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1; RUN: llc -march=amdgcn -mcpu=SI -verify-machineinstrs< %s | FileCheck -check-prefix=SI -check-prefix=FUNC %s
2; RUN: llc -march=amdgcn -mcpu=tonga -verify-machineinstrs< %s | FileCheck -check-prefix=SI -check-prefix=FUNC %s
3; RUN: llc -march=r600 -mcpu=cypress -verify-machineinstrs< %s
4
5declare { i32, i1 } @llvm.uadd.with.overflow.i32(i32, i32) nounwind readnone
6declare { i64, i1 } @llvm.uadd.with.overflow.i64(i64, i64) nounwind readnone
7
8; FUNC-LABEL: {{^}}uaddo_i64_zext:
9; SI: add
10; SI: addc
11; SI: addc
12define void @uaddo_i64_zext(i64 addrspace(1)* %out, i64 %a, i64 %b) nounwind {
13  %uadd = call { i64, i1 } @llvm.uadd.with.overflow.i64(i64 %a, i64 %b) nounwind
14  %val = extractvalue { i64, i1 } %uadd, 0
15  %carry = extractvalue { i64, i1 } %uadd, 1
16  %ext = zext i1 %carry to i64
17  %add2 = add i64 %val, %ext
18  store i64 %add2, i64 addrspace(1)* %out, align 8
19  ret void
20}
21
22; FUNC-LABEL: {{^}}s_uaddo_i32:
23; SI: s_add_i32
24define void @s_uaddo_i32(i32 addrspace(1)* %out, i1 addrspace(1)* %carryout, i32 %a, i32 %b) nounwind {
25  %uadd = call { i32, i1 } @llvm.uadd.with.overflow.i32(i32 %a, i32 %b) nounwind
26  %val = extractvalue { i32, i1 } %uadd, 0
27  %carry = extractvalue { i32, i1 } %uadd, 1
28  store i32 %val, i32 addrspace(1)* %out, align 4
29  store i1 %carry, i1 addrspace(1)* %carryout
30  ret void
31}
32
33; FUNC-LABEL: {{^}}v_uaddo_i32:
34; SI: v_add_i32
35define void @v_uaddo_i32(i32 addrspace(1)* %out, i1 addrspace(1)* %carryout, i32 addrspace(1)* %aptr, i32 addrspace(1)* %bptr) nounwind {
36  %a = load i32, i32 addrspace(1)* %aptr, align 4
37  %b = load i32, i32 addrspace(1)* %bptr, align 4
38  %uadd = call { i32, i1 } @llvm.uadd.with.overflow.i32(i32 %a, i32 %b) nounwind
39  %val = extractvalue { i32, i1 } %uadd, 0
40  %carry = extractvalue { i32, i1 } %uadd, 1
41  store i32 %val, i32 addrspace(1)* %out, align 4
42  store i1 %carry, i1 addrspace(1)* %carryout
43  ret void
44}
45
46; FUNC-LABEL: {{^}}s_uaddo_i64:
47; SI: s_add_u32
48; SI: s_addc_u32
49define void @s_uaddo_i64(i64 addrspace(1)* %out, i1 addrspace(1)* %carryout, i64 %a, i64 %b) nounwind {
50  %uadd = call { i64, i1 } @llvm.uadd.with.overflow.i64(i64 %a, i64 %b) nounwind
51  %val = extractvalue { i64, i1 } %uadd, 0
52  %carry = extractvalue { i64, i1 } %uadd, 1
53  store i64 %val, i64 addrspace(1)* %out, align 8
54  store i1 %carry, i1 addrspace(1)* %carryout
55  ret void
56}
57
58; FUNC-LABEL: {{^}}v_uaddo_i64:
59; SI: v_add_i32
60; SI: v_addc_u32
61define void @v_uaddo_i64(i64 addrspace(1)* %out, i1 addrspace(1)* %carryout, i64 addrspace(1)* %aptr, i64 addrspace(1)* %bptr) nounwind {
62  %a = load i64, i64 addrspace(1)* %aptr, align 4
63  %b = load i64, i64 addrspace(1)* %bptr, align 4
64  %uadd = call { i64, i1 } @llvm.uadd.with.overflow.i64(i64 %a, i64 %b) nounwind
65  %val = extractvalue { i64, i1 } %uadd, 0
66  %carry = extractvalue { i64, i1 } %uadd, 1
67  store i64 %val, i64 addrspace(1)* %out, align 8
68  store i1 %carry, i1 addrspace(1)* %carryout
69  ret void
70}
71