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annotate graal/com.oracle.graal.hotspot.sparc/src/com/oracle/graal/hotspot/sparc/SPARCHotSpotBackend.java @ 19221:8d5c61b5cf67

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Add Backend.getLowLevelCompilerConfiguration().
author Josef Eisl <josef.eisl@jku.at>
date Mon, 09 Feb 2015 13:24:53 +0100
parents 28e46ea20c93
children b689119b6f02
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 /*
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2 * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation.
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8 *
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 * version 2 for more details (a copy is included in the LICENSE file that
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13 * accompanied this code).
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14 *
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15 * You should have received a copy of the GNU General Public License version
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16 * 2 along with this work; if not, write to the Free Software Foundation,
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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18 *
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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20 * or visit www.oracle.com if you need additional information or have any
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21 * questions.
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22 */
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23 package com.oracle.graal.hotspot.sparc;
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24
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25 import static com.oracle.graal.api.code.CallingConvention.Type.*;
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26 import static com.oracle.graal.api.code.ValueUtil.*;
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27 import static com.oracle.graal.compiler.common.GraalOptions.*;
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28 import static com.oracle.graal.compiler.common.UnsafeAccess.*;
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29 import static com.oracle.graal.sparc.SPARC.*;
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30
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31 import java.util.*;
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32
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33 import com.oracle.graal.api.code.*;
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34 import com.oracle.graal.api.meta.*;
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35 import com.oracle.graal.asm.*;
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36 import com.oracle.graal.asm.sparc.*;
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37 import com.oracle.graal.asm.sparc.SPARCAssembler.Bpne;
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38 import com.oracle.graal.asm.sparc.SPARCAssembler.CC;
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39 import com.oracle.graal.asm.sparc.SPARCAssembler.Ldx;
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40 import com.oracle.graal.asm.sparc.SPARCAssembler.Save;
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41 import com.oracle.graal.asm.sparc.SPARCAssembler.Stx;
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42 import com.oracle.graal.asm.sparc.SPARCMacroAssembler.Cmp;
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43 import com.oracle.graal.asm.sparc.SPARCMacroAssembler.Nop;
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44 import com.oracle.graal.asm.sparc.SPARCMacroAssembler.RestoreWindow;
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45 import com.oracle.graal.asm.sparc.SPARCMacroAssembler.Setx;
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46 import com.oracle.graal.compiler.common.cfg.*;
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47 import com.oracle.graal.hotspot.*;
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48 import com.oracle.graal.hotspot.meta.HotSpotCodeCacheProvider.MarkId;
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49 import com.oracle.graal.hotspot.meta.*;
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50 import com.oracle.graal.hotspot.stubs.*;
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51 import com.oracle.graal.lir.*;
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52 import com.oracle.graal.lir.StandardOp.SaveRegistersOp;
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53 import com.oracle.graal.lir.asm.*;
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54 import com.oracle.graal.lir.framemap.*;
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55 import com.oracle.graal.lir.gen.*;
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56 import com.oracle.graal.lir.phases.*;
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57 import com.oracle.graal.lir.sparc.*;
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58 import com.oracle.graal.nodes.*;
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59 import com.oracle.graal.nodes.spi.*;
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60 import com.oracle.graal.sparc.*;
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61
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62 /**
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63 * HotSpot SPARC specific backend.
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64 */
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65 public class SPARCHotSpotBackend extends HotSpotHostBackend {
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66
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67 public SPARCHotSpotBackend(HotSpotGraalRuntimeProvider runtime, HotSpotProviders providers) {
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68 super(runtime, providers);
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69 }
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70
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71 @Override
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72 public boolean shouldAllocateRegisters() {
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73 return true;
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74 }
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75
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76 @Override
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77 public FrameMapBuilder newFrameMapBuilder(RegisterConfig registerConfig) {
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78 RegisterConfig registerConfigNonNull = registerConfig == null ? getCodeCache().getRegisterConfig() : registerConfig;
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79 return new SPARCFrameMapBuilder(newFrameMap(registerConfigNonNull), getCodeCache(), registerConfigNonNull);
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80 }
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81
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82 @Override
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83 public FrameMap newFrameMap(RegisterConfig registerConfig) {
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84 return new SPARCFrameMap(getCodeCache(), registerConfig);
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85 }
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86
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87 @Override
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88 public LIRGeneratorTool newLIRGenerator(CallingConvention cc, LIRGenerationResult lirGenRes) {
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89 return new SPARCHotSpotLIRGenerator(getProviders(), getRuntime().getConfig(), cc, lirGenRes);
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90 }
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91
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92 @Override
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93 public LIRGenerationResult newLIRGenerationResult(LIR lir, FrameMapBuilder frameMapBuilder, ResolvedJavaMethod method, Object stub) {
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94 return new SPARCHotSpotLIRGenerationResult(lir, frameMapBuilder, stub);
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95 }
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96
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97 @Override
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98 public NodeLIRBuilderTool newNodeLIRBuilder(StructuredGraph graph, LIRGeneratorTool lirGen) {
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99 return new SPARCHotSpotNodeLIRBuilder(getRuntime(), graph, lirGen);
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100 }
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101
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102 @Override
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103 public LowLevelCompilerConfiguration getLowLevelCompilerConfiguration() {
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104 return new DefaultLowLevelCompilerConfiguration();
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105 }
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106
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107 /**
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108 * Emits code to do stack overflow checking.
