mirror of
https://sourceware.org/git/binutils-gdb.git
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6f143e4d77
* i386-gen.c: Update copyright to 2008. * i386-opc.h: Likewise. * i386-opc.tbl: Likewise. * i386-init.h: Regenerated. * i386-tbl.h: Likewise.
992 lines
22 KiB
C
992 lines
22 KiB
C
/* Copyright 2007, 2008 Free Software Foundation, Inc.
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This file is part of the GNU opcodes library.
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This library is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3, or (at your option)
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any later version.
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It is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
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License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
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MA 02110-1301, USA. */
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#include "sysdep.h"
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#include <stdio.h>
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#include <errno.h>
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#include "getopt.h"
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#include "libiberty.h"
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#include "safe-ctype.h"
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#include "i386-opc.h"
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#include <libintl.h>
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#define _(String) gettext (String)
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static const char *program_name = NULL;
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static int debug = 0;
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typedef struct initializer
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{
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const char *name;
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const char *init;
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} initializer;
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static initializer cpu_flag_init [] =
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{
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{ "CPU_UNKNOWN_FLAGS",
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"unknown" },
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{ "CPU_GENERIC32_FLAGS",
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"Cpu186|Cpu286|Cpu386" },
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{ "CPU_GENERIC64_FLAGS",
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"Cpu186|Cpu286|Cpu386|Cpu486|Cpu586|Cpu686|CpuP4|CpuMMX|CpuMMX2|CpuSSE|CpuSSE2" },
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{ "CPU_NONE_FLAGS",
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"0" },
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{ "CPU_I186_FLAGS",
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"Cpu186" },
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{ "CPU_I286_FLAGS",
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"Cpu186|Cpu286" },
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{ "CPU_I386_FLAGS",
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"Cpu186|Cpu286|Cpu386" },
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{ "CPU_I486_FLAGS",
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"Cpu186|Cpu286|Cpu386|Cpu486" },
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{ "CPU_I586_FLAGS",
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"Cpu186|Cpu286|Cpu386|Cpu486|Cpu586" },
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{ "CPU_I686_FLAGS",
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"Cpu186|Cpu286|Cpu386|Cpu486|Cpu586|Cpu686" },
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{ "CPU_P2_FLAGS",
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"Cpu186|Cpu286|Cpu386|Cpu486|Cpu586|Cpu686|CpuMMX" },
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{ "CPU_P3_FLAGS",
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"Cpu186|Cpu286|Cpu386|Cpu486|Cpu586|Cpu686|CpuMMX|CpuMMX2|CpuSSE" },
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{ "CPU_P4_FLAGS",
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"Cpu186|Cpu286|Cpu386|Cpu486|Cpu586|Cpu686|CpuP4|CpuMMX|CpuMMX2|CpuSSE|CpuSSE2" },
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{ "CPU_NOCONA_FLAGS",
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"Cpu186|Cpu286|Cpu386|Cpu486|Cpu586|Cpu686|CpuP4|CpuMMX|CpuMMX2|CpuSSE|CpuSSE2|CpuSSE3|CpuLM" },
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{ "CPU_CORE_FLAGS",
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"Cpu186|Cpu286|Cpu386|Cpu486|Cpu586|Cpu686|CpuP4|CpuMMX|CpuMMX2|CpuSSE|CpuSSE2|CpuSSE3" },
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{ "CPU_CORE2_FLAGS",
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"Cpu186|Cpu286|Cpu386|Cpu486|Cpu586|Cpu686|CpuP4|CpuMMX|CpuMMX2|CpuSSE|CpuSSE2|CpuSSE3|CpuSSSE3|CpuLM" },
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{ "CPU_K6_FLAGS",
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"Cpu186|Cpu286|Cpu386|Cpu486|Cpu586|CpuK6|CpuMMX" },
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{ "CPU_K6_2_FLAGS",
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"Cpu186|Cpu286|Cpu386|Cpu486|Cpu586|CpuK6|CpuMMX|Cpu3dnow" },
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{ "CPU_ATHLON_FLAGS",
