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annotate graal/com.oracle.graal.asm.sparc/src/com/oracle/graal/asm/sparc/SPARCMacroAssembler.java @ 21543:93c50cefb9e8

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moved GraalInternalError to com.oracle.jvmci.common and renamed it to JVMCIError (JBS:GRAAL-53)
author Doug Simon <doug.simon@oracle.com>
date Mon, 25 May 2015 23:30:34 +0200
parents d3b276db28b8
children 48c1ebd24120
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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
2d1687e63484 SPARCMacroAssembler and synthetic instructions
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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.asm.sparc;
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24
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25 import static com.oracle.graal.asm.sparc.SPARCAssembler.Annul.*;
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26 import static com.oracle.graal.asm.sparc.SPARCAssembler.ConditionFlag.*;
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27 import static com.oracle.graal.sparc.SPARC.*;
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29 import java.util.function.*;
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30
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31 import com.oracle.graal.api.code.*;
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32 import com.oracle.graal.asm.*;
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33 import com.oracle.jvmci.common.*;
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34
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35 public class SPARCMacroAssembler extends SPARCAssembler {
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36
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37 /**
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38 * A sentinel value used as a place holder in an instruction stream for an address that will be
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39 * patched.
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40 */
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41 private static final SPARCAddress Placeholder = new SPARCAddress(g0, 0);
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42 private final ScratchRegister[] scratchRegister = new ScratchRegister[]{new ScratchRegister(g1), new ScratchRegister(g3)};
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43 // Points to the next free scratch register
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44 private int nextFreeScratchRegister = 0;
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45
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46 public SPARCMacroAssembler(TargetDescription target, RegisterConfig registerConfig) {
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47 super(target, registerConfig);
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48 }
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49
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50 @Override
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51 public void align(int modulus) {
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52 while (position() % modulus != 0) {
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53 nop();
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54 }
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55 }
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56
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57 @Override
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58 public void jmp(Label l) {
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59 bicc(Always, NOT_ANNUL, l);
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60 nop(); // delay slot
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61 }
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62
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63 @Override
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64 protected final void patchJumpTarget(int branch, int branchTarget) {
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65 final int disp = (branchTarget - branch) / 4;
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66 final int inst = getInt(branch);
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67 Op2s op2 = Op2s.byValue((inst & OP2_MASK) >> OP2_SHIFT);
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68 int maskBits;
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69 int setBits;
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70 switch (op2) {
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71 case Br:
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72 case Fb:
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73 case Sethi:
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74 case Illtrap:
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75 // Disp 22 in the lower 22 bits
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76 assert isSimm(disp, 22);
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77 setBits = disp << DISP22_SHIFT;
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78 maskBits = DISP22_MASK;
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79 break;
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80 case Fbp:
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81 case Bp:
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82 // Disp 19 in the lower 19 bits
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83 assert isSimm(disp, 19);
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84 setBits = disp << DISP19_SHIFT;
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85 maskBits = DISP19_MASK;
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86 break;
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87 case Bpr:
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88 boolean isCBcond = (inst & CBCOND_MASK) != 0;
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89 if (isCBcond) {
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90 assert isSimm10(disp) : String.format("%d: instruction: 0x%x", disp, inst);
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91 int d10Split = 0;
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92 d10Split |= (disp & 0b11_0000_0000) << D10HI_SHIFT - 8;
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93 d10Split |= (disp & 0b00_1111_1111) << D10LO_SHIFT;
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94 setBits = d10Split;
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95 maskBits = D10LO_MASK | D10HI_MASK;
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96 } else {
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97 assert isSimm(disp, 16);
