[Bug tree-optimization/51074] No constant folding performed for VEC_PERM_EXPR, VEC_INTERLEAVE*EXPR, VEC_EXTRACT*EXPR

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=51074 Andrew Pinski changed: What|Removed |Added Keywords||missed-optimization

[Bug tree-optimization/51074] No constant folding performed for VEC_PERM_EXPR, VEC_INTERLEAVE*EXPR, VEC_EXTRACT*EXPR

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51074 --- Comment #7 from Jakub Jelinek jakub at gcc dot gnu.org 2011-11-22 09:38:53 UTC --- Created attachment 25878 -- http://gcc.gnu.org/bugzilla/attachment.cgi?id=25878 gcc47-pr51074-be.patch Big endian fix, untested.

[Bug tree-optimization/51074] No constant folding performed for VEC_PERM_EXPR, VEC_INTERLEAVE*EXPR, VEC_EXTRACT*EXPR

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51074 --- Comment #8 from Richard Henderson rth at gcc dot gnu.org 2011-11-22 16:08:17 UTC --- No, Jakub, vector elements are in memory order. There is no adjustment to be made here. Unfortunately ppc represents its interleave patterns non-standard,

[Bug tree-optimization/51074] No constant folding performed for VEC_PERM_EXPR, VEC_INTERLEAVE*EXPR, VEC_EXTRACT*EXPR

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51074 --- Comment #9 from Pat Haugen pthaugen at gcc dot gnu.org 2011-11-22 16:15:09 UTC --- (In reply to comment #7) Created attachment 25878 [details] gcc47-pr51074-be.patch Big endian fix, untested. This patch fixes the issue on both my

[Bug tree-optimization/51074] No constant folding performed for VEC_PERM_EXPR, VEC_INTERLEAVE*EXPR, VEC_EXTRACT*EXPR

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51074 --- Comment #10 from Jakub Jelinek jakub at gcc dot gnu.org 2011-11-22 16:57:39 UTC --- Author: jakub Date: Tue Nov 22 16:57:33 2011 New Revision: 181627 URL: http://gcc.gnu.org/viewcvs?root=gccview=revrev=181627 Log: PR

[Bug tree-optimization/51074] No constant folding performed for VEC_PERM_EXPR, VEC_INTERLEAVE*EXPR, VEC_EXTRACT*EXPR

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51074 Pat Haugen pthaugen at gcc dot gnu.org changed: What|Removed |Added CC||pthaugen at gcc

[Bug tree-optimization/51074] No constant folding performed for VEC_PERM_EXPR, VEC_INTERLEAVE*EXPR, VEC_EXTRACT*EXPR

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51074 --- Comment #5 from Jakub Jelinek jakub at gcc dot gnu.org 2011-11-11 19:55:26 UTC --- Author: jakub Date: Fri Nov 11 19:55:23 2011 New Revision: 181297 URL: http://gcc.gnu.org/viewcvs?root=gccview=revrev=181297 Log: PR

[Bug tree-optimization/51074] No constant folding performed for VEC_PERM_EXPR, VEC_INTERLEAVE*EXPR, VEC_EXTRACT*EXPR

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51074 Richard Guenther rguenth at gcc dot gnu.org changed: What|Removed |Added Status|UNCONFIRMED |NEW Last

[Bug tree-optimization/51074] No constant folding performed for VEC_PERM_EXPR, VEC_INTERLEAVE*EXPR, VEC_EXTRACT*EXPR

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51074 --- Comment #2 from Jakub Jelinek jakub at gcc dot gnu.org 2011-11-10 10:50:54 UTC --- The case I was worried was if we have a single VECTOR_CST before the loop and then create 16 different vectors out of it using different permutations, then

[Bug tree-optimization/51074] No constant folding performed for VEC_PERM_EXPR, VEC_INTERLEAVE*EXPR, VEC_EXTRACT*EXPR

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51074 --- Comment #3 from Jakub Jelinek jakub at gcc dot gnu.org 2011-11-10 13:47:47 UTC --- Created attachment 25784 -- http://gcc.gnu.org/bugzilla/attachment.cgi?id=25784 gcc47-pr51074.patch Folding patch. For __builtin_shuffle it works well.

[Bug tree-optimization/51074] No constant folding performed for VEC_PERM_EXPR, VEC_INTERLEAVE*EXPR, VEC_EXTRACT*EXPR

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51074 --- Comment #4 from Richard Guenther rguenth at gcc dot gnu.org 2011-11-10 13:59:26 UTC --- (In reply to comment #3) Created attachment 25784 [details] gcc47-pr51074.patch Folding patch. For __builtin_shuffle it works well. Looks good.