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109 *
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110 * @param afterFrameInit specifies if the stack pointer has already been adjusted to allocate
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111 * the current frame
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112 */
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113 protected static void emitStackOverflowCheck(CompilationResultBuilder crb, int pagesToBang, boolean afterFrameInit) {
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114 if (pagesToBang > 0) {
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115 SPARCMacroAssembler masm = (SPARCMacroAssembler) crb.asm;
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116 final int frameSize = crb.frameMap.totalFrameSize();
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117 if (frameSize > 0) {
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118 int lastFramePage = frameSize / unsafe.pageSize();
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119 // emit multiple stack bangs for methods with frames larger than a page
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120 for (int i = 0; i <= lastFramePage; i++) {
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121 int disp = (i + pagesToBang) * unsafe.pageSize();
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122 if (afterFrameInit) {
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123 disp -= frameSize;
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124 }
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125 crb.blockComment("[stack overflow check]");
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126 // Use SPARCAddress to get the final displacement including the stack bias.
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127 SPARCAddress address = new SPARCAddress(sp, -disp);
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128 if (SPARCAssembler.isSimm13(address.getDisplacement())) {
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129 new Stx(g0, address).emit(masm);
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130 } else {
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c2437c80c253 [SPARC] Make scratch register usage safe
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 16943
diff changeset
131 try (SPARCScratchRegister sc = SPARCScratchRegister.get()) {
c2437c80c253 [SPARC] Make scratch register usage safe
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 16943
diff changeset
132 Register scratch = sc.getRegister();
c2437c80c253 [SPARC] Make scratch register usage safe
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 16943
diff changeset
133 new Setx(address.getDisplacement(), scratch).emit(masm);
c2437c80c253 [SPARC] Make scratch register usage safe
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 16943
diff changeset
134 new Stx(g0, new SPARCAddress(sp, scratch)).emit(masm);
c2437c80c253 [SPARC] Make scratch register usage safe
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 16943
diff changeset
135 }
10694
31266ceb86ef SPARC: Can compile and run two or three methods of a bootstrap.
twisti
parents: 10686
diff changeset
136 }
10459
f78079947084 some basic SPARC arithmetic works
twisti
parents: 9864
diff changeset
137 }
f78079947084 some basic SPARC arithmetic works
twisti
parents: 9864
diff changeset
138 }
f78079947084 some basic SPARC arithmetic works
twisti
parents: 9864
diff changeset
139 }
9814
e723f9031785 re-architected SPARC assembler to be Fmt class specific, initial arithmetic
Morris Meyer <morris.meyer@oracle.com>
parents: 9621
diff changeset
140 }
e723f9031785 re-architected SPARC assembler to be Fmt class specific, initial arithmetic
Morris Meyer <morris.meyer@oracle.com>
parents: 9621
diff changeset
141
10854
e1fcdda22831 SPARC: can compile some stubs now but they don't work yet
twisti
parents: 10792
diff changeset
142 public class HotSpotFrameContext implements FrameContext {
9814
e723f9031785 re-architected SPARC assembler to be Fmt class specific, initial arithmetic
Morris Meyer <morris.meyer@oracle.com>
parents: 9621
diff changeset
143
e723f9031785 re-architected SPARC assembler to be Fmt class specific, initial arithmetic
Morris Meyer <morris.meyer@oracle.com>
parents: 9621
diff changeset
144 final boolean isStub;
e723f9031785 re-architected SPARC assembler to be Fmt class specific, initial arithmetic
Morris Meyer <morris.meyer@oracle.com>
parents: 9621
diff changeset
145
e723f9031785 re-architected SPARC assembler to be Fmt class specific, initial arithmetic
Morris Meyer <morris.meyer@oracle.com>
parents: 9621
diff changeset
146 HotSpotFrameContext(boolean isStub) {
e723f9031785 re-architected SPARC assembler to be Fmt class specific, initial arithmetic
Morris Meyer <morris.meyer@oracle.com>
parents: 9621
diff changeset
147 this.isStub = isStub;
e723f9031785 re-architected SPARC assembler to be Fmt class specific, initial arithmetic
Morris Meyer <morris.meyer@oracle.com>
parents: 9621
diff changeset
148 }
e723f9031785 re-architected SPARC assembler to be Fmt class specific, initial arithmetic
