{{- /*
--------------------------------------------------------------------------------
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/spirv/spirv.def" -}}
#include "src/tint/lang/spirv/builtin_fn.h"

namespace tint::spirv {

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::kAtomicLoad:
        case BuiltinFn::kImageDrefGather:
        case BuiltinFn::kImageFetch:
        case BuiltinFn::kImageGather:
        case BuiltinFn::kImageRead:
        case BuiltinFn::kImageSampleImplicitLod:
        case BuiltinFn::kImageSampleExplicitLod:
        case BuiltinFn::kImageSampleDrefImplicitLod:
        case BuiltinFn::kImageSampleDrefExplicitLod:
        case BuiltinFn::kSampledImage:
            return core::ir::Instruction::Accesses{core::ir::Instruction::Access::kLoad};

        case BuiltinFn::kImageWrite:
            return core::ir::Instruction::Accesses{core::ir::Instruction::Access::kStore};

        case BuiltinFn::kAtomicAnd:
        case BuiltinFn::kAtomicCompareExchange:
        case BuiltinFn::kAtomicExchange:
        case BuiltinFn::kAtomicIadd:
        case BuiltinFn::kAtomicIsub:
        case BuiltinFn::kAtomicOr:
        case BuiltinFn::kAtomicSmax:
        case BuiltinFn::kAtomicSmin:
        case BuiltinFn::kAtomicStore:
        case BuiltinFn::kAtomicUmax:
        case BuiltinFn::kAtomicUmin:
        case BuiltinFn::kAtomicXor:
            return core::ir::Instruction::Accesses{core::ir::Instruction::Access::kLoad, core::ir::Instruction::Access::kStore};

        case BuiltinFn::kArrayLength:
        case BuiltinFn::kDot:
        case BuiltinFn::kImageQuerySize:
        case BuiltinFn::kImageQuerySizeLod:
        case BuiltinFn::kMatrixTimesMatrix:
        case BuiltinFn::kMatrixTimesScalar:
        case BuiltinFn::kMatrixTimesVector:
        case BuiltinFn::kSelect:
        case BuiltinFn::kVectorTimesMatrix:
        case BuiltinFn::kVectorTimesScalar:
        case BuiltinFn::kSdot:
        case BuiltinFn::kUdot:
        case BuiltinFn::kNone:
            break;
    }
    return core::ir::Instruction::Accesses{};
}

}  // namespace tint::spirv