diff options
Diffstat (limited to 'gcc/cse.c')
| -rw-r--r-- | gcc/cse.c | 20 |
1 files changed, 10 insertions, 10 deletions
@@ -3251,15 +3251,16 @@ find_comparison_args (code, parg1, parg2, pmode1, pmode2) /* If we need to reverse the comparison, make sure that that is possible -- we can't necessarily infer the value of GE from LT with floating-point operands. */ - if (reverse_code && ! can_reverse_comparison_p (x, NULL_RTX)) - break; - - arg1 = XEXP (x, 0), arg2 = XEXP (x, 1); - if (GET_RTX_CLASS (GET_CODE (x)) == '<') - code = GET_CODE (x); - if (reverse_code) - code = reverse_condition (code); + { + enum rtx_code reversed = reversed_comparison_code (x, NULL_RTX); + if (reversed == UNKNOWN) + break; + else code = reversed; + } + else if (GET_RTX_CLASS (GET_CODE (x)) == '<') + code = GET_CODE (x); + arg1 = XEXP (x, 0), arg2 = XEXP (x, 1); } /* Return our results. Return the modes from before fold_rtx @@ -4446,8 +4447,7 @@ record_jump_equiv (insn, taken) code = find_comparison_args (code, &op0, &op1, &mode0, &mode1); if (! cond_known_true) { - reversed_nonequality = (code != EQ && code != NE); - code = reverse_condition (code); + code = reversed_comparison_code_parts (code, op0, op1, insn); /* Don't remember if we can't find the inverse. */ if (code == UNKNOWN) |