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* [Bug target/46295] New: Missing vzeroupper @ 2010-11-03 20:43 hjl.tools at gmail dot com 2010-11-03 21:05 ` [Bug target/46295] " hjl.tools at gmail dot com ` (2 more replies) 0 siblings, 3 replies; 4+ messages in thread From: hjl.tools at gmail dot com @ 2010-11-03 20:43 UTC (permalink / raw) To: gcc-bugs http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46295 Summary: Missing vzeroupper Product: gcc Version: 4.6.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: target AssignedTo: unassigned@gcc.gnu.org ReportedBy: hjl.tools@gmail.com CC: ubizjak@gmail.com [hjl@gnu-6 969]$ cat z.i typedef double VECTOR[3]; typedef double EXPRESS[5]; void Parse_Rel_Factor (EXPRESS Express,int *Terms); void Parse_Vector (VECTOR Vector) { EXPRESS Express; int Terms; for (Terms = 0; Terms < 5; Terms++) Express[Terms] = 0.0; Parse_Rel_Factor(Express,&Terms); } [hjl@gnu-6 969]$ make z.s /export/build/gnu/gcc-avx256/build-x86_64-linux/gcc/xgcc -B/export/build/gnu/gcc-avx256/build-x86_64-linux/gcc/ -O3 -funroll-loops -ffast-math -mavx -S z.i [hjl@gnu-6 969]$ cat z.s .file "z.i" .text .p2align 4,,15 .globl Parse_Vector .type Parse_Vector, @function Parse_Vector: .LFB0: .cfi_startproc pushq %rbp .cfi_def_cfa_offset 16 .cfi_offset 6, -16 vxorpd %xmm0, %xmm0, %xmm0 movq %rsp, %rbp .cfi_def_cfa_register 6 andq $-32, %rsp subq $64, %rsp leaq 60(%rsp), %rsi movq %rsp, %rdi vmovapd %ymm0, (%rsp) movq $0, 32(%rsp) movl $5, 60(%rsp) call Parse_Rel_Factor leave .cfi_def_cfa 7, 8 ret .cfi_endproc .LFE0: .size Parse_Vector, .-Parse_Vector .ident "GCC: (GNU) 4.6.0 20101103 (experimental)" .section .note.GNU-stack,"",@progbits [hjl@gnu-6 969]$ ^ permalink raw reply [flat|nested] 4+ messages in thread
* [Bug target/46295] Missing vzeroupper 2010-11-03 20:43 [Bug target/46295] New: Missing vzeroupper hjl.tools at gmail dot com @ 2010-11-03 21:05 ` hjl.tools at gmail dot com 2010-11-03 21:16 ` hjl at gcc dot gnu.org 2010-11-04 12:01 ` hjl.tools at gmail dot com 2 siblings, 0 replies; 4+ messages in thread From: hjl.tools at gmail dot com @ 2010-11-03 21:05 UTC (permalink / raw) To: gcc-bugs http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46295 H.J. Lu <hjl.tools at gmail dot com> changed: What |Removed |Added ---------------------------------------------------------------------------- URL| |http://gcc.gnu.org/ml/gcc-p | |atches/2010-11/msg00350.htm | |l Target Milestone|--- |4.6.0 --- Comment #1 from H.J. Lu <hjl.tools at gmail dot com> 2010-11-03 21:04:52 UTC --- A patch is posted at http://gcc.gnu.org/ml/gcc-patches/2010-11/msg00350.html ^ permalink raw reply [flat|nested] 4+ messages in thread
* [Bug target/46295] Missing vzeroupper 2010-11-03 20:43 [Bug target/46295] New: Missing vzeroupper hjl.tools at gmail dot com 2010-11-03 21:05 ` [Bug target/46295] " hjl.tools at gmail dot com @ 2010-11-03 21:16 ` hjl at gcc dot gnu.org 2010-11-04 12:01 ` hjl.tools at gmail dot com 2 siblings, 0 replies; 4+ messages in thread From: hjl at gcc dot gnu.org @ 2010-11-03 21:16 UTC (permalink / raw) To: gcc-bugs http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46295 --- Comment #2 from hjl at gcc dot gnu.org <hjl at gcc dot gnu.org> 2010-11-03 21:16:40 UTC --- Author: hjl Date: Wed Nov 3 21:16:36 2010 New Revision: 166277 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=166277 Log: Set use_avx256_p if 256bit AVX register is used in vector move. gcc/ 2010-11-03 H.J. Lu <hongjiu.lu@intel.com> PR target/46295 * config/i386/i386.c (ix86_expand_vector_move): Set use_avx256_p if 256bit AVX register is used. gcc/testsuite/ 2010-11-03 H.J. Lu <hongjiu.lu@intel.com> PR target/46295 * gcc.target/i386/pr46295.c: New. Added: trunk/gcc/testsuite/gcc.target/i386/pr46295.c Modified: trunk/gcc/ChangeLog trunk/gcc/config/i386/i386.c trunk/gcc/testsuite/ChangeLog ^ permalink raw reply [flat|nested] 4+ messages in thread
* [Bug target/46295] Missing vzeroupper 2010-11-03 20:43 [Bug target/46295] New: Missing vzeroupper hjl.tools at gmail dot com 2010-11-03 21:05 ` [Bug target/46295] " hjl.tools at gmail dot com 2010-11-03 21:16 ` hjl at gcc dot gnu.org @ 2010-11-04 12:01 ` hjl.tools at gmail dot com 2 siblings, 0 replies; 4+ messages in thread From: hjl.tools at gmail dot com @ 2010-11-04 12:01 UTC (permalink / raw) To: gcc-bugs http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46295 H.J. Lu <hjl.tools at gmail dot com> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |RESOLVED Resolution| |FIXED --- Comment #3 from H.J. Lu <hjl.tools at gmail dot com> 2010-11-04 12:01:20 UTC --- Fixed. ^ permalink raw reply [flat|nested] 4+ messages in thread
end of thread, other threads:[~2010-11-04 12:01 UTC | newest] Thread overview: 4+ messages (download: mbox.gz / follow: Atom feed) -- links below jump to the message on this page -- 2010-11-03 20:43 [Bug target/46295] New: Missing vzeroupper hjl.tools at gmail dot com 2010-11-03 21:05 ` [Bug target/46295] " hjl.tools at gmail dot com 2010-11-03 21:16 ` hjl at gcc dot gnu.org 2010-11-04 12:01 ` hjl.tools at gmail dot com
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