diff options
| -rw-r--r-- | src/shader_recompiler/backend/spirv/emit_spirv_warp.cpp | 30 |
1 files changed, 29 insertions, 1 deletions
diff --git a/src/shader_recompiler/backend/spirv/emit_spirv_warp.cpp b/src/shader_recompiler/backend/spirv/emit_spirv_warp.cpp index e7e7b4da1..cef52c56e 100644 --- a/src/shader_recompiler/backend/spirv/emit_spirv_warp.cpp +++ b/src/shader_recompiler/backend/spirv/emit_spirv_warp.cpp @@ -53,10 +53,21 @@ Id SelectValue(EmitContext& ctx, Id in_range, Id value, Id src_thread_id) { return ctx.OpSelect(ctx.U32[1], in_range, ctx.OpSubgroupReadInvocationKHR(ctx.U32[1], value, src_thread_id), value); } + +Id GetUpperClamp(EmitContext& ctx, Id invocation_id, Id clamp) { + const Id thirty_two{ctx.Const(32u)}; + const Id is_upper_partition{ctx.OpSGreaterThanEqual(ctx.U1, invocation_id, thirty_two)}; + const Id upper_clamp{ctx.OpIAdd(ctx.U32[1], thirty_two, clamp)}; + return ctx.OpSelect(ctx.U32[1], is_upper_partition, upper_clamp, clamp); +} } // Anonymous namespace Id EmitLaneId(EmitContext& ctx) { - return GetThreadId(ctx); + const Id id{GetThreadId(ctx)}; + if (!ctx.profile.warp_size_potentially_larger_than_guest) { + return id; + } + return ctx.OpBitwiseAnd(ctx.U32[1], id, ctx.Const(31U)); } Id EmitVoteAll(EmitContext& ctx, Id pred) { @@ -125,6 +136,14 @@ Id EmitShuffleIndex(EmitContext& ctx, IR::Inst* inst, Id value, Id index, Id cla Id segmentation_mask) { const Id not_seg_mask{ctx.OpNot(ctx.U32[1], segmentation_mask)}; const Id thread_id{GetThreadId(ctx)}; + if (ctx.profile.warp_size_potentially_larger_than_guest) { + const Id thirty_two{ctx.Const(32u)}; + const Id is_upper_partition{ctx.OpSGreaterThanEqual(ctx.U1, thread_id, thirty_two)}; + const Id upper_index{ctx.OpIAdd(ctx.U32[1], thirty_two, index)}; + const Id upper_clamp{ctx.OpIAdd(ctx.U32[1], thirty_two, clamp)}; + index = ctx.OpSelect(ctx.U32[1], is_upper_partition, upper_index, index); + clamp = ctx.OpSelect(ctx.U32[1], is_upper_partition, upper_clamp, clamp); + } const Id min_thread_id{ComputeMinThreadId(ctx, thread_id, segmentation_mask)}; const Id max_thread_id{ComputeMaxThreadId(ctx, min_thread_id, clamp, not_seg_mask)}; @@ -139,6 +158,9 @@ Id EmitShuffleIndex(EmitContext& ctx, IR::Inst* inst, Id value, Id index, Id cla Id EmitShuffleUp(EmitContext& ctx, IR::Inst* inst, Id value, Id index, Id clamp, Id segmentation_mask) { const Id thread_id{GetThreadId(ctx)}; + if (ctx.profile.warp_size_potentially_larger_than_guest) { + clamp = GetUpperClamp(ctx, thread_id, clamp); + } const Id max_thread_id{GetMaxThreadId(ctx, thread_id, clamp, segmentation_mask)}; const Id src_thread_id{ctx.OpISub(ctx.U32[1], thread_id, index)}; const Id in_range{ctx.OpSGreaterThanEqual(ctx.U1, src_thread_id, max_thread_id)}; @@ -150,6 +172,9 @@ Id EmitShuffleUp(EmitContext& ctx, IR::Inst* inst, Id value, Id index, Id clamp, Id EmitShuffleDown(EmitContext& ctx, IR::Inst* inst, Id value, Id index, Id clamp, Id segmentation_mask) { const Id thread_id{GetThreadId(ctx)}; + if (ctx.profile.warp_size_potentially_larger_than_guest) { + clamp = GetUpperClamp(ctx, thread_id, clamp); + } const Id max_thread_id{GetMaxThreadId(ctx, thread_id, clamp, segmentation_mask)}; const Id src_thread_id{ctx.OpIAdd(ctx.U32[1], thread_id, index)}; const Id in_range{ctx.OpSLessThanEqual(ctx.U1, src_thread_id, max_thread_id)}; @@ -161,6 +186,9 @@ Id EmitShuffleDown(EmitContext& ctx, IR::Inst* inst, Id value, Id index, Id clam Id EmitShuffleButterfly(EmitContext& ctx, IR::Inst* inst, Id value, Id index, Id clamp, Id segmentation_mask) { const Id thread_id{GetThreadId(ctx)}; + if (ctx.profile.warp_size_potentially_larger_than_guest) { + clamp = GetUpperClamp(ctx, thread_id, clamp); + } const Id max_thread_id{GetMaxThreadId(ctx, thread_id, clamp, segmentation_mask)}; const Id src_thread_id{ctx.OpBitwiseXor(ctx.U32[1], thread_id, index)}; const Id in_range{ctx.OpSLessThanEqual(ctx.U1, src_thread_id, max_thread_id)}; |