Commit Graph

2395 Commits

Author SHA1 Message Date
Régis Crelier d45c3d15cb [VM/nnbd] Make Nullability and NNBDMode class enums to avoid name conflicts.
Change-Id: Ic78d3f48964bb61cbd1d90a69fcd68b4f29071e4
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/124587
Commit-Queue: Régis Crelier <regis@google.com>
Reviewed-by: Alexander Markov <alexmarkov@google.com>
2019-11-08 21:32:48 +00:00
Ryan Macnak d96cd87896 [vm, reload] Initialize new fields in existing instances lazily.
Change-Id: I29c52feba2a404a7910888ce2bbb46e9aa8dd50f
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/123547
Commit-Queue: Ryan Macnak <rmacnak@google.com>
Reviewed-by: Alexander Aprelev <aam@google.com>
Reviewed-by: Martin Kustermann <kustermann@google.com>
2019-11-01 20:06:52 +00:00
Alexander Markov 8b67fcbbd1 [vm] Cleanup script tags
VM creates Script objects with kKernelTag only, so this CL cleans up
all uses of script tags and Script::kind() along with code
which is no longer reachable.

Change-Id: Ia765e7757264aa614e18eddd16d21937f855c129
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/123889
Reviewed-by: Ryan Macnak <rmacnak@google.com>
Commit-Queue: Alexander Markov <alexmarkov@google.com>
2019-11-01 19:08:42 +00:00
Régis Crelier df678dbec0 [VM/nnbd] Introduce type Never in VM and bytecode.
Introduce enum NNBDMode for subtype test checking mode.

Change-Id: Id9c39ee8c975c664ac58e313b7dd05e6e219dfc1
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/123557
Reviewed-by: Ryan Macnak <rmacnak@google.com>
Reviewed-by: Alexander Markov <alexmarkov@google.com>
Commit-Queue: Régis Crelier <regis@google.com>
2019-11-01 00:43:59 +00:00
Régis Crelier efb4511916 [VM/nnbd] Propagate nullability info on types from kernel to VM and bytecode.
Change-Id: I2f2b5819a58d55b60aaf82418e0d2feaad4aaa32
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/121414
Reviewed-by: Alexander Markov <alexmarkov@google.com>
Reviewed-by: Ryan Macnak <rmacnak@google.com>
Commit-Queue: Régis Crelier <regis@google.com>
2019-10-29 23:39:36 +00:00
Samir Jindel c885bdde1d [vm] DBC is obsolete. Remove dead code.
Change-Id: Ica33af158cca53c8e951e4b2582de83660e8a60d
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/121851
Commit-Queue: Samir Jindel <sjindel@google.com>
Reviewed-by: Martin Kustermann <kustermann@google.com>
2019-10-27 18:18:29 +00:00
Daco Harkes bdf02028cd [vm/ffi] Remove deprecated methods
Removes deprecated `load`, `store`, `allocate`, `free`, and `asExternalTypedData` methods from Pointer because these have been replace by extension methods and `package:ffi`.

Closes: https://github.com/dart-lang/sdk/issues/38860

Change-Id: I76d21bcfd2fdd6ee504a51db821345125beb92d2
Cq-Include-Trybots: luci.dart.try:vm-ffi-android-debug-arm-try,vm-ffi-android-debug-arm64-try,app-kernel-linux-debug-x64-try,vm-kernel-linux-debug-ia32-try,vm-dartkb-linux-debug-simarm64-try,vm-kernel-win-debug-x64-try,vm-kernel-win-debug-ia32-try,vm-dartkb-linux-debug-x64-try,vm-kernel-precomp-linux-debug-x64-try,vm-dartkb-linux-release-x64-abi-try,vm-kernel-precomp-android-release-arm64-try,vm-kernel-asan-linux-release-x64-try,vm-kernel-linux-release-simarm-try,vm-kernel-linux-release-simarm64-try,vm-kernel-precomp-android-release-arm_x64-try,vm-kernel-reload-mac-release-simdbc64-try,vm-kernel-precomp-obfuscate-linux-release-x64-try,vm-kernel-reload-rollback-linux-debug-x64-try,vm-kernel-precomp-mac-release-simarm_x64-try,dart-sdk-linux-try
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/121708
Commit-Queue: Daco Harkes <dacoharkes@google.com>
Reviewed-by: Martin Kustermann <kustermann@google.com>
2019-10-16 01:15:42 +00:00
Daco Harkes d82ca1a9c7 [vm/ffi] Remove Struct type argument
This has coupled changes in package:ffi and package:tflite_native which are pinned in DEPS.

This CL includes the required analyzer changes from https://dart-review.googlesource.com/c/sdk/+/121647.