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"Cpu186|Cpu286|Cpu386|Cpu486|Cpu586|Cpu686|CpuK6|CpuMMX|CpuMMX2|Cpu3dnow|Cpu3dnowA" },
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{ "CPU_K8_FLAGS",
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"Cpu186|Cpu286|Cpu386|Cpu486|Cpu586|Cpu686|CpuK6|CpuK8|CpuMMX|CpuMMX2|Cpu3dnow|Cpu3dnowA|CpuSSE|CpuSSE2|CpuLM" },
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{ "CPU_AMDFAM10_FLAGS",
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"Cpu186|Cpu286|Cpu386|Cpu486|Cpu586|Cpu686|CpuK6|CpuK8|CpuMMX|CpuMMX2|Cpu3dnow|Cpu3dnowA|CpuSSE|CpuSSE2|CpuSSE3|CpuSSE4a|CpuABM|CpuLM" },
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{ "CPU_MMX_FLAGS",
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"CpuMMX" },
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{ "CPU_SSE_FLAGS",
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"CpuMMX|CpuMMX2|CpuSSE" },
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{ "CPU_SSE2_FLAGS",
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"CpuMMX|CpuMMX2|CpuSSE|CpuSSE2" },
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{ "CPU_SSE3_FLAGS",
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"CpuMMX|CpuMMX2|CpuSSE|CpuSSE2|CpuSSE3" },
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{ "CPU_SSSE3_FLAGS",
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"CpuMMX|CpuMMX2|CpuSSE|CpuSSE2|CpuSSE3|CpuSSSE3" },
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{ "CPU_SSE4_1_FLAGS",
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"CpuMMX|CpuMMX2|CpuSSE|CpuSSE2|CpuSSE3|CpuSSSE3|CpuSSE4_1" },
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{ "CPU_SSE4_2_FLAGS",
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"CpuMMX|CpuMMX2|CpuSSE|CpuSSE2|CpuSSE3|CpuSSSE3|CpuSSE4_1|CpuSSE4_2" },
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{ "CPU_3DNOW_FLAGS",
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"CpuMMX|Cpu3dnow" },
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{ "CPU_3DNOWA_FLAGS",
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"CpuMMX|CpuMMX2|Cpu3dnow|Cpu3dnowA" },
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{ "CPU_PADLOCK_FLAGS",
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"CpuPadLock" },
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{ "CPU_SVME_FLAGS",
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"CpuSVME" },
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{ "CPU_SSE4A_FLAGS",
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"CpuMMX|CpuMMX2|CpuSSE|CpuSSE2|CpuSSE3|CpuSSE4a" },
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{ "CPU_ABM_FLAGS",
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"CpuABM" },
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{ "CPU_SSE5_FLAGS",
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"CpuMMX|CpuMMX2|CpuSSE|CpuSSE2|CpuSSE3|CpuSSE4a|CpuABM|CpuSSE5"},
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};
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static initializer operand_type_init [] =
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{
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{ "OPERAND_TYPE_NONE",
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"0" },
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{ "OPERAND_TYPE_REG8",
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"Reg8" },
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{ "OPERAND_TYPE_REG16",
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"Reg16" },
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{ "OPERAND_TYPE_REG32",
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"Reg32" },
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{ "OPERAND_TYPE_REG64",
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"Reg64" },
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{ "OPERAND_TYPE_IMM1",
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"Imm1" },
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{ "OPERAND_TYPE_IMM8",
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"Imm8" },
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{ "OPERAND_TYPE_IMM8S",
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"Imm8S" },
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{ "OPERAND_TYPE_IMM16",
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"Imm16" },
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{ "OPERAND_TYPE_IMM32",
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"Imm32" },
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{ "OPERAND_TYPE_IMM32S",
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"Imm32S" },
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{ "OPERAND_TYPE_IMM64",
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"Imm64" },
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{ "OPERAND_TYPE_BASEINDEX",
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"BaseIndex" },
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{ "OPERAND_TYPE_DISP8",
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"Disp8" },
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{ "OPERAND_TYPE_DISP16",
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"Disp16" },
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{ "OPERAND_TYPE_DISP32",
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"Disp32" },
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{ "OPERAND_TYPE_DISP32S",
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"Disp32S" },
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{ "OPERAND_TYPE_DISP64",
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"Disp64" },
