From: Richard Guenther <rguenther@suse.de>
Date: Fri, 25 Mar 2011 11:59:19 +0000 (+0000)
Subject: passes.c (init_optimization_passes): Add FRE pass after early SRA.
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=605896f5527472717f9fe91ad90f9ce3778cc540;p=gcc.git

passes.c (init_optimization_passes): Add FRE pass after early SRA.

2011-03-25  Richard Guenther  <rguenther@suse.de>

	* passes.c (init_optimization_passes): Add FRE pass after
	early SRA.

	* g++.dg/tree-ssa/pr41186.C: Scan the appropriate FRE dump.
	* g++.dg/tree-ssa/pr8781.C: Likewise.
	* gcc.dg/ipa/ipa-pta-13.c: Likewise.
	* gcc.dg/ipa/ipa-pta-3.c: Likewise.
	* gcc.dg/ipa/ipa-pta-4.c: Likewise.
	* gcc.dg/tree-ssa/20041122-1.c: Likewise.
	* gcc.dg/tree-ssa/alias-18.c: Likewise.
	* gcc.dg/tree-ssa/foldstring-1.c: Likewise.
	* gcc.dg/tree-ssa/forwprop-10.c: Likewise.
	* gcc.dg/tree-ssa/forwprop-9.c: Likewise.
	* gcc.dg/tree-ssa/fre-vce-1.c: Likewise.
	* gcc.dg/tree-ssa/loadpre6.c: Likewise.
	* gcc.dg/tree-ssa/pr21574.c: Likewise.
	* gcc.dg/tree-ssa/ssa-dom-cse-1.c: Likewise.
	* gcc.dg/tree-ssa/ssa-fre-1.c: Likewise.
	* gcc.dg/tree-ssa/ssa-fre-11.c: Likewise.
	* gcc.dg/tree-ssa/ssa-fre-12.c: Likewise.
	* gcc.dg/tree-ssa/ssa-fre-13.c: Likewise.
	* gcc.dg/tree-ssa/ssa-fre-14.c: Likewise.
	* gcc.dg/tree-ssa/ssa-fre-15.c: Likewise.
	* gcc.dg/tree-ssa/ssa-fre-16.c: Likewise.
	* gcc.dg/tree-ssa/ssa-fre-17.c: Likewise.
	* gcc.dg/tree-ssa/ssa-fre-18.c: Likewise.
	* gcc.dg/tree-ssa/ssa-fre-19.c: Likewise.
	* gcc.dg/tree-ssa/ssa-fre-2.c: Likewise.
	* gcc.dg/tree-ssa/ssa-fre-21.c: Likewise.
	* gcc.dg/tree-ssa/ssa-fre-22.c: Likewise.
	* gcc.dg/tree-ssa/ssa-fre-23.c: Likewise.
	* gcc.dg/tree-ssa/ssa-fre-24.c: Likewise.
	* gcc.dg/tree-ssa/ssa-fre-25.c: Likewise.
	* gcc.dg/tree-ssa/ssa-fre-26.c: Likewise.
	* gcc.dg/tree-ssa/ssa-fre-27.c: Likewise.
	* gcc.dg/tree-ssa/ssa-fre-3.c: Likewise.
	* gcc.dg/tree-ssa/ssa-fre-4.c: Likewise.
	* gcc.dg/tree-ssa/ssa-fre-5.c: Likewise.
	* gcc.dg/tree-ssa/ssa-fre-6.c: Likewise.
	* gcc.dg/tree-ssa/ssa-fre-7.c: Likewise.
	* gcc.dg/tree-ssa/ssa-fre-8.c: Likewise.
	* gcc.dg/tree-ssa/ssa-fre-9.c: Likewise.
	* gcc.dg/tree-ssa/ssa-pre-10.c: Likewise.
	* gcc.dg/tree-ssa/ssa-pre-26.c: Likewise.
	* gcc.dg/tree-ssa/ssa-pre-7.c: Likewise.
	* gcc.dg/tree-ssa/ssa-pre-8.c: Likewise.
	* gcc.dg/tree-ssa/ssa-pre-9.c: Likewise.
	* gcc.dg/tree-ssa/ssa-sccvn-1.c: Likewise.
	* gcc.dg/tree-ssa/ssa-sccvn-2.c: Likewise.
	* gcc.dg/tree-ssa/ssa-sccvn-3.c: Likewise.
	* gcc.dg/tree-ssa/ssa-sccvn-4.c: Likewise.
	* gcc.dg/tree-ssa/struct-aliasing-1.c: Likewise.
	* gcc.dg/tree-ssa/struct-aliasing-2.c: Likewise.
	* c-c++-common/pr46562-2.c: Likewise.
	* gfortran.dg/pr42108.f90: Likewise.
	* gcc.dg/torture/pta-structcopy-1.c: Scan ealias dump, force
	foo to be inlined even at -O1.
	* gcc.dg/tree-ssa/ssa-dce-4.c: Disable FRE.
	* gcc.dg/ipa/ipa-pta-14.c: Likewise.
	* gcc.dg/tree-ssa/ssa-fre-1.c: Adjust.
	* gcc.dg/matrix/matrix.exp: Disable FRE.

From-SVN: r171450
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 03e16086ae3..15b5b0c167a 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2011-03-25  Richard Guenther  <rguenther@suse.de>
+
+	* passes.c (init_optimization_passes): Add FRE pass after
+	early SRA.
+
 2011-03-25  Bernd Schmidt  <bernds@codesourcery.com>
 	    Andrew Stubbs  <ams@codesourcery.com>
 
diff --git a/gcc/passes.c b/gcc/passes.c
index 42a323981f7..852b655e7c6 100644
--- a/gcc/passes.c
+++ b/gcc/passes.c
@@ -762,6 +762,7 @@ init_optimization_passes (void)
 	     locals into SSA form if possible.  */
 	  NEXT_PASS (pass_build_ealias);
 	  NEXT_PASS (pass_sra_early);
+	  NEXT_PASS (pass_fre);
 	  NEXT_PASS (pass_copy_prop);
 	  NEXT_PASS (pass_merge_phi);
 	  NEXT_PASS (pass_cd_dce);
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index c01c7cbc149..539fc12f790 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,64 @@
+2011-03-25  Richard Guenther  <rguenther@suse.de>
+ 
+	* g++.dg/tree-ssa/pr41186.C: Scan the appropriate FRE dump.
+	* g++.dg/tree-ssa/pr8781.C: Likewise.
+	* gcc.dg/ipa/ipa-pta-13.c: Likewise.
+	* gcc.dg/ipa/ipa-pta-3.c: Likewise.
+	* gcc.dg/ipa/ipa-pta-4.c: Likewise.
+	* gcc.dg/tree-ssa/20041122-1.c: Likewise.
+	* gcc.dg/tree-ssa/alias-18.c: Likewise.
+	* gcc.dg/tree-ssa/foldstring-1.c: Likewise.
+	* gcc.dg/tree-ssa/forwprop-10.c: Likewise.
+	* gcc.dg/tree-ssa/forwprop-9.c: Likewise.
+	* gcc.dg/tree-ssa/fre-vce-1.c: Likewise.
+	* gcc.dg/tree-ssa/loadpre6.c: Likewise.
+	* gcc.dg/tree-ssa/pr21574.c: Likewise.
+	* gcc.dg/tree-ssa/ssa-dom-cse-1.c: Likewise.
+	* gcc.dg/tree-ssa/ssa-fre-1.c: Likewise.
+	* gcc.dg/tree-ssa/ssa-fre-11.c: Likewise.
+	* gcc.dg/tree-ssa/ssa-fre-12.c: Likewise.
+	* gcc.dg/tree-ssa/ssa-fre-13.c: Likewise.
+	* gcc.dg/tree-ssa/ssa-fre-14.c: Likewise.
+	* gcc.dg/tree-ssa/ssa-fre-15.c: Likewise.
+	* gcc.dg/tree-ssa/ssa-fre-16.c: Likewise.
+	* gcc.dg/tree-ssa/ssa-fre-17.c: Likewise.
+	* gcc.dg/tree-ssa/ssa-fre-18.c: Likewise.
+	* gcc.dg/tree-ssa/ssa-fre-19.c: Likewise.
+	* gcc.dg/tree-ssa/ssa-fre-2.c: Likewise.
+	* gcc.dg/tree-ssa/ssa-fre-21.c: Likewise.
+	* gcc.dg/tree-ssa/ssa-fre-22.c: Likewise.
+	* gcc.dg/tree-ssa/ssa-fre-23.c: Likewise.
+	* gcc.dg/tree-ssa/ssa-fre-24.c: Likewise.
+	* gcc.dg/tree-ssa/ssa-fre-25.c: Likewise.
+	* gcc.dg/tree-ssa/ssa-fre-26.c: Likewise.
+	* gcc.dg/tree-ssa/ssa-fre-27.c: Likewise.
+	* gcc.dg/tree-ssa/ssa-fre-3.c: Likewise.
+	* gcc.dg/tree-ssa/ssa-fre-4.c: Likewise.
+	* gcc.dg/tree-ssa/ssa-fre-5.c: Likewise.
+	* gcc.dg/tree-ssa/ssa-fre-6.c: Likewise.
+	* gcc.dg/tree-ssa/ssa-fre-7.c: Likewise.
+	* gcc.dg/tree-ssa/ssa-fre-8.c: Likewise.
+	* gcc.dg/tree-ssa/ssa-fre-9.c: Likewise.
+	* gcc.dg/tree-ssa/ssa-pre-10.c: Likewise.
+	* gcc.dg/tree-ssa/ssa-pre-26.c: Likewise.
+	* gcc.dg/tree-ssa/ssa-pre-7.c: Likewise.
+	* gcc.dg/tree-ssa/ssa-pre-8.c: Likewise.
+	* gcc.dg/tree-ssa/ssa-pre-9.c: Likewise.
+	* gcc.dg/tree-ssa/ssa-sccvn-1.c: Likewise.
+	* gcc.dg/tree-ssa/ssa-sccvn-2.c: Likewise.
+	* gcc.dg/tree-ssa/ssa-sccvn-3.c: Likewise.
+	* gcc.dg/tree-ssa/ssa-sccvn-4.c: Likewise.
+	* gcc.dg/tree-ssa/struct-aliasing-1.c: Likewise.
+	* gcc.dg/tree-ssa/struct-aliasing-2.c: Likewise.
+	* c-c++-common/pr46562-2.c: Likewise.
+	* gfortran.dg/pr42108.f90: Likewise.
+	* gcc.dg/torture/pta-structcopy-1.c: Scan ealias dump, force
+	foo to be inlined even at -O1.
+	* gcc.dg/tree-ssa/ssa-dce-4.c: Disable FRE.
+	* gcc.dg/ipa/ipa-pta-14.c: Likewise.
+	* gcc.dg/tree-ssa/ssa-fre-1.c: Adjust.
+	* gcc.dg/matrix/matrix.exp: Disable FRE.
+
 2011-03-24  Jakub Jelinek  <jakub@redhat.com>
 
