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[Bug target/42671] Thumb2 generate more instructions than Thumb1 to load GOT address
- From: "nickc at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 27 Jan 2010 09:19:55 -0000
- Subject: [Bug target/42671] Thumb2 generate more instructions than Thumb1 to load GOT address
- References: <bug-42671-17659@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #1 from nickc at gcc dot gnu dot org 2010-01-27 09:19 -------
Subject: Bug 42671
Author: nickc
Date: Wed Jan 27 09:19:36 2010
New Revision: 156276
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=156276
Log:
PR target/42671
* config/arm/arm.c (arm_load_pic_register): Use the same code
sequence with Thumb2 as for Thumb1.
* config/arm/arm.md (pic_add_dot_plus_four): Enable this pattern
for all Thumb varieties.
Modified:
trunk/gcc/ChangeLog
trunk/gcc/config/arm/arm.c
trunk/gcc/config/arm/arm.md
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42671