gas/

	* config/m68k-parse.h (RAMBAR_ALT): New.
	* config/tc-m68k.c (mcf5206_ctrl, mcf5307_ctrl): New.
	(mcf_ctrl, mcf5208_ctrl, mcf5210a_ctrl, mcf5213_ctrl, mcf52235_ctrl,
	mcf5225_ctrl, mcf5235_ctrl, mcf5271_ctrl, mcf5275_ctrl,
	mcf5282_ctrl, mcf5329_ctrl, mcf5373_ctrl, mcfv4e_ctrl,
	mcf5475_ctrl, mcf5485_ctrl): Add RAMBAR synonym for
	RAMBAR1.
	(mcf5272_ctrl): Add RAMBAR0, replace add RAMBAR with RAMBAR_ALT.
	(m68k_cpus): Adjust 5206, 5206e & 5307 entries.
	(m68k_ip) <Case J>: Detect when RAMBAR_ALT should be used.  Add it
	to control register mapping.

	gas/testsuite/
	* gas/m68k/ctrl-1.d, gas/m68k/ctrl-1.s: New.
	* gas/m68k/ctrl-2.d, gas/m68k/ctrl-2.s: New.
	* gas/m68k/all.exp: Add them.

	opcodes/
	* m68k-dis.c (print_insn_arg): Show c04 as rambar0 and c05 as
	rambar1.

9 files changed, 94 insertions, 23 deletions

diff --git a/gas/ChangeLog b/gas/ChangeLog
index 33f9bf64..0d97c45 100644
--- a/gas/ChangeLog
+++ b/gas/ChangeLog
@@ -1,3 +1,17 @@
+2007-04-20  Nathan Sidwell  <nathan@codesourcery.com>
+
+	* config/m68k-parse.h (RAMBAR_ALT): New.
+	* config/tc-m68k.c (mcf5206_ctrl, mcf5307_ctrl): New.
+	(mcf_ctrl, mcf5208_ctrl, mcf5210a_ctrl, mcf5213_ctrl, mcf52235_ctrl,
+	mcf5225_ctrl, mcf5235_ctrl, mcf5271_ctrl, mcf5275_ctrl,
+	mcf5282_ctrl, mcf5329_ctrl, mcf5373_ctrl, mcfv4e_ctrl,
+	mcf5475_ctrl, mcf5485_ctrl): Add RAMBAR synonym for
+	RAMBAR1.
+	(mcf5272_ctrl): Add RAMBAR0, replace add RAMBAR with RAMBAR_ALT.
+	(m68k_cpus): Adjust 5206, 5206e & 5307 entries.
+	(m68k_ip) <Case J>: Detect when RAMBAR_ALT should be used.  Add it
+	to control register mapping.
+
 2007-04-20  Alan Modra  <amodra@bigpond.net.au>
 