Issue: https://github.com/dart-lang/sdk/issues/38611

Change-Id: I712a886fd28ce0a2954fc42c90e1dfa495057732
Cq-Include-Trybots: luci.dart.try:vm-ffi-android-debug-arm-try,vm-ffi-android-debug-arm64-try,app-kernel-linux-debug-x64-try,vm-kernel-linux-debug-ia32-try,vm-dartkb-linux-debug-simarm64-try,vm-kernel-win-debug-x64-try,vm-kernel-win-debug-ia32-try,vm-dartkb-linux-debug-x64-try,vm-kernel-precomp-linux-debug-x64-try,vm-dartkb-linux-release-x64-abi-try,vm-kernel-precomp-android-release-arm64-try,vm-kernel-asan-linux-release-x64-try,vm-kernel-linux-release-simarm-try,vm-kernel-linux-release-simarm64-try,vm-kernel-precomp-android-release-arm_x64-try,vm-kernel-reload-mac-release-simdbc64-try,vm-kernel-precomp-obfuscate-linux-release-x64-try,vm-kernel-reload-rollback-linux-debug-x64-try,vm-kernel-precomp-mac-release-simarm_x64-try,dart-sdk-linux-try
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/121422
Commit-Queue: Daco Harkes <dacoharkes@google.com>
Reviewed-by: Martin Kustermann <kustermann@google.com>
2019-10-15 18:35:57 +00:00
asiva a551c507bd [VM] Implement name demangling of extension methods.
Change-Id: Id64ae1aa0de89260b6bf2d6f40260a0dc9ef5c16
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/121000
Reviewed-by: Ryan Macnak <rmacnak@google.com>
Commit-Queue: Siva Annamalai <asiva@google.com>
2019-10-14 20:40:09 +00:00
Daco Harkes 9f33e8da04 [vm/ffi] Pointer optimize indexed load and store
Follow up of https://dart-review.googlesource.com/c/sdk/+/117547

This gets rid of unnecessary allocations in hot loops with indexed loads and stores.

Issue: https://github.com/dart-lang/sdk/issues/38172

Change-Id: I37a4b1aba00084e465d47cce79bb9963e1afc104
Cq-Include-Trybots: luci.dart.try:vm-ffi-android-debug-arm-try,vm-ffi-android-debug-arm64-try,app-kernel-linux-debug-x64-try,vm-kernel-linux-debug-ia32-try,vm-dartkb-linux-debug-simarm64-try,vm-kernel-win-debug-x64-try,vm-kernel-win-debug-ia32-try,vm-dartkb-linux-debug-x64-try,vm-kernel-precomp-linux-debug-x64-try,vm-dartkb-linux-release-x64-abi-try,vm-kernel-precomp-android-release-arm64-try,vm-kernel-asan-linux-release-x64-try,vm-kernel-linux-release-simarm-try,vm-kernel-linux-release-simarm64-try,vm-kernel-mac-debug-simdbc64-try,vm-kernel-precomp-android-release-arm_x64-try,vm-kernel-reload-mac-release-simdbc64-try,vm-kernel-precomp-obfuscate-linux-release-x64-try,vm-kernel-reload-rollback-linux-debug-x64-try,vm-kernel-precomp-mac-release-simarm_x64-try
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/119645
Reviewed-by: Martin Kustermann <kustermann@google.com>
2019-10-11 15:54:01 +00:00
Samir Jindel 63d3012e68 [vm/ffi] Deprecate Pointer.allocate/free.
Fixes https://dart-review.googlesource.com/c/sdk/+/118442.

Also updates untested sample code in samples/ffi.

Change-Id: Id40a7b8fbb35c5d989269646ebb22864cebcfcac
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/118441
Commit-Queue: Samir Jindel <sjindel@google.com>
Reviewed-by: Daco Harkes <dacoharkes@google.com>
Reviewed-by: Martin Kustermann <kustermann@google.com>
2019-10-10 13:17:43 +00:00
asiva b12bed36a8 [VM] Implement isExtensionMember in MethodMirror and VariableMirror
Added ability to recognize a MethodMirror to be a mirror of an extension member
Added ability to recognize a VariableMirror to be a mirror of a static
extension field.

Change-Id: I56715a491bba0d8cafb2796ebb755bd339e147c6
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/120760
Reviewed-by: Siva Annamalai <asiva@google.com>
Reviewed-by: Ryan Macnak <rmacnak@google.com>
Commit-Queue: Siva Annamalai <asiva@google.com>
2019-10-09 00:27:30 +00:00
Daco Harkes 597cd06aec [vm/ffi] Pointer load and store as extension methods
Issue: https://github.com/dart-lang/sdk/issues/37773
Change-Id: I836d6305b613cf05590d872874f4517831be3e08
Cq-Include-Trybots: luci.dart.try:vm-ffi-android-debug-arm-try,vm-ffi-android-debug-arm64-try,app-kernel-linux-debug-x64-try,vm-kernel-linux-debug-ia32-try,vm-dartkb-linux-debug-simarm64-try,vm-kernel-win-debug-x64-try,vm-kernel-win-debug-ia32-try,vm-dartkb-linux-debug-x64-try,vm-kernel-precomp-linux-debug-x64-try,vm-dartkb-linux-release-x64-abi-try,vm-kernel-precomp-android-release-arm64-try,vm-kernel-asan-linux-release-x64-try,vm-kernel-linux-release-simarm-try,vm-kernel-linux-release-simarm64-try,vm-kernel-mac-debug-simdbc64-try,vm-kernel-precomp-android-release-arm_x64-try,vm-kernel-reload-mac-release-simdbc64-try,vm-kernel-precomp-obfuscate-linux-release-x64-try,vm-kernel-reload-rollback-linux-debug-x64-try,vm-kernel-precomp-mac-release-simarm_x64-try
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/118992
Reviewed-by: Samir Jindel <sjindel@google.com>
Reviewed-by: Martin Kustermann <kustermann@google.com>
2019-10-08 16:49:41 +00:00
Daco Harkes d23c824435 Reland "[vm/ffi] Optimize Pointer operations for statically known types"
Original CL in patchset 1.
Fix for simdbc in patchset 4.
Fix for arm32 precompiled in: https://dart-review.googlesource.com/c/sdk/+/120660/

This CL optimizes Pointer operations in hot loops for Pointer<NativeInteger/NativeDouble/Pointer> (not for structs).

Design: go/dart-ffi-pointers-il

It provides roughly a 100x speedup for the FfiMemory benchmark. The next 5x speedup is to get rid of allocations due to `load` and `store` not being inlined.

