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From: "ubizjak at gmail dot com" <gcc-bugzilla@gcc.gnu.org> To: gcc-bugs@gcc.gnu.org Subject: [Bug target/98218] [TARGET_MMX_WITH_SSE] Miss vec_cmpmn/vcondmn expander for 64bit vector Date: Fri, 18 Dec 2020 13:28:14 +0000 [thread overview] Message-ID: <bug-98218-4-NIuQ06p7s0@http.gcc.gnu.org/bugzilla/> (raw) In-Reply-To: <bug-98218-4@http.gcc.gnu.org/bugzilla/> https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98218 --- Comment #3 from Uroš Bizjak <ubizjak at gmail dot com> --- Testcase 1: --cut here-- typedef short vec __attribute__((vector_size(8))); typedef unsigned short uvec __attribute__((vector_size(8))); vec lt (vec a, vec b) { return a < b; } vec le (vec a, vec b) { return a <= b; } vec eq (vec a, vec b) { return a == b; } vec ne (vec a, vec b) { return a != b; } vec ge (vec a, vec b) { return a >= b; } vec gt (vec a, vec b) { return a > b; } vec ltu (uvec a, uvec b) { return a < b; } vec leu (uvec a, uvec b) { return a <= b; } vec geu (uvec a, uvec b) { return a >= b; } vec gtu (uvec a, uvec b) { return a > b; } --cut here-- Testcase 2: --cut here-- typedef short T; #define M 4 T a[M]; T b[M]; T s1[M]; T s2[M]; T r[M]; void foo (void) { int j; for (j = 0; j < M; j++) r[j] = (a[j] < b[j]) ? s1[j] : s2[j]; } --cut here-- gcc -O3: foo: movq a(%rip), %xmm1 movq b(%rip), %xmm0 movq s2(%rip), %xmm2 pcmpgtw %xmm1, %xmm0 movq s1(%rip), %xmm1 pand %xmm0, %xmm1 pandn %xmm2, %xmm0 por %xmm1, %xmm0 movq %xmm0, r(%rip) ret
next prev parent reply other threads:[~2020-12-18 13:28 UTC|newest] Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top 2020-12-10 1:56 [Bug target/98218] New: " crazylht at gmail dot com 2020-12-10 7:34 ` [Bug target/98218] " rguenth at gcc dot gnu.org 2020-12-18 13:23 ` ubizjak at gmail dot com 2020-12-18 13:28 ` ubizjak at gmail dot com [this message] 2020-12-18 13:29 ` ubizjak at gmail dot com 2021-05-05 13:11 ` cvs-commit at gcc dot gnu.org 2021-05-05 13:28 ` ubizjak at gmail dot com 2021-05-07 15:15 ` cvs-commit at gcc dot gnu.org 2021-05-12 6:16 ` cvs-commit at gcc dot gnu.org 2021-05-12 6:24 ` [Bug target/98218] [TARGET_MMX_WITH_SSE] Implement 64bit vector compares (AVX512 masked compares missing) ubizjak at gmail dot com 2021-05-12 6:25 ` ubizjak at gmail dot com 2021-05-12 6:54 ` crazylht at gmail dot com 2021-05-12 17:39 ` dcb314 at hotmail dot com 2021-05-12 18:38 ` ubizjak at gmail dot com 2021-05-12 18:57 ` ubizjak at gmail dot com 2021-05-12 19:05 ` dcb314 at hotmail dot com 2021-05-12 19:47 ` dcb314 at hotmail dot com 2021-05-13 9:23 ` ubizjak at gmail dot com 2022-05-06 8:30 ` jakub at gcc dot gnu.org 2023-05-08 12:21 ` rguenth at gcc dot gnu.org
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