[r11-894 Regression] FAIL: gcc.target/i386/pr92658-avx512bw-trunc.c scan-assembler-times vpmovwb 3 on Linux/x86_64 (-m64 -march=cascadelake)

sunil.k.pandey skpandey@sc.intel.com
Sun Aug 30 01:09:37 GMT 2020


On Linux/x86_64,

c0b99f67639956eaadfc8da6a704e0e1edbafc18 is the first bad commit
commit c0b99f67639956eaadfc8da6a704e0e1edbafc18
Author: liuhongt <hongtao.liu@intel.com>
Date:   Thu Jun 4 13:22:09 2020 +0800

    Fix uppercase in trunc<mode><pmov_dst_3>2.

caused

FAIL: gcc.target/i386/pr92658-avx512bw-trunc.c scan-assembler-times vpmovwb 3

with GCC configured with

../../gcc/configure --prefix=/local/skpandey/gccwork/toolwork/gcc-bisect-master/master/r11-894/usr --enable-clocale=gnu --with-system-zlib --with-demangler-in-ld --with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl --enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check RUNTESTFLAGS="i386.exp=gcc.target/i386/pr92658-avx512bw-trunc.c --target_board='unix{-m64\ -march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me at skpgkp2 at gmail dot com)


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