On Linux/x86_64, 555fa3545efe23393ff21fe0928aa3942e1b90ed is the first bad commit commit 555fa3545efe23393ff21fe0928aa3942e1b90ed Author: Roger Sayle <ro...@nextmovesoftware.com> Date: Thu Oct 7 15:42:09 2021 +0100
Introduce smul_highpart and umul_highpart RTX for high-part multiplications caused FAIL: gcc.target/i386/sse2-mmx-paddsb-2.c scan-assembler-times movl[ \\t]+\\$-128, 1 FAIL: gcc.target/i386/sse2-mmx-paddusb-2.c scan-assembler-times movl[ \\t]+\\$-1, 1 FAIL: gcc.target/i386/sse2-mmx-psubsb-2.c scan-assembler-times movl[ \\t]+\\$-128, 1 with GCC configured with ../../gcc/configure --prefix=/local/skpandey/gccwork/toolwork/gcc-bisect-master/master/r12-4231/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/sse2-mmx-paddsb-2.c --target_board='unix{-m64\ -march=cascadelake}'" $ cd {build_dir}/gcc && make check RUNTESTFLAGS="i386.exp=gcc.target/i386/sse2-mmx-paddusb-2.c --target_board='unix{-m64\ -march=cascadelake}'" $ cd {build_dir}/gcc && make check RUNTESTFLAGS="i386.exp=gcc.target/i386/sse2-mmx-psubsb-2.c --target_board='unix{-m64\ -march=cascadelake}'" (Please do not reply to this email, for question about this report, contact me at skpgkp2 at gmail dot com)