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