[AARCH64] Positively emit symbols for alignment

2015-05-05  Renlin Li  <renlin.li@arm.com>

  gas/
    * config/tc-aarch64.c (aarch64_init_frag): Always generate mapping symbols.

  gas/testsuite/
    * gas/aarch64/mapping_5.d: New.
    * gas/aarch64/mapping_5.s: New.
    * gas/aarch64/mapping_6.d: New.
    * gas/aarch64/mapping_6.s: New.

7 files changed, 63 insertions, 14 deletions

diff --git a/gas/ChangeLog b/gas/ChangeLog
index 30831ae..c873270 100644
--- a/gas/ChangeLog
+++ b/gas/ChangeLog
@@ -1,3 +1,8 @@
+2015-05-05  Renlin Li  <renlin.li@arm.com>
+
+	* config/tc-aarch64.c (aarch64_init_frag): Always generate mapping
+	symbols.
+
 2015-05-05  Nick Clifton  <nickc@redhat.com>
 
 	* config/tc-msp430.c (MAX_OP_LEN): Increase to 4096.
diff --git a/gas/config/tc-aarch64.c b/gas/config/tc-aarch64.c
index 646deb6..12012de 100644
--- a/gas/config/tc-aarch64.c
+++ b/gas/config/tc-aarch64.c
@@ -6028,21 +6028,20 @@ aarch64_init_frag (fragS * fragP, int max_chars)
   /* Record a mapping symbol for alignment frags.  We will delete this
      later if the alignment ends up empty.  */
   if (!fragP->tc_frag_data.recorded)
+    fragP->tc_frag_data.recorded = 1;
+
+  switch (fragP->fr_type)
     {
-      fragP->tc_frag_data.recorded = 1;
-      switch (fragP->fr_type)
-	{
-	case rs_align:
-	case rs_align_test:
-	case rs_fill:
-	  mapping_state_2 (MAP_DATA, max_chars);
-	  break;
-	case rs_align_code:
-	  mapping_state_2 (MAP_INSN, max_chars);
-	  break;
-	default:
-	  break;
-	}
+    case rs_align:
+    case rs_align_test:
+    case rs_fill:
+      mapping_state_2 (MAP_DATA, max_chars);
+      break;
+    case rs_align_code:
+      mapping_state_2 (MAP_INSN, max_chars);
+      break;
+    default:
+      break;
     }
 }
 
diff --git a/gas/testsuite/ChangeLog b/gas/testsuite/ChangeLog
index e1fda77..29649e1 100644
--- a/gas/testsuite/ChangeLog
+++ b/gas/testsuite/ChangeLog
@@ -1,3 +1,10 @@
+2015-05-05  Renlin Li  <renlin.li@arm.com>
+
+	* gas/aarch64/mapping_5.d: New.
+	* gas/aarch64/mapping_5.s: New.
+	* gas/aarch64/mapping_6.d: New.
+	* gas/aarch64/mapping_6.s: New.
+
 2015-05-01  H.J. Lu  <hongjiu.lu@intel.com>
 
 	* gas/i386/i386.exp: Run note.
diff --git a/gas/testsuite/gas/aarch64/mapping_5.d b/gas/testsuite/gas/aarch64/mapping_5.d
new file mode 100644
index 0000000..4778b3d
--- /dev/null
+++ b/gas/testsuite/gas/aarch64/mapping_5.d
@@ -0,0 +1,13 @@
+#objdump: --syms --special-syms
+#name: AArch64 Mapping Symbols Test 5
+
+.*: +file format.*aarch64.*
+
+SYMBOL TABLE:
+[0]+00 l    d  .text	[0]+00 .text
+[0]+00 l    d  .data	[0]+00 .data
+[0]+00 l    d  .bss	[0]+00 .bss
+[0]+00 l       .text	[0]+00 \$x
+[0]+04 l       .text	[0]+00 \$d
+[0]+08 l       .text	[0]+00 \$x
+[0]+10 l       .text	[0]+00 \$d
diff --git a/gas/testsuite/gas/aarch64/mapping_5.s b/gas/testsuite/gas/aarch64/mapping_5.s
new file mode 100644
index 0000000..2cb95ed
--- /dev/null
+++ b/gas/testsuite/gas/aarch64/mapping_5.s
@@ -0,0 +1,5 @@
+	.text
+	nop
+	.long	0
+	.align	4
+	.word	0x12345678
diff --git a/gas/testsuite/gas/aarch64/mapping_6.d b/gas/testsuite/gas/aarch64/mapping_6.d
new file mode 100644
index 0000000..3a5dfb8
--- /dev/null
+++ b/gas/testsuite/gas/aarch64/mapping_6.d
@@ -0,0 +1,14 @@
+#objdump: --syms --special-syms
+#name: AArch64 Mapping Symbols Test 6
+
+.*: +file format.*aarch64.*
+
+SYMBOL TABLE:
+[0]+00 l    d  .text	[0]+00 .text
+[0]+00 l    d  .data	[0]+00 .data
+[0]+00 l    d  .bss	[0]+00 .bss
+[0]+00 l       .text	[0]+00 \$x
+[0]+04 l       .text	[0]+00 \$d
+[0]+10 l       .text	[0]+00 \$d
+[0]+09 l       .text	[0]+00 \$d
+[0]+0c l       .text	[0]+00 \$x
diff --git a/gas/testsuite/gas/aarch64/mapping_6.s b/gas/testsuite/gas/aarch64/mapping_6.s
new file mode 100644
index 0000000..4e0e2c5
--- /dev/null
+++ b/gas/testsuite/gas/aarch64/mapping_6.s
@@ -0,0 +1,6 @@
+	.text
+	nop
+	.long	0
+	.byte	1
+	.align	4
+	.word	0x12345678