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glsl: Use gl_SubGroupInvocationARB

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This commit is contained in:
ameerj 2021-05-30 01:18:20 -04:00
parent e35ffbbeb0
commit 68ef3803bf
2 changed files with 7 additions and 8 deletions
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1
src/shader_recompiler/backend/glsl/emit_context.cpp
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@ -151,7 +151,6 @@ void EmitContext::SetupExtensions(std::string&) {
info.uses_subgroup_shuffles || info.uses_fswzadd) { info.uses_subgroup_shuffles || info.uses_fswzadd) {
header += "#extension GL_ARB_shader_ballot : enable\n"; header += "#extension GL_ARB_shader_ballot : enable\n";
header += "#extension GL_ARB_shader_group_vote : enable\n"; header += "#extension GL_ARB_shader_group_vote : enable\n";
header += "#extension GL_KHR_shader_subgroup_basic : enable\n";
if (!info.uses_int64) { if (!info.uses_int64) {
header += "#extension GL_ARB_gpu_shader_int64 : enable\n"; header += "#extension GL_ARB_gpu_shader_int64 : enable\n";
} }

14
src/shader_recompiler/backend/glsl/emit_glsl_warp.cpp
View file

@ -45,8 +45,8 @@ void EmitVoteAll(EmitContext& ctx, IR::Inst& inst, std::string_view pred) {
if (!ctx.profile.warp_size_potentially_larger_than_guest) { if (!ctx.profile.warp_size_potentially_larger_than_guest) {
ctx.AddU1("{}=allInvocationsEqualARB({});", inst, pred); ctx.AddU1("{}=allInvocationsEqualARB({});", inst, pred);
} else { } else {
const auto active_mask{fmt::format("uvec2(ballotARB(true))[gl_SubgroupInvocationID]")}; const auto active_mask{fmt::format("uvec2(ballotARB(true))[gl_SubGroupInvocationARB]")};
const auto ballot{fmt::format("uvec2(ballotARB({}))[gl_SubgroupInvocationID]", pred)}; const auto ballot{fmt::format("uvec2(ballotARB({}))[gl_SubGroupInvocationARB]", pred)};
ctx.AddU1("{}=({}&{})=={};", inst, ballot, active_mask, active_mask); ctx.AddU1("{}=({}&{})=={};", inst, ballot, active_mask, active_mask);
} }
} }
@ -55,8 +55,8 @@ void EmitVoteAny(EmitContext& ctx, IR::Inst& inst, std::string_view pred) {
if (!ctx.profile.warp_size_potentially_larger_than_guest) { if (!ctx.profile.warp_size_potentially_larger_than_guest) {
ctx.AddU1("{}=anyInvocationARB({});", inst, pred); ctx.AddU1("{}=anyInvocationARB({});", inst, pred);
} else { } else {
const auto active_mask{fmt::format("uvec2(ballotARB(true))[gl_SubgroupInvocationID]")}; const auto active_mask{fmt::format("uvec2(ballotARB(true))[gl_SubGroupInvocationARB]")};
const auto ballot{fmt::format("uvec2(ballotARB({}))[gl_SubgroupInvocationID]", pred)}; const auto ballot{fmt::format("uvec2(ballotARB({}))[gl_SubGroupInvocationARB]", pred)};
ctx.AddU1("{}=({}&{})!=0u;", inst, ballot, active_mask, active_mask); ctx.AddU1("{}=({}&{})!=0u;", inst, ballot, active_mask, active_mask);
} }
} }
@ -65,8 +65,8 @@ void EmitVoteEqual(EmitContext& ctx, IR::Inst& inst, std::string_view pred) {
if (!ctx.profile.warp_size_potentially_larger_than_guest) { if (!ctx.profile.warp_size_potentially_larger_than_guest) {
ctx.AddU1("{}=allInvocationsEqualARB({});", inst, pred); ctx.AddU1("{}=allInvocationsEqualARB({});", inst, pred);
} else { } else {
const auto active_mask{fmt::format("uvec2(ballotARB(true))[gl_SubgroupInvocationID]")}; const auto active_mask{fmt::format("uvec2(ballotARB(true))[gl_SubGroupInvocationARB]")};
const auto ballot{fmt::format("uvec2(ballotARB({}))[gl_SubgroupInvocationID]", pred)}; const auto ballot{fmt::format("uvec2(ballotARB({}))[gl_SubGroupInvocationARB]", pred)};
const auto value{fmt::format("({}^{})", ballot, active_mask)}; const auto value{fmt::format("({}^{})", ballot, active_mask)};
ctx.AddU1("{}=({}==0)||({}=={});", inst, value, value, active_mask); ctx.AddU1("{}=({}==0)||({}=={});", inst, value, value, active_mask);
} }
@ -76,7 +76,7 @@ void EmitSubgroupBallot(EmitContext& ctx, IR::Inst& inst, std::string_view pred)
if (!ctx.profile.warp_size_potentially_larger_than_guest) { if (!ctx.profile.warp_size_potentially_larger_than_guest) {
ctx.AddU32("{}=uvec2(ballotARB({})).x;", inst, pred); ctx.AddU32("{}=uvec2(ballotARB({})).x;", inst, pred);
} else { } else {
ctx.AddU32("{}=uvec2(ballotARB({}))[gl_SubgroupInvocationID];", inst, pred); ctx.AddU32("{}=uvec2(ballotARB({}))[gl_SubGroupInvocationARB];", inst, pred);
} }
} }