Morris Meyer <morris.meyer@oracle.com>
parents: 9621
diff changeset
149
13234
7e237378923d made the frameContext of a CompilationResultBuilder always non-null and added FrameContext.hasFrame() to determine if a frame is actually generated
Doug Simon <doug.simon@oracle.com>
parents: 13229
diff changeset
150 public boolean hasFrame() {
7e237378923d made the frameContext of a CompilationResultBuilder always non-null and added FrameContext.hasFrame() to determine if a frame is actually generated
Doug Simon <doug.simon@oracle.com>
parents: 13229
diff changeset
151 return true;
7e237378923d made the frameContext of a CompilationResultBuilder always non-null and added FrameContext.hasFrame() to determine if a frame is actually generated
Doug Simon <doug.simon@oracle.com>
parents: 13229
diff changeset
152 }
7e237378923d made the frameContext of a CompilationResultBuilder always non-null and added FrameContext.hasFrame() to determine if a frame is actually generated
Doug Simon <doug.simon@oracle.com>
parents: 13229
diff changeset
153
9814
e723f9031785 re-architected SPARC assembler to be Fmt class specific, initial arithmetic
Morris Meyer <morris.meyer@oracle.com>
parents: 9621
diff changeset
154 @Override
13227
1a66453f73db renamed TargetMethodAssembler to CompilationResultBuilder
Doug Simon <doug.simon@oracle.com>
parents: 12610
diff changeset
155 public void enter(CompilationResultBuilder crb) {
1a66453f73db renamed TargetMethodAssembler to CompilationResultBuilder
Doug Simon <doug.simon@oracle.com>
parents: 12610
diff changeset
156 final int frameSize = crb.frameMap.totalFrameSize();
16933
f011bf910f34 [SPARC] Fix sign extension, add debug messages to assertions in Assembler, add FSMULD , Entering frame is now possible with > 2k framesize
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16929
diff changeset
157 final int stackpoinerChange = -frameSize;
13227
1a66453f73db renamed TargetMethodAssembler to CompilationResultBuilder
Doug Simon <doug.simon@oracle.com>
parents: 12610
diff changeset
158 SPARCMacroAssembler masm = (SPARCMacroAssembler) crb.asm;
13310
733cccc125ed added subqWide to AMD64Assembler
Doug Simon <doug.simon@oracle.com>
parents: 13252
diff changeset
159 if (!isStub && pagesToBang > 0) {
733cccc125ed added subqWide to AMD64Assembler
Doug Simon <doug.simon@oracle.com>
parents: 13252
diff changeset
160 emitStackOverflowCheck(crb, pagesToBang, false);
10459
f78079947084 some basic SPARC arithmetic works
twisti
parents: 9864
diff changeset
161 }
16933
f011bf910f34 [SPARC] Fix sign extension, add debug messages to assertions in Assembler, add FSMULD , Entering frame is now possible with > 2k framesize
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16929
diff changeset
162
f011bf910f34 [SPARC] Fix sign extension, add debug messages to assertions in Assembler, add FSMULD , Entering frame is now possible with > 2k framesize
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16929
diff changeset
163 if (SPARCAssembler.isSimm13(stackpoinerChange)) {
f011bf910f34 [SPARC] Fix sign extension, add debug messages to assertions in Assembler, add FSMULD , Entering frame is now possible with > 2k framesize
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16929
diff changeset
164 new Save(sp, stackpoinerChange, sp).emit(masm);
f011bf910f34 [SPARC] Fix sign extension, add debug messages to assertions in Assembler, add FSMULD , Entering frame is now possible with > 2k framesize
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16929
diff changeset
165 } else {
17021
c2437c80c253 [SPARC] Make scratch register usage safe
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 16943
diff changeset
166 try (SPARCScratchRegister sc = SPARCScratchRegister.get()) {
c2437c80c253 [SPARC] Make scratch register usage safe
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 16943
diff changeset
167 Register scratch = sc.getRegister();
c2437c80c253 [SPARC] Make scratch register usage safe
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 16943
diff changeset
168 new Setx(stackpoinerChange, scratch).emit(masm);
c2437c80c253 [SPARC] Make scratch register usage safe
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 16943
diff changeset
169 new Save(sp, scratch, sp).emit(masm);
c2437c80c253 [SPARC] Make scratch register usage safe
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 16943
diff changeset
170 }
16933
f011bf910f34 [SPARC] Fix sign extension, add debug messages to assertions in Assembler, add FSMULD , Entering frame is now possible with > 2k framesize
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16929
diff changeset
171 }
10459
f78079947084 some basic SPARC arithmetic works
twisti
parents: 9864
diff changeset
172
f78079947084 some basic SPARC arithmetic works
twisti
parents: 9864
diff changeset
173 if (ZapStackOnMethodEntry.getValue()) {
f78079947084 some basic SPARC arithmetic works
twisti
parents: 9864
diff changeset
174 final int slotSize = 8;
f78079947084 some basic SPARC arithmetic works
twisti
parents: 9864
diff changeset
175 for (int i = 0; i < frameSize / slotSize; ++i) {
f78079947084 some basic SPARC arithmetic works
twisti
parents: 9864
diff changeset
