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fuzzer wotking with rtn cmplog

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This commit is contained in:
Andrea Fioraldi
2020-02-18 17:45:57 +01:00
parent a83691d662
commit 2a549d548a
3 changed files with 69 additions and 43 deletions
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6
llvm_mode/afl-llvm-cmplog-rt.o.c
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@ -322,6 +322,8 @@ void __sanitizer_cov_trace_cmp2(uint16_t Arg1, uint16_t Arg2) {
uintptr_t k = (uintptr_t)__builtin_return_address(0);
k = (k >> 4) ^ (k << 8);
k &= CMP_MAP_W - 1;
__afl_cmp_map->headers[k].type = CMP_TYPE_INS;
u32 hits = __afl_cmp_map->headers[k].hits;
__afl_cmp_map->headers[k].hits = hits + 1;
@ -344,6 +346,8 @@ void __sanitizer_cov_trace_cmp4(uint32_t Arg1, uint32_t Arg2) {
uintptr_t k = (uintptr_t)__builtin_return_address(0);
k = (k >> 4) ^ (k << 8);
k &= CMP_MAP_W - 1;
__afl_cmp_map->headers[k].type = CMP_TYPE_INS;
u32 hits = __afl_cmp_map->headers[k].hits;
__afl_cmp_map->headers[k].hits = hits + 1;
@ -363,6 +367,8 @@ void __sanitizer_cov_trace_cmp8(uint64_t Arg1, uint64_t Arg2) {
uintptr_t k = (uintptr_t)__builtin_return_address(0);
k = (k >> 4) ^ (k << 8);
k &= CMP_MAP_W - 1;
__afl_cmp_map->headers[k].type = CMP_TYPE_INS;
u32 hits = __afl_cmp_map->headers[k].hits;
__afl_cmp_map->headers[k].hits = hits + 1;