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-rw-r--r--ChangeLog48
-rw-r--r--WUR-REPORT20
-rw-r--r--math/libm-test.inc112
-rw-r--r--posix/unistd.h1
-rw-r--r--sysdeps/powerpc/powerpc32/fpu/s_ceil.S27
-rw-r--r--sysdeps/powerpc/powerpc32/fpu/s_ceilf.S49
-rw-r--r--sysdeps/powerpc/powerpc32/fpu/s_floor.S7
-rw-r--r--sysdeps/powerpc/powerpc32/fpu/s_floorf.S25
-rw-r--r--sysdeps/powerpc/powerpc32/fpu/s_rint.S11
-rw-r--r--sysdeps/powerpc/powerpc32/fpu/s_rintf.S29
-rw-r--r--sysdeps/powerpc/powerpc32/fpu/s_round.S23
-rw-r--r--sysdeps/powerpc/powerpc32/fpu/s_roundf.S53
-rw-r--r--sysdeps/powerpc/powerpc32/fpu/s_trunc.S23
-rw-r--r--sysdeps/powerpc/powerpc32/fpu/s_truncf.S41
-rw-r--r--sysdeps/powerpc/powerpc64/fpu/s_ceil.S13
-rw-r--r--sysdeps/powerpc/powerpc64/fpu/s_ceilf.S17
-rw-r--r--sysdeps/powerpc/powerpc64/fpu/s_floor.S9
-rw-r--r--sysdeps/powerpc/powerpc64/fpu/s_floorf.S13
-rw-r--r--sysdeps/powerpc/powerpc64/fpu/s_rint.S13
-rw-r--r--sysdeps/powerpc/powerpc64/fpu/s_rintf.S17
-rw-r--r--sysdeps/powerpc/powerpc64/fpu/s_round.S15
-rw-r--r--sysdeps/powerpc/powerpc64/fpu/s_roundf.S23
-rw-r--r--sysdeps/powerpc/powerpc64/fpu/s_trunc.S13
-rw-r--r--sysdeps/powerpc/powerpc64/fpu/s_truncf.S17
24 files changed, 351 insertions, 268 deletions
diff --git a/ChangeLog b/ChangeLog
index 2ad1924..bf73bd9 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,51 @@
+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.
+
2005-01-06 Ulrich Drepper <drepper@redhat.com>
* misc/sys/cdefs.h: Define __wur.
diff --git a/WUR-REPORT b/WUR-REPORT
index a8b2860..52c4a81 100644
--- a/WUR-REPORT
+++ b/WUR-REPORT
@@ -23,3 +23,23 @@ fseek: see lseek
fseeko: likewise
fgetpos: similarly
fsetpos: likewise
+
+
+<stdlib.h>:
+
+atext: it is guaranteed that a certain number of handlers can be
+ registered, so some calls might need not be checked
+on_exit: same
+random functions: one might want to discard a number of results. In any
+ case, no security problem
+
+
+putenv: probably SHOULD be marked, but we'll wait a bit.
+setenv: likewise
+unsetenv: likewise
+clearenv: likewise
+
+mbstowcs: probably SHOULD be marked
+wcstombs: likewise
+
+ptsname_r: probably SHOULD be marked
diff --git a/math/libm-test.inc b/math/libm-test.inc
index 60711fa..be05222 100644
--- a/math/libm-test.inc
+++ b/math/libm-test.inc
@@ -3795,6 +3795,114 @@ rint_test (void)
}
static void
+rint_test_tonearest (void)
+{
+ int save_round_mode;
+ START (rint_tonearest);
+
+ save_round_mode = fegetround();
+
+ if (!fesetround (FE_TONEAREST))
+ {
+ TEST_f_f (rint, 2.0, 2.0);
+ TEST_f_f (rint, 1.5, 2.0);
+ TEST_f_f (rint, 1.0, 1.0);
+ TEST_f_f (rint, 0.5, 0.0);
+ TEST_f_f (rint, 0.0, 0.0);
+ TEST_f_f (rint, minus_zero, minus_zero);
+ TEST_f_f (rint, -0.5, -0.0);
+ TEST_f_f (rint, -1.0, -1.0);
+ TEST_f_f (rint, -1.5, -2.0);
+ TEST_f_f (rint, -2.0, -2.0);
+ }
+
+ fesetround(save_round_mode);
+
+ END (rint_tonearest);
+}
+
+static void
+rint_test_towardzero (void)
+{
+ int save_round_mode;
+ START (rint_towardzero);
+
+ save_round_mode = fegetround();
+
+ if (!fesetround (FE_TOWARDZERO))
+ {
+ TEST_f_f (rint, 2.0, 2.0);
+ TEST_f_f (rint, 1.5, 1.0);
+ TEST_f_f (rint, 1.0, 1.0);
+ TEST_f_f (rint, 0.5, 0.0);
+ TEST_f_f (rint, 0.0, 0.0);
+ TEST_f_f (rint, minus_zero, minus_zero);
+ TEST_f_f (rint, -0.5, -0.0);
+ TEST_f_f (rint, -1.0, -1.0);
+ TEST_f_f (rint, -1.5, -1.0);
+ TEST_f_f (rint, -2.0, -2.0);
+ }
+
+ fesetround(save_round_mode);
+
+ END (rint_towardzero);
+}
+
+static void
+rint_test_downward (void)
+{