 	PR debug/48204
diff --git a/gcc/testsuite/c-c++-common/pr46562-2.c b/gcc/testsuite/c-c++-common/pr46562-2.c
index 5415860c7a7..45bf5cf7195 100644
--- a/gcc/testsuite/c-c++-common/pr46562-2.c
+++ b/gcc/testsuite/c-c++-common/pr46562-2.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */
-/* { dg-options "-O -fno-tree-ccp -fno-tree-forwprop -fdump-tree-fre" } */
+/* { dg-options "-O -fno-tree-ccp -fno-tree-forwprop -fdump-tree-fre1" } */
 
 static const int a[4] = {};
 int foo(void)
@@ -9,5 +9,5 @@ int foo(void)
   return *p;
 }
 
-/* { dg-final { scan-tree-dump "= 0;" "fre" } } */
-/* { dg-final { cleanup-tree-dump "fre" } } */
+/* { dg-final { scan-tree-dump "= 0;" "fre1" } } */
+/* { dg-final { cleanup-tree-dump "fre1" } } */
diff --git a/gcc/testsuite/g++.dg/tree-ssa/pr41186.C b/gcc/testsuite/g++.dg/tree-ssa/pr41186.C
index 91f21a8c643..8739ae9e6d5 100644
--- a/gcc/testsuite/g++.dg/tree-ssa/pr41186.C
+++ b/gcc/testsuite/g++.dg/tree-ssa/pr41186.C
@@ -1,5 +1,5 @@
 /* { dg-do compile } */
-/* { dg-options "-O -fdump-tree-fre-details" } */
+/* { dg-options "-O -fdump-tree-fre1-details" } */
 
 struct Foo {
   Foo() {};
@@ -29,7 +29,7 @@ int main()
   return 0;
 }
 
-/* { dg-final { scan-tree-dump "Replaced b1.b with 1" "fre" } } */
-/* { dg-final { scan-tree-dump "Replaced b1.i with 0" "fre" { xfail *-*-* } } } */
-/* { dg-final { scan-tree-dump "Replaced b1.f with 1" "fre" { xfail *-*-* } } } */
-/* { dg-final { cleanup-tree-dump "fre" } } */
+/* { dg-final { scan-tree-dump "Replaced b1.b with 1" "fre1" } } */
+/* { dg-final { scan-tree-dump "Replaced b1.i with 0" "fre1" { xfail *-*-* } } } */
+/* { dg-final { scan-tree-dump "Replaced b1.f with 1" "fre1" { xfail *-*-* } } } */
+/* { dg-final { cleanup-tree-dump "fre1" } } */
diff --git a/gcc/testsuite/g++.dg/tree-ssa/pr8781.C b/gcc/testsuite/g++.dg/tree-ssa/pr8781.C
index a9d279af74e..fc5f44394d9 100644
--- a/gcc/testsuite/g++.dg/tree-ssa/pr8781.C
+++ b/gcc/testsuite/g++.dg/tree-ssa/pr8781.C
@@ -1,5 +1,5 @@
 /* { dg-do compile } */
-/* { dg-options "-O -fdump-tree-fre-details" } */
+/* { dg-options "-O -fdump-tree-fre1-details" } */
 
 int f();
 
@@ -24,5 +24,5 @@ int x()
 
 /* We should optimize this to a direct call.  */
 
-/* { dg-final { scan-tree-dump "Replacing call target with f" "fre" } } */
-/* { dg-final { cleanup-tree-dump "fre" } } */
+/* { dg-final { scan-tree-dump "Replacing call target with f" "fre1" } } */
+/* { dg-final { cleanup-tree-dump "fre1" } } */
diff --git a/gcc/testsuite/gcc.dg/ipa/ipa-pta-13.c b/gcc/testsuite/gcc.dg/ipa/ipa-pta-13.c
index 1e04bfc2118..0f46e984bce 100644
--- a/gcc/testsuite/gcc.dg/ipa/ipa-pta-13.c
+++ b/gcc/testsuite/gcc.dg/ipa/ipa-pta-13.c
@@ -1,5 +1,5 @@
 /* { dg-do link } */
-/* { dg-options "-O2 -fipa-pta -fdump-ipa-pta-details -fdump-tree-fre" } */
+/* { dg-options "-O2 -fipa-pta -fdump-ipa-pta-details -fdump-tree-fre2" } */
 
 static int x, y;
 
@@ -54,9 +54,9 @@ int main()
   local_address_taken (&y);
   /* As we are computing flow- and context-insensitive we may not
      CSE the load of x here.  */
-  /* { dg-final { scan-tree-dump " = x;" "fre" } } */
+  /* { dg-final { scan-tree-dump " = x;" "fre2" } } */
   return x;
 }
 
 /* { dg-final { cleanup-ipa-dump "pta" } } */
-/* { dg-final { cleanup-tree-dump "fre" } } */
+/* { dg-final { cleanup-tree-dump "fre2" } } */
diff --git a/gcc/testsuite/gcc.dg/ipa/ipa-pta-14.c b/gcc/testsuite/gcc.dg/ipa/ipa-pta-14.c
index 074f44a6d68..e8abc3244a0 100644
--- a/gcc/testsuite/gcc.dg/ipa/ipa-pta-14.c
+++ b/gcc/testsuite/gcc.dg/ipa/ipa-pta-14.c
@@ -1,5 +1,5 @@
 /* { dg-do run } */
-/* { dg-options "-O2 -fipa-pta -fno-tree-sra -fdump-ipa-pta-details" } */
+/* { dg-options "-O2 -fipa-pta -fno-tree-fre -fno-tree-sra -fdump-ipa-pta-details" } */
 
 struct X {
     int i;
diff --git a/gcc/testsuite/gcc.dg/ipa/ipa-pta-3.c b/gcc/testsuite/gcc.dg/ipa/ipa-pta-3.c
index e73db1c95ac..ce9393cb072 100644
--- a/gcc/testsuite/gcc.dg/ipa/ipa-pta-3.c
+++ b/gcc/testsuite/gcc.dg/ipa/ipa-pta-3.c
@@ -1,5 +1,5 @@
 /* { dg-do run } */
-/* { dg-options "-O2 -fipa-pta -fdump-ipa-pta-details -fdump-tree-fre-details" } */
+/* { dg-options "-O2 -fipa-pta -fdump-ipa-pta-details -fdump-tree-fre2-details" } */
 
 static int __attribute__((noinline,noclone))
 foo (int *p, int *q)
@@ -23,6 +23,6 @@ int main()
 
