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authorUlrich Drepper <drepper@redhat.com>2004-09-26 10:11:59 +0000
committerUlrich Drepper <drepper@redhat.com>2004-09-26 10:11:59 +0000
commit6497a1d081505a2d0b50e06fcdca71d5f0a11192 (patch)
tree1893c3063f3970cd55a323a992d6c2dcebb0b009 /sysdeps/i386/i686
parent6721afe294991fc1862e417263ccb04bf04599d6 (diff)
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[BZ #376]
Update.
	* sysdeps/generic/s_fdim.c: Handle +inf/+inf
	* sysdeps/generic/s_fdimf.c: Likewise.
	* sysdeps/generic/s_fdiml.c: Likewise.
	* sysdeps/i386/i686/fpu/s_fdim.S: Likewise.
	* sysdeps/i386/i686/fpu/s_fdimf.S: Likewise.
	* sysdeps/i386/i686/fpu/s_fdiml.S: Likewise.
	* sysdeps/powerpc/fpu/s_fdim.c: Likewise.
	* sysdeps/powerpc/fpu/s_fdimf.c: Likewise.
	* sysdeps/x86_64/fpu/s_fdiml.S: Likewise.
	* math/libm-test.inc (fdim_test): Add test case.  [BZ #376].
Diffstat (limited to 'sysdeps/i386/i686')
-rw-r--r--sysdeps/i386/i686/fpu/s_fdim.S10
-rw-r--r--sysdeps/i386/i686/fpu/s_fdimf.S10
-rw-r--r--sysdeps/i386/i686/fpu/s_fdiml.S10
3 files changed, 18 insertions, 12 deletions
diff --git a/sysdeps/i386/i686/fpu/s_fdim.S b/sysdeps/i386/i686/fpu/s_fdim.S
index e610973a56..30ecff4e7c 100644
--- a/sysdeps/i386/i686/fpu/s_fdim.S
+++ b/sysdeps/i386/i686/fpu/s_fdim.S
@@ -1,5 +1,5 @@
 /* Compute positive difference.
-   Copyright (C) 1997, 1998 Free Software Foundation, Inc.
+   Copyright (C) 1997, 1998, 2004 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
 
@@ -28,12 +28,14 @@ ENTRY(__fdim)
 	fucomi	%st(1), %st
 	jp	1f
 
-	fsubrp	%st, %st(1)
+	jc	3f
+	fstp	%st(1)
 	fldz
-	fcomi	%st(1), %st
-	fcmovb	%st(1), %st
 	jmp	2f
 
+3:	fsubrp	%st, %st(1)
+	ret
+
 1:	fucomi	%st(0), %st
 	fcmovnu	%st(1), %st
 2:	fstp	%st(1)
diff --git a/sysdeps/i386/i686/fpu/s_fdimf.S b/sysdeps/i386/i686/fpu/s_fdimf.S
index a22cbe9d66..888df14b6f 100644
--- a/sysdeps/i386/i686/fpu/s_fdimf.S
+++ b/sysdeps/i386/i686/fpu/s_fdimf.S
@@ -1,5 +1,5 @@
 /* Compute positive difference.
-   Copyright (C) 1997, 1998 Free Software Foundation, Inc.
+   Copyright (C) 1997, 1998, 2004 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
 
@@ -28,12 +28,14 @@ ENTRY(__fdimf)
 	fucomi	%st(1), %st
 	jp	1f
 
-	fsubrp	%st, %st(1)
+	jc	3f
+	fstp	%st(1)
 	fldz
-	fcomi	%st(1), %st
-	fcmovb	%st(1), %st
 	jmp	2f
 
+3:	fsubrp	%st, %st(1)
+	ret
+
 1:	fucomi	%st(0), %st
 	fcmovnu	%st(1), %st
 2:	fstp	%st(1)
diff --git a/sysdeps/i386/i686/fpu/s_fdiml.S b/sysdeps/i386/i686/fpu/s_fdiml.S
index fa3c51e462..cb0e26e367 100644
--- a/sysdeps/i386/i686/fpu/s_fdiml.S
+++ b/sysdeps/i386/i686/fpu/s_fdiml.S
@@ -1,5 +1,5 @@
 /* Compute positive difference.
-   Copyright (C) 1997, 1998 Free Software Foundation, Inc.
+   Copyright (C) 1997, 1998, 2004 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
 
@@ -28,12 +28,14 @@ ENTRY(__fdiml)
 	fucomi	%st(1), %st
 	jp	1f
 
-	fsubrp	%st, %st(1)
+	jc	3f
+	fstp	%st(1)
 	fldz
-	fcomi	%st(1), %st
-	fcmovb	%st(1), %st
 	jmp	2f
 
+3:	fsubrp	%st, %st(1)
+	ret
+
 1:	fucomi	%st(0), %st
 	fcmovnu	%st(1), %st
 2:	fstp	%st(1)