* ldlang.c (lang_leave_output_section_statement): Set lma_region

	if it is not overridden and section is for the same vma region as
	the previous section.

	* ld-scripts/rgn-at.exp: New.
	* ld-scripts/rgn-at.s: New.
	* ld-scripts/rgn-at1.d: New.
	* ld-scripts/rgn-at1.t: New.
	* ld-scripts/rgn-at2.d: New.
	* ld-scripts/rgn-at2.t: New.
	* ld-scripts/rgn-at3.d: New.
	* ld-scripts/rgn-at3.t: New.

11 files changed, 141 insertions, 0 deletions

diff --git a/ld/ChangeLog b/ld/ChangeLog
index 0d4e015..78605ab 100644
--- a/ld/ChangeLog
+++ b/ld/ChangeLog
@@ -1,3 +1,9 @@
+2009-04-03  Nathan Sidwell  <nathan@codesourcery.com>
+
+	* ldlang.c (lang_leave_output_section_statement): Set lma_region
+	if it is not overridden and section is for the same vma region as
+	the previous section.
+
 2009-04-02  Dave Korn  <dave.korn.cygwin@gmail.com>
 
 	PR ld/6744
diff --git a/ld/ldlang.c b/ld/ldlang.c
index 55d1043..a32dd51 100644
--- a/ld/ldlang.c
+++ b/ld/ldlang.c
@@ -6543,6 +6543,15 @@ lang_leave_output_section_statement (fill_type *fill, const char *memspec,
 		    memspec, lma_memspec,
 		    current_section->load_base != NULL,
 		    current_section->addr_tree != NULL);
+
+  /* If this section has no load region or base, but has the same
+     region as the previous section, then propagate the previous
+     section's load region.  */
+
+  if (!current_section->lma_region && !current_section->load_base
+      && current_section->region == current_section->prev->region)
+    current_section->lma_region = current_section->prev->lma_region;
+  
   current_section->fill = fill;
   current_section->phdrs = phdrs;
   pop_stat_ptr ();
diff --git a/ld/testsuite/ChangeLog b/ld/testsuite/ChangeLog
index 5950091..f29db21 100644
--- a/ld/testsuite/ChangeLog
+++ b/ld/testsuite/ChangeLog
@@ -1,3 +1,14 @@
+2009-04-03  Nathan Sidwell  <nathan@codesourcery.com>
+
+	* ld-scripts/rgn-at.exp: New.
+	* ld-scripts/rgn-at.s: New.
+	* ld-scripts/rgn-at1.d: New.
+	* ld-scripts/rgn-at1.t: New.
+	* ld-scripts/rgn-at2.d: New.
+	* ld-scripts/rgn-at2.t: New.
+	* ld-scripts/rgn-at3.d: New.
+	* ld-scripts/rgn-at3.t: New.
+
 2009-04-03  Dave Korn  <dave.korn.cygwin@gmail.com>
 
