1 // RUN: %clang_cc1 -triple armv7s-linux-gnu -emit-llvm -o - %s \
2 // RUN: -target-feature +neon -target-cpu cortex-a8 \
3 // RUN: -fsanitize=signed-integer-overflow \
4 // RUN: | FileCheck %s --check-prefix=CHECK --check-prefix=ARMV7
5
6 // RUN: %clang_cc1 -triple aarch64-unknown-unknown -emit-llvm -o - %s \
7 // RUN: -target-feature +neon -target-cpu cortex-a53 \
8 // RUN: -fsanitize=signed-integer-overflow \
9 // RUN: | FileCheck %s --check-prefix=CHECK --check-prefix=AARCH64
10
11 // Verify we emit constants for "immediate" builtin arguments.
12 // Emitting a scalar expression can make the immediate be generated as
13 // overflow intrinsics, if the overflow sanitizer is enabled.
14
15 // PR23517
16
17 #include <arm_neon.h>
18
test_vqrshrn_n_s64(int64x2_t a)19 int32x2_t test_vqrshrn_n_s64(int64x2_t a) {
20 // CHECK-LABEL: @test_vqrshrn_n_s64
21 // CHECK-AARCH64: call <2 x i32> @llvm.aarch64.neon.sqrshrn.v2i32(<2 x i64> {{.*}}, i32 1)
22 // CHECK-ARMV7: call <2 x i32> @llvm.arm.neon.vqrshiftns.v2i32(<2 x i64> {{.*}}, <2 x i64> <i64 -1, i64 -1>)
23 return vqrshrn_n_s64(a, 0 + 1);
24 }
25