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shader: Move LaneId to the warp emission file and fix AMD

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This commit is contained in:
ReinUsesLisp 2021-04-11 02:22:20 -03:00 committed by ameerj
parent 1030b612a3
commit 9280cd649a
5 changed files with 11 additions and 7 deletions
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2
src/shader_recompiler/backend/spirv/emit_spirv.h
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@ -66,7 +66,6 @@ void EmitSetOFlag(EmitContext& ctx);
Id EmitWorkgroupId(EmitContext& ctx);
Id EmitLocalInvocationId(EmitContext& ctx);
Id EmitLoadLocal(EmitContext& ctx, Id word_offset);
Id EmitLaneId(EmitContext& ctx);
void EmitWriteLocal(EmitContext& ctx, Id word_offset, Id value);
Id EmitUndefU1(EmitContext& ctx);
Id EmitUndefU8(EmitContext& ctx);
@ -403,6 +402,7 @@ Id EmitImageGradient(EmitContext& ctx, IR::Inst* inst, const IR::Value& index, I
Id derivates, Id offset, Id lod_clamp);
Id EmitImageRead(EmitContext& ctx, IR::Inst* inst, const IR::Value& index, Id coords);
void EmitImageWrite(EmitContext& ctx, IR::Inst* inst, const IR::Value& index, Id coords, Id color);
Id EmitLaneId(EmitContext& ctx);
Id EmitVoteAll(EmitContext& ctx, Id pred);
Id EmitVoteAny(EmitContext& ctx, Id pred);
Id EmitVoteEqual(EmitContext& ctx, Id pred);

4
src/shader_recompiler/backend/spirv/emit_spirv_context_get_set.cpp
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@ -274,10 +274,6 @@ Id EmitLocalInvocationId(EmitContext& ctx) {
return ctx.OpLoad(ctx.U32[3], ctx.local_invocation_id);
}
Id EmitLaneId(EmitContext& ctx) {
return ctx.OpLoad(ctx.U32[1], ctx.subgroup_local_invocation_id);
}
Id EmitLoadLocal(EmitContext& ctx, Id word_offset) {
const Id pointer{ctx.OpAccessChain(ctx.private_u32, ctx.local_memory, word_offset)};
return ctx.OpLoad(ctx.U32[1], pointer);

8
src/shader_recompiler/backend/spirv/emit_spirv_warp.cpp
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@ -49,6 +49,14 @@ Id SelectValue(EmitContext& ctx, Id in_range, Id value, Id src_thread_id) {
}
} // Anonymous namespace
Id EmitLaneId(EmitContext& ctx) {
const Id id{ctx.OpLoad(ctx.U32[1], ctx.subgroup_local_invocation_id)};
if (!ctx.profile.warp_size_potentially_larger_than_guest) {
return id;
}
return ctx.OpBitwiseAnd(ctx.U32[1], id, ctx.Constant(ctx.U32[1], 31U));
}
Id EmitVoteAll(EmitContext& ctx, Id pred) {
if (!ctx.profile.warp_size_potentially_larger_than_guest) {
return ctx.OpSubgroupAllKHR(ctx.U1, pred);

2
src/shader_recompiler/frontend/ir/opcodes.inc
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@ -58,7 +58,6 @@ OPCODE(SetCFlag, Void, U1,
OPCODE(SetOFlag, Void, U1, )
OPCODE(WorkgroupId, U32x3, )
OPCODE(LocalInvocationId, U32x3, )
OPCODE(LaneId, U32, )
// Undefined
OPCODE(UndefU1, U1, )
@ -419,6 +418,7 @@ OPCODE(ImageRead, U32x4, U32,
OPCODE(ImageWrite, Void, U32, Opaque, U32x4, )
// Warp operations
OPCODE(LaneId, U32, )
OPCODE(VoteAll, U1, U1, )
OPCODE(VoteAny, U1, U1, )
OPCODE(VoteEqual, U1, U1, )

2
src/shader_recompiler/ir_opt/collect_shader_info_pass.cpp
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@ -343,11 +343,11 @@ void VisitUsages(Info& info, IR::Inst& inst) {
case IR::Opcode::LocalInvocationId:
info.uses_local_invocation_id = true;
break;
case IR::Opcode::LaneId:
case IR::Opcode::ShuffleIndex:
case IR::Opcode::ShuffleUp:
case IR::Opcode::ShuffleDown:
case IR::Opcode::ShuffleButterfly:
case IR::Opcode::LaneId:
info.uses_subgroup_invocation_id = true;
break;
case IR::Opcode::GetCbufU8: