| // RUN: mlir-cpu-runner %s | FileCheck %s |
| // RUN: mlir-cpu-runner %s -e foo | FileCheck -check-prefix=NOMAIN %s |
| // RUN: mlir-cpu-runner %s --entry-point-result=i32 -e int32_main | FileCheck -check-prefix=INT32MAIN %s |
| // RUN: mlir-cpu-runner %s --entry-point-result=i64 -e int64_main | FileCheck -check-prefix=INT64MAIN %s |
| // RUN: mlir-cpu-runner %s -O3 | FileCheck %s |
| |
| // RUN: cp %s %t |
| // RUN: mlir-cpu-runner %t -dump-object-file | FileCheck %t |
| // RUN: ls %t.o |
| // RUN: rm %t.o |
| |
| // RUN: mlir-cpu-runner %s -dump-object-file -object-filename=%T/test.o | FileCheck %s |
| // RUN: ls %T/test.o |
| // RUN: rm %T/test.o |
| |
| // Declarations of C library functions. |
| llvm.func @fabsf(f32) -> f32 |
| llvm.func @malloc(i64) -> !llvm.ptr<i8> |
| llvm.func @free(!llvm.ptr<i8>) |
| |
| // Check that a simple function with a nested call works. |
| llvm.func @main() -> f32 { |
| %0 = llvm.mlir.constant(-4.200000e+02 : f32) : f32 |
| %1 = llvm.call @fabsf(%0) : (f32) -> f32 |
| llvm.return %1 : f32 |
| } |
| // CHECK: 4.200000e+02 |
| |
| // Helper typed functions wrapping calls to "malloc" and "free". |
| llvm.func @allocation() -> !llvm.ptr<f32> { |
| %0 = llvm.mlir.constant(4 : index) : i64 |
| %1 = llvm.call @malloc(%0) : (i64) -> !llvm.ptr<i8> |
| %2 = llvm.bitcast %1 : !llvm.ptr<i8> to !llvm.ptr<f32> |
| llvm.return %2 : !llvm.ptr<f32> |
| } |
| llvm.func @deallocation(%arg0: !llvm.ptr<f32>) { |
| %0 = llvm.bitcast %arg0 : !llvm.ptr<f32> to !llvm.ptr<i8> |
| llvm.call @free(%0) : (!llvm.ptr<i8>) -> () |
| llvm.return |
| } |
| |
| // Check that allocation and deallocation works, and that a custom entry point |
| // works. |
| llvm.func @foo() -> f32 { |
| %0 = llvm.call @allocation() : () -> !llvm.ptr<f32> |
| %1 = llvm.mlir.constant(0 : index) : i64 |
| %2 = llvm.mlir.constant(1.234000e+03 : f32) : f32 |
| %3 = llvm.getelementptr %0[%1] : (!llvm.ptr<f32>, i64) -> !llvm.ptr<f32> |
| llvm.store %2, %3 : !llvm.ptr<f32> |
| %4 = llvm.getelementptr %0[%1] : (!llvm.ptr<f32>, i64) -> !llvm.ptr<f32> |
| %5 = llvm.load %4 : !llvm.ptr<f32> |
| llvm.call @deallocation(%0) : (!llvm.ptr<f32>) -> () |
| llvm.return %5 : f32 |
| } |
| // NOMAIN: 1.234000e+03 |
| |
| // Check that i32 return type works |
| llvm.func @int32_main() -> i32 { |
| %0 = llvm.mlir.constant(42 : i32) : i32 |
| llvm.return %0 : i32 |
| } |
| // INT32MAIN: 42 |
| |
| // Check that i64 return type works |
| llvm.func @int64_main() -> i64 { |
| %0 = llvm.mlir.constant(42 : i64) : i64 |
| llvm.return %0 : i64 |
| } |
| // INT64MAIN: 42 |