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Unified Diff: include/opcode/xgate.h

Issue 11969036: Merge GDB 7.5.1 (Closed) Base URL: http://git.chromium.org/native_client/nacl-gdb.git@master
Patch Set: Created 7 years, 11 months ago
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Index: include/opcode/xgate.h
diff --git a/include/opcode/xgate.h b/include/opcode/xgate.h
new file mode 100644
index 0000000000000000000000000000000000000000..77a521f83ea3e09bb1f72820b3fd6b048e754ea9
--- /dev/null
+++ b/include/opcode/xgate.h
@@ -0,0 +1,120 @@
+/* xgate.h -- Freescale XGATE opcode list
+ Copyright 2010, 2011, 2012 Free Software Foundation, Inc.
+ Written by Sean Keys (skeys@ipdatasys.com)
+
+ This file is part of the GNU opcodes library.
+
+ This library is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 3, or (at your option)
+ any later version.
+
+ It is distributed in the hope that it will be useful, but WITHOUT
+ ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+ or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
+ License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this file; see the file COPYING. If not, write to the
+ Free Software Foundation, 51 Franklin Street - Fifth Floor, Boston,
+ MA 02110-1301, USA. */
+
+#ifndef _OPCODE_XGATE_H
+#define _OPCODE_XGATE_H
+
+/* XGATE CCR flag definitions. */
+#define XGATE_N_BIT 0x08 /* XGN - Sign Flag */
+#define XGATE_Z_BIT 0x04 /* XGZ - Zero Flag */
+#define XGATE_V_BIT 0x02 /* XGV - Overflow Flag */
+#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. */
+#define XGATE_CYCLE_V 0x01
+#define XGATE_CYCLE_P 0x02
+#define XGATE_CYCLE_r 0x04
+#define XGATE_CYCLE_R 0x08
+#define XGATE_CYCLE_w 0x10
+#define XGATE_CYCLE_W 0x20
+#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"
+/* Macro definitions. */
+#define XGATE_OP_IMM16mADD "r,if; addl addh"
+#define XGATE_OP_IMM16mAND "r,if; andl andh"
+#define XGATE_OP_IMM16mCPC "r,if; cmpl cpch"
+#define XGATE_OP_IMM16mSUB "r,if; subl subh"
+#define XGATE_OP_IMM16mLDW "r,if; ldl ldh"
+
+/* CPU variant identification. */
+#define XGATE_V1 0x1
+#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. */
+ unsigned char cycles_max; /* Maximum cpu cycles needed. */
+ unsigned char set_flags_mask; /* CCR flags set. */
+ unsigned char clr_flags_mask; /* CCR flags cleared. */
+ unsigned char chg_flags_mask; /* CCR flags changed. */
+ unsigned char arch; /* CPU variant. */
+};
+
+/* The opcode table. The table contains all the opcodes (all pages).
+ You can't rely on the order. */
+extern const struct xgate_opcode xgate_opcodes[];
+extern const int xgate_num_opcodes;
+
+#endif /* _OPCODE_XGATE_H */
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