+ int save_round_mode;
+ START (rint_downward);
+
+ save_round_mode = fegetround();
+
+ if (!fesetround (FE_DOWNWARD))
+ {
+ TEST_f_f (rint, 2.0, 2.0);
+ TEST_f_f (rint, 1.5, 1.0);
+ TEST_f_f (rint, 1.0, 1.0);
+ TEST_f_f (rint, 0.5, 0.0);
+ TEST_f_f (rint, 0.0, 0.0);
+ TEST_f_f (rint, minus_zero, minus_zero);
+ TEST_f_f (rint, -0.5, -1.0);
+ TEST_f_f (rint, -1.0, -1.0);
+ TEST_f_f (rint, -1.5, -2.0);
+ TEST_f_f (rint, -2.0, -2.0);
+ }
+
+ fesetround(save_round_mode);
+
+ END (rint_downward);
+}
+
+static void
+rint_test_upward (void)
+{
+ int save_round_mode;
+ START (rint_upward);
+
+ save_round_mode = fegetround();
+
+ if (!fesetround (FE_UPWARD))
+ {
+ TEST_f_f (rint, 2.0, 2.0);
+ TEST_f_f (rint, 1.5, 2.0);
+ TEST_f_f (rint, 1.0, 1.0);
+ TEST_f_f (rint, 0.5, 1.0);
+ TEST_f_f (rint, 0.0, 0.0);
+ TEST_f_f (rint, minus_zero, minus_zero);
+ TEST_f_f (rint, -0.5, -0.0);
+ TEST_f_f (rint, -1.0, -1.0);
+ TEST_f_f (rint, -1.5, -1.0);
+ TEST_f_f (rint, -2.0, -2.0);
+ }
+
+ fesetround(save_round_mode);
+
+ END (rint_upward);
+}
+
+static void
round_test (void)
{
START (round);
@@ -4557,6 +4665,10 @@ main (int argc, char **argv)
floor_test ();
nearbyint_test ();
rint_test ();
+ rint_test_tonearest ();
+ rint_test_towardzero ();
+ rint_test_downward ();
+ rint_test_upward ();
lrint_test ();
llrint_test ();
round_test ();
diff --git a/posix/unistd.h b/posix/unistd.h
index f597b37..269e997 100644
--- a/posix/unistd.h
+++ b/posix/unistd.h
@@ -283,7 +283,6 @@ extern int euidaccess (__const char *__name, int __type)
the current position (if WHENCE is SEEK_CUR),
or the end of the file (if WHENCE is SEEK_END).
Return the new file position. */
-// XXX Probably should be __wur but lseek(fd,
#ifndef __USE_FILE_OFFSET64
extern __off_t lseek (int __fd, __off_t __offset, int __whence) __THROW;
#else
diff --git a/sysdeps/powerpc/powerpc32/fpu/s_ceil.S b/sysdeps/powerpc/powerpc32/fpu/s_ceil.S
index d211314..22cf76e 100644
--- a/sysdeps/powerpc/powerpc32/fpu/s_ceil.S
+++ b/sysdeps/powerpc/powerpc32/fpu/s_ceil.S
@@ -26,20 +26,12 @@
TWO52.0:
.long 0x43300000
.long 0
- .type NEGZERO.0,@object
- .size NEGZERO.0,8
-NEGZERO.0:
- .long 0x80000000
- .long 0
.section .rodata.cst8,"aM",@progbits,8
.align 3
.LC0: /* 2**52 */
.long 0x43300000
.long 0
-.LC1: /* -0.0 */
- .long 0x80000000
- .long 0
.section ".text"
ENTRY (__ceil)
@@ -64,27 +56,18 @@ ENTRY (__ceil)
ble- cr6,.L4
fadd fp1,fp1,fp13 /* x+= TWO52; */
fsub fp1,fp1,fp13 /* x-= TWO52; */
-.L9:
+ fabs fp1,fp1 /* if (x == 0.0) */
+ /* x = 0.0; */
mtfsf 0x01,fp11 /* restore previous rounding mode. */
blr
.L4:
bge- cr6,.L9 /* if (x < 0.0) */
fsub fp1,fp1,fp13 /* x-= TWO52; */
fadd fp1,fp1,fp13 /* x+= TWO52; */
- fcmpu cr5,fp1,fp12 /* if (x > 0.0) */
+ fnabs fp1,fp1 /* if (x == 0.0) */
+ /* x = -0.0; */
+.L9:
mtfsf 0x01,fp11 /* restore previous rounding mode. */
- bnelr+ cr5
-#ifdef SHARED
- mflr r11
- bl _GLOBAL_OFFSET_TABLE_@local-4
- mflr r10
- lwz r9,.LC1@got(10)
- mtlr r11
- lfd fp1,0(r9)
-#else
- lis r9,.LC1@ha
- lfd fp1,.LC1@l(r9)
-#endif
blr
END (__ceil)
diff --git a/sysdeps/powerpc/powerpc32/fpu/s_ceilf.S b/sysdeps/powerpc/powerpc32/fpu/s_ceilf.S
index 4439dc2..e7a7218 100644
--- a/sysdeps/powerpc/powerpc32/fpu/s_ceilf.S
+++ b/sysdeps/powerpc/powerpc32/fpu/s_ceilf.S
@@ -20,26 +20,16 @@
#include <sysdep.h>
.section .rodata
- .align 3
- .type TWO52.0,@object
- .size TWO52.0,8
-TWO52.0:
- .long 0x43300000
- .long 0
- .type NEGZERO.0,@object
- .size NEGZERO.0,8
-NEGZERO.0:
- .long 0x80000000
- .long 0
