33 lines
978 B
C++
33 lines
978 B
C++
#include <ucontext.h>
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namespace factor {
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inline static unsigned int uap_fpu_status(void* uap) {
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ucontext_t* ucontext = (ucontext_t*)uap;
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return ucontext->uc_mcontext.fpregs->swd |
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ucontext->uc_mcontext.fpregs->mxcsr;
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}
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inline static void uap_clear_fpu_status(void* uap) {
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ucontext_t* ucontext = (ucontext_t*)uap;
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ucontext->uc_mcontext.fpregs->swd = 0;
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ucontext->uc_mcontext.fpregs->mxcsr &= 0xffffffc0;
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}
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#define UAP_STACK_POINTER(ucontext) \
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(((ucontext_t*)ucontext)->uc_mcontext.gregs[15])
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#define UAP_PROGRAM_COUNTER(ucontext) \
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(((ucontext_t*)ucontext)->uc_mcontext.gregs[16])
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#define UAP_SET_TOC_POINTER(uap, ptr) (void)0
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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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/* Must match the stack-frame-size constant in
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bootstrap/assembler/x86.64.unix.factor */
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static const unsigned JIT_FRAME_SIZE = 32;
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}
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