xref: /llvm-project/mlir/test/Target/LLVMIR/Import/basic.ll (revision e8a739062490ce1bb30974f216ba187cd7b5a2a4)
1; RUN: mlir-translate -import-llvm %s | FileCheck %s
2; RUN: mlir-translate -import-llvm -mlir-print-debuginfo %s | FileCheck %s --check-prefix=CHECK-DBG
3
4; CHECK-DBG: #[[UNKNOWN_LOC:.+]] = loc(unknown)
5
6@global = external global double, align 8
7
8; CHECK: llvm.func @fe(i32) -> f32
9declare float @fe(i32)
10
11; CHECK-LABEL: llvm.func internal @f1(%arg0: i64) -> i32 attributes {dso_local, passthrough = ["norecurse"]} {
12; CHECK-DBG: llvm.func internal @f1(%arg0: i64 loc(unknown)) -> i32 attributes {dso_local, passthrough = ["norecurse"]} {
13; CHECK: %[[c2:[0-9]+]] = llvm.mlir.constant(2 : i32) : i32
14; CHECK: %[[c1:[0-9]+]] = llvm.mlir.constant(true) : i1
15; CHECK: %[[c43:[0-9]+]] = llvm.mlir.constant(43 : i32) : i32
16; CHECK: %[[c42:[0-9]+]] = llvm.mlir.constant(42 : i32) : i32
17define internal dso_local i32 @f1(i64 %a) norecurse {
18entry:
19; CHECK: %{{[0-9]+}} = llvm.inttoptr %arg0 : i64 to !llvm.ptr
20  %aa = inttoptr i64 %a to ptr
21; CHECK-DBG: llvm.mlir.addressof @global : !llvm.ptr loc(#[[UNKNOWN_LOC]])
22; %[[addrof:[0-9]+]] = llvm.mlir.addressof @global : !llvm.ptr
23; %[[addrof2:[0-9]+]] = llvm.mlir.addressof @global : !llvm.ptr
24; %{{[0-9]+}} = llvm.inttoptr %arg0 : i64 to !llvm.ptr
25; %{{[0-9]+}} = llvm.ptrtoint %[[addrof2]] : !llvm.ptr to i64
26; %{{[0-9]+}} = llvm.getelementptr %[[addrof]][%3] : (!llvm.ptr, i32) -> !llvm.ptr
27  %bb = ptrtoint ptr @global to i64
28  %cc = getelementptr double, ptr @global, i32 3
29; CHECK: %[[b:[0-9]+]] = llvm.trunc %arg0 : i64 to i32
30; CHECK-DBG: llvm.trunc %arg0 : i64 to i32 loc(#[[UNKNOWN_LOC]])
31  %b = trunc i64 %a to i32
32; CHECK: %[[c:[0-9]+]] = llvm.call @fe(%[[b]]) : (i32) -> f32
33  %c = call float @fe(i32 %b)
34; CHECK: %[[d:[0-9]+]] = llvm.fptosi %[[c]] : f32 to i32
35  %d = fptosi float %c to i32
36; CHECK: %[[e:[0-9]+]] = llvm.icmp "ne" %[[d]], %[[c2]] : i32
37  %e = icmp ne i32 %d, 2
38; CHECK: llvm.cond_br %[[e]], ^bb1, ^bb2
39  br i1 %e, label %if.then, label %if.end
40
41; CHECK: ^bb1:
42if.then:
43; CHECK: llvm.return %[[c42]] : i32
44  ret i32 42
45
46; CHECK: ^bb2:
47if.end:
48; CHECK: %[[orcond:[0-9]+]] = llvm.or %[[e]], %[[c1]] : i1
49  %or.cond = or i1 %e, 1
50; CHECK: llvm.return %[[c43]]
51  ret i32 43
52}
53; CHECK-DBG: } loc(#[[UNKNOWN_LOC]])
54
55; CHECK-LABEL: @hasGCFunction
56; CHECK-SAME: garbageCollector = "statepoint-example"
57define void @hasGCFunction() gc "statepoint-example" {
58    ret void
59}
60
61; CHECK-LABEL: @useFreezeOp
62define i32 @useFreezeOp(i32 %x) {
63  ;CHECK: %{{[0-9]+}} = llvm.freeze %{{[0-9a-z]+}} : i32
64  %1 = freeze i32 %x
65  %2 = add i8 10, 10
66  ;CHECK: %{{[0-9]+}} = llvm.freeze %{{[0-9]+}} : i8
67  %3 = freeze i8 %2
68  %poison = add nsw i1 0, undef
69  ret i32 0
70}
71
72; Varadic function definition
73%struct.va_list = type { ptr }
74
75declare void @llvm.va_start.p0(ptr)
76declare void @llvm.va_copy.p0(ptr, ptr)
77declare void @llvm.va_end.p0(ptr)
78
79; CHECK-LABEL: llvm.func @variadic_function(%arg0: i32, ...) -> i32
80define i32 @variadic_function(i32 %X, ...) {
81  ; CHECK: %[[ALLOCA0:.+]] = llvm.alloca %{{.*}} x !llvm.struct<"struct.va_list", (ptr)> {{.*}} : (i32) -> !llvm.ptr
82  %ap = alloca %struct.va_list
83  ; CHECK: llvm.intr.vastart %[[ALLOCA0]]
84  call void @llvm.va_start.p0(ptr %ap)
85
86  ; CHECK: %[[ALLOCA1:.+]] = llvm.alloca %{{.*}} x !llvm.ptr {{.*}} : (i32) -> !llvm.ptr
87  %aq = alloca ptr
88  ; CHECK: llvm.intr.vacopy %[[ALLOCA0]] to %[[ALLOCA1]]
89  call void @llvm.va_copy.p0(ptr %aq, ptr %ap)
90
91  %ret = va_arg ptr %aq, i32
92  ; CHECK: llvm.intr.vaend %[[ALLOCA1]]
93  call void @llvm.va_end.p0(ptr %aq)
94
95  ; CHECK: llvm.intr.vaend %[[ALLOCA0]]
96  call void @llvm.va_end.p0(ptr %ap)
97  ; CHECK: llvm.return
98  ret i32 %ret
99}
100