aboutsummaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorSiddhesh Poyarekar <siddhesh@redhat.com>2015-08-14 05:30:17 -0700
committerH.J. Lu <hjl.tools@gmail.com>2015-08-14 05:30:17 -0700
commit37dd6a19ca36b84cdef7e51dffcb68a2cbf54a6a (patch)
tree72e73ccfaec00ae469b049a4a0c5655a5f495ed8
parent3ba0ac10fa9dd577dfe2f36c47bc95467d9a1ca2 (diff)
downloadglibc-37dd6a19ca36b84cdef7e51dffcb68a2cbf54a6a.tar
glibc-37dd6a19ca36b84cdef7e51dffcb68a2cbf54a6a.tar.gz
glibc-37dd6a19ca36b84cdef7e51dffcb68a2cbf54a6a.tar.bz2
glibc-37dd6a19ca36b84cdef7e51dffcb68a2cbf54a6a.zip
Remove incorrect register mov in floorf/nearbyint on x86_64
The change in 0b5395f052ee09cd7e3d219af4e805c38058afb5 replaced calls to __get_cpu_features@plt followed by a mov from rax to rdx, with a single macro LOAD_RTLD_GLOBAL_RO_RDX. It is pretty clear that there was a typo in s_floorf and __nearbyint due to which the (now incorrect) mov was not removed. This patch removes that mov. * sysdeps/x86_64/fpu/multiarch/s_floorf.S (__floorf): Remove unnecessary movq. * sysdeps/x86_64/fpu/multiarch/s_nearbyint.S (__nearbyint): Likewise.
-rw-r--r--ChangeLog7
-rw-r--r--sysdeps/x86_64/fpu/multiarch/s_floorf.S1
-rw-r--r--sysdeps/x86_64/fpu/multiarch/s_nearbyint.S1
3 files changed, 7 insertions, 2 deletions
diff --git a/ChangeLog b/ChangeLog
index b9ff0dd58a..f33a11a757 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,10 @@
+2015-08-14 Siddhesh Poyarekar <siddhesh@redhat.com>
+
+ * sysdeps/x86_64/fpu/multiarch/s_floorf.S (__floorf): Remove
+ unnecessary movq.
+ * sysdeps/x86_64/fpu/multiarch/s_nearbyint.S (__nearbyint):
+ Likewise.
+
2015-08-13 Joseph Myers <joseph@codesourcery.com>
* math/auto-libm-test-in: Add more tests of acos, acosh, asin,
diff --git a/sysdeps/x86_64/fpu/multiarch/s_floorf.S b/sysdeps/x86_64/fpu/multiarch/s_floorf.S
index f60f662e03..9d67847d07 100644
--- a/sysdeps/x86_64/fpu/multiarch/s_floorf.S
+++ b/sysdeps/x86_64/fpu/multiarch/s_floorf.S
@@ -23,7 +23,6 @@
ENTRY(__floorf)
.type __floorf, @gnu_indirect_function
LOAD_RTLD_GLOBAL_RO_RDX
- movq %rax, %rdx
leaq __floorf_sse41(%rip), %rax
HAS_CPU_FEATURE (SSE4_1)
jnz 2f
diff --git a/sysdeps/x86_64/fpu/multiarch/s_nearbyint.S b/sysdeps/x86_64/fpu/multiarch/s_nearbyint.S
index 109395ca37..2c13024e8b 100644
--- a/sysdeps/x86_64/fpu/multiarch/s_nearbyint.S
+++ b/sysdeps/x86_64/fpu/multiarch/s_nearbyint.S
@@ -23,7 +23,6 @@
ENTRY(__nearbyint)
.type __nearbyint, @gnu_indirect_function
LOAD_RTLD_GLOBAL_RO_RDX
- movq %rax, %rdx
leaq __nearbyint_sse41(%rip), %rax
HAS_CPU_FEATURE (SSE4_1)
jnz 2f