From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 2749 invoked by alias); 16 Jul 2010 07:05:02 -0000 Received: (qmail 2569 invoked by uid 22791); 16 Jul 2010 07:05:00 -0000 X-SWARE-Spam-Status: No, hits=-1.9 required=5.0 tests=AWL,BAYES_00,DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FROM,TW_TM,T_TO_NO_BRKTS_FREEMAIL X-Spam-Check-By: sourceware.org Received: from mail-gy0-f175.google.com (HELO mail-gy0-f175.google.com) (209.85.160.175) by sourceware.org (qpsmtpd/0.43rc1) with ESMTP; Fri, 16 Jul 2010 07:04:56 +0000 Received: by mail-gy0-f175.google.com with SMTP id 6so1239206gya.20 for ; Fri, 16 Jul 2010 00:04:55 -0700 (PDT) Received: by 10.101.141.15 with SMTP id t15mr858830ann.51.1279263895514; Fri, 16 Jul 2010 00:04:55 -0700 (PDT) Received: from napoca (cpe-70-120-196-107.austin.res.rr.com [70.120.196.107]) by mx.google.com with ESMTPS id i25sm21505607anh.17.2010.07.16.00.04.53 (version=TLSv1/SSLv3 cipher=RC4-MD5); Fri, 16 Jul 2010 00:04:55 -0700 (PDT) Received: by napoca (sSMTP sendmail emulation); Fri, 16 Jul 2010 02:04:52 -0500 From: Sebastian Pop To: gcc-patches@gcc.gnu.org Cc: gcc-graphite@googlegroups.com, Sebastian Pop Subject: [PATCH 12/12] Unshare the scev before code generating it. Date: Fri, 16 Jul 2010 07:05:00 -0000 Message-Id: <1279263843-9149-13-git-send-email-sebpop@gmail.com> In-Reply-To: <1279263843-9149-1-git-send-email-sebpop@gmail.com> References: <1279263843-9149-1-git-send-email-sebpop@gmail.com> X-IsSubscribed: yes Mailing-List: contact gcc-patches-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Id: List-Archive: List-Post: List-Help: Sender: gcc-patches-owner@gcc.gnu.org X-SW-Source: 2010-07/txt/msg01321.txt.bz2 2010-07-15 Sebastian Pop * sese.c (rename_uses): Call unshare_expr before force_gimple_operand. * gcc.dg/graphite/id-23.c: New. --- gcc/ChangeLog.graphite | 6 ++++++ gcc/sese.c | 3 ++- gcc/testsuite/gcc.dg/graphite/id-23.c | 22 ++++++++++++++++++++++ 3 files changed, 30 insertions(+), 1 deletions(-) create mode 100644 gcc/testsuite/gcc.dg/graphite/id-23.c diff --git a/gcc/ChangeLog.graphite b/gcc/ChangeLog.graphite index 6600df7..1cf50f3 100644 --- a/gcc/ChangeLog.graphite +++ b/gcc/ChangeLog.graphite @@ -1,5 +1,11 @@ 2010-07-15 Sebastian Pop + * sese.c (rename_uses): Call unshare_expr before force_gimple_operand. + + * gcc.dg/graphite/id-23.c: New. + +2010-07-15 Sebastian Pop + * graphite-sese-to-poly.c (reduction_phi_p): Do not rewrite out of SSA scalar phi nodes that can be scev_analyzable_p. diff --git a/gcc/sese.c b/gcc/sese.c index f59f317..3f7266b 100644 --- a/gcc/sese.c +++ b/gcc/sese.c @@ -543,7 +543,8 @@ rename_uses (gimple copy, htab_t rename_map, gimple_stmt_iterator *gsi_tgt, && !tree_contains_chrecs (new_expr, NULL)); /* Replace the old_name with the new_expr. */ - new_expr = force_gimple_operand (new_expr, &stmts, true, NULL); + new_expr = force_gimple_operand (unshare_expr (new_expr), &stmts, + true, NULL); gsi_insert_seq_before (gsi_tgt, stmts, GSI_SAME_STMT); replace_exp (use_p, new_expr); set_rename (rename_map, old_name, new_expr); diff --git a/gcc/testsuite/gcc.dg/graphite/id-23.c b/gcc/testsuite/gcc.dg/graphite/id-23.c new file mode 100644 index 0000000..0f8a1f3 --- /dev/null +++ b/gcc/testsuite/gcc.dg/graphite/id-23.c @@ -0,0 +1,22 @@ +double *ZV_entries (void); +void SubMtx_fillRowZV (int irow) +{ + double *rowvec = ZV_entries (); + double *entries; + int ii, ipivot, jrow, kk, m; + int *pivotsizes; + + SubMtx_blockDiagonalInfo (&pivotsizes); + + for (jrow = ipivot = kk = 0; jrow <= irow; ipivot++) + { + m = pivotsizes[ipivot]; + if (jrow <= irow && irow < jrow + m) + for (ii = jrow; ii < irow; ii++) + { + rowvec[2*ii] = entries[2*kk]; + rowvec[2*ii+1] = entries[2*kk+1]; + } + jrow += m; + } +} -- 1.7.0.4