From 06c969bd2687012065ba4555e947b6124358f8fe Mon Sep 17 00:00:00 2001 From: Jie Zhang Date: Thu, 10 Feb 2011 04:22:44 +0000 Subject: [PATCH] re PR testsuite/47622 (FAIL: gcc.dg/pr42631.c scan-rtl-dump-not web "Web oldreg") PR testsuite/47622 Revert 2011-02-05 Jie Zhang PR debug/42631 * web.c (entry_register): Don't clobber the number of the first uninitialized reference in used[]. testsuite/ PR testsuite/47622 Revert 2011-02-05 Jie Zhang PR debug/42631 * gcc.dg/pr42631.c: Update test. * gcc.dg/pr42631-2.c: New test. From-SVN: r169997 --- gcc/ChangeLog | 9 +++++++++ gcc/testsuite/ChangeLog | 9 +++++++++ gcc/testsuite/gcc.dg/pr42631-2.c | 9 --------- gcc/testsuite/gcc.dg/pr42631.c | 5 +---- gcc/web.c | 6 +----- 5 files changed, 20 insertions(+), 18 deletions(-) delete mode 100644 gcc/testsuite/gcc.dg/pr42631-2.c diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 0b46ae8dc8b..85e5f090461 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,12 @@ +2011-02-10 Jie Zhang + + PR testsuite/47622 + Revert + 2011-02-05 Jie Zhang + PR debug/42631 + * web.c (entry_register): Don't clobber the number of the + first uninitialized reference in used[]. + 2011-02-09 Richard Guenther PR tree-optimization/47664 diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index e68a483652e..a3780dde77a 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,12 @@ +2011-02-10 Jie Zhang + + PR testsuite/47622 + Revert + 2011-02-05 Jie Zhang + PR debug/42631 + * gcc.dg/pr42631.c: Update test. + * gcc.dg/pr42631-2.c: New test. + 2011-02-09 Janus Weil PR fortran/47352 diff --git a/gcc/testsuite/gcc.dg/pr42631-2.c b/gcc/testsuite/gcc.dg/pr42631-2.c deleted file mode 100644 index a5da2de3f4b..00000000000 --- a/gcc/testsuite/gcc.dg/pr42631-2.c +++ /dev/null @@ -1,9 +0,0 @@ -/* { dg-do compile } */ -/* { dg-options "-O2 -funroll-loops -fdump-rtl-web" } */ - -foo() -{ -} - -/* { dg-final { scan-rtl-dump-not "Web oldreg" "web" } } */ -/* { dg-final { cleanup-rtl-dump "web" } } */ diff --git a/gcc/testsuite/gcc.dg/pr42631.c b/gcc/testsuite/gcc.dg/pr42631.c index 3d6c229a016..f5ac5a53a10 100644 --- a/gcc/testsuite/gcc.dg/pr42631.c +++ b/gcc/testsuite/gcc.dg/pr42631.c @@ -14,13 +14,10 @@ combine uninitialized uses into a single web. */ /* { dg-do compile } */ -/* { dg-options "-g -O1 -funroll-loops -fcompare-debug -fdump-rtl-web" } */ +/* { dg-options "-g -O1 -funroll-loops -fcompare-debug" } */ void foo() { unsigned k; while (--k > 0); } - -/* { dg-final { scan-rtl-dump-not "Web oldreg" "web" } } */ -/* { dg-final { cleanup-rtl-dump "web" } } */ diff --git a/gcc/web.c b/gcc/web.c index 7014aa55dc7..9b849249b0d 100644 --- a/gcc/web.c +++ b/gcc/web.c @@ -260,11 +260,7 @@ entry_register (struct web_entry *entry, df_ref ref, unsigned int *used) and there won't be any use for the other values when we get to this point. */ if (used[REGNO (reg)] != 1) - { - newreg = reg; - if (!used[REGNO (reg)]) - used[REGNO (reg)] = 1; - } + newreg = reg, used[REGNO (reg)] = 1; else { newreg = gen_reg_rtx (GET_MODE (reg)); -- 2.30.2