test/CodeGen/X86/widen_load-0.ll


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; RUN: llc < %s -o - -march=x86-64 | FileCheck %s
; PR4891

; Both loads should happen before either store.

; CHECK: movl  (%rdi), %eax
; CHECK: movl  (%rsi), %ecx
; CHECK: movl  %ecx, (%rdi)
; CHECK: movl  %eax, (%rsi)

define void @short2_int_swap(<2 x i16>* nocapture %b, i32* nocapture %c) nounwind {
entry:
  %0 = load <2 x i16>* %b, align 2                ; <<2 x i16>> [#uses=1]
  %1 = load i32* %c, align 4                      ; <i32> [#uses=1]
  %tmp1 = bitcast i32 %1 to <2 x i16>             ; <<2 x i16>> [#uses=1]
  store <2 x i16> %tmp1, <2 x i16>* %b, align 2
  %tmp5 = bitcast <2 x i16> %0 to <1 x i32>       ; <<1 x i32>> [#uses=1]
  %tmp3 = extractelement <1 x i32> %tmp5, i32 0   ; <i32> [#uses=1]
  store i32 %tmp3, i32* %c, align 4
  ret void
}