176 // 0xC1C1C1C1
f78079947084 some basic SPARC arithmetic works
twisti
parents: 9864
diff changeset
177 new Stx(g0, new SPARCAddress(sp, i * slotSize)).emit(masm);
f78079947084 some basic SPARC arithmetic works
twisti
parents: 9864
diff changeset
178 }
f78079947084 some basic SPARC arithmetic works
twisti
parents: 9864
diff changeset
179 }
9814
e723f9031785 re-architected SPARC assembler to be Fmt class specific, initial arithmetic
Morris Meyer <morris.meyer@oracle.com>
parents: 9621
diff changeset
180 }
e723f9031785 re-architected SPARC assembler to be Fmt class specific, initial arithmetic
Morris Meyer <morris.meyer@oracle.com>
parents: 9621
diff changeset
181
e723f9031785 re-architected SPARC assembler to be Fmt class specific, initial arithmetic
Morris Meyer <morris.meyer@oracle.com>
parents: 9621
diff changeset
182 @Override
13227
1a66453f73db renamed TargetMethodAssembler to CompilationResultBuilder
Doug Simon <doug.simon@oracle.com>
parents: 12610
diff changeset
183 public void leave(CompilationResultBuilder crb) {
1a66453f73db renamed TargetMethodAssembler to CompilationResultBuilder
Doug Simon <doug.simon@oracle.com>
parents: 12610
diff changeset
184 SPARCMacroAssembler masm = (SPARCMacroAssembler) crb.asm;
10459
f78079947084 some basic SPARC arithmetic works
twisti
parents: 9864
diff changeset
185 new RestoreWindow().emit(masm);
9814
e723f9031785 re-architected SPARC assembler to be Fmt class specific, initial arithmetic
Morris Meyer <morris.meyer@oracle.com>
parents: 9621
diff changeset
186 }
9432
6680389bd36f Make assembler creation in backend more extensible.
Roland Schatz <roland.schatz@oracle.com>
parents: 8281
diff changeset
187 }
6680389bd36f Make assembler creation in backend more extensible.
Roland Schatz <roland.schatz@oracle.com>
parents: 8281
diff changeset
188
6680389bd36f Make assembler creation in backend more extensible.
Roland Schatz <roland.schatz@oracle.com>
parents: 8281
diff changeset
189 @Override
14032
d1c1f103d42c renamed com.oracle.graal.asm.AbstractAssembler to com.oracle.graal.asm.Assembler
twisti
parents: 13839
diff changeset
190 protected Assembler createAssembler(FrameMap frameMap) {
18123
3c7e73362d6a Encapsulate FrameMap.registerConfig & FrameMap.target.
Josef Eisl <josef.eisl@jku.at>
parents: 17295
diff changeset
191 return new SPARCMacroAssembler(getTarget(), frameMap.getRegisterConfig());
10459
f78079947084 some basic SPARC arithmetic works
twisti
parents: 9864
diff changeset
192 }
f78079947084 some basic SPARC arithmetic works
twisti
parents: 9864
diff changeset
193
f78079947084 some basic SPARC arithmetic works
twisti
parents: 9864
diff changeset
194 @Override
18148
aed00dc20923 Pass FrameMap to Backend.newCompilationResultBuilder().
Josef Eisl <josef.eisl@jku.at>
parents: 18147
diff changeset
195 public CompilationResultBuilder newCompilationResultBuilder(LIRGenerationResult lirGenRes, FrameMap frameMap, CompilationResult compilationResult, CompilationResultBuilderFactory factory) {
14809
73774616a6b3 Decoupled LIRGenerator and LIRGenerationResult.
Josef Eisl <josef.eisl@jku.at>
parents: 14807
diff changeset
196 SPARCHotSpotLIRGenerationResult gen = (SPARCHotSpotLIRGenerationResult) lirGenRes;
16645
8c70d65ec04a [SPARC] Fix issues when deoptimizing with floats in local scope.
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16633
diff changeset
197 LIR lir = gen.getLIR();
16655
6514c67b7efa [SPARC] Fixed assertion for stackslot avalibility when deopt is possible
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16645
diff changeset
198 assert gen.getDeoptimizationRescueSlot() == null || frameMap.frameNeedsAllocating() : "method that can deoptimize must have a frame";
9814
e723f9031785 re-architected SPARC assembler to be Fmt class specific, initial arithmetic
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parents: 9621
diff changeset
199
e723f9031785 re-architected SPARC assembler to be Fmt class specific, initial arithmetic
Morris Meyer <morris.meyer@oracle.com>
parents: 9621
diff changeset
200 Stub stub = gen.getStub();
14032
d1c1f103d42c renamed com.oracle.graal.asm.AbstractAssembler to com.oracle.graal.asm.Assembler
twisti
parents: 13839
diff changeset
201 Assembler masm = createAssembler(frameMap);
10459
f78079947084 some basic SPARC arithmetic works
twisti
parents: 9864
diff changeset
202 // On SPARC we always use stack frames.
f78079947084 some basic SPARC arithmetic works
twisti
parents: 9864
diff changeset
203 HotSpotFrameContext frameContext = new HotSpotFrameContext(stub != null);
13229
325b4e4efb60 added CompilationResultBuilderFactory to support peep-hole instrumentation of methods as their code is emitted
Doug Simon <doug.simon@oracle.com>
parents: 13227
diff changeset
204 CompilationResultBuilder crb = factory.createBuilder(getProviders().getCodeCache(), getProviders().getForeignCalls(), frameMap, masm, frameContext, compilationResult);
15180
7a9531f50cd8 renamed com.oracle.graal.api.code.CompilationResult.frameSize to totalFrameSize
twisti
parents: 15011
diff changeset
205 crb.setTotalFrameSize(frameMap.totalFrameSize());
14807
c3242028cc44 Introduce specialized LIRGenerationResults for Targets if needed.
