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2010-07-26 Julian Brown <julian@codesourcery.com>
Merge from Sourcery G++ 4.4:
2007-07-05 Mark Shinwell <shinwell@codesourcery.com>
gcc/
* config/arm/arm.h (BRANCH_COST): Set to 1 when optimizing for size
on Thumb-2.
2010-08-05 Andrew Stubbs <ams@codesourcery.com>
gcc/testsuite/
=== modified file 'gcc/config/arm/arm.h'
--- old/gcc/config/arm/arm.h 2010-08-03 10:40:56 +0000
+++ new/gcc/config/arm/arm.h 2010-08-05 14:29:52 +0000
@@ -2210,7 +2210,8 @@
/* Try to generate sequences that don't involve branches, we can then use
conditional instructions */
#define BRANCH_COST(speed_p, predictable_p) \
- (TARGET_32BIT ? 4 : (optimize > 0 ? 2 : 0))
+ (TARGET_32BIT ? (TARGET_THUMB2 && optimize_size ? 1 : 4) \
+ : (optimize > 0 ? 2 : 0))
/* Position Independent Code. */
/* We decide which register to use based on the compilation options and
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