 /* { dg-final { scan-ipa-dump "foo.arg0 = &a" "pta" } } */
 /* { dg-final { scan-ipa-dump "foo.arg1 = &b" "pta" } } */
-/* { dg-final { scan-tree-dump "Replaced \\\*p_1\\\(D\\\) with 1" "fre" } } */
-/* { dg-final { cleanup-tree-dump "fre" } } */
+/* { dg-final { scan-tree-dump "Replaced \\\*p_1\\\(D\\\) with 1" "fre2" } } */
+/* { dg-final { cleanup-tree-dump "fre2" } } */
 /* { dg-final { cleanup-ipa-dump "pta" } } */
diff --git a/gcc/testsuite/gcc.dg/ipa/ipa-pta-4.c b/gcc/testsuite/gcc.dg/ipa/ipa-pta-4.c
index d2b901cf910..32e1e4fbc49 100644
--- a/gcc/testsuite/gcc.dg/ipa/ipa-pta-4.c
+++ b/gcc/testsuite/gcc.dg/ipa/ipa-pta-4.c
@@ -1,5 +1,5 @@
 /* { dg-do run } */
-/* { dg-options "-O2 -fipa-pta -fdump-ipa-pta-details -fdump-tree-fre-details" } */
+/* { dg-options "-O2 -fipa-pta -fdump-ipa-pta-details -fdump-tree-fre2-details" } */
 
 int a, b;
 
@@ -28,6 +28,6 @@ int main()
 
 /* { dg-final { scan-ipa-dump "foo.arg0 = &a" "pta" } } */
 /* { dg-final { scan-ipa-dump "foo.arg1 = &b" "pta" } } */
-/* { dg-final { scan-tree-dump "Replaced \\\*p_1\\\(D\\\) with 1" "fre" } } */
-/* { dg-final { cleanup-tree-dump "fre" } } */
+/* { dg-final { scan-tree-dump "Replaced \\\*p_1\\\(D\\\) with 1" "fre2" } } */
+/* { dg-final { cleanup-tree-dump "fre2" } } */
 /* { dg-final { cleanup-ipa-dump "pta" } } */
diff --git a/gcc/testsuite/gcc.dg/matrix/matrix.exp b/gcc/testsuite/gcc.dg/matrix/matrix.exp
index 961e0255e33..aae19883143 100644
--- a/gcc/testsuite/gcc.dg/matrix/matrix.exp
+++ b/gcc/testsuite/gcc.dg/matrix/matrix.exp
@@ -20,7 +20,7 @@
 load_lib gcc-dg.exp
 load_lib target-supports.exp
 
-set DEFAULT_MATCFLAGS "-O3 -fipa-matrix-reorg -fdump-ipa-matrix-reorg -fwhole-program"
+set DEFAULT_MATCFLAGS "-O3 -fipa-matrix-reorg -fdump-ipa-matrix-reorg -fwhole-program -fno-tree-fre"
 
 # Initialize `dg'.
 dg-init
@@ -52,8 +52,8 @@ load_lib profopt.exp
 # These are globals used by profopt-execute.  The first is options
 # needed to generate profile data, the second is options to use the
 # profile data.
-set profile_option "-fprofile-generate -O3"
-set feedback_option "-fprofile-use -fipa-matrix-reorg -fdump-ipa-matrix-reorg -O3 -fwhole-program"
+set profile_option "-fprofile-generate -O3 -fno-tree-fre"
+set feedback_option "-fprofile-use -fipa-matrix-reorg -fdump-ipa-matrix-reorg -O3 -fwhole-program -fno-tree-fre"
 
 foreach src [lsort [glob -nocomplain $srcdir/$subdir/transpose-*.c]] {
     # If we're only testing specific files and this isn't one of them, skip it.
diff --git a/gcc/testsuite/gcc.dg/torture/pta-structcopy-1.c b/gcc/testsuite/gcc.dg/torture/pta-structcopy-1.c
index bdb2acb0464..5dc041b0edd 100644
--- a/gcc/testsuite/gcc.dg/torture/pta-structcopy-1.c
+++ b/gcc/testsuite/gcc.dg/torture/pta-structcopy-1.c
@@ -1,5 +1,5 @@
 /* { dg-do run } */
-/* { dg-options "-fno-tree-sra -fdump-tree-alias" } */
+/* { dg-options "-fdump-tree-ealias" } */
 /* { dg-skip-if "" { *-*-* } { "-O0" } { "" } } */
 
 struct X
@@ -12,10 +12,11 @@ struct X
     } y;
 };
 int i;
-static int
+static int __attribute__((always_inline))
 foo (struct X *x)
 {
   struct Y y = x->y;
+  /* In the inlined instance the dereferenced pointer needs to point to i.  */
   *y.p = 0;
   i = 1;
   return *y.p;
@@ -30,5 +31,5 @@ int main()
   return 0;
 }
 
-/* { dg-final { scan-tree-dump "points-to vars: { i }" "alias" } } */
-/* { dg-final { cleanup-tree-dump "alias" } } */
+/* { dg-final { scan-tree-dump "points-to vars: { i }" "ealias" } } */
+/* { dg-final { cleanup-tree-dump "ealias" } } */
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/20041122-1.c b/gcc/testsuite/gcc.dg/tree-ssa/20041122-1.c
index 6007949546e..5e6828b6f4f 100644
--- a/gcc/testsuite/gcc.dg/tree-ssa/20041122-1.c
+++ b/gcc/testsuite/gcc.dg/tree-ssa/20041122-1.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */
-/* { dg-options "-O1 -fstrict-aliasing -fdump-tree-fre" } */
+/* { dg-options "-O1 -fstrict-aliasing -fdump-tree-fre1" } */
 
 __extension__ typedef __SIZE_TYPE__ size_t;
 extern void *xmalloc (size_t) __attribute__ ((__malloc__));
@@ -34,5 +34,5 @@ find_unreachable_blocks (void)
    able to determine that modifying e->dest->flags does not
    modify e or e->dest if we can assert strict-aliasing rules.
    The net result is that we only need one load of e->dest.  */
-/* { dg-final { scan-tree-dump-times "->dest" 1 "fre" } } */
-/* { dg-final { cleanup-tree-dump "fre" } } */
+/* { dg-final { scan-tree-dump-times "->dest" 1 "fre1" } } */
+/* { dg-final { cleanup-tree-dump "fre1" } } */
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/alias-18.c b/gcc/testsuite/gcc.dg/tree-ssa/alias-18.c
index e86acbc1900..69c2e23c915 100644
--- a/gcc/testsuite/gcc.dg/tree-ssa/alias-18.c
+++ b/gcc/testsuite/gcc.dg/tree-ssa/alias-18.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */
-/* { dg-options "-O2 -fdump-tree-fre-details -fdump-tree-optimized" } */
+/* { dg-options "-O2 -fdump-tree-fre1-details -fdump-tree-optimized" } */
 
 struct A {
   int i;
@@ -76,15 +76,15 @@ int test8 (struct A *p, int *q)
   return *q;
 }
 
-/* { dg-final { scan-tree-dump "with 0" "fre" } } */
-/* { dg-final { scan-tree-dump "with 1" "fre" } } */
-/* { dg-final { scan-tree-dump "with 3" "fre" } } */
-/* { dg-final { scan-tree-dump "with 4" "fre" } } */
-/* { dg-final { scan-tree-dump "with 5" "fre" } } */
-/* { dg-final { scan-tree-dump "with 8" "fre" } } */
+/* { dg-final { scan-tree-dump "with 0" "fre1" } } */
+/* { dg-final { scan-tree-dump "with 1" "fre1" } } */
+/* { dg-final { scan-tree-dump "with 3" "fre1" } } */
+/* { dg-final { scan-tree-dump "with 4" "fre1" } } */
+/* { dg-final { scan-tree-dump "with 5" "fre1" } } */
+/* { dg-final { scan-tree-dump "with 8" "fre1" } } */
 /* { dg-final { scan-tree-dump-not "return 2;" "optimized" } } */
 /* { dg-final { scan-tree-dump-not "return 6;" "optimized" } } */
 /* { dg-final { scan-tree-dump-not "return 7;" "optimized" } } */
 /* { dg-final { scan-tree-dump-not "return -1;" "optimized" } } */
-/* { dg-final { cleanup-tree-dump "fre" } } */
+/* { dg-final { cleanup-tree-dump "fre1" } } */
 /* { dg-final { cleanup-tree-dump "optimized" } } */
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/foldstring-1.c b/gcc/testsuite/gcc.dg/tree-ssa/foldstring-1.c
index fa64ae14cc4..3cfe44d1bd2 100644
--- a/gcc/testsuite/gcc.dg/tree-ssa/foldstring-1.c
+++ b/gcc/testsuite/gcc.dg/tree-ssa/foldstring-1.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */
-/* { dg-options "-O1 -fdump-tree-fre" } */
+/* { dg-options "-O1 -fdump-tree-fre1" } */
 
 void
 arf ()
@@ -7,5 +7,5 @@ arf ()
   if (""[0] == 0)
     blah ();
 }
-/* { dg-final { scan-tree-dump-times "= 0;" 1 "fre"} } */ 
-/* { dg-final { cleanup-tree-dump "fre" } } */
+/* { dg-final { scan-tree-dump-times "= 0;" 1 "fre1"} } */
+/* { dg-final { cleanup-tree-dump "fre1" } } */
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/forwprop-10.c b/gcc/testsuite/gcc.dg/tree-ssa/forwprop-10.c
index b46b8ece816..5ca8060c8b3 100644
--- a/gcc/testsuite/gcc.dg/tree-ssa/forwprop-10.c
+++ b/gcc/testsuite/gcc.dg/tree-ssa/forwprop-10.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */
-/* { dg-options "-O -fdump-tree-fre-details" } */
+/* { dg-options "-O -fdump-tree-fre1-details" } */
 
 int b;
 unsigned a;
@@ -18,5 +18,5 @@ void test2(void)
    conversion to int.  FRE should then be able to replace
    the rhs of the store to b by 1.  */
 
