[Bug target/85755] PowerPC Gcc's -mupdate produces inefficient code on power8/power9 machines

2019-02-08 Thread ebotcazou at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85755 --- Comment #13 from Eric Botcazou --- Author: ebotcazou Date: Fri Feb 8 10:37:15 2019 New Revision: 268670 URL: https://gcc.gnu.org/viewcvs?rev=268670=gcc=rev Log: Backport from mainline 2018-06-11 Segher Boessenkool

[Bug target/85755] PowerPC Gcc's -mupdate produces inefficient code on power8/power9 machines

2018-06-11 Thread bergner at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85755 Peter Bergner changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug target/85755] PowerPC Gcc's -mupdate produces inefficient code on power8/power9 machines

2018-06-11 Thread bergner at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85755 --- Comment #11 from Peter Bergner --- Author: bergner Date: Mon Jun 11 18:25:37 2018 New Revision: 261442 URL: https://gcc.gnu.org/viewcvs?rev=261442=gcc=rev Log: gcc/ Backport from mainline 2018-06-08 Peter Bergner

[Bug target/85755] PowerPC Gcc's -mupdate produces inefficient code on power8/power9 machines

2018-06-11 Thread bergner at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85755 --- Comment #10 from Peter Bergner --- Author: bergner Date: Mon Jun 11 18:23:28 2018 New Revision: 261441 URL: https://gcc.gnu.org/viewcvs?rev=261441=gcc=rev Log: gcc/ Backport from mainline 2018-06-08 Peter Bergner

[Bug target/85755] PowerPC Gcc's -mupdate produces inefficient code on power8/power9 machines

2018-06-11 Thread segher at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85755 --- Comment #9 from Segher Boessenkool --- Author: segher Date: Mon Jun 11 16:06:49 2018 New Revision: 261436 URL: https://gcc.gnu.org/viewcvs?rev=261436=gcc=rev Log: Backport from trunk 2018-06-11 Segher Boessenkool

[Bug target/85755] PowerPC Gcc's -mupdate produces inefficient code on power8/power9 machines

2018-06-11 Thread segher at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85755 --- Comment #8 from Segher Boessenkool --- Author: segher Date: Mon Jun 11 15:48:48 2018 New Revision: 261435 URL: https://gcc.gnu.org/viewcvs?rev=261435=gcc=rev Log: rs6000: Put constraints on the correct operand in movdi (PR85755) Some of

[Bug target/85755] PowerPC Gcc's -mupdate produces inefficient code on power8/power9 machines

2018-06-08 Thread bergner at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85755 --- Comment #7 from Peter Bergner --- Author: bergner Date: Fri Jun 8 17:17:45 2018 New Revision: 261340 URL: https://gcc.gnu.org/viewcvs?rev=261340=gcc=rev Log: gcc/ PR target/85755 * config/rs6000/rs6000.c (mem_operand_gpr):

[Bug target/85755] PowerPC Gcc's -mupdate produces inefficient code on power8/power9 machines

2018-06-08 Thread bergner at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85755 Peter Bergner changed: What|Removed |Added URL|https://gcc.gnu.org/ml/gcc- |https://gcc.gnu.org/ml/gcc-

[Bug target/85755] PowerPC Gcc's -mupdate produces inefficient code on power8/power9 machines

2018-06-07 Thread bergner at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85755 Peter Bergner changed: What|Removed |Added Status|NEW |ASSIGNED Assignee|unassigned

[Bug target/85755] PowerPC Gcc's -mupdate produces inefficient code on power8/power9 machines

2018-05-12 Thread segher at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85755 Segher Boessenkool changed: What|Removed |Added CC||bergner at gcc dot gnu.org ---

[Bug target/85755] PowerPC Gcc's -mupdate produces inefficient code on power8/power9 machines

2018-05-11 Thread segher at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85755 --- Comment #3 from Segher Boessenkool --- Sigh, i forgot -mcpu=power8 on that last test. GCC 7 was just fine, stdu, everything. GCC 8 was bad already.

[Bug target/85755] PowerPC Gcc's -mupdate produces inefficient code on power8/power9 machines

2018-05-11 Thread segher at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85755 --- Comment #2 from Segher Boessenkool --- That is, that GCC 8 did not do pre-increment, but it did no silliness with float registers.

[Bug target/85755] PowerPC Gcc's -mupdate produces inefficient code on power8/power9 machines

2018-05-11 Thread segher at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85755 Segher Boessenkool changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|