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{ "OPERAND_TYPE_INOUTPORTREG",
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"InOutPortReg" },
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{ "OPERAND_TYPE_SHIFTCOUNT",
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"ShiftCount" },
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{ "OPERAND_TYPE_CONTROL",
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"Control" },
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{ "OPERAND_TYPE_TEST",
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"Test" },
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{ "OPERAND_TYPE_DEBUG",
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"FloatReg" },
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{ "OPERAND_TYPE_FLOATREG",
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"FloatReg" },
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{ "OPERAND_TYPE_FLOATACC",
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"FloatAcc" },
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{ "OPERAND_TYPE_SREG2",
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"SReg2" },
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{ "OPERAND_TYPE_SREG3",
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"SReg3" },
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{ "OPERAND_TYPE_ACC",
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"Acc" },
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{ "OPERAND_TYPE_JUMPABSOLUTE",
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"JumpAbsolute" },
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{ "OPERAND_TYPE_REGMMX",
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"RegMMX" },
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{ "OPERAND_TYPE_REGXMM",
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"RegXMM" },
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{ "OPERAND_TYPE_ESSEG",
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"EsSeg" },
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{ "OPERAND_TYPE_ACC32",
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"Reg32|Acc" },
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{ "OPERAND_TYPE_ACC64",
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"Reg64|Acc" },
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{ "OPERAND_TYPE_REG16_INOUTPORTREG",
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"Reg16|InOutPortReg" },
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{ "OPERAND_TYPE_DISP16_32",
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"Disp16|Disp32" },
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{ "OPERAND_TYPE_ANYDISP",
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"Disp8|Disp16|Disp32|Disp32S|Disp64" },
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{ "OPERAND_TYPE_IMM16_32",
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"Imm16|Imm32" },
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{ "OPERAND_TYPE_IMM16_32S",
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"Imm16|Imm32S" },
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{ "OPERAND_TYPE_IMM16_32_32S",
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"Imm16|Imm32|Imm32S" },
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{ "OPERAND_TYPE_IMM32_32S_DISP32",
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"Imm32|Imm32S|Disp32" },
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{ "OPERAND_TYPE_IMM64_DISP64",
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"Imm64|Disp64" },
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{ "OPERAND_TYPE_IMM32_32S_64_DISP32",
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"Imm32|Imm32S|Imm64|Disp32" },
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{ "OPERAND_TYPE_IMM32_32S_64_DISP32_64",
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"Imm32|Imm32S|Imm64|Disp32|Disp64" },
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};
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typedef struct bitfield
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{
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int position;
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int value;
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const char *name;
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} bitfield;
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#define BITFIELD(n) { n, 0, #n }
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static bitfield cpu_flags[] =
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{
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BITFIELD (Cpu186),
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BITFIELD (Cpu286),
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BITFIELD (Cpu386),
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BITFIELD (Cpu486),
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BITFIELD (Cpu586),
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BITFIELD (Cpu686),
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BITFIELD (CpuP4),
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BITFIELD (CpuK6),
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BITFIELD (CpuK8),
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BITFIELD (CpuMMX),
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BITFIELD (CpuMMX2),
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BITFIELD (CpuSSE),
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BITFIELD (CpuSSE2),
