math: move x87-family lrint functions to C with inline asm

[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
+.type sigsetjmp,@function
+.type __sigsetjmp,@function
 sigsetjmp:
-       andl %esi,%esi
-       movq %rsi,64(%rdi)
+__sigsetjmp:
+       test %esi,%esi
        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