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      1 ; RUN: llc -verify-machineinstrs -o - %s -mtriple=arm64-apple-ios7.0 | FileCheck %s
      2 
      3 @var = global float 0.0
      4 
      5 define void @foo() {
      6 ; CHECK-LABEL: foo:
      7 
      8 ; CHECK: stp d15, d14, [sp
      9 ; CHECK: stp d13, d12, [sp
     10 ; CHECK: stp d11, d10, [sp
     11 ; CHECK: stp d9, d8, [sp
     12 
     13   ; Create lots of live variables to exhaust the supply of
     14   ; caller-saved registers
     15   %val1 = load volatile float, float* @var
     16   %val2 = load volatile float, float* @var
     17   %val3 = load volatile float, float* @var
     18   %val4 = load volatile float, float* @var
     19   %val5 = load volatile float, float* @var
     20   %val6 = load volatile float, float* @var
     21   %val7 = load volatile float, float* @var
     22   %val8 = load volatile float, float* @var
     23   %val9 = load volatile float, float* @var
     24   %val10 = load volatile float, float* @var
     25   %val11 = load volatile float, float* @var
     26   %val12 = load volatile float, float* @var
     27   %val13 = load volatile float, float* @var
     28   %val14 = load volatile float, float* @var
     29   %val15 = load volatile float, float* @var
     30   %val16 = load volatile float, float* @var
     31   %val17 = load volatile float, float* @var
     32   %val18 = load volatile float, float* @var
     33   %val19 = load volatile float, float* @var
     34   %val20 = load volatile float, float* @var
     35   %val21 = load volatile float, float* @var
     36   %val22 = load volatile float, float* @var
     37   %val23 = load volatile float, float* @var
     38   %val24 = load volatile float, float* @var
     39   %val25 = load volatile float, float* @var
     40   %val26 = load volatile float, float* @var
     41   %val27 = load volatile float, float* @var
     42   %val28 = load volatile float, float* @var
     43   %val29 = load volatile float, float* @var
     44   %val30 = load volatile float, float* @var
     45   %val31 = load volatile float, float* @var
     46   %val32 = load volatile float, float* @var
     47 
     48   store volatile float %val1, float* @var
     49   store volatile float %val2, float* @var
     50   store volatile float %val3, float* @var
     51   store volatile float %val4, float* @var
     52   store volatile float %val5, float* @var
     53   store volatile float %val6, float* @var
     54   store volatile float %val7, float* @var
     55   store volatile float %val8, float* @var
     56   store volatile float %val9, float* @var
     57   store volatile float %val10, float* @var
     58   store volatile float %val11, float* @var
     59   store volatile float %val12, float* @var
     60   store volatile float %val13, float* @var
     61   store volatile float %val14, float* @var
     62   store volatile float %val15, float* @var
     63   store volatile float %val16, float* @var
     64   store volatile float %val17, float* @var
     65   store volatile float %val18, float* @var
     66   store volatile float %val19, float* @var
     67   store volatile float %val20, float* @var
     68   store volatile float %val21, float* @var
     69   store volatile float %val22, float* @var
     70   store volatile float %val23, float* @var
     71   store volatile float %val24, float* @var
     72   store volatile float %val25, float* @var
     73   store volatile float %val26, float* @var
     74   store volatile float %val27, float* @var
     75   store volatile float %val28, float* @var
     76   store volatile float %val29, float* @var
     77   store volatile float %val30, float* @var
     78   store volatile float %val31, float* @var
     79   store volatile float %val32, float* @var
     80 
     81 ; CHECK: ldp     d9, d8, [sp
     82 ; CHECK: ldp     d11, d10, [sp
     83 ; CHECK: ldp     d13, d12, [sp
     84 ; CHECK: ldp     d15, d14, [sp
     85   ret void
     86 }
     87