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8312522: Implementation of Foreign Function & Memory API
Co-authored-by: Maurizio Cimadamore <mcimadamore@openjdk.org> Co-authored-by: Jorn Vernee <jvernee@openjdk.org> Co-authored-by: Per Minborg <pminborg@openjdk.org> Reviewed-by: dholmes, psandoz, mcimadamore, alanb
This commit is contained in:
Jorn Vernee
parent
9728e21db1
commit
32ac72c3d3
261 changed files with 3141 additions and 2126 deletions
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@ -1,5 +1,5 @@
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/*
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* Copyright (c) 2019, 2022, Oracle and/or its affiliates. All rights reserved.
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* Copyright (c) 2019, 2023, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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@ -43,7 +43,7 @@ final class VarHandleSegmentAs$Type$s extends VarHandleSegmentViewBase {
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static final ScopedMemoryAccess SCOPED_MEMORY_ACCESS = ScopedMemoryAccess.getScopedMemoryAccess();
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static final int VM_ALIGN = $BoxType$.BYTES - 1;
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static final int NON_PLAIN_ACCESS_MIN_ALIGN_MASK = $BoxType$.BYTES - 1;
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static final VarForm FORM = new VarForm(VarHandleSegmentAs$Type$s.class, MemorySegment.class, $type$.class, long.class);
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@ -104,16 +104,15 @@ final class VarHandleSegmentAs$Type$s extends VarHandleSegmentViewBase {
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}
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@ForceInline
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static long offset(AbstractMemorySegmentImpl bb, long offset, long alignmentMask) {
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long address = offsetNoVMAlignCheck(bb, offset, alignmentMask);
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if ((address & VM_ALIGN) != 0) {
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throw VarHandleSegmentViewBase.newIllegalArgumentExceptionForMisalignedAccess(address);
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static long offsetNonPlain(AbstractMemorySegmentImpl bb, long offset, long alignmentMask) {
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if ((alignmentMask & NON_PLAIN_ACCESS_MIN_ALIGN_MASK) != NON_PLAIN_ACCESS_MIN_ALIGN_MASK) {
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throw VarHandleSegmentViewBase.newUnsupportedAccessModeForAlignment(alignmentMask + 1);
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}
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return address;
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return offsetPlain(bb, offset, alignmentMask);
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}
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@ForceInline
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static long offsetNoVMAlignCheck(AbstractMemorySegmentImpl bb, long offset, long alignmentMask) {
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static long offsetPlain(AbstractMemorySegmentImpl bb, long offset, long alignmentMask) {
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long base = bb.unsafeGetOffset();
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long address = base + offset;
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long maxAlignMask = bb.maxAlignMask();
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@ -130,18 +129,18 @@ final class VarHandleSegmentAs$Type$s extends VarHandleSegmentViewBase {
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#if[floatingPoint]
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$rawType$ rawValue = SCOPED_MEMORY_ACCESS.get$RawType$Unaligned(bb.sessionImpl(),
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bb.unsafeGetBase(),
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offsetNoVMAlignCheck(bb, base, handle.alignmentMask),
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offsetPlain(bb, base, handle.alignmentMask),
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handle.be);
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return $Type$.$rawType$BitsTo$Type$(rawValue);
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#else[floatingPoint]
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#if[byte]
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return SCOPED_MEMORY_ACCESS.get$Type$(bb.sessionImpl(),
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bb.unsafeGetBase(),
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offsetNoVMAlignCheck(bb, base, handle.alignmentMask));
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offsetPlain(bb, base, handle.alignmentMask));
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#else[byte]
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return SCOPED_MEMORY_ACCESS.get$Type$Unaligned(bb.sessionImpl(),
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bb.unsafeGetBase(),
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offsetNoVMAlignCheck(bb, base, handle.alignmentMask),
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offsetPlain(bb, base, handle.alignmentMask),
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handle.be);
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#end[byte]
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#end[floatingPoint]
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@ -154,19 +153,19 @@ final class VarHandleSegmentAs$Type$s extends VarHandleSegmentViewBase {
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#if[floatingPoint]
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SCOPED_MEMORY_ACCESS.put$RawType$Unaligned(bb.sessionImpl(),
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bb.unsafeGetBase(),
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offsetNoVMAlignCheck(bb, base, handle.alignmentMask),
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offsetPlain(bb, base, handle.alignmentMask),
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$Type$.$type$ToRaw$RawType$Bits(value),
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handle.be);
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#else[floatingPoint]
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#if[byte]
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SCOPED_MEMORY_ACCESS.put$Type$(bb.sessionImpl(),
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bb.unsafeGetBase(),
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offsetNoVMAlignCheck(bb, base, handle.alignmentMask),
