src/tint/lang/hlsl/builtin_fn.cc.tmpl

{{- /*
--------------------------------------------------------------------------------
Template file for use with tools/src/cmd/gen to generate builtin_fn.cc

To update the generated file, run:
    ./tools/run gen

See:
* tools/src/cmd/gen for structures used by this template
* https://golang.org/pkg/text/template/ for documentation on the template syntax
--------------------------------------------------------------------------------
*/ -}}

{{- $I := LoadIntrinsics "src/tint/lang/hlsl/hlsl.def" -}}
#include "src/tint/lang/hlsl/builtin_fn.h"

namespace tint::hlsl {

const char* str(BuiltinFn i) {
    switch (i) {
        case BuiltinFn::kNone:
            return "<none>";
{{- range $I.Sem.Builtins  }}
        case BuiltinFn::k{{PascalCase .Name}}:
            return "{{.Name}}";
{{- end  }}
    }
    return "<unknown>";
}

tint::core::ir::Instruction::Accesses GetSideEffects(BuiltinFn fn) {
    switch (fn) {
        case BuiltinFn::kInterlockedCompareExchange:
        case BuiltinFn::kInterlockedExchange:
        case BuiltinFn::kInterlockedAdd:
        case BuiltinFn::kInterlockedMax:
        case BuiltinFn::kInterlockedMin:
        case BuiltinFn::kInterlockedAnd:
        case BuiltinFn::kInterlockedOr:
        case BuiltinFn::kInterlockedXor:
        case BuiltinFn::kWaveReadLaneAt:
            return core::ir::Instruction::Accesses{core::ir::Instruction::Access::kLoad, core::ir::Instruction::Access::kStore};

        case BuiltinFn::kTextureStore:
        case BuiltinFn::kStore:
        case BuiltinFn::kStore2:
        case BuiltinFn::kStore3:
        case BuiltinFn::kStore4:
        case BuiltinFn::kStoreF16:
        case BuiltinFn::kStore2F16:
        case BuiltinFn::kStore3F16:
        case BuiltinFn::kStore4F16:
            return core::ir::Instruction::Accesses{core::ir::Instruction::Access::kStore};

        case BuiltinFn::kLoad:
        case BuiltinFn::kLoad2:
        case BuiltinFn::kLoad3:
        case BuiltinFn::kLoad4:
        case BuiltinFn::kLoadF16:
        case BuiltinFn::kLoad2F16:
        case BuiltinFn::kLoad3F16:
        case BuiltinFn::kLoad4F16:
        case BuiltinFn::kGatherCmp:
        case BuiltinFn::kGather:
        case BuiltinFn::kGatherAlpha:
        case BuiltinFn::kGatherBlue:
        case BuiltinFn::kGatherGreen:
        case BuiltinFn::kGatherRed:
        case BuiltinFn::kSample:
        case BuiltinFn::kSampleBias:
        case BuiltinFn::kSampleCmp:
        case BuiltinFn::kSampleCmpLevelZero:
        case BuiltinFn::kSampleGrad:
        case BuiltinFn::kSampleLevel:
            return core::ir::Instruction::Accesses{core::ir::Instruction::Access::kLoad};

        case BuiltinFn::kAsint:
        case BuiltinFn::kAsuint:
        case BuiltinFn::kAsfloat:
        case BuiltinFn::kDot4AddI8Packed:
        case BuiltinFn::kDot4AddU8Packed:
        case BuiltinFn::kF32Tof16:
        case BuiltinFn::kF16Tof32:
        case BuiltinFn::kFrexp:
        case BuiltinFn::kGetDimensions:
        case BuiltinFn::kModf:
        case BuiltinFn::kMul:
        case BuiltinFn::kPackU8:
        case BuiltinFn::kPackS8:
        case BuiltinFn::kPackClampS8:
        case BuiltinFn::kSign:
        case BuiltinFn::kUnpackS8S32:
        case BuiltinFn::kUnpackU8U32:
        case BuiltinFn::kWaveGetLaneIndex:
        case BuiltinFn::kWaveGetLaneCount:
        case BuiltinFn::kNone:
            break;
    }
    return core::ir::Instruction::Accesses{};
}

}  // namespace tint::hlsl