Changes in uspace/lib/c/arch/ia32/src/setjmp.S [c0699467:2b903ca] in mainline
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uspace/lib/c/arch/ia32/src/setjmp.S
rc0699467 r2b903ca 35 35 .type setjmp,@function 36 36 setjmp: 37 movl 0(%esp), %eax # save pc value into eax38 movl 4(%esp), %edx # address of the jmp_buf structure to save context to39 40 37 movl 0(%esp), %eax # save pc value into eax 38 movl 4(%esp), %edx # address of the jmp_buf structure to save context to 39 40 # save registers to the jmp_buf structure 41 41 CONTEXT_SAVE_ARCH_CORE %edx %eax 42 43 xorl %eax, %eax# set_jmp returns 042 43 xorl %eax, %eax # set_jmp returns 0 44 44 ret 45 45 46 46 .type longjmp,@function 47 47 longjmp: 48 49 movl 4(%esp), %ecx # put address of jmp_buf into ecx 50 movl 8(%esp), %eax # put return value into eax 51 52 # restore registers from the jmp_buf structure 48 movl 4(%esp), %ecx # put address of jmp_buf into ecx 49 movl 8(%esp), %eax # put return value into eax 50 51 # restore registers from the jmp_buf structure 53 52 CONTEXT_RESTORE_ARCH_CORE %ecx %edx 54 55 movl %edx, 0(%esp)# put saved pc on stack53 54 movl %edx, 0(%esp) # put saved pc on stack 56 55 ret 57
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