 	* messages.c (as_internal_value_out_of_range): Fix typo in
diff --git a/gas/config/m68k-parse.h b/gas/config/m68k-parse.h
index 6bd85cd..4351609 100644
--- a/gas/config/m68k-parse.h
+++ b/gas/config/m68k-parse.h
@@ -113,6 +113,8 @@ enum m68k_register
   BUSCR,			/* 68060 added these.  */
   PCR,
   ROMBAR,			/* mcf5200 added these.  */
+  RAMBAR_ALT,			/* Some CF chips have RAMBAR using
+				   RAMBAR0's number */
   RAMBAR0,
   RAMBAR1,
   MMUBAR,			/* mcfv4e added these.  */
diff --git a/gas/config/tc-m68k.c b/gas/config/tc-m68k.c
index bc35fda..4e7391e 100644
--- a/gas/config/tc-m68k.c
+++ b/gas/config/tc-m68k.c
@@ -173,39 +173,43 @@ static const enum m68k_register m68060_ctrl[] = {
 };
 static const enum m68k_register mcf_ctrl[] = {
   CACR, TC, ACR0, ACR1, ACR2, ACR3, VBR, ROMBAR,
-  RAMBAR0, RAMBAR1, MBAR,
+  RAMBAR0, RAMBAR1, RAMBAR, MBAR,
+  0
+};
+static const enum m68k_register mcf5206_ctrl[] = {
+  CACR, ACR0, ACR1,  VBR, RAMBAR0, RAMBAR_ALT, MBAR,
   0
 };
 static const enum m68k_register mcf5208_ctrl[] = {
-  CACR, ACR0, ACR1, VBR, RAMBAR1,
+  CACR, ACR0, ACR1, VBR,  RAMBAR, RAMBAR1,
   0
 };
 static const enum m68k_register mcf5210a_ctrl[] = {
-  VBR, CACR, ACR0, ACR1, ROMBAR, RAMBAR, MBAR,
+  VBR, CACR, ACR0, ACR1, ROMBAR, RAMBAR, RAMBAR1, MBAR,
   0
 };
 static const enum m68k_register mcf5213_ctrl[] = {
-  VBR, RAMBAR, FLASHBAR,
+  VBR, RAMBAR, RAMBAR1, FLASHBAR,
   0
 };
 static const enum m68k_register mcf5216_ctrl[] = {
-  VBR, CACR, ACR0, ACR1, FLASHBAR, RAMBAR,
+  VBR, CACR, ACR0, ACR1, FLASHBAR, RAMBAR, RAMBAR1,
   0
 };
 static const enum m68k_register mcf52235_ctrl[] = {
-  VBR, FLASHBAR, RAMBAR,
+  VBR, FLASHBAR, RAMBAR, RAMBAR1,
   0
 };
 static const enum m68k_register mcf5225_ctrl[] = {
-  VBR, CACR, ACR0, ACR1, FLASHBAR, RAMBAR, MBAR,
+  VBR, CACR, ACR0, ACR1, FLASHBAR, RAMBAR, MBAR, RAMBAR1,
   0
 };
 static const enum m68k_register mcf5235_ctrl[] = {
-  VBR, CACR, ACR0, ACR1, RAMBAR,
+  VBR, CACR, ACR0, ACR1, RAMBAR, RAMBAR1,
   0
 };
 static const enum m68k_register mcf5249_ctrl[] = {
-  VBR, CACR, ACR0, ACR1, RAMBAR0, RAMBAR1, MBAR, MBAR2,
+  VBR, CACR, ACR0, ACR1, RAMBAR0, RAMBAR1, RAMBAR, MBAR, MBAR2,
   0
 };
 static const enum m68k_register mcf5250_ctrl[] = {
@@ -213,27 +217,31 @@ static const enum m68k_register mcf5250_ctrl[] = {
   0
 };
 static const enum m68k_register mcf5271_ctrl[] = {
-  VBR, CACR, ACR0, ACR1, RAMBAR,
+  VBR, CACR, ACR0, ACR1, RAMBAR, RAMBAR1,
   0
 };
 static const enum m68k_register mcf5272_ctrl[] = {
-  VBR, CACR, ACR0, ACR1, ROMBAR, RAMBAR, MBAR,
+  VBR, CACR, ACR0, ACR1, ROMBAR, RAMBAR_ALT, RAMBAR0, MBAR,
   0
 };
 static const enum m68k_register mcf5275_ctrl[] = {
-  VBR, CACR, ACR0, ACR1, RAMBAR,
+  VBR, CACR, ACR0, ACR1, RAMBAR, RAMBAR1,
   0
 };
 static const enum m68k_register mcf5282_ctrl[] = {
-  VBR, CACR, ACR0, ACR1, FLASHBAR, RAMBAR,
+  VBR, CACR, ACR0, ACR1, FLASHBAR, RAMBAR, RAMBAR1,
+  0
+};
+static const enum m68k_register mcf5307_ctrl[] = {
+  CACR, ACR0, ACR1,  VBR, RAMBAR0, RAMBAR_ALT, MBAR,
   0
 };
 static const enum m68k_register mcf5329_ctrl[] = {
-  VBR, CACR, ACR0, ACR1, RAMBAR,
+  VBR, CACR, ACR0, ACR1, RAMBAR, RAMBAR1,
   0
 };
 static const enum m68k_register mcf5373_ctrl[] = {
-  VBR, CACR, ACR0, ACR1, RAMBAR,
+  VBR, CACR, ACR0, ACR1, RAMBAR, RAMBAR1,
   0
 };
 static const enum m68k_register mcfv4e_ctrl[] = {
@@ -249,7 +257,7 @@ static const enum m68k_register mcfv4e_ctrl[] = {
   TC /* ASID */, BUSCR /* MMUBAR */,
   ITT0 /* ACR0 */, ITT1 /* ACR1 */, DTT0 /* ACR2 */, DTT1 /* ACR3 */,
   MBAR1 /* MBAR */, MBAR2 /* SECMBAR */, MBAR0 /* SECMBAR */,
-  ROMBAR /* ROMBAR0 */,
+  ROMBAR /* ROMBAR0 */, RAMBAR /* RAMBAR1 */,
   0
 };
 static const enum m68k_register mcf5475_ctrl[] = {
@@ -258,7 +266,7 @@ static const enum m68k_register mcf5475_ctrl[] = {
   /* Legacy names */
   TC /* ASID */, BUSCR /* MMUBAR */,
   ITT0 /* ACR0 */, ITT1 /* ACR1 */, DTT0 /* ACR2 */, DTT1 /* ACR3 */,
-  MBAR1 /* MBAR */, ROMBAR /* ROMBAR0 */,
+  MBAR1 /* MBAR */, RAMBAR /* RAMBAR1 */,
   0
 };
 static const enum m68k_register mcf5485_ctrl[] = {
@@ -267,7 +275,7 @@ static const enum m68k_register mcf5485_ctrl[] = {
   /* Legacy names */
   TC /* ASID */, BUSCR /* MMUBAR */,
   ITT0 /* ACR0 */, ITT1 /* ACR1 */, DTT0 /* ACR2 */, DTT1 /* ACR3 */,
-  MBAR1 /* MBAR */, ROMBAR /* ROMBAR0 */,
+  MBAR1 /* MBAR */, RAMBAR /* RAMBAR1 */,
   0
 };
 static const enum m68k_register fido_ctrl[] = {
@@ -530,9 +538,9 @@ static const struct m68k_cpu m68k_cpus[] =
   {mcfisa_a,					mcf_ctrl, "5200", 0},
   {mcfisa_a,					mcf_ctrl, "5202", 1},
   {mcfisa_a,					mcf_ctrl, "5204", 1},
-  {mcfisa_a,					mcf_ctrl, "5206", 1},
+  {mcfisa_a,					mcf5206_ctrl, "5206", 1},
   
