| // RUN: %clang_cc1 -triple arm64-apple-ios7 -target-feature +neon -ffreestanding -S -o - -emit-llvm %s | FileCheck %s |
| // Test ARM64 SIMD duplicate lane and n intrinsics |
| |
| #include <arm_neon.h> |
| |
| void test_vdup_lane_s64(int64x1_t a1) { |
| // CHECK-LABEL: test_vdup_lane_s64 |
| vdup_lane_s64(a1, 0); |
| // CHECK: shufflevector |
| } |
| |
| void test_vdup_lane_u64(uint64x1_t a1) { |
| // CHECK-LABEL: test_vdup_lane_u64 |
| vdup_lane_u64(a1, 0); |
| // CHECK: shufflevector |
| } |
| |
| // uncomment out the following code once scalar_to_vector in the backend |
| // works (for 64 bit?). Change the "CHECK@" to "CHECK<colon>" |
| /* |
| float64x1_t test_vdup_n_f64(float64_t a1) { |
| // CHECK-LABEL@ test_vdup_n_f64 |
| return vdup_n_f64(a1); |
| // match that an element is inserted into part 0 |
| // CHECK@ insertelement {{.*, i32 0 *$}} |
| } |
| */ |
| |
| float16x8_t test_vdupq_n_f16(float16_t *a1) { |
| // CHECK-LABEL: test_vdupq_n_f16 |
| return vdupq_n_f16(*a1); |
| // match that an element is inserted into parts 0-7. The backend better |
| // turn that into a single dup instruction |
| // CHECK: insertelement {{.*, i32 0 *$}} |
| // CHECK: insertelement {{.*, i32 1 *$}} |
| // CHECK: insertelement {{.*, i32 2 *$}} |
| // CHECK: insertelement {{.*, i32 3 *$}} |
| // CHECK: insertelement {{.*, i32 4 *$}} |
| // CHECK: insertelement {{.*, i32 5 *$}} |
| // CHECK: insertelement {{.*, i32 6 *$}} |
| // CHECK: insertelement {{.*, i32 7 *$}} |
| } |
