From 419420770c4545ea4010047ef2153004d4700eed Mon Sep 17 00:00:00 2001
From: _ov4 <hausemasterstream@gmail.com>
Date: Mon, 2 Feb 2026 08:45:01 +0000
Subject: Added REAL and BOOLEAN types, DIV and MOD operators

---
 lib/CodeGen/ArithmeticHandler.cc | 67 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 67 insertions(+)
 create mode 100644 lib/CodeGen/ArithmeticHandler.cc

(limited to 'lib/CodeGen/ArithmeticHandler.cc')

diff --git a/lib/CodeGen/ArithmeticHandler.cc b/lib/CodeGen/ArithmeticHandler.cc
new file mode 100644
index 0000000..762f0a3
--- /dev/null
+++ b/lib/CodeGen/ArithmeticHandler.cc
@@ -0,0 +1,67 @@
+#include "cps/ArithmeticHandler.h"
+#include <cstdio>
+
+using namespace llvm;
+using namespace cps;
+
+Value *ArithmeticHandler::emitBinaryOp(int Op, Value *LHS, Value *RHS, int Line) {
+    bool LIsInt = LHS->getType()->isIntegerTy(64);
+    bool RIsInt = RHS->getType()->isIntegerTy(64);
+    bool LIsDouble = LHS->getType()->isDoubleTy();
+    bool RIsDouble = RHS->getType()->isDoubleTy();
+
+    if (Op == '/') {
+        Value *LVal = LHS;
+        Value *RVal = RHS;
+        if (LIsInt) LVal = Builder.CreateSIToFP(LHS, Type::getDoubleTy(Context));
+        if (RIsInt) RVal = Builder.CreateSIToFP(RHS, Type::getDoubleTy(Context));
+        
+        // TODO: DIV divide by 0 runtime check
+        return Builder.CreateFDiv(LVal, RVal, "divtmp");
+    }
+
+    // DIV / MOD : Only Integer.
+    if (Op == tok_div || Op == tok_mod) {
+        if (!LIsInt || !RIsInt) {
+            fprintf(stderr, "Error: DIV and MOD operators require INTEGER operands.\n");
+            return nullptr;
+        }
+        if (Op == tok_div) return Builder.CreateSDiv(LHS, RHS, "div_int_tmp");
+        if (Op == tok_mod) return Builder.CreateSRem(LHS, RHS, "mod_tmp");
+    }
+
+    if (LIsDouble || RIsDouble) {
+        Value *LVal = LHS;
+        Value *RVal = RHS;
+        if (LIsInt) LVal = Builder.CreateSIToFP(LHS, Type::getDoubleTy(Context));
+        if (RIsInt) RVal = Builder.CreateSIToFP(RHS, Type::getDoubleTy(Context));
+        
+        switch (Op) {
+            case '+': return Builder.CreateFAdd(LVal, RVal, "addtmp");
+            case '-': return Builder.CreateFSub(LVal, RVal, "subtmp");
+            case '*': return Builder.CreateFMul(LVal, RVal, "multmp");
+
+            case tok_eq: return Builder.CreateFCmpOEQ(LVal, RVal, "eqtmp");
+            case tok_ne: return Builder.CreateFCmpONE(LVal, RVal, "netmp");
+            case '<':    return Builder.CreateFCmpOLT(LVal, RVal, "slttmp");
+            case '>':    return Builder.CreateFCmpOGT(LVal, RVal, "sgttmp");
+            case tok_le: return Builder.CreateFCmpOLE(LVal, RVal, "sletmp");
+            case tok_ge: return Builder.CreateFCmpOGE(LVal, RVal, "sgetmp");
+        }
+    } else {
+        switch (Op) {
+            case '+': return Builder.CreateAdd(LHS, RHS, "addtmp");
+            case '-': return Builder.CreateSub(LHS, RHS, "subtmp");
+            case '*': return Builder.CreateMul(LHS, RHS, "multmp");
+            
+            case tok_eq: return Builder.CreateICmpEQ(LHS, RHS, "eqtmp");
+            case tok_ne: return Builder.CreateICmpNE(LHS, RHS, "netmp");
+            case '<':    return Builder.CreateICmpSLT(LHS, RHS, "slttmp");
+            case '>':    return Builder.CreateICmpSGT(LHS, RHS, "sgttmp");
+            case tok_le: return Builder.CreateICmpSLE(LHS, RHS, "sletmp");
+            case tok_ge: return Builder.CreateICmpSGE(LHS, RHS, "sgetmp");
+        }
+    }
+    
+    return nullptr;
+}
-- 
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