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| author | Richard Kenner <kenner@gcc.gnu.org> | 1994-05-26 18:03:39 -0400 |
|---|---|---|
| committer | Richard Kenner <kenner@gcc.gnu.org> | 1994-05-26 18:03:39 -0400 |
| commit | d5a4ebdc8f085dec7700cfddda5be04c2d96d514 (patch) | |
| tree | 59c6fe45f1cd40bc72b5d6e9de2a4c1ac146d7f2 | |
| parent | 8322308e9322093511a2cadb464f468fd9c1513a (diff) | |
| download | gcc-d5a4ebdc8f085dec7700cfddda5be04c2d96d514.zip gcc-d5a4ebdc8f085dec7700cfddda5be04c2d96d514.tar.gz gcc-d5a4ebdc8f085dec7700cfddda5be04c2d96d514.tar.bz2 | |
(simplify_if_then_else): Don't make (mult (cond)) in simple case;
leave as IF_THEN_ELSE instead.
From-SVN: r7351
| -rw-r--r-- | gcc/combine.c | 10 |
1 files changed, 1 insertions, 9 deletions
diff --git a/gcc/combine.c b/gcc/combine.c index 2cd4f07..ce4f493 100644 --- a/gcc/combine.c +++ b/gcc/combine.c @@ -4032,10 +4032,7 @@ simplify_if_then_else (x) C2 = C1 * STORE_FLAG_VALUE. Similarly if OP has an outer ZERO_EXTEND or SIGN_EXTEND as long as Z is already extended (so we don't destroy it). We can do this kind of thing in some cases when STORE_FLAG_VALUE is - neither of the above, but it isn't worth checking for. - - Similarly, (if_then_else COND Z 0) can be replaced by - (mult COND (mult Z STORE_FLAG_VALUE)). */ + neither of the above, but it isn't worth checking for. */ if (comparison_p && mode != VOIDmode && ! side_effects_p (x)) { @@ -4047,11 +4044,6 @@ simplify_if_then_else (x) enum machine_mode m = mode; rtx z = 0, c1; - if (f == const0_rtx) - return gen_binary (MULT, mode, gen_binary (true_code, mode, cond_op0, - cond_op1), - gen_binary (MULT, mode, t, const_true_rtx)); - if ((GET_CODE (t) == PLUS || GET_CODE (t) == MINUS || GET_CODE (t) == IOR || GET_CODE (t) == XOR || GET_CODE (t) == ASHIFT |