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https://github.com/yuzu-mirror/yuzu
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glsl: Refactor GetCbuf functions to reduce code duplication
This commit is contained in:
ameerj
parent
e81c73a874
commit
84c86e03cd
1 changed files with 70 additions and 108 deletions
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@ -33,144 +33,106 @@ std::string InputVertexIndex(EmitContext& ctx, std::string_view vertex) {
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std::string OutputVertexIndex(EmitContext& ctx) {
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std::string OutputVertexIndex(EmitContext& ctx) {
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return ctx.stage == Stage::TessellationControl ? "[gl_InvocationID]" : "";
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return ctx.stage == Stage::TessellationControl ? "[gl_InvocationID]" : "";
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}
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}
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void GetCbuf(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding, const IR::Value& offset,
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u32 num_bits, std::string_view cast = {}, bool component_indexing_bug = false,
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std::string_view bit_offset = {}) {
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const bool is_immediate{offset.IsImmediate()};
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const auto offset_var{ctx.var_alloc.Consume(offset)};
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const auto index{is_immediate ? fmt::format("{}", offset.U32() / 16)
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: fmt::format("{}>>4", offset_var)};
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const auto swizzle{is_immediate ? fmt::format(".{}", OffsetSwizzle(offset.U32()))
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: fmt::format("[({}>>2)%4]", offset_var)};
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const auto cbuf{fmt::format("{}_cbuf{}", ctx.stage_name, binding.U32())};
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const auto cbuf_cast{fmt::format("{}({}[{}]{{}})", cast, cbuf, index)};
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const auto extraction{num_bits == 32 ? cbuf_cast
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: fmt ::format("bitfieldExtract({},int({}),{})", cbuf_cast,
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bit_offset, num_bits)};
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if (!component_indexing_bug) {
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const auto result{fmt::format(extraction, swizzle)};
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ctx.AddU32("{}={};", inst, result);
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return;
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}
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const auto ret{ctx.var_alloc.Define(inst, GlslVarType::U32)};
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const auto cbuf_offset{fmt::format("{}>>2", offset_var)};
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for (u32 i = 0; i < 4; ++i) {
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const auto swizzle_string{fmt::format(".{}", "xyzw"[i])};
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const auto result{fmt::format(extraction, swizzle_string)};
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ctx.Add("if(({}&3)=={}){}={};", cbuf_offset, i, ret, result);
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}
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}
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void GetCbuf8(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding, const IR::Value& offset,
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std::string_view cast) {
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if (offset.IsImmediate()) {
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const auto bit_offset{fmt::format("{}", (offset.U32() % 4) * 8)};
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GetCbuf(ctx, inst, binding, offset, 8, cast, false, bit_offset);
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} else {
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const auto offset_var{ctx.var_alloc.Consume(offset)};
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const auto bit_offset{fmt::format("({}%4)*8", offset_var)};
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GetCbuf(ctx, inst, binding, offset, 8, cast, ctx.profile.has_gl_component_indexing_bug,
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bit_offset);
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}
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}
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void GetCbuf16(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding, const IR::Value& offset,
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std::string_view cast) {
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if (offset.IsImmediate()) {
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const auto bit_offset{fmt::format("{}", ((offset.U32() / 2) % 2) * 16)};
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GetCbuf(ctx, inst, binding, offset, 16, cast, false, bit_offset);
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} else {
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const auto offset_var{ctx.var_alloc.Consume(offset)};
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const auto bit_offset{fmt::format("(({}>>1)%2)*16", offset_var)};
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GetCbuf(ctx, inst, binding, offset, 16, cast, ctx.profile.has_gl_component_indexing_bug,
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bit_offset);
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}
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}
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} // Anonymous namespace
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} // Anonymous namespace
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void EmitGetCbufU8(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
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void EmitGetCbufU8(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
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const IR::Value& offset) {
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const IR::Value& offset) {
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const auto cbuf{fmt::format("{}_cbuf{}", ctx.stage_name, binding.U32())};
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GetCbuf8(ctx, inst, binding, offset, "ftou");
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if (offset.IsImmediate()) {
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ctx.AddU32("{}=bitfieldExtract(ftou({}[{}].{}),int({}),8);", inst, cbuf, offset.U32() / 16,
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OffsetSwizzle(offset.U32()), (offset.U32() % 4) * 8);
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return;
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}
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const auto offset_var{ctx.var_alloc.Consume(offset)};
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if (!ctx.profile.has_gl_component_indexing_bug) {
