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From: "hjl at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug target/46253] [4.6 Regression] ICE: in move_or_delete_vzeroupper_2, at config/i386/i386.c:252 with -g and __builtin_ia32_vzeroupper()
Date: Tue, 02 Nov 2010 18:09:00 -0000 [thread overview]
Message-ID: <20101102180900.dCFTplt0JUqx-NSsHFElppyEkToPlT_MRjKd_nrFfUg@z> (raw)
In-Reply-To: <bug-46253-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46253
--- Comment #3 from hjl at gcc dot gnu.org <hjl at gcc dot gnu.org> 2010-11-02 18:08:49 UTC ---
Author: hjl
Date: Tue Nov 2 18:08:44 2010
New Revision: 166208
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=166208
Log:
Emit vzerouppers after reload.
gcc/
2010-11-02 Uros Bizjak <ubizjak@gmail.com>
H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386-protos.h (ix86_split_call_vzeroupper): New.
(ix86_split_call_pop_vzeroupper): Likewise.
* config/i386/i386.c (move_or_delete_vzeroupper_2): Rewrite
the loop.
(ix86_expand_call): Use UNSPEC_CALL_NEEDS_VZEROUPPER.
(ix86_split_call_vzeroupper): New.
(ix86_split_call_pop_vzeroupper): Likewise.
* config/i386/i386.md (UNSPEC_CALL_NEEDS_VZEROUPPER): New.
(*call_pop_0_vzeroupper): Likewise.
(*call_pop_1_vzeroupper): Likewise.
(*sibcall_pop_1_vzeroupper): Likewise.
(*call_0_vzeroupper): Likewise.
(*call_1_vzeroupper): Likewise.
(*sibcall_1_vzeroupper): Likewise.
(*call_1_rex64_vzeroupper): Likewise.
(*call_1_rex64_ms_sysv_vzeroupper): New.
(*call_1_rex64_large_vzeroupper): Likewise.
(*sibcall_1_rex64_vzeroupper): Likewise.
(*call_value_pop_0_vzeroupper): New.
(*call_value_pop_1_vzeroupper): Likewise.
(*sibcall_value_pop_1_vzeroupper): Likewise.
(*call_value_0_vzeroupper): New.
(*call_value_0_rex64_vzeroupper): Use
(*call_value_0_rex64_ms_sysv_vzeroupper): Likewise.
(*call_value_1_vzeroupper): Likewise.
(*sibcall_value_1_vzeroupper): Likewise.
(*call_value_1_rex64_vzeroupper): Likewise.
(*call_value_1_rex64_ms_sysv_vzeroupper): Likewise.
(*call_value_1_rex64_large_vzeroupper): Likewise.
(*sibcall_value_1_rex64_vzeroupper): Likewise.
gcc/testsuite/
2010-11-02 H.J. Lu <hongjiu.lu@intel.com>
* gcc.target/i386/avx-vzeroupper-15.c: New.
* gcc.target/i386/avx-vzeroupper-16.c: Likewise.
* gcc.target/i386/avx-vzeroupper-17.c: Likewise.
* gcc.target/i386/avx-vzeroupper-18.c: Likewise.
PR target/46253
* gcc.target/i386/pr46253.c: New.
Added:
trunk/gcc/testsuite/gcc.target/i386/avx-vzeroupper-15.c
trunk/gcc/testsuite/gcc.target/i386/avx-vzeroupper-16.c
trunk/gcc/testsuite/gcc.target/i386/avx-vzeroupper-17.c
trunk/gcc/testsuite/gcc.target/i386/avx-vzeroupper-18.c
trunk/gcc/testsuite/gcc.target/i386/pr46253.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/config/i386/i386-protos.h
trunk/gcc/config/i386/i386.c
trunk/gcc/config/i386/i386.md
trunk/gcc/testsuite/ChangeLog
next prev parent reply other threads:[~2010-11-02 18:09 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-10-31 17:32 [Bug target/46253] New: " zsojka at seznam dot cz
2010-10-31 18:04 ` [Bug target/46253] " ubizjak at gmail dot com
2010-10-31 18:09 ` hjl.tools at gmail dot com
2010-11-02 18:09 ` hjl at gcc dot gnu.org [this message]
2010-11-02 18:10 ` [Bug target/46253] [4.6 Regression] " hjl.tools at gmail dot com
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