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annotate clang/test/CodeGen/arm64_vdup.c @ 207:2e18cbf3894f

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LLVM12
author Shinji KONO <kono@ie.u-ryukyu.ac.jp>
date Tue, 08 Jun 2021 06:07:14 +0900
parents 1d019706d866
children c4bab56944e8
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1 // RUN: %clang_cc1 -triple arm64-apple-ios7 -target-feature +neon -ffreestanding -S -o - -emit-llvm %s | FileCheck %s
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2 // Test ARM64 SIMD duplicate lane and n intrinsics
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3
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4 #include <arm_neon.h>
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5
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6 void test_vdup_lane_s64(int64x1_t a1) {
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7 // CHECK-LABEL: test_vdup_lane_s64
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8 vdup_lane_s64(a1, 0);
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9 // CHECK: shufflevector
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10 }
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11
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12 void test_vdup_lane_u64(uint64x1_t a1) {
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13 // CHECK-LABEL: test_vdup_lane_u64
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14 vdup_lane_u64(a1, 0);
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15 // CHECK: shufflevector
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16 }
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17
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18 // uncomment out the following code once scalar_to_vector in the backend
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19 // works (for 64 bit?). Change the "CHECK@" to "CHECK<colon>"
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20 /*
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21 float64x1_t test_vdup_n_f64(float64_t a1) {
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22 // CHECK-LABEL@ test_vdup_n_f64
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23 return vdup_n_f64(a1);
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24 // match that an element is inserted into part 0
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25 // CHECK@ insertelement {{.*, i32 0 *$}}
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26 }
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27 */
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28
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29 float16x8_t test_vdupq_n_f16(float16_t *a1) {
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30 // CHECK-LABEL: test_vdupq_n_f16
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31 return vdupq_n_f16(*a1);
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32 // match that an element is inserted into parts 0-7. The backend better
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33 // turn that into a single dup instruction
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34 // CHECK: insertelement {{.*, i32 0 *$}}
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35 // CHECK: insertelement {{.*, i32 1 *$}}
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36 // CHECK: insertelement {{.*, i32 2 *$}}
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37 // CHECK: insertelement {{.*, i32 3 *$}}
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38 // CHECK: insertelement {{.*, i32 4 *$}}
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39 // CHECK: insertelement {{.*, i32 5 *$}}
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40 // CHECK: insertelement {{.*, i32 6 *$}}
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41 // CHECK: insertelement {{.*, i32 7 *$}}
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42 }