Josef Eisl <josef.eisl@jku.at>
parents: 14804
diff changeset
206 StackSlot deoptimizationRescueSlot = gen.getDeoptimizationRescueSlot();
9814
e723f9031785 re-architected SPARC assembler to be Fmt class specific, initial arithmetic
Morris Meyer <morris.meyer@oracle.com>
parents: 9621
diff changeset
207 if (deoptimizationRescueSlot != null && stub == null) {
13227
1a66453f73db renamed TargetMethodAssembler to CompilationResultBuilder
Doug Simon <doug.simon@oracle.com>
parents: 12610
diff changeset
208 crb.compilationResult.setCustomStackAreaOffset(frameMap.offsetForStackSlot(deoptimizationRescueSlot));
9814
e723f9031785 re-architected SPARC assembler to be Fmt class specific, initial arithmetic
Morris Meyer <morris.meyer@oracle.com>
parents: 9621
diff changeset
209 }
e723f9031785 re-architected SPARC assembler to be Fmt class specific, initial arithmetic
Morris Meyer <morris.meyer@oracle.com>
parents: 9621
diff changeset
210
10854
e1fcdda22831 SPARC: can compile some stubs now but they don't work yet
twisti
parents: 10792
diff changeset
211 if (stub != null) {
16645
8c70d65ec04a [SPARC] Fix issues when deoptimizing with floats in local scope.
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16633
diff changeset
212 // Even on sparc we need to save floating point registers
8c70d65ec04a [SPARC] Fix issues when deoptimizing with floats in local scope.
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16633
diff changeset
213 Set<Register> definedRegisters = gatherDefinedRegisters(lir);
8c70d65ec04a [SPARC] Fix issues when deoptimizing with floats in local scope.
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16633
diff changeset
214 Map<LIRFrameState, SaveRegistersOp> calleeSaveInfo = gen.getCalleeSaveInfo();
8c70d65ec04a [SPARC] Fix issues when deoptimizing with floats in local scope.
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16633
diff changeset
215 updateStub(stub, definedRegisters, calleeSaveInfo, frameMap);
10854
e1fcdda22831 SPARC: can compile some stubs now but they don't work yet
twisti
parents: 10792
diff changeset
216 }
e1fcdda22831 SPARC: can compile some stubs now but they don't work yet
twisti
parents: 10792
diff changeset
217
13227
1a66453f73db renamed TargetMethodAssembler to CompilationResultBuilder
Doug Simon <doug.simon@oracle.com>
parents: 12610
diff changeset
218 return crb;
7740
5f8101629080 Add projects and skeletons for SPARC port.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
219 }
5f8101629080 Add projects and skeletons for SPARC port.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
220
5f8101629080 Add projects and skeletons for SPARC port.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
221 @Override
14065
5dec26f3d4a4 Use LIR instead of LIRGenerator as parameter in emitCode.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 14032
diff changeset
222 public void emitCode(CompilationResultBuilder crb, LIR lir, ResolvedJavaMethod installedCodeOwner) {
17206
2d401b9ca70d [SPARC] Improve the lookup for delayable candidates, renaming interfaces/methods
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 17177
diff changeset
223 stuffDelayedControlTransfers(lir);
13227
1a66453f73db renamed TargetMethodAssembler to CompilationResultBuilder
Doug Simon <doug.simon@oracle.com>
parents: 12610
diff changeset
224 SPARCMacroAssembler masm = (SPARCMacroAssembler) crb.asm;
1a66453f73db renamed TargetMethodAssembler to CompilationResultBuilder
Doug Simon <doug.simon@oracle.com>
parents: 12610
diff changeset
225 FrameMap frameMap = crb.frameMap;
18123
3c7e73362d6a Encapsulate FrameMap.registerConfig & FrameMap.target.
