https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82852
Bug ID: 82852
Summary: [8 regression] i386/vect-unpack-1.c,
i386/avx512f-gather-2.c,
i386/avx256-unaligned-store-2.c fails
Product: gcc
Version: 8.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: target
Assignee: unassigned at gcc dot gnu.org
Reporter: andrey.y.guskov at intel dot com
Target Milestone: ---
r254012 triggers these fails:
spawn -ignore SIGHUP /work/gcc/xgcc -B/work/gcc/
/source/gcc/testsuite/gcc.target/i386/vect-unpack-1.c
-B/work/x86_64-pc-linux-gnu/./libmpx/
-B/work/x86_64-pc-linux-gnu/./libmpx/mpxrt
-L/work/x86_64-pc-linux-gnu/./libmpx/mpxrt/.libs
-B/work/x86_64-pc-linux-gnu/./libmpx/
-B/work/x86_64-pc-linux-gnu/./libmpx/mpxwrap
-L/work/x86_64-pc-linux-gnu/./libmpx/mpxwrap/.libs -fno-diagnostics-show-caret
-fdiagnostics-color=never -O2 -ftree-vectorize -ffast-math -mavx512bw
-save-temps -ffat-lto-objects -lm -o ./vect-unpack-1.exe
PASS: gcc.target/i386/vect-unpack-1.c (test for excess errors)
PASS: gcc.target/i386/vect-unpack-1.c execution test
FAIL: gcc.target/i386/vect-unpack-1.c scan-assembler-times vpmovzxbw[
\\t]+[^\n]*%zmm 2 (found 0 times)
---
spawn -ignore SIGHUP /work/gcc/xgcc -B/work/gcc/
/source/gcc/testsuite/gcc.target/i386/avx512f-gather-2.c
-B/work/x86_64-pc-linux-gnu/./libmpx/
-B/work/x86_64-pc-linux-gnu/./libmpx/mpxrt
-L/work/x86_64-pc-linux-gnu/./libmpx/mpxrt/.libs
-B/work/x86_64-pc-linux-gnu/./libmpx/
-B/work/x86_64-pc-linux-gnu/./libmpx/mpxwrap
-L/work/x86_64-pc-linux-gnu/./libmpx/mpxwrap/.libs -fno-diagnostics-show-caret
-fdiagnostics-color=never -O3 -mavx512f -fdump-tree-vect-details
-ffat-lto-objects -S -o avx512f-gather-2.s
PASS: gcc.target/i386/avx512f-gather-2.c (test for excess errors)
PASS: gcc.target/i386/avx512f-gather-2.c scan-assembler-not
gather[^\n]*ymm[^\n]*ymm
PASS: gcc.target/i386/avx512f-gather-2.c scan-assembler-not
gather[^\n]*xmm[^\n]*ymm
PASS: gcc.target/i386/avx512f-gather-2.c scan-assembler-not
gather[^\n]*ymm[^\n]*xmm
FAIL: gcc.target/i386/avx512f-gather-2.c scan-assembler-not
gather[^\n]*xmm[^\n]*xmm
FAIL: gcc.target/i386/avx512f-gather-2.c scan-tree-dump-times vect "note:
vectorized 1 loops in function" 16 (found 10 times)
---
spawn -ignore SIGHUP /work/gcc/xgcc -B/work/gcc/
/source/gcc/testsuite/gcc.target/i386/avx256-unaligned-store-2.c
-B/work/x86_64-pc-linux-gnu/./libmpx/
-B/work/x86_64-pc-linux-gnu/./libmpx/mpxrt
-L/work/x86_64-pc-linux-gnu/./libmpx/mpxrt/.libs
-B/work/x86_64-pc-linux-gnu/./libmpx/
-B/work/x86_64-pc-linux-gnu/./libmpx/mpxwrap
-L/work/x86_64-pc-linux-gnu/./libmpx/mpxwrap/.libs -fno-diagnostics-show-caret
-fdiagnostics-color=never -O3 -mtune-ctrl=sse_typeless_stores -dp -mavx
-mavx256-split-unaligned-store -mno-prefer-avx128 -ffat-lto-objects -S -o
avx256-unaligned-store-2.s
PASS: gcc.target/i386/avx256-unaligned-store-2.c (test for excess errors)
PASS: gcc.target/i386/avx256-unaligned-store-2.c scan-assembler-not
vmovups.*movv32qi_internal/4
FAIL: gcc.target/i386/avx256-unaligned-store-2.c scan-assembler
vmovups.*movv16qi_internal/4
FAIL: gcc.target/i386/avx256-unaligned-store-2.c scan-assembler vextract.128
Option set:
-with-system-zlib --with-demangler-in-ld --with-fpmath=sse --enable-shared
--enable-host-shared --enable-clocale=gnu --enable-cloog-backend=isl
--enable-languages=c,c++,fortran,jit,lto -with-arch=slm --with-cpu=slm
