[Bug testsuite/98643] [11 regression] r11-6615 causes failure in gcc.target/powerpc/fold-vec-extract- char.p7.c

2021-01-20 Thread seurer at gcc dot gnu.org via Gcc-bugs 
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98643

seurer at gcc dot gnu.org changed:

   What|Removed |Added

 Resolution|--- |FIXED
 Status|NEW |RESOLVED

--- Comment #4 from seurer at gcc dot gnu.org ---
Works now, thanks for the fix!

[Bug testsuite/98643] [11 regression] r11-6615 causes failure in gcc.target/powerpc/fold-vec-extract- char.p7.c

2021-01-20 Thread vmakarov at gcc dot gnu.org via Gcc-bugs 
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98643

--- Comment #3 from Vladimir Makarov  ---
I believe a patch for PR98722 fixes this PR too.

4334b524274203125193a08a8485250c41c2daa9

[Bug testsuite/98643] [11 regression] r11-6615 causes failure in gcc.target/powerpc/fold-vec-extract- char.p7.c

2021-01-14 Thread rguenth at gcc dot gnu.org via Gcc-bugs 
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98643

Richard Biener  changed:

   What|Removed |Added

   Keywords||missed-optimization, ra
   Priority|P3  |P1

[Bug testsuite/98643] [11 regression] r11-6615 causes failure in gcc.target/powerpc/fold-vec-extract- char.p7.c

2021-01-13 Thread rguenth at gcc dot gnu.org via Gcc-bugs 
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98643

Richard Biener  changed:

   What|Removed |Added

   Target Milestone|--- |11.0

[Bug testsuite/98643] [11 regression] r11-6615 causes failure in gcc.target/powerpc/fold-vec-extract- char.p7.c

2021-01-12 Thread segher at gcc dot gnu.org via Gcc-bugs 
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98643

Segher Boessenkool  changed:

   What|Removed |Added

   Last reconfirmed||2021-01-13
 Status|UNCONFIRMED |NEW
 Ever confirmed|0   |1

--- Comment #2 from Segher Boessenkool  ---
Yeah, the last addi in the new addi/add/addi sequences is superfluous.

Confirmed.

[Bug testsuite/98643] [11 regression] r11-6615 causes failure in gcc.target/powerpc/fold-vec-extract- char.p7.c

2021-01-12 Thread seurer at gcc dot gnu.org via Gcc-bugs 
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98643

--- Comment #1 from seurer at gcc dot gnu.org ---
Here's a context diff


seurer@genoa:~/gcc/git/build/gcc-test$ diff -c
fold-vec-extract-char.p7.s.r11-6614 fold-vec-extract-char.p7.s.r11-6615
*** fold-vec-extract-char.p7.s.r11-6614 Tue Jan 12 14:12:26 2021
--- fold-vec-extract-char.p7.s.r11-6615 Tue Jan 12 14:00:56 2021
***
*** 9,19 
  testbc_var:
  .LFB0:
.cfi_startproc
!   addi 10,1,-48
li 9,32
stvx 2,10,9
-   rldicl 5,5,0,60
-   add 5,10,5
lbz 3,32(5)
blr
.long 0
--- 9,20 
  testbc_var:
  .LFB0:
.cfi_startproc
!   rldicl 5,5,0,60
li 9,32
+   addi 10,5,-48
+   add 5,10,1
+   addi 10,1,-48
stvx 2,10,9
lbz 3,32(5)
blr
.long 0
***
*** 28,38 
  testsc_var:
  .LFB1:
.cfi_startproc
!   addi 10,1,-48
li 9,32
stvx 2,10,9
-   rldicl 5,5,0,60
-   add 5,10,5
lbz 3,32(5)
extsb 3,3
blr
--- 29,40 
  testsc_var:
  .LFB1:
.cfi_startproc
!   rldicl 5,5,0,60
li 9,32
+   addi 10,5,-48
+   add 5,10,1
+   addi 10,1,-48
stvx 2,10,9
lbz 3,32(5)
extsb 3,3
blr
***
*** 48,58 
  testuc_var:
  .LFB2:
.cfi_startproc
!   addi 10,1,-48
li 9,32
stvx 2,10,9
-   rldicl 5,5,0,60
-   add 5,10,5
lbz 3,32(5)
blr
.long 0
--- 50,61 
  testuc_var:
  .LFB2:
.cfi_startproc
!   rldicl 5,5,0,60
li 9,32
+   addi 10,5,-48
+   add 5,10,1
+   addi 10,1,-48
stvx 2,10,9
lbz 3,32(5)
blr
.long 0