xref: /llvm-project/llvm/test/CodeGen/SPIRV/hlsl-intrinsics/saturate.ll (revision 6a38e19c92ed09eeecb70d5f61c3b822acb4964d)
1; RUN: llc -O0 -mtriple=spirv-unknown-unknown %s -o - | FileCheck %s
2; RUN: %if spirv-tools %{ llc -O0 -mtriple=spirv-unknown-unknown %s -o - -filetype=obj | spirv-val %}
3
4; Make sure SPIRV operation function calls for saturate are lowered correctly.
5
6; CHECK-DAG: %[[#op_ext_glsl:]] = OpExtInstImport "GLSL.std.450"
7; CHECK-DAG: %[[#float_16:]] = OpTypeFloat 16
8; CHECK-DAG: %[[#vec4_float_16:]] = OpTypeVector %[[#float_16]] 4
9; CHECK-DAG: %[[#float_32:]] = OpTypeFloat 32
10; CHECK-DAG: %[[#vec4_float_32:]] = OpTypeVector %[[#float_32]] 4
11; CHECK-DAG: %[[#float_64:]] = OpTypeFloat 64
12; CHECK-DAG: %[[#vec4_float_64:]] = OpTypeVector %[[#float_64]] 4
13; CHECK-DAG: %[[#zero_float_16:]] = OpConstant %[[#float_16]] 0
14; CHECK-DAG: %[[#vec4_zero_float_16:]] = OpConstantComposite %[[#vec4_float_16]] %[[#zero_float_16]] %[[#zero_float_16]] %[[#zero_float_16]]
15; CHECK-DAG: %[[#one_float_16:]] = OpConstant %[[#float_16]] 15360
16; CHECK-DAG: %[[#vec4_one_float_16:]] = OpConstantComposite %[[#vec4_float_16]] %[[#one_float_16]] %[[#one_float_16]] %[[#one_float_16]]
17; CHECK-DAG: %[[#zero_float_32:]] = OpConstant %[[#float_32]] 0
18; CHECK-DAG: %[[#vec4_zero_float_32:]] = OpConstantComposite %[[#vec4_float_32]] %[[#zero_float_32]] %[[#zero_float_32]] %[[#zero_float_32]]
19; CHECK-DAG: %[[#one_float_32:]] = OpConstant %[[#float_32]] 1
20; CHECK-DAG: %[[#vec4_one_float_32:]] = OpConstantComposite %[[#vec4_float_32]] %[[#one_float_32]] %[[#one_float_32]] %[[#one_float_32]]
21
22; CHECK-DAG: %[[#zero_float_64:]] = OpConstant %[[#float_64]] 0
23; CHECK-DAG: %[[#vec4_zero_float_64:]] = OpConstantComposite %[[#vec4_float_64]] %[[#zero_float_64]] %[[#zero_float_64]] %[[#zero_float_64]]
24; CHECK-DAG: %[[#one_float_64:]] = OpConstant %[[#float_64]] 1
25; CHECK-DAG: %[[#vec4_one_float_64:]] = OpConstantComposite %[[#vec4_float_64]] %[[#one_float_64]] %[[#one_float_64]] %[[#one_float_64]]
26
27define noundef half @saturate_half(half noundef %a) {
28entry:
29  ; CHECK: %[[#]] = OpFunction %[[#float_16]] None %[[#]]
30  ; CHECK: %[[#arg0:]] = OpFunctionParameter %[[#float_16]]
31  ; CHECK: %[[#]] = OpExtInst %[[#float_16]] %[[#op_ext_glsl]] FClamp %[[#arg0]] %[[#zero_float_16]] %[[#one_float_16]]
32  %hlsl.saturate = call half @llvm.spv.saturate.f16(half %a)
33  ret half %hlsl.saturate
34}
35
36define noundef float @saturate_float(float noundef %a) {
37entry:
38  ; CHECK: %[[#]] = OpFunction %[[#float_32]] None %[[#]]
39  ; CHECK: %[[#arg0:]] = OpFunctionParameter %[[#float_32]]
40  ; CHECK: %[[#]] = OpExtInst %[[#float_32]] %[[#op_ext_glsl]] FClamp %[[#arg0]] %[[#zero_float_32]] %[[#one_float_32]]
41  %hlsl.saturate = call float @llvm.spv.saturate.f32(float %a)
42  ret float %hlsl.saturate
43}
44
45define noundef double @saturate_double(double noundef %a) {
46entry:
47  ; CHECK: %[[#]] = OpFunction %[[#float_64]] None %[[#]]
48  ; CHECK: %[[#arg0:]] = OpFunctionParameter %[[#float_64]]
49  ; CHECK: %[[#]] = OpExtInst %[[#float_64]] %[[#op_ext_glsl]] FClamp %[[#arg0]] %[[#zero_float_64]] %[[#one_float_64]]
50  %hlsl.saturate = call double @llvm.spv.saturate.f64(double %a)
51  ret double %hlsl.saturate
52}
53
54define noundef <4 x half> @saturate_half4(<4 x half> noundef %a) {
55entry:
56  ; CHECK: %[[#]] = OpFunction %[[#vec4_float_16]] None %[[#]]
57  ; CHECK: %[[#arg0:]] = OpFunctionParameter %[[#vec4_float_16]]
58  ; CHECK: %[[#]] = OpExtInst %[[#vec4_float_16]] %[[#op_ext_glsl]] FClamp %[[#arg0]] %[[#vec4_zero_float_16]] %[[#vec4_one_float_16]]
59  %hlsl.saturate = call <4 x half> @llvm.spv.saturate.v4f16(<4 x half> %a)
60  ret <4 x half> %hlsl.saturate
61}
62
63define noundef <4 x float> @saturate_float4(<4 x float> noundef %a) {
64entry:
65  ; CHECK: %[[#]] = OpFunction %[[#vec4_float_32]] None %[[#]]
66  ; CHECK: %[[#arg0:]] = OpFunctionParameter %[[#vec4_float_32]]
67  ; CHECK: %[[#]] = OpExtInst %[[#vec4_float_32]] %[[#op_ext_glsl]] FClamp %[[#arg0]] %[[#vec4_zero_float_32]] %[[#vec4_one_float_32]]
68  %hlsl.saturate = call <4 x float> @llvm.spv.saturate.v4f32(<4 x float> %a)
69  ret <4 x float> %hlsl.saturate
70}
71
72define noundef <4 x double> @saturate_double4(<4 x double> noundef %a) {
73entry:
74  ; CHECK: %[[#]] = OpFunction %[[#vec4_float_64]] None %[[#]]
75  ; CHECK: %[[#arg0:]] = OpFunctionParameter %[[#vec4_float_64]]
76  ; CHECK: %[[#]] = OpExtInst %[[#vec4_float_64]] %[[#op_ext_glsl]] FClamp %[[#arg0]] %[[#vec4_zero_float_64]] %[[#vec4_one_float_64]]
77  %hlsl.saturate = call <4 x double> @llvm.spv.saturate.v4f64(<4 x double> %a)
78  ret <4 x double> %hlsl.saturate
79}
80
81declare <4 x half> @llvm.spv.saturate.v4f16(<4 x half>)
82declare <4 x float> @llvm.spv.saturate.v4f32(<4 x float>)
83declare <4 x double> @llvm.spv.saturate.v4f64(<4 x double>)
84