+ .align 2
+ .type TWO23.0,@object
+ .size TWO23.0,4
+TWO23.0:
+ .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
-.LC1: /* -0.0 */
- .long 0x80000000
- .long 0
+ .long 0x4b000000
.section ".text"
ENTRY (__ceilf)
@@ -50,10 +40,10 @@ ENTRY (__ceilf)
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 */
@@ -64,27 +54,18 @@ ENTRY (__ceilf)
ble- cr6,.L4
fadds fp1,fp1,fp13 /* x+= TWO23; */
fsubs fp1,fp1,fp13 /* x-= TWO23; */
-.L9:
+ fabs fp1,fp1 /* if (x == 0.0) */
+ /* x = 0.0; */
mtfsf 0x01,fp11 /* restore previous rounding mode. */
blr
.L4:
bge- cr6,.L9 /* if (x < 0.0) */
fsubs fp1,fp1,fp13 /* x-= TWO23; */
fadds fp1,fp1,fp13 /* x+= TWO23; */
- fcmpu cr5,fp1,fp12 /* if (x > 0.0) */
+ fnabs fp1,fp1 /* if (x == 0.0) */
+ /* x = -0.0; */
+.L9:
mtfsf 0x01,fp11 /* restore previous rounding mode. */
- bnelr+ cr5
-#ifdef SHARED
- mflr r11
- bl _GLOBAL_OFFSET_TABLE_@local-4
- mflr r10
- lwz r9,.LC1@got(10)
- mtlr r11
- lfd fp1,0(r9)
-#else
- lis r9,.LC1@ha
- lfd fp1,.LC1@l(r9)
-#endif
blr
END (__ceilf)
diff --git a/sysdeps/powerpc/powerpc32/fpu/s_floor.S b/sysdeps/powerpc/powerpc32/fpu/s_floor.S
index 143f907..812ea7c 100644
--- a/sysdeps/powerpc/powerpc32/fpu/s_floor.S
+++ b/sysdeps/powerpc/powerpc32/fpu/s_floor.S
@@ -56,15 +56,16 @@ ENTRY (__floor)
ble- cr6,.L4
fadd fp1,fp1,fp13 /* x+= TWO52; */
fsub fp1,fp1,fp13 /* x-= TWO52; */
- 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) */
fsub fp1,fp1,fp13 /* x-= TWO52; */
fadd fp1,fp1,fp13 /* x+= TWO52; */
+ fnabs fp1,fp1 /* if (x == 0.0) */
+ /* x = -0.0; */
.L9:
mtfsf 0x01,fp11 /* restore previous rounding mode. */
blr
diff --git a/sysdeps/powerpc/powerpc32/fpu/s_floorf.S b/sysdeps/powerpc/powerpc32/fpu/s_floorf.S
index 154bc30..ead41d4 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
diff --git a/sysdeps/powerpc/powerpc32/fpu/s_rint.S b/sysdeps/powerpc/powerpc32/fpu/s_rint.S
index dee25f2..fa02dbc 100644
--- a/sysdeps/powerpc/powerpc32/fpu/s_rint.S
+++ b/sysdeps/powerpc/powerpc32/fpu/s_rint.S
@@ -57,13 +57,14 @@ ENTRY (__rint)
bng- cr6,.L4
fadd fp1,fp1,fp13 /* x+= TWO52; */
fsub fp1,fp1,fp13 /* x-= TWO52; */
- blr
+ fabs fp1,fp1 /* if (x == 0.0) */
+ blr /* x = 0.0; */
.L4:
bnllr- cr6 /* if (x < 0.0) */
- fsub fp1,fp13,fp1 /* x = TWO52 - x; */
- fsub fp0,fp1,fp13 /* x = - (x - TWO52); */
- fneg fp1,fp0
- blr
+ fsub fp1,fp1,fp13 /* x-= TWO52; */
+ fadd fp1,fp1,fp13 /* x+= TWO52; */
+ fnabs fp1,fp1 /* if (x == 0.0) */
+ blr /* x = -0.0; */
END (__rint)
weak_alias (__rint, rint)
diff --git a/sysdeps/powerpc/powerpc32/fpu/s_rintf.S b/sysdeps/powerpc/powerpc32/fpu/s_rintf.S
index cebf642..7825951 100644
--- a/sysdeps/powerpc/powerpc32/fpu/s_rintf.S
+++ b/sysdeps/powerpc/powerpc32/fpu/s_rintf.S
@@ -21,18 +21,16 @@
.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 (__rintf)
@@ -42,10 +40,10 @@ ENTRY (__rintf)
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 */
@@ -55,13 +53,14 @@ ENTRY (__rintf)
bng- cr6,.L4
fadds fp1,fp1,fp13 /* x+= TWO23; */
fsubs fp1,fp1,fp13 /* x-= TWO23; */
- blr
+ fabs fp1,fp1 /* if (x == 0.0) */
+ blr /* x = 0.0; */
.L4:
bnllr- cr6 /* if (x < 0.0) */
- fsubs fp1,fp13,fp1 /* x = TWO23 - x; */
- fsubs fp0,fp1,fp13 /* x = - (x - TWO23); */
- fneg fp1,fp0
- blr
+ fsubs fp1,fp1,fp13 /* x-= TWO23; */
+ fadds fp1,fp1,fp13 /* x+= TWO23; */
+ fnabs fp1,fp1 /* if (x == 0.0) */
+ blr /* x = -0.0; */
END (__rintf)
weak_alias (__rintf, rintf)
diff --git a/sysdeps/powerpc/powerpc32/fpu/s_round.S b/sysdeps/powerpc/powerpc32/fpu/s_round.S
index 13fc74f..39eab23 100644
