[testsuite] Add scan-ltrans-tree-dump

2018-05-02  Tom de Vries  <tom@codesourcery.com>

	PR testsuite/85106
	* gcc.dg/ipa/ipa-icf-38.c: Use scan-ltrans-tree-dump.
	* lib/scanltranstree.exp: New file.
	* lib/target-supports.exp (scan-ltrans-tree-dump_required_options)
	(scan-ltrans-tree-dump-times_required_options)
	(scan-ltrans-tree-dump-not_required_options)
	(scan-ltrans-tree-dump-dem_required_options)
	(scan-ltrans-tree-dump-dem-not_required_options): New proc.
	* lib/gcc-dg.exp: Include scanltranstree.exp.

	* testsuite/lib/libatomic.exp: Include scanltranstree.exp.

	* testsuite/lib/libgomp.exp: Include scanltranstree.exp.

	* testsuite/lib/libitm.exp: Include scanltranstree.exp.

	* testsuite/lib/libvtv.exp: Include scanltranstree.exp.

	* doc/sourcebuild.texi (Commands for use in dg-final, Scan optimization
	dump files): Add ltrans-tree.

From-SVN: r259838

15 files changed, 216 insertions, 3 deletions

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 3abedbe..1c50825 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -2,6 +2,12 @@
 
 	PR testsuite/85106
 	* doc/sourcebuild.texi (Commands for use in dg-final, Scan optimization
+	dump files): Add ltrans-tree.
+
+2018-05-02  Tom de Vries  <tom@codesourcery.com>
+
+	PR testsuite/85106
+	* doc/sourcebuild.texi (Commands for use in dg-final, Scan optimization
 	dump files): Add wpa-ipa.
 
 2018-05-02  Segher Boessenkool  <segher@kernel.crashing.org>
diff --git a/gcc/doc/sourcebuild.texi b/gcc/doc/sourcebuild.texi
index ad4f446..16164ae 100644
--- a/gcc/doc/sourcebuild.texi
+++ b/gcc/doc/sourcebuild.texi
@@ -2588,8 +2588,8 @@ assembly output.
 
 @subsubsection Scan optimization dump files
 
-These commands are available for @var{kind} of @code{tree}, @code{rtl},
-@code{ipa}, and @code{wpa-ipa}.
+These commands are available for @var{kind} of @code{tree}, @code{ltrans-tree},
+@code{rtl}, @code{ipa}, and @code{wpa-ipa}.
 
 @table @code
 @item scan-@var{kind}-dump @var{regex} @var{suffix} [@{ target/xfail @var{selector} @}]
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 80b6d37..e6ee793 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,6 +1,18 @@
 2018-05-02  Tom de Vries  <tom@codesourcery.com>
 
 	PR testsuite/85106
+	* gcc.dg/ipa/ipa-icf-38.c: Use scan-ltrans-tree-dump.
+	* lib/scanltranstree.exp: New file.
+	* lib/target-supports.exp (scan-ltrans-tree-dump_required_options)
+	(scan-ltrans-tree-dump-times_required_options)
+	(scan-ltrans-tree-dump-not_required_options)
+	(scan-ltrans-tree-dump-dem_required_options)
+	(scan-ltrans-tree-dump-dem-not_required_options): New proc.
+	* lib/gcc-dg.exp: Include scanltranstree.exp.
+
+2018-05-02  Tom de Vries  <tom@codesourcery.com>
+
+	PR testsuite/85106
 	* gcc.dg/ipa/ipa-icf-38.c: New test.
 	* gcc.dg/ipa/ipa-icf-38a.c: New test.
 	* lib/scandump.exp (dump-base): New proc.
diff --git a/gcc/testsuite/gcc.dg/ipa/ipa-icf-38.c b/gcc/testsuite/gcc.dg/ipa/ipa-icf-38.c
index 6e7936a6..85531ab 100644
--- a/gcc/testsuite/gcc.dg/ipa/ipa-icf-38.c
+++ b/gcc/testsuite/gcc.dg/ipa/ipa-icf-38.c
@@ -1,5 +1,5 @@
 /* { dg-do link } */
-/* { dg-options "-O2 -fdump-ipa-icf -flto" } */
+/* { dg-options "-O2 -fdump-ipa-icf -flto -fdump-tree-fixup_cfg4" } */
 /* { dg-require-effective-target lto } */
 /* { dg-additional-sources "ipa-icf-38a.c" }*/
 
@@ -29,3 +29,5 @@ int main()
 