-/* { dg-final { scan-tree-dump "Replaced\[^\\n\]*with 1" "fre" } } */
-/* { dg-final { cleanup-tree-dump "fre" } } */
+/* { dg-final { scan-tree-dump "Replaced\[^\\n\]*with 1" "fre1" } } */
+/* { dg-final { cleanup-tree-dump "fre1" } } */
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/forwprop-9.c b/gcc/testsuite/gcc.dg/tree-ssa/forwprop-9.c
index cc583e293f8..d02a62d3d34 100644
--- a/gcc/testsuite/gcc.dg/tree-ssa/forwprop-9.c
+++ b/gcc/testsuite/gcc.dg/tree-ssa/forwprop-9.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */
-/* { dg-options "-O1 -fdump-tree-optimized -fdump-tree-fre -W -Wall -fno-early-inlining" } */
+/* { dg-options "-O1 -fdump-tree-optimized -fdump-tree-fre1 -W -Wall -fno-early-inlining" } */
 
 int b;
 unsigned a;
@@ -16,6 +16,6 @@ void f(void)
 /* We should have converted the assignments to two = 1.  FRE does this.  */
 
 /* { dg-final { scan-tree-dump-times " = 1" 2 "optimized"} } */
-/* { dg-final { scan-tree-dump-not " = a;" "fre"} } */
-/* { dg-final { cleanup-tree-dump "fre" } } */
+/* { dg-final { scan-tree-dump-not " = a;" "fre1"} } */
+/* { dg-final { cleanup-tree-dump "fre1" } } */
 /* { dg-final { cleanup-tree-dump "optimized" } } */
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/fre-vce-1.c b/gcc/testsuite/gcc.dg/tree-ssa/fre-vce-1.c
index 599d1f1efd5..c6c142b4eaf 100644
--- a/gcc/testsuite/gcc.dg/tree-ssa/fre-vce-1.c
+++ b/gcc/testsuite/gcc.dg/tree-ssa/fre-vce-1.c
@@ -1,5 +1,5 @@
-/* { dg-options "-O2 -fdump-tree-fre -w" } */
-/* { dg-options "-O2 -fdump-tree-fre -w -msse" { target { i?86-*-* x86_64-*-* } } } */
+/* { dg-options "-O2 -fdump-tree-fre1 -w" } */
+/* { dg-options "-O2 -fdump-tree-fre1 -w -msse" { target { i?86-*-* x86_64-*-* } } } */
 /* { dg-do compile } */
 #define vector __attribute__((vector_size(sizeof(int)*4) ))
 struct s { vector int i; };
@@ -32,6 +32,6 @@ void a2 (struct s1 sv, int i)
   g(&sv, *(float*)&sv.i);
 }
 
-/* { dg-final { scan-tree-dump-times "sv_\[0-9\]\\\(D\\\)->i" 2 "fre" } } */
-/* { dg-final { scan-tree-dump-times "sv.i" 2 "fre" } } */
-/* { dg-final { cleanup-tree-dump "fre" } } */
+/* { dg-final { scan-tree-dump-times "sv_\[0-9\]\\\(D\\\)->i" 2 "fre1" } } */
+/* { dg-final { scan-tree-dump-times "sv.i" 2 "fre1" } } */
+/* { dg-final { cleanup-tree-dump "fre1" } } */
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/loadpre6.c b/gcc/testsuite/gcc.dg/tree-ssa/loadpre6.c
index e6130bbe7bd..6fc2a57a9f2 100644
--- a/gcc/testsuite/gcc.dg/tree-ssa/loadpre6.c
+++ b/gcc/testsuite/gcc.dg/tree-ssa/loadpre6.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */ 
-/* { dg-options "-O2 -fdump-tree-pre-stats -fdump-tree-fre" } */
+/* { dg-options "-O2 -fdump-tree-pre-stats -fdump-tree-fre1" } */
 #include <stddef.h>
 
 union tree_node;
@@ -73,8 +73,8 @@ main (void)
   return 0;
 }
 
-/* { dg-final { scan-tree-dump-not "= unexpanded_var_list;" "fre" } } */
+/* { dg-final { scan-tree-dump-not "= unexpanded_var_list;" "fre1" } } */
 /* { dg-final { scan-tree-dump-times "Eliminated: 1" 1 "pre" } } */
 /* { dg-final { scan-tree-dump-times "Insertions: 2" 1 "pre" } } */
-/* { dg-final { cleanup-tree-dump "fre" } } */
+/* { dg-final { cleanup-tree-dump "fre1" } } */
 /* { dg-final { cleanup-tree-dump "pre" } } */
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/pr21574.c b/gcc/testsuite/gcc.dg/tree-ssa/pr21574.c
index fc33d74e9ff..dcfa131510c 100644
--- a/gcc/testsuite/gcc.dg/tree-ssa/pr21574.c
+++ b/gcc/testsuite/gcc.dg/tree-ssa/pr21574.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */
-/* { dg-options "-O -fdump-tree-fre-details" } */
+/* { dg-options "-O -fdump-tree-fre1-details" } */
 
 int
 foo (int *p)
@@ -9,5 +9,5 @@ foo (int *p)
 }
 
 /* The store to *p should be propagated to the load statement.  */
-/* { dg-final { scan-tree-dump "Replaced \\\*p_.\\\(D\\\) with 0" "fre" } } */
-/* { dg-final { cleanup-tree-dump "fre" } } */
+/* { dg-final { scan-tree-dump "Replaced \\\*p_.\\\(D\\\) with 0" "fre1" } } */
+/* { dg-final { cleanup-tree-dump "fre1" } } */
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/ssa-dce-4.c b/gcc/testsuite/gcc.dg/tree-ssa/ssa-dce-4.c
index 89118a62621..261880cc240 100644
--- a/gcc/testsuite/gcc.dg/tree-ssa/ssa-dce-4.c
+++ b/gcc/testsuite/gcc.dg/tree-ssa/ssa-dce-4.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */
-/* { dg-options "-O -fdump-tree-cddce1" } */
+/* { dg-options "-O -fno-tree-fre -fdump-tree-cddce1" } */
 
 int foo(int b)
 {
@@ -14,5 +14,7 @@ int foo(int b)
   return a[2] + b;
 }
 
+/* Verify DCE removes all accesses to a but the last store and the
+   read from a[2].  */
 /* { dg-final { scan-tree-dump-times "a\\\[\[^\n\]\\\]" 2 "cddce1" } } */
 /* { dg-final { cleanup-tree-dump "cddce1" } } */
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/ssa-dom-cse-1.c b/gcc/testsuite/gcc.dg/tree-ssa/ssa-dom-cse-1.c
index 5bbfd3d17fb..70a905819cd 100644
--- a/gcc/testsuite/gcc.dg/tree-ssa/ssa-dom-cse-1.c
+++ b/gcc/testsuite/gcc.dg/tree-ssa/ssa-dom-cse-1.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */ 
-/* { dg-options "-O2 -fdump-tree-fre-details" } */
+/* { dg-options "-O2 -fdump-tree-fre1-details" } */
 int t(int a) __attribute__ ((const));
 void q (void);
 void
@@ -12,5 +12,5 @@ threading(int a,int b)
 	}
 }
 /* We should thread the jump twice and eliminate it.  */
-/* { dg-final { scan-tree-dump-times "Replaced.* t " 1 "fre"} } */
-/* { dg-final { cleanup-tree-dump "fre" } } */
+/* { dg-final { scan-tree-dump-times "Replaced.* t " 1 "fre1"} } */
+/* { dg-final { cleanup-tree-dump "fre1" } } */
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-1.c b/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-1.c
index b9ec6bc720f..2c859d5e850 100644
--- a/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-1.c
+++ b/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-1.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */
-/* { dg-options "-O -fdump-tree-fre-details" } */
+/* { dg-options "-O -fdump-tree-fre1-details" } */
 