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98 int d16Split = 0;
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99 d16Split |= (disp & 0b1100_0000_0000_0000) << D16HI_SHIFT - 14;
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100 d16Split |= (disp & 0b0011_1111_1111_1111) << D16LO_SHIFT;
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101 setBits = d16Split;
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102 maskBits = D16HI_MASK | D16LO_MASK;
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103 }
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104 break;
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105 default:
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106 throw JVMCIError.shouldNotReachHere("Unknown op2 " + op2);
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107 }
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108 int newInst = ~maskBits & inst;
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109 newInst |= setBits;
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110 emitInt(newInst, branch);
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111 }
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112
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113 @Override
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114 public AbstractAddress makeAddress(Register base, int displacement) {
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115 return new SPARCAddress(base, displacement);
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116 }
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117
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118 @Override
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119 public AbstractAddress getPlaceholder() {
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120 return Placeholder;
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121 }
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122
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123 @Override
11233
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diff changeset
124 public final void ensureUniquePC() {
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7d3afd4356a2 [SPARC] Remove all object oriented fmt00 instructions (sethi, nop, cbcond) and use simple function calls
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125 nop();
11233
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diff changeset
126 }
5a9d68c3a7d7 SPARC: a lot of fixes and more
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diff changeset
127
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00d7b0adaf66 [SPARC] Change ld/st ops of SPARC to functions
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diff changeset
128 public void cas(Register rs1, Register rs2, Register rd) {
00d7b0adaf66 [SPARC] Change ld/st ops of SPARC to functions
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129 casa(rs1, rs2, rd, Asi.ASI_PRIMARY);
10792
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130 }
7a8d6ba83a04 SPARC: fixes and more stuff works
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diff changeset
131
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132 public void casx(Register rs1, Register rs2, Register rd) {
00d7b0adaf66 [SPARC] Change ld/st ops of SPARC to functions
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133 casxa(rs1, rs2, rd, Asi.ASI_PRIMARY);
10792
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134 }
7a8d6ba83a04 SPARC: fixes and more stuff works
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diff changeset
135
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diff changeset
136 public void clr(Register dst) {
f1b4f2613702 [SPARC] Change arithmetic ops of SPARC to functions in assembler
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137 or(g0, g0, dst);
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parents: 9844
diff changeset
138 }
204e8f3209e9 SPARCMacroAssembler synthetic instructions and SPARCTestOp
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139
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diff changeset
140 public void clrb(SPARCAddress addr) {
00d7b0adaf66 [SPARC] Change ld/st ops of SPARC to functions
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diff changeset
141 stb(g0, addr);
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142 }
204e8f3209e9 SPARCMacroAssembler synthetic instructions and SPARCTestOp
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143
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144 public void clrh(SPARCAddress addr) {
00d7b0adaf66 [SPARC] Change ld/st ops of SPARC to functions
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145 sth(g0, addr);
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diff changeset
146 }
204e8f3209e9 SPARCMacroAssembler synthetic instructions and SPARCTestOp
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diff changeset
147
19677
00d7b0adaf66 [SPARC] Change ld/st ops of SPARC to functions
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diff changeset
148 public void clrx(SPARCAddress addr) {
00d7b0adaf66 [SPARC] Change ld/st ops of SPARC to functions
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diff changeset
149 stx(g0, addr);
9844
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parents:
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150 }
2d1687e63484 SPARCMacroAssembler and synthetic instructions
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parents:
diff changeset
151
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152 public void cmp(Register rs1, Register rs2) {
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diff changeset
153 subcc(rs1, rs2, g0);
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154 }
204e8f3209e9 SPARCMacroAssembler synthetic instructions and SPARCTestOp
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parents: 9844
diff changeset
155
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f1b4f2613702 [SPARC] Change arithmetic ops of SPARC to functions in assembler
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diff changeset
156 public void cmp(Register rs1, int simm13) {
f1b4f2613702 [SPARC] Change arithmetic ops of SPARC to functions in assembler
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diff changeset
157 subcc(rs1, simm13, g0);
9845
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diff changeset
158 }
204e8f3209e9 SPARCMacroAssembler synthetic instructions and SPARCTestOp
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parents: 9844
diff changeset
159
19675
f1b4f2613702 [SPARC] Change arithmetic ops of SPARC to functions in assembler
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diff changeset
