--- old/test/hotspot/jtreg/compiler/jvmci/jdk.vm.ci.code.test/src/jdk/vm/ci/code/test/sparc/SPARCTestAssembler.java	2020-05-01 02:31:26.810406535 -0700
+++ /dev/null	2020-03-09 18:57:19.455001459 -0700
@@ -1,474 +0,0 @@
-/*
- * Copyright (c) 2015, 2016, Oracle and/or its affiliates. All rights reserved.
- * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
- *
- * This code is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 only, as
- * published by the Free Software Foundation.
- *
- * This code is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
- * version 2 for more details (a copy is included in the LICENSE file that
- * accompanied this code).
- *
- * You should have received a copy of the GNU General Public License version
- * 2 along with this work; if not, write to the Free Software Foundation,
- * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
- *
- * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
- * or visit www.oracle.com if you need additional information or have any
- * questions.
- */
-
-package jdk.vm.ci.code.test.sparc;
-
-import jdk.vm.ci.code.CallingConvention;
-import jdk.vm.ci.code.CodeCacheProvider;
-import jdk.vm.ci.code.DebugInfo;
-import jdk.vm.ci.code.Register;
-import jdk.vm.ci.code.Register.RegisterCategory;
-import jdk.vm.ci.code.RegisterValue;
-import jdk.vm.ci.code.StackSlot;
-import jdk.vm.ci.code.site.ConstantReference;
-import jdk.vm.ci.code.site.DataSectionReference;
-import jdk.vm.ci.code.test.TestAssembler;
-import jdk.vm.ci.code.test.TestHotSpotVMConfig;
-import jdk.vm.ci.hotspot.HotSpotCallingConventionType;
-import jdk.vm.ci.hotspot.HotSpotCompiledCode;
-import jdk.vm.ci.hotspot.HotSpotConstant;
-import jdk.vm.ci.hotspot.HotSpotForeignCallTarget;
-import jdk.vm.ci.hotspot.HotSpotResolvedJavaMethod;
-import jdk.vm.ci.meta.AllocatableValue;
-import jdk.vm.ci.meta.JavaKind;
-import jdk.vm.ci.meta.VMConstant;
-import jdk.vm.ci.sparc.SPARC;
-import jdk.vm.ci.sparc.SPARCKind;
-
-public class SPARCTestAssembler extends TestAssembler {
-
-    private static final int MASK13 = (1 << 13) - 1;
-    private static final Register scratchRegister = SPARC.g5;
-    private static final Register floatScratch = SPARC.f30;
-    private static final Register doubleScratch = SPARC.d62;
-
-    public SPARCTestAssembler(CodeCacheProvider codeCache, TestHotSpotVMConfig config) {
-        super(codeCache, config, 0, 16, SPARCKind.WORD, SPARC.l0, SPARC.l1, SPARC.l2, SPARC.l3, SPARC.l4, SPARC.l5, SPARC.l6, SPARC.l7);
-    }
-
-    private void emitOp2(Register rd, int op2, int imm22) {
-        assert isSimm(imm22, 22);
-        code.emitInt((0b00 << 30) | (rd.encoding << 25) | (op2 << 22) | imm22);
-    }
-
-    private void emitOp3(int op, Register rd, int op3, Register rs1, Register rs2) {
-        code.emitInt((op << 30) | (rd.encoding << 25) | (op3 << 19) | (rs1.encoding << 14) | rs2.encoding);
-    }
-
-    private void emitOp3(int op, Register rd, int op3, Register rs1, int simm13) {
-        assert isSimm(simm13, 13);
-        code.emitInt((op << 30) | (rd.encoding << 25) | (op3 << 19) | (rs1.encoding << 14) | (1 << 13) | (simm13 & MASK13));
-    }
-
-    private void emitNop() {
-        code.emitInt(1 << 24);
-    }
-
-    /**
-     * Minimum value for signed immediate ranges.
-     */
-    public static long minSimm(long nbits) {
-        return -(1L << (nbits - 1));
-    }
-
-    /**
-     * Maximum value for signed immediate ranges.
-     */
-    public static long maxSimm(long nbits) {
-        return (1L << (nbits - 1)) - 1;
-    }
-
-    /**
-     * Test if imm is within signed immediate range for nbits.
