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annotate graal/com.oracle.graal.lir.sparc/src/com/oracle/graal/lir/sparc/SPARCBitManipulationOp.java @ 21708:6df25b1418be

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moved com.oracle.asm.** to jvmci-util.jar (JBS:GRAAL-53)
author Doug Simon <doug.simon@oracle.com>
date Wed, 03 Jun 2015 18:06:44 +0200
parents 5024c80224c7
children d915361cc3a1
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 /*
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2 * Copyright (c) 2012, 2014, 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
91a1041ec905 SPARCLIRGenerator, sqrt, condition move, breakpoint op, partial bit ops
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7 * published by the Free Software Foundation.
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8 *
91a1041ec905 SPARCLIRGenerator, sqrt, condition move, breakpoint op, partial bit ops
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
91a1041ec905 SPARCLIRGenerator, sqrt, condition move, breakpoint op, partial bit ops
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
91a1041ec905 SPARCLIRGenerator, sqrt, condition move, breakpoint op, partial bit ops
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
91a1041ec905 SPARCLIRGenerator, sqrt, condition move, breakpoint op, partial bit ops
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12 * version 2 for more details (a copy is included in the LICENSE file that
91a1041ec905 SPARCLIRGenerator, sqrt, condition move, breakpoint op, partial bit ops
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13 * accompanied this code).
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14 *
91a1041ec905 SPARCLIRGenerator, sqrt, condition move, breakpoint op, partial bit ops
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15 * You should have received a copy of the GNU General Public License version
91a1041ec905 SPARCLIRGenerator, sqrt, condition move, breakpoint op, partial bit ops
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16 * 2 along with this work; if not, write to the Free Software Foundation,
91a1041ec905 SPARCLIRGenerator, sqrt, condition move, breakpoint op, partial bit ops
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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18 *
91a1041ec905 SPARCLIRGenerator, sqrt, condition move, breakpoint op, partial bit ops
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
91a1041ec905 SPARCLIRGenerator, sqrt, condition move, breakpoint op, partial bit ops
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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.lir.sparc;
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24
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25 import com.oracle.jvmci.asm.sparc.*;
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26 import com.oracle.jvmci.code.Register;
48c1ebd24120 renamed com.oracle.graal.api[meta|code] modules to com.oracle.jvmci.[meta|code] (JBS:GRAAL-53)
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27 import com.oracle.jvmci.meta.LIRKind;
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28 import com.oracle.jvmci.meta.Kind;
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29 import com.oracle.jvmci.meta.Value;
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30 import com.oracle.jvmci.meta.AllocatableValue;
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31
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32 import static com.oracle.jvmci.asm.sparc.SPARCAssembler.*;
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33 import static com.oracle.jvmci.code.ValueUtil.*;
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34 import static com.oracle.jvmci.sparc.SPARC.*;
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35 import static com.oracle.graal.lir.LIRInstruction.OperandFlag.*;
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36
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37 import com.oracle.graal.lir.*;
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38 import com.oracle.graal.lir.asm.*;
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39 import com.oracle.graal.lir.gen.*;
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40 import com.oracle.jvmci.common.*;
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41
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42 public final class SPARCBitManipulationOp extends SPARCLIRInstruction {
8fc336a04d77 Create TYPE fields for LIRInstruction and CompositeValue. Renaming NodeClass#get to NodeClass#create.