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offsetPlain(bb, base, handle.alignmentMask),
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value);
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#else[byte]
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SCOPED_MEMORY_ACCESS.put$Type$Unaligned(bb.sessionImpl(),
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bb.unsafeGetBase(),
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offsetNoVMAlignCheck(bb, base, handle.alignmentMask),
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offsetPlain(bb, base, handle.alignmentMask),
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value,
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handle.be);
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#end[byte]
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@ -180,7 +179,7 @@ final class VarHandleSegmentAs$Type$s extends VarHandleSegmentViewBase {
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return convEndian(handle.be,
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SCOPED_MEMORY_ACCESS.get$RawType$Volatile(bb.sessionImpl(),
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bb.unsafeGetBase(),
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offset(bb, base, handle.alignmentMask)));
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offsetNonPlain(bb, base, handle.alignmentMask)));
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}
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@ForceInline
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@ -189,7 +188,7 @@ final class VarHandleSegmentAs$Type$s extends VarHandleSegmentViewBase {
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AbstractMemorySegmentImpl bb = checkAddress(obb, base, handle.length, false);
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SCOPED_MEMORY_ACCESS.put$RawType$Volatile(bb.sessionImpl(),
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bb.unsafeGetBase(),
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offset(bb, base, handle.alignmentMask),
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offsetNonPlain(bb, base, handle.alignmentMask),
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convEndian(handle.be, value));
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}
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@ -200,7 +199,7 @@ final class VarHandleSegmentAs$Type$s extends VarHandleSegmentViewBase {
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return convEndian(handle.be,
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SCOPED_MEMORY_ACCESS.get$RawType$Acquire(bb.sessionImpl(),
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bb.unsafeGetBase(),
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offset(bb, base, handle.alignmentMask)));
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offsetNonPlain(bb, base, handle.alignmentMask)));
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}
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@ForceInline
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@ -209,7 +208,7 @@ final class VarHandleSegmentAs$Type$s extends VarHandleSegmentViewBase {
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AbstractMemorySegmentImpl bb = checkAddress(obb, base, handle.length, false);
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SCOPED_MEMORY_ACCESS.put$RawType$Release(bb.sessionImpl(),
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bb.unsafeGetBase(),
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offset(bb, base, handle.alignmentMask),
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offsetNonPlain(bb, base, handle.alignmentMask),
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convEndian(handle.be, value));
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}
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@ -220,7 +219,7 @@ final class VarHandleSegmentAs$Type$s extends VarHandleSegmentViewBase {
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return convEndian(handle.be,
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SCOPED_MEMORY_ACCESS.get$RawType$Opaque(bb.sessionImpl(),
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bb.unsafeGetBase(),
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offset(bb, base, handle.alignmentMask)));
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offsetNonPlain(bb, base, handle.alignmentMask)));
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}
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@ForceInline
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@ -229,7 +228,7 @@ final class VarHandleSegmentAs$Type$s extends VarHandleSegmentViewBase {
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AbstractMemorySegmentImpl bb = checkAddress(obb, base, handle.length, false);
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SCOPED_MEMORY_ACCESS.put$RawType$Opaque(bb.sessionImpl(),
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bb.unsafeGetBase(),
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offset(bb, base, handle.alignmentMask),
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offsetNonPlain(bb, base, handle.alignmentMask),
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convEndian(handle.be, value));
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}
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#if[CAS]
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@ -240,7 +239,7 @@ final class VarHandleSegmentAs$Type$s extends VarHandleSegmentViewBase {
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AbstractMemorySegmentImpl bb = checkAddress(obb, base, handle.length, false);
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return SCOPED_MEMORY_ACCESS.compareAndSet$RawType$(bb.sessionImpl(),
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bb.unsafeGetBase(),
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offset(bb, base, handle.alignmentMask),
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offsetNonPlain(bb, base, handle.alignmentMask),
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convEndian(handle.be, expected), convEndian(handle.be, value));
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}
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@ -251,7 +250,7 @@ final class VarHandleSegmentAs$Type$s extends VarHandleSegmentViewBase {
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return convEndian(handle.be,
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SCOPED_MEMORY_ACCESS.compareAndExchange$RawType$(bb.sessionImpl(),
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bb.unsafeGetBase(),
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offset(bb, base, handle.alignmentMask),
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offsetNonPlain(bb, base, handle.alignmentMask),
