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Adding version display option with --version #1897

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Adding version display option with --version #1897

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Adding version display option
ahmedelalfy94 Jan 20, 2025
c1fe7e1
Merge branch 'master' into spike_main/spike.cc
ahmedelalfy94 Jan 21, 2025
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8 changes: 8 additions & 0 deletions spike_main/spike.cc
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Original file line number Diff line number Diff line change
Expand Up @@ -38,6 +38,7 @@ static void help(int exit_code = 1)
fprintf(stderr, " -s Command I/O via socket (use with -d)\n");
#endif
fprintf(stderr, " -h, --help Print this help message\n");
fprintf(stderr, " --version Print spike version\n");
fprintf(stderr, " --halted Start halted, allowing a debugger to connect\n");
fprintf(stderr, " --log=<name> File name for option -l\n");
fprintf(stderr, " --debug-cmd=<name> Read commands from file (use with -d)\n");
Expand Down Expand Up @@ -94,6 +95,12 @@ static void suggest_help()
exit(1);
}

static void state_version()
{
fprintf(stdout, "Spike RISC-V ISA Simulator " SPIKE_VERSION "\n\n");
exit(0);
}

static bool check_file_exists(const char *fileName)
{
std::ifstream infile(fileName);
Expand Down Expand Up @@ -387,6 +394,7 @@ int main(int argc, char** argv)
parser.option(0, "l2", 1, [&](const char* s){l2.reset(cache_sim_t::construct(s, "L2$"));});
parser.option(0, "big-endian", 0, [&](const char UNUSED *s){cfg.endianness = endianness_big;});
parser.option(0, "misaligned", 0, [&](const char UNUSED *s){cfg.misaligned = true;});
parser.option(0, "version", 0, [&](const char UNUSED *s){state_version();});
parser.option(0, "log-cache-miss", 0, [&](const char UNUSED *s){log_cache = true;});
parser.option(0, "isa", 1, [&](const char* s){cfg.isa = s;});
parser.option(0, "pmpregions", 1, [&](const char* s){cfg.pmpregions = atoul_safe(s);});
Expand Down