|  | // RUN: %clang_cc1 -triple armv8.6a-arm-none-eabi -target-abi aapcs -mfloat-abi hard -target-feature +bf16 -target-feature +neon -emit-llvm -O2 -o - %s | opt -S -passes=mem2reg,sroa | FileCheck %s --check-prefix=CHECK32-HARD | 
|  | // RUN: %clang_cc1 -triple armv8.6a-arm-none-eabi -target-abi aapcs -mfloat-abi softfp -target-feature +bf16 -target-feature +neon -emit-llvm -O2 -o - %s | opt -S -passes=mem2reg,sroa | FileCheck %s --check-prefix=CHECK32-SOFTFP | 
|  | // RUN: %clang_cc1 -triple aarch64 -target-abi aapcs -target-feature +bf16 -target-feature +neon -emit-llvm -O2 -o - %s | opt -S -passes=mem2reg,sroa | FileCheck %s --check-prefixes=CHECK64,CHECK64NEON | 
|  | // RUN: %clang_cc1 -triple aarch64 -target-abi aapcs -target-feature -bf16 -target-feature +neon -DNONEON -emit-llvm -O2 -o - %s | opt -S -passes=mem2reg,sroa | FileCheck %s --check-prefix=CHECK64 | 
|  |  | 
|  | // REQUIRES: aarch64-registered-target || arm-registered-target | 
|  |  | 
|  | #include <arm_neon.h> | 
|  |  | 
|  | // function return types | 
|  | __bf16 test_ret_bf16(__bf16 v) { | 
|  | return v; | 
|  | } | 
|  | // CHECK32-HARD: define{{.*}} arm_aapcs_vfpcc noundef bfloat @test_ret_bf16(bfloat noundef returned %v) {{.*}} { | 
|  | // CHECK32-HARD: ret bfloat %v | 
|  | // CHECK32-SOFTFP: define{{.*}} bfloat @test_ret_bf16(bfloat noundef returned %v) {{.*}} { | 
|  | // CHECK32-SOFTFP: ret bfloat %v | 
|  | // CHECK64: define{{.*}} bfloat @test_ret_bf16(bfloat noundef returned %v) {{.*}} { | 
|  | // CHECK64: ret bfloat %v | 
|  |  | 
|  | #ifndef NONEON | 
|  |  | 
|  | bfloat16x4_t test_ret_bf16x4_t(bfloat16x4_t v) { | 
|  | return v; | 
|  | } | 
|  | // CHECK32-HARD: define{{.*}} arm_aapcs_vfpcc noundef <4 x bfloat> @test_ret_bf16x4_t(<4 x bfloat> noundef returned %v) {{.*}} { | 
|  | // CHECK32-HARD: ret <4 x bfloat> %v | 
|  | // CHECK32-SOFTFP: define{{.*}} noundef <2 x i32> @test_ret_bf16x4_t(<2 x i32> [[V0:.*]]) {{.*}} { | 
|  | // CHECK32-SOFTFP: ret <2 x i32> %v | 
|  | // CHECK64NEON: define{{.*}} noundef <4 x bfloat> @test_ret_bf16x4_t(<4 x bfloat> noundef returned %v) {{.*}} { | 
|  | // CHECK64NEON: ret <4 x bfloat> %v | 
|  |  | 
|  | #endif |