 	* ld-pe/export_dynamic_warning.s:  Make dummy code portable.
diff --git a/ld/testsuite/ld-scripts/rgn-at.exp b/ld/testsuite/ld-scripts/rgn-at.exp
new file mode 100644
index 0000000..9095273
--- /dev/null
+++ b/ld/testsuite/ld-scripts/rgn-at.exp
@@ -0,0 +1,33 @@
+# Test for proper diagnosis of overflowed memory regions.
+# Copyright 2009 Free Software Foundation, Inc.
+#
+# This file is part of the GNU Binutils.
+#
+# 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 this program; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
+# MA 02110-1301, USA.
+
+if ![is_elf_format] {
+    return
+}
+
+load_lib ld-lib.exp
+
+set test_list [lsort [glob -nocomplain $srcdir/$subdir/rgn-at*.d]]
+foreach test_file $test_list {
+    set test_name [file rootname $test_file]
+    set map_file "tmpdir/[file tail $test_name].map"
+    verbose $test_name
+    run_dump_test $test_name
+}
diff --git a/ld/testsuite/ld-scripts/rgn-at.s b/ld/testsuite/ld-scripts/rgn-at.s
new file mode 100644
index 0000000..406f875
--- /dev/null
+++ b/ld/testsuite/ld-scripts/rgn-at.s
@@ -0,0 +1,6 @@
+	.text
+	.long 0x12345678
+	.data
+	.long 0x9abcdef0
+	.bss
+	.long 0
diff --git a/ld/testsuite/ld-scripts/rgn-at1.d b/ld/testsuite/ld-scripts/rgn-at1.d
new file mode 100644
index 0000000..f7de2c3
--- /dev/null
+++ b/ld/testsuite/ld-scripts/rgn-at1.d
@@ -0,0 +1,12 @@
+# name: rgn-at1
+# source: rgn-at.s
+# ld: -T rgn-at1.t
+# objdump: -w -h
+
+.*:     file format .*
+
+Sections:
+Idx +Name +Size +VMA +LMA +File off +Algn +Flags
+  0 .text +0+[0-9a-f] +0+0010000 +0+0020000 +.*
+  1 .data +0+[0-9a-f] +0+00100[0-9a-f]+ +0+00200[0-9a-f]+ +.*
+  2 .bss +0+[0-9a-f] +0+00100[0-9a-f]+ +0+00200[0-9a-f]+ +.*
diff --git a/ld/testsuite/ld-scripts/rgn-at1.t b/ld/testsuite/ld-scripts/rgn-at1.t
new file mode 100644
index 0000000..610be2a
--- /dev/null
+++ b/ld/testsuite/ld-scripts/rgn-at1.t
@@ -0,0 +1,13 @@
+/* Memory region at test, >AT should propagate by default */
+
+MEMORY {
+  ram : ORIGIN = 0x10000, LENGTH = 0x100
+  rom : ORIGIN = 0x20000, LENGTH = 0x200
+}
+_start = 0x1000;
+SECTIONS {
+  .text : { *(.text) } >ram AT>rom
+  .data : { *(.data) } >ram /* default AT>rom */
+  .bss : { *(.bss) } >ram
+  /DISCARD/ : { *(*) }
+}
diff --git a/ld/testsuite/ld-scripts/rgn-at2.d b/ld/testsuite/ld-scripts/rgn-at2.d
new file mode 100644
index 0000000..1dae8af
--- /dev/null
+++ b/ld/testsuite/ld-scripts/rgn-at2.d
@@ -0,0 +1,12 @@
+# name: rgn-at2
+# source: rgn-at.s
+# ld: -T rgn-at2.t
+# objdump: -w -h
+
+.*:     file format .*
+
+Sections:
+Idx +Name +Size +VMA +LMA +File off +Algn +Flags
+  0 .text +0+[0-9a-f] +0+0010000 +0+0020000 +.*
+  1 .data +0+[0-9a-f] +0+0030000 +0+0030000 +.*
+  2 .bss +0+[0-9a-f] +0+00300[0-9a-f]+ +0+00300[0-9a-f]+ +.*
diff --git a/ld/testsuite/ld-scripts/rgn-at2.t b/ld/testsuite/ld-scripts/rgn-at2.t
new file mode 100644
index 0000000..57fd88c
--- /dev/null
+++ b/ld/testsuite/ld-scripts/rgn-at2.t
@@ -0,0 +1,14 @@
+/* Memory region at test, >AT should propagate by default */
+
+MEMORY {
+  ram : ORIGIN = 0x10000, LENGTH = 0x100
+  rom : ORIGIN = 0x20000, LENGTH = 0x200
+  other : ORIGIN = 0x30000, LENGTH = 0x200
+}
+_start = 0x1000;
+SECTIONS {
+  .text : { *(.text) } >ram AT>rom
+  .data : { *(.data) } >other /* No default AT>rom */
+  .bss : { *(.bss) } >other
+  /DISCARD/ : { *(*) }
+}
diff --git a/ld/testsuite/ld-scripts/rgn-at3.d b/ld/testsuite/ld-scripts/rgn-at3.d
new file mode 100644
index 0000000..b4ffc74
--- /dev/null
+++ b/ld/testsuite/ld-scripts/rgn-at3.d
@@ -0,0 +1,12 @@
+# name: rgn-at3
+# source: rgn-at.s
+# ld: -T rgn-at3.t
+# objdump: -w -h
+
+.*:     file format .*
+
+Sections:
+Idx +Name +Size +VMA +LMA +File off +Algn +Flags
+  0 .text +0+[0-9a-f] +0+0010000 +0+0020000 +.*
+  1 .data +0+[0-9a-f] +0+00100[0-9a-f]+ +0+0030000 +.*
+  2 .bss +0+[0-9a-f] +0+00100[0-9a-f]+ +0+00300[0-9a-f]+ +.*
diff --git a/ld/testsuite/ld-scripts/rgn-at3.t b/ld/testsuite/ld-scripts/rgn-at3.t
new file mode 100644
index 0000000..4622e7e
--- /dev/null
+++ b/ld/testsuite/ld-scripts/rgn-at3.t
@@ -0,0 +1,13 @@
+/* Memory region at test, >AT should propagate by default */
+
+MEMORY {
+  ram : ORIGIN = 0x10000, LENGTH = 0x100
+  rom : ORIGIN = 0x20000, LENGTH = 0x200
+}
+_start = 0x1000;
+SECTIONS {
+  .text : { *(.text) } >ram AT>rom
+  .data : AT (0x30000) { *(.data) } >ram /* NO default AT>rom */
+  .bss : { *(.bss) } >ram /* NO default AT>rom */
+  /DISCARD/ : { *(*) }
+}