35 lines
956 B
C++
35 lines
956 B
C++
#include <ucontext.h>
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namespace factor {
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#define UAP_STACK_POINTER(ucontext) \
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((ucontext_t*)ucontext)->uc_mcontext.uc_regs->gregs[1]
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#define UAP_PROGRAM_COUNTER(ucontext) \
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(((ucontext_t*)ucontext)->uc_mcontext.uc_regs->gregs[32])
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#define CODE_TO_FUNCTION_POINTER(code) (void)0
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#define CODE_TO_FUNCTION_POINTER_CALLBACK(vm, code) (void)0
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#define FUNCTION_CODE_POINTER(ptr) ptr
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#define FUNCTION_TOC_POINTER(ptr) ptr
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inline static unsigned int uap_fpu_status(void* uap) {
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union {
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double as_double;
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unsigned int as_uint[2];
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} tmp;
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tmp.as_double = ((ucontext_t*)uap)->uc_mcontext.uc_regs->fpregs.fpscr;
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return tmp.as_uint[1];
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}
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inline static void uap_clear_fpu_status(void* uap) {
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union {
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double as_double;
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unsigned int as_uint[2];
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} tmp;
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tmp.as_double = ((ucontext_t*)uap)->uc_mcontext.uc_regs->fpregs.fpscr;
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tmp.as_uint[1] &= 0x0007f8ff;
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((ucontext_t*)uap)->uc_mcontext.uc_regs->fpregs.fpscr = tmp.as_double;
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}
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}
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