Josef Eisl <josef.eisl@jku.at>
parents: 17295
diff changeset
226 RegisterConfig regConfig = frameMap.getRegisterConfig();
12431
7080a96be216 rename: graalRuntime -> runtime, getGraalRuntime -> getRuntime
Doug Simon <doug.simon@oracle.com>
parents: 12429
diff changeset
227 HotSpotVMConfig config = getRuntime().getConfig();
15311
820c6d353358 added ModifiersProvider as superinterface for ResolvedJava[Method|Field|Type] and implemented all checks against modifiers as default methods
Doug Simon <doug.simon@oracle.com>
parents: 15292
diff changeset
228 Label unverifiedStub = installedCodeOwner == null || installedCodeOwner.isStatic() ? null : new Label();
10459
f78079947084 some basic SPARC arithmetic works
twisti
parents: 9864
diff changeset
229
17207
5a7b82c1514e [SPARC] Add functionality to be able to do assembly in two passes (knowing offsets of forward branches)
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 17206
diff changeset
230 int i = 0;
5a7b82c1514e [SPARC] Add functionality to be able to do assembly in two passes (knowing offsets of forward branches)
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 17206
diff changeset
231 do {
5a7b82c1514e [SPARC] Add functionality to be able to do assembly in two passes (knowing offsets of forward branches)
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 17206
diff changeset
232 if (i > 0) {
5a7b82c1514e [SPARC] Add functionality to be able to do assembly in two passes (knowing offsets of forward branches)
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 17206
diff changeset
233 crb.reset();
5a7b82c1514e [SPARC] Add functionality to be able to do assembly in two passes (knowing offsets of forward branches)
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 17206
diff changeset
234 lir.resetLabels();
5a7b82c1514e [SPARC] Add functionality to be able to do assembly in two passes (knowing offsets of forward branches)
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 17206
diff changeset
235 resetDelayedControlTransfers(lir);
5a7b82c1514e [SPARC] Add functionality to be able to do assembly in two passes (knowing offsets of forward branches)
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 17206
diff changeset
236 }
10459
f78079947084 some basic SPARC arithmetic works
twisti
parents: 9864
diff changeset
237
17207
5a7b82c1514e [SPARC] Add functionality to be able to do assembly in two passes (knowing offsets of forward branches)
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 17206
diff changeset
238 // Emit the prefix
5a7b82c1514e [SPARC] Add functionality to be able to do assembly in two passes (knowing offsets of forward branches)
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 17206
diff changeset
239 if (unverifiedStub != null) {
5a7b82c1514e [SPARC] Add functionality to be able to do assembly in two passes (knowing offsets of forward branches)
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 17206
diff changeset
240 MarkId.recordMark(crb, MarkId.UNVERIFIED_ENTRY);
5a7b82c1514e [SPARC] Add functionality to be able to do assembly in two passes (knowing offsets of forward branches)
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 17206
diff changeset
241 // We need to use JavaCall here because we haven't entered the frame yet.
5a7b82c1514e [SPARC] Add functionality to be able to do assembly in two passes (knowing offsets of forward branches)
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 17206
diff changeset
242 CallingConvention cc = regConfig.getCallingConvention(JavaCall, null, new JavaType[]{getProviders().getMetaAccess().lookupJavaType(Object.class)}, getTarget(), false);
5a7b82c1514e [SPARC] Add functionality to be able to do assembly in two passes (knowing offsets of forward branches)
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 17206
diff changeset
243 Register inlineCacheKlass = g5; // see MacroAssembler::ic_call
17021
c2437c80c253 [SPARC] Make scratch register usage safe
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 16943
diff changeset
244
17207
5a7b82c1514e [SPARC] Add functionality to be able to do assembly in two passes (knowing offsets of forward branches)
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 17206
diff changeset
245 try (SPARCScratchRegister sc = SPARCScratchRegister.get()) {
5a7b82c1514e [SPARC] Add functionality to be able to do assembly in two passes (knowing offsets of forward branches)
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 17206
diff changeset
246 Register scratch = sc.getRegister();
5a7b82c1514e [SPARC] Add functionality to be able to do assembly in two passes (knowing offsets of forward branches)
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 17206
diff changeset
247 Register receiver = asRegister(cc.getArgument(0));
5a7b82c1514e [SPARC] Add functionality to be able to do assembly in two passes (knowing offsets of forward branches)
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 17206
diff changeset
248 SPARCAddress src = new SPARCAddress(receiver, config.hubOffset);
10459
f78079947084 some basic SPARC arithmetic works
twisti
parents: 9864
diff changeset
249
17207
5a7b82c1514e [SPARC] Add functionality to be able to do assembly in two passes (knowing offsets of forward branches)
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 17206
diff changeset
250 new Ldx(src, scratch).emit(masm);
5a7b82c1514e [SPARC] Add functionality to be able to do assembly in two passes (knowing offsets of forward branches)
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 17206
diff changeset
251 new Cmp(scratch, inlineCacheKlass).emit(masm);
5a7b82c1514e [SPARC] Add functionality to be able to do assembly in two passes (knowing offsets of forward branches)
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 17206
diff changeset
252 }
5a7b82c1514e [SPARC] Add functionality to be able to do assembly in two passes (knowing offsets of forward branches)
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 17206
diff changeset
253 new Bpne(CC.Xcc, unverifiedStub).emit(masm);
5a7b82c1514e [SPARC] Add functionality to be able to do assembly in two passes (knowing offsets of forward branches)
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 17206
diff changeset
254 new Nop().emit(masm); // delay slot
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255 }
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256
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257 masm.align(config.codeEntryAlignment);
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258 MarkId.recordMark(crb, MarkId.OSR_ENTRY);
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259 MarkId.recordMark(crb, MarkId.VERIFIED_ENTRY);
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260
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261 // Emit code for the LIR
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262 crb.emit(lir);
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263 } while (i++ < 1);
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264
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1a66453f73db renamed TargetMethodAssembler to CompilationResultBuilder
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265 HotSpotFrameContext frameContext = (HotSpotFrameContext) crb.frameContext;
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5124eeec1a7b split HotSpotRuntime into separate provider implementations
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266 HotSpotForeignCallsProvider foreignCalls = getProviders().getForeignCalls();
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267 if (!frameContext.isStub) {
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268 MarkId.recordMark(crb, MarkId.EXCEPTION_HANDLER_ENTRY);
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269 SPARCCall.directCall(crb, masm, foreignCalls.lookupForeignCall(EXCEPTION_HANDLER), null, false, null);
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270 MarkId.recordMark(crb, MarkId.DEOPT_HANDLER_ENTRY);
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271 SPARCCall.directCall(crb, masm, foreignCalls.lookupForeignCall(DEOPTIMIZATION_HANDLER), null, false, null);
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272 } else {
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273 // No need to emit the stubs for entries back into the method since
