fix llvm_mode selection

This commit is contained in:
van Hauser
2020-05-22 11:22:30 +02:00
parent 5d0bcf8152
commit 5b9dfa0600

View File

@ -53,22 +53,22 @@ u8 use_stdin = 0; /* dummy */
enum {
INSTRUMENT_CLASSIC = 0,
INSTRUMENT_AFL = 0,
INSTRUMENT_DEFAULT = 0,
INSTRUMENT_PCGUARD = 1,
INSTRUMENT_INSTRIM = 2,
INSTRUMENT_CFG = 2,
INSTRUMENT_LTO = 3,
INSTRUMENT_OPT_CTX = 4,
INSTRUMENT_OPT_NGRAM = 8
INSTURMENT_DEFAULT = 0,
INSTRUMENT_CLASSIC = 1,
INSTRUMENT_AFL = 1,
INSTRUMENT_PCGUARD = 2,
INSTRUMENT_INSTRIM = 3,
INSTRUMENT_CFG = 3,
INSTRUMENT_LTO = 4,
INSTRUMENT_OPT_CTX = 8,
INSTRUMENT_OPT_NGRAM = 16
};
char instrument_mode_string[10][16] = {
char instrument_mode_string[18][18] = {
"CLASSIC", "PCGUARD", "CFG", "LTO", "CTX", "",
"", "", "NGRAM", ""
"DEFAULT", "CLASSIC", "PCGUARD", "CFG", "LTO", "", "", "", "CTX", "",
"", "", "", "", "", "", "NGRAM", ""
};
@ -584,13 +584,6 @@ int main(int argc, char **argv, char **envp) {
be_quiet = 1;
#ifndef USE_TRACE_PC
if (getenv("AFL_LLVM_WHITELIST"))
instrument_mode = INSTRUMENT_AFL;
else
#endif
instrument_mode = INSTRUMENT_PCGUARD;
if (getenv("USE_TRACE_PC") || getenv("AFL_USE_TRACE_PC") ||
getenv("AFL_LLVM_USE_TRACE_PC") || getenv("AFL_TRACE_PC")) {
@ -632,12 +625,11 @@ int main(int argc, char **argv, char **envp) {
while (ptr) {
if (strncasecmp(ptr, "default", strlen("default")) == 0 ||
strncasecmp(ptr, "afl", strlen("afl")) == 0 ||
if (strncasecmp(ptr, "afl", strlen("afl")) == 0 ||
strncasecmp(ptr, "classic", strlen("classic")) == 0) {
if (!instrument_mode || instrument_mode == INSTRUMENT_DEFAULT)
instrument_mode = INSTRUMENT_DEFAULT;
if (!instrument_mode || instrument_mode == INSTRUMENT_AFL)
instrument_mode = INSTRUMENT_AFL;
else
FATAL("main instrumentation mode already set with %s",
instrument_mode_string[instrument_mode]);
@ -743,6 +735,17 @@ int main(int argc, char **argv, char **envp) {
}
if (instrument_mode == 0) {
#ifndef USE_TRACE_PC
if (getenv("AFL_LLVM_WHITELIST"))
instrument_mode = INSTRUMENT_AFL;
else
#endif
instrument_mode = INSTRUMENT_PCGUARD;
}
if (instrument_opt_mode && lto_mode)
FATAL(
"CTX and NGRAM can not be used in LTO mode (and would make LTO "