Update.

2004-12-22  Steven Munroe  <sjmunroe@us.ibm.com>

	* math/libm-test.inc (rint_test_tonearest): New test.
	(rint_test_towardzero): New test.
	(rint_test_downward): New test.
	(rint_test_upward): New test.
	* sysdeps/powerpc/powerpc32/fpu/s_ceil.S: Fix -0.0 case.
	Remove redundant const values.
	* sysdeps/powerpc/powerpc32/fpu/s_ceilf.S: Fix -0.0 case.
	Remove redundant const values.  Use float const.
	* sysdeps/powerpc/powerpc32/fpu/s_floor.S: Fix -0.0 case.
	* sysdeps/powerpc/powerpc32/fpu/s_floorf.S: Fix -0.0 case.
	Use float const.
	* sysdeps/powerpc/powerpc32/fpu/s_rint.S: Fix -0.0 case.
	* sysdeps/powerpc/powerpc32/fpu/s_rintf.S: Fix -0.0 case.
	Use float const.
	* sysdeps/powerpc/powerpc32/fpu/s_round.S: Fix -0.0 case.
	Remove redundant const values.
	* sysdeps/powerpc/powerpc32/fpu/s_roundf.S: Fix -0.0 case.
	Remove redundant const values.  Use float const.
	* sysdeps/powerpc/powerpc32/fpu/s_trunc.S: Fix -0.0 case.
	Remove redundant const values.
	* sysdeps/powerpc/powerpc32/fpu/s_truncf.S: Fix -0.0 case.
	Remove redundant const values.  Use float const.
	* sysdeps/powerpc/powerpc64/fpu/s_ceil.S: Use EALIGN for Quadword
	alignment.  Fix -0.0 case.  Remove redundant const values.
	* sysdeps/powerpc/powerpc64/fpu/s_ceilf.S: Use EALIGN for Quadword
	alignment.  Fix -0.0 case.  Remove redundant const values.
	Use float const.
	* sysdeps/powerpc/powerpc64/fpu/s_floor.S: Use EALIGN for Quadword
	alignment.  Fix -0.0 case.
	* sysdeps/powerpc/powerpc64/fpu/s_floorf.S: Use EALIGN for Quadword
	alignment.  Fix -0.0 case.  Use float const.
	* sysdeps/powerpc/powerpc64/fpu/s_rint.S: Use EALIGN for Quadword
	alignment.  Fix -0.0 case.
	* sysdeps/powerpc/powerpc64/fpu/s_rintf.S: Use EALIGN for Quadword
	alignment.  Fix -0.0 case.  Use float const.
	* sysdeps/powerpc/powerpc64/fpu/s_round.S: Use EALIGN for Quadword
	alignment.  Fix -0.0 case.  Remove redundant const values.
	* sysdeps/powerpc/powerpc64/fpu/s_roundf.S: Use EALIGN for Quadword
	alignment.  Fix -0.0 case.  Remove redundant const values.
	Use float const.
	* sysdeps/powerpc/powerpc64/fpu/s_trunc.S: Use EALIGN for Quadword
	alignment.  Fix -0.0 case.
	* sysdeps/powerpc/powerpc64/fpu/s_truncf.S: Use EALIGN for Quadword
	alignment.  Fix -0.0 case.  Remove redundant const values.
	Use float const.

1 files changed, 12 insertions, 13 deletions

diff --git a/sysdeps/powerpc/powerpc32/fpu/s_floorf.S b/sysdeps/powerpc/powerpc32/fpu/s_floorf.S
index 154bc30ff7..ead41d4657 100644
--- a/sysdeps/powerpc/powerpc32/fpu/s_floorf.S
+++ b/sysdeps/powerpc/powerpc32/fpu/s_floorf.S
@@ -20,18 +20,16 @@
 #include <sysdep.h>
 
 	.section	.rodata
-	.align 3
+	.align 2
 	.type	TWO23.0,@object
-	.size	TWO23.0,8
+	.size	TWO23.0,4
 TWO23.0:
-	.long 0x41600000
-	.long 0
+	.long 0x4b000000
 
-	.section	.rodata.cst8,"aM",@progbits,8
-	.align 3
+	.section	.rodata.cst4,"aM",@progbits,4
+	.align 2
 .LC0:	/* 2**23 */
-	.long 0x41600000
-	.long 0
+	.long 0x4b000000
 
 	.section	".text"
 ENTRY (__floorf)
@@ -42,10 +40,10 @@ ENTRY (__floorf)
 	mflr	r10
 	lwz	r9,.LC0@got(10)
 	mtlr	r11
-	lfd	fp13,0(r9)
+	lfs	fp13,0(r9)
 #else
 	lis	r9,.LC0@ha
-	lfd	fp13,.LC0@l(r9)
+	lfs	fp13,.LC0@l(r9)
 #endif
 	fabs	fp0,fp1
 	fsubs	fp12,fp13,fp13	/* generate 0.0  */
@@ -56,15 +54,16 @@ ENTRY (__floorf)
 	ble-	cr6,.L4
 	fadds	fp1,fp1,fp13	/* x+= TWO23;  */
 	fsubs	fp1,fp1,fp13	/* x-= TWO23;  */
-	fcmpu	cr5,fp1,fp12	/* if (x > 0.0)  */
+	fabs	fp1,fp1		/* if (x == 0.0)  */
+				/* x = 0.0; */
 	mtfsf	0x01,fp11	/* restore previous rounding mode.  */
-	bnelr+	cr5
-	fmr	fp1,fp12	/* x must be +0.0 for the 0.0 case.  */
 	blr
 .L4:
 	bge-	cr6,.L9		/* if (x < 0.0)  */
 	fsubs	fp1,fp1,fp13	/* x-= TWO23;  */
 	fadds	fp1,fp1,fp13	/* x+= TWO23;  */
+	fnabs	fp1,fp1		/* if (x == 0.0)  */
+				/* x = -0.0; */
 .L9:
 	mtfsf	0x01,fp11	/* restore previous rounding mode.  */	
 	blr