--- a/sysdeps/powerpc/powerpc32/fpu/s_round.S
+++ b/sysdeps/powerpc/powerpc32/fpu/s_round.S
@@ -31,11 +31,6 @@ TWO52.0:
POINTFIVE.0:
.long 0x3fe00000
.long 0
- .type NEGZERO.0,@object
- .size NEGZERO.0,8
-NEGZERO.0:
- .long 0x80000000
- .long 0
.section .rodata.cst8,"aM",@progbits,8
.align 3
@@ -45,9 +40,6 @@ NEGZERO.0:
.LC1: /* 0.5 */
.long 0x3fe00000
.long 0
-.LC2: /* -0.0 */
- .long 0x80000000
- .long 0
/* double [fp1] round (double x [fp1])
IEEE 1003.1 round function. IEEE specifies "round to the nearest
@@ -89,7 +81,8 @@ ENTRY (__round)
fadd fp1,fp1,fp10 /* x+= 0.5; */
fadd fp1,fp1,fp13 /* x+= TWO52; */
fsub fp1,fp1,fp13 /* x-= TWO52; */
-.L9:
+ fabs fp1,fp1 /* if (x == 0.0) */
+ /* x = 0.0; */
mtfsf 0x01,fp11 /* restore previous rounding mode. */
blr
.L4:
@@ -97,16 +90,10 @@ ENTRY (__round)
bge- cr6,.L9 /* if (x < 0.0) */
fsub fp1,fp9,fp13 /* x-= TWO52; */
fadd fp1,fp1,fp13 /* x+= TWO52; */
- fcmpu cr5,fp1,fp12 /* if (x > 0.0) */
+ fnabs fp1,fp1 /* if (x == 0.0) */
+ /* x = -0.0; */
+.L9:
mtfsf 0x01,fp11 /* restore previous rounding mode. */
- bnelr+ cr5
-#ifdef SHARED
- lwz r9,.LC2@got(10)
- lfd fp1,0(r9)
-#else
- lis r9,.LC2@ha
- lfd fp1,.LC2@l(r9)
-#endif
blr
END (__round)
diff --git a/sysdeps/powerpc/powerpc32/fpu/s_roundf.S b/sysdeps/powerpc/powerpc32/fpu/s_roundf.S
index ea8aaf3..a9b42f0 100644
--- a/sysdeps/powerpc/powerpc32/fpu/s_roundf.S
+++ b/sysdeps/powerpc/powerpc32/fpu/s_roundf.S
@@ -20,34 +20,22 @@
#include <sysdep.h>
.section .rodata
- .align 3
+ .align 2
.type TWO23.0,@object
- .size TWO23.0,8
+ .size TWO23.0,4
TWO23.0:
- .long 0x43300000
- .long 0
+ .long 0x4b000000
.type POINTFIVE.0,@object
- .size POINTFIVE.0,8
+ .size POINTFIVE.0,4
POINTFIVE.0:
- .long 0x3fe00000
- .long 0
- .type NEGZERO.0,@object
- .size NEGZERO.0,8
-NEGZERO.0:
- .long 0x80000000
- .long 0
+ .long 0x3f000000
- .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
.LC1: /* 0.5 */
- .long 0x3fe00000
- .long 0
-.LC2: /* -0.0 */
- .long 0x80000000
- .long 0
+ .long 0x3f000000
/* float [fp1] roundf (float x [fp1])
IEEE 1003.1 round function. IEEE specifies "round to the nearest
@@ -67,10 +55,10 @@ ENTRY (__roundf )
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 */
@@ -80,16 +68,17 @@ ENTRY (__roundf )
mtfsfi 7,1 /* Set rounding mode toward 0. */
#ifdef SHARED
lwz r9,.LC1@got(10)
- lfd fp10,0(r9)
+ lfs fp10,0(r9)
#else
lis r9,.LC1@ha
- lfd fp10,.LC1@l(r9)
+ lfs fp10,.LC1@l(r9)
#endif
ble- cr6,.L4
fadds fp1,fp1,fp10 /* x+= 0.5; */
fadds fp1,fp1,fp13 /* x+= TWO23; */
fsubs fp1,fp1,fp13 /* x-= TWO23; */
-.L9:
+ fabs fp1,fp1 /* if (x == 0.0) */
+ /* x = 0.0; */
mtfsf 0x01,fp11 /* restore previous rounding mode. */
blr
.L4:
@@ -97,16 +86,10 @@ ENTRY (__roundf )
bge- cr6,.L9 /* if (x < 0.0) */
fsubs fp1,fp9,fp13 /* x-= TWO23; */
fadds fp1,fp1,fp13 /* x+= TWO23; */
- fcmpu cr5,fp1,fp12 /* if (x > 0.0) */
+ fnabs fp1,fp1 /* if (x == 0.0) */
+ /* x = -0.0; */
+.L9:
mtfsf 0x01,fp11 /* restore previous rounding mode. */
- bnelr+ cr5
-#ifdef SHARED
- lwz r9,.LC2@got(10)
- lfd fp1,0(r9)
-#else
- lis r9,.LC2@ha
- lfd fp1,.LC2@l(r9)
-#endif
blr
END (__roundf)
diff --git a/sysdeps/powerpc/powerpc32/fpu/s_trunc.S b/sysdeps/powerpc/powerpc32/fpu/s_trunc.S
index a4be651..08acc00 100644
--- a/sysdeps/powerpc/powerpc32/fpu/s_trunc.S
+++ b/sysdeps/powerpc/powerpc32/fpu/s_trunc.S
@@ -26,20 +26,12 @@
TWO52.0:
.long 0x43300000
.long 0
- .type NEGZERO.0,@object
- .size NEGZERO.0,8
-NEGZERO.0:
- .long 0x80000000
- .long 0
