x86_64 math asm, long double functions only

[musl] / src / math / x86_64 / log1pl.s

diff --git a/src/math/x86_64/log1pl.s b/src/math/x86_64/log1pl.s
new file mode 100644 (file)
index 0000000..955c9db
--- /dev/null
+++ b/src/math/x86_64/log1pl.s
@@ -0,0 +1,15 @@
+.global log1pl
+.type log1pl,@function
+log1pl:
+       mov 14(%rsp),%eax
+       fldln2
+       and $0x7fffffff,%eax
+       fldt 8(%rsp)
+       cmp $0x3ffd9400,%eax
+       ja 1f
+       fyl2xp1
+       ret
+1:     fld1
+       faddp
+       fyl2x
+       ret