spirv: Properly handle devices without int8 and int16

This commit is contained in:
ReinUsesLisp 2021-06-17 20:34:58 -03:00 committed by ameerj
parent b5e78607ad
commit 59fead3a47
2 changed files with 70 additions and 42 deletions

View File

@ -911,37 +911,45 @@ void EmitContext::DefineConstantBuffers(const Info& info, u32& binding) {
if (info.constant_buffer_descriptors.empty()) {
return;
}
if (profile.support_descriptor_aliasing) {
if (True(info.used_constant_buffer_types & IR::Type::U8)) {
DefineConstBuffers(*this, info, &UniformDefinitions::U8, binding, U8, 'u', sizeof(u8));
DefineConstBuffers(*this, info, &UniformDefinitions::S8, binding, S8, 's', sizeof(s8));
}
if (True(info.used_constant_buffer_types & IR::Type::U16)) {
DefineConstBuffers(*this, info, &UniformDefinitions::U16, binding, U16, 'u',
sizeof(u16));
DefineConstBuffers(*this, info, &UniformDefinitions::S16, binding, S16, 's',
sizeof(s16));
}
if (True(info.used_constant_buffer_types & IR::Type::U32)) {
DefineConstBuffers(*this, info, &UniformDefinitions::U32, binding, U32[1], 'u',
sizeof(u32));
}
if (True(info.used_constant_buffer_types & IR::Type::F32)) {
DefineConstBuffers(*this, info, &UniformDefinitions::F32, binding, F32[1], 'f',
sizeof(f32));
}
if (True(info.used_constant_buffer_types & IR::Type::U32x2)) {
DefineConstBuffers(*this, info, &UniformDefinitions::U32x2, binding, U32[2], 'u',
sizeof(u32[2]));
}
binding += static_cast<u32>(info.constant_buffer_descriptors.size());
} else {
IR::Type types{info.used_constant_buffer_types};
if (!profile.support_descriptor_aliasing) {
DefineConstBuffers(*this, info, &UniformDefinitions::U32x4, binding, U32[4], 'u',
sizeof(u32[4]));
for (const ConstantBufferDescriptor& desc : info.constant_buffer_descriptors) {
binding += desc.count;
}
}
if (True(types & IR::Type::U8)) {
if (profile.support_int8) {
DefineConstBuffers(*this, info, &UniformDefinitions::U8, binding, U8, 'u', sizeof(u8));
DefineConstBuffers(*this, info, &UniformDefinitions::S8, binding, S8, 's', sizeof(s8));
} else {
types |= IR::Type::U32;
}
}
if (True(types & IR::Type::U16)) {
if (profile.support_int16) {
DefineConstBuffers(*this, info, &UniformDefinitions::U16, binding, U16, 'u',
sizeof(u16));
DefineConstBuffers(*this, info, &UniformDefinitions::S16, binding, S16, 's',
sizeof(s16));
} else {
types |= IR::Type::U32;
}
}
if (True(types & IR::Type::U32)) {
DefineConstBuffers(*this, info, &UniformDefinitions::U32, binding, U32[1], 'u',
sizeof(u32));
}
if (True(types & IR::Type::F32)) {
DefineConstBuffers(*this, info, &UniformDefinitions::F32, binding, F32[1], 'f',
sizeof(f32));
}
if (True(types & IR::Type::U32x2)) {
DefineConstBuffers(*this, info, &UniformDefinitions::U32x2, binding, U32[2], 'u',
sizeof(u32[2]));
}
binding += static_cast<u32>(info.constant_buffer_descriptors.size());
}
void EmitContext::DefineStorageBuffers(const Info& info, u32& binding) {

