riscv/rocket-chip
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Filter simv command-line args starting with -cm

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These confuse HTIF, so don't pass them through.

Contributed by @scottj97.
This commit is contained in:
Andrew Waterman 2016-08-30 16:49:39 -07:00
parent cf1bd90a70
commit 2dfcf18167
1 changed files with 22 additions and 1 deletions
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23
csrc/SimDTM.cc
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@ -6,6 +6,27 @@
dtm_t* dtm;
namespace {
// Remove args that will confuse dtm, such as those that require two tokens, like VCS code coverage "-cm line+cond"
std::vector<std::string> filter_argv_for_dtm(int argc, char** argv)
{
std::vector<std::string> out;
for (int i = 1; i < argc; ++i) { // start with 1 to skip my executable name
if (!strncmp(argv[i], "-cm", 3)) {
++i; // skip this one and the next one
}
else {
out.push_back(argv[i]);
}
}
return out;
}
}
extern "C" int debug_tick
(
unsigned char* debug_req_valid,
@ -23,7 +44,7 @@ extern "C" int debug_tick
s_vpi_vlog_info info;
if (!vpi_get_vlog_info(&info))
abort();
dtm = new dtm_t(std::vector<std::string>(info.argv + 1, info.argv + info.argc));
dtm = new dtm_t(filter_argv_for_dtm(info.argc, info.argv));
}
dtm_t::resp resp_bits;