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43 public static final LIRInstructionClass<SPARCBitManipulationOp> TYPE = LIRInstructionClass.create(SPARCBitManipulationOp.class);
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44
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45 public enum IntrinsicOpcode {
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46 IPOPCNT,
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47 LPOPCNT,
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48 IBSR,
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49 LBSR,
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50 BSF;
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51 }
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52
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53 @Opcode private final IntrinsicOpcode opcode;
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54 @Def protected AllocatableValue result;
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55 @Alive({REG}) protected AllocatableValue input;
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56 @Temp({REG}) protected Value scratch;
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57
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58 public SPARCBitManipulationOp(IntrinsicOpcode opcode, AllocatableValue result, AllocatableValue input, LIRGeneratorTool gen) {
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59 super(TYPE);
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60 this.opcode = opcode;
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61 this.result = result;
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62 this.input = input;
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63 scratch = gen.newVariable(LIRKind.derive(input));
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64 }
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65
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66 @Override
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67 public void emitCode(CompilationResultBuilder crb, SPARCMacroAssembler masm) {
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68 Register dst = asIntReg(result);
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69 if (isRegister(input)) {
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70 Register src = asRegister(input);
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71 switch (opcode) {
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72 case IPOPCNT:
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73 // clear upper word for 64 bit POPC
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74 masm.srl(src, g0, dst);
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75 masm.popc(dst, dst);
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76 break;
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77 case LPOPCNT:
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78 masm.popc(src, dst);
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79 break;
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80 case BSF:
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81 Kind tkind = input.getKind();
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82 if (tkind == Kind.Int) {
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83 masm.sub(src, 1, dst);
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84 masm.andn(dst, src, dst);
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85 masm.srl(dst, g0, dst);
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86 masm.popc(dst, dst);
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87 } else if (tkind == Kind.Long) {
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88 masm.sub(src, 1, dst);
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89 masm.andn(dst, src, dst);
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90 masm.popc(dst, dst);
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91 } else {
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92 throw JVMCIError.shouldNotReachHere("missing: " + tkind);
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93 }
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94 break;
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95 case IBSR: {
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96 Kind ikind = input.getKind();
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97 assert ikind == Kind.Int;
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98 Register tmp = asRegister(scratch);
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99 assert !tmp.equals(dst);
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100 masm.srl(src, 1, tmp);
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101 masm.srl(src, 0, dst);
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102 masm.or(dst, tmp, dst);
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103 masm.srl(dst, 2, tmp);
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104 masm.or(dst, tmp, dst);
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105 masm.srl(dst, 4, tmp);
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106 masm.or(dst, tmp, dst);
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107 masm.srl(dst, 8, tmp);
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108 masm.or(dst, tmp, dst);
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109 masm.srl(dst, 16, tmp);
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110 masm.or(dst, tmp, dst);
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111 masm.popc(dst, dst);
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112 masm.sub(dst, 1, dst);
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113 break;
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114 }
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115 case LBSR: {
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116 Kind lkind = input.getKind();
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117 assert lkind == Kind.Long;
11233
5a9d68c3a7d7 SPARC: a lot of fixes and more
twisti
parents: 10686
diff changeset
118 Register tmp = asRegister(scratch);
16932
4d77f938aa02 [SPARC] Exclude AMD64 tests from SPARC testrun, always use tmp register when using StrategySwitch, using registerSaver in EnterUnpackStackFrame, LeaveCurrentStackframe, adding guarantee to load offsets when doing load reg+imm13 when the imm value does not fit in 13 bit, assertions for scratch register usage (tmp/def)
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16519
diff changeset
119 assert !tmp.equals(dst);
19675
f1b4f2613702 [SPARC] Change arithmetic ops of SPARC to functions in assembler
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 16938
diff changeset
120 masm.srlx(src, 1, tmp);
f1b4f2613702 [SPARC] Change arithmetic ops of SPARC to functions in assembler
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 16938
diff changeset
121 masm.or(src, tmp, dst);
f1b4f2613702 [SPARC] Change arithmetic ops of SPARC to functions in assembler
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 16938
diff changeset
122 masm.srlx(dst, 2, tmp);
f1b4f2613702 [SPARC] Change arithmetic ops of SPARC to functions in assembler
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 16938
diff changeset
123 masm.or(dst, tmp, dst);
f1b4f2613702 [SPARC] Change arithmetic ops of SPARC to functions in assembler
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 16938
diff changeset
124 masm.srlx(dst, 4, tmp);
f1b4f2613702 [SPARC] Change arithmetic ops of SPARC to functions in assembler
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 16938
diff changeset
125 masm.or(dst, tmp, dst);
f1b4f2613702 [SPARC] Change arithmetic ops of SPARC to functions in assembler
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 16938
diff changeset
126 masm.srlx(dst, 8, tmp);
f1b4f2613702 [SPARC] Change arithmetic ops of SPARC to functions in assembler
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 16938
diff changeset
127 masm.or(dst, tmp, dst);
f1b4f2613702 [SPARC] Change arithmetic ops of SPARC to functions in assembler
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 16938
diff changeset
128 masm.srlx(dst, 16, tmp);
f1b4f2613702 [SPARC] Change arithmetic ops of SPARC to functions in assembler
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 16938
diff changeset
129 masm.or(dst, tmp, dst);
f1b4f2613702 [SPARC] Change arithmetic ops of SPARC to functions in assembler
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 16938
diff changeset
130 masm.srlx(dst, 32, tmp);
f1b4f2613702 [SPARC] Change arithmetic ops of SPARC to functions in assembler
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 16938
diff changeset
131 masm.or(dst, tmp, dst);
f1b4f2613702 [SPARC] Change arithmetic ops of SPARC to functions in assembler
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 16938
diff changeset
132 masm.popc(dst, dst);
f1b4f2613702 [SPARC] Change arithmetic ops of SPARC to functions in assembler
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 16938
diff changeset
133 masm.sub(dst, 1, dst); // This is required to fit the given structure.