.section .rodata.cst8,"aM",@progbits,8
.align 3
.LC0: /* 2**52 */
.long 0x43300000
.long 0
-.LC1: /* -0.0 */
- .long 0x80000000
- .long 0
/* double [fp1] trunc (double x [fp1])
IEEE 1003.1 trunc function. IEEE specifies "trunc to the integer
@@ -70,23 +62,18 @@ ENTRY (__trunc)
ble- cr6,.L4
fadd fp1,fp1,fp13 /* x+= TWO52; */
fsub fp1,fp1,fp13 /* x-= TWO52; */
-.L9:
+ fabs fp1,fp1 /* if (x == 0.0) */
+ /* x = 0.0; */
mtfsf 0x01,fp11 /* restore previous truncing mode. */
blr
.L4:
bge- cr6,.L9 /* if (x < 0.0) */
fsub fp1,fp1,fp13 /* x-= TWO52; */
fadd fp1,fp1,fp13 /* x+= TWO52; */
- fcmpu cr5,fp1,fp12 /* if (x > 0.0) */
+ fnabs fp1,fp1 /* if (x == 0.0) */
+ /* x = -0.0; */
+.L9:
mtfsf 0x01,fp11 /* restore previous rounding mode. */
- bnelr+ cr5
-#ifdef SHARED
- lwz r9,.LC1@got(10)
- lfd fp1,0(r9)
-#else
- lis r9,.LC1@ha
- lfd fp1,.LC1@l(r9)
-#endif
blr
END (__trunc)
diff --git a/sysdeps/powerpc/powerpc32/fpu/s_truncf.S b/sysdeps/powerpc/powerpc32/fpu/s_truncf.S
index 9a8dae9..3b6fe73 100644
--- a/sysdeps/powerpc/powerpc32/fpu/s_truncf.S
+++ b/sysdeps/powerpc/powerpc32/fpu/s_truncf.S
@@ -20,26 +20,16 @@
#include <sysdep.h>
.section .rodata
- .align 3
+ .align 2
.type TWO23.0,@object
- .size TWO23.0,8
+ .size TWO23.0,2
TWO23.0:
- .long 0x41600000
- .long 0
- .type NEGZERO.0,@object
- .size NEGZERO.0,8
-NEGZERO.0:
- .long 0x80000000
- .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
-.LC1: /* -0.0 */
- .long 0x80000000
- .long 0
+ .long 0x4b000000
/* float [fp1] truncf (float x [fp1])
IEEE 1003.1 trunc function. IEEE specifies "trunc to the integer
@@ -56,10 +46,10 @@ ENTRY (__truncf)
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 */
@@ -70,23 +60,18 @@ ENTRY (__truncf)
ble- cr6,.L4
fadds fp1,fp1,fp13 /* x+= TWO23; */
fsubs fp1,fp1,fp13 /* x-= TWO23; */
-.L9:
+ fabs fp1,fp1 /* if (x == 0.0) */
+ /* x = 0.0; */
mtfsf 0x01,fp11 /* restore previous truncing mode. */
blr
.L4:
bge- cr6,.L9 /* if (x < 0.0) */
fsubs fp1,fp1,fp13 /* x-= TWO23; */
fadds fp1,fp1,fp13 /* x+= TWO23; */
- fcmpu cr5,fp1,fp12 /* if (x > 0.0) */
+ fnabs fp1,fp1 /* if (x == 0.0) */
+ /* x = -0.0; */
+.L9:
mtfsf 0x01,fp11 /* restore previous rounding mode. */
- bnelr+ cr5
-#ifdef SHARED
- lwz r9,.LC1@got(10)
- lfd fp1,0(r9)
-#else
- lis r9,.LC1@ha
- lfd fp1,.LC1@l(r9)
-#endif
blr
END (__truncf)
diff --git a/sysdeps/powerpc/powerpc64/fpu/s_ceil.S b/sysdeps/powerpc/powerpc64/fpu/s_ceil.S
index a1bfaa7..9809e24 100644
--- a/sysdeps/powerpc/powerpc64/fpu/s_ceil.S
+++ b/sysdeps/powerpc/powerpc64/fpu/s_ceil.S
@@ -22,11 +22,9 @@
.section ".toc","aw"
.LC0: /* 2**52 */
.tc FD_43300000_0[TC],0x4330000000000000
-.LC1: /* -0.0 */
- .tc FD_80000000_0[TC],0x8000000000000000
.section ".text"
-ENTRY (__ceil)
+EALIGN (__ceil, 4, 0)
CALL_MCOUNT 0
mffs fp11 /* Save current FPU rounding mode. */
lfd fp13,.LC0@toc(2)
@@ -39,17 +37,18 @@ ENTRY (__ceil)
ble- cr6,.L4
fadd fp1,fp1,fp13 /* x+= TWO52; */
fsub fp1,fp1,fp13 /* x-= TWO52; */
-.L9:
+ fabs fp1,fp1 /* if (x == 0.0) */
+ /* x = 0.0; */
mtfsf 0x01,fp11 /* restore previous rounding mode. */
blr
.L4:
bge- cr6,.L9 /* if (x < 0.0) */
fsub fp1,fp1,fp13 /* x-= TWO52; */
fadd fp1,fp1,fp13 /* x+= TWO52; */
- fcmpu cr5,fp1,fp12 /* if (x > 0.0) */
+ fnabs fp1,fp1 /* if (x == 0.0) */
+ /* x = -0.0; */
+.L9:
mtfsf 0x01,fp11 /* restore previous rounding mode. */
- bnelr+ cr5
- lfd fp1,.LC1@toc(2) /* x must be -0.0 for the 0.0 case. */
blr
END (__ceil)
diff --git a/sysdeps/powerpc/powerpc64/fpu/s_ceilf.S b/sysdeps/powerpc/powerpc64/fpu/s_ceilf.S
