Apple-2-SW/merlin-utils
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misc fixes.

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This commit is contained in:
Kelvin Sherlock 2019-12-14 16:17:40 -05:00
parent a793b4a0ea
commit bb43a4db93
1 changed files with 37 additions and 4 deletions
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41
link.cpp
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@ -157,6 +157,7 @@ namespace {
unsigned atype = 0x0000;
unsigned kind = 0x0000;
unsigned sav = 0;
unsigned lnk = 0;
bool end = false;
bool fas = false;
int ovr = OVR_OFF;
@ -703,9 +704,23 @@ void evaluate(label_t label, opcode_t opcode, const char *cursor) {
case OP_ADR:
atype = number_operand(cursor, local_symbol_table);
break;
case OP_KND:
kind = number_operand(cursor, local_symbol_table);
case OP_KND: {
uint32_t kind = number_operand(cursor, local_symbol_table);
if (!segments.empty())
segments.back().kind = kind;
break;
}
case OP_ALI: {
uint32_t align = number_operand(cursor, local_symbol_table);
// must be power of 2 or 0
if ((align & (align-1)) == 0) {
// not yet supported.
} else {
throw std::runtime_error("Bad alignment");
}
break;
}
case OP_LKV: {
/* specify linker version */
@ -740,6 +755,20 @@ void evaluate(label_t label, opcode_t opcode, const char *cursor) {
std::string path = path_operand(cursor);
process_unit(path);
++lnk;
break;
}
case OP_IMP: {
/* qasm addition. import binary file. entry name is filename w/ . converted to _ */
std::string path = path_operand(cursor);
std::string name = basename(path);
for (char &c : name) {
c = std::isalnum(c) ? std::toupper(c) : '_';
}
// ...
++lnk;
break;
}
@ -761,8 +790,9 @@ void evaluate(label_t label, opcode_t opcode, const char *cursor) {
if (lkv == 1 || lkv == 2 || lkv == 3) {
auto &seg = segments.back();
std::string base = basename(path);
seg.segname = std::move(base);
seg.kind = kind;
seg.segname = base;
seg.loadname = base;
// seg.kind = kind;
}
if (lkv == 1) {
finish();
@ -848,6 +878,7 @@ void evaluate(label_t label, opcode_t opcode, const char *cursor) {
/* fast linker, only 1 file allowed */
fas = true;
break;
case OP_OVR:
ovr = ovr_operand(cursor);
break;
@ -939,5 +970,7 @@ void process_files(int argc, char **argv) {
errx(EX_DATAERR, "%s: %s", path, ex.what());
}
}
finish();
exit(0);
}