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8254162: Implementation of Foreign-Memory Access API (Third Incubator)

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Reviewed-by: erikj, psandoz, alanb
This commit is contained in:
Maurizio Cimadamore 2020-11-12 16:37:23 +00:00
parent c6ab0fdb15
commit 3e70aac5cc
82 changed files with 6038 additions and 2837 deletions
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14
src/java.base/share/classes/java/nio/ByteBufferAs-X-Buffer.java.template
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@ -130,22 +130,20 @@ class ByteBufferAs$Type$Buffer$RW$$BO$ // package-private
}
public $type$ get() {
checkSegment();
$memtype$ x = UNSAFE.get$Memtype$Unaligned(bb.hb, byteOffset(nextGetIndex()),
$memtype$ x = SCOPED_MEMORY_ACCESS.get$Memtype$Unaligned(scope(), bb.hb, byteOffset(nextGetIndex()),
{#if[boB]?true:false});
return $fromBits$(x);
}
public $type$ get(int i) {
checkSegment();
$memtype$ x = UNSAFE.get$Memtype$Unaligned(bb.hb, byteOffset(checkIndex(i)),
$memtype$ x = SCOPED_MEMORY_ACCESS.get$Memtype$Unaligned(scope(), bb.hb, byteOffset(checkIndex(i)),
{#if[boB]?true:false});
return $fromBits$(x);
}
#if[streamableType]
$type$ getUnchecked(int i) {
$memtype$ x = UNSAFE.get$Memtype$Unaligned(bb.hb, byteOffset(i),
$memtype$ x = SCOPED_MEMORY_ACCESS.get$Memtype$Unaligned(null, bb.hb, byteOffset(i),
{#if[boB]?true:false});
return $fromBits$(x);
}
@ -155,9 +153,8 @@ class ByteBufferAs$Type$Buffer$RW$$BO$ // package-private
public $Type$Buffer put($type$ x) {
#if[rw]
checkSegment();
$memtype$ y = $toBits$(x);
UNSAFE.put$Memtype$Unaligned(bb.hb, byteOffset(nextPutIndex()), y,
SCOPED_MEMORY_ACCESS.put$Memtype$Unaligned(scope(), bb.hb, byteOffset(nextPutIndex()), y,
{#if[boB]?true:false});
return this;
#else[rw]
@ -167,9 +164,8 @@ class ByteBufferAs$Type$Buffer$RW$$BO$ // package-private
public $Type$Buffer put(int i, $type$ x) {
#if[rw]
checkSegment();
$memtype$ y = $toBits$(x);
UNSAFE.put$Memtype$Unaligned(bb.hb, byteOffset(checkIndex(i)), y,
SCOPED_MEMORY_ACCESS.put$Memtype$Unaligned(scope(), bb.hb, byteOffset(checkIndex(i)), y,
{#if[boB]?true:false});
return this;
#else[rw]