diff options
Diffstat (limited to 'newlib/libc/sys/sysvi386/_setjmp.s')
| -rw-r--r-- | newlib/libc/sys/sysvi386/_setjmp.s | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/newlib/libc/sys/sysvi386/_setjmp.s b/newlib/libc/sys/sysvi386/_setjmp.s new file mode 100644 index 0000000..8f191b5 --- /dev/null +++ b/newlib/libc/sys/sysvi386/_setjmp.s @@ -0,0 +1,24 @@ +/ +/ our buffer looks like: +/ eax,ebx,ecx,edx,esi,edi,esp,ebp,pc + + .globl _setjmp + .globl setjmp +_setjmp: +setjmp: + pushl %ebx + movl 8(%esp), %ebx + movl %eax, (%ebx) + popl %eax + movl %eax, 4(%ebx) + movl %ecx, 8(%ebx) + movl %edx, 12(%ebx) + movl %esi, 16(%ebx) + movl %edi, 20(%ebx) + movl %esp, 24(%ebx) + movl %ebp, 28(%ebx) + movl (%esp), %eax + movl %eax, 32(%ebx) + xorl %eax, %eax + ret + |