-     */
-    public static boolean isSimm(long imm, int nbits) {
-        return minSimm(nbits) <= imm && imm <= maxSimm(nbits);
-    }
-
-    @Override
-    public void emitPrologue() {
-        // SAVE sp, -128, sp
-        emitOp3(0b10, SPARC.sp, 0b111100, SPARC.sp, -SPARC.REGISTER_SAFE_AREA_SIZE);
-        setDeoptRescueSlot(newStackSlot(SPARCKind.XWORD));
-    }
-
-    @Override
-    public void emitEpilogue() {
-        recordMark(config.MARKID_DEOPT_HANDLER_ENTRY);
-        recordCall(new HotSpotForeignCallTarget(config.handleDeoptStub), 4, true, null);
-        code.emitInt(1 << 30); // CALL
-    }
-
-    @Override
-    public HotSpotCompiledCode finish(HotSpotResolvedJavaMethod method) {
-        frameSize += SPARC.REGISTER_SAFE_AREA_SIZE;
-        return super.finish(method);
-    }
-
-    @Override
-    public void emitGrowStack(int size) {
-        frameSize += size;
-        if (isSimm(size, 13)) {
-            emitOp3(0b10, SPARC.sp, 0b000100, SPARC.sp, size); // SUB sp, size, sp
-        } else {
-            Register r = emitLoadInt(size);
-            emitOp3(0b10, SPARC.sp, 0b000100, SPARC.sp, r); // SUB sp, size, sp
-        }
-    }
-
-    @Override
-    public Register emitIntArg0() {
-        return codeCache.getRegisterConfig().getCallingConventionRegisters(HotSpotCallingConventionType.JavaCallee, JavaKind.Int).get(0);
-    }
-
-    @Override
-    public Register emitIntArg1() {
-        return codeCache.getRegisterConfig().getCallingConventionRegisters(HotSpotCallingConventionType.JavaCallee, JavaKind.Int).get(1);
-    }
-
-    @Override
-    public Register emitLoadInt(int c) {
-        Register ret = newRegister();
-        loadIntToRegister(c, ret);
-        return ret;
-    }
-
-    private Register loadIntToRegister(int c, Register ret) {
-        int hi = c >>> 10;
-        int lo = c & ((1 << 10) - 1);
-        if (hi == 0) {
-            emitOp3(0b10, ret, 0b000010, SPARC.g0, lo); // OR g0, lo, ret
-        } else {
-            emitOp2(ret, 0b100, hi);                    // SETHI hi, ret
-            if (lo != 0) {
-                emitOp3(0b10, ret, 0b000010, ret, lo);  // OR ret, lo, ret
-            }
-        }
-        return ret;
-    }
-
-    @Override
-    public Register emitLoadLong(long c) {
-        Register ret = newRegister();
-        emitLoadLongToRegister(c, ret);
-        return ret;
-    }
-
-    private void loadLongToRegister(long c, Register ret) {
-        DataSectionReference ref = new DataSectionReference();
-        data.align(8);
-        ref.setOffset(data.position());
-        data.emitLong(c);
-        emitLoadPointerToRegister(ref, ret);
-    }
-
-    public Register emitLoadLongToRegister(long c, Register r) {
-        if ((c & 0xFFFF_FFFFL) == c) {
-            loadIntToRegister((int) c, r);
-        } else {
-            loadLongToRegister(c, r);
-        }
-        return r;
-    }
-
-    private void emitPatchableSethi(Register ret, boolean wide) {
-        int startPos = code.position();
-        emitOp2(ret, 0b100, 0);              // SETHI 0, ret
-        if (wide) {
-            // pad for later patching
-            while (code.position() < (startPos + 28)) {
-                emitNop();
-            }
-        }
-    }
-
-    @Override
-    public Register emitLoadFloat(float c) {
-        return emitLoadFloat(SPARC.f0, c);
-    }
-
-    public Register emitLoadFloat(Register reg, float c) {
-        return emitLoadFloat(reg, c, newRegister());
-    }
-
-    public Register emitLoadFloat(Register reg, float c, Register scratch) {
-        DataSectionReference ref = new DataSectionReference();
-        data.align(4);
-        ref.setOffset(data.position());
-        data.emitFloat(c);
-
-        recordDataPatchInCode(ref);
-        emitPatchableSethi(scratch, true);
-        emitOp3(0b11, reg, 0b100000, scratch, 0); // LDF [scratch+0], f0
-        return reg;
-    }
-
-    public Register emitLoadDouble(Register reg, double c) {
-        return emitLoadDouble(reg, c, newRegister());
-    }
-
-    public Register emitLoadDouble(Register reg, double c, Register scratch) {
