1; RUN: llc -mcpu=swift -mtriple=thumbv7s-apple-ios -o - %s | FileCheck %s --check-prefixes=CHECK,CHECK-STRIDE4
2; RUN: llc -mcpu=swift -mtriple=thumbv7k-apple-watchos -o - %s | FileCheck %s --check-prefixes=CHECK,CHECK-STRIDE4-WATCH
3; RUN: llc -mcpu=cortex-a57 -mtriple=thumbv7-linux-gnueabihf -o - %s | FileCheck %s --check-prefixes=CHECK,CHECK-GENERIC
4; RUN: llc -mattr=wide-stride-vfp -mtriple=thumbv7-linux-gnueabihf -o - %s | FileCheck %s --check-prefixes=CHECK,CHECK-GENERIC4
5
6; CHECK-LABEL: test_reg_stride:
7define void @test_reg_stride(double %a, double %b) {
8; CHECK-STRIDE4-DAG: vmov d16, r
9; CHECK-STRIDE4-DAG: vmov d18, r
10
11; CHECK-STRIDE4-WATCH-DAG: vmov.f64 d16, d
12; CHECK-STRIDE4-WATCH-DAG: vmov.f64 d18, d
13
14; CHECK-GENERIC-DAG: vmov.f64 d16, {{d[01]}}
15; CHECK-GENERIC-DAG: vmov.f64 d17, {{d[01]}}
16
17; CHECK-GENERIC4-DAG: vmov.f64 d16, {{d[01]}}
18; CHECK-GENERIC4-DAG: vmov.f64 d18, {{d[01]}}
19
20  call void asm "", "~{r0},~{r1},~{d0},~{d1}"()
21  call arm_aapcs_vfpcc void @eat_doubles(double %a, double %b)
22  ret void
23}
24
25; CHECK-LABEL: test_stride_minsize:
26define void @test_stride_minsize(float %a, float %b) minsize {
27; CHECK-STRIDE4: vmov d2, {{r[01]}}
28; CHECK-STRIDE4: vmov d3, {{r[01]}}
29
30; CHECK-STRIDE4-WATCH-DAG: vmov.f32 s4, {{s[01]}}
31; CHECK-STRIDE4-WATCH-DAG: vmov.f32 s8, {{s[01]}}
32
33; CHECK-GENERIC-DAG: vmov.f32 s4, {{s[01]}}
34; CHECK-GENERIC-DAG: vmov.f32 s6, {{s[01]}}
35
36; CHECK-GENERIC4-DAG: vmov.f32 s4, {{s[01]}}
37; CHECK-GENERIC4-DAG: vmov.f32 s6, {{s[01]}}
38
39  call void asm "", "~{r0},~{r1},~{s0},~{s1},~{d0},~{d1}"()
40  call arm_aapcs_vfpcc void @eat_floats(float %a, float %b)
41  ret void
42}
43
44declare arm_aapcs_vfpcc void @eat_doubles(double, double)
45declare arm_aapcs_vfpcc void @eat_floats(float, float)
46