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llvm-mirror/test/Transforms/OpenMP/gpu_kernel_detection_remarks.ll
Joseph Huber b8d800fd9c [OpenMP] Change OpenMPOpt to check openmp metadata
The metadata added in D102361 introduces a module flag that we can check
to determine if the module was compiled with `-fopenmp` enables. We can
now check for the precense of this instead of scanning the call graph
for OpenMP runtime functions.

Depends on D102361

Reviewed By: jdoerfert

Differential Revision: https://reviews.llvm.org/D102423
2021-06-25 16:34:22 -04:00

30 lines
961 B
LLVM

; RUN: opt -passes=openmp-opt-cgscc -pass-remarks-analysis=openmp-opt -openmp-print-gpu-kernels -disable-output < %s 2>&1 | FileCheck %s --implicit-check-not=non_kernel
; RUN: opt -openmp-opt-cgscc -pass-remarks-analysis=openmp-opt -openmp-print-gpu-kernels -disable-output < %s 2>&1 | FileCheck %s --implicit-check-not=non_kernel
; CHECK-DAG: remark: <unknown>:0:0: OpenMP GPU kernel kernel1
; CHECK-DAG: remark: <unknown>:0:0: OpenMP GPU kernel kernel2
define void @kernel1() {
ret void
}
define void @kernel2() {
ret void
}
define void @non_kernel() {
ret void
}
; Needed to trigger the openmp-opt pass
declare dso_local void @__kmpc_kernel_prepare_parallel(i8*)
!llvm.module.flags = !{!4}
!nvvm.annotations = !{!2, !0, !1, !3, !1, !2}
!0 = !{void ()* @kernel1, !"kernel", i32 1}
!1 = !{void ()* @non_kernel, !"non_kernel", i32 1}
!2 = !{null, !"align", i32 1}
!3 = !{void ()* @kernel2, !"kernel", i32 1}
!4 = !{i32 7, !"openmp", i32 50}