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ctx.AddU32("{}=bitfieldExtract(ftou({}[{}>>4][({}>>2)%4]),int(({}%4)*8),8);", inst, cbuf,
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offset_var, offset_var, offset_var);
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return;
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}
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const auto ret{ctx.var_alloc.Define(inst, GlslVarType::U32)};
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const auto cbuf_offset{fmt::format("{}>>2", offset_var)};
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for (u32 swizzle = 0; swizzle < 4; ++swizzle) {
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ctx.Add("if(({}&3)=={}){}=bitfieldExtract(ftou({}[{}>>4].{}),int(({}%4)*8),8);",
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cbuf_offset, swizzle, ret, cbuf, offset_var, "xyzw"[swizzle], offset_var);
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}
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}
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}
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void EmitGetCbufS8(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
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void EmitGetCbufS8(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
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const IR::Value& offset) {
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const IR::Value& offset) {
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const auto cbuf{fmt::format("{}_cbuf{}", ctx.stage_name, binding.U32())};
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GetCbuf8(ctx, inst, binding, offset, "ftoi");
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if (offset.IsImmediate()) {
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ctx.AddU32("{}=bitfieldExtract(ftoi({}[{}].{}),int({}),8);", inst, cbuf, offset.U32() / 16,
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OffsetSwizzle(offset.U32()), (offset.U32() % 4) * 8);
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return;
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}
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const auto offset_var{ctx.var_alloc.Consume(offset)};
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if (!ctx.profile.has_gl_component_indexing_bug) {
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ctx.AddU32("{}=bitfieldExtract(ftoi({}[{}>>4][({}>>2)%4]),int(({}%4)*8),8);", inst, cbuf,
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offset_var, offset_var, offset_var);
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return;
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}
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const auto ret{ctx.var_alloc.Define(inst, GlslVarType::U32)};
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const auto cbuf_offset{fmt::format("{}>>2", offset_var)};
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for (u32 swizzle = 0; swizzle < 4; ++swizzle) {
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ctx.Add("if(({}&3)=={}){}=bitfieldExtract(ftoi({}[{}>>4].{}),int(({}%4)*8),8);",
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cbuf_offset, swizzle, ret, cbuf, offset_var, "xyzw"[swizzle], offset_var);
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}
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}
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}
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void EmitGetCbufU16(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
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void EmitGetCbufU16(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
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const IR::Value& offset) {
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const IR::Value& offset) {
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const auto cbuf{fmt::format("{}_cbuf{}", ctx.stage_name, binding.U32())};
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GetCbuf16(ctx, inst, binding, offset, "ftou");
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if (offset.IsImmediate()) {
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ctx.AddU32("{}=bitfieldExtract(ftou({}[{}].{}),int({}),16);", inst, cbuf, offset.U32() / 16,
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OffsetSwizzle(offset.U32()), ((offset.U32() / 2) % 2) * 16);
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return;
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}
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const auto offset_var{ctx.var_alloc.Consume(offset)};
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if (!ctx.profile.has_gl_component_indexing_bug) {
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ctx.AddU32("{}=bitfieldExtract(ftou({}[{}>>4][({}>>2)%4]),int((({}>>1)%2)*16),16);", inst,
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cbuf, offset_var, offset_var, offset_var);
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return;
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}
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const auto ret{ctx.var_alloc.Define(inst, GlslVarType::U32)};
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const auto cbuf_offset{fmt::format("{}>>2", offset_var)};
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for (u32 swizzle = 0; swizzle < 4; ++swizzle) {
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ctx.Add("if(({}&3)=={}){}=bitfieldExtract(ftou({}[{}>>4].{}),int((({}>>1)%2)*16),16);",
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cbuf_offset, swizzle, ret, cbuf, offset_var, "xyzw"[swizzle], offset_var);
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}
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}
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}
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void EmitGetCbufS16(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
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void EmitGetCbufS16(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
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const IR::Value& offset) {
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const IR::Value& offset) {
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const auto cbuf{fmt::format("{}_cbuf{}", ctx.stage_name, binding.U32())};
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GetCbuf16(ctx, inst, binding, offset, "ftoi");
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if (offset.IsImmediate()) {
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ctx.AddU32("{}=bitfieldExtract(ftoi({}[{}].{}),int({}),16);", inst, cbuf, offset.U32() / 16,
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OffsetSwizzle(offset.U32()), ((offset.U32() / 2) % 2) * 16);
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return;
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}
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const auto offset_var{ctx.var_alloc.Consume(offset)};
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if (!ctx.profile.has_gl_component_indexing_bug) {
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ctx.AddU32("{}=bitfieldExtract(ftoi({}[{}>>4][({}>>2)%4]),int((({}>>1)%2)*16),16);", inst,
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cbuf, offset_var, offset_var, offset_var);
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return;
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}