index 42eb274..1ccd133 100644
--- a/sysdeps/powerpc/powerpc64/fpu/s_ceilf.S
+++ b/sysdeps/powerpc/powerpc64/fpu/s_ceilf.S
@@ -21,15 +21,13 @@
.section ".toc","aw"
.LC0: /* 2**23 */
- .tc FD_41600000_0[TC],0x4160000000000000
-.LC1: /* -0.0 */
- .tc FD_80000000_0[TC],0x8000000000000000
+ .tc FD_4b000000_0[TC],0x4b00000000000000
.section ".text"
-ENTRY (__ceilf)
+EALIGN (__ceilf, 4, 0)
CALL_MCOUNT 0
mffs fp11 /* Save current FPU rounding mode. */
- lfd fp13,.LC0@toc(2)
+ lfs fp13,.LC0@toc(2)
fabs fp0,fp1
fsubs fp12,fp13,fp13 /* generate 0.0 */
fcmpu cr7,fp0,fp13 /* if (fabs(x) > TWO23) */
@@ -39,17 +37,18 @@ ENTRY (__ceilf)
ble- cr6,.L4
fadds fp1,fp1,fp13 /* x+= TWO23; */
fsubs fp1,fp1,fp13 /* x-= TWO23; */
-.L9:
+ fabs fp1,fp1 /* if (x == 0.0) */
+ /* x = 0.0; */
mtfsf 0x01,fp11 /* restore previous rounding mode. */
blr
.L4:
bge- cr6,.L9 /* if (x < 0.0) */
fsubs fp1,fp1,fp13 /* x-= TWO23; */
fadds fp1,fp1,fp13 /* x+= TWO23; */
- fcmpu cr5,fp1,fp12 /* if (x > 0.0) */
+ fnabs fp1,fp1 /* if (x == 0.0) */
+ /* x = -0.0; */
+.L9:
mtfsf 0x01,fp11 /* restore previous rounding mode. */
- bnelr+ cr5
- lfd fp1,.LC1@toc(2) /* x must be -0.0 for the 0.0 case. */
blr
END (__ceilf)
diff --git a/sysdeps/powerpc/powerpc64/fpu/s_floor.S b/sysdeps/powerpc/powerpc64/fpu/s_floor.S
index 80cbdc5..183423c 100644
--- a/sysdeps/powerpc/powerpc64/fpu/s_floor.S
+++ b/sysdeps/powerpc/powerpc64/fpu/s_floor.S
@@ -24,7 +24,7 @@
.tc FD_43300000_0[TC],0x4330000000000000
.section ".text"
-ENTRY (__floor)
+EALIGN (__floor, 4, 0)
CALL_MCOUNT 0
mffs fp11 /* Save current FPU rounding mode. */
lfd fp13,.LC0@toc(2)
@@ -37,15 +37,16 @@ ENTRY (__floor)
ble- cr6,.L4
fadd fp1,fp1,fp13 /* x+= TWO52; */
fsub fp1,fp1,fp13 /* x-= TWO52; */
- 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) */
fsub fp1,fp1,fp13 /* x-= TWO52; */
fadd fp1,fp1,fp13 /* x+= TWO52; */
+ fnabs fp1,fp1 /* if (x == 0.0) */
+ /* x = -0.0; */
.L9:
mtfsf 0x01,fp11 /* restore previous rounding mode. */
blr
diff --git a/sysdeps/powerpc/powerpc64/fpu/s_floorf.S b/sysdeps/powerpc/powerpc64/fpu/s_floorf.S
index 20cbb15..bcdbf78 100644
--- a/sysdeps/powerpc/powerpc64/fpu/s_floorf.S
+++ b/sysdeps/powerpc/powerpc64/fpu/s_floorf.S
@@ -21,13 +21,13 @@
.section ".toc","aw"
.LC0: /* 2**23 */
- .tc FD_41600000_0[TC],0x4160000000000000
+ .tc FD_4b000000_0[TC],0x4b00000000000000
.section ".text"
-ENTRY (__floorf)
+EALIGN (__floorf, 4, 0)
CALL_MCOUNT 0
mffs fp11 /* Save current FPU rounding mode. */
- lfd fp13,.LC0@toc(2)
+ lfs fp13,.LC0@toc(2)
fabs fp0,fp1
fsubs fp12,fp13,fp13 /* generate 0.0 */
fcmpu cr7,fp0,fp13 /* if (fabs(x) > TWO23) */
@@ -37,15 +37,16 @@ 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
diff --git a/sysdeps/powerpc/powerpc64/fpu/s_rint.S b/sysdeps/powerpc/powerpc64/fpu/s_rint.S
index 79e8072..0c0e0ba 100644
--- a/sysdeps/powerpc/powerpc64/fpu/s_rint.S
+++ b/sysdeps/powerpc/powerpc64/fpu/s_rint.S
@@ -27,7 +27,7 @@
.tc FD_43300000_0[TC],0x4330000000000000
.section ".text"
-ENTRY (__rint)
+EALIGN (__rint, 4, 0)
CALL_MCOUNT 0
lfd fp13,.LC0@toc(2)
fabs fp0,fp1
@@ -38,13 +38,14 @@ ENTRY (__rint)
bng- cr6,.L4
fadd fp1,fp1,fp13 /* x+= TWO52; */
fsub fp1,fp1,fp13 /* x-= TWO52; */
- blr
+ fabs fp1,fp1 /* if (x == 0.0) */
+ blr /* x = 0.0; */
.L4:
bnllr- cr6 /* if (x < 0.0) */
- fsub fp1,fp13,fp1 /* x = TWO52 - x; */
- fsub fp0,fp1,fp13 /* x = - (x - TWO52); */
- fneg fp1,fp0
- blr
+ fsub fp1,fp1,fp13 /* x-= TWO52; */
+ fadd fp1,fp1,fp13 /* x+= TWO52; */
+ fnabs fp1,fp1 /* if (x == 0.0) */
