| ; RUN: opt < %s -basic-aa -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" |
| |
| @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" "frame-pointer"="none" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "unsafe-fp-math"="false" "use-soft-float"="false" } |