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const auto ret{ctx.var_alloc.Define(inst, GlslVarType::U32)};
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const auto cbuf_offset{fmt::format("{}>>2", offset_var)};
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for (u32 swizzle = 0; swizzle < 4; ++swizzle) {
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ctx.Add("if(({}&3)=={}){}=bitfieldExtract(ftoi({}[{}>>4].{}),int((({}>>1)%2)*16),16);",
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cbuf_offset, swizzle, ret, cbuf, offset_var, "xyzw"[swizzle], offset_var);
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}
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}
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}
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void EmitGetCbufU32(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
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void EmitGetCbufU32(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
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const IR::Value& offset) {
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const IR::Value& offset) {
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const auto cbuf{fmt::format("{}_cbuf{}", ctx.stage_name, binding.U32())};
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GetCbuf(ctx, inst, binding, offset, 32, "ftou");
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if (offset.IsImmediate()) {
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ctx.AddU32("{}=ftou({}[{}].{});", inst, cbuf, offset.U32() / 16,
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OffsetSwizzle(offset.U32()));
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return;
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}
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const auto offset_var{ctx.var_alloc.Consume(offset)};
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if (!ctx.profile.has_gl_component_indexing_bug) {
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ctx.AddU32("{}=ftou({}[{}>>4][({}>>2)%4]);", inst, cbuf, offset_var, offset_var);
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return;
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}
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const auto ret{ctx.var_alloc.Define(inst, GlslVarType::U32)};
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const auto cbuf_offset{fmt::format("{}>>2", offset_var)};
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for (u32 swizzle = 0; swizzle < 4; ++swizzle) {
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ctx.Add("if(({}&3)=={}){}=ftou({}[{}>>4].{});", cbuf_offset, swizzle, ret, cbuf, offset_var,
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"xyzw"[swizzle]);
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}
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}
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}
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void EmitGetCbufF32(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
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void EmitGetCbufF32(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
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const IR::Value& offset) {
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const IR::Value& offset) {
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const auto cbuf{fmt::format("{}_cbuf{}", ctx.stage_name, binding.U32())};
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GetCbuf(ctx, inst, binding, offset, 32);
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if (offset.IsImmediate()) {
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ctx.AddF32("{}={}[{}].{};", inst, cbuf, offset.U32() / 16, OffsetSwizzle(offset.U32()));
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return;
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}
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const auto offset_var{ctx.var_alloc.Consume(offset)};
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if (!ctx.profile.has_gl_component_indexing_bug) {
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ctx.AddF32("{}={}[{}>>4][({}>>2)%4];", inst, cbuf, offset_var, offset_var);
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return;
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}
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const auto ret{ctx.var_alloc.Define(inst, GlslVarType::F32)};
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const auto cbuf_offset{fmt::format("{}>>2", offset_var)};
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for (u32 swizzle = 0; swizzle < 4; ++swizzle) {
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ctx.Add("if(({}&3)=={}){}={}[{}>>4].{};", cbuf_offset, swizzle, ret, cbuf, offset_var,
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"xyzw"[swizzle]);
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}
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}
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}
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void EmitGetCbufU32x2(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
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void EmitGetCbufU32x2(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
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const IR::Value& offset) {
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const IR::Value& offset) {
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const auto cbuf{fmt::format("{}_cbuf{}", ctx.stage_name, binding.U32())};
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const auto cbuf{fmt::format("{}_cbuf{}", ctx.stage_name, binding.U32())};
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if (offset.IsImmediate()) {
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if (offset.IsImmediate()) {
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ctx.AddU32x2("{}=uvec2(ftou({}[{}].{}),ftou({}[{}].{}));", inst, cbuf, offset.U32() / 16,
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const u32 u32_offset{offset.U32()};
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OffsetSwizzle(offset.U32()), cbuf, (offset.U32() + 4) / 16,
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if (u32_offset % 2 == 0) {
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OffsetSwizzle(offset.U32() + 4));
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ctx.AddU32x2("{}=ftou({}[{}].{}{});", inst, cbuf, u32_offset / 16,
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OffsetSwizzle(u32_offset), OffsetSwizzle(u32_offset + 4));
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} else {
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ctx.AddU32x2("{}=uvec2(ftou({}[{}].{}),ftou({}[{}].{}));", inst, cbuf, u32_offset / 16,
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OffsetSwizzle(u32_offset), cbuf, (u32_offset + 4) / 16,
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OffsetSwizzle(u32_offset + 4));
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}
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return;
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return;
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}
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}
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const auto offset_var{ctx.var_alloc.Consume(offset)};
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const auto offset_var{ctx.var_alloc.Consume(offset)};
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