test/Transforms/IndVarSimplify/2007-01-08-X86-64-Pointer.ll


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19

; RUN: llc %s -o - -march=x86-64 | grep {(%rdi,%rax,8)}
; RUN: llc %s -o - -march=x86-64 | not grep {addq.*8}

define void @foo(double* %y) nounwind {
entry:
        br label %bb

bb:
        %i = phi i64 [ 0, %entry ], [ %k, %bb ]
        %j = getelementptr double* %y, i64 %i
        store double 0.000000e+00, double* %j
        %k = add i64 %i, 1
        %n = icmp eq i64 %k, 0
        br i1 %n, label %return, label %bb

return:
        ret void
}