FFI API is changed to enable optimizations:

* Disable dynamic invocations of Pointer.load / Pointer.store.
* Disallow implicit downcast of argument passed to Pointer.store.
* Stop zeroing out Pointer.address on Pointer.free().

Issue: https://github.com/dart-lang/sdk/issues/38172

Related issues:

Closes: https://github.com/dart-lang/sdk/issues/35902 (Disallowing dynamic invocations of Pointer ops.)
Closes: https://github.com/dart-lang/sdk/issues/37385 (Function variance checking)
Change-Id: I3921a595fd05026d6ca565ace496771d7c1d877b
Cq-Include-Trybots: luci.dart.try:vm-ffi-android-debug-arm-try,vm-ffi-android-debug-arm64-try,app-kernel-linux-debug-x64-try,vm-kernel-linux-debug-ia32-try,vm-dartkb-linux-debug-simarm64-try,vm-kernel-win-debug-x64-try,vm-kernel-win-debug-ia32-try,vm-dartkb-linux-debug-x64-try,vm-kernel-precomp-linux-debug-x64-try,vm-dartkb-linux-release-x64-abi-try,vm-kernel-precomp-android-release-arm64-try,vm-kernel-asan-linux-release-x64-try,vm-kernel-linux-release-simarm-try,vm-kernel-linux-release-simarm64-try,vm-kernel-mac-debug-simdbc64-try,vm-kernel-precomp-android-release-arm_x64-try,vm-kernel-reload-mac-release-simdbc64-try,vm-kernel-precomp-obfuscate-linux-release-x64-try,vm-kernel-reload-rollback-linux-debug-x64-try,vm-kernel-precomp-mac-release-simarm_x64-try
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/120661
Reviewed-by: Martin Kustermann <kustermann@google.com>
Commit-Queue: Daco Harkes <dacoharkes@google.com>
2019-10-08 13:04:39 +00:00
Daco Harkes 0eff6b38a9 Revert "[vm/ffi] Optimize Pointer operations for statically known types"
This reverts commit 3712ed27ef.

Reason for revert: Breaks Arm32 precompiled.
Issue: https://github.com/dart-lang/sdk/issues/38737

Original change's description:
> [vm/ffi] Optimize Pointer operations for statically known types
> 
> This CL optimizes Pointer operations in hot loops for Pointer<NativeInteger/NativeDouble/Pointer> (not for structs).
> 
> Design: go/dart-ffi-pointers-il
> 
> It provides roughly a 100x speedup for the FfiMemory benchmark. The next 5x speedup is to get rid of allocations due to `load` and `store` not being inlined.
> 
> FFI API is changed to enable optimizations:
> 
> * Disable dynamic invocations of Pointer.load / Pointer.store.
> * Disallow implicit downcast of argument passed to Pointer.store.
> * Stop zeroing out Pointer.address on Pointer.free().
> 
> Issue: https://github.com/dart-lang/sdk/issues/38172
> 
> Related issues:
> Closes: https://github.com/dart-lang/sdk/issues/35902 (Disallowing dynamic invocations of Pointer ops.)
> Closes: https://github.com/dart-lang/sdk/issues/37385 (Function variance checking.)
> 
> Change-Id: I96058d8b5b49052eb6999f084372e6f08b4f6f17
> Cq-Include-Trybots: luci.dart.try:vm-ffi-android-debug-arm-try,vm-ffi-android-debug-arm64-try,app-kernel-linux-debug-x64-try,vm-kernel-linux-debug-ia32-try,vm-dartkb-linux-debug-simarm64-try,vm-kernel-win-debug-x64-try,vm-kernel-win-debug-ia32-try,vm-dartkb-linux-debug-x64-try,vm-kernel-precomp-linux-debug-x64-try,vm-dartkb-linux-release-x64-abi-try,vm-kernel-precomp-android-release-arm64-try
> Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/117547
> Commit-Queue: Daco Harkes <dacoharkes@google.com>
> Reviewed-by: Martin Kustermann <kustermann@google.com>

TBR=kustermann@google.com,sjindel@google.com,dacoharkes@google.com

Change-Id: I3b7923ace45beaa9f99119e9ea20c1e52b429ad8
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Issue: https://github.com/dart-lang/sdk/issues/38172
Cq-Include-Trybots: luci.dart.try:vm-ffi-android-debug-arm-try, vm-ffi-android-debug-arm64-try, app-kernel-linux-debug-x64-try, vm-kernel-linux-debug-ia32-try, vm-dartkb-linux-debug-simarm64-try, vm-kernel-win-debug-x64-try, vm-kernel-win-debug-ia32-try, vm-dartkb-linux-debug-x64-try, vm-kernel-precomp-linux-debug-x64-try, vm-dartkb-linux-release-x64-abi-try, vm-kernel-precomp-android-release-arm64-try
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/120582
Reviewed-by: Daco Harkes <dacoharkes@google.com>
Commit-Queue: Daco Harkes <dacoharkes@google.com>
2019-10-07 11:50:43 +00:00
Daco Harkes 3712ed27ef [vm/ffi] Optimize Pointer operations for statically known types
This CL optimizes Pointer operations in hot loops for Pointer<NativeInteger/NativeDouble/Pointer> (not for structs).

Design: go/dart-ffi-pointers-il

It provides roughly a 100x speedup for the FfiMemory benchmark. The next 5x speedup is to get rid of allocations due to `load` and `store` not being inlined.

FFI API is changed to enable optimizations:

* Disable dynamic invocations of Pointer.load / Pointer.store.
* Disallow implicit downcast of argument passed to Pointer.store.
* Stop zeroing out Pointer.address on Pointer.free().

