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s390x: add single instruction fma and fmaf
[musl]
/
src
/
signal
/
x86_64
/
sigsetjmp.s
diff --git
a/src/signal/x86_64/sigsetjmp.s
b/src/signal/x86_64/sigsetjmp.s
index
ac02adb
..
9a7695f
100644
(file)
--- a/
src/signal/x86_64/sigsetjmp.s
+++ b/
src/signal/x86_64/sigsetjmp.s
@@
-1,13
+1,24
@@
-/* Copyright 2011 Nicholas J. Kain, licensed GNU LGPL 2.1 or later */
.global sigsetjmp
.global sigsetjmp
+.global __sigsetjmp
+.type sigsetjmp,@function
+.type __sigsetjmp,@function
sigsetjmp:
sigsetjmp:
- andl %esi,%esi
- movq %rsi,64(%rdi)
+__sigsetjmp:
+ test %esi,%esi
jz 1f
jz 1f
- pushq %rdi
- leaq 72(%rdi),%rsi
- xorl %edx,%edx
- movl $2,%edi
- call sigprocmask
- popq %rdi
-1: jmp setjmp
+
+ popq 64(%rdi)
+ mov %rbx,72+8(%rdi)
+ mov %rdi,%rbx
+
+ call setjmp@PLT
+
+ pushq 64(%rbx)
+ mov %rbx,%rdi
+ mov %eax,%esi
+ mov 72+8(%rbx),%rbx
+
+.hidden __sigsetjmp_tail
+ jmp __sigsetjmp_tail
+
+1: jmp setjmp@PLT