openperf/abstract-machine
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2020 release

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Yanyan Jiang 2020-08-11 22:03:04 +08:00 • committed by Zihao Yu
commit 61348e8b07
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am/include/arch/native.h Normal file
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#ifndef ARCH_H__
#define ARCH_H__
#ifndef __USE_GNU
# define __USE_GNU
#endif
#include <ucontext.h>
struct Context {
uintptr_t ksp;
void *vm_head;
ucontext_t uc;
// skip the red zone of the stack frame, see the amd64 ABI manual for details
uint8_t redzone[128];
};
#define GPR1 uc.uc_mcontext.gregs[REG_RDI]
#define GPR2 uc.uc_mcontext.gregs[REG_RSI]
#define GPR3 uc.uc_mcontext.gregs[REG_RDX]
#define GPR4 uc.uc_mcontext.gregs[REG_RCX]
#define GPRx uc.uc_mcontext.gregs[REG_RAX]
#undef __USE_GNU
#endif