 /* { dg-final { scan-wpa-ipa-dump "Semantic equality hit:foo->bar" "icf"  } } */
 /* { dg-final { scan-wpa-ipa-dump "Equal symbols: 1" "icf"  } } */
+/* { dg-final { scan-ltrans-tree-dump "Function foo" "fixup_cfg4" } } */
+/* { dg-final { scan-ltrans-tree-dump-not "Function bar" "fixup_cfg4" } } */
diff --git a/gcc/testsuite/lib/gcc-dg.exp b/gcc/testsuite/lib/gcc-dg.exp
index 2fca9e8..a15c5d5 100644
--- a/gcc/testsuite/lib/gcc-dg.exp
+++ b/gcc/testsuite/lib/gcc-dg.exp
@@ -21,6 +21,7 @@ load_lib target-supports-dg.exp
 load_lib scanasm.exp
 load_lib scanrtl.exp
 load_lib scantree.exp
+load_lib scanltranstree.exp
 load_lib scanipa.exp
 load_lib scanwpaipa.exp
 load_lib scanlang.exp
diff --git a/gcc/testsuite/lib/scanltranstree.exp b/gcc/testsuite/lib/scanltranstree.exp
new file mode 100644
index 0000000..f536f84
--- /dev/null
+++ b/gcc/testsuite/lib/scanltranstree.exp
@@ -0,0 +1,148 @@
+#   Copyright (C) 2000-2018 Free Software Foundation, Inc.
+
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 3 of the License, or
+# (at your option) any later version.
+# 
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+# 
+# You should have received a copy of the GNU General Public License
+# along with GCC; see the file COPYING3.  If not see
+# <http://www.gnu.org/licenses/>.
+
+# Various utilities for scanning ltrans tree dump output, used by gcc-dg.exp and
+# g++-dg.exp.
+
+load_lib scandump.exp
+
+# Utility for scanning compiler result, invoked via dg-final.
+# Call pass if pattern is present, otherwise fail.
+#
+# Argument 0 is the regexp to match
+# Argument 1 is the name of the dumped tree pass
+# Argument 2 handles expected failures and the like
+proc scan-ltrans-tree-dump { args } {
+
+    if { [llength $args] < 2 } {
+	error "scan-ltrans-tree-dump: too few arguments"
+	return
+    }
+    if { [llength $args] > 3 } {
+	error "scan-ltrans-tree-dump: too many arguments"
+	return
+    }
+    if { [llength $args] >= 3 } {
+	scan-dump "ltrans-tree" [lindex $args 0] \
+		  "\[0-9\]\[0-9\]\[0-9\]t.[lindex $args 1]" ".exe.ltrans0" \
+		  [lindex $args 2]
+    } else {
+	scan-dump "ltrans-tree" [lindex $args 0] \
+		  "\[0-9\]\[0-9\]\[0-9\]t.[lindex $args 1]" ".exe.ltrans0"
+    }
+}
+
+# Call pass if pattern is present given number of times, otherwise fail.
+# Argument 0 is the regexp to match
+# Argument 1 is number of times the regexp must be found
+# Argument 2 is the name of the dumped tree pass
+# Argument 3 handles expected failures and the like
+proc scan-ltrans-tree-dump-times { args } {
+
+    if { [llength $args] < 3 } {
+	error "scan-ltrans-tree-dump-times: too few arguments"
+	return
+    }
+    if { [llength $args] > 4 } {
+	error "scan-ltrans-tree-dump-times: too many arguments"
+	return
+    }
+    if { [llength $args] >= 4 } {
+	scan-dump-times "ltrans-tree" [lindex $args 0] [lindex $args 1] \
+			"\[0-9\]\[0-9\]\[0-9\]t.[lindex $args 2]" \
+			".exe.ltrans0" [lindex $args 3]
+    } else {
+	scan-dump-times "ltrans-tree" [lindex $args 0] [lindex $args 1] \
+			"\[0-9\]\[0-9\]\[0-9\]t.[lindex $args 2]" ".exe.ltrans0"
+    }
+}
+
+# Call pass if pattern is not present, otherwise fail.
+#
+# Argument 0 is the regexp to match
+# Argument 1 is the name of the dumped tree pass
+# Argument 2 handles expected failures and the like
+proc scan-ltrans-tree-dump-not { args } {
+
+    if { [llength $args] < 2 } {
+	error "scan-ltrans-tree-dump-not: too few arguments"
+	return
+    }
+    if { [llength $args] > 3 } {
+	error "scan-ltrans-tree-dump-not: too many arguments"
+	return
+    }
+    if { [llength $args] >= 3 } {
+	scan-dump-not "ltrans-tree" [lindex $args 0] \
+		      "\[0-9\]\[0-9\]\[0-9\]t.[lindex $args 1]" ".exe.ltrans0" \
+		      [lindex $args 2]
+    } else {
+	scan-dump-not "ltrans-tree" [lindex $args 0] \
+		      "\[0-9\]\[0-9\]\[0-9\]t.[lindex $args 1]" ".exe.ltrans0"
+    }
+}
+
+# Utility for scanning demangled compiler result, invoked via dg-final.
+# Call pass if pattern is present, otherwise fail.
+#
+# Argument 0 is the regexp to match
+# Argument 1 is the name of the dumped tree pass
+# Argument 2 handles expected failures and the like
+proc scan-ltrans-tree-dump-dem { args } {
+
+    if { [llength $args] < 2 } {
+	error "scan-ltrans-tree-dump-dem: too few arguments"
+	return
+    }
+    if { [llength $args] > 3 } {
+	error "scan-ltrans-tree-dump-dem: too many arguments"
+	return
+    }
+    if { [llength $args] >= 3 } {
+	scan-dump-dem "ltrans-tree" [lindex $args 0] \
+		      "\[0-9\]\[0-9\]\[0-9\]t.[lindex $args 1]" ".exe.ltrans0" \
+		      [lindex $args 2]
+    } else {
+	scan-dump-dem "ltrans-tree" [lindex $args 0] \
+		      "\[0-9\]\[0-9\]\[0-9\]t.[lindex $args 1]" ".exe.ltrans0"
+    }
+}
+
+# Call pass if demangled pattern is not present, otherwise fail.
+#
+# Argument 0 is the regexp to match
+# Argument 1 is the name of the dumped tree pass
+# Argument 2 handles expected failures and the like
+proc scan-ltrans-tree-dump-dem-not { args } {
+
+    if { [llength $args] < 2 } {
+	error "scan-ltrans-tree-dump-dem-not: too few arguments"
+	return
+    }
+    if { [llength $args] > 3 } {
+	error "scan-ltrans-tree-dump-dem-not: too many arguments"
+	return
+    }
+    if { [llength $args] >= 3 } {
+	scan-dump-dem-not "ltrans-tree" [lindex $args 0] \
+			  "\[0-9\]\[0-9\]\[0-9\]t.[lindex $args 1]" \
+			  ".exe.ltrans0" [lindex $args 2]
+    } else {
+	scan-dump-dem-not "ltrans-tree" [lindex $args 0] \
+			  "\[0-9\]\[0-9\]\[0-9\]t.[lindex $args 1]" \
+			  ".exe.ltrans0"
+    }
+}
diff --git a/gcc/testsuite/lib/target-supports.exp b/gcc/testsuite/lib/target-supports.exp
index 590b62c..cfc22a2 100644
--- a/gcc/testsuite/lib/target-supports.exp
+++ b/gcc/testsuite/lib/target-supports.exp
@@ -8809,6 +8809,26 @@ proc force_conventional_output_for { test } {
     }
 }
 
