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* [Bug target/38402] New: Undocumented Yz constraint @ 2008-12-04 14:55 hjl dot tools at gmail dot com 2008-12-12 14:34 ` [Bug target/38402] " hjl at gcc dot gnu dot org ` (2 more replies) 0 siblings, 3 replies; 4+ messages in thread From: hjl dot tools at gmail dot com @ 2008-12-04 14:55 UTC (permalink / raw) To: gcc-bugs x86 has ;; We use the Y prefix to denote any number of conditional register sets: ;; z First SSE register. ;; 2 SSE2 enabled ;; i SSE2 inter-unit moves enabled ;; m MMX inter-unit moves enabled Most of them are internal to gcc. But some instructions use the fixed XMM0 register. We may need the Yz constraint for asm statement. Shouldn't it be documented? -- Summary: Undocumented Yz constraint Product: gcc Version: 4.4.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: target AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: hjl dot tools at gmail dot com GCC target triplet: x86-gnu-linux http://gcc.gnu.org/bugzilla/show_bug.cgi?id=38402 ^ permalink raw reply [flat|nested] 4+ messages in thread
* [Bug target/38402] Undocumented Yz constraint 2008-12-04 14:55 [Bug target/38402] New: Undocumented Yz constraint hjl dot tools at gmail dot com @ 2008-12-12 14:34 ` hjl at gcc dot gnu dot org 2008-12-12 14:37 ` hjl at gcc dot gnu dot org 2008-12-12 14:39 ` hjl dot tools at gmail dot com 2 siblings, 0 replies; 4+ messages in thread From: hjl at gcc dot gnu dot org @ 2008-12-12 14:34 UTC (permalink / raw) To: gcc-bugs ------- Comment #1 from hjl at gcc dot gnu dot org 2008-12-12 14:33 ------- Subject: Bug 38402 Author: hjl Date: Fri Dec 12 14:32:00 2008 New Revision: 142710 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=142710 Log: 2008-12-12 H.J. Lu <hongjiu.lu@intel.com> PR target/38402 * gcc/doc/md.texi: Remove Y and document Yz, Y2, Yi and Ym constraints for x86. Modified: trunk/gcc/ChangeLog trunk/gcc/doc/md.texi -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=38402 ^ permalink raw reply [flat|nested] 4+ messages in thread
* [Bug target/38402] Undocumented Yz constraint 2008-12-04 14:55 [Bug target/38402] New: Undocumented Yz constraint hjl dot tools at gmail dot com 2008-12-12 14:34 ` [Bug target/38402] " hjl at gcc dot gnu dot org @ 2008-12-12 14:37 ` hjl at gcc dot gnu dot org 2008-12-12 14:39 ` hjl dot tools at gmail dot com 2 siblings, 0 replies; 4+ messages in thread From: hjl at gcc dot gnu dot org @ 2008-12-12 14:37 UTC (permalink / raw) To: gcc-bugs ------- Comment #2 from hjl at gcc dot gnu dot org 2008-12-12 14:35 ------- Subject: Bug 38402 Author: hjl Date: Fri Dec 12 14:34:21 2008 New Revision: 142711 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=142711 Log: 2008-12-12 H.J. Lu <hongjiu.lu@intel.com> Backport from mainline: 2008-12-12 H.J. Lu <hongjiu.lu@intel.com> PR target/38402 * gcc/doc/md.texi: Remove Y and document Yz, Y2, Yi and Ym constraints for x86. Modified: branches/gcc-4_3-branch/gcc/ChangeLog branches/gcc-4_3-branch/gcc/doc/md.texi -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=38402 ^ permalink raw reply [flat|nested] 4+ messages in thread
* [Bug target/38402] Undocumented Yz constraint 2008-12-04 14:55 [Bug target/38402] New: Undocumented Yz constraint hjl dot tools at gmail dot com 2008-12-12 14:34 ` [Bug target/38402] " hjl at gcc dot gnu dot org 2008-12-12 14:37 ` hjl at gcc dot gnu dot org @ 2008-12-12 14:39 ` hjl dot tools at gmail dot com 2 siblings, 0 replies; 4+ messages in thread From: hjl dot tools at gmail dot com @ 2008-12-12 14:39 UTC (permalink / raw) To: gcc-bugs ------- Comment #3 from hjl dot tools at gmail dot com 2008-12-12 14:36 ------- Fixed -- hjl dot tools at gmail dot com changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |RESOLVED Resolution| |FIXED Target Milestone|--- |4.3.3 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=38402 ^ permalink raw reply [flat|nested] 4+ messages in thread
end of thread, other threads:[~2008-12-12 14:39 UTC | newest] Thread overview: 4+ messages (download: mbox.gz / follow: Atom feed) -- links below jump to the message on this page -- 2008-12-04 14:55 [Bug target/38402] New: Undocumented Yz constraint hjl dot tools at gmail dot com 2008-12-12 14:34 ` [Bug target/38402] " hjl at gcc dot gnu dot org 2008-12-12 14:37 ` hjl at gcc dot gnu dot org 2008-12-12 14:39 ` hjl dot tools at gmail dot com
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