Issue: https://github.com/dart-lang/sdk/issues/38172

Related issues:
Closes: https://github.com/dart-lang/sdk/issues/35902 (Disallowing dynamic invocations of Pointer ops.)
Closes: https://github.com/dart-lang/sdk/issues/37385 (Function variance checking.)

Change-Id: I96058d8b5b49052eb6999f084372e6f08b4f6f17
Cq-Include-Trybots: luci.dart.try:vm-ffi-android-debug-arm-try,vm-ffi-android-debug-arm64-try,app-kernel-linux-debug-x64-try,vm-kernel-linux-debug-ia32-try,vm-dartkb-linux-debug-simarm64-try,vm-kernel-win-debug-x64-try,vm-kernel-win-debug-ia32-try,vm-dartkb-linux-debug-x64-try,vm-kernel-precomp-linux-debug-x64-try,vm-dartkb-linux-release-x64-abi-try,vm-kernel-precomp-android-release-arm64-try
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/117547
Commit-Queue: Daco Harkes <dacoharkes@google.com>
Reviewed-by: Martin Kustermann <kustermann@google.com>
2019-10-07 09:23:54 +00:00
Liam Appelbe 26c49d5578 [vm] Wasm memory exports, and emscripten hello world
I got the hello world wasm file from the emscripten team and got it
running using a fake implementation of WASI's fd_write function. This
necessitated adding support for memory exports.

Bug: https://github.com/dart-lang/sdk/issues/37882
Change-Id: I139a4e868d437e2232bf4260e5cc26d8c598ac2c
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/119061
Commit-Queue: Liam Appelbe <liama@google.com>
Reviewed-by: Alexander Markov <alexmarkov@google.com>
2019-10-01 18:19:56 +00:00
Ryan Macnak 8a5e2a688b [vm, compiler] Consistently produce OutOfMemoryErrors for large variable-length object allocations.
Bug: https://github.com/dart-lang/sdk/issues/38575
Change-Id: I3f93488511519ac1dca04f91465efad3d2a0c66d
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/118886
Commit-Queue: Ryan Macnak <rmacnak@google.com>
Reviewed-by: Aart Bik <ajcbik@google.com>
2019-09-30 20:19:03 +00:00
Liam Appelbe 6da8c39c5a [vm] Small WasmImports API change, and more WASM error tests
Bug: https://github.com/dart-lang/sdk/issues/37882
Change-Id: I3044d588398ccb19e3ebcebe6cd506b047a37857
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/118601
Commit-Queue: Liam Appelbe <liama@google.com>
Reviewed-by: Alexander Markov <alexmarkov@google.com>
2019-09-27 23:36:11 +00:00
Liam Appelbe d2a0900a50 Reland "[vm] Wasm function imports"
This reverts commit a7cb8ee88b.

Reason for revert: Fixed the crash

Original change's description:
> Revert "[vm] Wasm function imports"
> 
> This reverts commit 7a24aec8f4.
> 
> Reason for revert: debug-mode gen_snapshot crashes on all programs
> 
> Original change's description:
> > [vm] Wasm function imports
> > 
> > Bug: https://github.com/dart-lang/sdk/issues/37882
> > Change-Id: Ia8aa9a87803d5e8b899ddab5479b8cd93e03fd71
> > Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/118204
> > Commit-Queue: Liam Appelbe <liama@google.com>
> > Reviewed-by: Ryan Macnak <rmacnak@google.com>
> > Reviewed-by: Alexander Markov <alexmarkov@google.com>
> 
> TBR=rmacnak@google.com,alexmarkov@google.com,liama@google.com
> 
> Change-Id: Ib5d348e25854af010b1d8a64a87406da443981df
> No-Presubmit: true
> No-Tree-Checks: true
> No-Try: true
> Bug: https://github.com/dart-lang/sdk/issues/37882
> Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/119143
> Reviewed-by: Samir Jindel <sjindel@google.com>
> Commit-Queue: Samir Jindel <sjindel@google.com>

TBR=rmacnak@google.com,alexmarkov@google.com,sjindel@google.com,liama@google.com

Change-Id: I4fd073a087eae7bb95c75079446d9111e7bc8c40
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Bug: https://github.com/dart-lang/sdk/issues/37882
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/119168
Reviewed-by: Liam Appelbe <liama@google.com>
Reviewed-by: Alexander Markov <alexmarkov@google.com>
Commit-Queue: Liam Appelbe <liama@google.com>
2019-09-27 21:29:12 +00:00
Samir Jindel a7cb8ee88b Revert "[vm] Wasm function imports"
This reverts commit 7a24aec8f4.

Reason for revert: debug-mode gen_snapshot crashes on all programs

Original change's description:
> [vm] Wasm function imports
> 
> Bug: https://github.com/dart-lang/sdk/issues/37882
> Change-Id: Ia8aa9a87803d5e8b899ddab5479b8cd93e03fd71
> Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/118204
> Commit-Queue: Liam Appelbe <liama@google.com>
> Reviewed-by: Ryan Macnak <rmacnak@google.com>
> Reviewed-by: Alexander Markov <alexmarkov@google.com>

TBR=rmacnak@google.com,alexmarkov@google.com,liama@google.com

Change-Id: Ib5d348e25854af010b1d8a64a87406da443981df
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Bug: https://github.com/dart-lang/sdk/issues/37882
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/119143
Reviewed-by: Samir Jindel <sjindel@google.com>
Commit-Queue: Samir Jindel <sjindel@google.com>
2019-09-27 12:22:58 +00:00
Liam Appelbe 7a24aec8f4 [vm] Wasm function imports
Bug: https://github.com/dart-lang/sdk/issues/37882
Change-Id: Ia8aa9a87803d5e8b899ddab5479b8cd93e03fd71
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/118204
Commit-Queue: Liam Appelbe <liama@google.com>
Reviewed-by: Ryan Macnak <rmacnak@google.com>
Reviewed-by: Alexander Markov <alexmarkov@google.com>
2019-09-26 22:08:12 +00:00
Ryan Macnak e6574a7964 [vm] Add --show-invisible-isolates.
Useful for profiling the vm-service and kernel-service isolates.