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BITFIELD (CpuSSE3),
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BITFIELD (CpuSSSE3),
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BITFIELD (CpuSSE4_1),
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BITFIELD (CpuSSE4_2),
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BITFIELD (CpuSSE4a),
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BITFIELD (CpuSSE5),
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BITFIELD (Cpu3dnow),
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BITFIELD (Cpu3dnowA),
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BITFIELD (CpuPadLock),
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BITFIELD (CpuSVME),
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BITFIELD (CpuVMX),
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BITFIELD (CpuSMX),
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BITFIELD (CpuABM),
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BITFIELD (CpuLM),
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BITFIELD (Cpu64),
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BITFIELD (CpuNo64),
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#ifdef CpuUnused
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BITFIELD (CpuUnused),
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#endif
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};
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static bitfield opcode_modifiers[] =
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{
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BITFIELD (D),
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BITFIELD (W),
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BITFIELD (Modrm),
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BITFIELD (ShortForm),
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BITFIELD (Jump),
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BITFIELD (JumpDword),
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BITFIELD (JumpByte),
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BITFIELD (JumpInterSegment),
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BITFIELD (FloatMF),
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BITFIELD (FloatR),
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BITFIELD (FloatD),
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BITFIELD (Size16),
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BITFIELD (Size32),
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BITFIELD (Size64),
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BITFIELD (IgnoreSize),
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BITFIELD (DefaultSize),
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BITFIELD (No_bSuf),
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BITFIELD (No_wSuf),
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BITFIELD (No_lSuf),
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BITFIELD (No_sSuf),
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BITFIELD (No_qSuf),
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BITFIELD (No_ldSuf),
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BITFIELD (CheckSize),
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BITFIELD (Byte),
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BITFIELD (Word),
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BITFIELD (Dword),
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BITFIELD (Qword),
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BITFIELD (Xmmword),
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BITFIELD (FWait),
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BITFIELD (IsString),
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BITFIELD (RegKludge),
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BITFIELD (FirstXmm0),
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BITFIELD (ByteOkIntel),
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BITFIELD (ToDword),
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BITFIELD (ToQword),
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BITFIELD (AddrPrefixOp0),
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BITFIELD (IsPrefix),
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BITFIELD (ImmExt),
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BITFIELD (NoRex64),
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BITFIELD (Rex64),
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BITFIELD (Ugh),
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BITFIELD (Drex),
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BITFIELD (Drexv),
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BITFIELD (Drexc),
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BITFIELD (OldGcc),
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BITFIELD (ATTMnemonic),
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BITFIELD (IntelMnemonic),
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};
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static bitfield operand_types[] =
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{
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BITFIELD (Reg8),
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BITFIELD (Reg16),
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BITFIELD (Reg32),
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BITFIELD (Reg64),
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BITFIELD (FloatReg),
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BITFIELD (RegMMX),
