[r17-3822 Regression] FAIL: gcc.target/i386/pr113609-2.c scan-assembler-times [ \\t]+sete 8 on Linux/x86_64

[Haochen Jiang]

On Linux/x86_64,

44c89620f7390687a01045228d263845e6e311aa is the first bad commit
commit 44c89620f7390687a01045228d263845e6e311aa
Author: Andrea Pinski <andrew.pinski@oss.qualcomm.com>
Date:   Sat Aug 29 11:46:17 2026 -0700

    phiopt: Fix factor/merging out of calls [PR126977]

caused

FAIL: gcc.target/i386/pr113609-1.c scan-assembler-times [ \\t]+je 1
FAIL: gcc.target/i386/pr113609-1.c scan-assembler-times [ \\t]+jne 1
FAIL: gcc.target/i386/pr113609-2.c scan-assembler-times [ \\t]+jne 4
FAIL: gcc.target/i386/pr113609-2.c scan-assembler-times [ \\t]+sete 8

with GCC configured with

../../gcc/configure --prefix=/export/users3/haochenj/src/gcc-bisect/master/master/r17-3822/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/pr113609-1.c --target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check RUNTESTFLAGS="i386.exp=gcc.target/i386/pr113609-1.c --target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check RUNTESTFLAGS="i386.exp=gcc.target/i386/pr113609-2.c --target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check RUNTESTFLAGS="i386.exp=gcc.target/i386/pr113609-2.c --target_board='unix{-m32\ -march=cascadelake}'"

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(However, please make sure that there is no potential problems with AVX512.)