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cmplog support for gcc_plugin by adacore

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This commit is contained in:
vanhauser-thc
2022-07-04 09:59:47 +02:00
parent e21738a248
commit 1334851e7c
11 changed files with 1368 additions and 498 deletions
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25
src/afl-cc.c
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@ -422,8 +422,24 @@ static void edit_params(u32 argc, char **argv, char **envp) {
if (compiler_mode == GCC_PLUGIN) {
char *fplugin_arg = alloc_printf("-fplugin=%s/afl-gcc-pass.so", obj_path);
cc_params[cc_par_cnt++] = fplugin_arg;
char *fplugin_arg;
if (cmplog_mode)
{
fplugin_arg = alloc_printf("-fplugin=%s/afl-gcc-cmplog-pass.so",
obj_path);
cc_params[cc_par_cnt++] = fplugin_arg;
fplugin_arg = alloc_printf("-fplugin=%s/afl-gcc-cmptrs-pass.so",
obj_path);
cc_params[cc_par_cnt++] = fplugin_arg;
}
else
{
fplugin_arg = alloc_printf("-fplugin=%s/afl-gcc-pass.so",
obj_path);
cc_params[cc_par_cnt++] = fplugin_arg;
}
cc_params[cc_par_cnt++] = "-fno-if-conversion";
cc_params[cc_par_cnt++] = "-fno-if-conversion2";
@ -1879,6 +1895,7 @@ int main(int argc, char **argv, char **envp) {
if (have_gcc_plugin)
SAYF(
"\nGCC Plugin-specific environment variables:\n"
" AFL_GCC_CMPLOG: log operands of comparisons (RedQueen mutator)\n"
" AFL_GCC_OUT_OF_LINE: disable inlined instrumentation\n"
" AFL_GCC_SKIP_NEVERZERO: do not skip zero on trace counters\n"
" AFL_GCC_INSTRUMENT_FILE: enable selective instrumentation by "
@ -2149,9 +2166,7 @@ int main(int argc, char **argv, char **envp) {
}
cmplog_mode = getenv("AFL_CMPLOG") || getenv("AFL_LLVM_CMPLOG");
if (!be_quiet && cmplog_mode)
printf("CmpLog mode by <andreafioraldi@gmail.com>\n");
cmplog_mode = getenv("AFL_CMPLOG") || getenv("AFL_LLVM_CMPLOG") || getenv("AFL_GCC_CMPLOG");
#if !defined(__ANDROID__) && !defined(ANDROID)
ptr = find_object("afl-compiler-rt.o", argv[0]);