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BITFIELD (RegXMM),
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BITFIELD (Imm8),
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BITFIELD (Imm8S),
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BITFIELD (Imm16),
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BITFIELD (Imm32),
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BITFIELD (Imm32S),
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BITFIELD (Imm64),
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BITFIELD (Imm1),
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BITFIELD (BaseIndex),
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BITFIELD (Disp8),
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BITFIELD (Disp16),
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BITFIELD (Disp32),
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BITFIELD (Disp32S),
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BITFIELD (Disp64),
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BITFIELD (InOutPortReg),
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BITFIELD (ShiftCount),
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BITFIELD (Control),
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BITFIELD (Debug),
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BITFIELD (Test),
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BITFIELD (SReg2),
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BITFIELD (SReg3),
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BITFIELD (Acc),
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BITFIELD (FloatAcc),
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BITFIELD (JumpAbsolute),
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BITFIELD (EsSeg),
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BITFIELD (RegMem),
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#ifdef OTUnused
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BITFIELD (OTUnused),
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#endif
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};
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static int
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compare (const void *x, const void *y)
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{
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const bitfield *xp = (const bitfield *) x;
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const bitfield *yp = (const bitfield *) y;
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return xp->position - yp->position;
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}
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static void
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fail (const char *message, ...)
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{
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va_list args;
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va_start (args, message);
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fprintf (stderr, _("%s: Error: "), program_name);
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vfprintf (stderr, message, args);
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va_end (args);
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xexit (1);
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}
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static void
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process_copyright (FILE *fp)
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{
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fprintf (fp, "/* This file is automatically generated by i386-gen. Do not edit! */\n\
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/* Copyright 2007, 2008 Free Software Foundation, Inc.\n\
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\n\
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This file is part of the GNU opcodes library.\n\
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\n\
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This library is free software; you can redistribute it and/or modify\n\
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it under the terms of the GNU General Public License as published by\n\
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the Free Software Foundation; either version 3, or (at your option)\n\
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any later version.\n\
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\n\
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It is distributed in the hope that it will be useful, but WITHOUT\n\
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY\n\
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or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public\n\
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License for more details.\n\
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\n\
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You should have received a copy of the GNU General Public License\n\
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along with this program; if not, write to the Free Software\n\
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Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,\n\
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MA 02110-1301, USA. */\n");
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}
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/* Remove leading white spaces. */
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static char *
