git: openjdk/jdk: 8259316: [REDO] C1/C2 compiler support for blackholes

[Aleksey Shipilev]

Changeset: 6018336f
Author:    Aleksey Shipilev <shade at openjdk.org>
Date:      2021-05-05 14:27:21 +0000
URL:       https://git.openjdk.java.net/jdk/commit/6018336fc5e93675482b92df76594712c238adda

8259316: [REDO] C1/C2 compiler support for blackholes

Reviewed-by: vlivanov, kvn, iignatyev

! src/hotspot/share/c1/c1_Compiler.cpp
! src/hotspot/share/c1/c1_GraphBuilder.cpp
! src/hotspot/share/c1/c1_LIRGenerator.cpp
! src/hotspot/share/c1/c1_LIRGenerator.hpp
! src/hotspot/share/ci/ciMethod.cpp
! src/hotspot/share/ci/ciMethod.hpp
! src/hotspot/share/classfile/classFileParser.cpp
! src/hotspot/share/classfile/vmIntrinsics.cpp
! src/hotspot/share/classfile/vmIntrinsics.hpp
! src/hotspot/share/classfile/vmSymbols.hpp
! src/hotspot/share/compiler/compilerOracle.cpp
! src/hotspot/share/compiler/compilerOracle.hpp
! src/hotspot/share/jvmci/jvmciEnv.cpp
! src/hotspot/share/opto/c2compiler.cpp
! src/hotspot/share/opto/classes.hpp
! src/hotspot/share/opto/compile.cpp
! src/hotspot/share/opto/library_call.cpp
! src/hotspot/share/opto/library_call.hpp
! src/hotspot/share/opto/memnode.cpp
! src/hotspot/share/opto/memnode.hpp
! src/hotspot/share/opto/node.hpp
! src/hotspot/share/opto/regmask.cpp
! src/hotspot/share/opto/regmask.hpp
! src/hotspot/share/runtime/vmStructs.cpp
! test/hotspot/jtreg/TEST.groups
+ test/hotspot/jtreg/compiler/blackhole/BlackholeExistingIntrinsicWarningTest.java
+ test/hotspot/jtreg/compiler/blackhole/BlackholeExperimentalUnlockTest.java
+ test/hotspot/jtreg/compiler/blackhole/BlackholeIntrinsicTest.java
+ test/hotspot/jtreg/compiler/blackhole/BlackholeNonEmptyWarningTest.java
+ test/hotspot/jtreg/compiler/blackhole/BlackholeNonStaticWarningTest.java
+ test/hotspot/jtreg/compiler/blackhole/BlackholeNonVoidWarningTest.java
+ test/hotspot/jtreg/compiler/blackhole/BlackholeTarget.java