Rename ExcInfo -> UnwindInfo

and exc_info -> unw_info

(This makes more sense with the next change, but I wanted
to separate this large renaming from the functional change.)

src/codegen/irgen.h

@@ -28,15 +28,15 @@ class AST_expr;
 class GCBuilder;
 class IREmitter;
 
-struct ExcInfo {
+struct UnwindInfo {
 public:
     llvm::BasicBlock* exc_dest;
 
     bool needsInvoke() { return exc_dest != NULL; }
 
-    ExcInfo(llvm::BasicBlock* exc_dest) : exc_dest(exc_dest) {}
+    UnwindInfo(llvm::BasicBlock* exc_dest) : exc_dest(exc_dest) {}
 
-    static ExcInfo none() { return ExcInfo(NULL); }
+    static UnwindInfo none() { return UnwindInfo(NULL); }
 };
 
 // TODO get rid of this
@@ -69,14 +69,16 @@ public:
 
     virtual llvm::Function* getIntrinsic(llvm::Intrinsic::ID) = 0;
 
-    virtual llvm::Value* createCall(ExcInfo exc_info, llvm::Value* callee, const std::vector<llvm::Value*>& args) = 0;
-    virtual llvm::Value* createCall(ExcInfo exc_info, llvm::Value* callee) = 0;
-    virtual llvm::Value* createCall(ExcInfo exc_info, llvm::Value* callee, llvm::Value* arg1) = 0;
-    virtual llvm::Value* createCall2(ExcInfo exc_info, llvm::Value* callee, llvm::Value* arg1, llvm::Value* arg2) = 0;
-    virtual llvm::Value* createCall3(ExcInfo exc_info, llvm::Value* callee, llvm::Value* arg1, llvm::Value* arg2,
+    virtual llvm::Value* createCall(UnwindInfo unw_info, llvm::Value* callee, const std::vector<llvm::Value*>& args)
+        = 0;
+    virtual llvm::Value* createCall(UnwindInfo unw_info, llvm::Value* callee) = 0;
+    virtual llvm::Value* createCall(UnwindInfo unw_info, llvm::Value* callee, llvm::Value* arg1) = 0;
+    virtual llvm::Value* createCall2(UnwindInfo unw_info, llvm::Value* callee, llvm::Value* arg1, llvm::Value* arg2)
+        = 0;
+    virtual llvm::Value* createCall3(UnwindInfo unw_info, llvm::Value* callee, llvm::Value* arg1, llvm::Value* arg2,
                                      llvm::Value* arg3) = 0;
     virtual llvm::Value* createIC(const ICSetupInfo* pp, void* func_addr, const std::vector<llvm::Value*>& args,
-                                  ExcInfo exc_info) = 0;
+                                  UnwindInfo unw_info) = 0;
 };
 
 extern const std::string CREATED_CLOSURE_NAME;
@@ -96,10 +98,10 @@ private:
     TypeRecorder* const type_recorder;
 
 public:
-    const ExcInfo exc_info;
+    const UnwindInfo unw_info;
 
-    OpInfo(EffortLevel::EffortLevel effort, TypeRecorder* type_recorder, ExcInfo exc_info)
-        : effort(effort), type_recorder(type_recorder), exc_info(exc_info) {}
+    OpInfo(EffortLevel::EffortLevel effort, TypeRecorder* type_recorder, UnwindInfo unw_info)
+        : effort(effort), type_recorder(type_recorder), unw_info(unw_info) {}
 
     bool isInterpreted() const { return effort == EffortLevel::INTERPRETED; }
     TypeRecorder* getTypeRecorder() const { return type_recorder; }

src/codegen/irgen/hooks.cpp

@@ -123,7 +123,7 @@ static void compileIR(CompiledFunction* cf, EffortLevel::EffortLevel effort) {
         static StatCounter num_jits("num_jits");
         num_jits.log();
 
-        if (VERBOSITY() >= 1&& us > 100000) {
+        if (VERBOSITY() >= 1 && us > 100000) {
             printf("Took %.1fs to compile %s\n", us * 0.000001, cf->func->getName().str().c_str());
             printf("Has %ld basic blocks\n", cf->func->getBasicBlockList().size());
         }