160 public void dec(Register rd) {
f1b4f2613702 [SPARC] Change arithmetic ops of SPARC to functions in assembler
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diff changeset
161 sub(rd, 1, rd);
9845
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parents: 9844
diff changeset
162 }
204e8f3209e9 SPARCMacroAssembler synthetic instructions and SPARCTestOp
Morris Meyer <morris.meyer@oracle.com>
parents: 9844
diff changeset
163
19675
f1b4f2613702 [SPARC] Change arithmetic ops of SPARC to functions in assembler
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diff changeset
164 public void dec(int simm13, Register rd) {
f1b4f2613702 [SPARC] Change arithmetic ops of SPARC to functions in assembler
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diff changeset
165 sub(rd, simm13, rd);
9845
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parents: 9844
diff changeset
166 }
204e8f3209e9 SPARCMacroAssembler synthetic instructions and SPARCTestOp
Morris Meyer <morris.meyer@oracle.com>
parents: 9844
diff changeset
167
19675
f1b4f2613702 [SPARC] Change arithmetic ops of SPARC to functions in assembler
Stefan Anzinger <stefan.anzinger@oracle.com>
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diff changeset
168 public void jmp(SPARCAddress address) {
f1b4f2613702 [SPARC] Change arithmetic ops of SPARC to functions in assembler
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 19670
diff changeset
169 jmpl(address.getBase(), address.getDisplacement(), g0);
f1b4f2613702 [SPARC] Change arithmetic ops of SPARC to functions in assembler
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 19670
diff changeset
170 }
9845
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parents: 9844
diff changeset
171
19675
f1b4f2613702 [SPARC] Change arithmetic ops of SPARC to functions in assembler
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diff changeset
172 public void jmp(Register rd) {
f1b4f2613702 [SPARC] Change arithmetic ops of SPARC to functions in assembler
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diff changeset
173 jmpl(rd, 0, g0);
9845
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parents: 9844
diff changeset
174 }
204e8f3209e9 SPARCMacroAssembler synthetic instructions and SPARCTestOp
Morris Meyer <morris.meyer@oracle.com>
parents: 9844
diff changeset
175
19675
f1b4f2613702 [SPARC] Change arithmetic ops of SPARC to functions in assembler
Stefan Anzinger <stefan.anzinger@oracle.com>
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diff changeset
176 public void neg(Register rs1, Register rd) {
f1b4f2613702 [SPARC] Change arithmetic ops of SPARC to functions in assembler
Stefan Anzinger <stefan.anzinger@oracle.com>
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diff changeset
177 sub(g0, rs1, rd);
9845
204e8f3209e9 SPARCMacroAssembler synthetic instructions and SPARCTestOp
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parents: 9844
diff changeset
178 }
204e8f3209e9 SPARCMacroAssembler synthetic instructions and SPARCTestOp
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parents: 9844
diff changeset
179
19675
f1b4f2613702 [SPARC] Change arithmetic ops of SPARC to functions in assembler
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diff changeset
180 public void neg(Register rd) {
f1b4f2613702 [SPARC] Change arithmetic ops of SPARC to functions in assembler
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diff changeset
181 sub(g0, rd, rd);
9845
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diff changeset
182 }
204e8f3209e9 SPARCMacroAssembler synthetic instructions and SPARCTestOp
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parents: 9844
diff changeset
183
19675
f1b4f2613702 [SPARC] Change arithmetic ops of SPARC to functions in assembler
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diff changeset
184 public void mov(Register rs, Register rd) {
f1b4f2613702 [SPARC] Change arithmetic ops of SPARC to functions in assembler
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 19670
diff changeset
185 or(g0, rs, rd);
10459
f78079947084 some basic SPARC arithmetic works
twisti
parents: 9949
diff changeset
186 }
f78079947084 some basic SPARC arithmetic works
twisti
parents: 9949
diff changeset
187
19675
f1b4f2613702 [SPARC] Change arithmetic ops of SPARC to functions in assembler
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diff changeset
188 public void mov(int simm13, Register rd) {
f1b4f2613702 [SPARC] Change arithmetic ops of SPARC to functions in assembler
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diff changeset
189 or(g0, simm13, rd);
9844
2d1687e63484 SPARCMacroAssembler and synthetic instructions
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parents:
diff changeset
190 }
2d1687e63484 SPARCMacroAssembler and synthetic instructions
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parents:
diff changeset
191
19675
f1b4f2613702 [SPARC] Change arithmetic ops of SPARC to functions in assembler
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diff changeset
192 public void not(Register rs1, Register rd) {
f1b4f2613702 [SPARC] Change arithmetic ops of SPARC to functions in assembler
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 19670
diff changeset
193 xnor(rs1, g0, rd);
9844
2d1687e63484 SPARCMacroAssembler and synthetic instructions
Morris Meyer <morris.meyer@oracle.com>
parents:
diff changeset
194 }
2d1687e63484 SPARCMacroAssembler and synthetic instructions
Morris Meyer <morris.meyer@oracle.com>
parents:
diff changeset
195
19675
f1b4f2613702 [SPARC] Change arithmetic ops of SPARC to functions in assembler
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 19670
diff changeset
196 public void not(Register rd) {
f1b4f2613702 [SPARC] Change arithmetic ops of SPARC to functions in assembler
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diff changeset
197 xnor(rd, g0, rd);
9844
2d1687e63484 SPARCMacroAssembler and synthetic instructions
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parents:
diff changeset
198 }
2d1687e63484 SPARCMacroAssembler and synthetic instructions
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parents:
diff changeset
199
19675
f1b4f2613702 [SPARC] Change arithmetic ops of SPARC to functions in assembler
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diff changeset
200 public void restoreWindow() {
f1b4f2613702 [SPARC] Change arithmetic ops of SPARC to functions in assembler
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 19670
diff changeset
201 restore(g0, g0, g0);
f1b4f2613702 [SPARC] Change arithmetic ops of SPARC to functions in assembler
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 19670
diff changeset
202 }
10694
31266ceb86ef SPARC: Can compile and run two or three methods of a bootstrap.
