* cris.h (enum cris_insn_version_usage): Tweak formatting and

	comments.  Remove member cris_ver_sim.  Add members
	cris_ver_sim_v0_10, cris_ver_v0_10, cris_ver_v3_10,
	cris_ver_v8_10, cris_ver_v10, cris_ver_v10p.
	(struct cris_support_reg, struct cris_cond15): New types.
	(cris_conds15): Declare.
	(JUMP_PC_INCR_OPCODE_V32, BA_DWORD_OPCODE, NOP_OPCODE_COMMON)
	(NOP_OPCODE_ZBITS_COMMON, LAPC_DWORD_OPCODE, LAPC_DWORD_Z_BITS)
	(NOP_OPCODE_V32, NOP_Z_BITS_V32): New macros.
	(NOP_Z_BITS): Define in terms of NOP_OPCODE.
	(cris_imm_oprnd_size_type): New members SIZE_FIELD_SIGNED and
	SIZE_FIELD_UNSIGNED.

diff --git a/include/opcode/ChangeLog b/include/opcode/ChangeLog
index e3bba4631b19984c1f9e75e4afd28ec24d9c360c..1d790637b06336502365a18ebc2609bd95a783d7 100644 (file)
--- a/include/opcode/ChangeLog
+++ b/include/opcode/ChangeLog
@@ -1,3 +1,18 @@
+2004-11-04  Hans-Peter Nilsson  <hp@axis.com>
+
+       * cris.h (enum cris_insn_version_usage): Tweak formatting and
+       comments.  Remove member cris_ver_sim.  Add members
+       cris_ver_sim_v0_10, cris_ver_v0_10, cris_ver_v3_10,
+       cris_ver_v8_10, cris_ver_v10, cris_ver_v10p.
+       (struct cris_support_reg, struct cris_cond15): New types.
+       (cris_conds15): Declare.
+       (JUMP_PC_INCR_OPCODE_V32, BA_DWORD_OPCODE, NOP_OPCODE_COMMON)
+       (NOP_OPCODE_ZBITS_COMMON, LAPC_DWORD_OPCODE, LAPC_DWORD_Z_BITS)
+       (NOP_OPCODE_V32, NOP_Z_BITS_V32): New macros.
+       (NOP_Z_BITS): Define in terms of NOP_OPCODE.
+       (cris_imm_oprnd_size_type): New members SIZE_FIELD_SIGNED and
+       SIZE_FIELD_UNSIGNED.
+
 2004-11-04 Jan Beulich <jbeulich@novell.com>
 
        * i386.h (sldx_Suf): Remove.

diff --git a/include/opcode/cris.h b/include/opcode/cris.h
index 1f10034c304d3c2a27ec2dd780cf9c610dbe434d..46651e1cd0bbc59d3450e71c949febb91ddaa101 100644 (file)
--- a/include/opcode/cris.h
+++ b/include/opcode/cris.h
@@ -1,5 +1,5 @@
 /* cris.h -- Header file for CRIS opcode and register tables.
-   Copyright (C) 2000, 2001 Free Software Foundation, Inc.
+   Copyright (C) 2000, 2001, 2002 Free Software Foundation, Inc.
    Contributed by Axis Communications AB, Lund, Sweden.
    Originally written for GAS 1.38.1 by Mikael Asker.
    Updated, BFDized and GNUified by Hans-Peter Nilsson.
@@ -38,15 +38,12 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
    immediate operands.  */
 enum cris_insn_version_usage
 {
-  /* Any version. */
+  /* Any version.  */
   cris_ver_version_all=0,
 
   /* Indeterminate (intended for disassembly only, or obsolete).  */
   cris_ver_warning,
 
-  /* Simulator only (reserved).  */
-  cris_ver_sim,
-
   /* Only for v0..3 (Etrax 1..4).  */
   cris_ver_v0_3,
 
@@ -59,10 +56,28 @@ enum cris_insn_version_usage
   /* Only for v8 or higher (ETRAX 100, ETRAX 100 LX).  */
   cris_ver_v8p,
 