+ blr /* x = -0.0; */
END (__rint)
weak_alias (__rint, rint)
diff --git a/sysdeps/powerpc/powerpc64/fpu/s_rintf.S b/sysdeps/powerpc/powerpc64/fpu/s_rintf.S
index eb34dd5..e4fa9ba 100644
--- a/sysdeps/powerpc/powerpc64/fpu/s_rintf.S
+++ b/sysdeps/powerpc/powerpc64/fpu/s_rintf.S
@@ -21,12 +21,12 @@
.section ".toc","aw"
.LC0: /* 2**23 */
- .tc FD_41600000_0[TC],0x4160000000000000
+ .tc FD_4b000000_0[TC],0x4b00000000000000
.section ".text"
-ENTRY (__rintf)
+EALIGN (__rintf, 4, 0)
CALL_MCOUNT 0
- lfd fp13,.LC0@toc(2)
+ lfs fp13,.LC0@toc(2)
fabs fp0,fp1
fsubs fp12,fp13,fp13 /* generate 0.0 */
fcmpu cr7,fp0,fp13 /* if (fabs(x) > TWO23) */
@@ -35,13 +35,14 @@ ENTRY (__rintf)
bng- cr6,.L4
fadds fp1,fp1,fp13 /* x+= TWO23; */
fsubs fp1,fp1,fp13 /* x-= TWO23; */
- blr
+ fabs fp1,fp1 /* if (x == 0.0) */
+ blr /* x = 0.0; */
.L4:
bnllr- cr6 /* if (x < 0.0) */
- fsubs fp1,fp13,fp1 /* x = TWO23 - x; */
- fsubs fp0,fp1,fp13 /* x = - (x - TWO23); */
- fneg fp1,fp0
- blr
+ fsubs fp1,fp1,fp13 /* x-= TWO23; */
+ fadds fp1,fp1,fp13 /* x+= TWO23; */
+ fnabs fp1,fp1 /* if (x == 0.0) */
+ blr /* x = -0.0; */
END (__rintf)
weak_alias (__rintf, rintf)
diff --git a/sysdeps/powerpc/powerpc64/fpu/s_round.S b/sysdeps/powerpc/powerpc64/fpu/s_round.S
index c0b6d46..b07a7ea 100644
--- a/sysdeps/powerpc/powerpc64/fpu/s_round.S
+++ b/sysdeps/powerpc/powerpc64/fpu/s_round.S
@@ -24,8 +24,6 @@
.tc FD_43300000_0[TC],0x4330000000000000
.LC1: /* 0.5 */
.tc FD_3fe00000_0[TC],0x3fe0000000000000
-.LC2: /* -0.0 */
- .tc FD_80000000_0[TC],0x8000000000000000
.section ".text"
/* double [fp1] round (double x [fp1])
@@ -38,7 +36,7 @@
"Round toward Zero" mode and round by adding +-0.5 before rounding
to the integer value. */
-ENTRY (__round)
+EALIGN (__round, 4, 0)
CALL_MCOUNT 0
mffs fp11 /* Save current FPU rounding mode. */
lfd fp13,.LC0@toc(2)
@@ -53,7 +51,8 @@ ENTRY (__round)
fadd fp1,fp1,fp10 /* x+= 0.5; */
fadd fp1,fp1,fp13 /* x+= TWO52; */
fsub fp1,fp1,fp13 /* x-= TWO52; */
-.L9:
+ fabs fp1,fp1 /* if (x == 0.0) */
+ /* x = 0.0; */
mtfsf 0x01,fp11 /* restore previous rounding mode. */
blr
.L4:
@@ -61,10 +60,10 @@ ENTRY (__round)
bge- cr6,.L9 /* if (x < 0.0) */
fsub fp1,fp9,fp13 /* x-= TWO52; */
fadd fp1,fp1,fp13 /* x+= TWO52; */
- fcmpu cr5,fp1,fp12 /* if (x > 0.0) */
- mtfsf 0x01,fp11 /* restore previous rounding mode. */
- bnelr+ cr5
- lfd fp1,.LC2@toc(2) /* x must be -0.0 for the 0.0 case. */
+ fnabs fp1,fp1 /* if (x == 0.0) */
+ /* x = -0.0; */
+.L9:
+ mtfsf 0x01,fp11 /* restore previous rounding mode. */
blr
END (__round)
diff --git a/sysdeps/powerpc/powerpc64/fpu/s_roundf.S b/sysdeps/powerpc/powerpc64/fpu/s_roundf.S
index 23ee4c0..d2e29fd 100644
--- a/sysdeps/powerpc/powerpc64/fpu/s_roundf.S
+++ b/sysdeps/powerpc/powerpc64/fpu/s_roundf.S
@@ -21,11 +21,9 @@
.section ".toc","aw"
.LC0: /* 2**23 */
- .tc FD_41600000_0[TC],0x4160000000000000
+ .tc FD_4b000000_0[TC],0x4b00000000000000
.LC1: /* 0.5 */
- .tc FD_3fe00000_0[TC],0x3fe0000000000000
-.LC2: /* -0.0 */
- .tc FD_80000000_0[TC],0x8000000000000000
+ .tc FD_3f000000_0[TC],0x3f00000000000000
.section ".text"
/* float [fp1] roundf (float x [fp1])
@@ -38,22 +36,23 @@
"Round toward Zero" mode and round by adding +-0.5 before rounding
to the integer value. */
-ENTRY (__roundf )
+EALIGN (__roundf, 4, 0)
CALL_MCOUNT 0
mffs fp11 /* Save current FPU rounding mode. */
- lfd fp13,.LC0@toc(2)
+ lfs fp13,.LC0@toc(2)
fabs fp0,fp1
fsubs fp12,fp13,fp13 /* generate 0.0 */
fcmpu cr7,fp0,fp13 /* if (fabs(x) > TWO23) */
fcmpu cr6,fp1,fp12 /* if (x > 0.0) */
