diff options
Diffstat (limited to 'toolchain/gcc/patches/4.2.4/905-avr32_fix_folding_machine_reorg_optimizations.patch')
| -rw-r--r-- | toolchain/gcc/patches/4.2.4/905-avr32_fix_folding_machine_reorg_optimizations.patch | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/toolchain/gcc/patches/4.2.4/905-avr32_fix_folding_machine_reorg_optimizations.patch b/toolchain/gcc/patches/4.2.4/905-avr32_fix_folding_machine_reorg_optimizations.patch new file mode 100644 index 0000000000..b72e47a3b8 --- /dev/null +++ b/toolchain/gcc/patches/4.2.4/905-avr32_fix_folding_machine_reorg_optimizations.patch @@ -0,0 +1,46 @@ +Index: gcc-4.2.3/gcc/config/avr32/avr32.c +=================================================================== +--- gcc-4.2.3.orig/gcc/config/avr32/avr32.c 2008-05-21 13:45:58.533289214 +0200 ++++ gcc-4.2.3/gcc/config/avr32/avr32.c 2008-05-21 13:45:59.762288215 +0200 +@@ -6323,23 +6323,24 @@ + /* If used any other place than as a pointer or as the + destination register we failed */ + if (!(single_set (scan) +- && GET_CODE (PATTERN (scan)) == SET +- && ((MEM_P (SET_DEST (PATTERN (scan))) +- && REG_P (XEXP (SET_DEST (PATTERN (scan)), 0)) +- && REGNO (XEXP (SET_DEST (PATTERN (scan)), 0)) == +- REGNO (reg)) || (MEM_P (SET_SRC (PATTERN (scan))) +- && +- REG_P (XEXP +- (SET_SRC (PATTERN (scan)), +- 0)) +- && +- REGNO (XEXP +- (SET_SRC (PATTERN (scan)), +- 0)) == REGNO (reg)))) +- && !(GET_CODE (PATTERN (scan)) == SET +- && REG_P (SET_DEST (PATTERN (scan))) +- && !regno_use_in (REGNO (reg), +- SET_SRC (PATTERN (scan))))) ++ && GET_CODE (PATTERN (scan)) == SET ++ && ((MEM_P (SET_DEST (PATTERN (scan))) ++ && REG_P (XEXP (SET_DEST (PATTERN (scan)), 0)) ++ && REGNO (XEXP (SET_DEST (PATTERN (scan)), 0)) == REGNO (reg)) ++ || (MEM_P (SET_SRC (PATTERN (scan))) ++ && REG_P (XEXP (SET_SRC (PATTERN (scan)), 0)) ++ && REGNO (XEXP ++ (SET_SRC (PATTERN (scan)), 0)) == REGNO (reg)))) ++ && !(GET_CODE (PATTERN (scan)) == SET ++ && REG_P (SET_DEST (PATTERN (scan))) ++ && !regno_use_in (REGNO (reg), ++ SET_SRC (PATTERN (scan))))) ++ break; ++ ++ /* We cannot replace the pointer in TImode insns ++ as these has a differene addressing mode than the other ++ memory insns. */ ++ if ( GET_MODE (SET_DEST (PATTERN (scan))) == TImode ) + break; + + /* Check if register is dead or set in this insn */ |