WASM_X86: Use offset directly as label

(without pushing it to unique_id)

Author: ubaidsk

src/libasr/codegen/wasm_to_x86.cpp

@@ -206,30 +206,30 @@ class X86Visitor : public WASMDecoder<X86Visitor>,
     }
 
     void handle_I32Compare(const std::string &compare_op) {
-        unique_id.push_back(std::to_string(offset));
+        std::string label = std::to_string(offset);
         m_a.asm_pop_r32(X86Reg::ebx);
         m_a.asm_pop_r32(X86Reg::eax);
         m_a.asm_cmp_r32_r32(X86Reg::eax, X86Reg::ebx);
         if (compare_op == "Eq") {
-            m_a.asm_je_label(".compare_1" + unique_id.back());
+            m_a.asm_je_label(".compare_1" + label);
         } else if (compare_op == "Gt") {
-            m_a.asm_jg_label(".compare_1" + unique_id.back());
+            m_a.asm_jg_label(".compare_1" + label);
         } else if (compare_op == "GtE") {
-            m_a.asm_jge_label(".compare_1" + unique_id.back());
+            m_a.asm_jge_label(".compare_1" + label);
         } else if (compare_op == "Lt") {
-            m_a.asm_jl_label(".compare_1" + unique_id.back());
+            m_a.asm_jl_label(".compare_1" + label);
         } else if (compare_op == "LtE") {
-            m_a.asm_jle_label(".compare_1" + unique_id.back());
+            m_a.asm_jle_label(".compare_1" + label);
         } else if (compare_op == "NotEq") {
-            m_a.asm_jne_label(".compare_1" + unique_id.back());
+            m_a.asm_jne_label(".compare_1" + label);
         } else {
             throw CodeGenError("Comparison operator not implemented");
         }
         m_a.asm_mov_r32_imm32(X86Reg::eax, 0);
-        m_a.asm_jmp_label(".compare.end_" + unique_id.back());
-        m_a.add_label(".compare_1" + unique_id.back());
+        m_a.asm_jmp_label(".compare.end_" + label);
+        m_a.add_label(".compare_1" + label);
         m_a.asm_mov_r32_imm32(X86Reg::eax, 1);
-        m_a.add_label(".compare.end_" + unique_id.back());
+        m_a.add_label(".compare.end_" + label);
         m_a.asm_push_r32(X86Reg::eax);
     }