Clean up F-unit assembly and tests.

5 files changed, 37 insertions, 13 deletions

diff --git a/gas/ChangeLog b/gas/ChangeLog
index f0357ff..ac47c1d 100644
--- a/gas/ChangeLog
+++ b/gas/ChangeLog
@@ -1,3 +1,9 @@
+2000-04-22  Timothy Wall  <twall@cygnus.com>
+
+	* config/tc-ia64.c (pseudo_func[]): Add new "nat" entry equivalent
+	to "natval".
+	(operand_match): Conditionally insert default bit values for IMMU9.
+
 2000-04-14  Matthew Green  <mrg@cygnus.com>
 
 	* configure.in: Add NetBSD/sparc ELF and NetBSD/sparc64 support.
diff --git a/gas/config/tc-ia64.c b/gas/config/tc-ia64.c
index e4b6bbe..9607ef8 100644
--- a/gas/config/tc-ia64.c
+++ b/gas/config/tc-ia64.c
@@ -448,7 +448,7 @@ pseudo_func[] =
     { "shuf",	PSEUDO_FUNC_CONST, { 0x9 } },
 
     /* fclass constants: */
-    { "natval",	PSEUDO_FUNC_CONST, { 0x100 } },
+    { "nat",	PSEUDO_FUNC_CONST, { 0x100 } },
     { "qnan",	PSEUDO_FUNC_CONST, { 0x080 } },
     { "snan",	PSEUDO_FUNC_CONST, { 0x040 } },
     { "pos",	PSEUDO_FUNC_CONST, { 0x001 } },
@@ -457,6 +457,8 @@ pseudo_func[] =
     { "unorm",	PSEUDO_FUNC_CONST, { 0x008 } },
     { "norm",	PSEUDO_FUNC_CONST, { 0x010 } },
     { "inf",	PSEUDO_FUNC_CONST, { 0x020 } },
+
+    { "natval",	PSEUDO_FUNC_CONST, { 0x100 } }, /* old usage */
   };
 
 /* 41-bit nop opcodes (one per unit): */
@@ -3815,7 +3817,6 @@ operand_match (idesc, index, e)
     case IA64_OPND_IMMU2:
     case IA64_OPND_IMMU7a:
     case IA64_OPND_IMMU7b:
-    case IA64_OPND_IMMU9:
     case IA64_OPND_IMMU21:
     case IA64_OPND_IMMU24:
     case IA64_OPND_MBTYPE4:
@@ -3827,6 +3828,18 @@ operand_match (idesc, index, e)
 	return 1;
       break;
 
+    case IA64_OPND_IMMU9:
+      bits = operand_width (idesc->operands[index]);
+      if (e->X_op == O_constant
+	  && (bfd_vma) e->X_add_number < ((bfd_vma) 1 << bits))
+        {
+          int lobits = e->X_add_number & 0x3;
+          if (((bfd_vma) e->X_add_number & 0x3C) != 0 && lobits == 0)
+            e->X_add_number |= (bfd_vma)0x3;
+          return 1;
+        }
+      break;
+
     case IA64_OPND_IMM44:
       /* least 16 bits must be zero */
       if ((e->X_add_number & 0xffff) != 0)
diff --git a/gas/testsuite/ChangeLog b/gas/testsuite/ChangeLog
index ee01f3b..5f415f3 100644
--- a/gas/testsuite/ChangeLog
+++ b/gas/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2000-04-22  Timothy Wall  <twall@cygnus.com>
+
+	* gas/ia64/opc-f.d: Disassemble zeroes to verify break.f.
+	* gas/ia64/opc-f.s: Add an explicit stop to make IAS output match.
+
 Fri Apr 21 13:20:53 2000  Richard Henderson  <rth@cygnus.com>
 			  David Mosberger  <davidm@hpl.hp.com>
 			  Timothy Wall <twall@cygnus.com>
diff --git a/gas/testsuite/gas/ia64/opc-f.d b/gas/testsuite/gas/ia64/opc-f.d
index 0e69d3f..5087ac4 100644
--- a/gas/testsuite/gas/ia64/opc-f.d
+++ b/gas/testsuite/gas/ia64/opc-f.d
@@ -1,4 +1,4 @@
-# objdump: -d
+# objdump: -d --disassemble-zeroes
 # name: ia64 opc-f
 
 .*: +file format .*
@@ -469,16 +469,16 @@ Disassembly of section \.text:
      996:	40 38 14 0c 76 00 	            xma\.hu f4=f5,f6,f7
      99c:	00 00 04 00       	            nop\.i 0x0
      9a0:	0c 00 00 00 01 00 	\[MFI\]       nop\.m 0x0
-     9a6:	40 00 14 0c 74 00 	            xma\.l f4=f5,f6,f0
+     9a6:	40 00 14 0c 74 00 	            xmpy\.l f4=f5,f6
      9ac:	00 00 04 00       	            nop\.i 0x0
      9b0:	0c 00 00 00 01 00 	\[MFI\]       nop\.m 0x0
-     9b6:	40 00 14 0c 74 00 	            xma\.l f4=f5,f6,f0
+     9b6:	40 00 14 0c 74 00 	            xmpy\.l f4=f5,f6
      9bc:	00 00 04 00       	            nop\.i 0x0
      9c0:	0c 00 00 00 01 00 	\[MFI\]       nop\.m 0x0
-     9c6:	40 00 14 0c 77 00 	            xma\.h f4=f5,f6,f0
+     9c6:	40 00 14 0c 77 00 	            xmpy\.h f4=f5,f6
      9cc:	00 00 04 00       	            nop\.i 0x0
      9d0:	0c 00 00 00 01 00 	\[MFI\]       nop\.m 0x0
-     9d6:	40 00 14 0c 76 00 	            xma\.hu f4=f5,f6,f0
+     9d6:	40 00 14 0c 76 00 	            xmpy\.hu f4=f5,f6
      9dc:	00 00 04 00       	            nop\.i 0x0
      9e0:	0c 00 00 00 01 00 	\[MFI\]       nop\.m 0x0
      9e6:	40 38 14 0c 70 00 	            fselect f4=f5,f6,f7
@@ -1210,8 +1210,8 @@ Disassembly of section \.text:
     1906:	00 e7 ff 10 07 00 	            fchkf\.s3 0 <_start>
     190c:	00 00 04 00       	            nop\.i 0x0
     1910:	0c 00 00 00 01 00 	\[MFI\]       nop\.m 0x0
-	\.\.\.
-    191e:	04 00 0c 00       	            nop\.i 0x0
-    1922:	00 00 01 00 00 00 	\[MFI\]       nop\.m 0x0
-    1928:	00 02 00 00 00 00 	            nop\.f 0x0
-    192e:	04 00 00 00       	            nop\.i 0x0
+    1916:	00 00 00 00 00 00 	            break\.f 0x0
+    191c:	00 00 04 00       	            nop\.i 0x0
+    1920:	0d 00 00 00 01 00 	\[MFI\]       nop\.m 0x0
+    1926:	00 00 00 02 00 00 	            nop\.f 0x0
+    192c:	00 00 04 00       	            nop\.i 0x0;;
diff --git a/gas/testsuite/gas/ia64/opc-f.s b/gas/testsuite/gas/ia64/opc-f.s
index 8784bb9..929ba6a 100644
--- a/gas/testsuite/gas/ia64/opc-f.s
+++ b/gas/testsuite/gas/ia64/opc-f.s
@@ -477,5 +477,5 @@ _start:
 	fchkf.s3 _start
 
 	break.f 0
-	nop.f 0
+	nop.f 0;;