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convEndian(handle.be, expected), convEndian(handle.be, value)));
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}
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@ -262,7 +261,7 @@ final class VarHandleSegmentAs$Type$s extends VarHandleSegmentViewBase {
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return convEndian(handle.be,
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SCOPED_MEMORY_ACCESS.compareAndExchange$RawType$Acquire(bb.sessionImpl(),
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bb.unsafeGetBase(),
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offset(bb, base, handle.alignmentMask),
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offsetNonPlain(bb, base, handle.alignmentMask),
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convEndian(handle.be, expected), convEndian(handle.be, value)));
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}
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@ -273,7 +272,7 @@ final class VarHandleSegmentAs$Type$s extends VarHandleSegmentViewBase {
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return convEndian(handle.be,
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SCOPED_MEMORY_ACCESS.compareAndExchange$RawType$Release(bb.sessionImpl(),
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bb.unsafeGetBase(),
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offset(bb, base, handle.alignmentMask),
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offsetNonPlain(bb, base, handle.alignmentMask),
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convEndian(handle.be, expected), convEndian(handle.be, value)));
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}
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@ -283,7 +282,7 @@ final class VarHandleSegmentAs$Type$s extends VarHandleSegmentViewBase {
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AbstractMemorySegmentImpl bb = checkAddress(obb, base, handle.length, false);
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return SCOPED_MEMORY_ACCESS.weakCompareAndSet$RawType$Plain(bb.sessionImpl(),
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bb.unsafeGetBase(),
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offset(bb, base, handle.alignmentMask),
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offsetNonPlain(bb, base, handle.alignmentMask),
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convEndian(handle.be, expected), convEndian(handle.be, value));
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}
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@ -293,7 +292,7 @@ final class VarHandleSegmentAs$Type$s extends VarHandleSegmentViewBase {
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AbstractMemorySegmentImpl bb = checkAddress(obb, base, handle.length, false);
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return SCOPED_MEMORY_ACCESS.weakCompareAndSet$RawType$(bb.sessionImpl(),
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bb.unsafeGetBase(),
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offset(bb, base, handle.alignmentMask),
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offsetNonPlain(bb, base, handle.alignmentMask),
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convEndian(handle.be, expected), convEndian(handle.be, value));
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}
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@ -303,7 +302,7 @@ final class VarHandleSegmentAs$Type$s extends VarHandleSegmentViewBase {
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AbstractMemorySegmentImpl bb = checkAddress(obb, base, handle.length, false);
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return SCOPED_MEMORY_ACCESS.weakCompareAndSet$RawType$Acquire(bb.sessionImpl(),
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bb.unsafeGetBase(),
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offset(bb, base, handle.alignmentMask),
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offsetNonPlain(bb, base, handle.alignmentMask),
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convEndian(handle.be, expected), convEndian(handle.be, value));
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}
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@ -313,7 +312,7 @@ final class VarHandleSegmentAs$Type$s extends VarHandleSegmentViewBase {
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AbstractMemorySegmentImpl bb = checkAddress(obb, base, handle.length, false);
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return SCOPED_MEMORY_ACCESS.weakCompareAndSet$RawType$Release(bb.sessionImpl(),
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bb.unsafeGetBase(),
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offset(bb, base, handle.alignmentMask),
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offsetNonPlain(bb, base, handle.alignmentMask),
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convEndian(handle.be, expected), convEndian(handle.be, value));
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}
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@ -324,7 +323,7 @@ final class VarHandleSegmentAs$Type$s extends VarHandleSegmentViewBase {
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return convEndian(handle.be,
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SCOPED_MEMORY_ACCESS.getAndSet$RawType$(bb.sessionImpl(),
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bb.unsafeGetBase(),
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offset(bb, base, handle.alignmentMask),
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offsetNonPlain(bb, base, handle.alignmentMask),
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convEndian(handle.be, value)));
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}
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@ -335,7 +334,7 @@ final class VarHandleSegmentAs$Type$s extends VarHandleSegmentViewBase {
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return convEndian(handle.be,
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SCOPED_MEMORY_ACCESS.getAndSet$RawType$Acquire(bb.sessionImpl(),
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bb.unsafeGetBase(),
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offset(bb, base, handle.alignmentMask),
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offsetNonPlain(bb, base, handle.alignmentMask),
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convEndian(handle.be, value)));
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}
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@ -346,7 +345,7 @@ final class VarHandleSegmentAs$Type$s extends VarHandleSegmentViewBase {
