On Linux/x86_64,
a282f086ef26d90e9785e992cd09a0d118b24695 is the first bad commit
commit a282f086ef26d90e9785e992cd09a0d118b24695
Author: Hu, Lin1 <lin1...@intel.com>
Date: Tue Sep 13 16:28:54 2022 +0800
i386: Optimize code generation of
__mm256_zextsi128_si256(__mm_set1_epi8(-1))
caused
FAIL: gcc.target/i386/avx256-unaligned-store-3.c scan-assembler vextractf128
FAIL: gcc.target/i386/avx256-unaligned-store-3.c scan-assembler
vmovupd.*movv2df_internal/4
with GCC configured with
../../gcc/configure
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r13-2804/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/avx256-unaligned-store-3.c
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx256-unaligned-store-3.c
--target_board='unix{-m64\ -march=cascadelake}'"
(Please do not reply to this email, for question about this report, contact me
at haochen dot jiang at intel.com)
