xref: /aosp_15_r20/external/llvm/test/CodeGen/Hexagon/rdf-dead-loop.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker; RUN: llc -march=hexagon < %s | FileCheck %s
2*9880d681SAndroid Build Coastguard Worker; CHECK-NOT: ={{.*}}add
3*9880d681SAndroid Build Coastguard Worker; CHECK-NOT: mem{{[bdhwu]}}
4*9880d681SAndroid Build Coastguard Worker
5*9880d681SAndroid Build Coastguard Workerdefine void @main() #0 {
6*9880d681SAndroid Build Coastguard Workerentry:
7*9880d681SAndroid Build Coastguard Worker  br label %body
8*9880d681SAndroid Build Coastguard Worker
9*9880d681SAndroid Build Coastguard Workerbody:
10*9880d681SAndroid Build Coastguard Worker  %ip_vec30 = phi <2 x i32> [ %ip_vec, %body ], [ zeroinitializer, %entry ]
11*9880d681SAndroid Build Coastguard Worker  %scevgep.phi = phi i32* [ %scevgep.inc, %body ], [ undef, %entry ]
12*9880d681SAndroid Build Coastguard Worker  %polly.indvar = phi i32 [ %polly.indvar_next, %body ], [ 0, %entry ]
13*9880d681SAndroid Build Coastguard Worker  %vector_ptr = bitcast i32* %scevgep.phi to <2 x i32>*
14*9880d681SAndroid Build Coastguard Worker  %_p_vec_full = load <2 x i32>, <2 x i32>* %vector_ptr, align 8
15*9880d681SAndroid Build Coastguard Worker  %ip_vec = add <2 x i32> %_p_vec_full, %ip_vec30
16*9880d681SAndroid Build Coastguard Worker  %polly.indvar_next = add nsw i32 %polly.indvar, 2
17*9880d681SAndroid Build Coastguard Worker  %polly.loop_cond = icmp slt i32 %polly.indvar, 4
18*9880d681SAndroid Build Coastguard Worker  %scevgep.inc = getelementptr i32, i32* %scevgep.phi, i32 2
19*9880d681SAndroid Build Coastguard Worker  br i1 %polly.loop_cond, label %body, label %exit
20*9880d681SAndroid Build Coastguard Worker
21*9880d681SAndroid Build Coastguard Workerexit:
22*9880d681SAndroid Build Coastguard Worker  %0 = extractelement <2 x i32> %ip_vec, i32 1
23*9880d681SAndroid Build Coastguard Worker  ret void
24*9880d681SAndroid Build Coastguard Worker
25*9880d681SAndroid Build Coastguard Worker}
26*9880d681SAndroid Build Coastguard Worker
27*9880d681SAndroid Build Coastguard Workerattributes #0 = { "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf"="true" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "unsafe-fp-math"="false" "use-soft-float"="false" }
28*9880d681SAndroid Build Coastguard Worker
29*9880d681SAndroid Build Coastguard Worker!0 = !{!"int", !1}
30*9880d681SAndroid Build Coastguard Worker!1 = !{!"omnipotent char", !2}
31*9880d681SAndroid Build Coastguard Worker!2 = !{!"Simple C/C++ TBAA"}
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