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shader: reuse native emitters and simplify memory dispatch

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This commit is contained in:
nmzik
2026-09-11 19:10:48 +04:00
parent 59ef88c959
commit 20e57994cf
10 changed files with 721 additions and 993 deletions
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src/graphics/shader/recompiler/backend/spirv/spirvEmitterAluHelpers.cpp
-144
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@@ -2,88 +2,6 @@
namespace Libs::Graphics::ShaderRecompiler::Spirv::Emitter {
uint32_t EmitSelectValueU32(EmitterState& state, uint32_t cond, uint32_t true_value,
uint32_t false_value) {
const auto ret = state.builder.AllocateId();
state.builder.AddFunction({spv::OpSelect, TypeU32(state), ret, cond, true_value, false_value});
return ret;
}
uint32_t EmitAndConstant(EmitterState& state, uint32_t value, uint32_t mask);
void EmitShiftLeftLogicalU64Values(EmitterState& state, uint32_t low, uint32_t high, uint32_t shift,
uint32_t& out_low, uint32_t& out_high) {
const auto amount = EmitAndConstant(state, shift, 63u);
const auto dword_shift = EmitAndConstant(state, amount, 31u);
const auto less32 = state.builder.AllocateId();
const auto non_zero = state.builder.AllocateId();
const auto carry_count_base = state.builder.AllocateId();
const auto carry_count = state.builder.AllocateId();
const auto low_part = state.builder.AllocateId();
const auto high_part = state.builder.AllocateId();
const auto carry_part = state.builder.AllocateId();
const auto carry = state.builder.AllocateId();
const auto high_less = state.builder.AllocateId();
const auto high_ge = state.builder.AllocateId();
state.builder.AddFunction(
{spv::OpULessThan, TypeBool(state), less32, amount, ConstantU32(state, 32)});
state.builder.AddFunction(
{spv::OpINotEqual, TypeBool(state), non_zero, amount, ConstantU32(state, 0)});
state.builder.AddFunction(
{spv::OpISub, TypeU32(state), carry_count_base, ConstantU32(state, 32), dword_shift});
state.builder.AddFunction(
{spv::OpBitwiseAnd, TypeU32(state), carry_count, carry_count_base, ConstantU32(state, 31)});
state.builder.AddFunction(
{spv::OpShiftLeftLogical, TypeU32(state), low_part, low, dword_shift});
state.builder.AddFunction(
{spv::OpShiftLeftLogical, TypeU32(state), high_part, high, dword_shift});
state.builder.AddFunction(
{spv::OpShiftRightLogical, TypeU32(state), carry_part, low, carry_count});
state.builder.AddFunction(
{spv::OpSelect, TypeU32(state), carry, non_zero, carry_part, ConstantU32(state, 0)});
state.builder.AddFunction({spv::OpBitwiseOr, TypeU32(state), high_less, high_part, carry});
state.builder.AddFunction({spv::OpShiftLeftLogical, TypeU32(state), high_ge, low, dword_shift});
out_low = EmitSelectValueU32(state, less32, low_part, ConstantU32(state, 0));
out_high = EmitSelectValueU32(state, less32, high_less, high_ge);
}
void EmitShiftRightLogicalU64Values(EmitterState& state, uint32_t low, uint32_t high,
uint32_t shift, uint32_t& out_low, uint32_t& out_high) {
const auto amount = EmitAndConstant(state, shift, 63u);
const auto dword_shift = EmitAndConstant(state, amount, 31u);
const auto less32 = state.builder.AllocateId();
const auto non_zero = state.builder.AllocateId();
const auto carry_count_base = state.builder.AllocateId();
const auto carry_count = state.builder.AllocateId();
const auto low_part = state.builder.AllocateId();
const auto high_part = state.builder.AllocateId();
const auto carry_part = state.builder.AllocateId();
const auto carry = state.builder.AllocateId();
const auto low_less = state.builder.AllocateId();
const auto low_ge = state.builder.AllocateId();
state.builder.AddFunction(
{spv::OpULessThan, TypeBool(state), less32, amount, ConstantU32(state, 32)});
state.builder.AddFunction(
{spv::OpINotEqual, TypeBool(state), non_zero, amount, ConstantU32(state, 0)});
state.builder.AddFunction(
{spv::OpISub, TypeU32(state), carry_count_base, ConstantU32(state, 32), dword_shift});
state.builder.AddFunction(
{spv::OpBitwiseAnd, TypeU32(state), carry_count, carry_count_base, ConstantU32(state, 31)});