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remove_leading_whitespaces (char *str)
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{
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while (ISSPACE (*str))
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str++;
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return str;
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}
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/* Remove trailing white spaces. */
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static void
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remove_trailing_whitespaces (char *str)
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{
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size_t last = strlen (str);
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if (last == 0)
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return;
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do
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{
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last--;
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if (ISSPACE (str [last]))
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str[last] = '\0';
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else
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break;
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}
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while (last != 0);
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}
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/* Find next field separated by SEP and terminate it. Return a
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pointer to the one after it. */
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static char *
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next_field (char *str, char sep, char **next)
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{
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char *p;
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p = remove_leading_whitespaces (str);
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for (str = p; *str != sep && *str != '\0'; str++);
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*str = '\0';
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remove_trailing_whitespaces (p);
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*next = str + 1;
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return p;
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}
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static void
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set_bitfield (const char *f, bitfield *array, unsigned int size)
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{
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unsigned int i;
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if (strcmp (f, "CpuSledgehammer") == 0)
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f= "CpuK8";
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for (i = 0; i < size; i++)
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if (strcasecmp (array[i].name, f) == 0)
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{
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array[i].value = 1;
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return;
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}
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printf ("Unknown bitfield: %s\n", f);
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abort ();
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}
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static void
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output_cpu_flags (FILE *table, bitfield *flags, unsigned int size,
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int macro, const char *comma, const char *indent)
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{
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unsigned int i;
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fprintf (table, "%s{ { ", indent);
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for (i = 0; i < size - 1; i++)
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{
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fprintf (table, "%d, ", flags[i].value);
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if (((i + 1) % 20) == 0)
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{
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/* We need \\ for macro. */
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if (macro)
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fprintf (table, " \\\n %s", indent);
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else
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fprintf (table, "\n %s", indent);
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}
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}
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fprintf (table, "%d } }%s\n", flags[i].value, comma);
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}
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static void
|
|
process_i386_cpu_flag (FILE *table, char *flag, int macro,
|
|
const char *comma, const char *indent)
|
|
{
|
|
char *str, *next, *last;
|
|
bitfield flags [ARRAY_SIZE (cpu_flags)];
|
|
|
|
/* Copy the default cpu flags. */
|
|
memcpy (flags, cpu_flags, sizeof (cpu_flags));
|
|
|
|
if (strcasecmp (flag, "unknown") == 0)
|
|
{
|
|
unsigned int i;
|
|
|
|