-  {mcfisa_a|mcfhwdiv|mcfmac,			mcf_ctrl, "5206e", 0},
+  {mcfisa_a|mcfhwdiv|mcfmac,			mcf5206_ctrl, "5206e", 0},
   
   {mcfisa_a|mcfisa_aa|mcfhwdiv|mcfemac|mcfusp,	mcf5208_ctrl, "5207", -1},
   {mcfisa_a|mcfisa_aa|mcfhwdiv|mcfemac|mcfusp,	mcf5208_ctrl, "5208", 0},
@@ -578,7 +586,7 @@ static const struct m68k_cpu m68k_cpus[] =
   {mcfisa_a|mcfisa_aa|mcfhwdiv|mcfemac|mcfusp,	mcf5282_ctrl, "5282", -1},
   {mcfisa_a|mcfisa_aa|mcfhwdiv|mcfemac|mcfusp,	mcf5282_ctrl, "528x", 0},
   
-  {mcfisa_a|mcfhwdiv|mcfmac,			mcf_ctrl, "5307", 0},
+  {mcfisa_a|mcfhwdiv|mcfmac,			mcf5307_ctrl, "5307", 0},
   
   {mcfisa_a|mcfisa_aa|mcfhwdiv|mcfemac|mcfusp,	mcf5329_ctrl, "5327", -1},
   {mcfisa_a|mcfisa_aa|mcfhwdiv|mcfemac|mcfusp,	mcf5329_ctrl, "5328", -1},
@@ -1743,8 +1751,18 @@ m68k_ip (char *instring)
 		      const enum m68k_register *rp;
 		      
