[r12-5944 Regression] FAIL: gcc.target/i386/pr99531.c scan-assembler-not push on Linux/x86_64

[r12-5944 Regression] FAIL: gcc.target/i386/pr99531.c scan-assembler-not push on Linux/x86_64

[sunil.k.pandey]

On Linux/x86_64,

a7acb6dca941db2b1c135107dac3a34a20650d5c is the first bad commit
commit a7acb6dca941db2b1c135107dac3a34a20650d5c
Author: Vladimir N. Makarov <vmakarov@redhat.com>
Date:   Mon Dec 13 13:48:12 2021 -0500

    [PR99531] Modify pseudo class cost calculation when processing move involving the pseudo and a hard register

caused

FAIL: gcc.dg/guality/pr43051-1.c   -O3 -fomit-frame-pointer -funroll-loops -fpeel-loops -ftracer -finline-functions  -DPREVENT_OPTIMIZATION  line 34 c == &a[0]
FAIL: gcc.dg/guality/pr43051-1.c   -O3 -fomit-frame-pointer -funroll-loops -fpeel-loops -ftracer -finline-functions  -DPREVENT_OPTIMIZATION  line 39 c == &a[0]
FAIL: gcc.target/i386/pr99531.c scan-assembler-not push

with GCC configured with

../../gcc/configure --prefix=/local/skpandey/gccwork/toolwork/gcc-bisect-master/master/r12-5944/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="guality.exp=gcc.dg/guality/pr43051-1.c --target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check RUNTESTFLAGS="guality.exp=gcc.dg/guality/pr43051-1.c --target_board='unix{-m64\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check RUNTESTFLAGS="i386.exp=gcc.target/i386/pr99531.c --target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check RUNTESTFLAGS="i386.exp=gcc.target/i386/pr99531.c --target_board='unix{-m32\ -march=cascadelake}'"

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