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Katayama Hirofumi MZ 2025-03-29 19:59:47 +09:00
parent 7389c1f0f3
commit 78a504cc01
1 changed files with 31 additions and 2 deletions
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33
sdk/lib/crt/setjmp/amd64/setjmp.s
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@ -51,8 +51,37 @@ FUNC _setjmp
.endprolog
xor rdx, rdx
jmp _setjmpex
push rbp /* Save rbp */
mov rbp, rsp /* rbp = rsp */
and rsp, -16 /* Align rsp to 16-byte boundary */
mov [rcx + JUMP_BUFFER_Rbx], rbx /* Store rbx */
mov [rcx + JUMP_BUFFER_Rsp], rsp /* Store rsp (aligned) */
mov [rcx + JUMP_BUFFER_Rbp], rbp /* Store rbp (aligned) */
mov [rcx + JUMP_BUFFER_Rsi], rsi /* Store rsi (non-volatile on windows) */
mov [rcx + JUMP_BUFFER_Rdi], rdi /* Store rdi (non-volatile on windows) */
mov [rcx + JUMP_BUFFER_R12], r12 /* Store r12 */
mov [rcx + JUMP_BUFFER_R13], r13 /* Store r13 */
mov [rcx + JUMP_BUFFER_R14], r14 /* Store r14 */
mov [rcx + JUMP_BUFFER_R15], r15 /* Store r15 */
lea rax, [rip + LABEL1] /* Get the return address (LABEL1) */
mov [rcx + JUMP_BUFFER_Rip], rax /* Store rip (return address) */
mov rax, [rsp + 8]
mov [rcx + JUMP_BUFFER_Frame], rax /* Store frame pointer */
movdqu [rcx + JUMP_BUFFER_Xmm6], xmm6 /* Store xmm6 */
movdqu [rcx + JUMP_BUFFER_Xmm7], xmm7 /* Store xmm7 */
movdqu [rcx + JUMP_BUFFER_Xmm8], xmm8 /* Store xmm8 */
movdqu [rcx + JUMP_BUFFER_Xmm9], xmm9 /* Store xmm9 */
movdqu [rcx + JUMP_BUFFER_Xmm10], xmm10 /* Store xmm10 */
movdqu [rcx + JUMP_BUFFER_Xmm11], xmm11 /* Store xmm11 */
movdqu [rcx + JUMP_BUFFER_Xmm12], xmm12 /* Store xmm12 */
movdqu [rcx + JUMP_BUFFER_Xmm13], xmm13 /* Store xmm13 */
movdqu [rcx + JUMP_BUFFER_Xmm14], xmm14 /* Store xmm14 */
movdqu [rcx + JUMP_BUFFER_Xmm15], xmm15 /* Store xmm15 */
mov rsp, rbp /* Restore original rsp */
pop rbp /* Restore original rbp */
xor eax, eax /* Return 0 */
LABEL1:
ret
ENDFUNC
/*!