diff options
Diffstat (limited to 'gcc/cse.c')
| -rw-r--r-- | gcc/cse.c | 16 |
1 files changed, 9 insertions, 7 deletions
@@ -4201,26 +4201,28 @@ record_jump_equiv (insn, taken) { int cond_known_true; rtx op0, op1; + rtx set; enum machine_mode mode, mode0, mode1; int reversed_nonequality = 0; enum rtx_code code; /* Ensure this is the right kind of insn. */ - if (! condjump_p (insn) || simplejump_p (insn)) + if (! any_condjump_p (insn)) return; + set = pc_set (insn); /* See if this jump condition is known true or false. */ if (taken) - cond_known_true = (XEXP (SET_SRC (PATTERN (insn)), 2) == pc_rtx); + cond_known_true = (XEXP (SET_SRC (set), 2) == pc_rtx); else - cond_known_true = (XEXP (SET_SRC (PATTERN (insn)), 1) == pc_rtx); + cond_known_true = (XEXP (SET_SRC (set), 1) == pc_rtx); /* Get the type of comparison being done and the operands being compared. If we had to reverse a non-equality condition, record that fact so we know that it isn't valid for floating-point. */ - code = GET_CODE (XEXP (SET_SRC (PATTERN (insn)), 0)); - op0 = fold_rtx (XEXP (XEXP (SET_SRC (PATTERN (insn)), 0), 0), insn); - op1 = fold_rtx (XEXP (XEXP (SET_SRC (PATTERN (insn)), 0), 1), insn); + code = GET_CODE (XEXP (SET_SRC (set), 0)); + op0 = fold_rtx (XEXP (XEXP (SET_SRC (set), 0), 0), insn); + op1 = fold_rtx (XEXP (XEXP (SET_SRC (set), 0), 1), insn); code = find_comparison_args (code, &op0, &op1, &mode0, &mode1); if (! cond_known_true) @@ -7033,7 +7035,7 @@ cse_basic_block (from, to, next_branch, around_loop) basic block. If we are jumping to the end of our block, show that we can have one usage of TO. */ - if (simplejump_p (insn)) + if (any_uncondjump_p (insn)) { if (to == 0) { |