xref: /aosp_15_r20/external/llvm/test/CodeGen/X86/stride-reuse.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker; RUN: llc < %s -mcpu=generic -march=x86            | FileCheck %s
2*9880d681SAndroid Build Coastguard Worker; RUN: llc < %s -mcpu=generic -mtriple=x86_64-linux | FileCheck %s
3*9880d681SAndroid Build Coastguard Worker; CHECK-NOT:     lea
4*9880d681SAndroid Build Coastguard Worker
5*9880d681SAndroid Build Coastguard Worker@B = external global [1000 x float], align 32
6*9880d681SAndroid Build Coastguard Worker@A = external global [1000 x float], align 32
7*9880d681SAndroid Build Coastguard Worker@P = external global [1000 x i32], align 32
8*9880d681SAndroid Build Coastguard Worker
9*9880d681SAndroid Build Coastguard Workerdefine void @foo(i32 %m) nounwind {
10*9880d681SAndroid Build Coastguard Workerentry:
11*9880d681SAndroid Build Coastguard Worker	%tmp1 = icmp sgt i32 %m, 0
12*9880d681SAndroid Build Coastguard Worker	br i1 %tmp1, label %bb, label %return
13*9880d681SAndroid Build Coastguard Worker
14*9880d681SAndroid Build Coastguard Workerbb:
15*9880d681SAndroid Build Coastguard Worker	%i.019.0 = phi i32 [ %indvar.next, %bb ], [ 0, %entry ]
16*9880d681SAndroid Build Coastguard Worker	%tmp2 = getelementptr [1000 x float], [1000 x float]* @B, i32 0, i32 %i.019.0
17*9880d681SAndroid Build Coastguard Worker	%tmp3 = load float, float* %tmp2, align 4
18*9880d681SAndroid Build Coastguard Worker	%tmp4 = fmul float %tmp3, 2.000000e+00
19*9880d681SAndroid Build Coastguard Worker	%tmp5 = getelementptr [1000 x float], [1000 x float]* @A, i32 0, i32 %i.019.0
20*9880d681SAndroid Build Coastguard Worker	store float %tmp4, float* %tmp5, align 4
21*9880d681SAndroid Build Coastguard Worker	%tmp8 = shl i32 %i.019.0, 1
22*9880d681SAndroid Build Coastguard Worker	%tmp9 = add i32 %tmp8, 64
23*9880d681SAndroid Build Coastguard Worker	%tmp10 = getelementptr [1000 x i32], [1000 x i32]* @P, i32 0, i32 %i.019.0
24*9880d681SAndroid Build Coastguard Worker	store i32 %tmp9, i32* %tmp10, align 4
25*9880d681SAndroid Build Coastguard Worker	%indvar.next = add i32 %i.019.0, 1
26*9880d681SAndroid Build Coastguard Worker	%exitcond = icmp eq i32 %indvar.next, %m
27*9880d681SAndroid Build Coastguard Worker	br i1 %exitcond, label %return, label %bb
28*9880d681SAndroid Build Coastguard Worker
29*9880d681SAndroid Build Coastguard Workerreturn:
30*9880d681SAndroid Build Coastguard Worker	ret void
31*9880d681SAndroid Build Coastguard Worker}
32