1; RUN: llc -O0 -mtriple=spirv32-unknown-unknown %s -o - | FileCheck %s
2
3; CHECK-DAG: OpName [[SCALAR_ADD:%.+]] "scalar_add"
4; CHECK-DAG: OpName [[SCALAR_SUB:%.+]] "scalar_sub"
5; CHECK-DAG: OpName [[SCALAR_MUL:%.+]] "scalar_mul"
6; CHECK-DAG: OpName [[SCALAR_UDIV:%.+]] "scalar_udiv"
7; CHECK-DAG: OpName [[SCALAR_SDIV:%.+]] "scalar_sdiv"
8; TODO: add tests for urem + srem
9; TODO: add test for OpSNegate
10
11; CHECK-NOT: DAG-FENCE
12
13; CHECK-DAG: [[SCALAR:%.+]] = OpTypeInt 32
14; CHECK-DAG: [[SCALAR_FN:%.+]] = OpTypeFunction [[SCALAR]] [[SCALAR]] [[SCALAR]]
15
16; CHECK-NOT: DAG-FENCE
17
18
19; Test add on scalar:
20define i32 @scalar_add(i32 %a, i32 %b) {
21    %c = add i32 %a, %b
22    ret i32 %c
23}
24
25; CHECK: [[SCALAR_ADD]] = OpFunction [[SCALAR]] None [[SCALAR_FN]]
26; CHECK-NEXT: [[A:%.+]] = OpFunctionParameter [[SCALAR]]
27; CHECK-NEXT: [[B:%.+]] = OpFunctionParameter [[SCALAR]]
28; CHECK: OpLabel
29; CHECK: [[C:%.+]] = OpIAdd [[SCALAR]] [[A]] [[B]]
30; CHECK: OpReturnValue [[C]]
31; CHECK-NEXT: OpFunctionEnd
32
33
34; Test sub on scalar:
35define i32 @scalar_sub(i32 %a, i32 %b) {
36    %c = sub i32 %a, %b
37    ret i32 %c
38}
39
40; CHECK: [[SCALAR_SUB]] = OpFunction [[SCALAR]] None [[SCALAR_FN]]
41; CHECK-NEXT: [[A:%.+]] = OpFunctionParameter [[SCALAR]]
42; CHECK-NEXT: [[B:%.+]] = OpFunctionParameter [[SCALAR]]
43; CHECK: OpLabel
44; CHECK: [[C:%.+]] = OpISub [[SCALAR]] [[A]] [[B]]
45; CHECK: OpReturnValue [[C]]
46; CHECK-NEXT: OpFunctionEnd
47
48
49; Test mul on scalar:
50define i32 @scalar_mul(i32 %a, i32 %b) {
51    %c = mul i32 %a, %b
52    ret i32 %c
53}
54
55; CHECK: [[SCALAR_MUL]] = OpFunction [[SCALAR]] None [[SCALAR_FN]]
56; CHECK-NEXT: [[A:%.+]] = OpFunctionParameter [[SCALAR]]
57; CHECK-NEXT: [[B:%.+]] = OpFunctionParameter [[SCALAR]]
58; CHECK: OpLabel
59; CHECK: [[C:%.+]] = OpIMul [[SCALAR]] [[A]] [[B]]
60; CHECK: OpReturnValue [[C]]
61; CHECK-NEXT: OpFunctionEnd
62
63
64; Test udiv on scalar:
65define i32 @scalar_udiv(i32 %a, i32 %b) {
66    %c = udiv i32 %a, %b
67    ret i32 %c
68}
69
70; CHECK: [[SCALAR_UDIV]] = OpFunction [[SCALAR]] None [[SCALAR_FN]]
71; CHECK-NEXT: [[A:%.+]] = OpFunctionParameter [[SCALAR]]
72; CHECK-NEXT: [[B:%.+]] = OpFunctionParameter [[SCALAR]]
73; CHECK: OpLabel
74; CHECK: [[C:%.+]] = OpUDiv [[SCALAR]] [[A]] [[B]]
75; CHECK: OpReturnValue [[C]]
76; CHECK-NEXT: OpFunctionEnd
77
78
79; Test sdiv on scalar:
80define i32 @scalar_sdiv(i32 %a, i32 %b) {
81    %c = sdiv i32 %a, %b
82    ret i32 %c
83}
84
85; CHECK: [[SCALAR_SDIV]] = OpFunction [[SCALAR]] None [[SCALAR_FN]]
86; CHECK-NEXT: [[A:%.+]] = OpFunctionParameter [[SCALAR]]
87; CHECK-NEXT: [[B:%.+]] = OpFunctionParameter [[SCALAR]]
88; CHECK: OpLabel
89; CHECK: [[C:%.+]] = OpSDiv [[SCALAR]] [[A]] [[B]]
90; CHECK: OpReturnValue [[C]]
91; CHECK-NEXT: OpFunctionEnd
92