about summary refs log tree commit diff
path: root/src/setjmp/x86_64
diff options
context:
space:
mode:
authorRich Felker <dalias@aerifal.cx>2011-05-26 20:59:02 -0400
committerRich Felker <dalias@aerifal.cx>2011-05-26 20:59:02 -0400
commit3a17f757a80816961cd1fbf4664a5cbb02563b2d (patch)
treeb2f86acd964c9c26c15e8793476f5f8b3760b36e /src/setjmp/x86_64
parent86339bc4ba69ca5c88fd5570875cf17a275bd019 (diff)
downloadmusl-3a17f757a80816961cd1fbf4664a5cbb02563b2d.tar.gz
musl-3a17f757a80816961cd1fbf4664a5cbb02563b2d.tar.xz
musl-3a17f757a80816961cd1fbf4664a5cbb02563b2d.zip
modernize coding style in sjlj asm
Diffstat (limited to 'src/setjmp/x86_64')
-rw-r--r--src/setjmp/x86_64/longjmp.s20
-rw-r--r--src/setjmp/x86_64/setjmp.s4
2 files changed, 12 insertions, 12 deletions
diff --git a/src/setjmp/x86_64/longjmp.s b/src/setjmp/x86_64/longjmp.s
index c63b0c95..dd893512 100644
--- a/src/setjmp/x86_64/longjmp.s
+++ b/src/setjmp/x86_64/longjmp.s
@@ -7,18 +7,18 @@ _longjmp:
 longjmp:
 	mov %rsi,%rax           /* val will be longjmp return */
 	test %rax,%rax
-	jnz .L0
+	jnz 1f
 	inc %rax                /* if val==0, val=1 per longjmp semantics */
-.L0:
-	movq (%rdi),%rbx        /* rdi is the jmp_buf, restore regs from it */
-	movq 8(%rdi),%rbp
-	movq 16(%rdi),%r12
-	movq 24(%rdi),%r13
-	movq 32(%rdi),%r14
-	movq 40(%rdi),%r15
-	movq 48(%rdi),%rdx      /* this ends up being the stack pointer */
+1:
+	mov (%rdi),%rbx         /* rdi is the jmp_buf, restore regs from it */
+	mov 8(%rdi),%rbp
+	mov 16(%rdi),%r12
+	mov 24(%rdi),%r13
+	mov 32(%rdi),%r14
+	mov 40(%rdi),%r15
+	mov 48(%rdi),%rdx       /* this ends up being the stack pointer */
 	mov %rdx,%rsp
-	movq 56(%rdi),%rdx      /* this is the instruction pointer */
+	mov 56(%rdi),%rdx       /* this is the instruction pointer */
 	jmp *%rdx               /* goto saved address without altering rsp */
 .size _longjmp,.-_longjmp
 .size longjmp,.-longjmp
diff --git a/src/setjmp/x86_64/setjmp.s b/src/setjmp/x86_64/setjmp.s
index 8f29fa81..faecd353 100644
--- a/src/setjmp/x86_64/setjmp.s
+++ b/src/setjmp/x86_64/setjmp.s
@@ -14,9 +14,9 @@ setjmp:
 	mov %r13,24(%rdi)
 	mov %r14,32(%rdi)
 	mov %r15,40(%rdi)
-	leaq 8(%rsp),%rdx       /* this is our rsp WITHOUT current ret addr */
+	lea 8(%rsp),%rdx        /* this is our rsp WITHOUT current ret addr */
 	mov %rdx,48(%rdi)
-	movq (%rsp),%rdx        /* save return addr ptr for new rip */
+	mov (%rsp),%rdx         /* save return addr ptr for new rip */
 	mov %rdx,56(%rdi)
 	xor %rax,%rax           /* always return 0 */
 	ret