third_party/llvm-7.0/llvm/test/CodeGen/AArch64/arm64-fp128-folding.ll

; RUN: llc < %s -mtriple=arm64-eabi -verify-machineinstrs | FileCheck %s
declare void @bar(i8*, i8*, i32*)

; SelectionDAG used to try to fold some fp128 operations using the ppc128 type,
; which is not supported.

define fp128 @test_folding() {
; CHECK-LABEL: test_folding:
  %l = alloca i32
  store i32 42, i32* %l
  %val = load i32, i32* %l
  %fpval = sitofp i32 %val to fp128
  ; If the value is loaded from a constant pool into an fp128, it's been folded
  ; successfully.
; CHECK: ldr {{q[0-9]+}}, [{{x[0-9]+}},
  ret fp128 %fpval
}