On Mon, 1 Feb 2021 09:31:31 GMT, Alan Hayward <github.com+4146708+a7...@openjdk.org> wrote:
> You need add macos arm64 to hsdis. Having it working is fairly essential for > debugging. > > Inside src/utils/hsdis, After cloning binutils > > ``` > make; make demo; ./build/macosx-arm64/hsdis-demo > ``` > > Results in: > > ``` > Hello, world! > ...And now for something completely different: > > Decoding from 0x1046e31a4 to 0x1046e3664...with decode_instructions_virtual > hsdis: bad native mach=architecture not set in Makefile!; please port hsdis > to this platform > hsdis output options: > ``` > > I fixed it by changing the makefile to force the build flags: > > ``` > ARCH=aarch64 > CFLAGS/aarch64 += -m64 > ``` > > Resulting in: > > ``` > Hello, world! > ...And now for something completely different: > > Decoding from 0x10012719c to 0x10012765c...with decode_instructions_virtual > Decoding for CPU 'aarch64' > main: > 0x10012719c sub sp, sp, #0x60 > 0x1001271a0 stp x29, x30, [sp, #80] > ...etc > ``` > > Putting the library in the right place then made disassembly in java work for > me. Hello, hsdis is a separate out-of-tree project and is not part of this jep. support for looking for proper hsdis dylib library was added as part of this jep. ------------- PR: https://git.openjdk.java.net/jdk/pull/2200