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Diffstat (limited to 'include/spirv-tools/optimizer.hpp')
| -rw-r--r-- | include/spirv-tools/optimizer.hpp | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/include/spirv-tools/optimizer.hpp b/include/spirv-tools/optimizer.hpp index 949735608..bca12520f 100644 --- a/include/spirv-tools/optimizer.hpp +++ b/include/spirv-tools/optimizer.hpp @@ -19,6 +19,7 @@ #include <ostream> #include <string> #include <unordered_map> +#include <unordered_set> #include <utility> #include <vector> @@ -893,6 +894,26 @@ Optimizer::PassToken CreateInterpolateFixupPass(); // types. Optimizer::PassToken CreateEliminateDeadInputComponentsPass(); +// Analyzes shader and populates |live_locs| and |live_builtins|. Best results +// will be obtained if shader has all dead code eliminated first. |live_locs| +// and |live_builtins| are subsequently used when calling +// CreateEliminateDeadOutputStoresPass on the preceding shader. Currently only +// supports tesc, tese, geom, and frag shaders. +Optimizer::PassToken CreateAnalyzeLiveInputPass( + std::unordered_set<uint32_t>* live_locs, + std::unordered_set<uint32_t>* live_builtins); + +// Removes stores to output locations not listed in |live_locs| or +// |live_builtins|. Best results are obtained if constant propagation is +// performed first. A subsequent call to ADCE will eliminate any dead code +// created by the removal of the stores. A subsequent call to +// CreateEliminateDeadOutputComponentsPass will eliminate any dead output +// components created by the elimination of the stores. Currently only supports +// vert, tesc, tese, and geom shaders. +Optimizer::PassToken CreateEliminateDeadOutputStoresPass( + std::unordered_set<uint32_t>* live_locs, + std::unordered_set<uint32_t>* live_builtins); + // Creates a convert-to-sampled-image pass to convert images and/or // samplers with given pairs of descriptor set and binding to sampled image. // If a pair of an image and a sampler have the same pair of descriptor set and |