[Bug target/81825] x86_64 stack realignment code is suboptimal

2017-08-11 Thread hjl.tools at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81825 --- Comment #2 from H.J. Lu --- BTW, GCC 8 -O2 generates .file "foo.i" .text .p2align 4,,15 .globl func .type func, @function func: .LFB0: .cfi_startproc pushq %rbp .cfi_def_

[Bug target/81825] x86_64 stack realignment code is suboptimal

2017-08-11 Thread hjl.tools at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81825 H.J. Lu changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|---