Bug: https://github.com/dart-lang/sdk/issues/38553
Change-Id: I9cc562b5089ad01a5f797799d1105a4a8cf910e0
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/118650
Reviewed-by: Alexander Markov <alexmarkov@google.com>
Reviewed-by: Ben Konyi <bkonyi@google.com>
Commit-Queue: Ryan Macnak <rmacnak@google.com>
2019-09-25 21:41:55 +00:00
Liam Appelbe fd0a89971c [vm] More wasm cleanup
Fix some VM/native transition issues, and add a describe() function that
prints all the imports and exports of a module.

Bug: https://github.com/dart-lang/sdk/issues/37882
Change-Id: I68a8860857c3fcb37c49a9e92731629a13fd9449
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/118363
Reviewed-by: Ryan Macnak <rmacnak@google.com>
Commit-Queue: Liam Appelbe <liama@google.com>
2019-09-24 21:24:57 +00:00
Liam Appelbe fd7e337dd6 [vm] Update wasmer and resolve a TODO.
Bug: https://github.com/dart-lang/sdk/issues/37882
Change-Id: Idee2f5383516e62ff3c228968c105835fcd954f3
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/118200
Reviewed-by: Ryan Macnak <rmacnak@google.com>
Commit-Queue: Liam Appelbe <liama@google.com>
2019-09-19 22:49:44 +00:00
asiva 7c1821c4aa [NNBD/VM] Restructure VM patch files for the NNBD dart sdk split
- Move all VM patch files from the lib directory to
sdk/lib/_internal/vm/lib
- Move all VM patch files from the bin directory to
sdk/lib/_internal/vm/bin
- Fixed paths for above patch files in libraries.yaml file.
- Created copies of these patch files in sdk_nnbd directory
- Cleaned up *.gni files by removing the unused dart patch files lists.

Change-Id: I3109d22f3b729a073a6b40175a0d29162a455830
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/117685
Reviewed-by: Régis Crelier <regis@google.com>
Commit-Queue: Siva Annamalai <asiva@google.com>
2019-09-19 03:57:30 +00:00
Ryan Macnak 39ff937afa [vm] Rename _LocalXMirror to _XMirror.
Remote mirrors ended up being implemented as the service protocol instead of a Dart API.

Change-Id: I03b6c92d6acdde28e7b55044d98e075f5a1fe57e
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/109321
Commit-Queue: Ryan Macnak <rmacnak@google.com>
Reviewed-by: Siva Annamalai <asiva@google.com>
2019-09-18 20:28:25 +00:00
Samir Jindel 205b90f0de Take 3 for '[vm/ffi] Implement FFI callbacks on AOT for ELF and Asm snapshots (excl. blobs).'
Fixes the changes to assembly snapshot writer in SIMARM_X64 mode. This unfortunately can't be tested until the ELF loader is available.

Take 2 is in patchset 1.

Change-Id: Ib8b067dd4f09dcba3b142705e9cb4dfbf4e3eb53
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/117726
Commit-Queue: Samir Jindel <sjindel@google.com>
Reviewed-by: Martin Kustermann <kustermann@google.com>
2019-09-18 14:56:27 +00:00
Liam Appelbe 30d24335a8 [vm] Fix all wasm exception memory leaks
This involved refactoring so that all the throws happen in the top level native entry functions, and then making sure that all the native objects are accounted for in those locations. I ran the wasm tests under asan and verified they used to leak but now don't.

Bug: https://github.com/dart-lang/sdk/issues/37882
Change-Id: I9991ff6b9f8af1fa2f335c73ecf11aba29ea8c72
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/117443
Commit-Queue: Liam Appelbe <liama@google.com>
Reviewed-by: Ryan Macnak <rmacnak@google.com>
2019-09-17 23:13:20 +00:00
Liam Appelbe f7e0968955 [vm] Remove redundant classes from wasm.cc
These classes just thinly wrap wasmer objects, so we don't need them.

Bug: https://github.com/dart-lang/sdk/issues/37882
Change-Id: I06d715cc823c48101da3730ee68dd11adf5eb523
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/117420
Commit-Queue: Liam Appelbe <liama@google.com>
Reviewed-by: Alexander Markov <alexmarkov@google.com>
2019-09-17 18:23:59 +00:00
Liam Appelbe 7505b3a5f0 [vm] Boilerplate for wasm types.
Follow up to https://dart-review.googlesource.com/c/sdk/+/117210, which
was a quick fix to get the bots green. Since I've cut the FFI dependency
for the native type markers, wasm.cc needs to switch to using these new
classes, and we need boilerplate to associate them with some CIDs.

Bug: https://github.com/dart-lang/sdk/issues/37882
Change-Id: Ic64de8fd08b8a84476aeaacae3f57af3f278b8c9
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/117292
Reviewed-by: Alexander Markov <alexmarkov@google.com>
Commit-Queue: Liam Appelbe <liama@google.com>
2019-09-17 16:38:19 +00:00
Liam Appelbe ed9e89ea38 Implement a basic WASM API using wasmer.
Currently this only supports functions that take and return numeric
types. Byte arrays, and callbacks will come later, in a separate
wrapper package.

