[llvm-commits] CVS: llvm-java/lib/Compiler/Compiler.cpp

[Alkis Evlogimenos]

Changes in directory llvm-java/lib/Compiler:

Compiler.cpp updated: 1.39 -> 1.40

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Log message:

Implement the LCMP bytecode.


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Diffs of the changes:  (+12 -1)

Index: llvm-java/lib/Compiler/Compiler.cpp
diff -u llvm-java/lib/Compiler/Compiler.cpp:1.39 llvm-java/lib/Compiler/Compiler.cpp:1.40
--- llvm-java/lib/Compiler/Compiler.cpp:1.39	Thu May 27 15:51:38 2004
+++ llvm-java/lib/Compiler/Compiler.cpp	Thu May 27 16:09:19 2004
@@ -492,7 +492,18 @@
         }
 
         void do_lcmp(unsigned bcI) {
-            assert(0 && "not implemented");
+            Value* v2 = opStack_.top(); opStack_.pop();
+            Value* v1 = opStack_.top(); opStack_.pop();
+            Value* c =
+                new SetCondInst(Instruction::SetGT, v1, v2, TMP, getBBAt(bcI));
+            Value* r =
+                new SelectInst(c, ConstantSInt::get(Type::IntTy, 1),
+                               ConstantSInt::get(Type::IntTy, 0), TMP,
+                               getBBAt(bcI));
+            c = new SetCondInst(Instruction::SetLT, v1, v2, TMP, getBBAt(bcI));
+            r = new SelectInst(c, ConstantSInt::get(Type::IntTy, -1), r, TMP,
+                               getBBAt(bcI));
+            opStack_.push(r);
         }
 
         void do_cmpl(unsigned bcI) {