llvm-project/llvm/test/CodeGen/Hexagon/rdf-dead-loop.ll

32 lines
1.1 KiB
LLVM

; RUN: llc -march=hexagon < %s | FileCheck %s
; CHECK-NOT: ={{.*}}add
; CHECK-NOT: mem{{[bdhwu]}}
define void @main() #0 {
entry:
br label %body
body:
%ip_vec30 = phi <2 x i32> [ %ip_vec, %body ], [ zeroinitializer, %entry ]
%scevgep.phi = phi i32* [ %scevgep.inc, %body ], [ undef, %entry ]
%polly.indvar = phi i32 [ %polly.indvar_next, %body ], [ 0, %entry ]
%vector_ptr = bitcast i32* %scevgep.phi to <2 x i32>*
%_p_vec_full = load <2 x i32>, <2 x i32>* %vector_ptr, align 8
%ip_vec = add <2 x i32> %_p_vec_full, %ip_vec30
%polly.indvar_next = add nsw i32 %polly.indvar, 2
%polly.loop_cond = icmp slt i32 %polly.indvar, 4
%scevgep.inc = getelementptr i32, i32* %scevgep.phi, i32 2
br i1 %polly.loop_cond, label %body, label %exit
exit:
%0 = extractelement <2 x i32> %ip_vec, i32 1
ret void
}
attributes #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" }
!0 = !{!"int", !1}
!1 = !{!"omnipotent char", !2}
!2 = !{!"Simple C/C++ TBAA"}