From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 2136) id E208C3858C31; Sun, 28 Apr 2024 19:03:49 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org E208C3858C31 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1714331029; bh=MgMFtp1fg5XqK1EzWafYh6Mbbb+0NCs/HRW8qzDo6tY=; h=From:To:Subject:Date:From; b=c2mcji0edXFLUPd2dmAmsZs1T2d2wa5d+MqvBstPgAAMx2HGAG4DrZrCYCFS6AItl 3F7t1cd3BcRU0BSz43jjrlpWc59AuwUNX4yWf71OH+lA720QGF5d+PTyN6DpMRmidQ xTc/KUN5Ng2dhUNEe5Hf+q6v/iNXBvTzxWWT6ziM= MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="utf-8" From: Aldy Hernandez To: gcc-cvs@gcc.gnu.org Subject: [gcc r15-28] Make some Value_Range's explicitly integer. X-Act-Checkin: gcc X-Git-Author: Aldy Hernandez X-Git-Refname: refs/heads/master X-Git-Oldrev: a78dfb0fc83606e9b83b76575deb7e43300254fa X-Git-Newrev: a46564e4876c9a863d9897d72963cc4f03689adc Message-Id: <20240428190349.E208C3858C31@sourceware.org> Date: Sun, 28 Apr 2024 19:03:49 +0000 (GMT) List-Id: https://gcc.gnu.org/g:a46564e4876c9a863d9897d72963cc4f03689adc commit r15-28-ga46564e4876c9a863d9897d72963cc4f03689adc Author: Aldy Hernandez Date: Mon Apr 22 13:29:39 2024 +0200 Make some Value_Range's explicitly integer. Fix some Value_Range's that we know ahead of time will be only integers. This avoids using the polymorphic Value_Range unnecessarily gcc/ChangeLog: * gimple-ssa-warn-access.cc (check_nul_terminated_array): Make Value_Range an int_range. (memmodel_to_uhwi): Same * tree-ssa-loop-niter.cc (refine_value_range_using_guard): Same. (determine_value_range): Same. (infer_loop_bounds_from_signedness): Same. (scev_var_range_cant_overflow): Same. Diff: --- gcc/gimple-ssa-warn-access.cc | 4 ++-- gcc/tree-ssa-loop-niter.cc | 12 ++++++------ 2 files changed, 8 insertions(+), 8 deletions(-) diff --git a/gcc/gimple-ssa-warn-access.cc b/gcc/gimple-ssa-warn-access.cc index dedaae27b31..450c1caa765 100644 --- a/gcc/gimple-ssa-warn-access.cc +++ b/gcc/gimple-ssa-warn-access.cc @@ -330,7 +330,7 @@ check_nul_terminated_array (GimpleOrTree expr, tree src, tree bound) wide_int bndrng[2]; if (bound) { - Value_Range r (TREE_TYPE (bound)); + int_range<2> r (TREE_TYPE (bound)); get_range_query (cfun)->range_of_expr (r, bound); @@ -2816,7 +2816,7 @@ memmodel_to_uhwi (tree ord, gimple *stmt, unsigned HOST_WIDE_INT *cstval) { /* Use the range query to determine constant values in the absence of constant propagation (such as at -O0). */ - Value_Range rng (TREE_TYPE (ord)); + int_range<2> rng (TREE_TYPE (ord)); if (!get_range_query (cfun)->range_of_expr (rng, ord, stmt) || !rng.singleton_p (&ord)) return false; diff --git a/gcc/tree-ssa-loop-niter.cc b/gcc/tree-ssa-loop-niter.cc index c6d010f6d89..cbc9dbc5a1f 100644 --- a/gcc/tree-ssa-loop-niter.cc +++ b/gcc/tree-ssa-loop-niter.cc @@ -214,7 +214,7 @@ refine_value_range_using_guard (tree type, tree var, get_type_static_bounds (type, mint, maxt); mpz_init (minc1); mpz_init (maxc1); - Value_Range r (TREE_TYPE (varc1)); + int_range<2> r (TREE_TYPE (varc1)); /* Setup range information for varc1. */ if (integer_zerop (varc1)) { @@ -368,7 +368,7 @@ determine_value_range (class loop *loop, tree type, tree var, mpz_t off, gphi_iterator gsi; /* Either for VAR itself... */ - Value_Range var_range (TREE_TYPE (var)); + int_range<2> var_range (TREE_TYPE (var)); get_range_query (cfun)->range_of_expr (var_range, var); if (var_range.varying_p () || var_range.undefined_p ()) rtype = VR_VARYING; @@ -382,7 +382,7 @@ determine_value_range (class loop *loop, tree type, tree var, mpz_t off, /* Or for PHI results in loop->header where VAR is used as PHI argument from the loop preheader edge. */ - Value_Range phi_range (TREE_TYPE (var)); + int_range<2> phi_range (TREE_TYPE (var)); for (gsi = gsi_start_phis (loop->header); !gsi_end_p (gsi); gsi_next (&gsi)) { gphi *phi = gsi.phi (); @@ -408,7 +408,7 @@ determine_value_range (class loop *loop, tree type, tree var, mpz_t off, involved. */ if (wi::gt_p (minv, maxv, sgn)) { - Value_Range vr (TREE_TYPE (var)); + int_range<2> vr (TREE_TYPE (var)); get_range_query (cfun)->range_of_expr (vr, var); if (vr.varying_p () || vr.undefined_p ()) rtype = VR_VARYING; @@ -4367,7 +4367,7 @@ infer_loop_bounds_from_signedness (class loop *loop, gimple *stmt) low = lower_bound_in_type (type, type); high = upper_bound_in_type (type, type); - Value_Range r (TREE_TYPE (def)); + int_range<2> r (TREE_TYPE (def)); get_range_query (cfun)->range_of_expr (r, def); if (!r.varying_p () && !r.undefined_p ()) { @@ -5426,7 +5426,7 @@ scev_var_range_cant_overflow (tree var, tree step, class loop *loop) if (!def_bb || !dominated_by_p (CDI_DOMINATORS, loop->latch, def_bb)) return false; - Value_Range r (TREE_TYPE (var)); + int_range<2> r (TREE_TYPE (var)); get_range_query (cfun)->range_of_expr (r, var); if (r.varying_p () || r.undefined_p ()) return false;