forked from OSchip/llvm-project
61 lines
2.7 KiB
LLVM
61 lines
2.7 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; RUN: opt -vectorizer-maximize-bandwidth -mtriple=powerpc64le-- -S \
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; RUN: -targetlibinfo -loop-simplify -loop-rotate -loop-vectorize \
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; RUN: -instcombine -simplifycfg -force-vector-interleave=1 < %s | FileCheck %s
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define dso_local double @test(float* %Arr) {
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; CHECK-LABEL: @test(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: br label [[VECTOR_BODY:%.*]]
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; CHECK: vector.body:
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; CHECK-NEXT: [[INDEX:%.*]] = phi i32 [ 0, [[ENTRY:%.*]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
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; CHECK-NEXT: [[VEC_PHI:%.*]] = phi <2 x double> [ zeroinitializer, [[ENTRY]] ], [ [[TMP5:%.*]], [[VECTOR_BODY]] ]
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; CHECK-NEXT: [[TMP0:%.*]] = sext i32 [[INDEX]] to i64
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; CHECK-NEXT: [[TMP1:%.*]] = getelementptr inbounds float, float* [[ARR:%.*]], i64 [[TMP0]]
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; CHECK-NEXT: [[TMP2:%.*]] = bitcast float* [[TMP1]] to <2 x float>*
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; CHECK-NEXT: [[WIDE_LOAD:%.*]] = load <2 x float>, <2 x float>* [[TMP2]], align 4
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; CHECK-NEXT: [[TMP3:%.*]] = fpext <2 x float> [[WIDE_LOAD]] to <2 x double>
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; CHECK-NEXT: [[TMP4:%.*]] = call fast <2 x double> @__sind2_massv(<2 x double> [[TMP3]])
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; CHECK-NEXT: [[TMP5]] = fadd fast <2 x double> [[VEC_PHI]], [[TMP4]]
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; CHECK-NEXT: [[INDEX_NEXT]] = add i32 [[INDEX]], 2
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; CHECK-NEXT: [[TMP6:%.*]] = icmp eq i32 [[INDEX_NEXT]], 128
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; CHECK-NEXT: br i1 [[TMP6]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop !0
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; CHECK: middle.block:
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; CHECK-NEXT: [[RDX_SHUF:%.*]] = shufflevector <2 x double> [[TMP5]], <2 x double> undef, <2 x i32> <i32 1, i32 undef>
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; CHECK-NEXT: [[BIN_RDX:%.*]] = fadd fast <2 x double> [[TMP5]], [[RDX_SHUF]]
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; CHECK-NEXT: [[TMP7:%.*]] = extractelement <2 x double> [[BIN_RDX]], i32 0
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; CHECK-NEXT: ret double [[TMP7]]
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;
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entry:
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br label %for.cond
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for.cond:
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%Sum.0 = phi double [ 0.000000e+00, %entry ], [ %add, %for.inc ]
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%i.0 = phi i32 [ 0, %entry ], [ %inc, %for.inc ]
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%cmp = icmp slt i32 %i.0, 128
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br i1 %cmp, label %for.body, label %for.cond.cleanup
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for.cond.cleanup:
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br label %for.end
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for.body:
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%idxprom = sext i32 %i.0 to i64
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%arrayidx = getelementptr inbounds float, float* %Arr, i64 %idxprom
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%0 = load float, float* %arrayidx, align 4
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%conv = fpext float %0 to double
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%1 = call fast double @llvm.sin.f64(double %conv) #1
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%add = fadd fast double %Sum.0, %1
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br label %for.inc
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for.inc:
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%inc = add nsw i32 %i.0, 1
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br label %for.cond
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for.end:
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ret double %Sum.0
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}
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declare double @llvm.sin.f64(double) #0
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declare <2 x double> @__sind2_massv(<2 x double>) #0
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attributes #0 = { nounwind readnone speculatable willreturn }
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attributes #1 = { "vector-function-abi-variant"="_ZGV_LLVM_N2v_llvm.sin.f64(__sind2_massv)" }
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