hlsl vertex shader:
vertex_shader {
    exec_model: Vertex,
    name: "vertex_shader",
    vars: [
        Descriptor {
            name: Some(
                "tex",
            ),
            desc_bind: (set=7, bind=2),
            desc_ty: SampledImage,
            ty: SampledImage(
                SampledImageType {
                    scalar_ty: Float {
                        bits: 32,
                    },
                    dim: Dim2D,
                    is_depth: Some(
                        false,
                    ),
                    is_array: false,
                    is_multisampled: false,
                },
            ),
            nbind: 1,
        },
        Descriptor {
            name: Some(
                "nearest2D",
            ),
            desc_bind: (set=7, bind=2),
            desc_ty: Sampler,
            ty: Sampler(
                SamplerType,
            ),
            nbind: 1,
        },
        PushConstant {
            name: None,
            ty: Struct(
                StructType {
                    name: Some(
                        "pcBuf",
                    ),
                    members: [
                        StructMember {
                            name: Some(
                                "view",
                            ),
                            offset: Some(
                                0,
                            ),
                            ty: Matrix(
                                MatrixType {
                                    vector_ty: VectorType {
                                        scalar_ty: Float {
                                            bits: 32,
                                        },
                                        nscalar: 4,
                                    },
                                    nvector: 4,
                                    axis_order: Some(
                                        RowMajor,
                                    ),
                                    stride: Some(
                                        16,
                                    ),
                                },
                            ),
                            access_ty: ReadWrite,
                        },
                    ],
                },
            ),
        },
        Input {
            name: Some(
                "attr.world_pos",
            ),
            location: (loc=0, comp=0),
            ty: Vector(
                VectorType {
                    scalar_ty: Float {
                        bits: 32,
                    },
                    nscalar: 3,
                },
            ),
        },
        Input {
            name: Some(
                "attr.norm",
            ),
            location: (loc=1, comp=0),
            ty: Vector(
                VectorType {
                    scalar_ty: Float {
                        bits: 32,
                    },
                    nscalar: 3,
                },
            ),
        },
        Input {
            name: Some(
                "attr.uv",
            ),
            location: (loc=2, comp=0),
            ty: Vector(
                VectorType {
                    scalar_ty: Float {
                        bits: 32,
                    },
                    nscalar: 2,
                },
            ),
        },
        Input {
            name: Some(
                "attr.color",
            ),
            location: (loc=3, comp=0),
            ty: Vector(
                VectorType {
                    scalar_ty: Float {
                        bits: 32,
                    },
                    nscalar: 4,
                },
            ),
        },
        Output {
            name: Some(
                "@entryPointOutput.color",
            ),
            location: (loc=0, comp=0),
            ty: Vector(
                VectorType {
                    scalar_ty: Float {
                        bits: 32,
                    },
                    nscalar: 4,
                },
            ),
        },
    ],
    exec_modes: [],
}
glsl fragment shader:
main {
    exec_model: Fragment,
    name: "main",
    vars: [
        Output {
            name: Some(
                "color",
            ),
            location: (loc=0, comp=0),
            ty: Vector(
                VectorType {
                    scalar_ty: Float {
                        bits: 32,
                    },
                    nscalar: 4,
                },
            ),
        },
        Descriptor {
            name: Some(
                "limap",
            ),
            desc_bind: (set=0, bind=0),
            desc_ty: CombinedImageSampler,
            ty: CombinedImageSampler(
                CombinedImageSamplerType {
                    sampled_image_ty: SampledImageType {
                        scalar_ty: Float {
                            bits: 32,
                        },
                        dim: Dim2D,
                        is_depth: Some(
                            false,
                        ),
                        is_array: false,
                        is_multisampled: false,
                    },
                },
            ),
            nbind: 1,
        },
        Input {
            name: Some(
                "uv",
            ),
            location: (loc=1, comp=0),
            ty: Vector(
                VectorType {
                    scalar_ty: Float {
                        bits: 32,
                    },
                    nscalar: 2,
                },
            ),
        },
        Descriptor {
            name: Some(
                "emit_map",
            ),
            desc_bind: (set=0, bind=1),
            desc_ty: CombinedImageSampler,
            ty: CombinedImageSampler(
                CombinedImageSamplerType {
                    sampled_image_ty: SampledImageType {
                        scalar_ty: Float {
                            bits: 32,
                        },
                        dim: Dim2D,
                        is_depth: Some(
                            false,
                        ),
                        is_array: false,
                        is_multisampled: false,
                    },
                },
            ),
            nbind: 1,
        },
        SpecConstant {
            name: Some(
                "hack_scale",
            ),
            spec_id: 233,
            ty: Scalar(
                Float {
                    bits: 32,
                },
            ),
        },
    ],
    exec_modes: [
        ExecutionMode {
            exec_mode: OriginUpperLeft,
            operands: [],
        },
    ],
}
spirv compute shader:
main {
    exec_model: GLCompute,
    name: "main",
    vars: [
        Descriptor {
            name: Some(
                "b",
            ),
            desc_bind: (set=0, bind=1),
            desc_ty: StorageBuffer(
                WriteOnly,
            ),
            ty: Struct(
                StructType {
                    name: Some(
                        "_1",
                    ),
                    members: [
                        StructMember {
                            name: Some(
                                "o",
                            ),
                            offset: Some(
                                0,
                            ),
                            ty: Vector(
                                VectorType {
                                    scalar_ty: Float {
                                        bits: 32,
                                    },
                                    nscalar: 4,
                                },
                            ),
                            access_ty: WriteOnly,
                        },
                    ],
                },
            ),
            nbind: 1,
        },
        Descriptor {
            name: Some(
                "u",
            ),
            desc_bind: (set=0, bind=0),
            desc_ty: UniformBuffer,
            ty: Struct(
                StructType {
                    name: Some(
                        "_0",
                    ),
                    members: [
                        StructMember {
                            name: Some(
                                "i",
                            ),
                            offset: Some(
                                0,
                            ),
                            ty: Vector(
                                VectorType {
                                    scalar_ty: Float {
                                        bits: 32,
                                    },
                                    nscalar: 4,
                                },
                            ),
                            access_ty: ReadWrite,
                        },
                    ],
                },
            ),
            nbind: 1,
        },
    ],
    exec_modes: [
        ExecutionMode {
            exec_mode: LocalSize,
            operands: [
                Constant {
                    name: None,
                    ty: Scalar(
                        Integer {
                            bits: 32,
                            is_signed: false,
                        },
                    ),
                    value: U32(
                        1,
                    ),
                    spec_id: None,
                },
                Constant {
                    name: None,
                    ty: Scalar(
                        Integer {
                            bits: 32,
                            is_signed: false,
                        },
                    ),
                    value: U32(
                        1,
                    ),
                    spec_id: None,
                },
                Constant {
                    name: None,
                    ty: Scalar(
                        Integer {
                            bits: 32,
                            is_signed: false,
                        },
                    ),
                    value: U32(
                        1,
                    ),
                    spec_id: None,
                },
            ],
        },
    ],
}
sounds good