gas/

	* config/tc-mips.c (can_swap_branch_p): Exclude microMIPS
	variant frags too.

	gas/testsuite/
	* gas/mips/relax-swap3.d: New test.
	* gas/mips/mips16@relax-swap3.d: Likewise.
	* gas/mips/micromips@relax-swap3.d: Likewise.
	* gas/mips/relax-swap3.s: New test source.
	* gas/mips/mips.exp: Run the new tests.

6 files changed, 81 insertions, 0 deletions

diff --git a/gas/testsuite/ChangeLog b/gas/testsuite/ChangeLog
index 3143609..a16ce61 100644
--- a/gas/testsuite/ChangeLog
+++ b/gas/testsuite/ChangeLog
@@ -1,3 +1,11 @@
+2011-11-14  Maciej W. Rozycki  <macro@codesourcery.com>
+
+	* gas/mips/relax-swap3.d: New test.
+	* gas/mips/mips16@relax-swap3.d: Likewise.
+	* gas/mips/micromips@relax-swap3.d: Likewise.
+	* gas/mips/relax-swap3.s: New test source.
+	* gas/mips/mips.exp: Run the new tests.
+
 2011-11-02  Nick Clifton  <nickc@redhat.com>
 
 	* gas/arm/pic.d: Update expected output.
diff --git a/gas/testsuite/gas/mips/micromips@relax-swap3.d b/gas/testsuite/gas/mips/micromips@relax-swap3.d
new file mode 100644
index 0000000..d84d386
--- /dev/null
+++ b/gas/testsuite/gas/mips/micromips@relax-swap3.d
@@ -0,0 +1,22 @@
+#objdump: -dr --prefix-addresses --show-raw-insn
+#name: MIPS relaxed macro with branch swapping
+#as: -32
+#source: relax-swap3.s
+
+.*: +file format .*mips.*
+
+Disassembly of section \.text:
+[0-9a-f]+ <[^>]*> 41a2 0000 	lui	v0,0x0
+[ 	]*[0-9a-f]+: R_MICROMIPS_HI16	bar
+[0-9a-f]+ <[^>]*> 3042 0000 	addiu	v0,v0,0
+[ 	]*[0-9a-f]+: R_MICROMIPS_LO16	bar
+[0-9a-f]+ <[^>]*> 4583      	jr	v1
+[0-9a-f]+ <[^>]*> 0c00      	nop
+[0-9a-f]+ <[^>]*> 41a2 0000 	lui	v0,0x0
+[ 	]*[0-9a-f]+: R_MICROMIPS_HI16	bar
+[0-9a-f]+ <[^>]*> 3042 0000 	addiu	v0,v0,0
+[ 	]*[0-9a-f]+: R_MICROMIPS_LO16	bar
+[0-9a-f]+ <[^>]*> 8dff      	beqz	v1,[0-9a-f]+ <[^>]*>
+[ 	]*[0-9a-f]+: R_MICROMIPS_PC7_S1	.*
+[0-9a-f]+ <[^>]*> 0c00      	nop
+	\.\.\.
diff --git a/gas/testsuite/gas/mips/mips.exp b/gas/testsuite/gas/mips/mips.exp
index b6fa3f0..cbaaa70 100644
--- a/gas/testsuite/gas/mips/mips.exp
+++ b/gas/testsuite/gas/mips/mips.exp
@@ -749,6 +749,7 @@ if { [istarget mips*-*-vxworks*] } {
     run_dump_test "relax-swap1-mips1"
     run_dump_test "relax-swap1-mips2"
     run_dump_test "relax-swap2"
+    run_dump_test_arches "relax-swap3"	[mips_arch_list_all]
     run_list_test_arches "relax-bposge" "-mdsp -relax-branch" \
 					[mips_arch_list_matching mips64r2 \
 					    !micromips]
diff --git a/gas/testsuite/gas/mips/mips16@relax-swap3.d b/gas/testsuite/gas/mips/mips16@relax-swap3.d
new file mode 100644
index 0000000..49949b4
--- /dev/null
+++ b/gas/testsuite/gas/mips/mips16@relax-swap3.d
@@ -0,0 +1,15 @@
+#objdump: -dr --prefix-addresses --show-raw-insn
+#name: MIPS relaxed macro with branch swapping
+#as: -32
+#source: relax-swap3.s
+
+.*: +file format .*mips.*
+
+Disassembly of section \.text:
+[0-9a-f]+ <[^>]*> 0a00      	la	v0,[0-9a-f]+ <[^>]*>
+[0-9a-f]+ <[^>]*> eb00      	jr	v1
+[0-9a-f]+ <[^>]*> 6500      	nop
+[0-9a-f]+ <[^>]*> f7ff 0a1c 	la	v0,[0-9a-f]+ <[^>]*>
+[0-9a-f]+ <[^>]*> 2300      	beqz	v1,[0-9a-f]+ <[^>]*>
+	\.\.\.
+#pass
diff --git a/gas/testsuite/gas/mips/relax-swap3.d b/gas/testsuite/gas/mips/relax-swap3.d
new file mode 100644
index 0000000..fcc509b
--- /dev/null
+++ b/gas/testsuite/gas/mips/relax-swap3.d
@@ -0,0 +1,21 @@
+#objdump: -dr --prefix-addresses --show-raw-insn
+#name: MIPS relaxed macro with branch swapping
+#as: -32
+#source: relax-swap3.s
+
+.*: +file format .*mips.*
+
+Disassembly of section \.text:
+[0-9a-f]+ <[^>]*> 3c020000 	lui	v0,0x0
+[ 	]*[0-9a-f]+: R_MIPS_HI16	bar
+[0-9a-f]+ <[^>]*> 24420000 	addiu	v0,v0,0
+[ 	]*[0-9a-f]+: R_MIPS_LO16	bar
+[0-9a-f]+ <[^>]*> 00600008 	jr	v1
+[0-9a-f]+ <[^>]*> 00000000 	nop
+[0-9a-f]+ <[^>]*> 3c020000 	lui	v0,0x0
+[ 	]*[0-9a-f]+: R_MIPS_HI16	bar
+[0-9a-f]+ <[^>]*> 24420000 	addiu	v0,v0,0
+[ 	]*[0-9a-f]+: R_MIPS_LO16	bar
+[0-9a-f]+ <[^>]*> 10600001 	beqz	v1,[0-9a-f]+ <[^>]*>
+[0-9a-f]+ <[^>]*> 00000000 	nop
+	\.\.\.
diff --git a/gas/testsuite/gas/mips/relax-swap3.s b/gas/testsuite/gas/mips/relax-swap3.s
new file mode 100644
index 0000000..497ecf8
--- /dev/null
+++ b/gas/testsuite/gas/mips/relax-swap3.s
@@ -0,0 +1,14 @@
+# Source file used to check the lack of branch swapping with a relaxed macro.
+
+	.text
+foo:
+	la	$2, bar
+	jr	$3
+
+	la	$2, bar
+	beqz	$3, 0f
+0:
+
+# Force at least 8 (non-delay-slot) zero bytes, to make 'objdump' print ...
+	.align	2
+	.space	8