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[Bug rtl-optimization/64539] [5 regression] cprop_hardreg does not respect clobbers in C_I_F_U
- From: "vries at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Fri, 09 Jan 2015 18:54:54 +0000
- Subject: [Bug rtl-optimization/64539] [5 regression] cprop_hardreg does not respect clobbers in C_I_F_U
- Auto-submitted: auto-generated
- References: <bug-64539-4 at http dot gcc dot gnu dot org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64539
--- Comment #7 from vries at gcc dot gnu.org ---
Author: vries
Date: Fri Jan 9 18:54:20 2015
New Revision: 219400
URL: https://gcc.gnu.org/viewcvs?rev=219400&root=gcc&view=rev
Log:
Handle CALL_INSN_FUNCTION_USAGE clobbers in regcprop.c
2015-01-09 Tom de Vries <tom@codesourcery.com>
PR rtl-optimization/64539
* regcprop.c (kill_clobbered_values): Factor out of ...
(copyprop_hardreg_forward_1): ... here. Use kill_clobbered_values
instead of note_stores with kill_clobbered_value.
Modified:
trunk/gcc/ChangeLog
trunk/gcc/regcprop.c