101 lines
3.2 KiB
LLVM
101 lines
3.2 KiB
LLVM
; RUN: opt < %s -loop-vectorize -mtriple=x86_64-apple-macosx10.8.0 -mcpu=corei7 -S | FileCheck %s
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target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
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target triple = "x86_64-unknown-linux-gnu"
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; Function Attrs: nounwind uwtable
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define void @test1(float* noalias nocapture %a, float* noalias nocapture readonly %b) #0 {
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entry:
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br label %for.body
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; CHECK-LABEL: @test1
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; CHECK: vector.body:
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; CHECK: @llvm.assume
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; CHECK: @llvm.assume
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; CHECK: @llvm.assume
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; CHECK: @llvm.assume
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; CHECK: @llvm.assume
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; CHECK: @llvm.assume
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; CHECK: @llvm.assume
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; CHECK: @llvm.assume
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; CHECK: for.body:
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; CHECK: ret void
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for.body: ; preds = %for.body, %entry
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%indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.body ]
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%arrayidx = getelementptr inbounds float, float* %b, i64 %indvars.iv
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%0 = load float, float* %arrayidx, align 4
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%cmp1 = fcmp ogt float %0, 1.000000e+02
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tail call void @llvm.assume(i1 %cmp1)
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%add = fadd float %0, 1.000000e+00
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%arrayidx5 = getelementptr inbounds float, float* %a, i64 %indvars.iv
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store float %add, float* %arrayidx5, align 4
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%indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
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%exitcond = icmp eq i64 %indvars.iv, 1599
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br i1 %exitcond, label %for.end, label %for.body
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for.end: ; preds = %for.body
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ret void
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}
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; Function Attrs: nounwind
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declare void @llvm.assume(i1) #1
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attributes #0 = { nounwind uwtable }
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attributes #1 = { nounwind }
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%struct.data = type { float*, float* }
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; Function Attrs: nounwind uwtable
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define void @test2(%struct.data* nocapture readonly %d) #0 {
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entry:
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%b = getelementptr inbounds %struct.data, %struct.data* %d, i64 0, i32 1
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%0 = load float*, float** %b, align 8
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%ptrint = ptrtoint float* %0 to i64
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%maskedptr = and i64 %ptrint, 31
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%maskcond = icmp eq i64 %maskedptr, 0
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%a = getelementptr inbounds %struct.data, %struct.data* %d, i64 0, i32 0
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%1 = load float*, float** %a, align 8
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%ptrint2 = ptrtoint float* %1 to i64
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%maskedptr3 = and i64 %ptrint2, 31
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%maskcond4 = icmp eq i64 %maskedptr3, 0
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br label %for.body
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; CHECK-LABEL: @test2
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; CHECK: vector.body:
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; CHECK: @llvm.assume
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; CHECK: @llvm.assume
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; CHECK: @llvm.assume
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; CHECK: @llvm.assume
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; CHECK: @llvm.assume
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; CHECK: @llvm.assume
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; CHECK: @llvm.assume
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; CHECK: @llvm.assume
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; CHECK: @llvm.assume
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; CHECK: @llvm.assume
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; CHECK: @llvm.assume
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; CHECK: @llvm.assume
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; CHECK: @llvm.assume
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; CHECK: @llvm.assume
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; CHECK: @llvm.assume
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; CHECK: @llvm.assume
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; CHECK: for.body:
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; CHECK: ret void
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for.body: ; preds = %for.body, %entry
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%indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.body ]
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tail call void @llvm.assume(i1 %maskcond)
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%arrayidx = getelementptr inbounds float, float* %0, i64 %indvars.iv
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%2 = load float, float* %arrayidx, align 4
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%add = fadd float %2, 1.000000e+00
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tail call void @llvm.assume(i1 %maskcond4)
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%arrayidx5 = getelementptr inbounds float, float* %1, i64 %indvars.iv
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store float %add, float* %arrayidx5, align 4
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%indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
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%exitcond = icmp eq i64 %indvars.iv, 1599
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br i1 %exitcond, label %for.end, label %for.body
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for.end: ; preds = %for.body
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ret void
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}
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