mirror of
https://github.com/revng/revng
synced 2026-06-21 14:07:57 +00:00
Ivan Krysak
118 lines
2.4 KiB
C
118 lines
2.4 KiB
C
#pragma once
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/*
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* This file is distributed under the MIT License. See LICENSE.md for details.
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*/
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#include <setjmp.h>
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#include <signal.h>
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#include <stdbool.h>
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#include <stdint.h>
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#include <stdnoreturn.h>
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#include "revng/Runtime/PlainMetaAddress.h"
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// Handle target specific information:
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//
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// * Register size
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// * Macro to swap endianness from the host one
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#if defined(TARGET_arm)
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typedef uint32_t target_reg;
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#define SWAP(x) (htole32(x))
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#define TARGET_REG_FORMAT PRIx32
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#elif defined(TARGET_aarch64)
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typedef uint64_t target_reg;
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#define SWAP(x) (htole64(x))
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#define TARGET_REG_FORMAT PRIx64
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#elif defined(TARGET_x86_64)
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typedef uint64_t target_reg;
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#define SWAP(x) (htole64(x))
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#define TARGET_REG_FORMAT PRIx64
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// TODO: these have been recovered by hand
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enum {
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REGISTER_RAX = 0x8250,
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REGISTER_RCX = 0x8258,
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REGISTER_RDX = 0x8260,
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REGISTER_RBX = 0x8268,
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REGISTER_RSP = 0x8270,
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REGISTER_RBP = 0x8278,
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REGISTER_RSI = 0x8280,
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REGISTER_RDI = 0x8288,
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REGISTER_R8 = 0x8290,
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REGISTER_R9 = 0x8298,
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REGISTER_R12 = 0x82b0,
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REGISTER_R13 = 0x82b8,
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REGISTER_R14 = 0x82c0,
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REGISTER_R15 = 0x82c8,
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REGISTER_FS = 0x8370,
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REGISTER_XMM0 = 0x8558,
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REGISTER_XMM1 = 0x8598,
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REGISTER_XMM2 = 0x85d8,
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REGISTER_XMM3 = 0x8618,
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REGISTER_XMM4 = 0x8658,
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REGISTER_XMM5 = 0x8698,
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REGISTER_XMM6 = 0x86d8,
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REGISTER_XMM7 = 0x8718
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};
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#elif defined(TARGET_i386)
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typedef uint32_t target_reg;
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#define SWAP(x) (htole32(x))
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#define TARGET_REG_FORMAT PRIx32
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#elif defined(TARGET_mips)
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typedef uint32_t target_reg;
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#define SWAP(x) (htobe32(x))
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#define TARGET_REG_FORMAT PRIx32
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#elif defined(TARGET_mipsel)
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typedef uint32_t target_reg;
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#define SWAP(x) (htole32(x))
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#define TARGET_REG_FORMAT PRIx32
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#elif defined(TARGET_s390x)
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typedef uint64_t target_reg;
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#define SWAP(x) (htobe64(x))
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#define TARGET_REG_FORMAT PRIx64
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#else
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#error "Architecture not supported"
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#endif
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extern PlainMetaAddress last_pc;
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extern PlainMetaAddress current_pc;
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// Register values before the signal was triggered
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extern target_reg *saved_registers;
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extern uint64_t *segment_boundaries;
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extern uint64_t segments_count;
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// Variables used to initialize the stack
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extern target_reg phdr_address;
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extern target_reg e_phentsize;
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extern target_reg e_phnum;
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// Setjmp/longjmp buffer
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extern jmp_buf jmp_buffer;
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bool is_executable(uint64_t pc);
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void set_register(uint32_t register_id, uint64_t value);
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noreturn void unknown_pc();
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noreturn void revng_abort(const char *reason);
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