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1; RUN: llc < %s | FileCheck %s
2; RUN: llc -mattr=+vfp3,+fp16 < %s | FileCheck --check-prefix=CHECK-FP16 %s
3target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-n32"
4target triple = "armv7-eabi"
5
6@x = global i16 12902
7@y = global i16 0
8@z = common global i16 0
9
10define arm_aapcs_vfpcc void @foo() nounwind {
11; CHECK: foo:
12; CHECK-FP6: foo:
13entry:
14  %0 = load i16* @x, align 2
15  %1 = load i16* @y, align 2
16  %2 = tail call float @llvm.convert.from.fp16(i16 %0)
17; CHECK: __gnu_h2f_ieee
18; CHECK-FP16: vcvtb.f16.f32
19  %3 = tail call float @llvm.convert.from.fp16(i16 %1)
20; CHECK: __gnu_h2f_ieee
21; CHECK-FP16: vcvtb.f16.f32
22  %4 = fadd float %2, %3
23  %5 = tail call i16 @llvm.convert.to.fp16(float %4)
24; CHECK: __gnu_f2h_ieee
25; CHECK-FP16: vcvtb.f32.f16
26  store i16 %5, i16* @x, align 2
27  ret void
28}
29
30declare float @llvm.convert.from.fp16(i16) nounwind readnone
31
32declare i16 @llvm.convert.to.fp16(float) nounwind readnone
33