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Minor progress labels & breakpoint source tracking

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This commit is contained in:
Carl-Henrik Skårstedt 2021-01-26 23:24:30 +01:00
parent bed84e27cf
commit 1928206659
1 changed files with 56 additions and 28 deletions
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66
x65.cpp
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@ -1436,9 +1436,16 @@ typedef std::vector<struct ListLine> Listing;
struct SourceDebugEntry {
int source_file_index; // index into Assembler::source_file vector
int address; // local address in section
int size;
int source_file_offset; // can be converted into line/column while linking
int size:24;
int type : 8;
};
enum class SourceDebugType {
Code,
Label,
Breakpoint
};
typedef std::vector<struct SourceDebugEntry> SourceDebug;
@ -1586,6 +1593,7 @@ public:
strref pool_name; // name of the pool that this label is related to
int value;
int section; // rel section address labels belong to a section, -1 if fixed address or assigned
int orig_section; // original section where the label was defined
int mapIndex; // index into map symbols in case of late resolve
bool evaluated; // a value may not yet be evaluated
bool pc_relative; // this is an inline label describing a point in the code
@ -1941,6 +1949,9 @@ public:
void MarkLabelLocal(strref label, bool scope_label = false);
StatusCode FlushLocalLabels(int scope_exit = -1);
// Source debug
void AddSrcDbg(int address, SourceDebugType type, const char* text);
// Label pools
LabelPool* GetLabelPool(strref pool_name);
StatusCode AddLabelPool(strref name, strref args);
@ -4391,7 +4402,8 @@ StatusCode Asm::CheckLateEval(strref added_label, int scope_end, bool print_miss
if (!label) { return ERROR_LABEL_MISPLACED_INTERNAL; }
label->value = value;
label->evaluated = true;
label->section = ret==STATUS_RELATIVE_SECTION ? i->section : -1;
label->section = ret == STATUS_RELATIVE_SECTION ? i->section : -1;
label->orig_section = i->section;
if (num_new_labels<MAX_LABELS_EVAL_ALL) {
new_labels[num_new_labels++] = label->label_name;
}
@ -4466,7 +4478,7 @@ void Asm::LabelAdded(Label *pLabel, bool local) {
}
MapSymbol sym;
sym.name = pLabel->label_name;
sym.section = (int16_t)(pLabel->section);
sym.section = (int16_t)(pLabel->section == -1 ? pLabel->orig_section : pLabel->section);
sym.value = pLabel->value;
sym.local = local;
pLabel->mapIndex = pLabel->evaluated ? -1 : (int)map.size();
@ -4639,6 +4651,7 @@ StatusCode Asm::AssignPoolLabel(LabelPool &pool, strref label) {
pLabel->pool_name = pool.pool_name;
pLabel->evaluated = true;
pLabel->section = -1; // pool labels are section-less
pLabel->orig_section = SectionId();
pLabel->value = addr;
pLabel->pc_relative = true;
pLabel->constant = true;
@ -4647,6 +4660,7 @@ StatusCode Asm::AssignPoolLabel(LabelPool &pool, strref label) {
pLabel->referenced = false;
bool local = false;
if (label[ 0 ] == '.' || label[ 0 ] == '@' || label[ 0 ] == '!' || label[ 0 ] == ':' || label.get_last() == '$') {
local = true;
MarkLabelLocal( label, true );
@ -4707,6 +4721,7 @@ StatusCode Asm::AssignLabel(strref label, strref expression, bool make_constant)
pLabel->pool_name.clear();
pLabel->evaluated = status==STATUS_OK || status == STATUS_RELATIVE_SECTION;
pLabel->section = status == STATUS_RELATIVE_SECTION ? lastEvalSection : -1; // assigned labels are section-less
pLabel->orig_section = lastEvalSection;
pLabel->value = val;
pLabel->mapIndex = -1;
pLabel->pc_relative = false;
@ -4741,12 +4756,15 @@ StatusCode Asm::AddressLabel(strref label)
pLabel->label_name = label;
pLabel->pool_name.clear();
pLabel->section = CurrSection().IsRelativeSection() ? SectionId() : -1; // address labels are based on section
pLabel->orig_section = SectionId();
pLabel->value = CurrSection().GetPC();
pLabel->evaluated = true;
pLabel->pc_relative = true;
pLabel->external = MatchXDEF(label);
pLabel->reference = false;
pLabel->constant = constLabel;
// Label Source Debug Origin: AddSrcDbg((int)CurrSection().GetPC(), SourceDebugType::Label, label.get());
last_label = label;
bool local = label[0]=='.' || label[0]=='@' || label[0]=='!' || label[0]==':' || label.get_last()=='$';
if (directive_scope_depth > 0) { local = true; }
@ -6757,11 +6775,24 @@ StatusCode Asm::BuildLine(strref line) {
}
}
if (src_debug) {
if (!curr.pSrcDbg) { curr.pSrcDbg = new SourceDebug; }
if (curr.address != start_address && curr.size()) {
AddSrcDbg(start_address, SourceDebugType::Code, data_line);
}
}
}
}
return error;
}
void Asm::AddSrcDbg(int address, SourceDebugType type, const char* text)
{
SourceDebugEntry entry;
entry.address = start_address - curr.start_address;
entry.size = curr.address - start_address;
Section& curr = CurrSection();
if (!curr.pSrcDbg) { curr.pSrcDbg = new SourceDebug; }
entry.address = address - curr.start_address;
entry.size = curr.address - address;
entry.type = (int)type;
size_t sf = 0, nsf = source_files.size();
strref src = contextStack.curr().source_name;
@ -6772,13 +6803,8 @@ StatusCode Asm::BuildLine(strref line) {
source_files.push_back(StringCopy(src));
}
entry.source_file_index = (int)sf;
entry.source_file_offset = (int)(data_line - contextStack.curr().source_file.get());
entry.source_file_offset = (int)(text - contextStack.curr().source_file.get());
curr.pSrcDbg->push_back(entry);
}
}
}
}
return error;
}
// Build a segment of code (file or macro)
@ -6993,9 +7019,10 @@ bool Asm::SourceDebugExport(strref filename) {
if (i->name.same_str("debugbreak")) { continue; }
uint32_t value = (uint32_t)i->value;
strref sectName;
if (size_t(i->section) < allSections.size()) {
value += allSections[i->section].start_address;
sectName = allSections[i->section].name;
uint16_t section = i->section;
if (size_t(section) < allSections.size()) {
value += allSections[section].start_address;
sectName = allSections[section].name;
}
fprintf(f, "\t\t" STRREF_FMT ",$%04x," STRREF_FMT ",0,0,0,0,0\n", STRREF_ARG(sectName), value, STRREF_ARG(i->name));
}
@ -7003,13 +7030,14 @@ bool Asm::SourceDebugExport(strref filename) {
fprintf(f, "\t<Breakpoints values=\"SEGMENT,ADDRESS,ARGUMENT\">\n");
for (MapSymbolArray::iterator i = map.begin(); i != map.end(); ++i) {
if (i->name.same_str("debugbreak")) {
uint32_t value = (uint32_t)i->value;
strref sectName;
if (size_t(i->section) < allSections.size()) {
value += allSections[i->section].start_address;
sectName = allSections[i->section].name;
uint16_t section = i->section;
if (size_t(section) < allSections.size()) {
value += allSections[section].start_address;
sectName = allSections[section].name;
}
if (i->name.same_str("debugbreak")) {
fprintf(f, "\t\t" STRREF_FMT ",$%04x,\n", STRREF_ARG(sectName), value);
}
}