diff options
Diffstat (limited to 'src/shader_recompiler')
| -rw-r--r-- | src/shader_recompiler/backend/spirv/emit_spirv_warp.cpp | 58 |
1 files changed, 28 insertions, 30 deletions
diff --git a/src/shader_recompiler/backend/spirv/emit_spirv_warp.cpp b/src/shader_recompiler/backend/spirv/emit_spirv_warp.cpp index 2c90f2368..c5db19d09 100644 --- a/src/shader_recompiler/backend/spirv/emit_spirv_warp.cpp +++ b/src/shader_recompiler/backend/spirv/emit_spirv_warp.cpp @@ -58,11 +58,10 @@ Id SelectValue(EmitContext& ctx, Id in_range, Id value, Id src_thread_id) { ctx.OpGroupNonUniformShuffle(ctx.U32[1], SubgroupScope(ctx), 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); +Id AddPartitionBase(EmitContext& ctx, Id thread_id) { + const Id partition_idx{ctx.OpShiftRightLogical(ctx.U32[1], GetThreadId(ctx), ctx.Const(5u))}; + const Id partition_base{ctx.OpShiftLeftLogical(ctx.U32[1], partition_idx, ctx.Const(5u))}; + return ctx.OpIAdd(ctx.U32[1], thread_id, partition_base); } } // Anonymous namespace @@ -145,64 +144,63 @@ Id EmitSubgroupGeMask(EmitContext& ctx) { Id EmitShuffleIndex(EmitContext& ctx, IR::Inst* inst, Id value, Id index, Id clamp, 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 thread_id{EmitLaneId(ctx)}; 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)}; const Id lhs{ctx.OpBitwiseAnd(ctx.U32[1], index, not_seg_mask)}; - const Id src_thread_id{ctx.OpBitwiseOr(ctx.U32[1], lhs, min_thread_id)}; + Id src_thread_id{ctx.OpBitwiseOr(ctx.U32[1], lhs, min_thread_id)}; const Id in_range{ctx.OpSLessThanEqual(ctx.U1, src_thread_id, max_thread_id)}; + if (ctx.profile.warp_size_potentially_larger_than_guest) { + src_thread_id = AddPartitionBase(ctx, src_thread_id); + } + SetInBoundsFlag(inst, in_range); return SelectValue(ctx, in_range, value, src_thread_id); } 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 thread_id{EmitLaneId(ctx)}; 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)}; + 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)}; + if (ctx.profile.warp_size_potentially_larger_than_guest) { + src_thread_id = AddPartitionBase(ctx, src_thread_id); + } + SetInBoundsFlag(inst, in_range); return SelectValue(ctx, in_range, value, src_thread_id); } 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 thread_id{EmitLaneId(ctx)}; 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)}; + 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)}; + if (ctx.profile.warp_size_potentially_larger_than_guest) { + src_thread_id = AddPartitionBase(ctx, src_thread_id); + } + SetInBoundsFlag(inst, in_range); return SelectValue(ctx, in_range, value, src_thread_id); } 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 thread_id{EmitLaneId(ctx)}; 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)}; + 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)}; + if (ctx.profile.warp_size_potentially_larger_than_guest) { + src_thread_id = AddPartitionBase(ctx, src_thread_id); + } + SetInBoundsFlag(inst, in_range); return SelectValue(ctx, in_range, value, src_thread_id); } |