v8: add additional include dirs on AIX

[abmusse]

On AIX, we now include src/wasm/float16.h from within src/utils/utils.h and src/wasm/float16.h includes additional header files.

For reference this patch added the changes.

Richard ran a test build last week (updated to V8 13.0.177) and it failed with:

13:16:49 In file included from ../deps/v8/src/wasm/float16.h:9,
13:16:49                  from ../deps/v8/src/utils/utils.h:31,
13:16:49                  from ../deps/v8/src/utils/memcopy.h:17,
13:16:49                  from ../deps/v8/src/zone/zone-chunk-list.h:9,
13:16:49                  from ../deps/v8/src/codegen/maglev-safepoint-table.h:14,
13:16:49                  from ../deps/v8/src/objects/code.h:8,
13:16:49                  from ../deps/v8/src/objects/visitors.h:10,
13:16:49                  from ../deps/v8/src/snapshot/serializer-deserializer.h:8,
13:16:49                  from ../deps/v8/src/snapshot/snapshot.h:14,
13:16:49                  from /home/iojs/build/ws/out/Release/obj.target/v8_snapshot/geni/snapshot.cc:7:
13:16:49 ../deps/v8/third_party/fp16/src/include/fp16.h:5:10: fatal error: fp16/fp16.h: No such file or directory
13:16:49     5 | #include <fp16/fp16.h>
13:16:49       |          ^~~~~~~~~~~~~
13:16:49 compilation terminated.
13:16:49 gmake[2]: *** [Makefile:266: /home/iojs/build/ws/out/Release/obj.target/v8_snapshot/geni/snapshot.o] Error 1
13:16:49 gmake[2]: *** Waiting for unfinished jobs....
13:16:49 In file included from ../deps/v8/src/wasm/float16.h:9,
13:16:49                  from ../deps/v8/src/utils/utils.h:31,
13:16:49                  from ../deps/v8/src/objects/field-index.h:11,
13:16:49                  from ../deps/v8/src/objects/objects.h:26,
13:16:49                  from ../deps/v8/src/objects/tagged-value.h:8,
13:16:49                  from ../deps/v8/src/objects/tagged-field.h:13,
13:16:49                  from ../deps/v8/src/objects/heap-object.h:13,
13:16:49                  from ../deps/v8/src/objects/fixed-array.h:12,
13:16:49                  from ../deps/v8/src/objects/contexts.h:9,
13:16:49                  from ../deps/v8/src/execution/thread-local-top.h:14,
13:16:49                  from ../deps/v8/src/execution/isolate-data.h:12,
13:16:49                  from ../deps/v8/src/execution/isolate.h:31,
13:16:49                  from ../deps/v8/src/init/setup-isolate-deserialize.cc:6:
13:16:49 ../deps/v8/third_party/fp16/src/include/fp16.h:5:10: fatal error: fp16/fp16.h: No such file or directory
13:16:49     5 | #include <fp16/fp16.h>
13:16:49       |          ^~~~~~~

We need to update the include dirs on AIX/IBM i to find these headers.

Update Test Build: https://ci.nodejs.org/job/node-test-commit-aix/nodes=aix72-ppc64/53642/console

CC

@richardlau
@targos

[abmusse]

@targos
I ran a test build with your changes
https://ci.nodejs.org/job/node-test-commit-aix/nodes=aix72-ppc64/53672/console

Looks like it was successful!

I will now rebase my commits not on top of the new changes

[abmusse]

Update build after rebase: https://ci.nodejs.org/job/node-test-commit-aix/nodes=aix72-ppc64/53674/console

[targos]

Thanks @abmusse. I added the changes to the canary-base branch in nodejs/node@eea66ff.
It will be picked up by the next canary update.