bnllr- cr7
mtfsfi 7,1 /* Set rounding mode toward 0. */
- lfd fp10,.LC1@toc(2)
+ lfs fp10,.LC1@toc(2)
ble- cr6,.L4
fadds fp1,fp1,fp10 /* x+= 0.5; */
fadds fp1,fp1,fp13 /* x+= TWO23; */
fsubs fp1,fp1,fp13 /* x-= TWO23; */
-.L9:
+ fabs fp1,fp1 /* if (x == 0.0) */
+ /* x = 0.0; */
mtfsf 0x01,fp11 /* restore previous rounding mode. */
blr
.L4:
@@ -61,10 +60,10 @@ ENTRY (__roundf )
bge- cr6,.L9 /* if (x < 0.0) */
fsubs fp1,fp9,fp13 /* x-= TWO23; */
fadds fp1,fp1,fp13 /* x+= TWO23; */
- fcmpu cr5,fp1,fp12 /* if (x > 0.0) */
- mtfsf 0x01,fp11 /* restore previous rounding mode. */
- bnelr+ cr5
- lfd fp1,.LC2@toc(2) /* x must be -0.0 for the 0.0 case. */
+ fnabs fp1,fp1 /* if (x == 0.0) */
+ /* x = -0.0; */
+.L9:
+ mtfsf 0x01,fp11 /* restore previous rounding mode. */
blr
END (__roundf)
diff --git a/sysdeps/powerpc/powerpc64/fpu/s_trunc.S b/sysdeps/powerpc/powerpc64/fpu/s_trunc.S
index 3ddd298..d69e371 100644
--- a/sysdeps/powerpc/powerpc64/fpu/s_trunc.S
+++ b/sysdeps/powerpc/powerpc64/fpu/s_trunc.S
@@ -22,8 +22,6 @@
.section ".toc","aw"
.LC0: /* 2**52 */
.tc FD_43300000_0[TC],0x4330000000000000
-.LC2: /* -0.0 */
- .tc FD_80000000_0[TC],0x8000000000000000
.section ".text"
/* double [fp1] trunc (double x [fp1])
@@ -33,7 +31,7 @@
We set "round toward Zero" mode and trunc by adding +-2**52 then
subtracting +-2**52. */
-ENTRY (__trunc)
+EALIGN (__trunc, 4, 0)
CALL_MCOUNT 0
mffs fp11 /* Save current FPU rounding mode. */
lfd fp13,.LC0@toc(2)
@@ -46,17 +44,18 @@ ENTRY (__trunc)
ble- cr6,.L4
fadd fp1,fp1,fp13 /* x+= TWO52; */
fsub fp1,fp1,fp13 /* x-= TWO52; */
-.L9:
+ fabs fp1,fp1 /* if (x == 0.0) */
+ /* x = 0.0; */
mtfsf 0x01,fp11 /* restore previous truncing mode. */
blr
.L4:
bge- cr6,.L9 /* if (x < 0.0) */
fsub fp1,fp1,fp13 /* x-= TWO52; */
fadd fp1,fp1,fp13 /* x+= TWO52; */
- fcmpu cr5,fp1,fp12 /* if (x > 0.0) */
+ fnabs fp1,fp1 /* if (x == 0.0) */
+ /* x = -0.0; */
+.L9:
mtfsf 0x01,fp11 /* restore previous rounding mode. */
- bnelr+ cr5
- lfd fp1,.LC2@toc(2) /* x must be -0.0 for the 0.0 case. */
blr
END (__trunc)
diff --git a/sysdeps/powerpc/powerpc64/fpu/s_truncf.S b/sysdeps/powerpc/powerpc64/fpu/s_truncf.S
index b38b722..15f53da 100644
--- a/sysdeps/powerpc/powerpc64/fpu/s_truncf.S
+++ b/sysdeps/powerpc/powerpc64/fpu/s_truncf.S
@@ -21,9 +21,7 @@
.section ".toc","aw"
.LC0: /* 2**23 */
- .tc FD_41600000_0[TC],0x4160000000000000
-.LC2: /* -0.0 */
- .tc FD_80000000_0[TC],0x8000000000000000
+ .tc FD_4b000000_0[TC],0x4b00000000000000
.section ".text"
/* float [fp1] truncf (float x [fp1])
@@ -33,10 +31,10 @@
We set "round toward Zero" mode and trunc by adding +-2**23 then
subtracting +-2**23. */
-ENTRY (__truncf)
+EALIGN (__truncf, 4, 0)
CALL_MCOUNT 0
mffs fp11 /* Save current FPU rounding mode. */
- lfd fp13,.LC0@toc(2)
+ lfs fp13,.LC0@toc(2)
fabs fp0,fp1
fsubs fp12,fp13,fp13 /* generate 0.0 */
fcmpu cr7,fp0,fp13 /* if (fabs(x) > TWO23) */
@@ -46,17 +44,18 @@ ENTRY (__truncf)
ble- cr6,.L4
fadds fp1,fp1,fp13 /* x+= TWO23; */
fsubs fp1,fp1,fp13 /* x-= TWO23; */
-.L9:
+ fabs fp1,fp1 /* if (x == 0.0) */
+ /* x = 0.0; */
mtfsf 0x01,fp11 /* restore previous truncing mode. */
blr
.L4:
bge- cr6,.L9 /* if (x < 0.0) */
fsubs fp1,fp1,fp13 /* x-= TWO23; */
fadds fp1,fp1,fp13 /* x+= TWO23; */
- fcmpu cr5,fp1,fp12 /* if (x > 0.0) */
+ fnabs fp1,fp1 /* if (x == 0.0) */
+ /* x = -0.0; */
+.L9:
mtfsf 0x01,fp11 /* restore previous rounding mode. */
- bnelr+ cr5
- lfd fp1,.LC2@toc(2) /* x must be -0.0 for the 0.0 case. */
blr
END (__truncf)