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From: "haochen.jiang" <haochenj@ecsmtp.sh.intel.com>
To: jh@suse.cz, gcc-regression@gcc.gnu.org, gcc-patches@gcc.gnu.org,
	haochen.jiang@intel.com
Subject: [r14-2709 Regression] FAIL: gcc.target/i386/pr93089-3.c scan-assembler vmulps[^\n\r]*zmm on Linux/x86_64
Date: Mon, 24 Jul 2023 06:27:48 +0800	[thread overview]
Message-ID: <202307232227.36NMRmDf1870318@shliclel4214.sh.intel.com> (raw)

On Linux/x86_64,

65ff4a45b11b5ab13ef849bd5721ab28ff316202 is the first bad commit
commit 65ff4a45b11b5ab13ef849bd5721ab28ff316202
Author: Jan Hubicka <jh@suse.cz>
Date:   Fri Jul 21 14:54:23 2023 +0200

    loop-ch improvements, part 5

caused

FAIL: gcc.target/i386/pr93089-2.c scan-assembler vmulps[^\n\r]*zmm
FAIL: gcc.target/i386/pr93089-3.c scan-assembler vmulps[^\n\r]*zmm

with GCC configured with

../../gcc/configure --prefix=/export/users/haochenj/src/gcc-bisect/master/master/r14-2709/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/pr93089-2.c --target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check RUNTESTFLAGS="i386.exp=gcc.target/i386/pr93089-2.c --target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check RUNTESTFLAGS="i386.exp=gcc.target/i386/pr93089-2.c --target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check RUNTESTFLAGS="i386.exp=gcc.target/i386/pr93089-2.c --target_board='unix{-m64\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check RUNTESTFLAGS="i386.exp=gcc.target/i386/pr93089-3.c --target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check RUNTESTFLAGS="i386.exp=gcc.target/i386/pr93089-3.c --target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check RUNTESTFLAGS="i386.exp=gcc.target/i386/pr93089-3.c --target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check RUNTESTFLAGS="i386.exp=gcc.target/i386/pr93089-3.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.)
(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.)

                 reply	other threads:[~2023-07-23 22:30 UTC|newest]

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