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274 // it has no calls that can cause such "return" entries
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275 }
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276
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277 if (unverifiedStub != null) {
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278 masm.bind(unverifiedStub);
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279 try (SPARCScratchRegister sc = SPARCScratchRegister.get()) {
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280 Register scratch = sc.getRegister();
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281 SPARCCall.indirectJmp(crb, masm, scratch, foreignCalls.lookupForeignCall(IC_MISS_HANDLER));
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282 }
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283 }
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284 }
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285
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286 private static void resetDelayedControlTransfers(LIR lir) {
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287 for (AbstractBlock<?> block : lir.codeEmittingOrder()) {
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288 for (LIRInstruction inst : lir.getLIRforBlock(block)) {
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289 if (inst instanceof SPARCDelayedControlTransfer) {
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290 ((SPARCDelayedControlTransfer) inst).resetState();
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291 }
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292 }
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293 }
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294 }
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295
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296 /**
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297 * Fix-up over whole LIR.
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298 *
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299 * @see #stuffDelayedControlTransfers(LIR, AbstractBlock)
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300 * @param l
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301 */
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302 private static void stuffDelayedControlTransfers(LIR l) {
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303 for (AbstractBlock<?> b : l.codeEmittingOrder()) {
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304 stuffDelayedControlTransfers(l, b);
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305 }
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306 }
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307
17206
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308 /**
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309 * Tries to put DelayedControlTransfer instructions and DelayableLIRInstructions together. Also
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310 * it tries to move the DelayedLIRInstruction to the DelayedControlTransfer instruction, if
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311 * possible.
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diff changeset
312 */
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313 private static void stuffDelayedControlTransfers(LIR l, AbstractBlock<?> block) {
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diff changeset
314 List<LIRInstruction> instructions = l.getLIRforBlock(block);
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diff changeset
315 if (instructions.size() >= 2) {
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diff changeset
316 LIRDependencyAccumulator acc = new LIRDependencyAccumulator();
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diff changeset
317 SPARCDelayedControlTransfer delayedTransfer = null;
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diff changeset
318 int delayTransferPosition = -1;
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diff changeset
319 for (int i = instructions.size() - 1; i >= 0; i--) {
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diff changeset
320 LIRInstruction inst = instructions.get(i);
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diff changeset
321 boolean adjacent = delayTransferPosition - i == 1;
18701
28e46ea20c93 [SPARC] Attempt to fix the NullPointerException problem
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diff changeset
322 if (!adjacent || inst.destroysCallerSavedRegisters() || leavesRegisterWindow(inst)) {
17206
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diff changeset
323 delayedTransfer = null;
17177
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diff changeset
324 }
17206
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diff changeset
325 if (inst instanceof SPARCDelayedControlTransfer) {
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diff changeset
326 delayedTransfer = (SPARCDelayedControlTransfer) inst;
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diff changeset
327 acc.start(inst);
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diff changeset
328 delayTransferPosition = i;
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diff changeset
329 } else if (delayedTransfer != null) {
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diff changeset
330 boolean overlap = acc.add(inst);
17207
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diff changeset
331 if (!overlap && inst instanceof SPARCTailDelayedLIRInstruction) {
17206
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diff changeset
332 // We have found a non overlapping LIR instruction which can be delayed
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diff changeset
333 ((SPARCTailDelayedLIRInstruction) inst).setDelayedControlTransfer(delayedTransfer);
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diff changeset
334 delayedTransfer = null;
18701
28e46ea20c93 [SPARC] Attempt to fix the NullPointerException problem
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diff changeset
335 // Removed the moving as it causes problems (Nullpointer exceptions)
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diff changeset
336 // if (!adjacent) {
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diff changeset
337 // // If not adjacent, we make it adjacent
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diff changeset
338 // instructions.remove(i);
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diff changeset
339 // instructions.add(delayTransferPosition - 1, inst);
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diff changeset
340 // }
17206
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diff changeset
341 }
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diff changeset
342 }
17177
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diff changeset
343 }
805a26002dc7 [SPARC] Implement stuffing of delay slots in branches and calls. Optimized the cmove for integer and fp ops
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diff changeset
344 }
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diff changeset
345 }
805a26002dc7 [SPARC] Implement stuffing of delay slots in branches and calls. Optimized the cmove for integer and fp ops
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diff changeset
346
17206
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diff changeset
347 private static boolean leavesRegisterWindow(LIRInstruction inst) {
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diff changeset
348 return inst instanceof SPARCLIRInstruction && ((SPARCLIRInstruction) inst).leavesRegisterWindow();
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diff changeset
349 }
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diff changeset
350
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diff changeset
351 /**
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diff changeset
352 * Accumulates inputs/outputs/temp/alive in a set along we walk back the LIRInstructions and
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diff changeset
353 * detects, if there is any overlap. In this way LIRInstructions can be detected, which can be
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diff changeset
354 * moved nearer to the DelayedControlTransfer instruction.