 /* From PR27090.  */
 
@@ -11,5 +11,5 @@ int f(int *a)
   return *c + t;
 }
 
-/* { dg-final { scan-tree-dump "Replaced \\\*a_\[^\n\].*with t_" "fre" } } */
-/* { dg-final { cleanup-tree-dump "fre" } } */
+/* { dg-final { scan-tree-dump "Replaced \\\*c_\[^\n\].*with t_" "fre1" } } */
+/* { dg-final { cleanup-tree-dump "fre1" } } */
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-11.c b/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-11.c
index 50bb5d96066..7bef07caff6 100644
--- a/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-11.c
+++ b/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-11.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */
-/* { dg-options "-O -fdump-tree-fre-details" } */
+/* { dg-options "-O -fdump-tree-fre1-details" } */
 
 struct
 {
@@ -22,5 +22,5 @@ foo (int y)
   return (x);
 }
 
-/* { dg-final { scan-tree-dump "Replaced S\\\[5\\\].x with 4" "fre" } } */
-/* { dg-final { cleanup-tree-dump "fre" } } */
+/* { dg-final { scan-tree-dump "Replaced S\\\[5\\\].x with 4" "fre1" } } */
+/* { dg-final { cleanup-tree-dump "fre1" } } */
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-12.c b/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-12.c
index 50bb5d96066..7bef07caff6 100644
--- a/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-12.c
+++ b/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-12.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */
-/* { dg-options "-O -fdump-tree-fre-details" } */
+/* { dg-options "-O -fdump-tree-fre1-details" } */
 
 struct
 {
@@ -22,5 +22,5 @@ foo (int y)
   return (x);
 }
 
-/* { dg-final { scan-tree-dump "Replaced S\\\[5\\\].x with 4" "fre" } } */
-/* { dg-final { cleanup-tree-dump "fre" } } */
+/* { dg-final { scan-tree-dump "Replaced S\\\[5\\\].x with 4" "fre1" } } */
+/* { dg-final { cleanup-tree-dump "fre1" } } */
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-13.c b/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-13.c
index 972e6c69ef9..cfb72b8bcc5 100644
--- a/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-13.c
+++ b/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-13.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */
-/* { dg-options "-O -fstrict-aliasing -fno-tree-sra -fdump-tree-fre-details" } */
+/* { dg-options "-O -fstrict-aliasing -fno-tree-sra -fdump-tree-fre1-details" } */
 
 /* Should be optimized, propagating &a into (*p)[i].  */
 
@@ -23,5 +23,5 @@ void foo(double (*q)[4], struct Foo *tmp1)
     }
 }
 
-/* { dg-final { scan-tree-dump "Replaced tmp1_.\\\(D\\\)->data with &a" "fre" } } */
-/* { dg-final { cleanup-tree-dump "fre" } } */
+/* { dg-final { scan-tree-dump "Replaced tmp1_.\\\(D\\\)->data with &a" "fre1" } } */
+/* { dg-final { cleanup-tree-dump "fre1" } } */
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-14.c b/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-14.c
index 9d1b3f2ba92..2b677d5b598 100644
--- a/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-14.c
+++ b/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-14.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */
-/* { dg-options "-O -fno-tree-sra -fdump-tree-fre-details" } */
+/* { dg-options "-O -fno-tree-sra -fdump-tree-fre1-details" } */
 
 /* Should be optimized, propagating &a into (*p)[i].  */
 
@@ -27,5 +27,5 @@ void foo(double (*q)[4])
   bar(a);
 }
 
-/* { dg-final { scan-tree-dump "Replaced tmp1.data with &a" "fre" } } */
-/* { dg-final { cleanup-tree-dump "fre" } } */
+/* { dg-final { scan-tree-dump "Replaced tmp1.data with &a" "fre1" } } */
+/* { dg-final { cleanup-tree-dump "fre1" } } */
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-15.c b/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-15.c
index d24cd1e4c38..f24d0f6ab64 100644
--- a/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-15.c
+++ b/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-15.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */
-/* { dg-options "-O -fno-tree-sra -fdump-tree-fre-details" } */
+/* { dg-options "-O -fno-tree-sra -fdump-tree-fre1-details" } */
 
 /* Should be optimized, propagating &a into (*p)[i].  */
 
@@ -26,5 +26,5 @@ void foo(double (*q)[4])
   bar(a);
 }
 
-/* { dg-final { scan-tree-dump "Replaced" "fre" } } */
-/* { dg-final { cleanup-tree-dump "fre" } } */
+/* { dg-final { scan-tree-dump "Replaced" "fre1" } } */
+/* { dg-final { cleanup-tree-dump "fre1" } } */
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-16.c b/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-16.c
index 56d85e58e7f..fa5f3719a25 100644
--- a/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-16.c
+++ b/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-16.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */
-/* { dg-options "-O -fdump-tree-fre" } */
+/* { dg-options "-O -fdump-tree-fre1" } */
 
 /* FRE should be able to combine i and j and perform simplification
    on the condition.  */
@@ -14,5 +14,5 @@ int foo(int b, int c)
     link_error ();
 }
 
-/* { dg-final { scan-tree-dump-not "link_error" "fre" } } */
-/* { dg-final { cleanup-tree-dump "fre" } } */
+/* { dg-final { scan-tree-dump-not "link_error" "fre1" } } */
+/* { dg-final { cleanup-tree-dump "fre1" } } */
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-17.c b/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-17.c
index aced64977ea..01f57ed7e5c 100644
--- a/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-17.c
+++ b/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-17.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */
-/* { dg-options "-O -fdump-tree-fre-details -fno-tree-sra" } */
+/* { dg-options "-O -fdump-tree-fre1-details -fno-tree-sra" } */
 
 struct Bar {
   int dom;
@@ -18,6 +18,6 @@ int foo(int i, int j, int k)
   return f.doms[0LL].dom;
 }
 
-/* { dg-final { scan-tree-dump "Replaced f.doms\\\[0\\\].dom with i_" "fre" } } */
-/* { dg-final { cleanup-tree-dump "fre" } } */
+/* { dg-final { scan-tree-dump "Replaced f.doms\\\[0\\\].dom with i_" "fre1" } } */
+/* { dg-final { cleanup-tree-dump "fre1" } } */
 
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-18.c b/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-18.c
index 392b1f6cf7d..986fe0781ae 100644
--- a/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-18.c
+++ b/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-18.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */
-/* { dg-options "-O -fdump-tree-fre" } */
+/* { dg-options "-O -fdump-tree-fre1" } */
 
 struct a
 {
@@ -24,5 +24,5 @@ int f(struct a *c)
 
 /* We should have CSEd the load from c->a.  */
 
-/* { dg-final { scan-tree-dump-times "c_.*\\\.a" 1 "fre" } } */
-/* { dg-final { cleanup-tree-dump "fre" } } */
+/* { dg-final { scan-tree-dump-times "c_.*\\\.a" 1 "fre1" } } */
+/* { dg-final { cleanup-tree-dump "fre1" } } */
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-19.c b/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-19.c
index 688fe86403e..c121832de63 100644
--- a/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-19.c
+++ b/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-19.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */
-/* { dg-options "-O -fdump-tree-fre" } */
+/* { dg-options "-O -fdump-tree-fre1" } */
 
 struct a
 {
@@ -27,5 +27,5 @@ int f(struct a *c)
 
 /* We should have CSEd the load from c->a.  */
 
-/* { dg-final { scan-tree-dump-times "c_.*\\\.a" 1 "fre" } } */
-/* { dg-final { cleanup-tree-dump "fre" } } */
+/* { dg-final { scan-tree-dump-times "c_.*\\\.a" 1 "fre1" } } */
+/* { dg-final { cleanup-tree-dump "fre1" } } */
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-2.c b/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-2.c
index d1eabf69bae..9bf9525d502 100644
--- a/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-2.c
+++ b/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-2.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */
-/* { dg-options "-O -fdump-tree-fre-details" } */
+/* { dg-options "-O -fdump-tree-fre1-details" } */
 