twisti
parents: 10686
diff changeset
203
19675
f1b4f2613702 [SPARC] Change arithmetic ops of SPARC to functions in assembler
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 19670
diff changeset
204 public void ret() {
f1b4f2613702 [SPARC] Change arithmetic ops of SPARC to functions in assembler
Stefan Anzinger <stefan.anzinger@oracle.com>
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diff changeset
205 jmpl(i7, 8, g0);
9845
204e8f3209e9 SPARCMacroAssembler synthetic instructions and SPARCTestOp
Morris Meyer <morris.meyer@oracle.com>
parents: 9844
diff changeset
206 }
204e8f3209e9 SPARCMacroAssembler synthetic instructions and SPARCTestOp
Morris Meyer <morris.meyer@oracle.com>
parents: 9844
diff changeset
207
10854
e1fcdda22831 SPARC: can compile some stubs now but they don't work yet
twisti
parents: 10792
diff changeset
208 /**
e1fcdda22831 SPARC: can compile some stubs now but they don't work yet
twisti
parents: 10792
diff changeset
209 * This instruction is like sethi but for 64-bit values.
e1fcdda22831 SPARC: can compile some stubs now but they don't work yet
twisti
parents: 10792
diff changeset
210 */
e1fcdda22831 SPARC: can compile some stubs now but they don't work yet
twisti
parents: 10792
diff changeset
211 public static class Sethix {
e1fcdda22831 SPARC: can compile some stubs now but they don't work yet
twisti
parents: 10792
diff changeset
212
e1fcdda22831 SPARC: can compile some stubs now but they don't work yet
twisti
parents: 10792
diff changeset
213 private static final int INSTRUCTION_SIZE = 7;
9845
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diff changeset
214
10694
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twisti
parents: 10686
diff changeset
215 private long value;
31266ceb86ef SPARC: Can compile and run two or three methods of a bootstrap.
twisti
parents: 10686
diff changeset
216 private Register dst;
10792
7a8d6ba83a04 SPARC: fixes and more stuff works
twisti
parents: 10694
diff changeset
217 private boolean forceRelocatable;
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: 17144
diff changeset
218 private boolean delayed = false;
19670
7d3afd4356a2 [SPARC] Remove all object oriented fmt00 instructions (sethi, nop, cbcond) and use simple function calls
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 19668
diff changeset
219 private Consumer<SPARCAssembler> delayedInstructionEmitter;
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: 17144
diff changeset
220
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: 17144
diff changeset
221 public Sethix(long value, Register dst, boolean forceRelocatable, boolean delayed) {
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: 17144
diff changeset
222 this(value, dst, forceRelocatable);
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: 17144
diff changeset
223 assert !(forceRelocatable && delayed) : "Relocatable sethix cannot be delayed";
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: 17144
diff changeset
224 this.delayed = delayed;
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: 17144
diff changeset
225 }
10694
31266ceb86ef SPARC: Can compile and run two or three methods of a bootstrap.
twisti
parents: 10686
diff changeset
226
10854
e1fcdda22831 SPARC: can compile some stubs now but they don't work yet
twisti
parents: 10792
diff changeset
227 public Sethix(long value, Register dst, boolean forceRelocatable) {
10694
31266ceb86ef SPARC: Can compile and run two or three methods of a bootstrap.
twisti
parents: 10686
diff changeset
228 this.value = value;
31266ceb86ef SPARC: Can compile and run two or three methods of a bootstrap.
