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https://github.com/xemu-project/xemu.git
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Matt Borgerson
32 lines
837 B
C
32 lines
837 B
C
#ifndef EXEC_TB_CODE_HASH_H
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#define EXEC_TB_CODE_HASH_H
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#include "exec/cpu-common.h"
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#include "accel/tcg/cpu-ldst-common.h"
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#include "accel/tcg/cpu-mmu-index.h"
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#include "qemu/fast-hash.h"
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static inline uint32_t cpu_ldub_code(CPUArchState *env, vaddr addr)
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{
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CPUState *cs = env_cpu(env);
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MemOpIdx oi = make_memop_idx(MO_UB, cpu_mmu_index(cs, true));
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return cpu_ldb_code_mmu(env, addr, oi, 0);
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}
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static inline void cpu_ld_code(CPUArchState *env, vaddr addr, size_t len, uint8_t *out)
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{
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for (size_t i = 0; i < len; i++) {
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out[i] = cpu_ldub_code(env, addr+i);
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}
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}
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static inline uint64_t tb_code_hash_func(CPUArchState *env, vaddr pc, size_t size)
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{
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assert(size < 4096);
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uint8_t code[size];
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cpu_ld_code(env, pc, size, code); /* Speed, error handling */
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return fast_hash(code, size);
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}
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#endif
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