36 lines
601 B
NASM
36 lines
601 B
NASM
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global _setjmp
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global setjmp
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_setjmp:
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setjmp:
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mov rsi, 0
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mov [rdi], rbx
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mov [rdi+8], r12
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mov [rdi+16], r13
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mov [rdi+24], r14
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mov [rdi+32], r15
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mov [rdi+40], rbp
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mov [rdi+48], rsp
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mov rax, [rsp]
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mov [rdi+56], rax
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xor rax, rax
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ret
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global _longjmp
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global longjmp
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_longjmp:
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longjmp:
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mov rax, rsi
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cmp rax, 0
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jne .nonzero
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mov rax, 1
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.nonzero:
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mov rbx, [rdi]
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mov r12, [rdi+8]
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mov r13, [rdi+16]
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mov r14, [rdi+24]
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mov r15, [rdi+32]
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mov rbp, [rdi+40]
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mov rsp, [rdi+48]
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mov rcx, [rdi+56]
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mov [rsp], rcx
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ret
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