# HG changeset patch
# User Josef Eisl <josef.eisl@jku.at>
# Date 1395247719 -3600
# Node ID 115974c4c7fc8af97522510b05362d90a25aa412
# Parent  9fbc1a798558a9f82441cd84355e63b65f6e235c
Specialize (baseline) emitPrologue for AMD64 and PTX.

diff -r 9fbc1a798558 -r 115974c4c7fc graal/com.oracle.graal.baseline/src/com/oracle/graal/baseline/BaselineCompiler.java
--- a/graal/com.oracle.graal.baseline/src/com/oracle/graal/baseline/BaselineCompiler.java	Wed Mar 19 17:44:14 2014 +0100
+++ b/graal/com.oracle.graal.baseline/src/com/oracle/graal/baseline/BaselineCompiler.java	Wed Mar 19 17:48:39 2014 +0100
@@ -135,7 +135,7 @@
                 for (AbstractBlock<?> block : linearScanOrder) {
                     lirGen.doBlock(block, method);
                 }
-                // lirGen.beforeRegisterAllocation();
+                lirGen.beforeRegisterAllocation();
 
                 Debug.dump(lir, "After LIR generation");
             } catch (Throwable e) {
diff -r 9fbc1a798558 -r 115974c4c7fc graal/com.oracle.graal.compiler.ptx/src/com/oracle/graal/compiler/ptx/PTXLIRGenerator.java
--- a/graal/com.oracle.graal.compiler.ptx/src/com/oracle/graal/compiler/ptx/PTXLIRGenerator.java	Wed Mar 19 17:44:14 2014 +0100
+++ b/graal/com.oracle.graal.compiler.ptx/src/com/oracle/graal/compiler/ptx/PTXLIRGenerator.java	Wed Mar 19 17:48:39 2014 +0100
@@ -171,6 +171,49 @@
         }
     }
 
+    @Override
+    public void emitPrologue(ResolvedJavaMethod method) {
+        // Need to emit .param directives based on incoming arguments and return value
+        CallingConvention incomingArguments = getCallingConvention();
+        Object returnObject = incomingArguments.getReturn();
+        AllocatableValue[] params = incomingArguments.getArguments();
+        int argCount = incomingArguments.getArgumentCount();
+
+        if (returnObject.equals(Value.ILLEGAL)) {
+            params = incomingArguments.getArguments();
+            append(new PTXParameterOp(params, false));
+        } else {
+            argCount = incomingArguments.getArgumentCount();
+            params = new Variable[argCount + 1];
+            for (int i = 0; i < argCount; i++) {
+                params[i] = incomingArguments.getArgument(i);
+            }
+            params[argCount] = (Variable) returnObject;
+            append(new PTXParameterOp(params, true));
+        }
+
+        Signature sig = method.getSignature();
+        boolean isStatic = Modifier.isStatic(method.getModifiers());
+
+        for (int i = 0; i < sig.getParameterCount(!isStatic); i++) {
+            Value paramValue = params[i];
+            int parameterIndex = i;
+            if (!isStatic) {
+                parameterIndex--;
+            }
+            Warp warpAnnotation = parameterIndex >= 0 ? MetaUtil.getParameterAnnotation(Warp.class, parameterIndex, method) : null;
+            if (warpAnnotation != null) {
+                // setResult(param, emitWarpParam(paramValue.getKind().getStackKind(),
+                // warpAnnotation));
+                emitWarpParam(paramValue.getKind().getStackKind(), warpAnnotation);
+            } else {
+                // setResult(param, emitLoadParam(paramValue.getKind().getStackKind(), paramValue,
+                // null));
+                emitLoadParam(paramValue.getKind().getStackKind(), paramValue, null);
+            }
+        }
+    }
+
     public Variable emitWarpParam(Kind kind, Warp annotation) {
         Variable result = newVariable(kind);
         Variable tid = newVariable(Kind.Char);
diff -r 9fbc1a798558 -r 115974c4c7fc graal/com.oracle.graal.compiler.test/src/com/oracle/graal/compiler/test/GraalCompilerTest.java
--- a/graal/com.oracle.graal.compiler.test/src/com/oracle/graal/compiler/test/GraalCompilerTest.java	Wed Mar 19 17:44:14 2014 +0100
+++ b/graal/com.oracle.graal.compiler.test/src/com/oracle/graal/compiler/test/GraalCompilerTest.java	Wed Mar 19 17:48:39 2014 +0100
@@ -498,7 +498,7 @@
     }
 
