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David Neto 2018-05-25 21:58:26 -04:00
parent 745dd00af9
commit 6a986d02a7
1 changed files with 42 additions and 4 deletions
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@ -12,31 +12,69 @@ v2018.3-dev 2018-04-06
attributes in the "unified1" SPIR-V core grammar. attributes in the "unified1" SPIR-V core grammar.
- Disassembler: Emit more digits on floating point, to reliably reproduce all - Disassembler: Emit more digits on floating point, to reliably reproduce all
significand bits. (Use std::max_digits10 instead of std::digits10) significand bits. (Use std::max_digits10 instead of std::digits10)
- Fix compilation for old XCode versions: Explicit construction required for std::set.
- Optimizer: - Optimizer:
- Add --strip-reflect - Add --strip-reflect
- Add --time-report - Add --time-report
- Add --loop-fission
- Add lop fusion.
- Add loop peeling pass and internal utility.
- Improve optimizer runtime.
- Merge-return now works with structured control flow. - Merge-return now works with structured control flow.
- New (faster) SSA rewriter to convert local loads and stores to SSA IDs and phis. - New (faster) SSA rewriter to convert local loads and stores to SSA IDs and phis.
Can replace load/store elimination passes. Can replace load/store elimination passes.
- Fix instruction folding case: insertion that feeds and extract, when the extract - Fix instruction folding case: insertion that feeds and extract, when the extract
remains. remains.
- Fold OpDot.
- Fold OpFNegate.
- Fold multply and divide of same value.
- Fold FClamp feeding a compare.
- Fold OpLoad feeding an extract, to reduce excessive copying. (#1547)
- Fold Fmix feeding an extract.
- Use simplification pass instead of insert-extract elimination.
- Constant fold OpVectorTimesScalar.
- Copy propagate arrays, in simple cases. - Copy propagate arrays, in simple cases.
- Aggressive dead code elimination: Can remove more instructions, e.g. derivatives.
- Aggressive dead code elimination: Remove Workgroup variables that are written but not read.
- Better handling of OpImageTexelPointer - Better handling of OpImageTexelPointer
- Add loop peeling internal utility.
- Initial utilities for scalar evolution. - Initial utilities for scalar evolution.
- Add Vector dead code elimination.
- Each pass can only run once.
- Allow code hosting in if-conversion.
- Add external interface for adding a PassToken, so external code can make their own
passes.
- Fixes:
#1404: Don't optimize away the compute compute workgroup size constant.
#1407: Remove a bad assertion
#1456: Fix bug in SSA rewriter related to variables updated in loops.
#1487: Fix long runtime in Dead insertion elimination: Don't revist select phi nodes.
#1492: Aggressive dead code elimination can remove OpDecorateStringGOOGLE.
#1527: Fix inlining of functions having OpKill and OpUnreachable.
#1559: Fix assert failure in reduce-load-size pass.
#1556: Aggressive dead code elimination: Fix handling of OpCopyMemory.
- Validator: - Validator:
- Check Vulkan built-in variables - Check Vulkan built-in variables
- Check Vulkan-specific atomic result type rule. - Check Vulkan-specific atomic result type rule.
- Relax control barrier check for SPIR-V 1.3. Fixes #1427 - Relax control barrier check for SPIR-V 1.3. Fixes #1427
- Check OpPhi. - Check OpPhi.
- Check OpMemoryModel.
- Stop checking sizes derived from spec-constants. - Stop checking sizes derived from spec-constants.
- Re-enable checks for OpUConvert. - Re-enable checks for OpUConvert.
- Vulkan: Fix check for PrimitiveId: Permit as Input in fragment shader.
- Validate binary version for the given target environment.
- Add tests for OpBranch checks.
- Vulkan 1.1: Check scope for non-uniform subgroup operations.
- Fix checks for SPV_AMD_gpu_shader_int16.
- Fix logical layout check for OpDecorateId.
- Fix checks for ViewportIndex & Layer for Vulkan and SPV_EXT_shader_viewport_index_layer.
- Fixes:
#1470: Vulkan: Don't restrict WorkgroupSize to Input storage class.
#1469: Vulkan: Permit Subgroup memory scope for Vulkan 1.1.
#1472: Per-vertex variable validation fixes.
#1483: Valdiate barrier execution scopes for Vulkan 1.1.
- Fixes: - Fixes:
#898: Linker properly removes FuncParamAttr from imported symbols. #898: Linker properly removes FuncParamAttr from imported symbols.
#924, #1174: Fix handling of decoration groups in optimizer, linker. #924, #1174: Fix handling of decoration groups in optimizer, linker.
#1404: Don't optimize away the compute compute workgroup size constant.
#1407: Remove a bad assertion
#1456: Fix bug in SSA rewriter related to variables updated in loops.
v2018.2 2018-03-07 v2018.2 2018-03-07
- General: - General: