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| author | Andrea Fioraldi <andreafioraldi@gmail.com> | 2020-02-11 21:29:36 +0100 |
|---|---|---|
| committer | Andrea Fioraldi <andreafioraldi@gmail.com> | 2020-02-11 21:29:36 +0100 |
| commit | e22ba031f552bf41fb24286b54c0417d5ddd464a (patch) | |
| tree | 944e0878e5e90b7d2c4774f630e5f17c6a302648 /qemu_mode/patches/cpu-exec.diff | |
| parent | 1bb6e1911b4a983687de09b39072638c0c001d3e (diff) | |
| download | afl++-e22ba031f552bf41fb24286b54c0417d5ddd464a.tar.gz | |
AFL_ENTRYPOINT instruction granularity
Diffstat (limited to 'qemu_mode/patches/cpu-exec.diff')
| -rw-r--r-- | qemu_mode/patches/cpu-exec.diff | 15 |
1 files changed, 3 insertions, 12 deletions
diff --git a/qemu_mode/patches/cpu-exec.diff b/qemu_mode/patches/cpu-exec.diff index cd35eef6..844be58c 100644 --- a/qemu_mode/patches/cpu-exec.diff +++ b/qemu_mode/patches/cpu-exec.diff @@ -1,5 +1,5 @@ diff --git a/accel/tcg/cpu-exec.c b/accel/tcg/cpu-exec.c -index 870027d4..841ba557 100644 +index 870027d4..0bc87dfc 100644 --- a/accel/tcg/cpu-exec.c +++ b/accel/tcg/cpu-exec.c @@ -36,6 +36,8 @@ @@ -11,16 +11,7 @@ index 870027d4..841ba557 100644 /* -icount align implementation. */ typedef struct SyncClocks { -@@ -144,6 +146,8 @@ static inline tcg_target_ulong cpu_tb_exec(CPUState *cpu, TranslationBlock *itb) - int tb_exit; - uint8_t *tb_ptr = itb->tc.ptr; - -+ AFL_QEMU_CPU_SNIPPET2; -+ - qemu_log_mask_and_addr(CPU_LOG_EXEC, itb->pc, - "Trace %d: %p [" - TARGET_FMT_lx "/" TARGET_FMT_lx "/%#x] %s\n", -@@ -397,11 +401,13 @@ static inline TranslationBlock *tb_find(CPUState *cpu, +@@ -397,11 +399,13 @@ static inline TranslationBlock *tb_find(CPUState *cpu, TranslationBlock *tb; target_ulong cs_base, pc; uint32_t flags; @@ -34,7 +25,7 @@ index 870027d4..841ba557 100644 mmap_unlock(); /* We add the TB in the virtual pc hash table for the fast lookup */ atomic_set(&cpu->tb_jmp_cache[tb_jmp_cache_hash_func(pc)], tb); -@@ -418,6 +424,10 @@ static inline TranslationBlock *tb_find(CPUState *cpu, +@@ -418,6 +422,10 @@ static inline TranslationBlock *tb_find(CPUState *cpu, /* See if we can patch the calling TB. */ if (last_tb) { tb_add_jump(last_tb, tb_exit, tb); |