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[Yroux <1267761@xxxxxxxxxxxxxxxxxx>]

Author: yroux
Date: Mon Aug 11 22:08:03 2014
New Revision: 213842

URL: https://gcc.gnu.org/viewcvs?rev=213842&root=gcc&view=rev
Log:
gcc/
2014-08-11  Michael Collison  <michael.collison@xxxxxxxxxx>

	Backport from trunk r206529, r206530
	2014-01-10  Richard Earnshaw  <rearnsha@xxxxxxx>

	PR target/59744
	* aarch64-modes.def (CC_Zmode): New flags mode.
	* aarch64.c (aarch64_select_cc_mode): Only allow NEG when the condition
	represents an equality.
	(aarch64_get_condition_code): Handle CC_Zmode.
	* aarch64.md (compare_neg<mode>): Restrict to equality operations.

gcc/testsuite/
2014-08-11  Michael Collison  <michael.collison@xxxxxxxxxx>

	Backport from trunk r206529
	2014-01-10  Richard Earnshaw  <rearnsha@xxxxxxx>

	PR target/59744
	* gcc.target/aarch64/cmn-neg.c: Use equality comparisons.
	* gcc.target/aarch64/cmn-neg2.c: New test.


Added:
    branches/linaro/gcc-4_8-branch/gcc/testsuite/gcc.target/aarch64/cmn-neg2.c
Modified:
    branches/linaro/gcc-4_8-branch/gcc/ChangeLog.linaro
    branches/linaro/gcc-4_8-branch/gcc/config/aarch64/aarch64-modes.def
    branches/linaro/gcc-4_8-branch/gcc/config/aarch64/aarch64.c
    branches/linaro/gcc-4_8-branch/gcc/config/aarch64/aarch64.md
    branches/linaro/gcc-4_8-branch/gcc/testsuite/ChangeLog.linaro
    branches/linaro/gcc-4_8-branch/gcc/testsuite/gcc.target/aarch64/cmn-neg.c

-- 
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Touch seeded packages, which is subscribed to gcc-4.8 in Ubuntu.
https://bugs.launchpad.net/bugs/1267761

Title:
  miscompilation of unsigned comparison on aarch64

Status in The GNU Compiler Collection:
  Fix Released
Status in Linaro GCC:
  New
Status in “gcc-4.8” package in Ubuntu:
  Fix Released
Status in “gcc-4.8” source package in Trusty:
  Fix Released

Bug description:
  see http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59744

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