@Override
public long getMemorySize(Constant constant) {
if (constant.getKind() == Kind.Object) {
HotSpotResolvedObjectType lookupJavaType =
(HotSpotResolvedObjectType) this.lookupJavaType(constant);
if (lookupJavaType == null) {
return 0;
} else {
if (lookupJavaType.isArray()) {
// TODO(tw): Add compressed pointer support.
int length = Array.getLength(HotSpotObjectConstant.asObject(constant));
ResolvedJavaType elementType = lookupJavaType.getComponentType();
Kind elementKind = elementType.getKind();
final int headerSize = HotSpotGraalRuntime.getArrayBaseOffset(elementKind);
int sizeOfElement = HotSpotGraalRuntime.runtime().getTarget().getSizeInBytes(elementKind);
int alignment = HotSpotGraalRuntime.runtime().getTarget().wordSize;
int log2ElementSize = CodeUtil.log2(sizeOfElement);
return NewObjectSnippets.computeArrayAllocationSize(
length, alignment, headerSize, log2ElementSize);
}
return lookupJavaType.instanceSize();
}
} else {
return constant.getKind().getByteCount();
}
}
protected InstalledCode assembleMethod(Method m, CodeGenTest test) {
ResolvedJavaMethod method = codeCache.lookupJavaMethod(m);
RegisterConfig registerConfig = codeCache.lookupRegisterConfig();
CallingConvention cc =
CodeUtil.getCallingConvention(codeCache, CallingConvention.Type.JavaCallee, method, false);
CompilationResult compResult = new CompilationResult();
Buffer codeBuffer = test.generateCode(compResult, codeCache.getTarget(), registerConfig, cc);
compResult.setTargetCode(codeBuffer.close(true), codeBuffer.position());
InstalledCode code = codeCache.addMethod(method, compResult);
DisassemblerProvider dis = Graal.getRuntime().getCapability(DisassemblerProvider.class);
if (dis != null) {
String disasm = dis.disassemble(code);
Assert.assertTrue(code.toString(), disasm == null || disasm.length() > 0);
}
return code;
}
@Override
public String toString() {
return CodeUtil.append(new StringBuilder(100), this).toString();
}