-        DataSectionReference ref = new DataSectionReference();
-        data.align(8);
-        ref.setOffset(data.position());
-        data.emitDouble(c);
-
-        recordDataPatchInCode(ref);
-        emitPatchableSethi(scratch, true);
-        emitOp3(0b11, reg, 0b100011, scratch, 0); // LDDF [ptr+0], f0
-        return reg;
-    }
-
-    @Override
-    public Register emitLoadPointer(HotSpotConstant c) {
-        Register ret = newRegister();
-        recordDataPatchInCode(new ConstantReference((VMConstant) c));
-
-        emitPatchableSethi(ret, !c.isCompressed());
-        emitOp3(0b10, ret, 0b000010, ret, 0); // OR ret, 0, ret
-
-        return ret;
-    }
-
-    @Override
-    public Register emitLoadPointer(DataSectionReference ref) {
-        Register ret = newRegister();
-        emitLoadPointerToRegister(ref, ret);
-        return ret;
-    }
-
-    private void emitLoadPointerToRegister(DataSectionReference ref, Register ret) {
-        recordDataPatchInCode(ref);
-        emitPatchableSethi(ret, true);
-        emitOp3(0b11, ret, 0b001011, ret, 0); // LDX [ret+0], ret
-    }
-
-    @Override
-    public Register emitLoadNarrowPointer(DataSectionReference ref) {
-        Register ret = newRegister();
-        recordDataPatchInCode(ref);
-        emitPatchableSethi(ret, true);
-        emitOp3(0b11, ret, 0b000000, ret, 0); // LDUW [ret+0], ret
-        return ret;
-    }
-
-    @Override
-    public Register emitLoadPointer(Register b, int offset) {
-        Register ret = newRegister();
-        emitOp3(0b11, ret, 0b001011, b, offset); // LDX [b+offset], ret
-        return ret;
-    }
-
-    @Override
-    public StackSlot emitIntToStack(Register a) {
-        StackSlot ret = newStackSlot(SPARCKind.WORD);
-        intToStack(a, ret);
-        return ret;
-    }
-
-    public void intToStack(Register a, StackSlot ret) {
-        // STW a, [(s|f)p+offset]
-        emitStore(0b000100, a, ret);
-    }
-
-    @Override
-    public StackSlot emitLongToStack(Register a) {
-        StackSlot ret = newStackSlot(SPARCKind.XWORD);
-        longToStack(a, ret);
-        return ret;
-    }
-
-    public void longToStack(Register a, StackSlot ret) {
-        // STX a, [(f|s)p+offset]
-        emitStore(0b001110, a, ret);
-    }
-
-    @Override
-    public StackSlot emitFloatToStack(Register a) {
-        StackSlot ret = newStackSlot(SPARCKind.SINGLE);
-        floatToStack(a, ret);
-        return ret;
-    }
-
-    public void floatToStack(Register a, StackSlot ret) {
-        // STF a, [fp+offset]
-        emitStore(0b100100, a, ret);
-    }
-
-    @Override
-    public StackSlot emitDoubleToStack(Register a) {
-        StackSlot ret = newStackSlot(SPARCKind.DOUBLE);
-        return doubleToStack(a, ret);
-    }
-
-    public StackSlot doubleToStack(Register a, StackSlot ret) {
-        // STD a, [(s|f)p+offset]
-        emitStore(0b100111, a, ret);
-        return ret;
-    }
-
-    @Override
-    public StackSlot emitPointerToStack(Register a) {
-        StackSlot ret = newStackSlot(SPARCKind.XWORD);
-        // STX a, [fp+offset]
-        emitStore(0b001110, a, ret);
-        return ret;
-    }
-
-    @Override
-    public StackSlot emitNarrowPointerToStack(Register a) {
-        StackSlot ret = newStackSlot(SPARCKind.WORD);
-        // STW a, [fp+offset]
-        emitStore(0b000100, a, ret);
-        return ret;
-    }
-
-    private void emitStore(int op3, Register a, StackSlot ret) {
-        Register base;
-        if (ret.getRawOffset() < 0) {
-            base = SPARC.fp;
-        } else {
-            base = SPARC.sp;
-        }
-        int offset = ret.getRawOffset() + SPARC.STACK_BIAS;
-        if (isSimm(offset, 13)) {
-            // op3 a, [sp+offset]
-            emitOp3(0b11, a, op3, base, offset);
-        } else {
-            assert a != SPARC.g3;
-            Register r = SPARC.g3;
-            loadLongToRegister(offset, r);
-            // op3 a, [sp+g3]
-            emitOp3(0b11, a, op3, base, r);
-        }
-    }
-
-    @Override
-    public Register emitUncompressPointer(Register compressed, long base, int shift) {
