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Unified Diff: src/trusted/validator_ragel/unreviewed/decoder.h

Issue 11000033: Move validator_x86_XX.rl out of unreviewed. (Closed) Base URL: svn://svn.chromium.org/native_client/trunk/src/native_client/
Patch Set: Created 8 years, 2 months ago
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Index: src/trusted/validator_ragel/unreviewed/decoder.h
===================================================================
--- src/trusted/validator_ragel/unreviewed/decoder.h (revision 9996)
+++ src/trusted/validator_ragel/unreviewed/decoder.h (working copy)
@@ -1,176 +0,0 @@
-/*
- * Copyright (c) 2012 The Native Client Authors. All rights reserved.
- * Use of this source code is governed by a BSD-style license that can be
- * found in the LICENSE file.
- */
-
-#ifndef NATIVE_CLIENT_SRC_TRUSTED_VALIDATOR_RAGEL_DECODER_H_
-#define NATIVE_CLIENT_SRC_TRUSTED_VALIDATOR_RAGEL_DECODER_H_
-
-#include "native_client/src/shared/utils/types.h"
-#include "native_client/src/trusted/validator/x86/nacl_cpuid.h"
-
-EXTERN_C_BEGIN
-
-enum OperandType {
- /*
- * These are for general-purpose registers, memory access and immediates.
- * They are not used for XMM, MMX etc.
- */
- OPERAND_TYPE_8_BIT,
- OPERAND_TYPE_16_BIT,
- OPERAND_TYPE_32_BIT,
- OPERAND_TYPE_64_BIT,
-
- /* Non-GP registers. */
- OPERAND_TYPE_ST, /* Any X87 register. */
- OPERAND_TYPE_MMX, /* MMX registers: %mmX. */
- OPERAND_TYPE_XMM, /* XMM register: %xmmX. */
- OPERAND_TYPE_YMM, /* YMM registers: %ymmX. */
- OPERAND_TYPE_SEGMENT_REGISTER, /* Operand is segment register: %es … %gs. */
- OPERAND_TYPE_CONTROL_REGISTER, /* Operand is control register: %crX. */
- OPERAND_TYPE_DEBUG_REGISTER, /* Operand is debug register: %drX. */
- OPERAND_TYPE_TEST_REGISTER, /* Operand is test register: %trX. */
-
- /*
- * All other operand types are not used as register arguments. These are
- * immediates or memory.
- */
- OPERAND_TYPES_REGISTER_MAX = OPERAND_TYPE_TEST_REGISTER + 1,
-
- /* See VPERMIL2Px instruction for description of 2-bit operand type. */
- OPERAND_TYPE_2_BIT = OPERAND_TYPES_REGISTER_MAX,
- /*
- * SIMD memory access operands. Note: 3D Now! and MMX instructions use
- * OPERAND_TYPE_64_BIT operands which are used for GP registers, too.
- * This overloading is not good and it may be good idea to separate them
- * but sadly AMD/Intel manuals conflate them and it was deemed that it's
- * too much work to separate them.
