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Add qemu runtime defs for aarch64 (#2151)

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Kevin Phoenix 2024-05-12 06:39:55 -07:00 committed by GitHub
parent f17a45dcc3
commit 3328f06de4
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1 changed files with 49 additions and 1 deletions
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libafl_qemu/runtime/libafl_qemu.h
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@ -30,7 +30,7 @@ typedef UINT64 libafl_word;
#else
#include <stdint.h>
#ifdef __x86_64__
#if defined(__x86_64__) || defined(__aarch64__)
typedef uint64_t libafl_word;
#define LIBAFL_CALLING_CONVENTION __attribute__(())
#endif
@ -176,6 +176,54 @@ typedef enum LibaflQemuEndStatus {
}
#endif
#ifdef __aarch64__
#define LIBAFL_DEFINE_FUNCTIONS(name, opcode) \
libafl_word LIBAFL_CALLING_CONVENTION _libafl_##name##_call0( \
libafl_word action) { \
libafl_word ret; \
__asm__ volatile ( \
"mov x0, %1\n" \
".word " XSTRINGIFY(opcode) "\n" \
"mov %0, x0\n" \
: "=r"(ret) \
: "r"(action) \
: "x0" \
); \
return ret; \
} \
\
libafl_word LIBAFL_CALLING_CONVENTION _libafl_##name##_call1( \
libafl_word action, libafl_word arg1) { \
libafl_word ret; \
__asm__ volatile ( \
"mov x0, %1\n" \
"mov x1, %2\n" \
".word " XSTRINGIFY(opcode) "\n" \
"mov %0, x0\n" \
: "=r"(ret) \
: "r"(action), "r"(arg1) \
: "x0", "x1" \
); \
return ret; \
} \
\
libafl_word LIBAFL_CALLING_CONVENTION _libafl_##name##_call2( \
libafl_word action, libafl_word arg1, libafl_word arg2) { \
libafl_word ret; \
__asm__ volatile ( \
"mov x0, %1\n" \
"mov x1, %2\n" \
"mov x2, %3\n" \
".word " XSTRINGIFY(opcode) "\n" \
"mov %0, x0\n" \
: "=r"(ret) \
: "r"(action), "r"(arg1), "r"(arg2) \
: "x0", "x1", "x2" \
); \
return ret; \
}
#endif
#endif
// Generates sync exit functions