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1; RUN: llc < %s -mtriple=thumbv7-apple-ios7.0 | FileCheck %s --check-prefix=CHECK --check-prefix=CHECK-OLD
2; RUN: llc < %s -mtriple=thumbv7s-apple-ios7.0 | FileCheck %s --check-prefix=CHECK --check-prefix=CHECK-F16
3; RUN: llc < %s -mtriple=thumbv8-apple-ios7.0 | FileCheck %s --check-prefix=CHECK  --check-prefix=CHECK-V8
4
5define void @test_load_store(half* %in, half* %out) {
6; CHECK-LABEL: test_load_store:
7; CHECK: ldrh [[TMP:r[0-9]+]], [r0]
8; CHECK: strh [[TMP]], [r1]
9  %val = load half, half* %in
10  store half %val, half* %out
11  ret void
12}
13
14define i16 @test_bitcast_from_half(half* %addr) {
15; CHECK-LABEL: test_bitcast_from_half:
16; CHECK: ldrh r0, [r0]
17  %val = load half, half* %addr
18  %val_int = bitcast half %val to i16
19  ret i16 %val_int
20}
21
22define void @test_bitcast_to_half(half* %addr, i16 %in) {
23; CHECK-LABEL: test_bitcast_to_half:
24; CHECK: strh r1, [r0]
25  %val_fp = bitcast i16 %in to half
26  store half %val_fp, half* %addr
27  ret void
28}
29
30define float @test_extend32(half* %addr) {
31; CHECK-LABEL: test_extend32:
32
33; CHECK-OLD: b.w ___extendhfsf2
34; CHECK-F16: vcvtb.f32.f16
35; CHECK-V8: vcvtb.f32.f16
36  %val16 = load half, half* %addr
37  %val32 = fpext half %val16 to float
38  ret float %val32
39}
40
41define double @test_extend64(half* %addr) {
42; CHECK-LABEL: test_extend64:
43
44; CHECK-OLD: bl ___extendhfsf2
45; CHECK-OLD: vcvt.f64.f32
46; CHECK-F16: vcvtb.f32.f16
47; CHECK-F16: vcvt.f64.f32
48; CHECK-V8: vcvtb.f64.f16
49  %val16 = load half, half* %addr
50  %val32 = fpext half %val16 to double
51  ret double %val32
52}
53
54define void @test_trunc32(float %in, half* %addr) {
55; CHECK-LABEL: test_trunc32:
56
57; CHECK-OLD: bl ___truncsfhf2
58; CHECK-F16: vcvtb.f16.f32
59; CHECK-V8: vcvtb.f16.f32
60  %val16 = fptrunc float %in to half
61  store half %val16, half* %addr
62  ret void
63}
64
65define void @test_trunc64(double %in, half* %addr) {
66; CHECK-LABEL: test_trunc64:
67
68; CHECK-OLD: bl ___truncdfhf2
69; CHECK-F16: bl ___truncdfhf2
70; CHECK-V8: vcvtb.f16.f64
71  %val16 = fptrunc double %in to half
72  store half %val16, half* %addr
73  ret void
74}
75