- */
- OPERAND_TYPE_128_BIT,
- OPERAND_TYPE_256_BIT,
-
- /* OPERAND_X87_SIZE_*_BIT are signed integers in memory.*/
- OPERAND_TYPE_X87_16_BIT,
- OPERAND_TYPE_X87_32_BIT,
- OPERAND_TYPE_X87_64_BIT,
-
- /* OPERAND_FLOAT_SIZE_*_BIT are used for in-memory operands. */
- OPERAND_TYPE_FLOAT_32_BIT,
- OPERAND_TYPE_FLOAT_64_BIT,
- OPERAND_TYPE_FLOAT_80_BIT,
-
- /* Miscellaneous structures in memory. */
- OPERAND_TYPE_X87_BCD, /* 10-byte packed BCD value. */
- OPERAND_TYPE_X87_ENV, /* A 14-byte or 28-byte x87 environment. */
- OPERAND_TYPE_X87_STATE, /* A 94-byte or 108-byte x87 state. */
- OPERAND_TYPE_X87_MMX_XMM_STATE, /* A 512-byte extended x87/MMX/XMM state. */
- OPERAND_TYPE_SELECTOR, /* Operand is 6/10 bytes selector. */
- OPERAND_TYPE_FAR_PTR /* Operand is 6/10 bytes far pointer. */
-};
-
-enum OperandName {
- /* First 16 registers are compatible with encoding of registers in x86 ABI. */
- REG_RAX,
- REG_RCX,
- REG_RDX,
- REG_RBX,
- REG_RSP,
- REG_RBP,
- REG_RSI,
- REG_RDI,
- REG_R8,
- REG_R9,
- REG_R10,
- REG_R11,
- REG_R12,
- REG_R13,
- REG_R14,
- REG_R15,
- /* These are different kinds of operands used in special cases. */
- REG_RM, /* Address in memory via rm field. */
- REG_RIP, /* RIP - used as base in x86-64 mode. */
- REG_RIZ, /* EIZ/RIZ - used as "always zero index" register. */
- REG_IMM, /* Fixed value in imm field. */
- REG_IMM2, /* Fixed value in second imm field. */
- REG_DS_RBX, /* Fox xlat: %ds(%rbx). */
- REG_ES_RDI, /* For string instructions: %es:(%rsi). */
- REG_DS_RSI, /* For string instructions: %ds:(%rdi). */
- REG_PORT_DX, /* 16-bit DX: for in/out instructions. */
- NO_REG, /* For modrm: both index and base can be absent. */
- REG_ST, /* For x87 instructions: implicit %st. */
- JMP_TO, /* Operand is jump target address: usually %rip+offset. */
-};
-
-/*
- * Displacement can be of four different sizes in x86 instruction set: nothing,
- * 8-bit, 16-bit, 32-bit, and 64-bit. These are traditionally treated slightly
- * differently by decoders: 8-bit are usually printed as signed offset, while
- * 32-bit (in ia32 mode) and 64-bit (in amd64 mode) are printed as unsigned
- * offset.
- */
-enum DisplacementMode {
- DISPNONE,
- DISP8,
- DISP16,
- DISP32,
- DISP64
-};
-
-struct Instruction {
- const char *name;
- unsigned char operands_count;
- struct {
- unsigned char rex; /* Mostly to distingush cases like %ah vs %spl. */
- Bool rex_b_spurious;
- Bool rex_x_spurious;
- Bool rex_r_spurious;
- Bool rex_w_spurious;
- Bool data16; /* "Normal", non-rex prefixes. */
- Bool data16_spurious;
- Bool lock;
- Bool repnz;
- Bool repz;
- Bool branch_not_taken;
- Bool branch_taken;
- } prefix;
- struct {
- enum OperandName name;
- enum OperandType type;
- } operands[5];
- struct {
- enum OperandName base;
- enum OperandName index;
- int scale;
- int64_t offset;
- enum DisplacementMode disp_type;
- } rm;
- uint64_t imm[2];
- const char* att_instruction_suffix;
-};
-
-typedef void (*ProcessInstructionFunc) (const uint8_t *begin,
- const uint8_t *end,
- struct Instruction *instruction,
- void *userdata);
-
-typedef void (*ProcessDecodingErrorFunc) (const uint8_t *ptr,
- void *userdata);
-
-/*
- * kFullCPUIDFeatures is pre-defined constant of NaClCPUFeaturesX86 type with
- * all possible CPUID features enabled.
- */
-extern const NaClCPUFeaturesX86 kFullCPUIDFeatures;
-
-int DecodeChunkAMD64(const uint8_t *data, size_t size,
- ProcessInstructionFunc process_instruction,
- ProcessDecodingErrorFunc process_error, void *userdata);
-
-int DecodeChunkIA32(const uint8_t *data, size_t size,
- ProcessInstructionFunc process_instruction,
- ProcessDecodingErrorFunc process_error, void *userdata);
-
-EXTERN_C_END
-
-#endif /* NATIVE_CLIENT_SRC_TRUSTED_VALIDATOR_RAGEL_DECODER_H_ */

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