truffle: graal/com.oracle.graal.compiler.hsail/src/com/oracle/graal/compiler/hsail/HSAILBackend.java annotate

author	Doug Simon <doug.simon@oracle.com>
date	Tue, 09 Jul 2013 10:40:37 +0200
parents
children	563c6d1994c0

rev	line source
10662 4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	1 /*
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	2 * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	4 *
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	5 * This code is free software; you can redistribute it and/or modify it
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	6 * under the terms of the GNU General Public License version 2 only, as
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	7 * published by the Free Software Foundation.
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	8 *
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	9 * This code is distributed in the hope that it will be useful, but WITHOUT
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	12 * version 2 for more details (a copy is included in the LICENSE file that
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	13 * accompanied this code).
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	14 *
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	15 * You should have received a copy of the GNU General Public License version
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	16 * 2 along with this work; if not, write to the Free Software Foundation,
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	18 *
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	20 * or visit www.oracle.com if you need additional information or have any
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	21 * questions.
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	22 */
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	23 package com.oracle.graal.compiler.hsail;
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	24
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	25 import static com.oracle.graal.api.code.CallingConvention.Type.*;
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	26
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	27 import static com.oracle.graal.api.code.ValueUtil.*;
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	28
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	29 import com.oracle.graal.api.code.*;
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	30 import com.oracle.graal.api.meta.*;
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	31 import com.oracle.graal.asm.*;
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	32 import com.oracle.graal.asm.hsail.*;
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	33 import com.oracle.graal.compiler.gen.*;
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	34 import com.oracle.graal.compiler.target.*;
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	35 import com.oracle.graal.debug.*;
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	36 import com.oracle.graal.lir.*;
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	37 import com.oracle.graal.lir.asm.*;
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	38 import com.oracle.graal.nodes.*;
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	39 import com.oracle.graal.hsail.*;
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	40
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	41 import java.util.Map;
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	42 import java.util.HashMap;
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	43 import java.lang.reflect.Modifier;
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	44 import java.util.Arrays;
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	45
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	46 /**
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	47 * HSAIL specific backend.
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	48 */
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	49 public class HSAILBackend extends Backend {
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	50
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	51 private Map<String, String> paramTypeMap = new HashMap<>();
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	52 private Buffer codeBuffer;
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	53
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	54 public HSAILBackend(CodeCacheProvider runtime, TargetDescription target) {
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	55 super(runtime, target);
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	56 paramTypeMap.put("HotSpotResolvedPrimitiveType<int>", "s32");
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	57 paramTypeMap.put("HotSpotResolvedPrimitiveType<float>", "f32");
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	58 paramTypeMap.put("HotSpotResolvedPrimitiveType<double>", "f64");
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	59 paramTypeMap.put("HotSpotResolvedPrimitiveType<long>", "s64");
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	60 }
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	61
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	62 @Override
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	63 public LIRGenerator newLIRGenerator(StructuredGraph graph, FrameMap frameMap, CallingConvention cc, LIR lir) {
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	64 return new HSAILLIRGenerator(graph, runtime(), target, frameMap, cc, lir);
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	65 }
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	66
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	67 public String getPartialCodeString() {
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	68 return (codeBuffer == null ? "" : new String(codeBuffer.copyData(0, codeBuffer.position())));
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	69 }
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	70
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	71 class HotSpotFrameContext implements FrameContext {
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	72
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	73 @Override
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	74 public void enter(TargetMethodAssembler tasm) {
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	75 Debug.log("Nothing to do here");
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	76 }
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	77
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	78 @Override
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	79 public void leave(TargetMethodAssembler tasm) {
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	80 Debug.log("Nothing to do here");
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	81 }
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	82 }
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	83
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	84 @Override
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	85 protected AbstractAssembler createAssembler(FrameMap frameMap) {
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	86 return new HSAILAssembler(target);
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	87 }
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	88
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	89 @Override
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	90 public TargetMethodAssembler newAssembler(LIRGenerator lirGen, CompilationResult compilationResult) {
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	91 FrameMap frameMap = lirGen.frameMap;
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	92 AbstractAssembler masm = new HSAILAssembler(target);
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	93 HotSpotFrameContext frameContext = new HotSpotFrameContext();
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	94 TargetMethodAssembler tasm = new TargetMethodAssembler(target, runtime(), frameMap, masm, frameContext, compilationResult);
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	95 tasm.setFrameSize(frameMap.frameSize());
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	96 return tasm;
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	97 }
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	98
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	99 @Override
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	100 public void emitCode(TargetMethodAssembler tasm, LIRGenerator lirGen, ResolvedJavaMethod method) {
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	101 assert method != null : lirGen.getGraph() + " is not associated with a method";
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	102 // Emit the prologue.
