On Linux/x86_64,
62df24e50039ae04aa3b940e680cffd9041ef5bf is the first bad commit
commit 62df24e50039ae04aa3b940e680cffd9041ef5bf
Author: Levy Hsu <ad...@levyhsu.com>
Date: Tue Aug 27 14:22:20 2024 +0930
i386: Support partial vectorized V2BF/V4BF smaxmin
caused
FAIL: gcc.target/i386/avx10_2-512-bf-vector-smaxmin-1.c scan-assembler-times
vmaxpbf16 1
FAIL: gcc.target/i386/avx10_2-512-bf-vector-smaxmin-1.c scan-assembler-times
vminpbf16 1
FAIL: gcc.target/i386/avx10_2-bf-vector-smaxmin-1.c scan-assembler-times
vmaxpbf16 2
FAIL: gcc.target/i386/avx10_2-bf-vector-smaxmin-1.c scan-assembler-times
vminpbf16 2
FAIL: gcc.target/i386/avx10_2-bf-vector-smaxmin-1.c (test for excess errors)
FAIL: gcc.target/i386/avx10_2-partial-bf-vector-smaxmin-1.c (test for excess
errors)
with GCC configured with
../../gcc/configure
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r15-3392/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/avx10_2-512-bf-vector-smaxmin-1.c
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx10_2-512-bf-vector-smaxmin-1.c
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx10_2-512-bf-vector-smaxmin-1.c
--target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx10_2-512-bf-vector-smaxmin-1.c
--target_board='unix{-m64\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx10_2-bf-vector-smaxmin-1.c
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx10_2-bf-vector-smaxmin-1.c
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx10_2-bf-vector-smaxmin-1.c
--target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx10_2-bf-vector-smaxmin-1.c
--target_board='unix{-m64\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx10_2-partial-bf-vector-smaxmin-1.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.)
(If you met problems with cascadelake related, disabling AVX512F in command
line might save that.)
(However, please make sure that there is no potential problems with AVX512.)
