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8282191: Implementation of Foreign Function & Memory API (Preview)

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Reviewed-by: erikj, jvernee, psandoz, dholmes, mchung
This commit is contained in:
Maurizio Cimadamore 2022-05-12 16:17:45 +00:00
parent 3be394e160
commit 2c5d136260
303 changed files with 33474 additions and 9186 deletions
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14
src/java.base/share/classes/java/nio/ByteBufferAs-X-Buffer.java.template
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@ -27,8 +27,8 @@
package java.nio;
import java.lang.foreign.MemorySegment;
import java.util.Objects;
import jdk.internal.access.foreign.MemorySegmentProxy;
import jdk.internal.misc.Unsafe;
#if[rw]
@ -49,7 +49,7 @@ class ByteBufferAs$Type$Buffer$RW$$BO$ // package-private
#end[rw]
ByteBufferAs$Type$Buffer$RW$$BO$(ByteBuffer bb, MemorySegmentProxy segment) { // package-private
ByteBufferAs$Type$Buffer$RW$$BO$(ByteBuffer bb, MemorySegment segment) { // package-private
#if[rw]
super(-1, 0,
bb.remaining() >> $LG_BYTES_PER_VALUE$,
@ -68,7 +68,7 @@ class ByteBufferAs$Type$Buffer$RW$$BO$ // package-private
ByteBufferAs$Type$Buffer$RW$$BO$(ByteBuffer bb,
int mark, int pos, int lim, int cap,
long addr, MemorySegmentProxy segment)
long addr, MemorySegment segment)
{
#if[rw]
super(mark, pos, lim, cap, segment);
@ -138,13 +138,13 @@ class ByteBufferAs$Type$Buffer$RW$$BO$ // package-private
}
public $type$ get() {
$memtype$ x = SCOPED_MEMORY_ACCESS.get$Memtype$Unaligned(scope(), bb.hb, byteOffset(nextGetIndex()),
$memtype$ x = SCOPED_MEMORY_ACCESS.get$Memtype$Unaligned(session(), bb.hb, byteOffset(nextGetIndex()),
{#if[boB]?true:false});
return $fromBits$(x);
}
public $type$ get(int i) {
$memtype$ x = SCOPED_MEMORY_ACCESS.get$Memtype$Unaligned(scope(), bb.hb, byteOffset(checkIndex(i)),
$memtype$ x = SCOPED_MEMORY_ACCESS.get$Memtype$Unaligned(session(), bb.hb, byteOffset(checkIndex(i)),
{#if[boB]?true:false});
return $fromBits$(x);
}
@ -162,7 +162,7 @@ class ByteBufferAs$Type$Buffer$RW$$BO$ // package-private
public $Type$Buffer put($type$ x) {
#if[rw]
$memtype$ y = $toBits$(x);
SCOPED_MEMORY_ACCESS.put$Memtype$Unaligned(scope(), bb.hb, byteOffset(nextPutIndex()), y,
SCOPED_MEMORY_ACCESS.put$Memtype$Unaligned(session(), bb.hb, byteOffset(nextPutIndex()), y,
{#if[boB]?true:false});
return this;
#else[rw]
@ -173,7 +173,7 @@ class ByteBufferAs$Type$Buffer$RW$$BO$ // package-private
public $Type$Buffer put(int i, $type$ x) {
#if[rw]
$memtype$ y = $toBits$(x);
SCOPED_MEMORY_ACCESS.put$Memtype$Unaligned(scope(), bb.hb, byteOffset(checkIndex(i)), y,
SCOPED_MEMORY_ACCESS.put$Memtype$Unaligned(session(), bb.hb, byteOffset(checkIndex(i)), y,
{#if[boB]?true:false});
return this;
#else[rw]