1 ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
2 ; RUN: opt < %s -O3 -S | FileCheck %s
3 ; RUN: opt < %s -passes='default<O3>' -S | FileCheck %s
5 target datalayout = "e-m:e-p:32:32-Fi8-i64:64-v128:64:128-a:0:32-n32-S64"
6 target triple = "thumbv8.1m.main-none-none-eabi"
8 define arm_aapcs_vfpcc half @vecAddAcrossF16Mve(<8 x half> %in) #0 {
9 ; CHECK-LABEL: @vecAddAcrossF16Mve(
11 ; CHECK-NEXT: [[TMP0:%.*]] = shufflevector <8 x half> [[IN:%.*]], <8 x half> poison, <8 x i32> <i32 1, i32 0, i32 3, i32 2, i32 5, i32 4, i32 7, i32 6>
12 ; CHECK-NEXT: [[TMP1:%.*]] = fadd fast <8 x half> [[TMP0]], [[IN]]
13 ; CHECK-NEXT: [[TMP2:%.*]] = bitcast <8 x half> [[TMP1]] to <4 x i32>
14 ; CHECK-NEXT: [[TMP3:%.*]] = shufflevector <4 x i32> [[TMP2]], <4 x i32> poison, <4 x i32> <i32 1, i32 poison, i32 3, i32 poison>
15 ; CHECK-NEXT: [[TMP4:%.*]] = bitcast <4 x i32> [[TMP3]] to <8 x half>
16 ; CHECK-NEXT: [[TMP5:%.*]] = fadd fast <8 x half> [[TMP1]], [[TMP4]]
17 ; CHECK-NEXT: [[TMP6:%.*]] = extractelement <8 x half> [[TMP5]], i64 0
18 ; CHECK-NEXT: [[TMP7:%.*]] = extractelement <8 x half> [[TMP5]], i64 4
19 ; CHECK-NEXT: [[ADD:%.*]] = fadd fast half [[TMP6]], [[TMP7]]
20 ; CHECK-NEXT: ret half [[ADD]]
23 %0 = shufflevector <8 x half> %in, <8 x half> poison, <8 x i32> <i32 1, i32 0, i32 3, i32 2, i32 5, i32 4, i32 7, i32 6>
24 %1 = fadd fast <8 x half> %0, %in
25 %2 = bitcast <8 x half> %1 to <4 x i32>
26 %3 = shufflevector <4 x i32> %2, <4 x i32> poison, <4 x i32> <i32 1, i32 0, i32 3, i32 2>
27 %4 = bitcast <4 x i32> %3 to <8 x half>
28 %5 = fadd fast <8 x half> %1, %4
29 %6 = extractelement <8 x half> %5, i32 0
30 %7 = extractelement <8 x half> %5, i32 4
31 %add = fadd fast half %6, %7
35 define arm_aapcs_vfpcc float @vecAddAcrossF32Mve(<4 x float> %in) {
36 ; CHECK-LABEL: @vecAddAcrossF32Mve(
38 ; CHECK-NEXT: [[TMP0:%.*]] = extractelement <4 x float> [[IN:%.*]], i64 0
39 ; CHECK-NEXT: [[TMP1:%.*]] = extractelement <4 x float> [[IN]], i64 1
40 ; CHECK-NEXT: [[ADD:%.*]] = fadd fast float [[TMP0]], [[TMP1]]
41 ; CHECK-NEXT: [[TMP2:%.*]] = extractelement <4 x float> [[IN]], i64 2
42 ; CHECK-NEXT: [[ADD1:%.*]] = fadd fast float [[ADD]], [[TMP2]]
43 ; CHECK-NEXT: [[TMP3:%.*]] = extractelement <4 x float> [[IN]], i64 3
44 ; CHECK-NEXT: [[ADD2:%.*]] = fadd fast float [[ADD1]], [[TMP3]]
45 ; CHECK-NEXT: ret float [[ADD2]]
48 %0 = extractelement <4 x float> %in, i32 0
49 %1 = extractelement <4 x float> %in, i32 1
50 %add = fadd fast float %0, %1
51 %2 = extractelement <4 x float> %in, i32 2
52 %add1 = fadd fast float %add, %2
53 %3 = extractelement <4 x float> %in, i32 3
54 %add2 = fadd fast float %add1, %3
58 attributes #0 = { "target-features"="+mve.fp" }