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Diffstat (limited to 'gcc/gimple-match-head.c')
| -rw-r--r-- | gcc/gimple-match-head.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/gcc/gimple-match-head.c b/gcc/gimple-match-head.c index 9b3e729..4a65be7 100644 --- a/gcc/gimple-match-head.c +++ b/gcc/gimple-match-head.c @@ -1158,6 +1158,16 @@ canonicalize_math_after_vectorization_p () return !cfun || (cfun->curr_properties & PROP_gimple_lvec) != 0; } +/* Return true if we can still perform transformations that may introduce + vector operations that are not supported by the target. Vector lowering + normally handles those, but after that pass, it becomes unsafe. */ + +static inline bool +optimize_vectors_before_lowering_p () +{ + return !cfun || (cfun->curr_properties & PROP_gimple_lvec) == 0; +} + /* Return true if pow(cst, x) should be optimized into exp(log(cst) * x). As a workaround for SPEC CPU2017 628.pop2_s, don't do it if arg0 is an exact integer, arg1 = phi_res +/- cst1 and phi_res = PHI <cst2, ...> |