twisti
parents: 10686
diff changeset
229 this.dst = dst;
10792
7a8d6ba83a04 SPARC: fixes and more stuff works
twisti
parents: 10694
diff changeset
230 this.forceRelocatable = forceRelocatable;
7a8d6ba83a04 SPARC: fixes and more stuff works
twisti
parents: 10694
diff changeset
231 }
7a8d6ba83a04 SPARC: fixes and more stuff works
twisti
parents: 10694
diff changeset
232
10854
e1fcdda22831 SPARC: can compile some stubs now but they don't work yet
twisti
parents: 10792
diff changeset
233 public Sethix(long value, Register dst) {
10792
7a8d6ba83a04 SPARC: fixes and more stuff works
twisti
parents: 10694
diff changeset
234 this(value, dst, false);
10694
31266ceb86ef SPARC: Can compile and run two or three methods of a bootstrap.
twisti
parents: 10686
diff changeset
235 }
31266ceb86ef SPARC: Can compile and run two or three methods of a bootstrap.
twisti
parents: 10686
diff changeset
236
19670
7d3afd4356a2 [SPARC] Remove all object oriented fmt00 instructions (sethi, nop, cbcond) and use simple function calls
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 19668
diff changeset
237 private void emitInstruction(Consumer<SPARCAssembler> cb, SPARCMacroAssembler masm) {
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: 17144
diff changeset
238 if (delayed) {
19670
7d3afd4356a2 [SPARC] Remove all object oriented fmt00 instructions (sethi, nop, cbcond) and use simple function calls
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 19668
diff changeset
239 if (this.delayedInstructionEmitter != null) {
7d3afd4356a2 [SPARC] Remove all object oriented fmt00 instructions (sethi, nop, cbcond) and use simple function calls
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 19668
diff changeset
240 delayedInstructionEmitter.accept(masm);
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: 17144
diff changeset
241 }
19670
7d3afd4356a2 [SPARC] Remove all object oriented fmt00 instructions (sethi, nop, cbcond) and use simple function calls
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 19668
diff changeset
242 delayedInstructionEmitter = cb;
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: 17144
diff changeset
243 } else {
19670
7d3afd4356a2 [SPARC] Remove all object oriented fmt00 instructions (sethi, nop, cbcond) and use simple function calls
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 19668
diff changeset
244 cb.accept(masm);
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: 17144
diff changeset
245 }
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: 17144
diff changeset
246 }
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: 17144
diff changeset
247
10694
31266ceb86ef SPARC: Can compile and run two or three methods of a bootstrap.
twisti
parents: 10686
diff changeset
248 public void emit(SPARCMacroAssembler masm) {
19670
7d3afd4356a2 [SPARC] Remove all object oriented fmt00 instructions (sethi, nop, cbcond) and use simple function calls
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 19668
diff changeset
249 final int hi = (int) (value >> 32);
7d3afd4356a2 [SPARC] Remove all object oriented fmt00 instructions (sethi, nop, cbcond) and use simple function calls
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 19668
diff changeset
250 final int lo = (int) (value & ~0);
9845
204e8f3209e9 SPARCMacroAssembler synthetic instructions and SPARCTestOp
Morris Meyer <morris.meyer@oracle.com>
parents: 9844
diff changeset
251
10792
7a8d6ba83a04 SPARC: fixes and more stuff works
twisti
parents: 10694
diff changeset
252 // This is the same logic as MacroAssembler::internal_set.
14031
390c4b742890 made com.oracle.graal.asm.Buffer non-public and a private field in AbstractAssembler
twisti
parents: 11233
diff changeset
253 final int startPc = masm.position();
10792
7a8d6ba83a04 SPARC: fixes and more stuff works
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254
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255 if (hi == 0 && lo >= 0) {
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diff changeset
256 Consumer<SPARCAssembler> cb = eMasm -> eMasm.sethi(hi22(lo), dst);
7d3afd4356a2 [SPARC] Remove all object oriented fmt00 instructions (sethi, nop, cbcond) and use simple function calls
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diff changeset
257 emitInstruction(cb, masm);
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258 } else if (hi == -1) {
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diff changeset
259 Consumer<SPARCAssembler> cb = eMasm -> eMasm.sethi(hi22(~lo), dst);
7d3afd4356a2 [SPARC] Remove all object oriented fmt00 instructions (sethi, nop, cbcond) and use simple function calls
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diff changeset
260 emitInstruction(cb, masm);
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diff changeset
261 cb = eMasm -> eMasm.xor(dst, ~lo10(~0), dst);
f1b4f2613702 [SPARC] Change arithmetic ops of SPARC to functions in assembler
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diff changeset
262 emitInstruction(cb, masm);
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263 } else {
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diff changeset
264 final int shiftcnt;
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diff changeset
265 final int shiftcnt2;
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7d3afd4356a2 [SPARC] Remove all object oriented fmt00 instructions (sethi, nop, cbcond) and use simple function calls
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diff changeset
266 Consumer<SPARCAssembler> cb = eMasm -> eMasm.sethi(hi22(hi), dst);
7d3afd4356a2 [SPARC] Remove all object oriented fmt00 instructions (sethi, nop, cbcond) and use simple function calls
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diff changeset
267 emitInstruction(cb, masm);
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parents: 17144
diff changeset
268 if ((hi & 0x3ff) != 0) { // Any bits?