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	103 codeBuffer = tasm.asm.codeBuffer;
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	104 codeBuffer.emitString0("version 0:95: $full : $large;");
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	105 codeBuffer.emitString("");
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	106 Signature signature = method.getSignature();
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	107 int sigParamCount = signature.getParameterCount(false);
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	108 // We're subtracting 1 because we're not making the final gid as a parameter.
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	109 int nonConstantParamCount = sigParamCount - 1;
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	110 boolean isStatic = (Modifier.isStatic(method.getModifiers()));
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	111 // Determine if this is an object lambda.
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	112 boolean isObjectLambda = true;
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	113 if (signature.getParameterType(nonConstantParamCount, null).getKind() == Kind.Int) {
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	114 isObjectLambda = false;
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	115 } else {
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	116 // Add space for gid int reg.
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	117 nonConstantParamCount++;
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	118 }
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	119
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	120 // If this is an instance method, include mappings for the "this" parameter
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	121 // as the first parameter.
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	122 if (!isStatic) {
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	123 nonConstantParamCount++;
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	124 }
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	125 // Add in any "constant" parameters (currently none).
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	126 int totalParamCount = nonConstantParamCount;
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	127 JavaType[] paramtypes = new JavaType[totalParamCount];
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	128 String[] paramNames = new String[totalParamCount];
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	129 int pidx = 0;
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	130 for (int i = 0; i < totalParamCount; i++) {
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	131 if (i == 0 && !isStatic) {
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	132 paramtypes[i] = runtime().lookupJavaType(Object.class);
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	133 paramNames[i] = "%_this";
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	134 } else if (i < nonConstantParamCount) {
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	135 if (isObjectLambda && (i == (nonConstantParamCount))) {
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	136 // Set up the gid register mapping.
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	137 paramtypes[i] = runtime().lookupJavaType(int.class);
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	138 paramNames[i] = "%_gid";
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	139 } else {
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	140 paramtypes[i] = signature.getParameterType(pidx++, null);
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	141 paramNames[i] = "%_arg" + i;
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	142 }
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	143 }
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	144 }
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	145 codeBuffer.emitString0("// " + (isStatic ? "static" : "instance") + " method " + method);
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	146 codeBuffer.emitString("");
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	147 codeBuffer.emitString0("kernel &run (");
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	148 codeBuffer.emitString("");
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	149 FrameMap frameMap = tasm.frameMap;
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	150 RegisterConfig regConfig = frameMap.registerConfig;
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	151 // Build list of param types which does include the gid (for cc register mapping query).
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	152 JavaType[] ccParamTypes = new JavaType[nonConstantParamCount + 1];
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	153 // Include the gid.
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	154 System.arraycopy(paramtypes, 0, ccParamTypes, 0, nonConstantParamCount);
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	155 // Last entry comes from the signature.
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	156 ccParamTypes[ccParamTypes.length - 1] = signature.getParameterType(sigParamCount - 1, null);
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	157 CallingConvention cc = regConfig.getCallingConvention(JavaCallee, null, ccParamTypes, target, false);
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	158 /**
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	159 * Compute the hsail size mappings up to but not including the last non-constant parameter
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	160 * (which is the gid).
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	161 *
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	162 */
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	163 String[] paramHsailSizes = new String[totalParamCount];
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	164 for (int i = 0; i < totalParamCount; i++) {
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	165 String paramtypeStr = paramtypes[i].toString();
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	166 String sizeStr = paramTypeMap.get(paramtypeStr);
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	167 // Catch all for any unmapped paramtype that is u64 (address of an object).
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	168 paramHsailSizes[i] = (sizeStr != null ? sizeStr : "u64");
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	169 }
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	170 // Emit the kernel function parameters.