-  /* Only for v10 or higher (ETRAX 100 LX).
-     Of course some or all these of may change to cris_ver_v10p if/when
+  /* Only for v0..10.  FIXME: Not sure what to do with this.  */
+  cris_ver_sim_v0_10,
+
+  /* Only for v0..10.  */
+  cris_ver_v0_10,
+
+  /* Only for v3..10.  (ETRAX 4, ETRAX 100 and ETRAX 100 LX).  */
+  cris_ver_v3_10,
+
+  /* Only for v8..10 (ETRAX 100 and ETRAX 100 LX).  */
+  cris_ver_v8_10,
+
+  /* Only for v10 (ETRAX 100 LX) and same series.  */
+  cris_ver_v10,
+
+  /* Only for v10 (ETRAX 100 LX) and same series.  */
+  cris_ver_v10p,
+
+  /* Only for v32 or higher (codename GUINNESS).
+     Of course some or all these of may change to cris_ver_v32p if/when
      there's a new revision. */
-  cris_ver_v10p
+  cris_ver_v32p
 };
 
 
@@ -85,6 +100,25 @@ struct cris_spec_reg
 };
 extern const struct cris_spec_reg cris_spec_regs[];
 
+
+/* Support registers (kind of special too, but not named as such).  */
+struct cris_support_reg
+{
+  const char *const name;
+  unsigned int number;
+};
+extern const struct cris_support_reg cris_support_regs[];
+
+struct cris_cond15
+{
+  /* The name of the condition.  */
+  const char *const name;
+
+  /* What CPU version this condition name applies to.  */
+  enum cris_insn_version_usage applicable_version;
+};
+extern const struct cris_cond15 cris_conds15[];
+
 /* Opcode-dependent constants.  */
 #define AUTOINCR_BIT (0x04)
 
@@ -163,9 +197,28 @@ extern const char *const cris_cc_strings[];
 #define ADD_PC_INCR_OPCODE \
  (0xfa00 + (2 << 4) + AUTOINCR_BIT * 0x0100 + REG_PC)
 
+#define JUMP_PC_INCR_OPCODE_V32 (0x0DBF)
+
+/* BA DWORD (V32).  */
+#define BA_DWORD_OPCODE (0x0EBF)
+
 /* Nop.  */
 #define NOP_OPCODE (0x050F)
-#define NOP_Z_BITS (0xFAF0)
+#define NOP_Z_BITS (0xFFFF ^ NOP_OPCODE)
+
+#define NOP_OPCODE_V32 (0x05B0)
+#define NOP_Z_BITS_V32 (0xFFFF ^ NOP_OPCODE_V32)
+
+/* For the compatibility mode, let's use "MOVE R0,P0".  Doesn't affect
+   registers or flags.  Unfortunately shuts off interrupts for one cycle
+   for < v32, but there doesn't seem to be any alternative without that
+   effect.  */
+#define NOP_OPCODE_COMMON (0x630)
+#define NOP_OPCODE_ZBITS_COMMON (0xffff & ~NOP_OPCODE_COMMON)
+
+/* LAPC.D  */
+#define LAPC_DWORD_OPCODE (0x0D7F)
+#define LAPC_DWORD_Z_BITS (0x0fff & ~LAPC_DWORD_OPCODE)
 
 /* Structure of an opcode table entry.  */
 enum cris_imm_oprnd_size_type
@@ -179,7 +232,13 @@ enum cris_imm_oprnd_size_type
   /* Indicated by size of special register.  */
   SIZE_SPEC_REG,
 
-  /* Indicated by size field.  */
+  /* Indicated by size field, signed.  */
+  SIZE_FIELD_SIGNED,
+
+  /* Indicated by size field, unsigned.  */
+  SIZE_FIELD_UNSIGNED,
+
+  /* Indicated by size field, no sign implied.  */
   SIZE_FIELD
 };