state.builder.AddFunction(
{spv::OpShiftRightLogical, TypeU32(state), low_part, low, dword_shift});
state.builder.AddFunction(
{spv::OpShiftRightLogical, TypeU32(state), high_part, high, dword_shift});
state.builder.AddFunction(
{spv::OpShiftLeftLogical, TypeU32(state), carry_part, high, carry_count});
state.builder.AddFunction(
{spv::OpSelect, TypeU32(state), carry, non_zero, carry_part, ConstantU32(state, 0)});
state.builder.AddFunction({spv::OpBitwiseOr, TypeU32(state), low_less, low_part, carry});
state.builder.AddFunction(
{spv::OpShiftRightLogical, TypeU32(state), low_ge, high, dword_shift});
out_low = EmitSelectValueU32(state, less32, low_less, low_ge);
out_high = EmitSelectValueU32(state, less32, high_part, ConstantU32(state, 0));
}
uint32_t EmitAndConstant(EmitterState& state, uint32_t value, uint32_t mask) {
const auto ret = state.builder.AllocateId();
state.builder.AddFunction(
@@ -98,12 +16,6 @@ uint32_t EmitShiftRightConstant(EmitterState& state, uint32_t value, uint32_t sh
return ret;
}
uint32_t EmitOrU32(EmitterState& state, uint32_t lhs, uint32_t rhs) {
const auto ret = state.builder.AllocateId();
state.builder.AddFunction({spv::OpBitwiseOr, TypeU32(state), ret, lhs, rhs});
return ret;
}
uint32_t EmitCompareU32Constant(EmitterState& state, uint32_t opcode, uint32_t value,
uint32_t constant) {
const auto ret = state.builder.AllocateId();
@@ -189,42 +101,6 @@ uint32_t EmitMinMaxI32Value(EmitterState& state, uint32_t lhs, uint32_t rhs, boo
return ret;
}
uint32_t EmitBitcastF32ToU32(EmitterState& state, uint32_t value) {
const auto ret = state.builder.AllocateId();
state.builder.AddFunction({spv::OpBitcast, TypeU32(state), ret, value});
return ret;
}
uint32_t EmitBitcastU32ToF32(EmitterState& state, uint32_t value) {
const auto ret = state.builder.AllocateId();
state.builder.AddFunction({spv::OpBitcast, TypeF32(state), ret, value});
return ret;
}
uint32_t EmitAndU32(EmitterState& state, uint32_t lhs, uint32_t rhs) {
const auto ret = state.builder.AllocateId();
state.builder.AddFunction({spv::OpBitwiseAnd, TypeU32(state), ret, lhs, rhs});
return ret;
}
uint32_t EmitLogicalAndBool(EmitterState& state, uint32_t lhs, uint32_t rhs) {
const auto ret = state.builder.AllocateId();
state.builder.AddFunction({spv::OpLogicalAnd, TypeBool(state), ret, lhs, rhs});
return ret;
}
uint32_t EmitLogicalOrBool(EmitterState& state, uint32_t lhs, uint32_t rhs) {
const auto ret = state.builder.AllocateId();
state.builder.AddFunction({spv::OpLogicalOr, TypeBool(state), ret, lhs, rhs});
return ret;
}
uint32_t EmitLogicalNotBool(EmitterState& state, uint32_t value) {
const auto ret = state.builder.AllocateId();
state.builder.AddFunction({spv::OpLogicalNot, TypeBool(state), ret, value});
return ret;
}
F32Class EmitClassifyF32Bits(EmitterState& state, uint32_t bits) {
F32Class cls;
cls.bits = bits;
@@ -324,13 +200,6 @@ uint32_t EmitMinMaxF32Value(EmitterState& state, uint32_t lhs, uint32_t rhs, boo
return EmitBitcastU32ToF32(state, result_bits);
}
uint32_t EmitTruncF32Value(EmitterState& state, uint32_t value) {
const auto ret = state.builder.AllocateId();
state.builder.AddFunction(
{spv::OpExtInst, TypeF32(state), ret, GlslStd450(state), GLSLstd450Trunc, value});
return ret;
}
uint32_t EmitFlushF32DenormToSignedZero(EmitterState& state, uint32_t value) {
const auto bits = state.builder.AllocateId();
const auto abs_bits = state.builder.AllocateId();
@@ -386,19 +255,6 @@ uint32_t EmitTrigCycleF32(EmitterState& state, uint32_t src, bool preserve_signe
return ret;
}
uint32_t EmitFNegateValue(EmitterState& state, uint32_t value) {
const auto ret = state.builder.AllocateId();
state.builder.AddFunction({spv::OpFNegate, TypeF32(state), ret, value});
return ret;
}
uint32_t EmitFAbsValue(EmitterState& state, uint32_t value) {
const auto ret = state.builder.AllocateId();
state.builder.AddFunction(
{spv::OpExtInst, TypeF32(state), ret, GlslStd450(state), GLSLstd450FAbs, value});
return ret;
}
uint32_t EmitF16BitsToF32(EmitterState& state, uint32_t bits) {
const auto unpacked = state.builder.AllocateId();
const auto ret = state.builder.AllocateId();