64 lines · cpp
1// RUN: %clang_cc1 -triple armv7a--none-eabi -target-abi aapcs \2// RUN: -mfloat-abi soft -target-feature +neon -emit-llvm -o - -O2 %s \3// RUN: | FileCheck %s --check-prefix=CHECK-SOFT4// RUN: %clang_cc1 -triple armv7a--none-eabi -target-abi aapcs \5// RUN: -mfloat-abi hard -target-feature +neon -emit-llvm -o - -O2 %s \6// RUN: | FileCheck %s --check-prefix=CHECK-HARD7// RUN: %clang_cc1 -triple armv7a--none-eabi -target-abi aapcs \8// RUN: -mfloat-abi hard -target-feature +neon -target-feature +fullfp16 \9// RUN: -emit-llvm -o - -O2 %s \10// RUN: | FileCheck %s --check-prefix=CHECK-FULL11 12typedef float float32_t;13typedef __fp16 float16_t;14typedef __attribute__((neon_vector_type(2))) float32_t float32x2_t;15typedef __attribute__((neon_vector_type(4))) float16_t float16x4_t;16 17struct S1 {18 float32x2_t M1;19 float16x4_t M2;20};21 22struct B1 { float32x2_t M; };23struct B2 { float16x4_t M; };24 25struct S2 : B1, B2 {};26 27struct S3 : B1 {28 float16x4_t M;29};30 31struct S4 : B1 {32 B2 M[1];33};34 35// S5 does not contain any FP16 vectors36struct S5 : B1 {37 B1 M[1];38};39 40// CHECK-SOFT: define{{.*}} void @_Z2f12S1(ptr dead_on_unwind noalias writable writeonly sret(%struct.S1) align 8 captures(none) initializes((0, 16)) %agg.result, [2 x i64] %s1.coerce)41// CHECK-HARD: define{{.*}} arm_aapcs_vfpcc [2 x <2 x i32>] @_Z2f12S1([2 x <2 x i32>] returned %s1.coerce)42// CHECK-FULL: define{{.*}} arm_aapcs_vfpcc %struct.S1 @_Z2f12S1(%struct.S1 returned %s1.coerce)43struct S1 f1(struct S1 s1) { return s1; }44 45// CHECK-SOFT: define{{.*}} void @_Z2f22S2(ptr dead_on_unwind noalias writable writeonly sret(%struct.S2) align 8 captures(none) initializes((0, 16)) %agg.result, [2 x i64] %s2.coerce)46// CHECK-HARD: define{{.*}} arm_aapcs_vfpcc [2 x <2 x i32>] @_Z2f22S2([2 x <2 x i32>] returned %s2.coerce)47// CHECK-FULL: define{{.*}} arm_aapcs_vfpcc %struct.S2 @_Z2f22S2(%struct.S2 %s2.coerce)48struct S2 f2(struct S2 s2) { return s2; }49 50// CHECK-SOFT: define{{.*}} void @_Z2f32S3(ptr dead_on_unwind noalias writable writeonly sret(%struct.S3) align 8 captures(none) initializes((0, 16)) %agg.result, [2 x i64] %s3.coerce)51// CHECK-HARD: define{{.*}} arm_aapcs_vfpcc [2 x <2 x i32>] @_Z2f32S3([2 x <2 x i32>] returned %s3.coerce)52// CHECK-FULL: define{{.*}} arm_aapcs_vfpcc %struct.S3 @_Z2f32S3(%struct.S3 %s3.coerce)53struct S3 f3(struct S3 s3) { return s3; }54 55// CHECK-SOFT: define{{.*}} void @_Z2f42S4(ptr dead_on_unwind noalias writable writeonly sret(%struct.S4) align 8 captures(none) initializes((0, 16)) %agg.result, [2 x i64] %s4.coerce)56// CHECK-HARD: define{{.*}} arm_aapcs_vfpcc [2 x <2 x i32>] @_Z2f42S4([2 x <2 x i32>] returned %s4.coerce)57// CHECK-FULL: define{{.*}} arm_aapcs_vfpcc %struct.S4 @_Z2f42S4(%struct.S4 %s4.coerce)58struct S4 f4(struct S4 s4) { return s4; }59 60// CHECK-SOFT: define{{.*}} void @_Z2f52S5(ptr dead_on_unwind noalias writable writeonly sret(%struct.S5) align 8 captures(none) initializes((0, 16)) %agg.result, [2 x i64] %s5.coerce)61// CHECK-HARD: define{{.*}} arm_aapcs_vfpcc %struct.S5 @_Z2f52S5(%struct.S5 %s5.coerce)62// CHECK-FULL: define{{.*}} arm_aapcs_vfpcc %struct.S5 @_Z2f52S5(%struct.S5 %s5.coerce)63struct S5 f5(struct S5 s5) { return s5; }64