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* [Bug tree-optimization/16362] New: i386/x86-64 backend missing logical vector operations
@ 2004-07-04 19:34 ak at muc dot de
  2004-07-04 19:35 ` [Bug target/16362] " pinskia at gcc dot gnu dot org
  2005-01-12  6:42 ` pinskia at gcc dot gnu dot org
  0 siblings, 2 replies; 3+ messages in thread
From: ak at muc dot de @ 2004-07-04 19:34 UTC (permalink / raw)
  To: gcc-bugs

The vectorization test suite currently has a few failures that happen
because i386 is missing patterns for logical vector operations.
Altivec got these recently.

> This means the i386 backend needs new patterns for logical operations
> like you added to altivec.md ?

I suspect so.

> FAIL: gcc.dg/tree-ssa-vect/tree-ssa-vect-17.c scan-tree-dump-times
vectorized 3 loops 1
> FAIL: gcc.dg/tree-ssa-vect/tree-ssa-vect-18.c scan-tree-dump-times
vectorized 3 loops 1
> FAIL: gcc.dg/tree-ssa-vect/tree-ssa-vect-19.c scan-tree-dump-times
vectorized 3 loops 1
> FAIL: gcc.dg/tree-ssa-vect/tree-ssa-vect-20.c scan-tree-dump-times
vectorized 3 loops 1

bitwise operations - may need to add new patterns to i*86 (see
http://gcc.gnu.org/ml/gcc-patches/2004-04/msg00907.html).

-- 
           Summary: i386/x86-64 backend missing logical vector operations
           Product: gcc
           Version: lno
            Status: UNCONFIRMED
          Severity: normal
          Priority: P2
         Component: tree-optimization
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: ak at muc dot de
                CC: gcc-bugs at gcc dot gnu dot org
GCC target triplet: i?86-*-*, x86_64-*-*


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=16362


^ permalink raw reply	[flat|nested] 3+ messages in thread

* [Bug target/16362] i386/x86-64 backend missing logical vector operations
  2004-07-04 19:34 [Bug tree-optimization/16362] New: i386/x86-64 backend missing logical vector operations ak at muc dot de
@ 2004-07-04 19:35 ` pinskia at gcc dot gnu dot org
  2005-01-12  6:42 ` pinskia at gcc dot gnu dot org
  1 sibling, 0 replies; 3+ messages in thread
From: pinskia at gcc dot gnu dot org @ 2004-07-04 19:35 UTC (permalink / raw)
  To: gcc-bugs


------- Additional Comments From pinskia at gcc dot gnu dot org  2004-07-04 19:35 -------
Confirmed.

-- 
           What    |Removed                     |Added
----------------------------------------------------------------------------
           Severity|normal                      |enhancement
             Status|UNCONFIRMED                 |NEW
          Component|tree-optimization           |target
     Ever Confirmed|                            |1
           Keywords|                            |missed-optimization
   Last reconfirmed|0000-00-00 00:00:00         |2004-07-04 19:35:30
               date|                            |


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=16362


^ permalink raw reply	[flat|nested] 3+ messages in thread

* [Bug target/16362] i386/x86-64 backend missing logical vector operations
  2004-07-04 19:34 [Bug tree-optimization/16362] New: i386/x86-64 backend missing logical vector operations ak at muc dot de
  2004-07-04 19:35 ` [Bug target/16362] " pinskia at gcc dot gnu dot org
@ 2005-01-12  6:42 ` pinskia at gcc dot gnu dot org
  1 sibling, 0 replies; 3+ messages in thread
From: pinskia at gcc dot gnu dot org @ 2005-01-12  6:42 UTC (permalink / raw)
  To: gcc-bugs


------- Additional Comments From pinskia at gcc dot gnu dot org  2005-01-12 06:41 -------
Fixed 3 days ago by:
* config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
        (_mm_cvtsi128_si64x): Likewise.
        (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
        _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
        the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
        * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
        * config/i386/i386-protos.h: Update.
        * config/i386/i386.c (print_operand): Add 'H'.
        (ix86_fixup_binary_operands): Split out from ...
        (ix86_expand_binary_operator): ... here.
        (ix86_fixup_binary_operands_no_copy): New.
....

-- 
           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|NEW                         |RESOLVED
           Keywords|                            |ssemmx
         Resolution|                            |FIXED
   Target Milestone|---                         |4.0.0


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=16362


^ permalink raw reply	[flat|nested] 3+ messages in thread

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Thread overview: 3+ messages (download: mbox.gz / follow: Atom feed)
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2004-07-04 19:34 [Bug tree-optimization/16362] New: i386/x86-64 backend missing logical vector operations ak at muc dot de
2004-07-04 19:35 ` [Bug target/16362] " pinskia at gcc dot gnu dot org
2005-01-12  6:42 ` pinskia at gcc dot gnu dot org

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