[Integrated] RFR: 8238226: Revisit FunctionDescriptor

[Jorn Vernee]

Changeset: 741750b7
Author:    Jorn Vernee <jvernee at openjdk.org>
Date:      2020-02-12 11:06:57 +0000
URL:       https://git.openjdk.java.net/panama-foreign/commit/741750b7

8238226: Revisit FunctionDescriptor
8237580: Add a method for transforming varargs FunctionDescriptors into fixed-arity ones

Reviewed-by: mcimadamore

! src/jdk.incubator.foreign/share/classes/jdk/incubator/foreign/AbstractLayout.java
! src/jdk.incubator.foreign/share/classes/jdk/incubator/foreign/FunctionDescriptor.java
! src/jdk.incubator.foreign/share/classes/jdk/internal/foreign/abi/CallingSequenceBuilder.java
! src/jdk.incubator.foreign/share/classes/jdk/internal/foreign/abi/aarch64/AArch64ABI.java
! src/jdk.incubator.foreign/share/classes/jdk/internal/foreign/abi/x64/sysv/SysVx64ABI.java
! src/jdk.incubator.foreign/share/classes/jdk/internal/foreign/abi/x64/windows/Windowsx64ABI.java
! test/jdk/java/foreign/StdLibTest.java
! test/jdk/java/foreign/TestDowncall.java
! test/jdk/java/foreign/TestLayoutConstants.java
! test/jdk/java/foreign/TestUpcall.java
! test/jdk/java/foreign/TestUpcallStubs.java
! test/jdk/java/foreign/TestVarArgs.java
! test/jdk/java/foreign/callarranger/CallArrangerTestBase.java
! test/jdk/java/foreign/callarranger/TestAarch64CallArranger.java
! test/jdk/java/foreign/callarranger/TestSysVCallArranger.java
! test/jdk/java/foreign/callarranger/TestWindowsCallArranger.java