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return convEndian(handle.be,
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SCOPED_MEMORY_ACCESS.getAndSet$RawType$Release(bb.sessionImpl(),
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bb.unsafeGetBase(),
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offset(bb, base, handle.alignmentMask),
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offsetNonPlain(bb, base, handle.alignmentMask),
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convEndian(handle.be, value)));
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}
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#end[CAS]
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@ -359,10 +358,10 @@ final class VarHandleSegmentAs$Type$s extends VarHandleSegmentViewBase {
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if (handle.be == BE) {
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return SCOPED_MEMORY_ACCESS.getAndAdd$RawType$(bb.sessionImpl(),
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bb.unsafeGetBase(),
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offset(bb, base, handle.alignmentMask),
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offsetNonPlain(bb, base, handle.alignmentMask),
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delta);
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} else {
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return getAndAddConvEndianWithCAS(bb, offset(bb, base, handle.alignmentMask), delta);
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return getAndAddConvEndianWithCAS(bb, offsetNonPlain(bb, base, handle.alignmentMask), delta);
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}
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}
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@ -373,10 +372,10 @@ final class VarHandleSegmentAs$Type$s extends VarHandleSegmentViewBase {
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if (handle.be == BE) {
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return SCOPED_MEMORY_ACCESS.getAndAdd$RawType$Acquire(bb.sessionImpl(),
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bb.unsafeGetBase(),
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offset(bb, base, handle.alignmentMask),
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offsetNonPlain(bb, base, handle.alignmentMask),
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delta);
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} else {
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return getAndAddConvEndianWithCAS(bb, offset(bb, base, handle.alignmentMask), delta);
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return getAndAddConvEndianWithCAS(bb, offsetNonPlain(bb, base, handle.alignmentMask), delta);
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}
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}
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@ -387,10 +386,10 @@ final class VarHandleSegmentAs$Type$s extends VarHandleSegmentViewBase {
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if (handle.be == BE) {
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return SCOPED_MEMORY_ACCESS.getAndAdd$RawType$Release(bb.sessionImpl(),
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bb.unsafeGetBase(),
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offset(bb, base, handle.alignmentMask),
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offsetNonPlain(bb, base, handle.alignmentMask),
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delta);
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} else {
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return getAndAddConvEndianWithCAS(bb, offset(bb, base, handle.alignmentMask), delta);
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return getAndAddConvEndianWithCAS(bb, offsetNonPlain(bb, base, handle.alignmentMask), delta);
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}
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}
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@ -415,10 +414,10 @@ final class VarHandleSegmentAs$Type$s extends VarHandleSegmentViewBase {
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if (handle.be == BE) {
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return SCOPED_MEMORY_ACCESS.getAndBitwiseOr$RawType$(bb.sessionImpl(),
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bb.unsafeGetBase(),
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offset(bb, base, handle.alignmentMask),
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offsetNonPlain(bb, base, handle.alignmentMask),
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value);
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} else {
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return getAndBitwiseOrConvEndianWithCAS(bb, offset(bb, base, handle.alignmentMask), value);
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return getAndBitwiseOrConvEndianWithCAS(bb, offsetNonPlain(bb, base, handle.alignmentMask), value);
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}
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}
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@ -429,10 +428,10 @@ final class VarHandleSegmentAs$Type$s extends VarHandleSegmentViewBase {
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if (handle.be == BE) {
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return SCOPED_MEMORY_ACCESS.getAndBitwiseOr$RawType$Release(bb.sessionImpl(),
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bb.unsafeGetBase(),
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offset(bb, base, handle.alignmentMask),
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offsetNonPlain(bb, base, handle.alignmentMask),
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value);
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} else {
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return getAndBitwiseOrConvEndianWithCAS(bb, offset(bb, base, handle.alignmentMask), value);
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return getAndBitwiseOrConvEndianWithCAS(bb, offsetNonPlain(bb, base, handle.alignmentMask), value);
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}
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}
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@ -443,10 +442,10 @@ final class VarHandleSegmentAs$Type$s extends VarHandleSegmentViewBase {
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if (handle.be == BE) {
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return SCOPED_MEMORY_ACCESS.getAndBitwiseOr$RawType$Acquire(bb.sessionImpl(),
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bb.unsafeGetBase(),
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offset(bb, base, handle.alignmentMask),