-        Register ret;
-        if (shift > 0) {
-            ret = newRegister();
-            emitOp3(0b10, ret, 0b100101, compressed, shift); // SLL compressed, shift, ret
-        } else {
-            ret = compressed;
-        }
-        if (base == 0) {
-            return ret;
-        } else {
-            Register b = emitLoadLong(base);
-            emitOp3(0b10, b, 0b00000, ret, b); // ADD b, ret, b
-            return b;
-        }
-    }
-
-    @Override
-    public Register emitIntAdd(Register a, Register b) {
-        Register ret = newRegister();
-        emitOp3(0b10, ret, 0b00000, a, b); // ADD a, b, ret
-        return ret;
-    }
-
-    private void emitMove(Register to, Register from) {
-        if (to != from) {
-            emitOp3(0b10, to, 0b000010, from, SPARC.g0); // OR from, g0, to
-        }
-    }
-
-    @Override
-    public void emitIntRet(Register a) {
-        emitPointerRet(a);
-    }
-
-    @Override
-    public void emitFloatRet(Register a) {
-        assert a == SPARC.f0 : "Unimplemented";
-        emitOp3(0b10, SPARC.g0, 0b111000, SPARC.i7, 8);        // JMPL [i7+8], g0
-        emitOp3(0b10, SPARC.g0, 0b111101, SPARC.g0, SPARC.g0); // RESTORE g0, g0, g0
-    }
-
-    @Override
-    public void emitPointerRet(Register a) {
-        emitMove(SPARC.i0, a);
-        emitOp3(0b10, SPARC.g0, 0b111000, SPARC.i7, 8);        // JMPL [i7+8], g0
-        emitOp3(0b10, SPARC.g0, 0b111101, SPARC.g0, SPARC.g0); // RESTORE g0, g0, g0
-    }
-
-    @Override
-    public void emitTrap(DebugInfo info) {
-        recordImplicitException(info);
-        emitOp3(0b11, SPARC.g0, 0b001011, SPARC.g0, 0); // LDX [g0+0], g0
-    }
-
-    @Override
-    public DataSectionReference emitDataItem(HotSpotConstant c) {
-        if (c.isCompressed()) {
-            data.align(4);
-        } else {
-            data.align(8);
-        }
-        return super.emitDataItem(c);
-    }
-
-    @Override
-    public void emitCall(long addr) {
-        Register dst = emitLoadLong(addr);
-        emitOp3(0b10, SPARC.o7, 0b111000, dst, 0);        // JMPL [dst+0], o7
-        emitNop();
-    }
-
-    @Override
-    public void emitLoad(AllocatableValue av, Object prim) {
-        if (av instanceof RegisterValue) {
-            Register reg = ((RegisterValue) av).getRegister();
-            RegisterCategory cat = reg.getRegisterCategory();
-            if (cat.equals(SPARC.FPUs)) {
-                emitLoadFloat(reg, (Float) prim, scratchRegister);
-            } else if (cat.equals(SPARC.FPUd)) {
-                emitLoadDouble(reg, (Double) prim, scratchRegister);
-            } else if (prim instanceof Integer) {
-                loadIntToRegister((Integer) prim, reg);
-            } else if (prim instanceof Long) {
-                loadLongToRegister((Long) prim, reg);
-            }
-        } else if (av instanceof StackSlot) {
-            StackSlot slot = (StackSlot) av;
-            if (prim instanceof Float) {
-                floatToStack(emitLoadFloat(floatScratch, (Float) prim, scratchRegister), slot);
-            } else if (prim instanceof Double) {
-                doubleToStack(emitLoadDouble(doubleScratch, (Double) prim, scratchRegister), slot);
-            } else if (prim instanceof Integer) {
-                intToStack(loadIntToRegister((Integer) prim, scratchRegister), slot);
-            } else if (prim instanceof Long) {
-                longToStack(emitLoadLongToRegister((Long) prim, scratchRegister), slot);
-            }
-        } else {
-            throw new IllegalArgumentException("Unknown value " + av);
-        }
-    }
-
-    @Override
-    public void emitCallEpilogue(CallingConvention cc) {
-        // Nothing to do here.
-    }
-
-    @Override
-    public void emitCallPrologue(CallingConvention cc, Object... prim) {
-        emitGrowStack(cc.getStackSize());
-        frameSize += cc.getStackSize();
-        AllocatableValue[] args = cc.getArguments();
-        for (int i = 0; i < args.length; i++) {
-            emitLoad(args[i], prim[i]);
-        }
-    }
-
-}