xref: /llvm-project/mlir/test/mlir-runner/simple.mlir (revision eb206e9ea84eff0a0596fed2de8316d924f946d1)
1// RUN: mlir-runner %s %if target={{s390x-.*}} %{ -argext-abi-check=false %} \
2// RUN:   | FileCheck %s
3// RUN: mlir-runner %s -e foo %if target={{s390x-.*}} %{ -argext-abi-check=false %} \
4// RUN:   | FileCheck -check-prefix=NOMAIN %s
5// RUN: mlir-runner %s --entry-point-result=i32 -e int32_main %if target={{s390x-.*}} \
6// RUN:   %{ -argext-abi-check=false %} | FileCheck -check-prefix=INT32MAIN %s
7// RUN: mlir-runner %s --entry-point-result=i64 -e int64_main %if target={{s390x-.*}} \
8// RUN:   %{ -argext-abi-check=false %} | FileCheck -check-prefix=INT64MAIN %s
9// RUN: mlir-runner %s -O3 %if target={{s390x-.*}} %{ -argext-abi-check=false %} \
10// RUN:   | FileCheck %s
11
12// RUN: cp %s %t
13// RUN: mlir-runner %t -dump-object-file %if target={{s390x-.*}} \
14// RUN:   %{ -argext-abi-check=false %} | FileCheck %t
15// RUN: ls %t.o
16// RUN: rm %t.o
17
18// RUN: mlir-runner %s -dump-object-file -object-filename=%T/test.o \
19// RUN:   %if target={{s390x-.*}} %{ -argext-abi-check=false %} | FileCheck %s
20// RUN: ls %T/test.o
21// RUN: rm %T/test.o
22
23// Declarations of C library functions.
24llvm.func @logbf(f32) -> f32
25llvm.func @malloc(i64) -> !llvm.ptr
26llvm.func @free(!llvm.ptr)
27
28// Check that a simple function with a nested call works.
29llvm.func @main() -> f32 {
30  %0 = llvm.mlir.constant(-4.200000e+02 : f32) : f32
31  %1 = llvm.call @logbf(%0) : (f32) -> f32
32  llvm.return %1 : f32
33}
34// CHECK: 8.000000e+00
35
36// Helper typed functions wrapping calls to "malloc" and "free".
37llvm.func @allocation() -> !llvm.ptr {
38  %0 = llvm.mlir.constant(4 : index) : i64
39  %1 = llvm.call @malloc(%0) : (i64) -> !llvm.ptr
40  llvm.return %1 : !llvm.ptr
41}
42llvm.func @deallocation(%arg0: !llvm.ptr) {
43  llvm.call @free(%arg0) : (!llvm.ptr) -> ()
44  llvm.return
45}
46
47// Check that allocation and deallocation works, and that a custom entry point
48// works.
49llvm.func @foo() -> f32 {
50  %0 = llvm.call @allocation() : () -> !llvm.ptr
51  %1 = llvm.mlir.constant(0 : index) : i64
52  %2 = llvm.mlir.constant(1.234000e+03 : f32) : f32
53  %3 = llvm.getelementptr %0[%1] : (!llvm.ptr, i64) -> !llvm.ptr, f32
54  llvm.store %2, %3 : f32, !llvm.ptr
55  %4 = llvm.getelementptr %0[%1] : (!llvm.ptr, i64) -> !llvm.ptr, f32
56  %5 = llvm.load %4 : !llvm.ptr -> f32
57  llvm.call @deallocation(%0) : (!llvm.ptr) -> ()
58  llvm.return %5 : f32
59}
60// NOMAIN: 1.234000e+03
61
62// Check that i32 return type works
63llvm.func @int32_main() -> i32 {
64  %0 = llvm.mlir.constant(42 : i32) : i32
65  llvm.return %0 : i32
66}
67// INT32MAIN: 42
68
69// Check that i64 return type works
70llvm.func @int64_main() -> i64 {
71  %0 = llvm.mlir.constant(42 : i64) : i64
72  llvm.return %0 : i64
73}
74// INT64MAIN: 42
75