+# Record that dg-final test scan-ltrans-tree-dump* requires -flto-partition=one
+# in order to force a single partition, allowing scan-ltrans-tree-dump* to scan
+# a dump file *.exe.ltrans0.*.
+
+proc scan-ltrans-tree-dump_required_options {} {
+    return "-flto-partition=one"
+}
+proc scan-ltrans-tree-dump-times_required_options {} {
+    return "-flto-partition=one"
+}
+proc scan-ltrans-tree-dump-not_required_options {} {
+    return "-flto-partition=one"
+}
+proc scan-ltrans-tree-dump-dem_required_options {} {
+    return "-flto-partition=one"
+}
+proc scan-ltrans-tree-dump-dem-not_required_options {} {
+    return "-flto-partition=one"
+}
+
 # Return 1 if the x86-64 target supports PIE with copy reloc, 0
 # otherwise.  Cache the result.
 
diff --git a/libatomic/ChangeLog b/libatomic/ChangeLog
index 7076104..82a2e04 100644
--- a/libatomic/ChangeLog
+++ b/libatomic/ChangeLog
@@ -1,6 +1,11 @@
 2018-05-02  Tom de Vries  <tom@codesourcery.com>
 
 	PR testsuite/85106
+	* testsuite/lib/libatomic.exp: Include scanltranstree.exp.
+
+2018-05-02  Tom de Vries  <tom@codesourcery.com>
+
+	PR testsuite/85106
 	* testsuite/lib/libatomic.exp: Include scanwpaipa.exp.
 