/* We turn on everything except for cpu64 in case of
|
|
CPU_UNKNOWN_FLAGS. */
|
|
for (i = 0; i < ARRAY_SIZE (flags); i++)
|
|
if (flags[i].position != Cpu64)
|
|
flags[i].value = 1;
|
|
}
|
|
else if (strcmp (flag, "0"))
|
|
{
|
|
last = flag + strlen (flag);
|
|
for (next = flag; next && next < last; )
|
|
{
|
|
str = next_field (next, '|', &next);
|
|
if (str)
|
|
set_bitfield (str, flags, ARRAY_SIZE (flags));
|
|
}
|
|
}
|
|
|
|
output_cpu_flags (table, flags, ARRAY_SIZE (flags), macro,
|
|
comma, indent);
|
|
}
|
|
|
|
static void
|
|
output_opcode_modifier (FILE *table, bitfield *modifier, unsigned int size)
|
|
{
|
|
unsigned int i;
|
|
|
|
fprintf (table, " { ");
|
|
|
|
for (i = 0; i < size - 1; i++)
|
|
{
|
|
fprintf (table, "%d, ", modifier[i].value);
|
|
if (((i + 1) % 20) == 0)
|
|
fprintf (table, "\n ");
|
|
}
|
|
|
|
fprintf (table, "%d },\n", modifier[i].value);
|
|
}
|
|
|
|
static void
|
|
process_i386_opcode_modifier (FILE *table, char *mod)
|
|
{
|
|
char *str, *next, *last;
|
|
bitfield modifiers [ARRAY_SIZE (opcode_modifiers)];
|
|
|
|
/* Copy the default opcode modifier. */
|
|
memcpy (modifiers, opcode_modifiers, sizeof (modifiers));
|
|
|
|
if (strcmp (mod, "0"))
|
|
{
|
|
last = mod + strlen (mod);
|
|
for (next = mod; next && next < last; )
|
|
{
|
|
str = next_field (next, '|', &next);
|
|
if (str)
|
|
set_bitfield (str, modifiers, ARRAY_SIZE (modifiers));
|
|
}
|
|
}
|
|
output_opcode_modifier (table, modifiers, ARRAY_SIZE (modifiers));
|
|
}
|
|
|
|
static void
|
|
output_operand_type (FILE *table, bitfield *types, unsigned int size,
|
|
int macro, const char *indent)
|
|
{
|
|
unsigned int i;
|
|
|
|
fprintf (table, "{ { ");
|
|
|
|
for (i = 0; i < size - 1; i++)
|
|
{
|
|
fprintf (table, "%d, ", types[i].value);
|
|
if (((i + 1) % 20) == 0)
|
|
{
|
|
/* We need \\ for macro. */
|
|
if (macro)
|
|
fprintf (table, "\\\n%s", indent);
|
|
else
|
|
fprintf (table, "\n%s", indent);
|
|
}
|
|
}
|
|
|
|
fprintf (table, "%d } }", types[i].value);
|
|
}
|
|
|
|
static void
|
|
process_i386_operand_type (FILE *table, char *op, int macro,
|
|
const char *indent)
|
|
{
|
|
char *str, *next, *last;
|
|
bitfield types [ARRAY_SIZE (operand_types)];
|
|
|
|
/* Copy the default operand type. */
|
|
memcpy (types, operand_types, sizeof (types));
|
|
|
|
if (strcmp (op, "0"))
|
|
{
|
|
last = op + strlen (op);
|
|
for (next = op; next && next < last; )
|
|
{
|
|
str = next_field (next, '|', &next);
|
|
if (str)
|
|
set_bitfield (str, types, ARRAY_SIZE (types));
|
|
}
|
|
}
|
|
output_operand_type (table, types, ARRAY_SIZE (types), macro,
|
|
indent);
|
|
}
|
|
|
|
static void
|
|
process_i386_opcodes (FILE *table)
|
|
{
|
|
FILE *fp = fopen ("i386-opc.tbl", "r");
|
|
char buf[2048];
|
|
unsigned int i;
|
|
char *str, *p, *last;
|
|
char *name, *operands, *base_opcode, *extension_opcode;
|
|
char *opcode_length;
|
|
char *cpu_flags, *opcode_modifier, *operand_types [MAX_OPERANDS];
|
|
|
|
if (fp == NULL)
|
|
fail (_("can't find i386-opc.tbl for reading, errno = %s\n"),
|
|
xstrerror (errno));
|
|
|
|
fprintf (table, "\n/* i386 opcode table. */\n\n");
|
|
fprintf (table, "const template i386_optab[] =\n{\n");
|
|
|
|
while (!feof (fp))
|
|
{
|
|
if (fgets (buf, sizeof (buf), fp) == NULL)
|
|
break;
|
|
|
|
p = remove_leading_whitespaces (buf);
|
|
|
|
/* Skip comments. */
|
|
str = strstr (p, "//");
|
|
if (str != NULL)
|
|
str[0] = '\0';
|
|
|
|
/* Remove trailing white spaces. */
|
|
remove_trailing_whitespaces (p);
|
|
|
|
switch (p[0])
|
|
{
|
|
case '#':
|
|
fprintf (table, "%s\n", p);
|
|
case '\0':
|
|
continue;
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
|
|
last = p + strlen (p);
|
|
|
|
/* Find name. */
|
|
name = next_field (p, ',', &str);
|
|
|
|
if (str >= last)
|
|
abort ();
|
|
|
|
/* Find number of operands. */
|
|
operands = next_field (str, ',', &str);
|
|
|
|
if (str >= last)
|
|
abort ();
|
|
|
|
/* Find base_opcode. */
|
|
base_opcode = next_field (str, ',', &str);
|
|
|
|
if (str >= last)
|
|
abort ();
|
|
|
|
/* Find extension_opcode. */
|
|
extension_opcode = next_field (str, ',', &str);
|
|
|
|
if (str >= last)
|
|
abort ();
|
|
|
|
/* Find opcode_length. */
|
|
opcode_length = next_field (str, ',', &str);
|
|
|
|
if (str >= last)
|
|
abort ();
|
|
|
|
/* Find cpu_flags. */
|
|
cpu_flags = next_field (str, ',', &str);
|
|
|
|
if (str >= last)
|
|
abort ();
|
|
|
|
/* Find opcode_modifier. */
|
|
opcode_modifier = next_field (str, ',', &str);
|
|
|
|
if (str >= last)
|
|
abort ();
|
|
|
|
/* Remove the first {. */
|
|
str = remove_leading_whitespaces (str);
|
|
if (*str != '{')
|
|
abort ();
|
|
str = remove_leading_whitespaces (str + 1);
|
|
|
|
i = strlen (str);
|
|
|
|
/* There are at least "X}". */
|
|
if (i < 2)
|
|
abort ();
|
|
|
|
/* Remove trailing white spaces and }. */
|
|
do
|
|
{
|
|
i--;
|
|
if (ISSPACE (str[i]) || str[i] == '}')
|
|
str[i] = '\0';
|
|
else
|
|
break;
|
|
}
|
|
while (i != 0);
|
|
|
|
last = str + i;
|
|
|
|
/* Find operand_types. */
|
|
for (i = 0; i < ARRAY_SIZE (operand_types); i++)
|
|
{
|
|
if (str >= last)
|
|
{
|
|
operand_types [i] = NULL;
|
|
break;
|
|
}
|
|
|
|
operand_types [i] = next_field (str, ',', &str);
|
|
if (*operand_types[i] == '0')
|
|
{
|
|
if (i != 0)
|
|
operand_types[i] = NULL;
|
|
break;
|
|
}
|
|
}
|
|
|
|
fprintf (table, " { \"%s\", %s, %s, %s, %s,\n",
|
|
name, operands, base_opcode, extension_opcode,
|
|
opcode_length);
|
|
|
|
process_i386_cpu_flag (table, cpu_flags, 0, ",", " ");
|
|
|
|
process_i386_opcode_modifier (table, opcode_modifier);
|
|
|
|
fprintf (table, " { ");
|
|
|
|
for (i = 0; i < ARRAY_SIZE (operand_types); i++)