 /* From PR14287.  */
 
@@ -14,5 +14,5 @@ foo (long a)
   h = c;
 }
 
-/* { dg-final { scan-tree-dump "Replaced \\\(short int\\\) c_.*with b_" "fre" } } */
-/* { dg-final { cleanup-tree-dump "fre" } } */
+/* { dg-final { scan-tree-dump "Replaced \\\(short int\\\) c_.*with b_" "fre1" } } */
+/* { dg-final { cleanup-tree-dump "fre1" } } */
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-21.c b/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-21.c
index aadf32e21bd..219c0a926a6 100644
--- a/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-21.c
+++ b/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-21.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */
-/* { dg-options "-O -fdump-tree-fre" } */
+/* { dg-options "-O -fdump-tree-fre1" } */
 
 struct f {
   float a;
@@ -22,5 +22,5 @@ void g(void)
   h(a1, b, c, d);
 }
 
-/* { dg-final { scan-tree-dump-not "a\\\.? = " "fre" } } */
-/* { dg-final { cleanup-tree-dump "fre" } } */
+/* { dg-final { scan-tree-dump-not "a\\\.? = " "fre1" } } */
+/* { dg-final { cleanup-tree-dump "fre1" } } */
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-22.c b/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-22.c
index ce311b68b9e..3504d1041e9 100644
--- a/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-22.c
+++ b/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-22.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */
-/* { dg-options "-O -fdump-tree-fre" } */
+/* { dg-options "-O -fdump-tree-fre1" } */
 
 int i;
 int foo (void)
@@ -11,5 +11,5 @@ int foo (void)
 
 /* We should eliminate the redundant load of i.  */
 
-/* { dg-final { scan-tree-dump-not "= i;" "fre" } } */
-/* { dg-final { cleanup-tree-dump "fre" } } */
+/* { dg-final { scan-tree-dump-not "= i;" "fre1" } } */
+/* { dg-final { cleanup-tree-dump "fre1" } } */
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-23.c b/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-23.c
index 491836d28ef..f21360824cd 100644
--- a/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-23.c
+++ b/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-23.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */
-/* { dg-options "-O -fdump-tree-fre" } */
+/* { dg-options "-O -fdump-tree-fre1" } */
 
 int f(int t, int a, int b)
 {
@@ -17,5 +17,5 @@ int f(int t, int a, int b)
   return c+d;
 }
 
-/* { dg-final { scan-tree-dump-times "PHI" 1 "fre" } } */
-/* { dg-final { cleanup-tree-dump "fre" } } */
+/* { dg-final { scan-tree-dump-times "PHI" 1 "fre1" } } */
+/* { dg-final { cleanup-tree-dump "fre1" } } */
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-24.c b/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-24.c
index 705993a4fb3..c683218799d 100644
--- a/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-24.c
+++ b/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-24.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */
-/* { dg-options "-O -fno-tree-sra -fdump-tree-fre" } */
+/* { dg-options "-O -fno-tree-sra -fdump-tree-fre1" } */
 
 int foo(void)
 {
@@ -30,5 +30,5 @@ int bazzoo (void)
   return b.i;
 }
 
-/* { dg-final { scan-tree-dump-times "= 0;" 5 "fre" } } */
-/* { dg-final { cleanup-tree-dump "fre" } } */
+/* { dg-final { scan-tree-dump-times "= 0;" 5 "fre1" } } */
+/* { dg-final { cleanup-tree-dump "fre1" } } */
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-25.c b/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-25.c
index f7f99bf74f5..e7723f9bc35 100644
--- a/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-25.c
+++ b/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-25.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */
-/* { dg-options "-O -fno-tree-sra -fdump-tree-fre" } */
+/* { dg-options "-O -fno-tree-sra -fdump-tree-fre1" } */
 
 struct X { int i; int j; };
 void bar (struct X *);
@@ -14,5 +14,5 @@ int foo (struct X *p)
 
 /* We should optimize this to return 0.  */
 
-/* { dg-final { scan-tree-dump "= 0;" "fre" } } */
-/* { dg-final { cleanup-tree-dump "fre" } } */
+/* { dg-final { scan-tree-dump "= 0;" "fre1" } } */
+/* { dg-final { cleanup-tree-dump "fre1" } } */
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-26.c b/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-26.c
index 2b8e8e063d4..81d9ea0fa8e 100644
--- a/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-26.c
+++ b/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-26.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */
-/* { dg-options "-O -fno-tree-sra -fdump-tree-fre-details" } */
+/* { dg-options "-O -fno-tree-sra -fdump-tree-fre1-details" } */
 
 union U {
   float f;
@@ -15,5 +15,5 @@ int foo (union U *p)
 }
 
 /* avr has 16 bit int and 32 bit float */
-/* { dg-final { scan-tree-dump "Replaced u.i with 0 in" "fre" {xfail avr-*-* } } } */
-/* { dg-final { cleanup-tree-dump "fre" } } */
+/* { dg-final { scan-tree-dump "Replaced u.i with 0 in" "fre1" {xfail avr-*-* } } } */
+/* { dg-final { cleanup-tree-dump "fre1" } } */
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-27.c b/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-27.c
index 39368707ce9..ba0710171f2 100644
--- a/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-27.c
+++ b/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-27.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */
-/* { dg-options "-O -fdump-tree-fre-details" } */
+/* { dg-options "-O -fdump-tree-fre1-details" } */
 
 int *q;
 void __attribute__((noinline))
@@ -21,5 +21,5 @@ int foo(int which_p)
   return x;
 }
 
-/* { dg-final { scan-tree-dump "Replaced x with 0" "fre" } } */
-/* { dg-final { cleanup-tree-dump "fre" } } */
+/* { dg-final { scan-tree-dump "Replaced x with 0" "fre1" } } */
+/* { dg-final { cleanup-tree-dump "fre1" } } */
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-3.c b/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-3.c
index 85e444886d0..e68c9eb7bc4 100644
--- a/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-3.c
+++ b/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-3.c
@@ -6,7 +6,7 @@
    When the condition is true, we distribute "(int) (a + b)" as
    "(int) a + (int) b", otherwise we keep the original.  */
 /* { dg-do compile { target { { ! mips64 } && { ! spu-*-* } } } } */
-/* { dg-options "-O -fwrapv -fdump-tree-fre-details" } */
+/* { dg-options "-O -fwrapv -fdump-tree-fre1-details" } */
 
 /* From PR14844.  */
 
@@ -18,5 +18,5 @@ foo (int a, int b)
   return aa + bb;
 }
 
-/* { dg-final { scan-tree-dump "Replaced \\\(int\\\) aa_.*with a_" "fre" } } */
-/* { dg-final { cleanup-tree-dump "fre" } } */
+/* { dg-final { scan-tree-dump "Replaced \\\(int\\\) aa_.*with a_" "fre1" } } */
+/* { dg-final { cleanup-tree-dump "fre1" } } */
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-4.c b/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-4.c
index ca8d4c96bb7..b69b3f654d1 100644
--- a/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-4.c
+++ b/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-4.c
@@ -1,7 +1,7 @@
 /* If the target returns false for TARGET_PROMOTE_PROTOTYPES, then there
    will be no casts for FRE to eliminate and the test will fail.  */
 /* { dg-do compile { target i?86-*-* x86_64-*-* hppa*-*-* mips*-*-* m68k*-*-* } } */
-/* { dg-options "-O -fdump-tree-fre-details" } */
+/* { dg-options "-O -fdump-tree-fre1-details" } */
 
 /* From PR21608.  */
 
@@ -11,5 +11,5 @@ char bar(char f)
         return wrap(f);
 }
 
-/* { dg-final { scan-tree-dump "Replaced \\\(char\\\) .*with " "fre" } } */
-/* { dg-final { cleanup-tree-dump "fre" } } */
+/* { dg-final { scan-tree-dump "Replaced \\\(char\\\) .*with " "fre1" } } */
+/* { dg-final { cleanup-tree-dump "fre1" } } */
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-5.c b/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-5.c
index 7ef20c2214d..2685d91b12e 100644
--- a/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-5.c
+++ b/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-5.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */
-/* { dg-options "-O -fdump-tree-fre-details" } */
+/* { dg-options "-O -fdump-tree-fre1-details" } */
 
 /* From PR19792.  */
 
@@ -10,5 +10,5 @@ bar (unsigned int t)
   return a == t;
 }
 
-/* { dg-final { scan-tree-dump "Replaced \\\(unsigned int\\\) a_.*with t_" "fre" } } */
-/* { dg-final { cleanup-tree-dump "fre" } } */
+/* { dg-final { scan-tree-dump "Replaced \\\(unsigned int\\\) a_.*with t_" "fre1" } } */
+/* { dg-final { cleanup-tree-dump "fre1" } } */
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-6.c b/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-6.c
index 6963c1ce483..65883cd14bd 100644
--- a/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-6.c
+++ b/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-6.c
@@ -1,6 +1,6 @@
 /* { dg-do compile } */
-/* { dg-options "-O -fdump-tree-fre-details" } */
+/* { dg-options "-O -fdump-tree-fre1-details" } */
 
  int i; int foo(void) { i = 2; int j = i * 2; int k = i + 2; return j == k; }
-/* { dg-final { scan-tree-dump-times "Replaced " 5 "fre" } } */
-/* { dg-final { cleanup-tree-dump "fre" } } */
+/* { dg-final { scan-tree-dump-times "Replaced " 5 "fre1" } } */
+/* { dg-final { cleanup-tree-dump "fre1" } } */
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-7.c b/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-7.c
index 895c05fdf91..a758efe5dda 100644
--- a/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-7.c
+++ b/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-7.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */
-/* { dg-options "-O -fno-tree-sra -fdump-tree-fre-details -fdump-tree-optimized" } */
+/* { dg-options "-O -fno-tree-sra -fdump-tree-fre1-details -fdump-tree-optimized" } */
 #if (__SIZEOF_INT__ == __SIZEOF_FLOAT__)
 typedef int intflt;
 #elif (__SIZEOF_LONG__ == __SIZEOF_FLOAT__)
@@ -29,10 +29,10 @@ intflt foo(intflt j)
   return a.u.k;
 }
 
