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-rw-r--r--asm/segment.cpp20
1 files changed, 20 insertions, 0 deletions
diff --git a/asm/segment.cpp b/asm/segment.cpp
new file mode 100644
index 0000000..db83941
--- /dev/null
+++ b/asm/segment.cpp
@@ -0,0 +1,20 @@
+#include "segment.h"
+
+using namespace std::string_literals;
+
+size_t Segment::getAddressOfLabel(const std::string& label)
+ {
+ size_t address{0};
+ auto i{begin()};
+ while (i != end()) {
+ Chunk& chunk{**i};
+ address += chunk.size();
+ if (typeid(chunk) == typeid(Label)) {
+ if (dynamic_cast<Label&>(chunk).name() == label) {
+ return address;
+ }
+ }
+ }
+
+ throw std::runtime_error("Bad label: "s + label);
+ }