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[Bug target/40957] [4.5 Regression] standard_sse_constant_opcode crash on x86 64
- From: "uros at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 6 Aug 2009 11:43:50 -0000
- Subject: [Bug target/40957] [4.5 Regression] standard_sse_constant_opcode crash on x86 64
- References: <bug-40957-11242@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #4 from uros at gcc dot gnu dot org 2009-08-06 11:43 -------
Subject: Bug 40957
Author: uros
Date: Thu Aug 6 11:43:38 2009
New Revision: 150520
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=150520
Log:
PR target/40957
* config/i386/i386.c (standard_sse_mode_p): Remove.
(standard_sse_constant_p): Return 2 for integer mode
vector_all_ones_operand when SSE2 is enabled.
(standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
(ix86_expand_vector_move): Do not check for negative values from
standard_sse_constant_p.
testsuite/ChangeLog:
PR target/40957
* gcc.target/i386/pr40957: New test.
Added:
trunk/gcc/testsuite/gcc.target/i386/pr40957.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/config/i386/i386.c
trunk/gcc/testsuite/ChangeLog
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40957