[Bug tree-optimization/21485] [5/6/7 Regression] missed load PRE, PRE makes i?86/7 suck

2017-02-14 Thread law at redhat dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=21485 --- Comment #63 from Jeffrey A. Law --- So going back to the gcc-3.4 code the major change is we make much more use of the complex addressing modes on x86: NumSift: .LFB2: pushq %rbx .LCFI0: movq%rsi, %r8 .p2align 4

[Bug tree-optimization/21485] [5/6/7 Regression] missed load PRE, PRE makes i?86/7 suck

2017-02-07 Thread law at redhat dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=21485 Jeffrey A. Law changed: What|Removed |Added CC||law at redhat dot com --- Comment #62 f

[Bug tree-optimization/21485] [5/6/7 Regression] missed load PRE, PRE makes i?86/7 suck

2016-08-03 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=21485 Richard Biener changed: What|Removed |Added Target Milestone|4.9.4 |5.5 --- Comment #61 from Richard Biener