summaryrefslogtreecommitdiff
path: root/src/math/i386/log1pl.s
diff options
context:
space:
mode:
Diffstat (limited to 'src/math/i386/log1pl.s')
-rw-r--r--src/math/i386/log1pl.s15
1 files changed, 15 insertions, 0 deletions
diff --git a/src/math/i386/log1pl.s b/src/math/i386/log1pl.s
new file mode 100644
index 00000000..a048ab6b
--- /dev/null
+++ b/src/math/i386/log1pl.s
@@ -0,0 +1,15 @@
+.global log1pl
+.type log1pl,@function
+log1pl:
+ mov 10(%esp),%eax
+ fldln2
+ and $0x7fffffff,%eax
+ fldt 4(%esp)
+ cmp $0x3ffd9400,%eax
+ ja 1f
+ fyl2xp1
+ ret
+1: fld1
+ faddp
+ fyl2x
+ ret