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
269 // msb 32-bits are now in lsb 32
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diff changeset
270 cb = eMasm -> eMasm.or(dst, hi & 0x3ff, dst);
f1b4f2613702 [SPARC] Change arithmetic ops of SPARC to functions in assembler
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diff changeset
271 emitInstruction(cb, masm);
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272 }
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diff changeset
273 if ((lo & 0xFFFFFC00) != 0) { // done?
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
274 if (((lo >> 20) & 0xfff) != 0) { // Any bits set?
805a26002dc7 [SPARC] Implement stuffing of delay slots in branches and calls. Optimized the cmove for integer and fp ops
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275 // Make room for next 12 bits
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276 cb = eMasm -> eMasm.sllx(dst, 12, dst);
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277 emitInstruction(cb, masm);
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278 // Or in next 12
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279 cb = eMasm -> eMasm.or(dst, (lo >> 20) & 0xfff, dst);
f1b4f2613702 [SPARC] Change arithmetic ops of SPARC to functions in assembler
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diff changeset
280 emitInstruction(cb, masm);
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281 shiftcnt = 0; // We already shifted
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282 } else {
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283 shiftcnt = 12;
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284 }
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285 if (((lo >> 10) & 0x3ff) != 0) {
17177
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diff changeset
286 // Make room for last 10 bits
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287 cb = eMasm -> eMasm.sllx(dst, shiftcnt + 10, dst);
f1b4f2613702 [SPARC] Change arithmetic ops of SPARC to functions in assembler
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diff changeset
288 emitInstruction(cb, masm);
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289 // Or in next 10
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290 cb = eMasm -> eMasm.or(dst, (lo >> 10) & 0x3ff, dst);
f1b4f2613702 [SPARC] Change arithmetic ops of SPARC to functions in assembler
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diff changeset
291 emitInstruction(cb, masm);
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292 shiftcnt2 = 0;
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293 } else {
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294 shiftcnt2 = 10;
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295 }
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diff changeset
296 // Shift leaving disp field 0'd
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diff changeset
297 cb = eMasm -> eMasm.sllx(dst, shiftcnt2 + 10, dst);
f1b4f2613702 [SPARC] Change arithmetic ops of SPARC to functions in assembler
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298 emitInstruction(cb, masm);
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diff changeset
299 } else {
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diff changeset
300 cb = eMasm -> eMasm.sllx(dst, 32, dst);
f1b4f2613702 [SPARC] Change arithmetic ops of SPARC to functions in assembler
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diff changeset
301 emitInstruction(cb, masm);
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302 }
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303 }
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304 // Pad out the instruction sequence so it can be patched later.
