diff options
Diffstat (limited to 'gcc/combine.c')
| -rw-r--r-- | gcc/combine.c | 10 |
1 files changed, 4 insertions, 6 deletions
diff --git a/gcc/combine.c b/gcc/combine.c index f9d33b3d539..fe3302a492d 100644 --- a/gcc/combine.c +++ b/gcc/combine.c @@ -3063,7 +3063,7 @@ try_combine (rtx i3, rtx i2, rtx i1, rtx i0, int *new_direct_jump_p) /* It is possible that the source of I2 or I1 may be performing an unneeded operation, such as a ZERO_EXTEND of something that is known to have the high part zero. Handle that case - by letting subst look at the innermost one of them. + by letting subst look at the inner insns. Another way to do this would be to have a function that tries to simplify a single insn instead of merging two or more @@ -3088,11 +3088,9 @@ try_combine (rtx i3, rtx i2, rtx i1, rtx i0, int *new_direct_jump_p) subst_low_luid = DF_INSN_LUID (i1); i1src = subst (i1src, pc_rtx, pc_rtx, 0, 0); } - else - { - subst_low_luid = DF_INSN_LUID (i2); - i2src = subst (i2src, pc_rtx, pc_rtx, 0, 0); - } + + subst_low_luid = DF_INSN_LUID (i2); + i2src = subst (i2src, pc_rtx, pc_rtx, 0, 0); } n_occurrences = 0; /* `subst' counts here */ |