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GNU C Library master sources branch master updated. glibc-2.17-698-g13d3b41
- From: azanella at sourceware dot org
- To: glibc-cvs at sourceware dot org
- Date: 17 May 2013 13:17:14 -0000
- Subject: GNU C Library master sources branch master updated. glibc-2.17-698-g13d3b41
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- Log -----------------------------------------------------------------
http://sourceware.org/git/gitweb.cgi?p=glibc.git;a=commitdiff;h=13d3b41a36c4f28d171a144f8a9baad3a8835981
commit 13d3b41a36c4f28d171a144f8a9baad3a8835981
Author: Adhemerval Zanella <azanella@linux.vnet.ibm.com>
Date: Fri May 17 08:12:16 2013 -0500
PowerPC: fix hypot/hypotf check for -INF
diff --git a/ChangeLog b/ChangeLog
index 0533218..78d4804 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+2013-05-17 Adhemerval Zanella <azanella@linux.vnet.ibm.com>
+
+ * sysdeps/powerpc/fpu/e_hypot.c (GET_TWO_FLOAT_WORD): Fix test for
+ negative infinity on POWER6 or lower.
+ * sysdeps/powerpc/fpu/e_hypotf.c (GET_TWO_FLOAT_WORD): Likewise.
+
2013-05-16 Maciej W. Rozycki <macro@codesourcery.com>
[BZ #15442]
diff --git a/sysdeps/powerpc/fpu/e_hypot.c b/sysdeps/powerpc/fpu/e_hypot.c
index 5341933..8cf5b02 100644
--- a/sysdeps/powerpc/fpu/e_hypot.c
+++ b/sysdeps/powerpc/fpu/e_hypot.c
@@ -54,13 +54,13 @@ static const double pdnum = 2.225073858507201e-308;
ieee_double_shape_type gh_u2; \
gh_u1.value = (d1); \
gh_u2.value = (d2); \
- (i1) = gh_u1.parts.msw; \
- (i2) = gh_u2.parts.msw; \
+ (i1) = gh_u1.parts.msw & 0x7fffffff; \
+ (i2) = gh_u2.parts.msw & 0x7fffffff; \
} while (0)
# define TEST_INF_NAN(x, y) \
do { \
- int32_t hx, hy; \
+ uint32_t hx, hy; \
GET_TW0_HIGH_WORD(x, y, hx, hy); \
if (hy > hx) { \
uint32_t ht = hx; hx = hy; hy = ht; \
diff --git a/sysdeps/powerpc/fpu/e_hypotf.c b/sysdeps/powerpc/fpu/e_hypotf.c
index 3ccd385..5fc91ee 100644
--- a/sysdeps/powerpc/fpu/e_hypotf.c
+++ b/sysdeps/powerpc/fpu/e_hypotf.c
@@ -46,13 +46,13 @@ static const float two30 = 1.0737418e09;
ieee_float_shape_type gf_u2; \
gf_u1.value = (f1); \
gf_u2.value = (f2); \
- (i1) = gf_u1.word; \
- (i2) = gf_u2.word; \
+ (i1) = gf_u1.word & 0x7fffffff; \
+ (i2) = gf_u2.word & 0x7fffffff; \
} while (0)
# define TEST_INF_NAN(x, y) \
do { \
- int32_t hx, hy; \
+ uint32_t hx, hy; \
GET_TWO_FLOAT_WORD(x, y, hx, hy); \
if (hy > hx) { \
uint32_t ht = hx; hx = hy; hy = ht; \
-----------------------------------------------------------------------
Summary of changes:
ChangeLog | 6 ++++++
sysdeps/powerpc/fpu/e_hypot.c | 6 +++---
sysdeps/powerpc/fpu/e_hypotf.c | 6 +++---
3 files changed, 12 insertions(+), 6 deletions(-)
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