View File

@ -144,6 +144,10 @@ Id GetCbuf(EmitContext& ctx, Id result_type, Id UniformDefinitions::*member_ptr,
return ctx.OpLoad(result_type, access_chain);
}
Id GetCbufU32(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset) {
return GetCbuf(ctx, ctx.U32[1], &UniformDefinitions::U32, sizeof(u32), binding, offset);
}
Id GetCbufU32x4(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset) {
return GetCbuf(ctx, ctx.U32[4], &UniformDefinitions::U32x4, sizeof(u32[4]), binding, offset);
}
@ -203,58 +207,74 @@ void EmitGetLoopSafetyVariable(EmitContext&) {
}
Id EmitGetCbufU8(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset) {
if (ctx.profile.support_descriptor_aliasing) {
if (ctx.profile.support_descriptor_aliasing && ctx.profile.support_int8) {
const Id load{GetCbuf(ctx, ctx.U8, &UniformDefinitions::U8, sizeof(u8), binding, offset)};
return ctx.OpUConvert(ctx.U32[1], load);
}
Id element{};
if (ctx.profile.support_descriptor_aliasing) {
element = GetCbufU32(ctx, binding, offset);
} else {
const Id vector{GetCbufU32x4(ctx, binding, offset)};
const Id element{GetCbufElement(ctx, vector, offset, 0u)};
const Id bit_offset{ctx.BitOffset8(offset)};
return ctx.OpBitFieldUExtract(ctx.U32[1], element, bit_offset, ctx.Const(8u));
element = GetCbufElement(ctx, vector, offset, 0u);
}
const Id bit_offset{ctx.BitOffset8(offset)};
return ctx.OpBitFieldUExtract(ctx.U32[1], element, bit_offset, ctx.Const(8u));
}
Id EmitGetCbufS8(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset) {
if (ctx.profile.support_descriptor_aliasing) {
if (ctx.profile.support_descriptor_aliasing && ctx.profile.support_int8) {
const Id load{GetCbuf(ctx, ctx.S8, &UniformDefinitions::S8, sizeof(s8), binding, offset)};
return ctx.OpSConvert(ctx.U32[1], load);
}
Id element{};
if (ctx.profile.support_descriptor_aliasing) {
element = GetCbufU32(ctx, binding, offset);
} else {
const Id vector{GetCbufU32x4(ctx, binding, offset)};
const Id element{GetCbufElement(ctx, vector, offset, 0u)};
const Id bit_offset{ctx.BitOffset8(offset)};
return ctx.OpBitFieldSExtract(ctx.U32[1], element, bit_offset, ctx.Const(8u));
element = GetCbufElement(ctx, vector, offset, 0u);
}
const Id bit_offset{ctx.BitOffset8(offset)};
return ctx.OpBitFieldSExtract(ctx.U32[1], element, bit_offset, ctx.Const(8u));
}
Id EmitGetCbufU16(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset) {
if (ctx.profile.support_descriptor_aliasing) {
if (ctx.profile.support_descriptor_aliasing && ctx.profile.support_int16) {
const Id load{
GetCbuf(ctx, ctx.U16, &UniformDefinitions::U16, sizeof(u16), binding, offset)};
return ctx.OpUConvert(ctx.U32[1], load);
}
Id element{};
if (ctx.profile.support_descriptor_aliasing) {
element = GetCbufU32(ctx, binding, offset);
} else {
const Id vector{GetCbufU32x4(ctx, binding, offset)};
const Id element{GetCbufElement(ctx, vector, offset, 0u)};
const Id bit_offset{ctx.BitOffset16(offset)};
return ctx.OpBitFieldUExtract(ctx.U32[1], element, bit_offset, ctx.Const(16u));
element = GetCbufElement(ctx, vector, offset, 0u);
}
const Id bit_offset{ctx.BitOffset16(offset)};
return ctx.OpBitFieldUExtract(ctx.U32[1], element, bit_offset, ctx.Const(16u));
}
Id EmitGetCbufS16(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset) {
if (ctx.profile.support_descriptor_aliasing) {
if (ctx.profile.support_descriptor_aliasing && ctx.profile.support_int16) {
const Id load{
GetCbuf(ctx, ctx.S16, &UniformDefinitions::S16, sizeof(s16), binding, offset)};
return ctx.OpSConvert(ctx.U32[1], load);
}
Id element{};
if (ctx.profile.support_descriptor_aliasing) {
element = GetCbufU32(ctx, binding, offset);
} else {
const Id vector{GetCbufU32x4(ctx, binding, offset)};
const Id element{GetCbufElement(ctx, vector, offset, 0u)};
const Id bit_offset{ctx.BitOffset16(offset)};
return ctx.OpBitFieldSExtract(ctx.U32[1], element, bit_offset, ctx.Const(16u));
element = GetCbufElement(ctx, vector, offset, 0u);
}
const Id bit_offset{ctx.BitOffset16(offset)};
return ctx.OpBitFieldSExtract(ctx.U32[1], element, bit_offset, ctx.Const(16u));
}
Id EmitGetCbufU32(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset) {
if (ctx.profile.support_descriptor_aliasing) {
return GetCbuf(ctx, ctx.U32[1], &UniformDefinitions::U32, sizeof(u32), binding, offset);
return GetCbufU32(ctx, binding, offset);
} else {
const Id vector{GetCbufU32x4(ctx, binding, offset)};
return GetCbufElement(ctx, vector, offset, 0u);