From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 1011) id A4FA3385768A; Tue, 1 Nov 2022 13:57:38 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org A4FA3385768A DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1667311058; bh=XT5OtsMAeaH+YAIZzSgxzn8wgb09Q1U4mABor/VRFzE=; h=From:To:Subject:Date:From; b=wo8QFgGYUeyQDSHSFG+xQ1rzOsFT4259F1SsiGaveWf02+yjGG84miG186g792pZR hpIg99i12sQZ/iARz20UPiOHULkgXo6PLyBrp9RwmFwL7Qp0mRS2B5uCP6YUTNY/VQ Xp9WxuLlIUPBreJBRNUhap0KRdbq+4ZlA+K3a6xI= MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="utf-8" From: Andrew Macleod To: gcc-cvs@gcc.gnu.org Subject: [gcc r13-3596] Make ranger vrp1 default. X-Act-Checkin: gcc X-Git-Author: Andrew MacLeod X-Git-Refname: refs/heads/master X-Git-Oldrev: 7b1cdca6d6d594a8a9d88062252212e145f2f4eb X-Git-Newrev: e7310e24b1c0ca67b1bb507c1330b2bf39e59e32 Message-Id: <20221101135738.A4FA3385768A@sourceware.org> Date: Tue, 1 Nov 2022 13:57:38 +0000 (GMT) List-Id: https://gcc.gnu.org/g:e7310e24b1c0ca67b1bb507c1330b2bf39e59e32 commit r13-3596-ge7310e24b1c0ca67b1bb507c1330b2bf39e59e32 Author: Andrew MacLeod Date: Tue Oct 25 16:42:41 2022 -0400 Make ranger vrp1 default. Turn on ranger as the default vrp1 pass and adjust testcases. gcc/ * params.opt (param_vrp1_mode): Make ranger default. gcc/testsuite/ * gcc.dg/pr68217.c: Test [-INF, -INF][0, 0] instead of [-INF, 0]. * gcc.dg/tree-ssa/vrp-unreachable.c: New. Test unreachable removal. Diff: --- gcc/params.opt | 2 +- gcc/testsuite/gcc.dg/pr68217.c | 2 +- gcc/testsuite/gcc.dg/tree-ssa/vrp-unreachable.c | 42 +++++++++++++++++++++++++ 3 files changed, 44 insertions(+), 2 deletions(-) diff --git a/gcc/params.opt b/gcc/params.opt index 3001566e641..a34fee193fc 100644 --- a/gcc/params.opt +++ b/gcc/params.opt @@ -1166,7 +1166,7 @@ Common Joined UInteger Var(param_vect_induction_float) Init(1) IntegerRage(0, 1) Enable loop vectorization of floating point inductions. -param=vrp1-mode= -Common Joined Var(param_vrp1_mode) Enum(vrp_mode) Init(VRP_MODE_VRP) Param Optimization +Common Joined Var(param_vrp1_mode) Enum(vrp_mode) Init(VRP_MODE_RANGER) Param Optimization --param=vrp1-mode=[vrp|ranger] Specifies the mode VRP1 should operate in. -param=vrp2-mode= diff --git a/gcc/testsuite/gcc.dg/pr68217.c b/gcc/testsuite/gcc.dg/pr68217.c index eb4f15e048f..60c80106760 100644 --- a/gcc/testsuite/gcc.dg/pr68217.c +++ b/gcc/testsuite/gcc.dg/pr68217.c @@ -10,4 +10,4 @@ int foo (void) return 0; } -/* { dg-final { scan-tree-dump "\\\[-INF, 0\\\]" "vrp1" } } */ +/* { dg-final { scan-tree-dump "\\\[-INF, -INF\\\]\\\[0, 0\\\]" "vrp1" } } */ diff --git a/gcc/testsuite/gcc.dg/tree-ssa/vrp-unreachable.c b/gcc/testsuite/gcc.dg/tree-ssa/vrp-unreachable.c new file mode 100644 index 00000000000..cdc57403c6e --- /dev/null +++ b/gcc/testsuite/gcc.dg/tree-ssa/vrp-unreachable.c @@ -0,0 +1,42 @@ +/* { dg-do compile } */ +/* { dg-options "-O2 -fdump-tree-vrp1-alias -fdump-tree-vrp2-alias" } */ + +void dead (unsigned n); +void alive (unsigned n); + +void func (unsigned n, unsigned m) +{ + if (n == 0) + __builtin_unreachable(); + if (n == 1) + __builtin_unreachable(); + if (n & 0x1) + __builtin_unreachable(); + if (n == 2) + __builtin_unreachable(); + if (n == 3) + __builtin_unreachable(); + if (n & 0x2) + __builtin_unreachable(); + if (n == 4) + __builtin_unreachable(); + if (n == 5) + __builtin_unreachable(); + if (n & 0x4) + __builtin_unreachable(); + if (n == 6) + __builtin_unreachable(); + if (n == 7) + __builtin_unreachable(); + if (n <8) + dead (n); + if (n != m) + __builtin_unreachable(); + alive (n); + alive (m); +} + +/* { dg-final { scan-tree-dump-not "dead" "vrp1" } } */ +/* { dg-final { scan-tree-dump-times "builtin_unreachable" 1 "vrp1" } } */ +/* { dg-final { scan-tree-dump-not "builtin_unreachable" "vrp2" } } */ +/* { dg-final { scan-tree-dump-times "fff8" 4 "vrp2" } } */