xref: /aosp_15_r20/external/llvm/test/CodeGen/X86/stride-reuse.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1; RUN: llc < %s -mcpu=generic -march=x86            | FileCheck %s
2; RUN: llc < %s -mcpu=generic -mtriple=x86_64-linux | FileCheck %s
3; CHECK-NOT:     lea
4
5@B = external global [1000 x float], align 32
6@A = external global [1000 x float], align 32
7@P = external global [1000 x i32], align 32
8
9define void @foo(i32 %m) nounwind {
10entry:
11	%tmp1 = icmp sgt i32 %m, 0
12	br i1 %tmp1, label %bb, label %return
13
14bb:
15	%i.019.0 = phi i32 [ %indvar.next, %bb ], [ 0, %entry ]
16	%tmp2 = getelementptr [1000 x float], [1000 x float]* @B, i32 0, i32 %i.019.0
17	%tmp3 = load float, float* %tmp2, align 4
18	%tmp4 = fmul float %tmp3, 2.000000e+00
19	%tmp5 = getelementptr [1000 x float], [1000 x float]* @A, i32 0, i32 %i.019.0
20	store float %tmp4, float* %tmp5, align 4
21	%tmp8 = shl i32 %i.019.0, 1
22	%tmp9 = add i32 %tmp8, 64
23	%tmp10 = getelementptr [1000 x i32], [1000 x i32]* @P, i32 0, i32 %i.019.0
24	store i32 %tmp9, i32* %tmp10, align 4
25	%indvar.next = add i32 %i.019.0, 1
26	%exitcond = icmp eq i32 %indvar.next, %m
27	br i1 %exitcond, label %return, label %bb
28
29return:
30	ret void
31}
32