1// REQUIRES: arm-registered-target 2// RUN: %clang_cc1 -triple thumbv7-apple-darwin \ 3// RUN: -target-abi apcs-gnu \ 4// RUN: -target-cpu cortex-a8 \ 5// RUN: -mfloat-abi soft \ 6// RUN: -target-feature +soft-float-abi \ 7// RUN: -ffreestanding \ 8// RUN: -emit-llvm -w -O1 -o - %s | FileCheck %s 9 10#include <arm_neon.h> 11 12// Check that the vget_low/vget_high intrinsics generate a single shuffle 13// without any bitcasting. 14int8x8_t low_s8(int8x16_t a) { 15// CHECK: shufflevector <16 x i8> %a, <16 x i8> undef, <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7> 16 return vget_low_s8(a); 17} 18 19uint8x8_t low_u8 (uint8x16_t a) { 20// CHECK: shufflevector <16 x i8> %a, <16 x i8> undef, <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7> 21 return vget_low_u8(a); 22} 23 24int16x4_t low_s16( int16x8_t a) { 25// CHECK: shufflevector <8 x i16> %a, <8 x i16> undef, <4 x i32> <i32 0, i32 1, i32 2, i32 3> 26 return vget_low_s16(a); 27} 28 29uint16x4_t low_u16(uint16x8_t a) { 30// CHECK: shufflevector <8 x i16> %a, <8 x i16> undef, <4 x i32> <i32 0, i32 1, i32 2, i32 3> 31 return vget_low_u16(a); 32} 33 34int32x2_t low_s32( int32x4_t a) { 35// CHECK: shufflevector <4 x i32> %a, <4 x i32> undef, <2 x i32> <i32 0, i32 1> 36 return vget_low_s32(a); 37} 38 39uint32x2_t low_u32(uint32x4_t a) { 40// CHECK: shufflevector <4 x i32> %a, <4 x i32> undef, <2 x i32> <i32 0, i32 1> 41 return vget_low_u32(a); 42} 43 44int64x1_t low_s64( int64x2_t a) { 45// CHECK: shufflevector <2 x i64> %a, <2 x i64> undef, <1 x i32> zeroinitializer 46 return vget_low_s64(a); 47} 48 49uint64x1_t low_u64(uint64x2_t a) { 50// CHECK: shufflevector <2 x i64> %a, <2 x i64> undef, <1 x i32> zeroinitializer 51 return vget_low_u64(a); 52} 53 54poly8x8_t low_p8 (poly8x16_t a) { 55// CHECK: shufflevector <16 x i8> %a, <16 x i8> undef, <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7> 56 return vget_low_p8(a); 57} 58 59poly16x4_t low_p16(poly16x8_t a) { 60// CHECK: shufflevector <8 x i16> %a, <8 x i16> undef, <4 x i32> <i32 0, i32 1, i32 2, i32 3> 61 return vget_low_p16(a); 62} 63 64float32x2_t low_f32(float32x4_t a) { 65// CHECK: shufflevector <4 x float> %a, <4 x float> undef, <2 x i32> <i32 0, i32 1> 66 return vget_low_f32(a); 67} 68 69 70int8x8_t high_s8(int8x16_t a) { 71// CHECK: shufflevector <16 x i8> %a, <16 x i8> undef, <8 x i32> <i32 8, i32 9, i32 10, i32 11, i32 12, i32 13, i32 14, i32 15> 72 return vget_high_s8(a); 73} 74 75uint8x8_t high_u8 (uint8x16_t a) { 76// CHECK: shufflevector <16 x i8> %a, <16 x i8> undef, <8 x i32> <i32 8, i32 9, i32 10, i32 11, i32 12, i32 13, i32 14, i32 15> 77 return vget_high_u8(a); 78} 79 80int16x4_t high_s16( int16x8_t a) { 81// CHECK: shufflevector <8 x i16> %a, <8 x i16> undef, <4 x i32> <i32 4, i32 5, i32 6, i32 7> 82 return vget_high_s16(a); 83} 84 85uint16x4_t high_u16(uint16x8_t a) { 86// CHECK: shufflevector <8 x i16> %a, <8 x i16> undef, <4 x i32> <i32 4, i32 5, i32 6, i32 7> 87 return vget_high_u16(a); 88} 89 90int32x2_t high_s32( int32x4_t a) { 91// CHECK: shufflevector <4 x i32> %a, <4 x i32> undef, <2 x i32> <i32 2, i32 3> 92 return vget_high_s32(a); 93} 94 95uint32x2_t high_u32(uint32x4_t a) { 96// CHECK: shufflevector <4 x i32> %a, <4 x i32> undef, <2 x i32> <i32 2, i32 3> 97 return vget_high_u32(a); 98} 99 100int64x1_t high_s64( int64x2_t a) { 101// CHECK: shufflevector <2 x i64> %a, <2 x i64> undef, <1 x i32> <i32 1> 102 return vget_high_s64(a); 103} 104 105uint64x1_t high_u64(uint64x2_t a) { 106// CHECK: shufflevector <2 x i64> %a, <2 x i64> undef, <1 x i32> <i32 1> 107 return vget_high_u64(a); 108} 109 110poly8x8_t high_p8 (poly8x16_t a) { 111// CHECK: shufflevector <16 x i8> %a, <16 x i8> undef, <8 x i32> <i32 8, i32 9, i32 10, i32 11, i32 12, i32 13, i32 14, i32 15> 112 return vget_high_p8(a); 113} 114 115poly16x4_t high_p16(poly16x8_t a) { 116// CHECK: shufflevector <8 x i16> %a, <8 x i16> undef, <4 x i32> <i32 4, i32 5, i32 6, i32 7> 117 return vget_high_p16(a); 118} 119 120float32x2_t high_f32(float32x4_t a) { 121// CHECK: shufflevector <4 x float> %a, <4 x float> undef, <2 x i32> <i32 2, i32 3> 122 return vget_high_f32(a); 123} 124 125