* [r11-350 Regression] FAIL: gcc.target/i386/l_fma_float_4.c scan-assembler-times vfnmsub[123]+ss 32 on Linux/x86_64 (-m64 -march=cascadelake)
@ 2020-08-30 1:35 sunil.k.pandey
0 siblings, 0 replies; only message in thread
From: sunil.k.pandey @ 2020-08-30 1:35 UTC (permalink / raw)
To: gcc-patches, gcc-regression, jakub
On Linux/x86_64,
c0c39a765b0714aed36fced6fbba452a6619acb0 is the first bad commit
commit c0c39a765b0714aed36fced6fbba452a6619acb0
Author: Jakub Jelinek <jakub@redhat.com>
Date: Wed May 13 11:21:02 2020 +0200
Fold single imm use of a FMA if it is a negation [PR95060]
caused
FAIL: gcc.target/i386/l_fma_float_4.c scan-assembler-times vfmadd[123]+ss 96
FAIL: gcc.target/i386/l_fma_float_4.c scan-assembler-times vfmsub[123]+ss 96
FAIL: gcc.target/i386/l_fma_float_4.c scan-assembler-times vfnmadd[123]+ss 32
FAIL: gcc.target/i386/l_fma_float_4.c scan-assembler-times vfnmsub[123]+ss 32
with GCC configured with
../../gcc/configure --prefix=/local/skpandey/gccwork/toolwork/gcc-bisect-master/master/r11-350/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/l_fma_float_4.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)
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2020-08-30 1:35 [r11-350 Regression] FAIL: gcc.target/i386/l_fma_float_4.c scan-assembler-times vfnmsub[123]+ss 32 on Linux/x86_64 (-m64 -march=cascadelake) sunil.k.pandey
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