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305 if (forceRelocatable) {
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390c4b742890 made com.oracle.graal.asm.Buffer non-public and a private field in AbstractAssembler
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diff changeset
306 while (masm.position() < (startPc + (INSTRUCTION_SIZE * 4))) {
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diff changeset
307 Consumer<SPARCAssembler> cb = eMasm -> eMasm.nop();
7d3afd4356a2 [SPARC] Remove all object oriented fmt00 instructions (sethi, nop, cbcond) and use simple function calls
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diff changeset
308 emitInstruction(cb, masm);
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309 }
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310 }
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311 }
17177
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diff changeset
312
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313 public void emitDelayed(SPARCMacroAssembler masm) {
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diff changeset
314 assert delayedInstructionEmitter != null;
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diff changeset
315 delayedInstructionEmitter.accept(masm);
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316 }
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317 }
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318
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diff changeset
319 public static class Setx {
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320
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321 private long value;
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322 private Register dst;
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323 private boolean forceRelocatable;
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324 private boolean delayed = false;
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325 private boolean delayedFirstEmitted = false;
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
326 private Sethix sethix;
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327 private Consumer<SPARCMacroAssembler> delayedAdd;
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diff changeset
328
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diff changeset
329 public Setx(long value, Register dst, boolean forceRelocatable, boolean delayed) {
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
330 assert !(forceRelocatable && delayed) : "Cannot use relocatable setx as delayable";
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331 this.value = value;
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diff changeset
332 this.dst = dst;
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diff changeset
333 this.forceRelocatable = forceRelocatable;
17177
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diff changeset
334 this.delayed = delayed;
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diff changeset
335 }
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
336
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
337 public Setx(long value, Register dst, boolean forceRelocatable) {
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
338 this(value, dst, forceRelocatable, false);
10854
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339 }
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340
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341 public Setx(long value, Register dst) {
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342 this(value, dst, false);
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343 }
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344
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345 public void emit(SPARCMacroAssembler masm) {
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diff changeset
346 assert !delayed;
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diff changeset
347 doEmit(masm);
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diff changeset
348 }
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
349
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diff changeset
350 private void doEmit(SPARCMacroAssembler masm) {
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diff changeset
351 sethix = new Sethix(value, dst, forceRelocatable, delayed);
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diff changeset
352 sethix.emit(masm);
10854
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diff changeset
353 int lo = (int) (value & ~0);
10792
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diff changeset
354 if (lo10(lo) != 0 || forceRelocatable) {
19675
f1b4f2613702 [SPARC] Change arithmetic ops of SPARC to functions in assembler
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diff changeset
355 Consumer<SPARCMacroAssembler> add = eMasm -> eMasm.add(dst, lo10(lo), dst);
17177
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diff changeset
356 if (delayed) {
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diff changeset
357 sethix.emitDelayed(masm);
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diff changeset
358 sethix = null;
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diff changeset
359 delayedAdd = add;
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diff changeset
360 } else {
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diff changeset
361 sethix = null;
19675
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diff changeset
362 add.accept(masm);
17177
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diff changeset
363 }
9845
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parents: 9844
diff changeset
364 }
204e8f3209e9 SPARCMacroAssembler synthetic instructions and SPARCTestOp
Morris Meyer <morris.meyer@oracle.com>
parents: 9844
diff changeset
365 }
17177
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diff changeset
366
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diff changeset
367 public void emitFirstPartOfDelayed(SPARCMacroAssembler masm) {
805a26002dc7 [SPARC] Implement stuffing of delay slots in branches and calls. Optimized the cmove for integer and fp ops
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parents: 17144
diff changeset
368 assert !forceRelocatable : "Cannot use delayed mode with relocatable setx";
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
369 assert delayed : "Can only be used in delayed mode";
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
370 doEmit(masm);
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
371 delayedFirstEmitted = true;
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
372 }
805a26002dc7 [SPARC] Implement stuffing of delay slots in branches and calls. Optimized the cmove for integer and fp ops
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parents: 17144
diff changeset
373
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374 public void emitSecondPartOfDelayed(SPARCMacroAssembler masm) {
805a26002dc7 [SPARC] Implement stuffing of delay slots in branches and calls. Optimized the cmove for integer and fp ops
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375 assert !forceRelocatable : "Cannot use delayed mode with relocatable setx";
805a26002dc7 [SPARC] Implement stuffing of delay slots in branches and calls. Optimized the cmove for integer and fp ops
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376 assert delayed : "Can only be used in delayed mode";
805a26002dc7 [SPARC] Implement stuffing of delay slots in branches and calls. Optimized the cmove for integer and fp ops
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377 assert delayedFirstEmitted : "First part has not been emitted so far.";
805a26002dc7 [SPARC] Implement stuffing of delay slots in branches and calls. Optimized the cmove for integer and fp ops
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378 assert delayedAdd == null && sethix != null || delayedAdd != null && sethix == null : "Either add or sethix must be set";
805a26002dc7 [SPARC] Implement stuffing of delay slots in branches and calls. Optimized the cmove for integer and fp ops
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parents: 17144
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379 if (delayedAdd != null) {
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380 delayedAdd.accept(masm);
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381 } else {
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382 sethix.emitDelayed(masm);
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parents: 17144
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383 }
805a26002dc7 [SPARC] Implement stuffing of delay slots in branches and calls. Optimized the cmove for integer and fp ops
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parents: 17144
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384
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385 }
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204e8f3209e9 SPARCMacroAssembler synthetic instructions and SPARCTestOp
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parents: 9844
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386 }
204e8f3209e9 SPARCMacroAssembler synthetic instructions and SPARCTestOp
Morris Meyer <morris.meyer@oracle.com>
parents: 9844
diff changeset
387
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f1b4f2613702 [SPARC] Change arithmetic ops of SPARC to functions in assembler
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388 public void signx(Register rs, Register rd) {
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389 sra(rs, g0, rd);
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390 }
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parents: 9844
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391
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392 public void signx(Register rd) {
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393 sra(rd, g0, rd);
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394 }
19937
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395
4fe66c16e942 [SPARC] (Re)move SPARCScratchRegister into the SPARCMacroAssembler to force usage only during assembly.
