diff options
| author | ameerj <52414509+ameerj@users.noreply.github.com> | 2021-03-25 11:31:37 -0400 |
|---|---|---|
| committer | ameerj <52414509+ameerj@users.noreply.github.com> | 2021-07-22 21:51:24 -0400 |
| commit | 32c5483beb2f79f5d55eb2906f2bfdfa1698bca3 (patch) | |
| tree | bca00dad85f6823746aee66f43dc0cbe2f337481 /src/shader_recompiler/backend/spirv/emit_spirv_vote.cpp | |
| parent | 49e87ea8ab86f94239a6830666f3a8f897a0167a (diff) | |
shader: Implement SHFL
Diffstat (limited to 'src/shader_recompiler/backend/spirv/emit_spirv_vote.cpp')
| -rw-r--r-- | src/shader_recompiler/backend/spirv/emit_spirv_vote.cpp | 58 |
1 files changed, 0 insertions, 58 deletions
diff --git a/src/shader_recompiler/backend/spirv/emit_spirv_vote.cpp b/src/shader_recompiler/backend/spirv/emit_spirv_vote.cpp deleted file mode 100644 index a63677ef2..000000000 --- a/src/shader_recompiler/backend/spirv/emit_spirv_vote.cpp +++ /dev/null @@ -1,58 +0,0 @@ -// Copyright 2021 yuzu Emulator Project -// Licensed under GPLv2 or any later version -// Refer to the license.txt file included. - -#include "shader_recompiler/backend/spirv/emit_spirv.h" - -namespace Shader::Backend::SPIRV { -namespace { -Id LargeWarpBallot(EmitContext& ctx, Id ballot) { - const Id shift{ctx.Constant(ctx.U32[1], 5)}; - const Id local_index{ctx.OpLoad(ctx.U32[1], ctx.subgroup_local_invocation_id)}; - return ctx.OpVectorExtractDynamic(ctx.U32[1], ballot, local_index); -} -} // Anonymous namespace - -Id EmitVoteAll(EmitContext& ctx, Id pred) { - if (!ctx.profile.warp_size_potentially_larger_than_guest) { - return ctx.OpSubgroupAllKHR(ctx.U1, pred); - } - const Id mask_ballot{ctx.OpSubgroupBallotKHR(ctx.U32[4], ctx.true_value)}; - const Id active_mask{LargeWarpBallot(ctx, mask_ballot)}; - const Id ballot{LargeWarpBallot(ctx, ctx.OpSubgroupBallotKHR(ctx.U32[4], pred))}; - const Id lhs{ctx.OpBitwiseAnd(ctx.U32[1], ballot, active_mask)}; - return ctx.OpIEqual(ctx.U1, lhs, active_mask); -} - -Id EmitVoteAny(EmitContext& ctx, Id pred) { - if (!ctx.profile.warp_size_potentially_larger_than_guest) { - return ctx.OpSubgroupAnyKHR(ctx.U1, pred); - } - const Id mask_ballot{ctx.OpSubgroupBallotKHR(ctx.U32[4], ctx.true_value)}; - const Id active_mask{LargeWarpBallot(ctx, mask_ballot)}; - const Id ballot{LargeWarpBallot(ctx, ctx.OpSubgroupBallotKHR(ctx.U32[4], pred))}; - const Id lhs{ctx.OpBitwiseAnd(ctx.U32[1], ballot, active_mask)}; - return ctx.OpINotEqual(ctx.U1, lhs, ctx.u32_zero_value); -} - -Id EmitVoteEqual(EmitContext& ctx, Id pred) { - if (!ctx.profile.warp_size_potentially_larger_than_guest) { - return ctx.OpSubgroupAllEqualKHR(ctx.U1, pred); - } - const Id mask_ballot{ctx.OpSubgroupBallotKHR(ctx.U32[4], ctx.true_value)}; - const Id active_mask{LargeWarpBallot(ctx, mask_ballot)}; - const Id ballot{LargeWarpBallot(ctx, ctx.OpSubgroupBallotKHR(ctx.U32[4], pred))}; - const Id lhs{ctx.OpBitwiseXor(ctx.U32[1], ballot, active_mask)}; - return ctx.OpLogicalOr(ctx.U1, ctx.OpIEqual(ctx.U1, lhs, ctx.u32_zero_value), - ctx.OpIEqual(ctx.U1, lhs, active_mask)); -} - -Id EmitSubgroupBallot(EmitContext& ctx, Id pred) { - const Id ballot{ctx.OpSubgroupBallotKHR(ctx.U32[4], pred)}; - if (!ctx.profile.warp_size_potentially_larger_than_guest) { - return ctx.OpCompositeExtract(ctx.U32[1], ballot, 0U); - } - return LargeWarpBallot(ctx, ballot); -} - -} // namespace Shader::Backend::SPIRV |