Bug: https://github.com/dart-lang/sdk/issues/37882
Change-Id: I7bb82be83cbbb6062736b3e958f89d021f1af4bb
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/114586
Commit-Queue: Liam Appelbe <liama@google.com>
Reviewed-by: Samir Jindel <sjindel@google.com>
Reviewed-by: Ryan Macnak <rmacnak@google.com>
2019-09-13 18:25:16 +00:00
Alexander Aprelev 0c481a196c Revert Reland '[vm/ffi] Implement FFI callbacks on AOT for ELF and Asm snapshots (excl. blobs).' as it breaks flutter profile execution on ios 32-bit platform.
Fixes https://github.com/flutter/flutter/issues/40114

Change-Id: If8d71e9c19c2e794d29f7ecbacb87457890a2fd5
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/116883
Reviewed-by: Alexander Markov <alexmarkov@google.com>
Commit-Queue: Alexander Aprelev <aam@google.com>
2019-09-12 00:10:09 +00:00
Ryan Macnak 84db16381d [vm] Remove dead --load_deferred_eagerly and dependent code tracking for library prefixes.
Since Dart 2, library prefixes are always loaded eagerly on the VM.

Also remove reload check for deferred prefixes. This check was added to avoid behavior of library prefixes giving spurious "not loaded" errors after a reload, but now this error can never occur. Resolves a difference in reload between AST and bytecode modes, since bytecode mode isn't surfacing the deferred property.

Change-Id: Ide5fb6cac2efc90ca1b108a35bc09d342cbd60de
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/116051
Reviewed-by: Alexander Markov <alexmarkov@google.com>
Reviewed-by: Régis Crelier <regis@google.com>
2019-09-06 23:37:33 +00:00
Martin Kustermann a64b06ec83 [gardening] Migrate most files to be implicit-bool-conversion free
Issue https://dart-review.googlesource.com/c/sdk/+/115701

Change-Id: Ib579f0bbc8d694aec74afd837217316a10baf910
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/115707
Commit-Queue: Martin Kustermann <kustermann@google.com>
Reviewed-by: Ryan Macnak <rmacnak@google.com>
Reviewed-by: Daco Harkes <dacoharkes@google.com>
2019-09-05 21:41:42 +00:00
Samir Jindel c219a76652 Reland "[vm/ffi] Implement FFI callbacks on AOT for ELF and Asm snapshots (excl. blobs)."
The original change is in Patchset 1.
The dependency contains the fix for the non-bare-instructions bot.

Change-Id: Iab02ab0736a2ee9144b667d2777ca526341b2a36
Cq-Include-Trybots: luci.dart.try:vm-kernel-precomp-linux-debug-x64-try,vm-kernel-precomp-linux-product-x64-try,vm-kernel-precomp-linux-release-x64-try,vm-kernel-precomp-linux-release-x64-try,vm-kernel-precomp-android-release-arm-try,vm-dartkb-linux-release-x64-abi-try,vm-kernel-precomp-bare-linux-release-x64-try,vm-kernel-precomp-mac-debug-simarm_x64-try,vm-kernel-precomp-win-release-x64-try
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/115241
Commit-Queue: Samir Jindel <sjindel@google.com>
Reviewed-by: Alexander Markov <alexmarkov@google.com>
2019-09-05 20:19:22 +00:00
Samir Jindel 72e8bdc56b Revert "[vm/ffi] Implement FFI callbacks on AOT for ELF and Asm snapshots (excl. blobs)."
This reverts commit ecbea5a58e.

Reason for revert: broken with bare instructions and ABI bot

Original change's description:
> [vm/ffi] Implement FFI callbacks on AOT for ELF and Asm snapshots (excl. blobs).
> 
> To do this, we add writable data sections (currently uninitialzed) to ELF and Asm snapshots
> and allow Instructions to have patchable relocations against (the start of) these sections.
> 
> Issue https://github.com/dart-lang/sdk/issues/37295 (see also for design & discussion).
> 
> Change-Id: If20bfa55776f4044aaa6bb8ea2101d2ada41842c
> Cq-Include-Trybots: luci.dart.try:vm-kernel-precomp-linux-debug-x64-try,vm-kernel-precomp-linux-product-x64-try,vm-kernel-precomp-linux-release-x64-try,vm-kernel-precomp-linux-release-x64-try,vm-kernel-precomp-android-release-arm-try
> Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/110221
> Commit-Queue: Samir Jindel <sjindel@google.com>
> Reviewed-by: Martin Kustermann <kustermann@google.com>

TBR=kustermann@google.com,rmacnak@google.com,alexmarkov@google.com,sjindel@google.com

Change-Id: I9787da6d42575ca4f5ae0a698052a19ac4275afd
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Cq-Include-Trybots: luci.dart.try:vm-kernel-precomp-linux-debug-x64-try, vm-kernel-precomp-linux-product-x64-try, vm-kernel-precomp-linux-release-x64-try, vm-kernel-precomp-android-release-arm-try
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/115240
Reviewed-by: Samir Jindel <sjindel@google.com>
Commit-Queue: Samir Jindel <sjindel@google.com>
2019-09-03 12:31:15 +00:00
Samir Jindel ecbea5a58e [vm/ffi] Implement FFI callbacks on AOT for ELF and Asm snapshots (excl. blobs).
To do this, we add writable data sections (currently uninitialzed) to ELF and Asm snapshots
and allow Instructions to have patchable relocations against (the start of) these sections.

Issue https://github.com/dart-lang/sdk/issues/37295 (see also for design & discussion).

