rhill 14/05/15 01:06:52
Modified: README.history
Added: 95_all_pr60960-wrong-code.patch
96_all_pr59952-avx2-no-rtm.patch
Log:
Backport a couple patches.
Revision Changes Path
1.16 src/patchsets/gcc/4.8.2/gentoo/README.history
file :
http://sources.gentoo.org/viewvc.cgi/gentoo/src/patchsets/gcc/4.8.2/gentoo/README.history?rev=1.16&view=markup
plain:
http://sources.gentoo.org/viewvc.cgi/gentoo/src/patchsets/gcc/4.8.2/gentoo/README.history?rev=1.16&content-type=text/plain
diff :
http://sources.gentoo.org/viewvc.cgi/gentoo/src/patchsets/gcc/4.8.2/gentoo/README.history?r1=1.15&r2=1.16
Index: README.history
===================================================================
RCS file: /var/cvsroot/gentoo/src/patchsets/gcc/4.8.2/gentoo/README.history,v
retrieving revision 1.15
retrieving revision 1.16
diff -u -r1.15 -r1.16
--- README.history 11 Jan 2014 00:20:58 -0000 1.15
+++ README.history 15 May 2014 01:06:52 -0000 1.16
@@ -1,3 +1,7 @@
+1.5 (pending)
+ + 95_all_pr60960-wrong-code.patch
+ + 96_all_pr59952-avx2-no-rtm.patch
+
1.4 11 Jan 2014
+ 09_all_default-ssp.patch
1.3 03 Jan 2014
1.1
src/patchsets/gcc/4.8.2/gentoo/95_all_pr60960-wrong-code.patch
file :
http://sources.gentoo.org/viewvc.cgi/gentoo/src/patchsets/gcc/4.8.2/gentoo/95_all_pr60960-wrong-code.patch?rev=1.1&view=markup
plain:
http://sources.gentoo.org/viewvc.cgi/gentoo/src/patchsets/gcc/4.8.2/gentoo/95_all_pr60960-wrong-code.patch?rev=1.1&content-type=text/plain
Index: 95_all_pr60960-wrong-code.patch
===================================================================
http://gcc.gnu.org/PR60960
commit d33dfa66ca1928edf3692991143967bf03cb08e6
Author: jakub <jakub@138bc75d-0d04-0410-961f-82ee72b054a4>
Date: Mon May 5 08:16:43 2014 +0000
Backported from mainline
2014-04-25 Jakub Jelinek <ja...@redhat.com>
PR tree-optimization/60960
* tree-vect-generic.c (expand_vector_operation): Only call
expand_vector_divmod if type's mode satisfies VECTOR_MODE_P.
* gcc.c-torture/execute/pr60960.c: New test.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_8-branch@210064
138bc75d-0d04-0410-961f-82ee72b054a4
---
gcc/ChangeLog | 9 +++++++
gcc/testsuite/ChangeLog | 8 ++++++
gcc/testsuite/gcc.c-torture/execute/pr60960.c | 38 +++++++++++++++++++++++++++
gcc/tree-vect-generic.c | 3 ++-
4 files changed, 57 insertions(+), 1 deletion(-)
--- a/gcc/tree-vect-generic.c
+++ b/gcc/tree-vect-generic.c
@@ -1006,7 +1006,8 @@ expand_vector_operation (gimple_stmt_iterator *gsi, tree
type, tree compute_type
if (!optimize
|| !VECTOR_INTEGER_TYPE_P (type)
- || TREE_CODE (rhs2) != VECTOR_CST)
+ || TREE_CODE (rhs2) != VECTOR_CST
+ || !VECTOR_MODE_P (TYPE_MODE (type)))
break;
ret = expand_vector_divmod (gsi, type, rhs1, rhs2, code);
--- /dev/null
+++ b/gcc/testsuite/gcc.c-torture/execute/pr60960.c
@@ -0,0 +1,38 @@
+/* PR tree-optimization/60960 */
+
+typedef unsigned char v4qi __attribute__ ((vector_size (4)));
+
+__attribute__((noinline, noclone)) v4qi
+f1 (v4qi v)
+{
+ return v / 2;
+}
+
+__attribute__((noinline, noclone)) v4qi
+f2 (v4qi v)
+{
+ return v / (v4qi) { 2, 2, 2, 2 };
+}
+
+__attribute__((noinline, noclone)) v4qi
+f3 (v4qi x, v4qi y)
+{
+ return x / y;
+}
+
+int
+main ()
+{
+ v4qi x = { 5, 5, 5, 5 };
+ v4qi y = { 2, 2, 2, 2 };
+ v4qi z = f1 (x);
+ if (__builtin_memcmp (&y, &z, sizeof (y)) != 0)
+ __builtin_abort ();
+ z = f2 (x);
+ if (__builtin_memcmp (&y, &z, sizeof (y)) != 0)
+ __builtin_abort ();
+ z = f3 (x, y);
+ if (__builtin_memcmp (&y, &z, sizeof (y)) != 0)
+ __builtin_abort ();
+ return 0;
+}
1.1
src/patchsets/gcc/4.8.2/gentoo/96_all_pr59952-avx2-no-rtm.patch
file :
http://sources.gentoo.org/viewvc.cgi/gentoo/src/patchsets/gcc/4.8.2/gentoo/96_all_pr59952-avx2-no-rtm.patch?rev=1.1&view=markup
plain:
http://sources.gentoo.org/viewvc.cgi/gentoo/src/patchsets/gcc/4.8.2/gentoo/96_all_pr59952-avx2-no-rtm.patch?rev=1.1&content-type=text/plain
Index: 96_all_pr59952-avx2-no-rtm.patch
===================================================================
https://gcc.gnu.org/PR59952
commit a360adbdd6a5c88bbe5aa2ee851516565482dba3
Author: uros <uros@138bc75d-0d04-0410-961f-82ee72b054a4>
Date: Thu May 8 19:32:34 2014 +0000
PR target/59952
* config/i386/i386.c (ix86_option_override_internal): Remove PTA_RTM
from core-avx2.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_8-branch@210237
138bc75d-0d04-0410-961f-82ee72b054a4
---
gcc/ChangeLog | 6 ++++++
gcc/config/i386/i386.c | 2 +-
2 files changed, 7 insertions(+), 1 deletion(-)
--- a/gcc/config/i386/i386.c
+++ b/gcc/config/i386/i386.c
@@ -2886,7 +2886,7 @@ ix86_option_override_internal (bool main_args_p)
| PTA_SSSE3 | PTA_SSE4_1 | PTA_SSE4_2 | PTA_AVX | PTA_AVX2
| PTA_CX16 | PTA_POPCNT | PTA_AES | PTA_PCLMUL | PTA_FSGSBASE
| PTA_RDRND | PTA_F16C | PTA_BMI | PTA_BMI2 | PTA_LZCNT
- | PTA_FMA | PTA_MOVBE | PTA_RTM | PTA_HLE | PTA_FXSR | PTA_XSAVE
+ | PTA_FMA | PTA_MOVBE | PTA_HLE | PTA_FXSR | PTA_XSAVE
| PTA_XSAVEOPT},
{"atom", PROCESSOR_ATOM, CPU_ATOM,
PTA_64BIT | PTA_MMX | PTA_SSE | PTA_SSE2 | PTA_SSE3