|
|
{
|
|
if (operand_types[i] == NULL
|
|
|| *operand_types[i] == '0')
|
|
{
|
|
if (i == 0)
|
|
process_i386_operand_type (table, "0", 0, "\t ");
|
|
break;
|
|
}
|
|
|
|
if (i != 0)
|
|
fprintf (table, ",\n ");
|
|
|
|
process_i386_operand_type (table, operand_types[i], 0,
|
|
"\t ");
|
|
}
|
|
fprintf (table, " } },\n");
|
|
}
|
|
|
|
fclose (fp);
|
|
|
|
fprintf (table, " { NULL, 0, 0, 0, 0,\n");
|
|
|
|
process_i386_cpu_flag (table, "0", 0, ",", " ");
|
|
|
|
process_i386_opcode_modifier (table, "0");
|
|
|
|
fprintf (table, " { ");
|
|
process_i386_operand_type (table, "0", 0, "\t ");
|
|
fprintf (table, " } }\n");
|
|
|
|
fprintf (table, "};\n");
|
|
}
|
|
|
|
static void
|
|
process_i386_registers (FILE *table)
|
|
{
|
|
FILE *fp = fopen ("i386-reg.tbl", "r");
|
|
char buf[2048];
|
|
char *str, *p, *last;
|
|
char *reg_name, *reg_type, *reg_flags, *reg_num;
|
|
|
|
if (fp == NULL)
|
|
fail (_("can't find i386-reg.tbl for reading, errno = %s\n"),
|
|
xstrerror (errno));
|
|
|
|
fprintf (table, "\n/* i386 register table. */\n\n");
|
|
fprintf (table, "const reg_entry i386_regtab[] =\n{\n");
|
|
|
|
while (!feof (fp))
|
|
{
|
|
if (fgets (buf, sizeof (buf), fp) == NULL)
|
|
break;
|
|
|
|
p = remove_leading_whitespaces (buf);
|
|
|
|
/* Skip comments. */
|
|
str = strstr (p, "//");
|
|
if (str != NULL)
|
|
str[0] = '\0';
|
|
|
|
/* Remove trailing white spaces. */
|
|
remove_trailing_whitespaces (p);
|
|
|
|
switch (p[0])
|
|
{
|
|
case '#':
|
|
fprintf (table, "%s\n", p);
|
|
case '\0':
|
|
continue;
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
|
|
last = p + strlen (p);
|
|
|
|
/* Find reg_name. */
|
|
reg_name = next_field (p, ',', &str);
|
|
|
|
if (str >= last)
|
|
abort ();
|
|
|
|
/* Find reg_type. */
|
|
reg_type = next_field (str, ',', &str);
|
|
|
|
if (str >= last)
|
|
abort ();
|
|
|
|
/* Find reg_flags. */
|
|
reg_flags = next_field (str, ',', &str);
|
|
|
|
if (str >= last)
|
|
abort ();
|
|
|
|
/* Find reg_num. */
|
|
reg_num = next_field (str, ',', &str);
|
|
|
|
fprintf (table, " { \"%s\",\n ", reg_name);
|
|
|
|
process_i386_operand_type (table, reg_type, 0, "\t");
|
|
|
|
fprintf (table, ",\n %s, %s },\n", reg_flags, reg_num);
|
|
}
|
|
|
|
fclose (fp);
|
|
|
|
fprintf (table, "};\n");
|
|
|
|
fprintf (table, "\nconst unsigned int i386_regtab_size = ARRAY_SIZE (i386_regtab);\n");
|
|
}
|
|
|
|
static void
|
|
process_i386_initializers (void)
|
|
{
|
|
unsigned int i;
|
|
FILE *fp = fopen ("i386-init.h", "w");
|
|
char *init;
|
|
|
|
if (fp == NULL)
|
|
fail (_("can't create i386-init.h, errno = %s\n"),
|
|
xstrerror (errno));
|
|
|
|
process_copyright (fp);
|
|
|
|
for (i = 0; i < ARRAY_SIZE (cpu_flag_init); i++)
|
|
{
|
|
fprintf (fp, "\n#define %s \\\n", cpu_flag_init[i].name);
|
|
init = xstrdup (cpu_flag_init[i].init);
|
|
process_i386_cpu_flag (fp, init, 1, "", " ");
|
|
free (init);
|
|
}
|
|
|
|
for (i = 0; i < ARRAY_SIZE (operand_type_init); i++)
|
|
{
|
|
fprintf (fp, "\n\n#define %s \\\n ", operand_type_init[i].name);
|
|
init = xstrdup (operand_type_init[i].init);
|
|
process_i386_operand_type (fp, init, 1, " ");
|
|
free (init);
|
|
}
|
|
fprintf (fp, "\n");
|
|
|
|
fclose (fp);
|
|
}
|
|
|
|
/* Program options. */
|
|
#define OPTION_SRCDIR 200
|
|
|
|
struct option long_options[] =
|
|
{
|
|
{"srcdir", required_argument, NULL, OPTION_SRCDIR},
|
|
{"debug", no_argument, NULL, 'd'},
|
|
{"version", no_argument, NULL, 'V'},
|
|
{"help", no_argument, NULL, 'h'},
|
|
{0, no_argument, NULL, 0}
|
|
};
|
|
|
|
static void
|
|
print_version (void)
|
|
{
|
|
printf ("%s: version 1.0\n", program_name);
|
|
xexit (0);
|
|
}
|
|
|
|
static void
|
|
usage (FILE * stream, int status)
|
|
{
|
|
fprintf (stream, "Usage: %s [-V | --version] [-d | --debug] [--srcdir=dirname] [--help]\n",
|
|
program_name);
|
|
xexit (status);
|
|
}
|
|
|
|
int
|
|
main (int argc, char **argv)
|
|
{
|
|
extern int chdir (char *);
|
|
char *srcdir = NULL;
|
|
int c;
|
|
FILE *table;
|
|
|
|
program_name = *argv;
|
|
xmalloc_set_program_name (program_name);
|
|
|
|
while ((c = getopt_long (argc, argv, "vVdh", long_options, 0)) != EOF)
|
|
switch (c)
|
|
{
|
|
case OPTION_SRCDIR:
|
|
srcdir = optarg;
|
|
break;
|
|
case 'V':
|
|
case 'v':
|
|
print_version ();
|
|
break;
|
|
case 'd':
|
|
debug = 1;
|
|
break;
|
|
case 'h':
|
|
case '?':
|
|
usage (stderr, 0);
|
|
default:
|
|
case 0:
|
|
break;
|
|
}
|
|
|
|
if (optind != argc)
|
|
usage (stdout, 1);
|
|
|
|
if (srcdir != NULL)
|
|
if (chdir (srcdir) != 0)
|
|
fail (_("unable to change directory to \"%s\", errno = %s\n"),
|
|
srcdir, xstrerror (errno));
|
|
|
|
/* Check the unused bitfield in i386_cpu_flags. */
|
|
#ifndef CpuUnused
|
|
c = CpuNumOfBits - CpuMax - 1;
|
|
if (c)
|
|
fail (_("%d unused bits in i386_cpu_flags.\n"), c);
|
|
#endif
|
|
|
|
/* Check the unused bitfield in i386_operand_type. */
|
|
#ifndef OTUnused
|
|
c = OTNumOfBits - OTMax - 1;
|
|
if (c)
|
|
fail (_("%d unused bits in i386_operand_type.\n"), c);
|
|
#endif
|
|
|
|
qsort (cpu_flags, ARRAY_SIZE (cpu_flags), sizeof (cpu_flags [0]),
|
|
compare);
|
|
|
|
qsort (opcode_modifiers, ARRAY_SIZE (opcode_modifiers),
|
|
sizeof (opcode_modifiers [0]), compare);
|
|
|
|
qsort (operand_types, ARRAY_SIZE (operand_types),
|
|
sizeof (operand_types [0]), compare);
|
|
|
|
table = fopen ("i386-tbl.h", "w");
|
|
if (table == NULL)
|
|
fail (_("can't create i386-tbl.h, errno = %s\n"),
|
|
xstrerror (errno));
|
|
|
|
process_copyright (table);
|
|
|
|
process_i386_opcodes (table);
|
|
process_i386_registers (table);
|
|
process_i386_initializers ();
|
|
|
|
fclose (table);
|
|
|
|
exit (0);
|
|
}
|