9949
41511d78546a SPARC UA 2011 assembler changes, bit manipulation synthetics
Morris Meyer <morris.meyer@oracle.com>
parents: 9856
diff changeset
134 break;
11233
5a9d68c3a7d7 SPARC: a lot of fixes and more
twisti
parents: 10686
diff changeset
135 }
9846
91a1041ec905 SPARCLIRGenerator, sqrt, condition move, breakpoint op, partial bit ops
Morris Meyer <morris.meyer@oracle.com>
parents:
diff changeset
136 default:
21543
93c50cefb9e8 moved GraalInternalError to com.oracle.jvmci.common and renamed it to JVMCIError (JBS:GRAAL-53)
Doug Simon <doug.simon@oracle.com>
parents: 19678
diff changeset
137 throw JVMCIError.shouldNotReachHere();
9846
91a1041ec905 SPARCLIRGenerator, sqrt, condition move, breakpoint op, partial bit ops
Morris Meyer <morris.meyer@oracle.com>
parents:
diff changeset
138
91a1041ec905 SPARCLIRGenerator, sqrt, condition move, breakpoint op, partial bit ops
Morris Meyer <morris.meyer@oracle.com>
parents:
diff changeset
139 }
13227
1a66453f73db renamed TargetMethodAssembler to CompilationResultBuilder
Doug Simon <doug.simon@oracle.com>
parents: 12503
diff changeset
140 } else if (isConstant(input) && isSimm13(crb.asIntConst(input))) {
9846
91a1041ec905 SPARCLIRGenerator, sqrt, condition move, breakpoint op, partial bit ops
Morris Meyer <morris.meyer@oracle.com>
parents:
diff changeset
141 switch (opcode) {
91a1041ec905 SPARCLIRGenerator, sqrt, condition move, breakpoint op, partial bit ops
Morris Meyer <morris.meyer@oracle.com>
parents:
diff changeset
142 case IPOPCNT:
19675
f1b4f2613702 [SPARC] Change arithmetic ops of SPARC to functions in assembler
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 16938
diff changeset
143 masm.popc(crb.asIntConst(input), dst);
9846
91a1041ec905 SPARCLIRGenerator, sqrt, condition move, breakpoint op, partial bit ops
Morris Meyer <morris.meyer@oracle.com>
parents:
diff changeset
144 break;
91a1041ec905 SPARCLIRGenerator, sqrt, condition move, breakpoint op, partial bit ops
Morris Meyer <morris.meyer@oracle.com>
parents:
diff changeset
145 case LPOPCNT:
19675
f1b4f2613702 [SPARC] Change arithmetic ops of SPARC to functions in assembler
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 16938
diff changeset
146 masm.popc(crb.asIntConst(input), dst);
9846
91a1041ec905 SPARCLIRGenerator, sqrt, condition move, breakpoint op, partial bit ops
Morris Meyer <morris.meyer@oracle.com>
parents:
diff changeset
147 break;
91a1041ec905 SPARCLIRGenerator, sqrt, condition move, breakpoint op, partial bit ops
Morris Meyer <morris.meyer@oracle.com>
parents:
diff changeset
148 default:
21543
93c50cefb9e8 moved GraalInternalError to com.oracle.jvmci.common and renamed it to JVMCIError (JBS:GRAAL-53)
Doug Simon <doug.simon@oracle.com>
parents: 19678
diff changeset
149 throw JVMCIError.shouldNotReachHere();
9846
91a1041ec905 SPARCLIRGenerator, sqrt, condition move, breakpoint op, partial bit ops
Morris Meyer <morris.meyer@oracle.com>
parents:
diff changeset
150 }
91a1041ec905 SPARCLIRGenerator, sqrt, condition move, breakpoint op, partial bit ops
Morris Meyer <morris.meyer@oracle.com>
parents:
diff changeset
151 } else {
21543
93c50cefb9e8 moved GraalInternalError to com.oracle.jvmci.common and renamed it to JVMCIError (JBS:GRAAL-53)
Doug Simon <doug.simon@oracle.com>
parents: 19678
diff changeset
152 throw JVMCIError.shouldNotReachHere();
9846
91a1041ec905 SPARCLIRGenerator, sqrt, condition move, breakpoint op, partial bit ops
Morris Meyer <morris.meyer@oracle.com>
parents:
diff changeset
153 }
91a1041ec905 SPARCLIRGenerator, sqrt, condition move, breakpoint op, partial bit ops
Morris Meyer <morris.meyer@oracle.com>
parents:
diff changeset
154 }
91a1041ec905 SPARCLIRGenerator, sqrt, condition move, breakpoint op, partial bit ops
Morris Meyer <morris.meyer@oracle.com>
parents:
diff changeset
155
91a1041ec905 SPARCLIRGenerator, sqrt, condition move, breakpoint op, partial bit ops
Morris Meyer <morris.meyer@oracle.com>
parents:
diff changeset
156 }