xref: /llvm-project/llvm/test/CodeGen/NVPTX/fminimum-fmaximum.ll (revision b279f6b098d3849f7f1c1f539b108307d5f8ae2d)
1; RUN: llc < %s -mtriple=nvptx64 | FileCheck %s --check-prefixes=CHECK
2; RUN: llc < %s -mtriple=nvptx64 -mcpu=sm_80 | FileCheck %s --check-prefixes=CHECK
3; RUN: %if ptxas %{ llc < %s -mtriple=nvptx64 | %ptxas-verify %}
4; RUN: %if ptxas-11.0 %{ llc < %s -mtriple=nvptx64 -mcpu=sm_80 | %ptxas-verify -arch=sm_80 %}
5
6; ---- minimum ----
7
8; CHECK-LABEL: minimum_half
9define half @minimum_half(half %a) #0 {
10  ; CHECK: setp
11  ; CHECK: selp.b16
12  %p = fcmp ult half %a, 0.0
13  %x = select i1 %p, half %a, half 0.0
14  ret half %x
15}
16
17; CHECK-LABEL: minimum_float
18define float @minimum_float(float %a) #0 {
19  ; CHECK: setp
20  ; CHECK: selp.f32
21  %p = fcmp ult float %a, 0.0
22  %x = select i1 %p, float %a, float 0.0
23  ret float %x
24}
25
26; CHECK-LABEL: minimum_double
27define double @minimum_double(double %a) #0 {
28  ; CHECK: setp
29  ; CHECK: selp.f64
30  %p = fcmp ult double %a, 0.0
31  %x = select i1 %p, double %a, double 0.0
32  ret double %x
33}
34
35; CHECK-LABEL: minimum_v2half
36define <2 x half> @minimum_v2half(<2 x half> %a) #0 {
37  ; CHECK-DAG: setp
38  ; CHECK-DAG: selp.b16
39  ; CHECK-DAG: selp.b16
40  %p = fcmp ult <2 x half> %a, zeroinitializer
41  %x = select <2 x i1> %p, <2 x half> %a, <2 x half> zeroinitializer
42  ret <2 x half> %x
43}
44
45; ---- maximum ----
46
47; CHECK-LABEL: maximum_half
48define half @maximum_half(half %a) #0 {
49  ; CHECK: setp
50  ; CHECK: selp.b16
51  %p = fcmp ugt half %a, 0.0
52  %x = select i1 %p, half %a, half 0.0
53  ret half %x
54}
55
56; CHECK-LABEL: maximum_float
57define float @maximum_float(float %a) #0 {
58  ; CHECK: setp
59  ; CHECK: selp.f32
60  %p = fcmp ugt float %a, 0.0
61  %x = select i1 %p, float %a, float 0.0
62  ret float %x
63}
64
65; CHECK-LABEL: maximum_double
66define double @maximum_double(double %a) #0 {
67  ; CHECK: setp
68  ; CHECK: selp.f64
69  %p = fcmp ugt double %a, 0.0
70  %x = select i1 %p, double %a, double 0.0
71  ret double %x
72}
73
74; CHECK-LABEL: maximum_v2half
75define <2 x half> @maximum_v2half(<2 x half> %a) #0 {
76  ; CHECK-DAG: setp
77  ; CHECK-DAG: selp.b16
78  ; CHECK-DAG: selp.b16
79  %p = fcmp ugt <2 x half> %a, zeroinitializer
80  %x = select <2 x i1> %p, <2 x half> %a, <2 x half> zeroinitializer
81  ret <2 x half> %x
82}
83