diff options
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/ifcvt.c | 10 |
2 files changed, 14 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index a8d787b..8a5904f 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2008-09-29 Joseph Myers <joseph@codesourcery.com> + + * ifcvt.c (noce_emit_store_flag): If using condition from original + jump, reverse it if if_info->cond was reversed. + 2008-09-29 Eric Botcazou <ebotcazou@adacore.com> * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to diff --git a/gcc/ifcvt.c b/gcc/ifcvt.c index 341174a..a0b49a3 100644 --- a/gcc/ifcvt.c +++ b/gcc/ifcvt.c @@ -666,7 +666,15 @@ noce_emit_store_flag (struct noce_if_info *if_info, rtx x, int reversep, build the store_flag insn directly. */ if (cond_complex) - cond = XEXP (SET_SRC (pc_set (if_info->jump)), 0); + { + rtx set = pc_set (if_info->jump); + cond = XEXP (SET_SRC (set), 0); + if (GET_CODE (XEXP (SET_SRC (set), 2)) == LABEL_REF + && XEXP (XEXP (SET_SRC (set), 2), 0) == JUMP_LABEL (if_info->jump)) + reversep = !reversep; + if (if_info->then_else_reversed) + reversep = !reversep; + } if (reversep) code = reversed_comparison_code (cond, if_info->jump); |