-/* { dg-final { scan-tree-dump-times "Inserted pretmp" 1 "fre" } } */
-/* { dg-final { scan-tree-dump-times "Replaced a.u.f with pretmp" 3 "fre" } } */
-/* { dg-final { scan-tree-dump-times "Replaced a.u.k with j" 1 "fre" } } */
-/* { dg-final { scan-tree-dump "= VIEW_CONVERT_EXPR<float>\\\(j_" "fre" } } */
+/* { dg-final { scan-tree-dump-times "Inserted pretmp" 1 "fre1" } } */
+/* { dg-final { scan-tree-dump-times "Replaced a.u.f with pretmp" 3 "fre1" } } */
+/* { dg-final { scan-tree-dump-times "Replaced a.u.k with j" 1 "fre1" } } */
+/* { dg-final { scan-tree-dump "= VIEW_CONVERT_EXPR<float>\\\(j_" "fre1" } } */
 /* { dg-final { scan-tree-dump "return j" "optimized" } } */
-/* { dg-final { cleanup-tree-dump "fre" } } */
+/* { dg-final { cleanup-tree-dump "fre1" } } */
 /* { dg-final { cleanup-tree-dump "optimized" } } */
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-8.c b/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-8.c
index bc9f8e3992e..d6ab2ef247f 100644
--- a/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-8.c
+++ b/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-8.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */
-/* { dg-options "-O -fno-tree-sra -fdump-tree-fre-details" } */
+/* { dg-options "-O -fno-tree-sra -fdump-tree-fre1-details" } */
 #if (__SIZEOF_INT__ == __SIZEOF_FLOAT__)
 typedef int intflt;
 #elif (__SIZEOF_LONG__ == __SIZEOF_FLOAT__)
@@ -28,6 +28,6 @@ intflt foo(int i, int b)
     }
 }
 
-/* { dg-final { scan-tree-dump-times "Replaced u.f with pretmp" 2 "fre" } } */
-/* { dg-final { scan-tree-dump-times "Inserted pretmp" 2 "fre" } } */
-/* { dg-final { cleanup-tree-dump "fre" } } */
+/* { dg-final { scan-tree-dump-times "Replaced u.f with pretmp" 2 "fre1" } } */
+/* { dg-final { scan-tree-dump-times "Inserted pretmp" 2 "fre1" } } */
+/* { dg-final { cleanup-tree-dump "fre1" } } */
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-9.c b/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-9.c
index c8a434a2bba..57c6d4b5be7 100644
--- a/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-9.c
+++ b/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-9.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */
-/* { dg-options "-O -fno-tree-sra -fdump-tree-fre-stats" } */
+/* { dg-options "-O -fno-tree-sra -fdump-tree-fre1-stats" } */
 
 union loc {
     unsigned reg;
@@ -23,6 +23,6 @@ void __frame_state_for1 (volatile char *state_in)
     }
 }
 
-/* { dg-final { scan-tree-dump-times "Eliminated: 1" 2 "fre" } } */
-/* { dg-final { scan-tree-dump-times "Insertions: 1" 2 "fre" } } */
-/* { dg-final { cleanup-tree-dump "fre" } } */
+/* { dg-final { scan-tree-dump-times "Eliminated: 1" 2 "fre1" } } */
+/* { dg-final { scan-tree-dump-times "Insertions: 1" 2 "fre1" } } */
+/* { dg-final { cleanup-tree-dump "fre1" } } */
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/ssa-pre-10.c b/gcc/testsuite/gcc.dg/tree-ssa/ssa-pre-10.c
index 41af344989a..8cb1bebde43 100644
--- a/gcc/testsuite/gcc.dg/tree-ssa/ssa-pre-10.c
+++ b/gcc/testsuite/gcc.dg/tree-ssa/ssa-pre-10.c
@@ -1,6 +1,6 @@
 /* { dg-do compile } */ 
-/* { dg-options "-O2 -fno-tree-dominator-opts -fdump-tree-fre-stats" } */
-/* { dg-options "-O2 -fno-tree-dominator-opts -fdump-tree-fre-stats -fno-finite-math-only" { target sh*-*-* } } */
+/* { dg-options "-O2 -fno-tree-dominator-opts -fdump-tree-fre1-stats" } */
+/* { dg-options "-O2 -fno-tree-dominator-opts -fdump-tree-fre1-stats -fno-finite-math-only" { target sh*-*-* } } */
 double cos (double);
 void link_error();
 void f(double a)
@@ -11,5 +11,5 @@ void f(double a)
     link_error();
 }
 
-/* { dg-final { scan-tree-dump-times "Eliminated: 1" 1 "fre"} } */
-/* { dg-final { cleanup-tree-dump "fre" } } */
+/* { dg-final { scan-tree-dump-times "Eliminated: 1" 1 "fre1"} } */
+/* { dg-final { cleanup-tree-dump "fre1" } } */
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/ssa-pre-26.c b/gcc/testsuite/gcc.dg/tree-ssa/ssa-pre-26.c
index b986bdd92a9..7342c3361a8 100644
--- a/gcc/testsuite/gcc.dg/tree-ssa/ssa-pre-26.c
+++ b/gcc/testsuite/gcc.dg/tree-ssa/ssa-pre-26.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */
-/* { dg-options "-O -fdump-tree-fre-details" } */
+/* { dg-options "-O -fdump-tree-fre1-details" } */
 
 typedef union
 {
@@ -23,5 +23,5 @@ void foo(SA* pResult, SB* method, SC* self)
     pResult->data = pResult->data;
 }
 
-/* { dg-final { scan-tree-dump "Deleted redundant store" "fre" } } */
-/* { dg-final { cleanup-tree-dump "fre" } } */
+/* { dg-final { scan-tree-dump "Deleted redundant store" "fre1" } } */
+/* { dg-final { cleanup-tree-dump "fre1" } } */
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/ssa-pre-7.c b/gcc/testsuite/gcc.dg/tree-ssa/ssa-pre-7.c
index f87476a3a9f..bc7ca4e68e4 100644
--- a/gcc/testsuite/gcc.dg/tree-ssa/ssa-pre-7.c
+++ b/gcc/testsuite/gcc.dg/tree-ssa/ssa-pre-7.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */ 
-/* { dg-options "-O2 -fno-tree-dominator-opts -fdump-tree-fre-stats" } */
+/* { dg-options "-O2 -fno-tree-dominator-opts -fdump-tree-fre1-stats" } */
 int
 foo (int *array)
 {
@@ -8,5 +8,5 @@ foo (int *array)
       return 0;
 }
 /* We should eliminate one load.  */
-/* { dg-final { scan-tree-dump-times "Eliminated: 1" 1 "fre"} } */
-/* { dg-final { cleanup-tree-dump "fre" } } */
+/* { dg-final { scan-tree-dump-times "Eliminated: 1" 1 "fre1"} } */
+/* { dg-final { cleanup-tree-dump "fre1" } } */
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/ssa-pre-8.c b/gcc/testsuite/gcc.dg/tree-ssa/ssa-pre-8.c
index ae933bbccec..f08ef7fde60 100644
--- a/gcc/testsuite/gcc.dg/tree-ssa/ssa-pre-8.c
+++ b/gcc/testsuite/gcc.dg/tree-ssa/ssa-pre-8.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */ 
-/* { dg-options "-O2 -fno-tree-dominator-opts -fdump-tree-fre-stats" } */
+/* { dg-options "-O2 -fno-tree-dominator-opts -fdump-tree-fre1-stats" } */
 struct s {
       int *n;
 };
@@ -19,5 +19,5 @@ foo (__SIZE_TYPE__ i, struct s *array)
 /* We should eliminate two address calculations, and one load.  */
 /* We used to eliminate a cast but that was before POINTER_PLUS_EXPR
    was added.  */
-/* { dg-final { scan-tree-dump-times "Eliminated: 3" 1 "fre"} } */
-/* { dg-final { cleanup-tree-dump "fre" } } */
+/* { dg-final { scan-tree-dump-times "Eliminated: 3" 1 "fre1"} } */
+/* { dg-final { cleanup-tree-dump "fre1" } } */
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/ssa-pre-9.c b/gcc/testsuite/gcc.dg/tree-ssa/ssa-pre-9.c
index 30d968b7c53..4f88624ae19 100644
--- a/gcc/testsuite/gcc.dg/tree-ssa/ssa-pre-9.c
+++ b/gcc/testsuite/gcc.dg/tree-ssa/ssa-pre-9.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */ 
-/* { dg-options "-O2 -fno-tree-dominator-opts -fdump-tree-fre-stats" } */
+/* { dg-options "-O2 -fno-tree-dominator-opts -fdump-tree-fre1-stats" } */
 int
 foo (unsigned long a)
 {
@@ -9,5 +9,5 @@ foo (unsigned long a)
     return 1;
   return 0;
 }
-/* { dg-final { scan-tree-dump-times "return 0;" 0 "fre"} } */
-/* { dg-final { cleanup-tree-dump "fre" } } */
+/* { dg-final { scan-tree-dump-times "return 0;" 0 "fre1"} } */
+/* { dg-final { cleanup-tree-dump "fre1" } } */
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/ssa-sccvn-1.c b/gcc/testsuite/gcc.dg/tree-ssa/ssa-sccvn-1.c
index 65cd83d7cde..0cb027222fb 100644
--- a/gcc/testsuite/gcc.dg/tree-ssa/ssa-sccvn-1.c
+++ b/gcc/testsuite/gcc.dg/tree-ssa/ssa-sccvn-1.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */ 
-/* { dg-options "-O2 -fdump-tree-fre-stats" } */
+/* { dg-options "-O2 -fdump-tree-fre1-stats" } */
 
