diff --git a/include/sirit/sirit.h b/include/sirit/sirit.h
index b52c7d9..a4c8fb0 100644
--- a/include/sirit/sirit.h
+++ b/include/sirit/sirit.h
@@ -258,9 +258,67 @@ class Module {
 
     // Logical
 
+    Id OpIsNan(Id result_type, Id operand);
+
+    Id OpIsInf(Id result_type, Id operand);
+
+    Id OpLogicalEqual(Id result_type, Id operand_1, Id operand_2);
+
+    Id OpLogicalNotEqual(Id result_type, Id operand_1, Id operand_2);
+
+    Id OpLogicalOr(Id result_type, Id operand_1, Id operand_2);
+
+    Id OpLogicalAnd(Id result_type, Id operand_1, Id operand_2);
+
     /// Result is true if Operand is false. Result is false if Operand is true.
     Id OpLogicalNot(Id result_type, Id operand);
 
+    Id OpSelect(Id result_type, Id condition, Id operand_1, Id operand_2);
+
+    Id OpIEqual(Id result_type, Id operand_1, Id operand_2);
+
+    Id OpINotEqual(Id result_type, Id operand_1, Id operand_2);
+
+    Id OpUGreaterThan(Id result_type, Id operand_1, Id operand_2);
+
+    Id OpSGreaterThan(Id result_type, Id operand_1, Id operand_2);
+
+    Id OpUGreaterThanEqual(Id result_type, Id operand_1, Id operand_2);
+
+    Id OpSGreaterThanEqual(Id result_type, Id operand_1, Id operand_2);
+
+    Id OpULessThan(Id result_type, Id operand_1, Id operand_2);
+
+    Id OpSLessThan(Id result_type, Id operand_1, Id operand_2);
+
+    Id OpULessThanEqual(Id result_type, Id operand_1, Id operand_2);
+
+    Id OpSLessThanEqual(Id result_type, Id operand_1, Id operand_2);
+
+    Id OpFOrdEqual(Id result_type, Id operand_1, Id operand_2);
+
+    Id OpFUnordEqual(Id result_type, Id operand_1, Id operand_2);
+
+    Id OpFOrdNotEqual(Id result_type, Id operand_1, Id operand_2);
+
+    Id OpFUnordNotEqual(Id result_type, Id operand_1, Id operand_2);
+
+    Id OpFOrdLessThan(Id result_type, Id operand_1, Id operand_2);
+
+    Id OpFUnordLessThan(Id result_type, Id operand_1, Id operand_2);
+
+    Id OpFOrdGreaterThan(Id result_type, Id operand_1, Id operand_2);
+
+    Id OpFUnordGreaterThan(Id result_type, Id operand_1, Id operand_2);
+
+    Id OpFOrdLessThanEqual(Id result_type, Id operand_1, Id operand_2);
+
+    Id OpFUnordLessThanEqual(Id result_type, Id operand_1, Id operand_2);
+
+    Id OpFOrdGreaterThanEqual(Id result_type, Id operand_1, Id operand_2);
+
+    Id OpFUnordGreaterThanEqual(Id result_type, Id operand_1, Id operand_2);
+
     // Conversion
 
     /// Bit pattern-preserving type conversion.
diff --git a/src/insts/logical.cpp b/src/insts/logical.cpp
index 41b73a1..6c47403 100644
--- a/src/insts/logical.cpp
+++ b/src/insts/logical.cpp
@@ -11,10 +11,60 @@
 
 namespace Sirit {
 
-Id Module::OpLogicalNot(Id result_type, Id operand) {
-    auto op{std::make_unique<Op>(spv::Op::OpLogicalNot, bound++, result_type)};
-    op->Add(operand);
-    return AddCode(std::move(op));
-}
+#define DEFINE_UNARY(funcname, opcode)                                         \
+    Id Module::funcname(Id result_type, Id operand) {                          \
+        auto op{std::make_unique<Op>(opcode, bound++, result_type)};           \
+        op->Add(operand);                                                      \
+        return AddCode(std::move(op));                                         \
+    }
 
