ac/nir,radeonsi: add ac_shader_abi::chip_class

Reviewed-by: Marek Olšák <marek.olsak@amd.com>

src/amd/common/ac_nir_to_llvm.c

@@ -6203,6 +6203,7 @@ LLVMModuleRef ac_translate_nir_to_llvm(LLVMTargetMachineRef tm,
 	if (nir->stage == MESA_SHADER_FRAGMENT)
 		handle_fs_inputs_pre(&ctx, nir);
 
+	ctx.abi.chip_class = options->chip_class;
 	ctx.abi.inputs = &ctx.inputs[0];
 	ctx.abi.emit_outputs = handle_shader_outputs_post;
 

src/amd/common/ac_shader_abi.h

@@ -30,6 +30,8 @@
  * radv to share a compiler backend.
  */
 struct ac_shader_abi {
+	enum chip_class chip_class;
+
 	LLVMValueRef base_vertex;
 	LLVMValueRef start_instance;
 	LLVMValueRef draw_id;

src/gallium/drivers/radeonsi/si_shader.c

@@ -5494,6 +5494,8 @@ static void si_init_shader_ctx(struct si_shader_context *ctx,
 {
 	struct lp_build_tgsi_context *bld_base;
 
+	ctx->abi.chip_class = sscreen->b.chip_class;
+
 	si_llvm_context_init(ctx, sscreen, tm);
 
 	bld_base = &ctx->bld_base;