source: icGREP/icgrep-devel/llvm-3.6.1.src/test/CodeGen/R600/usubo.ll @ 4664

Last change on this file since 4664 was 4664, checked in by cameron, 4 years ago

Upgrade LLVM to 3.6.1

File size: 2.8 KB
Line 
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.usub.with.overflow.i32(i32, i32) nounwind readnone
6declare { i64, i1 } @llvm.usub.with.overflow.i64(i64, i64) nounwind readnone
7
8; FUNC-LABEL: {{^}}usubo_i64_zext:
9define void @usubo_i64_zext(i64 addrspace(1)* %out, i64 %a, i64 %b) nounwind {
10  %usub = call { i64, i1 } @llvm.usub.with.overflow.i64(i64 %a, i64 %b) nounwind
11  %val = extractvalue { i64, i1 } %usub, 0
12  %carry = extractvalue { i64, i1 } %usub, 1
13  %ext = zext i1 %carry to i64
14  %add2 = add i64 %val, %ext
15  store i64 %add2, i64 addrspace(1)* %out, align 8
16  ret void
17}
18
19; FUNC-LABEL: {{^}}s_usubo_i32:
20; SI: s_sub_i32
21define void @s_usubo_i32(i32 addrspace(1)* %out, i1 addrspace(1)* %carryout, i32 %a, i32 %b) nounwind {
22  %usub = call { i32, i1 } @llvm.usub.with.overflow.i32(i32 %a, i32 %b) nounwind
23  %val = extractvalue { i32, i1 } %usub, 0
24  %carry = extractvalue { i32, i1 } %usub, 1
25  store i32 %val, i32 addrspace(1)* %out, align 4
26  store i1 %carry, i1 addrspace(1)* %carryout
27  ret void
28}
29
30; FUNC-LABEL: {{^}}v_usubo_i32:
31; SI: v_subrev_i32_e32
32define void @v_usubo_i32(i32 addrspace(1)* %out, i1 addrspace(1)* %carryout, i32 addrspace(1)* %aptr, i32 addrspace(1)* %bptr) nounwind {
33  %a = load i32 addrspace(1)* %aptr, align 4
34  %b = load i32 addrspace(1)* %bptr, align 4
35  %usub = call { i32, i1 } @llvm.usub.with.overflow.i32(i32 %a, i32 %b) nounwind
36  %val = extractvalue { i32, i1 } %usub, 0
37  %carry = extractvalue { i32, i1 } %usub, 1
38  store i32 %val, i32 addrspace(1)* %out, align 4
39  store i1 %carry, i1 addrspace(1)* %carryout
40  ret void
41}
42
43; FUNC-LABEL: {{^}}s_usubo_i64:
44; SI: s_sub_u32
45; SI: s_subb_u32
46define void @s_usubo_i64(i64 addrspace(1)* %out, i1 addrspace(1)* %carryout, i64 %a, i64 %b) nounwind {
47  %usub = call { i64, i1 } @llvm.usub.with.overflow.i64(i64 %a, i64 %b) nounwind
48  %val = extractvalue { i64, i1 } %usub, 0
49  %carry = extractvalue { i64, i1 } %usub, 1
50  store i64 %val, i64 addrspace(1)* %out, align 8
51  store i1 %carry, i1 addrspace(1)* %carryout
52  ret void
53}
54
55; FUNC-LABEL: {{^}}v_usubo_i64:
56; SI: v_sub_i32
57; SI: v_subb_u32
58define void @v_usubo_i64(i64 addrspace(1)* %out, i1 addrspace(1)* %carryout, i64 addrspace(1)* %aptr, i64 addrspace(1)* %bptr) nounwind {
59  %a = load i64 addrspace(1)* %aptr, align 4
60  %b = load i64 addrspace(1)* %bptr, align 4
61  %usub = call { i64, i1 } @llvm.usub.with.overflow.i64(i64 %a, i64 %b) nounwind
62  %val = extractvalue { i64, i1 } %usub, 0
63  %carry = extractvalue { i64, i1 } %usub, 1
64  store i64 %val, i64 addrspace(1)* %out, align 8
65  store i1 %carry, i1 addrspace(1)* %carryout
66  ret void
67}
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