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Add -B/--backtrace option to RGBASM and RGBLINK (#1787)

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This commit is contained in:
Rangi
2025-08-11 14:30:14 -04:00
committed by GitHub
parent 92a9c73ee7
commit 5f8b7474b4
303 changed files with 2729 additions and 2409 deletions
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53
src/link/main.cpp
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@@ -36,7 +36,7 @@ Options options;
static char const *linkerScriptName = nullptr; // -l
// Short options
static char const *optstring = "dhl:m:Mn:O:o:p:S:tVvW:wx";
static char const *optstring = "B:dhl:m:Mn:O:o:p:S:tVvW:wx";
// Variables for the long-only options
static int longOpt; // `--color`
@@ -49,6 +49,7 @@ static int longOpt; // `--color`
// This is because long opt matching, even to a single char, is prioritized
// over short opt matching.
static option const longopts[] = {
{"backtrace", required_argument, nullptr, 'B'},
{"dmg", no_argument, nullptr, 'd'},
{"help", no_argument, nullptr, 'h'},
{"linkerscript", required_argument, nullptr, 'l'},
@@ -73,8 +74,8 @@ static option const longopts[] = {
static Usage usage = {
.name = "rgblink",
.flags = {
"[-dhMtVvwx]", "[-l script]", "[-m map_file]", "[-n sym_file]", "[-O overlay_file]",
"[-o out_file]", "[-p pad_value]", "[-S spec]", "<file> ...",
"[-dhMtVvwx]", "[-B depth]", "[-l script]", "[-m map_file]", "[-n sym_file]",
"[-O overlay_file]", "[-o out_file]", "[-p pad_value]", "[-S spec]", "<file> ...",
},
.options = {
{{"-l", "--linkerscript <path>"}, {"set the input linker script"}},
@@ -180,37 +181,6 @@ static void verboseOutputConfig(int argc, char *argv[]) {
}
// LCOV_EXCL_STOP
std::string const &FileStackNode::dump(uint32_t curLineNo) const {
if (std::holds_alternative<std::vector<uint32_t>>(data)) {
assume(parent); // REPT nodes use their parent's name
std::string const &lastName = parent->dump(lineNo);
style_Set(stderr, STYLE_CYAN, false);
fputs(" -> ", stderr);
style_Set(stderr, STYLE_CYAN, true);
fputs(lastName.c_str(), stderr);
for (uint32_t iter : iters()) {
fprintf(stderr, "::REPT~%" PRIu32, iter);
}
style_Set(stderr, STYLE_CYAN, false);
fprintf(stderr, "(%" PRIu32 ")", curLineNo);
style_Reset(stderr);
return lastName;
} else {
if (parent) {
parent->dump(lineNo);
style_Set(stderr, STYLE_CYAN, false);
fputs(" -> ", stderr);
}
std::string const &nodeName = name();
style_Set(stderr, STYLE_CYAN, true);
fputs(nodeName.c_str(), stderr);
style_Set(stderr, STYLE_CYAN, false);
fprintf(stderr, "(%" PRIu32 ")", curLineNo);
style_Reset(stderr);
return nodeName;
}
}
static void parseScrambleSpec(char *spec) {
// clang-format off: vertically align nested initializers
static UpperMap<std::pair<uint16_t *, uint16_t>> scrambleSpecs{
@@ -325,6 +295,21 @@ int main(int argc, char *argv[]) {
// Parse options
for (int ch; (ch = musl_getopt_long_only(argc, argv, optstring, longopts, nullptr)) != -1;) {
switch (ch) {
case 'B': {
if (!strcasecmp(musl_optarg, "collapse")) {
warnings.traceDepth = TRACE_COLLAPSE;
break;
}
char *endptr;
warnings.traceDepth = strtoul(musl_optarg, &endptr, 0);
if (musl_optarg[0] == '\0' || *endptr != '\0') {
fatal("Invalid argument for option 'B'");
}
if (warnings.traceDepth >= UINT64_MAX) {
fatal("Argument for option 'B' is too large");
}
break;
}
case 'd':
options.isDmgMode = true;
options.isWRAM0Mode = true;