/* xgate.h -- Freescale XGATE opcode list
- Copyright 2010, 2011, 2012 Free Software Foundation, Inc.
+ Copyright (C) 2010-2018 Free Software Foundation, Inc.
Written by Sean Keys (skeys@ipdatasys.com)
This file is part of the GNU opcodes library.
#define XGATE_C_BIT 0x01 /* XGC - Carry Flag */
/* Access Detail Notation
- V — Vector fetch: always an aligned word read, lasts for at least one RISC core cycle
- P — Program word fetch: always an aligned word read, lasts for at least one RISC core cycle
- r — 8-bit data read: lasts for at least one RISC core cycle
- R — 16-bit data read: lasts for at least one RISC core cycle
- w — 8-bit data write: lasts for at least one RISC core cycle
- W — 16-bit data write: lasts for at least one RISC core cycle
- A — Alignment cycle: no read or write, lasts for zero or one RISC core cycles
- f — Free cycle: no read or write, lasts for one RISC core cycles. */
+ V - Vector fetch: always an aligned word read, lasts for at least one RISC core cycle
+ P - Program word fetch: always an aligned word read, lasts for at least one RISC core cycle
+ r - 8-bit data read: lasts for at least one RISC core cycle
+ R - 16-bit data read: lasts for at least one RISC core cycle
+ w - 8-bit data write: lasts for at least one RISC core cycle
+ W - 16-bit data write: lasts for at least one RISC core cycle
+ A - Alignment cycle: no read or write, lasts for zero or one RISC core cycles
+ f - Free cycle: no read or write, lasts for one RISC core cycles. */
#define XGATE_CYCLE_V 0x01
#define XGATE_CYCLE_P 0x02
#define XGATE_CYCLE_r 0x04
#define XGATE_CYCLE_A 0x40
#define XGATE_CYCLE_f 0x80
-/* Opcode format abbreviations. */
-#define XG_INH 0x0001 /* Inherent. */
-#define XG_I 0x0002 /* 3-bit immediate address. */
-#define XG_R_I 0x0004 /* Register followed by 4/8-bit immediate value. */
-#define XG_R_R 0x0008 /* Register followed by a register. */
-#define XG_R_R_R 0x0010 /* Register followed by two registers. */
-#define XG_R 0x0020 /* Single register. */
-#define XG_PC 0x0040 /* PC relative 10 or 11 bit. */
-#define XG_R_C 0x0080 /* General register followed by ccr register. */
-#define XG_C_R 0x0100 /* CCR register followed by a general register. */
-#define XG_R_P 0x0200 /* General register followed by pc register. */
-#define XG_R_R_I 0x0400 /* Two general registers followed by an immediate value. */
-#define XG_PCREL 0x0800 /* Immediate value that is relative to the current pc. */
-
/* XGATE operand formats as stored in the XGATE_opcode table.
They are only used by GAS to recognize operands. */
-#define XGATE_OP_INH ""
-#define XGATE_OP_TRI "r,r,r"
-#define XGATE_OP_DYA "r,r"
-#define XGATE_OP_IMM16 "r,if"
-#define XGATE_OP_IMM8 "r,i8"
-#define XGATE_OP_IMM4 "r,i4"
-#define XGATE_OP_IMM3 "i3"
-#define XGATE_OP_MON "r"
-#define XGATE_OP_MON_R_C "r,c"
-#define XGATE_OP_MON_C_R "c,r"
-#define XGATE_OP_MON_R_P "r,p"
-#define XGATE_OP_IDR "r,r,+"
-#define XGATE_OP_IDO5 "r,r,i5"
-#define XGATE_OP_REL9 "b9"
-#define XGATE_OP_REL10 "ba"
-#define XGATE_OP_DYA_MON "=r,r"
+#define XGATE_OP_INH "" /* Inherent. */
+#define XGATE_OP_TRI "r,r,r" /* Register followed by two registers. */
+#define XGATE_OP_DYA "r,r" /* Register followed by a register. */
+#define XGATE_OP_IMM16 "r,if" /* Register followed by 16-bit value. */
+#define XGATE_OP_IMM8 "r,i8" /* Register followed by 8-bit value. */
+#define XGATE_OP_IMM4 "r,i4" /* Register followed by 4-bit value. */
+#define XGATE_OP_IMM3 "i3" /* Register followed by 3-bit value. */
+#define XGATE_OP_MON "r" /* Single register. */
+#define XGATE_OP_MON_R_C "r,c" /* General register followed by ccr register. */
+#define XGATE_OP_MON_C_R "c,r" /* CCR register followed by a general register. */
+#define XGATE_OP_MON_R_P "r,p" /* General register followed by pc register. */
+#define XGATE_OP_IDR "r,r,+" /* Three registers with the third having a -/+ directive. */
+#define XGATE_OP_IDO5 "r,r,i5" /* Two general registers followed by an immediate value. */
+#define XGATE_OP_REL9 "b9" /* 9-bit value that is relative to the current pc. */
+#define XGATE_OP_REL10 "ba" /* 10-bit value that is relative to the current pc. */
+#define XGATE_OP_DYA_MON "=r"
/* Macro definitions. */
#define XGATE_OP_IMM16mADD "r,if; addl addh"
#define XGATE_OP_IMM16mAND "r,if; andl andh"
#define XGATE_V2 0x2
#define XGATE_V3 0x4
-/* Max opcodes per opcode handle. */
-#define MAX_OPCODES 0x05
-
-#define MAX_DETECT_CHARS 0x10
-
/* The opcode table definitions. */
struct xgate_opcode
{
char * name; /* Op-code name. */
char * constraints; /* Constraint chars. */
char * format; /* Bit definitions. */
- unsigned int sh_format; /* Shorthand format mask. */
unsigned int size; /* Opcode size in bytes. */
unsigned int bin_opcode; /* Binary opcode with operands masked off. */
unsigned char cycles_min; /* Minimum cpu cycles needed. */