Change-Id: If20bfa55776f4044aaa6bb8ea2101d2ada41842c
Cq-Include-Trybots: luci.dart.try:vm-kernel-precomp-linux-debug-x64-try,vm-kernel-precomp-linux-product-x64-try,vm-kernel-precomp-linux-release-x64-try,vm-kernel-precomp-linux-release-x64-try,vm-kernel-precomp-android-release-arm-try
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/110221
Commit-Queue: Samir Jindel <sjindel@google.com>
Reviewed-by: Martin Kustermann <kustermann@google.com>
2019-09-03 12:02:02 +00:00
Alexander Markov d7c944b4c0 [vm/bytecode] Support library dependencies in bytecode for mirrors and vm-service.
Library dependencies are serialized in bytecode as extended annotations.

Fixes the following tests with bytecode:
co19_2/Language/Metadata/before_export_t01
co19_2/Language/Metadata/before_import_t01
service/library_dependency_test

Change-Id: Idfbac6fcd56318d994d179864f0f5fd7d95089a9
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/114928
Commit-Queue: Alexander Markov <alexmarkov@google.com>
Reviewed-by: Ryan Macnak <rmacnak@google.com>
Reviewed-by: Régis Crelier <regis@google.com>
2019-08-29 21:07:06 +00:00
Samir Jindel fc4919eb6f [vm/ffi] Fix incomplete handling of Ffi types in VisitPointersPredefined.
Issue https://github.com/dart-lang/sdk/issues/37680

NativeFunction was not handled despite being concrete. We can just make it (and Void) abstract
because they cannot appear directly as the type of native field, only as a type argument.

Change-Id: I92c276b7c1c4c98624bf527ccff98f5fd077bf2c
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/114861
Commit-Queue: Samir Jindel <sjindel@google.com>
Reviewed-by: Martin Kustermann <kustermann@google.com>
2019-08-29 18:57:34 +00:00
Liam Appelbe 05c28c6115 Reland "Scaffolding for dart:wasm"
This reverts commit 9198813a55.

Reason for revert: Relanding with a fix

Original change's description:
> Revert "Scaffolding for dart:wasm"
> 
> This reverts commit f39a3f188e.
> 
> Reason for revert: https://golem.corp.goog/BuildInfo?target=flutter-profile&machine-type=android-armv7&revision=84750
> 
> Original change's description:
> > Scaffolding for dart:wasm
> > 
> > This CL doesn't have any tests because it's just boilerplate. I'll
> > add a test in the follow up CLs where I add actual functionality.
> > 
> > Bug: https://github.com/dart-lang/sdk/issues/37882
> > Change-Id: I47c81f5f1be724f8226e756ba5d01880a45f1ac7
> > Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/112841
> > Reviewed-by: Siva Annamalai <asiva@google.com>
> > Reviewed-by: Liam Appelbe <liama@google.com>
> > Commit-Queue: Liam Appelbe <liama@google.com>
> 
> TBR=asiva@google.com,liama@google.com
> 
> Change-Id: I0fd0f29d66a07fc29e840ddaec2d4161c8d599cb
> No-Presubmit: true
> No-Tree-Checks: true
> No-Try: true
> Bug: https://github.com/dart-lang/sdk/issues/37882
> Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/114044
> Reviewed-by: Liam Appelbe <liama@google.com>
> Commit-Queue: Liam Appelbe <liama@google.com>

TBR=asiva@google.com,liama@google.com

# Not skipping CQ checks because original CL landed > 1 day ago.

Bug: https://github.com/dart-lang/sdk/issues/37882
Change-Id: Idb43cbd3a0521776ac420bfef91c8a9a4362f18e
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/114757
Reviewed-by: Liam Appelbe <liama@google.com>
Commit-Queue: Liam Appelbe <liama@google.com>
2019-08-28 23:11:21 +00:00
Zichang Guo 2da2ab7218 [vm/mirrors] ClassMirror stop getting methods from mixin class
The problem is that a method from a mixin class was instantiated from a subclass of its mixin application.
Because _instantiator was passed from subclass to its superclass. When getter of declarations are called, it tries to get members from its mixin class. But instantiator were from subclass. This leads to a mismatch in type arguments.

The solution is to compute members from mixin appliation instead of mixin class.

Bug: https://github.com/dart-lang/sdk/issues/37360
Change-Id: Ie23f5c907209a8639cb83b45371a31f0f19cf858
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/113740
Commit-Queue: Zichang Guo <zichangguo@google.com>
Reviewed-by: Ryan Macnak <rmacnak@google.com>
2019-08-22 17:16:54 +00:00
Liam Appelbe 9198813a55 Revert "Scaffolding for dart:wasm"
This reverts commit f39a3f188e.

Reason for revert: https://golem.corp.goog/BuildInfo?target=flutter-profile&machine-type=android-armv7&revision=84750

Original change's description:
> Scaffolding for dart:wasm
> 
> This CL doesn't have any tests because it's just boilerplate. I'll
> add a test in the follow up CLs where I add actual functionality.
> 
> Bug: https://github.com/dart-lang/sdk/issues/37882
> Change-Id: I47c81f5f1be724f8226e756ba5d01880a45f1ac7
> Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/112841
> Reviewed-by: Siva Annamalai <asiva@google.com>
> Reviewed-by: Liam Appelbe <liama@google.com>
> Commit-Queue: Liam Appelbe <liama@google.com>

TBR=asiva@google.com,liama@google.com

Change-Id: I0fd0f29d66a07fc29e840ddaec2d4161c8d599cb
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Bug: https://github.com/dart-lang/sdk/issues/37882
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/114044
Reviewed-by: Liam Appelbe <liama@google.com>
Commit-Queue: Liam Appelbe <liama@google.com>
2019-08-21 21:06:10 +00:00
Liam Appelbe f39a3f188e Scaffolding for dart:wasm
This CL doesn't have any tests because it's just boilerplate. I'll
add a test in the follow up CLs where I add actual functionality.

