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1; RUN: llc -march=x86-64 -mcpu=generic -mtriple=x86_64-unknown-linux-gnu -relocation-model=static -asm-verbose=false < %s | FileCheck %s
2; RUN: llc -march=x86-64 -mcpu=atom -mtriple=x86_64-unknown-linux-gnu -relocation-model=static -asm-verbose=false < %s | FileCheck -check-prefix=ATOM %s
3
4; CHECK: xorl  %eax, %eax
5; CHECK: movsd .LCPI0_0(%rip), %xmm0
6; CHECK: align
7; CHECK-NEXT: BB0_2:
8; CHECK-NEXT: movsd A(,%rax,8)
9; CHECK-NEXT: mulsd
10; CHECK-NEXT: movsd
11; CHECK-NEXT: incq %rax
12
13
14; ATOM: xorl  %eax, %eax
15; ATOM: movsd .LCPI0_0(%rip), %xmm0
16; ATOM: align
17; ATOM-NEXT: BB0_2:
18; ATOM-NEXT: movsd A(,%rax,8)
19; ATOM-NEXT: mulsd
20; ATOM-NEXT: movsd
21; ATOM-NEXT: incq %rax
22
23@A = external global [0 x double]
24
25define void @foo(i64 %n) nounwind {
26entry:
27  %cmp5 = icmp sgt i64 %n, 0
28  br i1 %cmp5, label %for.body, label %for.end
29
30for.body:
31  %i.06 = phi i64 [ %inc, %for.body ], [ 0, %entry ]
32  %arrayidx = getelementptr [0 x double], [0 x double]* @A, i64 0, i64 %i.06
33  %tmp3 = load double, double* %arrayidx, align 8
34  %mul = fmul double %tmp3, 2.300000e+00
35  store double %mul, double* %arrayidx, align 8
36  %inc = add nsw i64 %i.06, 1
37  %exitcond = icmp eq i64 %inc, %n
38  br i1 %exitcond, label %for.end, label %for.body
39
40for.end:
41  ret void
42}
43