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| author | Kazu Hirata <kazu@cs.umass.edu> | 2005-03-05 13:49:43 +0000 |
|---|---|---|
| committer | Kazu Hirata <kazu@gcc.gnu.org> | 2005-03-05 13:49:43 +0000 |
| commit | 52c3e649f639aee4dd469b41a32c9a1134eb81f1 (patch) | |
| tree | afe2154c65a8f2e29991715f4bb5cb09f4853283 /gcc/predict.c | |
| parent | 74231b0f2c5e178da69919a807d7054f64d7bf59 (diff) | |
| download | gcc-52c3e649f639aee4dd469b41a32c9a1134eb81f1.zip gcc-52c3e649f639aee4dd469b41a32c9a1134eb81f1.tar.gz gcc-52c3e649f639aee4dd469b41a32c9a1134eb81f1.tar.bz2 | |
predict.c (apply_return_prediction): Standardize PHI chain walking.
* predict.c (apply_return_prediction): Standardize PHI chain
walking.
* tree-ssa.c (ssa_redirect_edge): Likewise.
From-SVN: r95930
Diffstat (limited to 'gcc/predict.c')
| -rw-r--r-- | gcc/predict.c | 11 |
1 files changed, 3 insertions, 8 deletions
diff --git a/gcc/predict.c b/gcc/predict.c index bf594ac..9a00f0b 100644 --- a/gcc/predict.c +++ b/gcc/predict.c @@ -1207,14 +1207,9 @@ apply_return_prediction (int *heads) || !SSA_NAME_DEF_STMT (return_val) || TREE_CODE (SSA_NAME_DEF_STMT (return_val)) != PHI_NODE) return; - phi = SSA_NAME_DEF_STMT (return_val); - while (phi) - { - tree next = PHI_CHAIN (phi); - if (PHI_RESULT (phi) == return_val) - break; - phi = next; - } + for (phi = SSA_NAME_DEF_STMT (return_val); phi; phi = PHI_CHAIN (phi)) + if (PHI_RESULT (phi) == return_val) + break; if (!phi) return; phi_num_args = PHI_NUM_ARGS (phi); |