From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 1923) id 46D9E3858038; Tue, 23 Jan 2024 20:58:08 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 46D9E3858038 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1706043488; bh=a3LQ6bIN8rI0Zbn6efIK3CWvwlA3L50M9IrHbUQGhBw=; h=From:To:Subject:Date:From; b=sjIXugxSUyfYpJpYaTABWQLId50ikVxL6nyNqzwXkdLj0LGIVZozupn76Is4rXWw/ C7ujh6hPmW9fBpQHAiBMZNswR+tL5hCSxd2A/J87FM2Ag0Y3etKXoFf+geDtW2t7x3 DKpXYpjixyb8fP5hLwV4br2Eh6VD0J0deP6p4eIw= Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit From: Philipp Tomsich To: gcc-cvs@gcc.gnu.org Subject: [gcc(refs/vendors/vrull/heads/slp-improvements)] Add testcase for #346 X-Act-Checkin: gcc X-Git-Author: Manolis Tsamis X-Git-Refname: refs/vendors/vrull/heads/slp-improvements X-Git-Oldrev: be077bfec2c9d3beec3cd51f1912a27cb7c7ab63 X-Git-Newrev: c82eb62f9cb8ffeb056396be34fb80ca0b8502ce Message-Id: <20240123205808.46D9E3858038@sourceware.org> Date: Tue, 23 Jan 2024 20:58:08 +0000 (GMT) List-Id: https://gcc.gnu.org/g:c82eb62f9cb8ffeb056396be34fb80ca0b8502ce commit c82eb62f9cb8ffeb056396be34fb80ca0b8502ce Author: Manolis Tsamis Date: Thu Nov 30 10:25:07 2023 +0100 Add testcase for #346 Diff: --- gcc/testsuite/gcc.dg/fold-perm-3.c | 44 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 44 insertions(+) diff --git a/gcc/testsuite/gcc.dg/fold-perm-3.c b/gcc/testsuite/gcc.dg/fold-perm-3.c new file mode 100644 index 00000000000..925bb5fcc60 --- /dev/null +++ b/gcc/testsuite/gcc.dg/fold-perm-3.c @@ -0,0 +1,44 @@ +/* { dg-do compile } */ +/* { dg-options "-O2 -fdump-tree-optimized" } */ + +typedef int veci __attribute__ ((vector_size (4 * sizeof (int)))); + +void sink(veci, veci); + +void fun1 (veci *a) +{ + veci c1 = __builtin_shufflevector (a[0], a[0], 0, 0, 1, 1); + veci c2 = __builtin_shufflevector (a[1], a[1], 2, 2, 3, 3); + veci c3 = __builtin_shufflevector (a[2], a[2], 0, 0, 1, 1); + veci c4 = __builtin_shufflevector (a[3], a[3], 2, 2, 3, 3); + veci d1 = c1 + c2; + veci d2 = c1 - c2; + veci d3 = c3 + c4; + veci d4 = c3 - c4; + veci e1 = __builtin_shufflevector (d1, d2, 0, 4, 2, 6); + veci e2 = __builtin_shufflevector (d3, d4, 0, 4, 2, 6); + + sink(e1, e2); +} + +void fun2 (veci *a) +{ + veci c1 = __builtin_shufflevector (a[0], a[0], 0, 1, 0, 1); + veci c2 = __builtin_shufflevector (a[1], a[1], 2, 3, 2, 3); + veci c3 = __builtin_shufflevector (a[2], a[2], 0, 1, 0, 1); + veci c4 = __builtin_shufflevector (a[3], a[3], 2, 3, 2, 3); + veci d1 = c1 + c2; + veci d2 = c1 - c2; + veci d3 = c3 + c4; + veci d4 = c3 - c4; + veci e1 = __builtin_shufflevector (d1, d2, 0, 1, 4, 5); + veci e2 = __builtin_shufflevector (d3, d4, 0, 1, 4, 5); + + sink(e1, e2); +} + +/* { dg-final { scan-tree-dump "VEC_PERM_EXPR.*{ 0, 4, 2, 6 }" "optimized" } } */ +/* { dg-final { scan-tree-dump "VEC_PERM_EXPR.*{ 1, 5, 3, 7 }" "optimized" } } */ +/* { dg-final { scan-tree-dump "VEC_PERM_EXPR.*{ 0, 1, 4, 5 }" "optimized" } } */ +/* { dg-final { scan-tree-dump "VEC_PERM_EXPR.*{ 2, 3, 6, 7 }" "optimized" } } */ +/* { dg-final { scan-tree-dump-times "VEC_PERM_EXPR" 8 "optimized" } } */