-} // namespace Sirit
\ No newline at end of file
+#define DEFINE_BINARY(funcname, opcode)                                        \
+    Id Module::funcname(Id result_type, Id operand_1, Id operand_2) {          \
+        auto op{std::make_unique<Op>(opcode, bound++, result_type)};           \
+        op->Add(operand_1);                                                    \
+        op->Add(operand_2);                                                    \
+        return AddCode(std::move(op));                                         \
+    }
+
+#define DEFINE_TRINARY(funcname, opcode)                                       \
+    Id Module::funcname(Id result_type, Id operand_1, Id operand_2,            \
+                        Id operand_3) {                                        \
+        auto op{std::make_unique<Op>(opcode, bound++, result_type)};           \
+        op->Add(operand_1);                                                    \
+        op->Add(operand_2);                                                    \
+        op->Add(operand_3);                                                    \
+        return AddCode(std::move(op));                                         \
+    }
+
+DEFINE_UNARY(OpIsNan, spv::Op::OpIsNan)
+DEFINE_UNARY(OpIsInf, spv::Op::OpIsInf)
+DEFINE_BINARY(OpLogicalEqual, spv::Op::OpLogicalEqual)
+DEFINE_BINARY(OpLogicalNotEqual, spv::Op::OpLogicalNotEqual)
+DEFINE_BINARY(OpLogicalOr, spv::Op::OpLogicalOr)
+DEFINE_BINARY(OpLogicalAnd, spv::Op::OpLogicalAnd)
+DEFINE_UNARY(OpLogicalNot, spv::Op::OpLogicalNot)
+DEFINE_TRINARY(OpSelect, spv::Op::OpSelect)
+DEFINE_BINARY(OpIEqual, spv::Op::OpIEqual)
+DEFINE_BINARY(OpINotEqual, spv::Op::OpINotEqual)
+DEFINE_BINARY(OpUGreaterThan, spv::Op::OpUGreaterThan)
+DEFINE_BINARY(OpSGreaterThan, spv::Op::OpSGreaterThan)
+DEFINE_BINARY(OpUGreaterThanEqual, spv::Op::OpUGreaterThanEqual)
+DEFINE_BINARY(OpSGreaterThanEqual, spv::Op::OpSGreaterThanEqual)
+DEFINE_BINARY(OpULessThan, spv::Op::OpULessThan)
+DEFINE_BINARY(OpSLessThan, spv::Op::OpSLessThan)
+DEFINE_BINARY(OpULessThanEqual, spv::Op::OpULessThanEqual)
+DEFINE_BINARY(OpSLessThanEqual, spv::Op::OpSLessThanEqual)
+DEFINE_BINARY(OpFOrdEqual, spv::Op::OpFOrdEqual)
+DEFINE_BINARY(OpFUnordEqual, spv::Op::OpFUnordEqual)
+DEFINE_BINARY(OpFOrdNotEqual, spv::Op::OpFOrdNotEqual)
+DEFINE_BINARY(OpFUnordNotEqual, spv::Op::OpFUnordNotEqual)
+DEFINE_BINARY(OpFOrdLessThan, spv::Op::OpFOrdLessThan)
+DEFINE_BINARY(OpFUnordLessThan, spv::Op::OpFUnordLessThan)
+DEFINE_BINARY(OpFOrdGreaterThan, spv::Op::OpFOrdGreaterThan)
+DEFINE_BINARY(OpFUnordGreaterThan, spv::Op::OpFUnordGreaterThan)
+DEFINE_BINARY(OpFOrdLessThanEqual, spv::Op::OpFOrdLessThanEqual)
+DEFINE_BINARY(OpFUnordLessThanEqual, spv::Op::OpFUnordLessThanEqual)
+DEFINE_BINARY(OpFOrdGreaterThanEqual, spv::Op::OpFOrdGreaterThanEqual)
+DEFINE_BINARY(OpFUnordGreaterThanEqual, spv::Op::OpFUnordGreaterThanEqual)
+
+} // namespace Sirit