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Fix HLE callbacks within context of HLE PPU stack variables

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This commit is contained in:
Eladash 2021-06-28 13:57:57 +03:00
parent b6fccee6a4
commit 9b050a33e4
1 changed files with 3 additions and 1 deletions
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4
rpcs3/Emu/Cell/PPUCallback.h
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@ -170,10 +170,12 @@ namespace ppu_cb_detail
{ {
FORCE_INLINE static void call(ppu_thread& CPU, u32 pc, u32 rtoc, T... args) FORCE_INLINE static void call(ppu_thread& CPU, u32 pc, u32 rtoc, T... args)
{ {
const u64 old_r1 = CPU.gpr[1];
CPU.gpr[1] &= -16; // Ensure 16-byte alignment
const bool stack = _bind_func_args<0, 0, 0, T...>(CPU, args...); const bool stack = _bind_func_args<0, 0, 0, T...>(CPU, args...);
CPU.gpr[1] -= stack ? FIXED_STACK_FRAME_SIZE : 0x70; // create reserved area CPU.gpr[1] -= stack ? FIXED_STACK_FRAME_SIZE : 0x70; // create reserved area
CPU.fast_call(pc, rtoc); CPU.fast_call(pc, rtoc);
CPU.gpr[1] += stack ? FIXED_STACK_FRAME_SIZE : 0x70; CPU.gpr[1] = old_r1;
} }
}; };
} }