search for: op_dist

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2017 Jun 17
5
LoopVectorize fails to vectorize loops with induction variables with PtrToInt/IntToPtr conversions
Hello all, There is a missing vectorization opportunity issue with clang 4.0 with the file attached. Indeed, when compiled with -O2, the "op_distance" function get vectorized, but not the "op" one. For information, this test case has been reduced from a file generated by the Pythran compiler (https://github.com/serge-sans-paille/pythran). If we take a look at the generated IR without vectorization (using the -fno-vectorize c...