diff options
Diffstat (limited to 'toolchain-layer/recipes-devtools/gcc/gcc-4.5/linaro/gcc-4.5-linaro-r99336.patch')
| -rw-r--r-- | toolchain-layer/recipes-devtools/gcc/gcc-4.5/linaro/gcc-4.5-linaro-r99336.patch | 95 |
1 files changed, 0 insertions, 95 deletions
diff --git a/toolchain-layer/recipes-devtools/gcc/gcc-4.5/linaro/gcc-4.5-linaro-r99336.patch b/toolchain-layer/recipes-devtools/gcc/gcc-4.5/linaro/gcc-4.5-linaro-r99336.patch deleted file mode 100644 index 9b56560942..0000000000 --- a/toolchain-layer/recipes-devtools/gcc/gcc-4.5/linaro/gcc-4.5-linaro-r99336.patch +++ /dev/null @@ -1,95 +0,0 @@ - gcc/ - * config/arm/arm.c (arm_override_options): Override alignments if - tuning for Cortex-A8. - (create_fix_barrier, arm_reorg): If aligning to jumps or loops, - make labels have a size. - * config/arm/arm.md (VUNSPEC_ALIGN16, VUNSPEC_ALIGN32): New constants. - (align_16, align_32): New patterns. - -2010-07-26 Julian Brown <julian@codesourcery.com> - - Merge from Sourcery G++ 4.4: - - Mark Shinwell <shinwell@codesourcery.com> - - -=== modified file 'gcc/config/arm/arm.c' ---- old/gcc/config/arm/arm.c 2010-08-10 14:03:02 +0000 -+++ new/gcc/config/arm/arm.c 2010-08-12 11:33:54 +0000 -@@ -1449,6 +1449,16 @@ - chosen. */ - gcc_assert (arm_tune != arm_none); - -+ if (arm_tune == cortexa8 && optimize >= 3) -+ { -+ /* These alignments were experimentally determined to improve SPECint -+ performance on SPECCPU 2000. */ -+ if (align_functions <= 0) -+ align_functions = 16; -+ if (align_jumps <= 0) -+ align_jumps = 16; -+ } -+ - tune_flags = all_cores[(int)arm_tune].flags; - - if (target_fp16_format_name) -@@ -11263,7 +11273,10 @@ - gcc_assert (GET_CODE (from) != BARRIER); - - /* Count the length of this insn. */ -- count += get_attr_length (from); -+ if (LABEL_P (from) && (align_jumps > 0 || align_loops > 0)) -+ count += MAX (align_jumps, align_loops); -+ else -+ count += get_attr_length (from); - - /* If there is a jump table, add its length. */ - tmp = is_jump_table (from); -@@ -11603,6 +11616,8 @@ - insn = table; - } - } -+ else if (LABEL_P (insn) && (align_jumps > 0 || align_loops > 0)) -+ address += MAX (align_jumps, align_loops); - } - - fix = minipool_fix_head; - -=== modified file 'gcc/config/arm/arm.md' ---- old/gcc/config/arm/arm.md 2010-08-12 11:29:02 +0000 -+++ new/gcc/config/arm/arm.md 2010-08-12 11:33:54 +0000 -@@ -135,6 +135,8 @@ - (VUNSPEC_WCMP_EQ 12) ; Used by the iWMMXt WCMPEQ instructions - (VUNSPEC_WCMP_GTU 13) ; Used by the iWMMXt WCMPGTU instructions - (VUNSPEC_WCMP_GT 14) ; Used by the iwMMXT WCMPGT instructions -+ (VUNSPEC_ALIGN16 15) ; Used to force 16-byte alignment. -+ (VUNSPEC_ALIGN32 16) ; Used to force 32-byte alignment. - (VUNSPEC_EH_RETURN 20); Use to override the return address for exception - ; handling. - ] -@@ -11042,6 +11044,24 @@ - " - ) - -+(define_insn "align_16" -+ [(unspec_volatile [(const_int 0)] VUNSPEC_ALIGN16)] -+ "TARGET_EITHER" -+ "* -+ assemble_align (128); -+ return \"\"; -+ " -+) -+ -+(define_insn "align_32" -+ [(unspec_volatile [(const_int 0)] VUNSPEC_ALIGN32)] -+ "TARGET_EITHER" -+ "* -+ assemble_align (256); -+ return \"\"; -+ " -+) -+ - (define_insn "consttable_end" - [(unspec_volatile [(const_int 0)] VUNSPEC_POOL_END)] - "TARGET_EITHER" - |