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; RUN: opt < %s -indvars -S | FileCheck %s
; RUN: opt < %s -indvars -disable-iv-rewrite -S | FileCheck %s
; CHECK-NOT: and
; CHECK-NOT: zext
target datalayout = "-p:64:64:64-n:32:64"
define void @foo(double* %d, i64 %n) nounwind {
entry:
br label %loop
loop:
%indvar = phi i64 [ 0, %entry ], [ %indvar.next, %loop ]
%indvar.i8 = and i64 %indvar, 255
%t0 = getelementptr double* %d, i64 %indvar.i8
%t1 = load double* %t0
%t2 = fmul double %t1, 0.1
store double %t2, double* %t0
%indvar.i24 = and i64 %indvar, 16777215
%t3 = getelementptr double* %d, i64 %indvar.i24
%t4 = load double* %t3
%t5 = fmul double %t4, 2.3
store double %t5, double* %t3
%t6 = getelementptr double* %d, i64 %indvar
%t7 = load double* %t6
%t8 = fmul double %t7, 4.5
store double %t8, double* %t6
%indvar.next = add i64 %indvar, 1
%exitcond = icmp eq i64 %indvar.next, 10
br i1 %exitcond, label %return, label %loop
return:
ret void
}
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