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6 Commits

Author SHA1 Message Date
Antonio Maiorano ec20758675 tint: polyfill remainder to handle negative operands 
Bug: tint:1802
Change-Id: Ie9baa045feda08523e5ca4f5ce94b6db7d4477e5
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/119100
Commit-Queue: Antonio Maiorano <amaiorano@google.com>
Kokoro: Kokoro <noreply+kokoro@google.com>
Reviewed-by: Ben Clayton <bclayton@google.com>
 2023-02-10 15:01:02 +00:00
Antonio Maiorano 635c5d0f04 tint/spir-v backend: emit OpSRem instead of OpSMod for remainder 
operation

Bug: tint:1802
Change-Id: I690ef658874ba8d0d9cd8efa2a91324db175650b
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/118100
Commit-Queue: Antonio Maiorano <amaiorano@google.com>
Reviewed-by: David Neto <dneto@google.com>
Kokoro: Ben Clayton <bclayton@google.com>
Reviewed-by: Ben Clayton <bclayton@google.com>
 2023-01-31 19:09:05 +00:00
Ben Clayton 46ee63933c tint/transform: Implement div / mod polyfill 
Prevents UB for divide-by-zero and integer overflow when dividing

Fixed: tint:1349
Change-Id: Ieef66d27d7aec3011628ced076b2bccc7770a8af
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/108925
Commit-Queue: Ben Clayton <bclayton@google.com>
Reviewed-by: Dan Sinclair <dsinclair@chromium.org>
Kokoro: Kokoro <noreply+kokoro@google.com>
 2022-11-09 22:04:11 +00:00
Zhaoming Jiang 6ab5d3c151 Tint/transform: make AddBlockAttribute always do wrapping if possible 
This CL make transform AddBlockAttribute always try to wrap types used
by buffer variables into a struct, in order to generate valid GLSL code
for assigning one buffer struct variable to another buffer struct
variable.

Fixed: tint:1735
Change-Id: I009d8a9ca7ecea1dc0ad6164275c964a18acb33f
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/108023
Kokoro: Kokoro <noreply+kokoro@google.com>
Reviewed-by: Ben Clayton <bclayton@google.com>
Commit-Queue: Zhaoming Jiang <zhaoming.jiang@intel.com>
 2022-11-02 02:25:38 +00:00
James Price 16eeff387c spirv: Implement compound assignment 
Use the ExpandCompoundAssignment transform to convert compound
assignments to regular assignments.

Bug: tint:1325
Change-Id: I193a09815836755bc1f7138fe1947be39f7b7206
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/85285
Reviewed-by: Ben Clayton <bclayton@google.com>
Kokoro: James Price <jrprice@google.com>
 2022-03-31 22:30:10 +00:00
James Price 555c256344 wgsl: Add support for compound assignment 
Implemented in both the reader and writer with E2E tests. Other
backends detect compound assignment and ICE for now.

Bug: tint:1325
Change-Id: Ie3f51e03627a38b12bd1513c4bcf1bebb3282863
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/74363
Reviewed-by: Ben Clayton <bclayton@google.com>
Kokoro: Kokoro <noreply+kokoro@google.com>
 2022-03-31 22:30:10 +00:00