git: openjdk/loom: fibers: 3 new changesets

[duke]

Changeset: 4efe82ed
Author:    Ron Pressler <ron.pressler at oracle.com>
Date:      2020-04-14 15:48:17 +0000
URL:       https://git.openjdk.java.net/loom/commit/4efe82ed

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! src/hotspot/cpu/x86/continuationChunk_x86.inline.hpp

Changeset: 58267659
Author:    Ron Pressler <ron.pressler at oracle.com>
Date:      2020-04-14 15:53:43 +0000
URL:       https://git.openjdk.java.net/loom/commit/58267659

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! src/hotspot/cpu/x86/frame_x86.inline.hpp

Changeset: 4a0bf700
Author:    Ron Pressler <ron.pressler at oracle.com>
Date:      2020-04-14 17:48:35 +0000
URL:       https://git.openjdk.java.net/loom/commit/4a0bf700

8240238: SEGV in CodeCache::patch_nop(NativePostCallNop*, void*, int&)+0x25

! src/hotspot/cpu/x86/continuation_x86.inline.hpp
! src/hotspot/cpu/x86/frame_x86.inline.hpp