From 6b765c480f8c810fc495a32baa696bbeb75adc09 Mon Sep 17 00:00:00 2001 From: rsc <rsc> Date: Sun, 16 Jul 2006 15:40:51 +0000 Subject: rename swtch.S to setjmp.S --- swtch.S | 37 ------------------------------------- 1 file changed, 37 deletions(-) delete mode 100644 swtch.S (limited to 'swtch.S') diff --git a/swtch.S b/swtch.S deleted file mode 100644 index 7b42dc7..0000000 --- a/swtch.S +++ /dev/null @@ -1,37 +0,0 @@ -.globl setjmp -setjmp: - movl 4(%esp), %eax - - movl %ebx, 0(%eax) - movl %ecx, 4(%eax) - movl %edx, 8(%eax) - movl %esi, 12(%eax) - movl %edi, 16(%eax) - movl %esp, 20(%eax) - movl %ebp, 24(%eax) - pushl 0(%esp) /* %eip */ - popl 28(%eax) - - movl $0, %eax /* return value */ - ret - -.globl longjmp -longjmp: - movl 4(%esp), %eax - - movl 0(%eax), %ebx - movl 4(%eax), %ecx - movl 8(%eax), %edx - movl 12(%eax), %esi - movl 16(%eax), %edi - movl 20(%eax), %esp - movl 24(%eax), %ebp - - addl $4, %esp /* pop %eip into thin air */ - pushl 28(%eax) /* push new %eip */ - - movl $1, %eax /* return value (appears to come from setjmp!) */ - ret - - - -- cgit v1.2.3