https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109955
Bug ID: 109955
Summary: Should be possible to remove vcond{,u,eq} expanders
Product: gcc
Version: 14.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: target
Assignee: unassigned at gcc dot gnu.org
Reporter: rguenth at gcc dot gnu.org
Target Milestone: ---
It should be possible to remove all vcond, vcondu and vcondeq expanders and
have the functionality be implemented via the vec_cmp and vcond_mask expanders.
But when removing them a bootstrap & regtest reveals
=== g++ tests ===
Running target unix
FAIL: g++.target/i386/avx-pr54700-1.C scan-assembler-not vpcmpgt[bdq]
FAIL: g++.target/i386/avx-pr54700-1.C scan-assembler-times vblendvpd 4
FAIL: g++.target/i386/avx-pr54700-1.C scan-assembler-times vblendvps 4
FAIL: g++.target/i386/avx-pr54700-1.C scan-assembler-times vpblendvb 2
FAIL: g++.target/i386/avx2-pr54700-1.C scan-assembler-not vpcmpgt[bdq]
FAIL: g++.target/i386/avx2-pr54700-1.C scan-assembler-times vblendvpd 4
FAIL: g++.target/i386/avx2-pr54700-1.C scan-assembler-times vblendvps 4
FAIL: g++.target/i386/avx2-pr54700-1.C scan-assembler-times vpblendvb 2
FAIL: g++.target/i386/avx512fp16-vcondmn-minmax.C -std=gnu++14
scan-assembler-times vmaxph 3
FAIL: g++.target/i386/avx512fp16-vcondmn-minmax.C -std=gnu++14
scan-assembler-times vminph 3
FAIL: g++.target/i386/pr100738-1.C -std=gnu++14 scan-assembler-not vpcmpeqd[
\\\\t]
FAIL: g++.target/i386/pr100738-1.C -std=gnu++14 scan-assembler-not vpxor[
\\\\t]
FAIL: g++.target/i386/pr100738-1.C -std=gnu++14 scan-assembler-times
vblendvps[ \\\\t] 2
FAIL: g++.target/i386/sse4_1-pr54700-1.C scan-assembler-not pcmpgt[bdq]
FAIL: g++.target/i386/sse4_1-pr54700-1.C scan-assembler-times blendvpd 4
FAIL: g++.target/i386/sse4_1-pr54700-1.C scan-assembler-times blendvps 4
FAIL: g++.target/i386/sse4_1-pr54700-1.C scan-assembler-times pblendvb 2
=== gcc tests ===
Running target unix
FAIL: gcc.dg/vect/pr109011-3.c -flto -ffat-lto-objects scan-tree-dump-times
optimized " = .POPCOUNT \\\\(vect" 3
FAIL: gcc.dg/vect/pr109011-3.c scan-tree-dump-times optimized " = .POPCOUNT
\\\\(vect" 3
FAIL: gcc.dg/vect/pr109011-5.c -flto -ffat-lto-objects scan-tree-dump-times
optimized " = .POPCOUNT \\\\(vect" 3
FAIL: gcc.dg/vect/pr109011-5.c scan-tree-dump-times optimized " = .POPCOUNT
\\\\(vect" 3
FAIL: gcc.target/i386/avx2-pr99908.c scan-assembler-not \\tvpcmpeq
FAIL: gcc.target/i386/avx512bw-pr96891-1.c scan-assembler-not %k[0-7]
FAIL: gcc.target/i386/avx512vl-pr88547-1.c scan-assembler-not %k[0-9]
FAIL: gcc.target/i386/avx512vl-pr88547-1.c scan-assembler-times vpminsb[\\t ] 2
FAIL: gcc.target/i386/avx512vl-pr88547-1.c scan-assembler-times vpminsd[\\t ] 2
FAIL: gcc.target/i386/avx512vl-pr88547-1.c scan-assembler-times vpminsq[\\t ] 2
FAIL: gcc.target/i386/avx512vl-pr88547-1.c scan-assembler-times vpminsw[\\t ] 2
FAIL: gcc.target/i386/avx512vl-pr88547-1.c scan-assembler-times vpminub[\\t ] 2
FAIL: gcc.target/i386/avx512vl-pr88547-1.c scan-assembler-times vpminud[\\t ] 2
FAIL: gcc.target/i386/avx512vl-pr88547-1.c scan-assembler-times vpminuq[\\t ] 2
FAIL: gcc.target/i386/avx512vl-pr88547-1.c scan-assembler-times vpminuw[\\t ] 2
FAIL: gcc.target/i386/pr109011-b1.c scan-assembler-times vpopcntb[ \\t]+ 4
FAIL: gcc.target/i386/pr109011-w1.c scan-assembler-times vpopcntw[ \\t]+ 4
FAIL: gcc.target/i386/sse4_1-pr99908.c scan-assembler-not \\tpcmpeq
