1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
|
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt -vectorizer-maximize-bandwidth -mtriple=powerpc64le-- -S \
; RUN: -targetlibinfo -loop-simplify -loop-rotate -loop-vectorize \
; RUN: -instcombine -simplifycfg -force-vector-interleave=1 < %s | FileCheck %s
define dso_local double @test(float* %Arr) {
; CHECK-LABEL: @test(
; CHECK-NEXT: entry:
; CHECK-NEXT: br label [[VECTOR_BODY:%.*]]
; CHECK: vector.body:
; CHECK-NEXT: [[INDEX:%.*]] = phi i32 [ 0, [[ENTRY:%.*]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI:%.*]] = phi <2 x double> [ zeroinitializer, [[ENTRY]] ], [ [[TMP5:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[TMP0:%.*]] = sext i32 [[INDEX]] to i64
; CHECK-NEXT: [[TMP1:%.*]] = getelementptr inbounds float, float* [[ARR:%.*]], i64 [[TMP0]]
; CHECK-NEXT: [[TMP2:%.*]] = bitcast float* [[TMP1]] to <2 x float>*
; CHECK-NEXT: [[WIDE_LOAD:%.*]] = load <2 x float>, <2 x float>* [[TMP2]], align 4
; CHECK-NEXT: [[TMP3:%.*]] = fpext <2 x float> [[WIDE_LOAD]] to <2 x double>
; CHECK-NEXT: [[TMP4:%.*]] = call fast <2 x double> @__sind2_massv(<2 x double> [[TMP3]])
; CHECK-NEXT: [[TMP5]] = fadd fast <2 x double> [[VEC_PHI]], [[TMP4]]
; CHECK-NEXT: [[INDEX_NEXT]] = add i32 [[INDEX]], 2
; CHECK-NEXT: [[TMP6:%.*]] = icmp eq i32 [[INDEX_NEXT]], 128
; CHECK-NEXT: br i1 [[TMP6]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop !0
; CHECK: middle.block:
; CHECK-NEXT: [[RDX_SHUF:%.*]] = shufflevector <2 x double> [[TMP5]], <2 x double> undef, <2 x i32> <i32 1, i32 undef>
; CHECK-NEXT: [[BIN_RDX:%.*]] = fadd fast <2 x double> [[TMP5]], [[RDX_SHUF]]
; CHECK-NEXT: [[TMP7:%.*]] = extractelement <2 x double> [[BIN_RDX]], i32 0
; CHECK-NEXT: ret double [[TMP7]]
;
entry:
br label %for.cond
for.cond:
%Sum.0 = phi double [ 0.000000e+00, %entry ], [ %add, %for.inc ]
%i.0 = phi i32 [ 0, %entry ], [ %inc, %for.inc ]
%cmp = icmp slt i32 %i.0, 128
br i1 %cmp, label %for.body, label %for.cond.cleanup
for.cond.cleanup:
br label %for.end
for.body:
%idxprom = sext i32 %i.0 to i64
%arrayidx = getelementptr inbounds float, float* %Arr, i64 %idxprom
%0 = load float, float* %arrayidx, align 4
%conv = fpext float %0 to double
%1 = call fast double @llvm.sin.f64(double %conv) #1
%add = fadd fast double %Sum.0, %1
br label %for.inc
for.inc:
%inc = add nsw i32 %i.0, 1
br label %for.cond
for.end:
ret double %Sum.0
}
declare double @llvm.sin.f64(double) #0
declare <2 x double> @__sind2_massv(<2 x double>) #0
attributes #0 = { nounwind readnone speculatable willreturn }
attributes #1 = { "vector-function-abi-variant"="_ZGV_LLVM_N2v_llvm.sin.f64(__sind2_massv)" }
|
