X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=src%2Fmath%2Fi386%2Fmodfl.s;h=d650debb861ce4c844959990516f7ca952b909af;hb=eca1c35e5be967478c8fe9381c6f4652b6645d5e;hp=f93800830918e689d3ed656a4e0d00a5f92e0ecd;hpb=1bf4dad32727ee17e6067caac6600ca0c5ab9f2d;p=musl

diff --git a/src/math/i386/modfl.s b/src/math/i386/modfl.s
index f9380083..d650debb 100644
--- a/src/math/i386/modfl.s
+++ b/src/math/i386/modfl.s
@@ -1,15 +1,28 @@
 .global modfl
 .type modfl,@function
 modfl:
-	mov 16(%esp),%eax
+	mov 16(%esp),%ecx
 	fldt 4(%esp)
-	fld1
-	fld %st(1)
-1:	fprem
-	fstsw %ax
+	fxam
+	fnstsw %ax
 	sahf
-	jp 1b
-	fstp %st(1)
-	fsubr %st(1)
-	fstpt (%eax)
+        jnp 1f
+        jc 2f
+1:      fld1
+        fld %st(1)
+1:      fprem
+        fnstsw %ax
+        sahf
+        jp 1b
+        fstp %st(1)
+        fsubr %st(0),%st(1)
+        fxch %st(1)
+        fstpt (%ecx)
+        ret
+
+2:	fstpt (%ecx)
+	mov 6(%ecx),%eax
+	and $0x80000000,%eax
+	mov %eax,4(%esp)
+	flds 4(%esp)
 	ret