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	171 for (int i = 0; i < totalParamCount; i++) {
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	172 String str = "kernarg_" + paramHsailSizes[i] + " " + paramNames[i];
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	173 if (i != totalParamCount - 1) {
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	174 str += ",";
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	175 }
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	176 codeBuffer.emitString(str);
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	177 }
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	178 codeBuffer.emitString(") {");
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	179
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	180 /*
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	181 * End of parameters start of prolog code. Emit the load instructions for loading of the
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	182 * kernel non-constant parameters into registers. The constant class parameters will not be
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	183 * loaded up front but will be loaded as needed.
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	184 */
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	185 for (int i = 0; i < nonConstantParamCount; i++) {
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	186 codeBuffer.emitString("ld_kernarg_" + paramHsailSizes[i] + " " + HSAIL.mapRegister(cc.getArgument(i)) + ", [" + paramNames[i] + "];");
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	187 }
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	188
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	189 /*
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	190 * Emit the workitemaid instruction for loading the hidden gid parameter. This is assigned
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	191 * the register as if it were the last of the nonConstant parameters.
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	192 */
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	193 String workItemReg = "$s" + Integer.toString(asRegister(cc.getArgument(nonConstantParamCount)).encoding());
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	194 codeBuffer.emitString("workitemabsid_u32 " + workItemReg + ", 0;");
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	195
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	196 /*
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	197 * Note the logic used for this spillseg size is to leave space and then go back and patch
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	198 * in the correct size once we have generated all the instructions. This should probably be
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	199 * done in a more robust way by implementing something like codeBuffer.insertString.
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	200 */
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	201 int spillsegDeclarationPosition = codeBuffer.position() + 1;
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	202 String spillsegTemplate = "align 4 spill_u8 %spillseg[123456];";
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	203 codeBuffer.emitString(spillsegTemplate);
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	204 // Emit object array load prologue here.
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	205 if (isObjectLambda) {
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	206 final int arrayElementsOffset = 24;
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	207 String iterationObjArgReg = HSAIL.mapRegister(cc.getArgument(nonConstantParamCount - 1));
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	208 String tmpReg = workItemReg.replace("s", "d"); // "$d1";
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	209 // Convert gid to long.
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	210 codeBuffer.emitString("cvt_u64_s32 " + tmpReg + ", " + workItemReg + "; // Convert gid to long");
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	211 // Adjust index for sizeof ref.
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	212 codeBuffer.emitString("mul_u64 " + tmpReg + ", " + tmpReg + ", " + 8 + "; // Adjust index for sizeof ref");
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	213 // Adjust for actual data start.
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	214 codeBuffer.emitString("add_u64 " + tmpReg + ", " + tmpReg + ", " + arrayElementsOffset + "; // Adjust for actual elements data start");
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	215 // Add to array ref ptr.
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	216 codeBuffer.emitString("add_u64 " + tmpReg + ", " + tmpReg + ", " + iterationObjArgReg + "; // Add to array ref ptr");
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	217 // Load the object into the parameter reg.
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	218 codeBuffer.emitString("ld_global_u64 " + iterationObjArgReg + ", " + "[" + tmpReg + "]" + "; // Load from array element into parameter reg");
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	219 }
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	220 // Prologue done, Emit code for the LIR.
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	221 lirGen.lir.emitCode(tasm);
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	222 // Now that code is emitted go back and figure out what the upper Bound stack size was.
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	223 long maxStackSize = ((HSAILAssembler) tasm.asm).upperBoundStackSize();
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	224 String spillsegStringFinal;
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	225 if (maxStackSize == 0) {
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	226 // If no spilling, get rid of spillseg declaration.
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	227 char[] array = new char[spillsegTemplate.length()];
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	228 Arrays.fill(array, ' ');
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	229 spillsegStringFinal = new String(array);
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	230 } else {
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	231 spillsegStringFinal = spillsegTemplate.replace("123456", String.format("%6d", maxStackSize));
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	232 }
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	233 codeBuffer.emitString(spillsegStringFinal, spillsegDeclarationPosition);
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	234 // Emit the epilogue.
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	235 codeBuffer.emitString0("};");
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	236 codeBuffer.emitString("");
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	237 }
4ef92b67aeae added HSAIL backend and tests Doug Simon <doug.simon@oracle.com> parents: diff changeset	238 }

10662

4ef92b67aeae added HSAIL backend and tests