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offsetNonPlain(bb, base, handle.alignmentMask),
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value);
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} else {
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return getAndBitwiseOrConvEndianWithCAS(bb, offset(bb, base, handle.alignmentMask), value);
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return getAndBitwiseOrConvEndianWithCAS(bb, offsetNonPlain(bb, base, handle.alignmentMask), value);
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}
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}
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@ -469,10 +468,10 @@ final class VarHandleSegmentAs$Type$s extends VarHandleSegmentViewBase {
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if (handle.be == BE) {
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return SCOPED_MEMORY_ACCESS.getAndBitwiseAnd$RawType$(bb.sessionImpl(),
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bb.unsafeGetBase(),
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offset(bb, base, handle.alignmentMask),
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offsetNonPlain(bb, base, handle.alignmentMask),
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value);
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} else {
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return getAndBitwiseAndConvEndianWithCAS(bb, offset(bb, base, handle.alignmentMask), value);
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return getAndBitwiseAndConvEndianWithCAS(bb, offsetNonPlain(bb, base, handle.alignmentMask), value);
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}
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}
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@ -483,10 +482,10 @@ final class VarHandleSegmentAs$Type$s extends VarHandleSegmentViewBase {
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if (handle.be == BE) {
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return SCOPED_MEMORY_ACCESS.getAndBitwiseAnd$RawType$Release(bb.sessionImpl(),
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bb.unsafeGetBase(),
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offset(bb, base, handle.alignmentMask),
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offsetNonPlain(bb, base, handle.alignmentMask),
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value);
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} else {
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return getAndBitwiseAndConvEndianWithCAS(bb, offset(bb, base, handle.alignmentMask), value);
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return getAndBitwiseAndConvEndianWithCAS(bb, offsetNonPlain(bb, base, handle.alignmentMask), value);
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}
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}
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@ -497,10 +496,10 @@ final class VarHandleSegmentAs$Type$s extends VarHandleSegmentViewBase {
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if (handle.be == BE) {
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return SCOPED_MEMORY_ACCESS.getAndBitwiseAnd$RawType$Acquire(bb.sessionImpl(),
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bb.unsafeGetBase(),
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offset(bb, base, handle.alignmentMask),
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offsetNonPlain(bb, base, handle.alignmentMask),
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value);
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} else {
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return getAndBitwiseAndConvEndianWithCAS(bb, offset(bb, base, handle.alignmentMask), value);
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return getAndBitwiseAndConvEndianWithCAS(bb, offsetNonPlain(bb, base, handle.alignmentMask), value);
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}
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}
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@ -524,10 +523,10 @@ final class VarHandleSegmentAs$Type$s extends VarHandleSegmentViewBase {
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if (handle.be == BE) {
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return SCOPED_MEMORY_ACCESS.getAndBitwiseXor$RawType$(bb.sessionImpl(),
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bb.unsafeGetBase(),
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offset(bb, base, handle.alignmentMask),
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offsetNonPlain(bb, base, handle.alignmentMask),
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value);
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} else {
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return getAndBitwiseXorConvEndianWithCAS(bb, offset(bb, base, handle.alignmentMask), value);
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return getAndBitwiseXorConvEndianWithCAS(bb, offsetNonPlain(bb, base, handle.alignmentMask), value);
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}
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}
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@ -538,10 +537,10 @@ final class VarHandleSegmentAs$Type$s extends VarHandleSegmentViewBase {
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if (handle.be == BE) {
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return SCOPED_MEMORY_ACCESS.getAndBitwiseXor$RawType$Release(bb.sessionImpl(),
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bb.unsafeGetBase(),
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offset(bb, base, handle.alignmentMask),
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offsetNonPlain(bb, base, handle.alignmentMask),
|
||||
value);
|
||||
} else {
|
||||
return getAndBitwiseXorConvEndianWithCAS(bb, offset(bb, base, handle.alignmentMask), value);
|
||||
return getAndBitwiseXorConvEndianWithCAS(bb, offsetNonPlain(bb, base, handle.alignmentMask), value);
|
||||
}
|
||||
}
|
||||
|
||||
|
|
@ -552,10 +551,10 @@ final class VarHandleSegmentAs$Type$s extends VarHandleSegmentViewBase {
|
|||
if (handle.be == BE) {
|
||||
return SCOPED_MEMORY_ACCESS.getAndBitwiseXor$RawType$Acquire(bb.sessionImpl(),
|
||||
bb.unsafeGetBase(),
|
||||
offset(bb, base, handle.alignmentMask),
|
||||
offsetNonPlain(bb, base, handle.alignmentMask),
|
||||
value);
|
||||
} else {
|
||||
return getAndBitwiseXorConvEndianWithCAS(bb, offset(bb, base, handle.alignmentMask), value);
|
||||
return getAndBitwiseXorConvEndianWithCAS(bb, offsetNonPlain(bb, base, handle.alignmentMask), value);
|
||||
}
|
||||
}
|
||||
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue