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- ; RUN: opt < %s -basicaa -loop-vectorize -force-vector-interleave=1 -force-vector-width=4 -dce -instcombine -S | FileCheck %s
- ; From a simple program with two address spaces:
- ; char Y[4*10000] __attribute__((address_space(1)));
- ; char X[4*10000];
- ; int main() {
- ; for (int i = 0; i < 4*10000; ++i)
- ; X[i] = Y[i] + 1;
- ; return 0;
- ;}
- target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
- target triple = "x86_64-unknown-linux-gnu"
- @Y = common addrspace(1) global [40000 x i8] zeroinitializer, align 16
- @X = common global [40000 x i8] zeroinitializer, align 16
- ;CHECK-LABEL: @main(
- ;CHECK: bitcast i8 addrspace(1)* %{{.*}} to <4 x i8> addrspace(1)*
- ;CHECK: bitcast i8* %{{.*}} to <4 x i8>*
- ; Function Attrs: nounwind uwtable
- define i32 @main() #0 {
- entry:
- br label %for.body
- for.body: ; preds = %for.body, %entry
- %indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.body ]
- %arrayidx = getelementptr inbounds [40000 x i8], [40000 x i8] addrspace(1)* @Y, i64 0, i64 %indvars.iv
- %0 = load i8, i8 addrspace(1)* %arrayidx, align 1
- %add = add i8 %0, 1
- %arrayidx3 = getelementptr inbounds [40000 x i8], [40000 x i8]* @X, i64 0, i64 %indvars.iv
- store i8 %add, i8* %arrayidx3, align 1
- %indvars.iv.next = add i64 %indvars.iv, 1
- %lftr.wideiv = trunc i64 %indvars.iv.next to i32
- %exitcond = icmp eq i32 %lftr.wideiv, 40000
- br i1 %exitcond, label %for.end, label %for.body
- for.end: ; preds = %for.body
- ret i32 0
- }
- attributes #0 = { nounwind uwtable "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-frame-pointer-elim-non-leaf"="false" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "unsafe-fp-math"="false" "use-soft-float"="false" }
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