 		      for (rp = control_regs; *rp; rp++)
-			if (*rp == opP->reg)
-			  break;
+			{
+			  if (*rp == opP->reg)
+			    break;
+			  /* In most CPUs RAMBAR refers to control reg
+	     	 	     c05 (RAMBAR1), but a few CPUs have it
+	     	 	     refer to c04 (RAMBAR0).  */
+			  else if (*rp == RAMBAR_ALT && opP->reg == RAMBAR)
+			    {
+			      opP->reg = RAMBAR_ALT;
+			      break;
+			    }
+			}
 		      if (*rp == 0)
 			losing++;
 		    }
@@ -3075,6 +3093,7 @@ m68k_ip (char *instring)
               break;
 	    case FLASHBAR:
 	    case RAMBAR0:
+	    case RAMBAR_ALT:
 	      tmpreg = 0xC04;
 	      break;
 	    case RAMBAR:
diff --git a/gas/testsuite/ChangeLog b/gas/testsuite/ChangeLog
index 19cc782..5d24705 100644
--- a/gas/testsuite/ChangeLog
+++ b/gas/testsuite/ChangeLog
@@ -1,3 +1,9 @@
+2007-04-20  Nathan Sidwell  <nathan@codesourcery.com>
+
+	* gas/m68k/ctrl-1.d, gas/m68k/ctrl-1.s: New.
+	* gas/m68k/ctrl-2.d, gas/m68k/ctrl-2.s: New.
+	* gas/m68k/all.exp: Add them.
+
 2007-04-20  Alan Modra  <amodra@bigpond.net.au>
 
 	* gas/ppc/range64.s: New.
diff --git a/gas/testsuite/gas/m68k/all.exp b/gas/testsuite/gas/m68k/all.exp
index 88a3088..62badbc 100644
--- a/gas/testsuite/gas/m68k/all.exp
+++ b/gas/testsuite/gas/m68k/all.exp
@@ -52,6 +52,9 @@ if { [istarget m68*-*-*] || [istarget fido*-*-*] } then {
     run_dump_test arch-cpu-1
     run_dump_test cpu32
 
+    run_dump_test ctrl-1
+    run_dump_test ctrl-2
+
     set testname "68000 operands"
     gas_run "operands.s" "-m68000" "2>err.out"
     if ![string match "child process exited abnormally" $comp_output] then {
diff --git a/gas/testsuite/gas/m68k/ctrl-1.d b/gas/testsuite/gas/m68k/ctrl-1.d
new file mode 100644
index 0000000..d434728
--- /dev/null
+++ b/gas/testsuite/gas/m68k/ctrl-1.d
@@ -0,0 +1,12 @@
+#name: ctrl-1.d
+#objdump: -d
+#as: -mcpu=5307
+
+.*:     file format .*
+
+Disassembly of section .text:
+
+0+ <.text>:
+   0:	4e7b 0c04      	movec %d0,%rambar0
+   4:	4e7b 0c04      	movec %d0,%rambar0
+
diff --git a/gas/testsuite/gas/m68k/ctrl-1.s b/gas/testsuite/gas/m68k/ctrl-1.s
new file mode 100644
index 0000000..cac82d9
--- /dev/null
+++ b/gas/testsuite/gas/m68k/ctrl-1.s
@@ -0,0 +1,2 @@
+	movec	%d0,%rambar
+	movec	%d0,%rambar0
diff --git a/gas/testsuite/gas/m68k/ctrl-2.d b/gas/testsuite/gas/m68k/ctrl-2.d
new file mode 100644
index 0000000..00b8aa3
--- /dev/null
+++ b/gas/testsuite/gas/m68k/ctrl-2.d
@@ -0,0 +1,11 @@
+#name: ctrl-2.d
+#objdump: -d
+#as: -mcpu=5208
+
+.*:     file format .*
+
+Disassembly of section .text:
+
+0+ <.text>:
+   0:	4e7b 0c05      	movec %d0,%rambar1
+   4:	4e7b 0c05      	movec %d0,%rambar1
diff --git a/gas/testsuite/gas/m68k/ctrl-2.s b/gas/testsuite/gas/m68k/ctrl-2.s
new file mode 100644
index 0000000..3a36db0
--- /dev/null
+++ b/gas/testsuite/gas/m68k/ctrl-2.s
@@ -0,0 +1,2 @@
+	movec	%d0,%rambar
+	movec	%d0,%rambar1