 void vnum_test8(int *data) 
 { 
@@ -17,5 +17,5 @@ void vnum_test8(int *data)
   } 
 } 
 /* We should eliminate m - n, and set n = n + k into n = m. */
-/* { dg-final { scan-tree-dump-times "Eliminated: 3" 1 "fre"} } */
-/* { dg-final { cleanup-tree-dump "fre" } } */
+/* { dg-final { scan-tree-dump-times "Eliminated: 3" 1 "fre1"} } */
+/* { dg-final { cleanup-tree-dump "fre1" } } */
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/ssa-sccvn-2.c b/gcc/testsuite/gcc.dg/tree-ssa/ssa-sccvn-2.c
index cc3661cc6d7..b4c3c14a265 100644
--- a/gcc/testsuite/gcc.dg/tree-ssa/ssa-sccvn-2.c
+++ b/gcc/testsuite/gcc.dg/tree-ssa/ssa-sccvn-2.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */ 
-/* { dg-options "-O2 -fdump-tree-fre-stats" } */
+/* { dg-options "-O2 -fdump-tree-fre1-stats" } */
 
 int vnum_test8(int *data) 
 { 
@@ -21,5 +21,5 @@ int vnum_test8(int *data)
 } 
 /* We should eliminate m - n, and set n = n + k into n = m, and
    set p to 0 */
-/* { dg-final { scan-tree-dump-times "Eliminated: 4" 1 "fre"} } */
-/* { dg-final { cleanup-tree-dump "fre" } } */
+/* { dg-final { scan-tree-dump-times "Eliminated: 4" 1 "fre1"} } */
+/* { dg-final { cleanup-tree-dump "fre1" } } */
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/ssa-sccvn-3.c b/gcc/testsuite/gcc.dg/tree-ssa/ssa-sccvn-3.c
index b80a8dc3bba..fb266bb5417 100644
--- a/gcc/testsuite/gcc.dg/tree-ssa/ssa-sccvn-3.c
+++ b/gcc/testsuite/gcc.dg/tree-ssa/ssa-sccvn-3.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */ 
-/* { dg-options "-O2 -fdump-tree-fre-stats" } */
+/* { dg-options "-O2 -fdump-tree-fre1-stats" } */
 int main(int argc, char **argv)
 {
   int *p;
@@ -11,5 +11,5 @@ int main(int argc, char **argv)
   return result;
 }
 /* We should eliminate result = *p by saying it has the value 2.  */
-/* { dg-final { scan-tree-dump-times "Eliminated: 1" 1 "fre"} } */
-/* { dg-final { cleanup-tree-dump "fre" } } */
+/* { dg-final { scan-tree-dump-times "Eliminated: 1" 1 "fre1"} } */
+/* { dg-final { cleanup-tree-dump "fre1" } } */
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/ssa-sccvn-4.c b/gcc/testsuite/gcc.dg/tree-ssa/ssa-sccvn-4.c
index 7caf4eec6f8..7f0a9329737 100644
--- a/gcc/testsuite/gcc.dg/tree-ssa/ssa-sccvn-4.c
+++ b/gcc/testsuite/gcc.dg/tree-ssa/ssa-sccvn-4.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */ 
-/* { dg-options "-O2 -fdump-tree-fre-stats" } */
+/* { dg-options "-O2 -fdump-tree-fre1-stats" } */
 
 int vnum_test8(int *data) 
 { 
@@ -23,5 +23,5 @@ int vnum_test8(int *data)
 } 
 /* We should eliminate m - n, n + k, set data[5] = 0, eliminate the
    address arithmetic for data[5], and set p = 0.
-/* { dg-final { scan-tree-dump-times "Eliminated: 5" 1 "fre"} } */
-/* { dg-final { cleanup-tree-dump "fre" } } */
+/* { dg-final { scan-tree-dump-times "Eliminated: 5" 1 "fre1"} } */
+/* { dg-final { cleanup-tree-dump "fre1" } } */
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/struct-aliasing-1.c b/gcc/testsuite/gcc.dg/tree-ssa/struct-aliasing-1.c
index 87b44b530ec..495b7ba114e 100644
--- a/gcc/testsuite/gcc.dg/tree-ssa/struct-aliasing-1.c
+++ b/gcc/testsuite/gcc.dg/tree-ssa/struct-aliasing-1.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */
-/* { dg-options "-O2 -fdump-tree-fre-details" } */
+/* { dg-options "-O2 -fdump-tree-fre1-details" } */
 
 struct S { float f; };
 int __attribute__((noinline))
@@ -11,5 +11,5 @@ foo (float *r, struct S *p)
   return i + *q;
 }
 
-/* { dg-final { scan-tree-dump "Replaced\[^\n\]*with i_." "fre" } } */
-/* { dg-final { cleanup-tree-dump "fre" } } */
+/* { dg-final { scan-tree-dump "Replaced\[^\n\]*with i_." "fre1" } } */
+/* { dg-final { cleanup-tree-dump "fre1" } } */
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/struct-aliasing-2.c b/gcc/testsuite/gcc.dg/tree-ssa/struct-aliasing-2.c
index 5acf083c71e..c348bdfe25b 100644
--- a/gcc/testsuite/gcc.dg/tree-ssa/struct-aliasing-2.c
+++ b/gcc/testsuite/gcc.dg/tree-ssa/struct-aliasing-2.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */
-/* { dg-options "-O2 -fdump-tree-fre" } */
+/* { dg-options "-O2 -fdump-tree-fre1" } */
 
 struct S { unsigned f; };
 
@@ -14,6 +14,6 @@ foo ( struct S *p)
 
 /* There should only be one load of p->f because fwprop can change
    *(int *)&p->f into just (int)p->f.  */
-/* { dg-final { scan-tree-dump-times "= \[^\n\]*p_.\\\(D\\\)" 1 "fre" } } */
-/* { dg-final { cleanup-tree-dump "fre" } } */
+/* { dg-final { scan-tree-dump-times "= \[^\n\]*p_.\\\(D\\\)" 1 "fre1" } } */
+/* { dg-final { cleanup-tree-dump "fre1" } } */
 
diff --git a/gcc/testsuite/gfortran.dg/pr42108.f90 b/gcc/testsuite/gfortran.dg/pr42108.f90
index e97dc3756f8..9a0a2532a78 100644
--- a/gcc/testsuite/gfortran.dg/pr42108.f90
+++ b/gcc/testsuite/gfortran.dg/pr42108.f90
@@ -1,5 +1,5 @@
 ! { dg-do compile }
-! { dg-options "-O2 -fdump-tree-fre" }
+! { dg-options "-O2 -fdump-tree-fre1" }
 
 subroutine  eval(foo1,foo2,foo3,foo4,x,n,nnd)
   implicit real*8 (a-h,o-z)
@@ -23,5 +23,5 @@ end subroutine eval
 
 ! There should be only one load from n left
 
-! { dg-final { scan-tree-dump-times "\\*n_" 1 "fre" } }
-! { dg-final { cleanup-tree-dump "fre" } }
+! { dg-final { scan-tree-dump-times "\\*n_" 1 "fre1" } }
+! { dg-final { cleanup-tree-dump "fre1" } }