xref: /llvm-project/llvm/test/CodeGen/SPIRV/transcoding/explicit-conversions.ll (revision 0a443f13b49b3f392461a0bb60b0146cfc4607c7)
1; RUN: llc -O0 -mtriple=spirv32-unknown-unknown %s -o - | FileCheck %s --check-prefix=CHECK-SPIRV
2; RUN: %if spirv-tools %{ llc -O0 -mtriple=spirv32-unknown-unknown %s -o - -filetype=obj | spirv-val %}
3
4; CHECK-SPIRV: OpSatConvertSToU
5
6;; kernel void testSToU(global int2 *a, global uchar2 *res) {
7;;   res[0] = convert_uchar2_sat(*a);
8;; }
9
10define dso_local spir_kernel void @testSToU(<2 x i32> addrspace(1)* nocapture noundef readonly %a, <2 x i8> addrspace(1)* nocapture noundef writeonly %res) local_unnamed_addr {
11entry:
12  %0 = load <2 x i32>, <2 x i32> addrspace(1)* %a, align 8
13  %call = call spir_func <2 x i8> @_Z18convert_uchar2_satDv2_i(<2 x i32> noundef %0)
14  store <2 x i8> %call, <2 x i8> addrspace(1)* %res, align 2
15  ret void
16}
17
18declare spir_func <2 x i8> @_Z18convert_uchar2_satDv2_i(<2 x i32> noundef) local_unnamed_addr
19
20; CHECK-SPIRV: OpSatConvertUToS
21
22;; kernel void testUToS(global uint2 *a, global char2 *res) {
23;;   res[0] = convert_char2_sat(*a);
24;; }
25
26define dso_local spir_kernel void @testUToS(<2 x i32> addrspace(1)* nocapture noundef readonly %a, <2 x i8> addrspace(1)* nocapture noundef writeonly %res) local_unnamed_addr {
27entry:
28  %0 = load <2 x i32>, <2 x i32> addrspace(1)* %a, align 8
29  %call = call spir_func <2 x i8> @_Z17convert_char2_satDv2_j(<2 x i32> noundef %0)
30  store <2 x i8> %call, <2 x i8> addrspace(1)* %res, align 2
31  ret void
32}
33
34declare spir_func <2 x i8> @_Z17convert_char2_satDv2_j(<2 x i32> noundef) local_unnamed_addr
35
36; CHECK-SPIRV: OpConvertUToF
37
38;; kernel void testUToF(global uint2 *a, global float2 *res) {
39;;   res[0] = convert_float2_rtz(*a);
40;; }
41
42define dso_local spir_kernel void @testUToF(<2 x i32> addrspace(1)* nocapture noundef readonly %a, <2 x float> addrspace(1)* nocapture noundef writeonly %res) local_unnamed_addr {
43entry:
44  %0 = load <2 x i32>, <2 x i32> addrspace(1)* %a, align 8
45  %call = call spir_func <2 x float> @_Z18convert_float2_rtzDv2_j(<2 x i32> noundef %0)
46  store <2 x float> %call, <2 x float> addrspace(1)* %res, align 8
47  ret void
48}
49
50declare spir_func <2 x float> @_Z18convert_float2_rtzDv2_j(<2 x i32> noundef) local_unnamed_addr
51
52; CHECK-SPIRV: OpConvertFToU
53
54;; kernel void testFToUSat(global float2 *a, global uint2 *res) {
55;;   res[0] = convert_uint2_sat_rtn(*a);
56;; }
57
58define dso_local spir_kernel void @testFToUSat(<2 x float> addrspace(1)* nocapture noundef readonly %a, <2 x i32> addrspace(1)* nocapture noundef writeonly %res) local_unnamed_addr {
59entry:
60  %0 = load <2 x float>, <2 x float> addrspace(1)* %a, align 8
61  %call = call spir_func <2 x i32> @_Z21convert_uint2_sat_rtnDv2_f(<2 x float> noundef %0)
62  store <2 x i32> %call, <2 x i32> addrspace(1)* %res, align 8
63  ret void
64}
65
66declare spir_func <2 x i32> @_Z21convert_uint2_sat_rtnDv2_f(<2 x float> noundef) local_unnamed_addr
67
68; CHECK-SPIRV: OpSatConvertSToU
69
70;; kernel void testUToUSat(global uchar *a, global uint *res) {
71;;   res[0] = convert_uint_sat(*a);
72;; }
73
74define dso_local spir_kernel void @testUToUSat(i8 addrspace(1)* nocapture noundef readonly %a, i32 addrspace(1)* nocapture noundef writeonly %res) local_unnamed_addr {
75entry:
76  %0 = load i8, i8 addrspace(1)* %a, align 1
77  %call = call spir_func i32 @_Z16convert_uint_sath(i8 noundef zeroext %0)
78  store i32 %call, i32 addrspace(1)* %res, align 4
79  ret void
80}
81
82declare spir_func i32 @_Z16convert_uint_sath(i8 noundef zeroext) local_unnamed_addr
83
84; CHECK-SPIRV: OpSatConvertSToU
85
86;; kernel void testUToUSat1(global uint *a, global uchar *res) {
87;;   res[0] = convert_uchar_sat(*a);
88;; }
89
90define dso_local spir_kernel void @testUToUSat1(i32 addrspace(1)* nocapture noundef readonly %a, i8 addrspace(1)* nocapture noundef writeonly %res) local_unnamed_addr {
91entry:
92  %0 = load i32, i32 addrspace(1)* %a, align 4
93  %call = call spir_func zeroext i8 @_Z17convert_uchar_satj(i32 noundef %0)
94  store i8 %call, i8 addrspace(1)* %res, align 1
95  ret void
96}
97
98declare spir_func zeroext i8 @_Z17convert_uchar_satj(i32 noundef) local_unnamed_addr
99
100; CHECK-SPIRV: OpConvertFToU
101
102;; kernel void testFToU(global float3 *a, global uint3 *res) {
103;;   res[0] = convert_uint3_rtp(*a);
104;; }
105
106define dso_local spir_kernel void @testFToU(<3 x float> addrspace(1)* nocapture noundef readonly %a, <3 x i32> addrspace(1)* nocapture noundef writeonly %res) local_unnamed_addr {
107entry:
108  %castToVec4 = bitcast <3 x float> addrspace(1)* %a to <4 x float> addrspace(1)*
109  %loadVec4 = load <4 x float>, <4 x float> addrspace(1)* %castToVec4, align 16
110  %extractVec = shufflevector <4 x float> %loadVec4, <4 x float> poison, <3 x i32> <i32 0, i32 1, i32 2>
111  %call = call spir_func <3 x i32> @_Z17convert_uint3_rtpDv3_f(<3 x float> noundef %extractVec)
112  %extractVec1 = shufflevector <3 x i32> %call, <3 x i32> poison, <4 x i32> <i32 0, i32 1, i32 2, i32 undef>
113  %storetmp = bitcast <3 x i32> addrspace(1)* %res to <4 x i32> addrspace(1)*
114  store <4 x i32> %extractVec1, <4 x i32> addrspace(1)* %storetmp, align 16
115  ret void
116}
117
118declare spir_func <3 x i32> @_Z17convert_uint3_rtpDv3_f(<3 x float> noundef) local_unnamed_addr
119