 2018-04-24  H.J. Lu  <hongjiu.lu@intel.com>
diff --git a/libatomic/testsuite/lib/libatomic.exp b/libatomic/testsuite/lib/libatomic.exp
index 9737758..38f3e56 100644
--- a/libatomic/testsuite/lib/libatomic.exp
+++ b/libatomic/testsuite/lib/libatomic.exp
@@ -37,6 +37,7 @@ load_gcc_lib scandump.exp
 load_gcc_lib scanlang.exp
 load_gcc_lib scanrtl.exp
 load_gcc_lib scantree.exp
+load_gcc_lib scanltranstree.exp
 load_gcc_lib scanipa.exp
 load_gcc_lib scanwpaipa.exp
 load_gcc_lib multiline.exp
diff --git a/libgomp/ChangeLog b/libgomp/ChangeLog
index e9799b1..958f92b 100644
--- a/libgomp/ChangeLog
+++ b/libgomp/ChangeLog
@@ -1,6 +1,11 @@
 2018-05-02  Tom de Vries  <tom@codesourcery.com>
 
 	PR testsuite/85106
+	* testsuite/lib/libgomp.exp: Include scanltranstree.exp.
+
+2018-05-02  Tom de Vries  <tom@codesourcery.com>
+
+	PR testsuite/85106
 	* testsuite/lib/libgomp.exp: Include scanwpaipa.exp.
 
 2018-04-29  Julian Brown  <julian@codesourcery.com>
diff --git a/libgomp/testsuite/lib/libgomp.exp b/libgomp/testsuite/lib/libgomp.exp
index 15c459a..c694f17 100644
--- a/libgomp/testsuite/lib/libgomp.exp
+++ b/libgomp/testsuite/lib/libgomp.exp
@@ -29,6 +29,7 @@ load_gcc_lib scandump.exp
 load_gcc_lib scanlang.exp
 load_gcc_lib scanrtl.exp
 load_gcc_lib scantree.exp
+load_gcc_lib scanltranstree.exp
 load_gcc_lib scanipa.exp
 load_gcc_lib scanwpaipa.exp
 load_gcc_lib timeout-dg.exp
diff --git a/libitm/ChangeLog b/libitm/ChangeLog
index dc72970..1758b6a 100644
--- a/libitm/ChangeLog
+++ b/libitm/ChangeLog
@@ -1,6 +1,11 @@
 2018-05-02  Tom de Vries  <tom@codesourcery.com>
 
 	PR testsuite/85106
+	* testsuite/lib/libitm.exp: Include scanltranstree.exp.
+
+2018-05-02  Tom de Vries  <tom@codesourcery.com>
+
+	PR testsuite/85106
 	* testsuite/lib/libitm.exp: Include scanwpaipa.exp.
 
 2018-04-24  H.J. Lu  <hongjiu.lu@intel.com>
diff --git a/libitm/testsuite/lib/libitm.exp b/libitm/testsuite/lib/libitm.exp
index e9f5f48..b3d247b 100644
--- a/libitm/testsuite/lib/libitm.exp
+++ b/libitm/testsuite/lib/libitm.exp
@@ -43,6 +43,7 @@ load_gcc_lib scandump.exp
 load_gcc_lib scanlang.exp
 load_gcc_lib scanrtl.exp
 load_gcc_lib scantree.exp
+load_gcc_lib scanltranstree.exp
 load_gcc_lib scanipa.exp
 load_gcc_lib scanwpaipa.exp
 load_gcc_lib timeout-dg.exp
diff --git a/libvtv/ChangeLog b/libvtv/ChangeLog
index b76651d..cd1beb9 100644
--- a/libvtv/ChangeLog
+++ b/libvtv/ChangeLog
@@ -1,6 +1,11 @@
 2018-05-02  Tom de Vries  <tom@codesourcery.com>
 
 	PR testsuite/85106
+	* testsuite/lib/libvtv.exp: Include scanltranstree.exp.
+
+2018-05-02  Tom de Vries  <tom@codesourcery.com>
+
+	PR testsuite/85106
 	* testsuite/lib/libvtv.exp: Include scanwpaipa.exp.
 
 2018-04-24  H.J. Lu  <hongjiu.lu@intel.com>
diff --git a/libvtv/testsuite/lib/libvtv.exp b/libvtv/testsuite/lib/libvtv.exp
index 540b8ad..4b71c9c 100644
--- a/libvtv/testsuite/lib/libvtv.exp
+++ b/libvtv/testsuite/lib/libvtv.exp
@@ -42,6 +42,7 @@ load_gcc_lib scanasm.exp
 load_gcc_lib scandump.exp
 load_gcc_lib scanrtl.exp
 load_gcc_lib scantree.exp
+load_gcc_lib scanltranstree.exp
 load_gcc_lib scanipa.exp
 load_gcc_lib scanwpaipa.exp
 load_gcc_lib timeout-dg.exp