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diff changeset
355 */
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diff changeset
356 private static class LIRDependencyAccumulator {
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diff changeset
357 private final Set<Object> inputs = new HashSet<>(10);
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diff changeset
358 private boolean overlap = false;
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diff changeset
359
17295
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diff changeset
360 private final InstructionValueConsumer valueConsumer = (instruction, value, mode, flags) -> {
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diff changeset
361 Object valueObject = value;
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diff changeset
362 if (isRegister(value)) { // Canonicalize registers
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diff changeset
363 valueObject = asRegister(value);
ae0496f76cce LIRIntrospection: use Lambdas wherever possible.
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diff changeset
364 }
ae0496f76cce LIRIntrospection: use Lambdas wherever possible.
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diff changeset
365 if (!inputs.add(valueObject)) {
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diff changeset
366 overlap = true;
17177
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diff changeset
367 }
17206
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diff changeset
368 };
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diff changeset
369
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370 public void start(LIRInstruction initial) {
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diff changeset
371 inputs.clear();
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diff changeset
372 overlap = false;
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diff changeset
373 initial.visitEachInput(valueConsumer);
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parents: 17177
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374 initial.visitEachTemp(valueConsumer);
2d401b9ca70d [SPARC] Improve the lookup for delayable candidates, renaming interfaces/methods
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 17177
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375 initial.visitEachAlive(valueConsumer);
17177
805a26002dc7 [SPARC] Implement stuffing of delay slots in branches and calls. Optimized the cmove for integer and fp ops
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 17021
diff changeset
376 }
17206
2d401b9ca70d [SPARC] Improve the lookup for delayable candidates, renaming interfaces/methods
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 17177
diff changeset
377
2d401b9ca70d [SPARC] Improve the lookup for delayable candidates, renaming interfaces/methods
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 17177
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378 /**
2d401b9ca70d [SPARC] Improve the lookup for delayable candidates, renaming interfaces/methods
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 17177
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379 * Adds the inputs of lir instruction to the accumulator and returns, true if there was any
2d401b9ca70d [SPARC] Improve the lookup for delayable candidates, renaming interfaces/methods
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 17177
diff changeset
380 * overlap of parameters.
2d401b9ca70d [SPARC] Improve the lookup for delayable candidates, renaming interfaces/methods
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 17177
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381 *
2d401b9ca70d [SPARC] Improve the lookup for delayable candidates, renaming interfaces/methods
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 17177
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382 * @param inst
2d401b9ca70d [SPARC] Improve the lookup for delayable candidates, renaming interfaces/methods
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 17177
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383 * @return true if an overlap was found
2d401b9ca70d [SPARC] Improve the lookup for delayable candidates, renaming interfaces/methods
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 17177
diff changeset
384 */
2d401b9ca70d [SPARC] Improve the lookup for delayable candidates, renaming interfaces/methods
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 17177
diff changeset
385 public boolean add(LIRInstruction inst) {
2d401b9ca70d [SPARC] Improve the lookup for delayable candidates, renaming interfaces/methods
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 17177
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386 overlap = false;
2d401b9ca70d [SPARC] Improve the lookup for delayable candidates, renaming interfaces/methods
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 17177
diff changeset
387 inst.visitEachOutput(valueConsumer);
2d401b9ca70d [SPARC] Improve the lookup for delayable candidates, renaming interfaces/methods
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 17177
diff changeset
388 inst.visitEachTemp(valueConsumer);
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Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 17177
diff changeset
389 inst.visitEachInput(valueConsumer);
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Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 17177
diff changeset
390 inst.visitEachAlive(valueConsumer);
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Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 17177
diff changeset
391 return overlap;
2d401b9ca70d [SPARC] Improve the lookup for delayable candidates, renaming interfaces/methods
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 17177
diff changeset
392 }
17177
805a26002dc7 [SPARC] Implement stuffing of delay slots in branches and calls. Optimized the cmove for integer and fp ops
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 17021
diff changeset
393 }
7740
5f8101629080 Add projects and skeletons for SPARC port.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
394 }