[Bug target/66821] reassoc-37.c fails on -march=pentium

2015-07-09 Thread julia.koval at intel dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66821 --- Comment #8 from Yulia Koval --- (In reply to H.J. Lu from comment #7) > (In reply to Yulia Koval from comment #6) > > msticlxl58$ size miam > >textdata bss dec hex filename > > 72 0 0 72 48 miam

[Bug target/66821] reassoc-37.c fails on -march=pentium

2015-07-09 Thread hjl.tools at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66821 --- Comment #7 from H.J. Lu --- (In reply to Yulia Koval from comment #6) > msticlxl58$ size miam >textdata bss dec hex filename > 72 0 0 72 48 miam > msticlxl58$ size march >textdata bss

[Bug target/66821] reassoc-37.c fails on -march=pentium

2015-07-09 Thread julia.koval at intel dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66821 --- Comment #6 from Yulia Koval --- msticlxl58$ size miam textdata bss dec hex filename 72 0 0 72 48 miam msticlxl58$ size march textdata bss dec hex filename 81 0

[Bug target/66821] reassoc-37.c fails on -march=pentium

2015-07-09 Thread hjl.tools at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66821 --- Comment #5 from H.J. Lu --- (In reply to Yulia Koval from comment #4) > The issue remains for -march=iamcu but not for -miamcu. Let's fix -march=iamcu.

[Bug target/66821] reassoc-37.c fails on -march=pentium

2015-07-09 Thread julia.koval at intel dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66821 --- Comment #4 from Yulia Koval --- The issue remains for -march=iamcu but not for -miamcu.

[Bug target/66821] reassoc-37.c fails on -march=pentium

2015-07-09 Thread hjl.tools at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66821 --- Comment #3 from H.J. Lu --- (In reply to Yulia Koval from comment #2) > Well, second one looks better, but first one generates 9b smaller code. > Can we disable this test for this target if it is not an issue? This is a tuning issue. We wan

[Bug target/66821] reassoc-37.c fails on -march=pentium

2015-07-09 Thread julia.koval at intel dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66821 --- Comment #2 from Yulia Koval --- Well, second one looks better, but first one generates 9b smaller code. Can we disable this test for this target if it is not an issue?

[Bug target/66821] reassoc-37.c fails on -march=pentium

2015-07-09 Thread hjl.tools at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66821 --- Comment #1 from H.J. Lu --- Which code is better?