xref: /aosp_15_r20/external/llvm/test/CodeGen/X86/stride-nine-with-base-reg.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker; RUN: llc < %s -march=x86 -relocation-model=static | FileCheck %s
2*9880d681SAndroid Build Coastguard Worker; RUN: llc < %s -mtriple=x86_64-linux               | FileCheck %s
3*9880d681SAndroid Build Coastguard Worker; CHECK-NOT:     lea
4*9880d681SAndroid Build Coastguard Worker
5*9880d681SAndroid Build Coastguard Worker; P should be sunk into the loop and folded into the address mode. There
6*9880d681SAndroid Build Coastguard Worker; shouldn't be any lea instructions inside the loop.
7*9880d681SAndroid Build Coastguard Worker
8*9880d681SAndroid Build Coastguard Worker@B = external global [1000 x i8], align 32
9*9880d681SAndroid Build Coastguard Worker@A = external global [1000 x i8], align 32
10*9880d681SAndroid Build Coastguard Worker@P = external global [1000 x i8], align 32
11*9880d681SAndroid Build Coastguard Worker@Q = external global [1000 x i8], align 32
12*9880d681SAndroid Build Coastguard Worker
13*9880d681SAndroid Build Coastguard Workerdefine void @foo(i32 %m, i32 %p) nounwind {
14*9880d681SAndroid Build Coastguard Workerentry:
15*9880d681SAndroid Build Coastguard Worker	%tmp1 = icmp sgt i32 %m, 0
16*9880d681SAndroid Build Coastguard Worker	br i1 %tmp1, label %bb, label %return
17*9880d681SAndroid Build Coastguard Worker
18*9880d681SAndroid Build Coastguard Workerbb:
19*9880d681SAndroid Build Coastguard Worker	%i.019.0 = phi i32 [ %indvar.next, %bb ], [ 0, %entry ]
20*9880d681SAndroid Build Coastguard Worker	%tmp2 = getelementptr [1000 x i8], [1000 x i8]* @B, i32 0, i32 %i.019.0
21*9880d681SAndroid Build Coastguard Worker	%tmp3 = load i8, i8* %tmp2, align 4
22*9880d681SAndroid Build Coastguard Worker	%tmp4 = mul i8 %tmp3, 2
23*9880d681SAndroid Build Coastguard Worker	%tmp5 = getelementptr [1000 x i8], [1000 x i8]* @A, i32 0, i32 %i.019.0
24*9880d681SAndroid Build Coastguard Worker	store i8 %tmp4, i8* %tmp5, align 4
25*9880d681SAndroid Build Coastguard Worker	%tmp8 = mul i32 %i.019.0, 9
26*9880d681SAndroid Build Coastguard Worker        %tmp0 = add i32 %tmp8, %p
27*9880d681SAndroid Build Coastguard Worker	%tmp10 = getelementptr [1000 x i8], [1000 x i8]* @P, i32 0, i32 %tmp0
28*9880d681SAndroid Build Coastguard Worker	store i8 17, i8* %tmp10, align 4
29*9880d681SAndroid Build Coastguard Worker	%tmp11 = getelementptr [1000 x i8], [1000 x i8]* @Q, i32 0, i32 %tmp0
30*9880d681SAndroid Build Coastguard Worker	store i8 19, i8* %tmp11, align 4
31*9880d681SAndroid Build Coastguard Worker	%indvar.next = add i32 %i.019.0, 1
32*9880d681SAndroid Build Coastguard Worker	%exitcond = icmp eq i32 %indvar.next, %m
33*9880d681SAndroid Build Coastguard Worker	br i1 %exitcond, label %return, label %bb
34*9880d681SAndroid Build Coastguard Worker
35*9880d681SAndroid Build Coastguard Workerreturn:
36*9880d681SAndroid Build Coastguard Worker	ret void
37*9880d681SAndroid Build Coastguard Worker}
38*9880d681SAndroid Build Coastguard Worker
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