + (x)))
#endif
#ifndef PPC_LOAD_U32
#define PPC_LOAD_U32(x) __builtin_bswap32(*(volatile uint32_t*)(base + (x)))
#endif
#ifndef PPC_LOAD_U64
#define PPC_LOAD_U64(x) __builtin_bswap64(*(volatile uint64_t*)(base + (x)))
#endif
// TODO: Implement.
// These are currently unused. However, MMIO loads could possibly be handled statically with some profiling and a fallback.
// The fallback would be a runtime exception handler which will intercept reads from MMIO regions
// and log the PC for compiling to static code later.
#ifndef PPC_MM_LOAD_U8
#define PPC_MM_LOAD_U8(x) PPC_LOAD_U8 (x)
#define PPC_MM_LOAD_U16(x) PPC_LOAD_U16(x)
#define PPC_MM_LOAD_U32(x) PPC_LOAD_U32(x)
#define PPC_MM_LOAD_U64(x) PPC_LOAD_U64(x)
#endif
#ifndef PPC_MM_LOAD_U16
#define PPC_MM_LOAD_U16(x) PPC_LOAD_U16(x)
#endif
#ifndef PPC_MM_LOAD_U32
#define PPC_MM_LOAD_U32(x) PPC_LOAD_U32(x)
#endif
#ifndef PPC_MM_LOAD_U64
#define PPC_MM_LOAD_U64(x) PPC_LOAD_U64(x)
#endif
#ifndef PPC_STORE_U8
#define PPC_STORE_U8(x, y) *(volatile uint8_t*)(base + (x)) = (y)
#endif
#ifndef PPC_STORE_U16
#define PPC_STORE_U16(x, y) *(volatile uint16_t*)(base + (x)) = __builtin_bswap16(y)
#endif
#ifndef PPC_STORE_U32
#define PPC_STORE_U32(x, y) *(volatile uint32_t*)(base + (x)) = __builtin_bswap32(y)
#endif
#ifndef PPC_STORE_U64
#define PPC_STORE_U64(x, y) *(volatile uint64_t*)(base + (x)) = __builtin_bswap64(y)
#endif
// MMIO Store handling is completely reliant on being preeceded by eieio.
// TODO: Verify if that's always the case.
#ifndef PPC_MM_STORE_U8
#define PPC_MM_STORE_U8(x, y) PPC_STORE_U8 (x, y)
#define PPC_MM_STORE_U16(x, y) PPC_STORE_U16(x, y)
#define PPC_MM_STORE_U32(x, y) PPC_STORE_U32(x, y)
#define PPC_MM_STORE_U64(x, y) PPC_STORE_U64(x, y)
#endif
#ifndef PPC_MM_STORE_U16
#define PPC_MM_STORE_U16(x, y) PPC_STORE_U16(x, y)
#endif
#ifndef PPC_MM_STORE_U32
#define PPC_MM_STORE_U32(x, y) PPC_STORE_U32(x, y)
#endif
#ifndef PPC_MM_STORE_U64
#define PPC_MM_STORE_U64(x, y) PPC_STORE_U64(x, y)
#endif
#ifndef PPC_CALL_FUNC
#define PPC_CALL_FUNC(x) x(ctx, base)
#endif
#ifndef PPC_CALL_INDIRECT_FUNC
#define PPC_CALL_INDIRECT_FUNC(x) (*(PPCFunc**)(ctx.fn + uint64_t(x) * 2))(ctx, base)
#endif
typedef void PPCFunc(struct PPCContext& __restrict__ ctx, uint8_t* base);