     private CompilationResult compileBaseline(ResolvedJavaMethod javaMethod) {
-        try (Scope bds = Debug.scope("compileBaseline", javaMethod)) {
+        try (Scope bds = Debug.scope("compileBaseline", javaMethod, providers.getCodeCache())) {
             BaselineCompiler baselineCompiler = new BaselineCompiler(GraphBuilderConfiguration.getDefault(), providers.getMetaAccess());
             return baselineCompiler.generate(javaMethod, -1, getBackend(), new CompilationResult(), javaMethod, CompilationResultBuilderFactory.Default);
         } catch (Throwable e) {
diff -r 9fbc1a798558 -r 115974c4c7fc graal/com.oracle.graal.hotspot.amd64/src/com/oracle/graal/hotspot/amd64/AMD64HotSpotLIRGenerator.java
--- a/graal/com.oracle.graal.hotspot.amd64/src/com/oracle/graal/hotspot/amd64/AMD64HotSpotLIRGenerator.java	Wed Mar 19 17:44:14 2014 +0100
+++ b/graal/com.oracle.graal.hotspot.amd64/src/com/oracle/graal/hotspot/amd64/AMD64HotSpotLIRGenerator.java	Wed Mar 19 17:48:39 2014 +0100
@@ -59,7 +59,6 @@
 import com.oracle.graal.lir.amd64.AMD64Move.StoreOp;
 import com.oracle.graal.nodes.*;
 import com.oracle.graal.nodes.calc.*;
-import com.oracle.graal.nodes.cfg.*;
 import com.oracle.graal.nodes.extended.*;
 import com.oracle.graal.nodes.java.*;
 import com.oracle.graal.nodes.java.MethodCallTargetNode.InvokeKind;
@@ -164,8 +163,7 @@
 
         emitIncomingValues(params);
 
-        assert currentBlock instanceof Block;
-        saveRbp = new SaveRbp(new NoOp((Block) currentBlock, res.getLIR().getLIRforBlock(currentBlock).size()));
+        saveRbp = new SaveRbp(new NoOp(currentBlock, res.getLIR().getLIRforBlock(currentBlock).size()));
         append(saveRbp.placeholder);
 
         for (ParameterNode param : graph.getNodes(ParameterNode.class)) {
@@ -175,6 +173,39 @@
         }
     }
 
+    @Override
+    protected void emitPrologue(ResolvedJavaMethod method) {
+
+        CallingConvention incomingArguments = getCallingConvention();
+
+        Value[] params = new Value[incomingArguments.getArgumentCount() + 1];
+        for (int i = 0; i < params.length - 1; i++) {
+            params[i] = toStackKind(incomingArguments.getArgument(i));
+            if (isStackSlot(params[i])) {
+                StackSlot slot = ValueUtil.asStackSlot(params[i]);
+                if (slot.isInCallerFrame() && !res.getLIR().hasArgInCallerFrame()) {
+                    res.getLIR().setHasArgInCallerFrame();
+                }
+            }
+        }
+        params[params.length - 1] = rbp.asValue(Kind.Long);
+
+        emitIncomingValues(params);
+
+        saveRbp = new SaveRbp(new NoOp(currentBlock, res.getLIR().getLIRforBlock(currentBlock).size()));
+        append(saveRbp.placeholder);
+
+        Signature sig = method.getSignature();
+        boolean isStatic = Modifier.isStatic(method.getModifiers());
+
+        for (int i = 0; i < sig.getParameterCount(!isStatic); i++) {
+            Value paramValue = params[i];
+            assert paramValue.getKind() == sig.getParameterKind(i).getStackKind();
+            // TODO setResult(param, emitMove(paramValue));
+            emitMove(paramValue);
+        }
+    }
+
     private Register findPollOnReturnScratchRegister() {
         RegisterConfig regConfig = getProviders().getCodeCache().getRegisterConfig();
         for (Register r : regConfig.getAllocatableRegisters(Kind.Long)) {