diff options
Diffstat (limited to 'toolchain-layer/recipes-devtools/gcc/gcc-4.6/linaro/gcc-4.6-linaro-r106720.patch')
| -rw-r--r-- | toolchain-layer/recipes-devtools/gcc/gcc-4.6/linaro/gcc-4.6-linaro-r106720.patch | 51 |
1 files changed, 0 insertions, 51 deletions
diff --git a/toolchain-layer/recipes-devtools/gcc/gcc-4.6/linaro/gcc-4.6-linaro-r106720.patch b/toolchain-layer/recipes-devtools/gcc/gcc-4.6/linaro/gcc-4.6-linaro-r106720.patch deleted file mode 100644 index 4c573f401e..0000000000 --- a/toolchain-layer/recipes-devtools/gcc/gcc-4.6/linaro/gcc-4.6-linaro-r106720.patch +++ /dev/null @@ -1,51 +0,0 @@ -2011-02-21 Andrew Stubbs <ams@codesourcery.com> - Julian Brown <julian@codesourcery.com> - Mark Shinwell <shinwell@codesourcery.com> - - Forward-ported from Linaro GCC 4.5 (bzr99324). - - gcc/ - * config/arm/arm.h (arm_class_likely_spilled_p): Check against - LO_REGS only for Thumb-1. - (MODE_BASE_REG_CLASS): Restrict base registers to those which can - be used in short instructions when optimising for size on Thumb-2. - -=== modified file 'gcc/config/arm/arm.c' ---- old/gcc/config/arm/arm.c 2011-01-29 03:20:57 +0000 -+++ new/gcc/config/arm/arm.c 2011-02-21 14:04:51 +0000 -@@ -22304,14 +22304,16 @@ - - /* Implement TARGET_CLASS_LIKELY_SPILLED_P. - -- We need to define this for LO_REGS on thumb. Otherwise we can end up -- using r0-r4 for function arguments, r7 for the stack frame and don't -- have enough left over to do doubleword arithmetic. */ -- -+ We need to define this for LO_REGS on Thumb-1. Otherwise we can end up -+ using r0-r4 for function arguments, r7 for the stack frame and don't have -+ enough left over to do doubleword arithmetic. For Thumb-2 all the -+ potentially problematic instructions accept high registers so this is not -+ necessary. Care needs to be taken to avoid adding new Thumb-2 patterns -+ that require many low registers. */ - static bool - arm_class_likely_spilled_p (reg_class_t rclass) - { -- if ((TARGET_THUMB && rclass == LO_REGS) -+ if ((TARGET_THUMB1 && rclass == LO_REGS) - || rclass == CC_REG) - return true; - - -=== modified file 'gcc/config/arm/arm.h' ---- old/gcc/config/arm/arm.h 2011-01-29 03:20:57 +0000 -+++ new/gcc/config/arm/arm.h 2011-02-21 14:04:51 +0000 -@@ -1185,7 +1185,7 @@ - when addressing quantities in QI or HI mode; if we don't know the - mode, then we must be conservative. */ - #define MODE_BASE_REG_CLASS(MODE) \ -- (TARGET_32BIT ? CORE_REGS : \ -+ (TARGET_ARM || (TARGET_THUMB2 && !optimize_size) ? CORE_REGS : \ - (((MODE) == SImode) ? BASE_REGS : LO_REGS)) - - /* For Thumb we can not support SP+reg addressing, so we return LO_REGS - |