microsoft/compiler: Separate 'advanced texture ops' from SM6.7

Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/35664>

src/gallium/drivers/d3d12/d3d12_compiler.cpp

@@ -141,6 +141,7 @@ compile_nir(struct d3d12_context *ctx, struct d3d12_shader_selector *sel,
    opts.input_clip_size = key->input_clip_size;
    opts.environment = DXIL_ENVIRONMENT_GL;
    opts.shader_model_max = screen->max_shader_model;
+   opts.advanced_texture_ops = screen->opts14.AdvancedTextureOpsSupported;
 #ifdef _WIN32
    opts.validator_version_max = dxil_get_validator_version(ctx->dxil_validator);
 #endif

src/microsoft/compiler/nir_to_dxil.c

@@ -5638,7 +5638,7 @@ emit_tex(struct ntd_context *ctx, nir_tex_instr *instr)
       lod_is_zero = true;
       FALLTHROUGH;
    case nir_texop_txl:
-      if (lod_is_zero && params.cmp != NULL && ctx->mod.minor_version < 7) {
+      if ((lod_is_zero || !ctx->opts->advanced_texture_ops) && params.cmp != NULL) {
          /* Prior to SM 6.7, if the level is constant 0.0, ignore the LOD argument,
           * so level-less DXIL instructions are used. This is needed to avoid emitting
           * dx.op.sampleCmpLevel, which would not be available.

src/microsoft/compiler/nir_to_dxil.h

@@ -80,6 +80,7 @@ struct nir_to_dxil_options {
    bool lower_int16;
    bool disable_math_refactoring;
    bool last_ubo_is_not_arrayed;
+   bool advanced_texture_ops;
    unsigned provoking_vertex;
    unsigned num_kernel_globals;
    unsigned input_clip_size;

src/microsoft/vulkan/dzn_pipeline.c

@@ -427,6 +427,7 @@ dzn_pipeline_compile_shader(struct dzn_device *device,
           device->vk.enabled_features.shaderInt16),
       .shader_model_max = dzn_get_shader_model(pdev),
       .input_clip_size = input_clip_size,
+      .advanced_texture_ops = pdev->options14.AdvancedTextureOpsSupported,
 #ifdef _WIN32
       .validator_version_max = dxil_get_validator_version(instance->dxil_validator),
 #endif