fix data race in timer_create with SIGEV_THREAD notification

[musl] / src / setjmp / arm / longjmp.s

diff --git a/src/setjmp/arm/longjmp.s b/src/setjmp/arm/longjmp.s
index 037cb3d..76cc292 100644 (file)
--- a/src/setjmp/arm/longjmp.s
+++ b/src/setjmp/arm/longjmp.s
@@ -1,3 +1,4 @@
+.syntax unified
 .global _longjmp
 .global longjmp
 .type _longjmp,%function
@@ -8,8 +9,35 @@ longjmp:
        movs r0,r1
        moveq r0,#1
        ldmia ip!, {v1,v2,v3,v4,v5,v6,sl,fp}
-       ldr sp,[ip],#4
-       ldr lr,[ip],#4
-       tst lr,#1
-       moveq pc,lr
-       bx lr
+       ldmia ip!, {r2,lr}
+       mov sp,r2
+
+       adr r1,1f
+       ldr r2,1f
+       ldr r1,[r1,r2]
+
+       tst r1,#0x260
+       beq 3f
+       tst r1,#0x20
+       beq 2f
+       ldc p2, cr4, [ip], #48
+2:     tst r1,#0x40
+       beq 2f
+       .fpu vfp
+       vldmia ip!, {d8-d15}
+       .fpu softvfp
+       .eabi_attribute 10, 0
+       .eabi_attribute 27, 0
+2:     tst r1,#0x200
+       beq 3f
+       ldcl p1, cr10, [ip], #8
+       ldcl p1, cr11, [ip], #8
+       ldcl p1, cr12, [ip], #8
+       ldcl p1, cr13, [ip], #8
+       ldcl p1, cr14, [ip], #8
+       ldcl p1, cr15, [ip], #8
+3:     bx lr
+
+.hidden __hwcap
+.align 2
+1:     .word __hwcap-1b