llvm-6502/test/CodeGen/X86/stride-reuse.ll

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; RUN: llc < %s -march=x86 | FileCheck %s
; RUN: llc < %s -mtriple=x86_64-linux | FileCheck %s
; CHECK-NOT: lea
@B = external global [1000 x float], align 32
@A = external global [1000 x float], align 32
@P = external global [1000 x i32], align 32
define void @foo(i32 %m) nounwind {
entry:
%tmp1 = icmp sgt i32 %m, 0
br i1 %tmp1, label %bb, label %return
bb:
%i.019.0 = phi i32 [ %indvar.next, %bb ], [ 0, %entry ]
%tmp2 = getelementptr [1000 x float]* @B, i32 0, i32 %i.019.0
%tmp3 = load float* %tmp2, align 4
%tmp4 = fmul float %tmp3, 2.000000e+00
%tmp5 = getelementptr [1000 x float]* @A, i32 0, i32 %i.019.0
store float %tmp4, float* %tmp5, align 4
%tmp8 = shl i32 %i.019.0, 1
%tmp9 = add i32 %tmp8, 64
%tmp10 = getelementptr [1000 x i32]* @P, i32 0, i32 %i.019.0
store i32 %tmp9, i32* %tmp10, align 4
%indvar.next = add i32 %i.019.0, 1
%exitcond = icmp eq i32 %indvar.next, %m
br i1 %exitcond, label %return, label %bb
return:
ret void
}