xref: /aosp_15_r20/external/llvm/test/CodeGen/Thumb2/ifcvt-neon.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)

; RUN: llc -mtriple=thumb-eabi -mcpu=cortex-a8 %s -o - | FileCheck %s
; rdar://7368193

@a = common global float 0.000000e+00             ; <float*> [#uses=2]
@b = common global float 0.000000e+00             ; <float*> [#uses=1]

define float @t(i32 %c) nounwind {
entry:
  %0 = icmp sgt i32 %c, 1                         ; <i1> [#uses=1]
  %1 = load float, float* @a, align 4                    ; <float> [#uses=2]
  %2 = load float, float* @b, align 4                    ; <float> [#uses=2]
  br i1 %0, label %bb, label %bb1

bb:                                               ; preds = %entry
; CHECK:      vsub.f32
; CHECK-NEXT: vadd.f32
; CHECK:      it gt
  %3 = fadd float %1, %2                          ; <float> [#uses=1]
  br label %bb2

bb1:                                              ; preds = %entry
  %4 = fsub float %1, %2                          ; <float> [#uses=1]
  br label %bb2

bb2:                                              ; preds = %bb1, %bb
  %storemerge = phi float [ %4, %bb1 ], [ %3, %bb ] ; <float> [#uses=2]
  store float %storemerge, float* @a
  ret float %storemerge
}