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authorRich Felker <dalias@aerifal.cx>2012-07-27 00:17:09 -0400
committerRich Felker <dalias@aerifal.cx>2012-07-27 00:17:09 -0400
commit5aac5e2189f322a54a49958d928f30e1c9505561 (patch)
tree258ba3778b2a1d8c474e31f2a510dd710e1506dd /src/setjmp/arm/longjmp.s
parente1b9c1b01be294cc2865acfe33544d5e5cc50eb4 (diff)
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optimize arm setjmp/longjmp register saving/loading
the original code was wrongly based on how it would be done in thumb
mode, but that's not needed because musl's asm only targets arm.
Diffstat (limited to 'src/setjmp/arm/longjmp.s')
-rw-r--r--src/setjmp/arm/longjmp.s4
1 files changed, 1 insertions, 3 deletions
diff --git a/src/setjmp/arm/longjmp.s b/src/setjmp/arm/longjmp.s
index 037cb3d3..690a0089 100644
--- a/src/setjmp/arm/longjmp.s
+++ b/src/setjmp/arm/longjmp.s
@@ -7,9 +7,7 @@ longjmp:
 	mov ip,r0
 	movs r0,r1
 	moveq r0,#1
-	ldmia ip!, {v1,v2,v3,v4,v5,v6,sl,fp}
-	ldr sp,[ip],#4
-	ldr lr,[ip],#4
+	ldmia ip!, {v1,v2,v3,v4,v5,v6,sl,fp,sp,lr}
 	tst lr,#1
 	moveq pc,lr
 	bx lr