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[Bug target/71061] [ARM] is not setting instruction length for pop* patterns
- From: "jiwang at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Sat, 11 Jun 2016 20:42:57 +0000
- Subject: [Bug target/71061] [ARM] is not setting instruction length for pop* patterns
- Auto-submitted: auto-generated
- References: <bug-71061-4 at http dot gcc dot gnu dot org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71061
--- Comment #1 from Jiong Wang <jiwang at gcc dot gnu.org> ---
Author: jiwang
Date: Sat Jun 11 20:42:26 2016
New Revision: 237331
URL: https://gcc.gnu.org/viewcvs?rev=237331&root=gcc&view=rev
Log:
[ARM] length pop* pattern in epilogue correctly
PR target/71061
* config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
* config/arm/arm.c (arm_attr_length_pop_multi): New function to return
length for pop patterns.
(arm_attr_length_push_multi): Update comments.
* config/arm/arm.md (*load_multiple_with_writeback): Set "length"
attribute.
(*pop_multiple_with_writeback_and_return): Likewise.
(*pop_multiple_with_return): Likewise.
Modified:
trunk/gcc/ChangeLog
trunk/gcc/config/arm/arm-protos.h
trunk/gcc/config/arm/arm.c
trunk/gcc/config/arm/arm.md