From f67be4f18764b1825b25025ac58cb4d539798739 Mon Sep 17 00:00:00 2001
From: "Michael D. Lowis" <mike.lowis@gentex.com>
Date: Wed, 2 Mar 2022 17:08:31 -0500
Subject: [PATCH] more implementation of binary operations

---
 cerise/backend/ssa/codegen.c | 21 ++++++++-------------
 cerise/tests/Module.m        |  9 +++++++++
 2 files changed, 17 insertions(+), 13 deletions(-)

diff --git a/cerise/backend/ssa/codegen.c b/cerise/backend/ssa/codegen.c
index 24ee686..0a0bf5b 100644
--- a/cerise/backend/ssa/codegen.c
+++ b/cerise/backend/ssa/codegen.c
@@ -291,7 +291,13 @@ void print_op(Parser* p, SsaNode* expr)
         case MODE_BINOP:
             printf("    ");
             print_ident(p, &(expr->dest));
-            printf(" = \n");
+            printf(" = %s ", binop_name(expr));
+            emit_type(expr->type);
+            printf(" ");
+            print_ident(p, &(expr->left.var));
+            printf(", ");
+            print_ident(p, &(expr->right.var));
+            printf("\n");
             break;
 
         case MODE_BINOP_LC:
@@ -318,18 +324,8 @@ void print_op(Parser* p, SsaNode* expr)
             printf("\n");
             break;
 
-        case MODE_CONST:
-            printf("    ");
-            print_ident(p, &(expr->dest));
-            printf(" = \n");
-            break;
-
         case MODE_VAR:
-            printf("    ");
-            print_ident(p, &(expr->dest));
-            printf(" = \n");
-            break;
-
+        case MODE_CONST:
         default:
             printf("OP ????\n");
             assert(!"not implemented");
@@ -337,7 +333,6 @@ void print_op(Parser* p, SsaNode* expr)
     }
 }
 
-
 void codegen_block(Parser* p, SsaBlock* block)
 {
     /* perform a topological sort of the nodes */
diff --git a/cerise/tests/Module.m b/cerise/tests/Module.m
index 0bd2020..9b4b1cf 100644
--- a/cerise/tests/Module.m
+++ b/cerise/tests/Module.m
@@ -114,14 +114,23 @@ begin
   # Arithmetic ops
   c = b + 1;
   c = 1 + b;
+  c = b + b;
+
   c = b - 1;
   c = 1 - b;
+  c = b - b;
+
   c = b * 1;
   c = 1 * b;
+  c = b * b;
+
   c = b / 1;
   c = 1 / b;
+  c = b / b;
+
   c = b % 1;
   c = 1 % b;
+  c = b % b;
 
 #  # Comparison ops
 #  c = b == 1;
-- 
2.49.0