Bug: https://github.com/dart-lang/sdk/issues/37882
Change-Id: I47c81f5f1be724f8226e756ba5d01880a45f1ac7
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/112841
Reviewed-by: Siva Annamalai <asiva@google.com>
Reviewed-by: Liam Appelbe <liama@google.com>
Commit-Queue: Liam Appelbe <liama@google.com>
2019-08-21 19:55:04 +00:00
Martin Kustermann 5d816cbc5d [vm/concurrency] Add FLAG_enable_isolate_groups, still defaulting to true
Issue https://github.com/dart-lang/sdk/issues/36097

Change-Id: I3ab8f025eca164b450321abb1b7ef6d7052e7d20
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/113998
Reviewed-by: Alexander Aprelev <aam@google.com>
Reviewed-by: Ryan Macnak <rmacnak@google.com>
Commit-Queue: Martin Kustermann <kustermann@google.com>
2019-08-21 17:44:43 +00:00
Samir Jindel bc16959fc7 Reland "[vm/ffi] Dispatch native callbacks through trampolines if we can't ensure callbacks will always be executable."
The original revision is in patchset 1.

Three bugs are fixed:

1. Fix SIMARM_X64 build: no need to generate trampolines for AOT or simulated JIT.
2. Hot-reload: Fix hot-reload: don't invalidate Code for force-optimized functions.
3. Windows: Provide shadow space to runtime routines.

Cq-Include-Trybots: luci.dart.try:vm-kernel-precomp-mac-debug-simarm_x64-try,vm-kernel-precomp-mac-release-simarm_x64-try,vm-kernel-reload-linux-debug-x64-try,vm-kernel-reload-rollback-linux-debug-x64-try,vm-kernel-win-debug-ia32-try,vm-kernel-win-debug-x64-try,vm-kernel-win-release-ia32-try,vm-kernel-win-release-x64-try
Change-Id: I326009cfacb51a84e9de4ddf9ff2d6d415460f91
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/113829
Commit-Queue: Samir Jindel <sjindel@google.com>
Reviewed-by: Martin Kustermann <kustermann@google.com>
2019-08-21 13:33:37 +00:00
Daco Harkes 670d40d808 [vm/ffi] regression test for 37511
I tested this test manually by reverting 48d92b3176 to confirm that it makes the test segfault.

Closes: https://github.com/dart-lang/sdk/issues/37511

Change-Id: I62cb2b83775780a2fccfd9ee4ebff793de82090a
Cq-Include-Trybots: luci.dart.try:vm-ffi-android-debug-arm-try, app-kernel-linux-debug-x64-try, vm-kernel-linux-debug-simdbc64-try,vm-kernel-linux-debug-ia32-try,vm-dartkb-linux-debug-simarm64-try,vm-kernel-win-debug-x64-try,vm-kernel-win-debug-ia32-try,vm-dartkb-linux-debug-x64-try,vm-kernel-precomp-linux-debug-x64-try,vm-dartkb-linux-release-x64-abi-try
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/109703
Commit-Queue: Daco Harkes <dacoharkes@google.com>
Reviewed-by: Samir Jindel <sjindel@google.com>
2019-08-21 08:10:34 +00:00
Samir Jindel 663a8630e6 Revert "[vm/ffi] Dispatch native callbacks through trampolines if we can't ensure callbacks will always be executable."
This reverts commit bab592fd28.

Reason for revert: Breaks SIMARM_X64 build and crashes in hot-reload.

Original change's description:
> [vm/ffi] Dispatch native callbacks through trampolines if we can't ensure callbacks will always be executable.
> 
> Issue https://github.com/dart-lang/sdk/issues/37629
> 
> Change-Id: Ib61c32bde5a8b38d90b4da77e27e3874b8bfb7e2
> Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/111432
> Commit-Queue: Samir Jindel <sjindel@google.com>
> Reviewed-by: Martin Kustermann <kustermann@google.com>

TBR=kustermann@google.com,alexmarkov@google.com,sjindel@google.com

Change-Id: Id7dc3068a97debc7a8f757df31ef33fb68bdcb44
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/113827
Reviewed-by: Samir Jindel <sjindel@google.com>
Commit-Queue: Samir Jindel <sjindel@google.com>
2019-08-20 16:27:32 +00:00
Samir Jindel bab592fd28 [vm/ffi] Dispatch native callbacks through trampolines if we can't ensure callbacks will always be executable.
Issue https://github.com/dart-lang/sdk/issues/37629

Change-Id: Ib61c32bde5a8b38d90b4da77e27e3874b8bfb7e2
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/111432
Commit-Queue: Samir Jindel <sjindel@google.com>
Reviewed-by: Martin Kustermann <kustermann@google.com>
2019-08-20 15:54:50 +00:00
Samir Jindel e64738ffbc [vm/ffi] DynamicLibrary.process() and DynamicLibrary.executable()
Change-Id: I6be84f24f0ac245ba176748e4a3ec1ba782798ce
Cq-Include-Trybots: luci.dart.try:vm-kernel-win-debug-x64-try,vm-kernel-mac-debug-x64-try,vm-ffi-android-debug-arm-try
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/113687
Commit-Queue: Samir Jindel <sjindel@google.com>
Reviewed-by: Daco Harkes <dacoharkes@google.com>
2019-08-19 14:24:01 +00:00