[Bug target/64580] very high rs6000_stack_info() usage during LTO Firefox build on ppc64
segher at gcc dot gnu.org
gcc-bugzilla@gcc.gnu.org
Thu Feb 5 15:07:00 GMT 2015
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64580
--- Comment #14 from Segher Boessenkool <segher at gcc dot gnu.org> ---
Author: segher
Date: Thu Feb 5 15:06:40 2015
New Revision: 220454
URL: https://gcc.gnu.org/viewcvs?rev=220454&root=gcc&view=rev
Log:
PR target/64580
Backport from mainline
* config.rs6000/rs6000.c (compute_vrsave_mask): Reverse loop order.
(rs6000_stack_info): Add assert.
(rs6000_output_savres_externs): New function, split off from...
(rs6000_output_function_prologue): ... here. Do not call it for
thunks.
Modified:
branches/gcc-4_8-branch/gcc/ChangeLog
branches/gcc-4_8-branch/gcc/config/rs6000/rs6000.c
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