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396 public ScratchRegister getScratchRegister() {
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397 return scratchRegister[nextFreeScratchRegister++];
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398 }
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399
4fe66c16e942 [SPARC] (Re)move SPARCScratchRegister into the SPARCMacroAssembler to force usage only during assembly.
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400 public class ScratchRegister implements AutoCloseable {
4fe66c16e942 [SPARC] (Re)move SPARCScratchRegister into the SPARCMacroAssembler to force usage only during assembly.
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401 private final Register register;
4fe66c16e942 [SPARC] (Re)move SPARCScratchRegister into the SPARCMacroAssembler to force usage only during assembly.
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parents: 19677
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402
4fe66c16e942 [SPARC] (Re)move SPARCScratchRegister into the SPARCMacroAssembler to force usage only during assembly.
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diff changeset
403 public ScratchRegister(Register register) {
4fe66c16e942 [SPARC] (Re)move SPARCScratchRegister into the SPARCMacroAssembler to force usage only during assembly.
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diff changeset
404 super();
4fe66c16e942 [SPARC] (Re)move SPARCScratchRegister into the SPARCMacroAssembler to force usage only during assembly.
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diff changeset
405 this.register = register;
4fe66c16e942 [SPARC] (Re)move SPARCScratchRegister into the SPARCMacroAssembler to force usage only during assembly.
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parents: 19677
diff changeset
406 }
4fe66c16e942 [SPARC] (Re)move SPARCScratchRegister into the SPARCMacroAssembler to force usage only during assembly.
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parents: 19677
diff changeset
407
4fe66c16e942 [SPARC] (Re)move SPARCScratchRegister into the SPARCMacroAssembler to force usage only during assembly.
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diff changeset
408 public Register getRegister() {
4fe66c16e942 [SPARC] (Re)move SPARCScratchRegister into the SPARCMacroAssembler to force usage only during assembly.
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409 return register;
4fe66c16e942 [SPARC] (Re)move SPARCScratchRegister into the SPARCMacroAssembler to force usage only during assembly.
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parents: 19677
diff changeset
410 }
4fe66c16e942 [SPARC] (Re)move SPARCScratchRegister into the SPARCMacroAssembler to force usage only during assembly.
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 19677
diff changeset
411
4fe66c16e942 [SPARC] (Re)move SPARCScratchRegister into the SPARCMacroAssembler to force usage only during assembly.
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parents: 19677
diff changeset
412 public void close() {
4fe66c16e942 [SPARC] (Re)move SPARCScratchRegister into the SPARCMacroAssembler to force usage only during assembly.
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parents: 19677
diff changeset
413 assert nextFreeScratchRegister > 0 : "Close called too often";
4fe66c16e942 [SPARC] (Re)move SPARCScratchRegister into the SPARCMacroAssembler to force usage only during assembly.
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parents: 19677
diff changeset
414 nextFreeScratchRegister--;
4fe66c16e942 [SPARC] (Re)move SPARCScratchRegister into the SPARCMacroAssembler to force usage only during assembly.
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parents: 19677
diff changeset
415 }
4fe66c16e942 [SPARC] (Re)move SPARCScratchRegister into the SPARCMacroAssembler to force usage only during assembly.
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parents: 19677
diff changeset
416 }
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2d1687e63484 SPARCMacroAssembler and synthetic instructions
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parents:
diff changeset
417 }