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TheRock/compiler/amd-llvm/mlir/test/Target/LLVMIR/openmp-task-no-context-struct.mlir
derek.holloway 7502bf64a4
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Flatten subprojects into a single base monorepo
2026-09-02 16:34:47 -07:00

49 lines
2.4 KiB
MLIR

// RUN: mlir-translate -mlir-to-llvmir %s | FileCheck %s
// Check that we don't allocate a task context structure when none of the private
// vars need it.
omp.private {type = private} @_QFtestEp_private_i32 : i32
llvm.func @_QPtest() {
%0 = llvm.mlir.constant(1 : i64) : i64
%1 = llvm.alloca %0 x i32 {bindc_name = "p"} : (i64) -> !llvm.ptr
omp.task private(@_QFtestEp_private_i32 %1 -> %arg0 : !llvm.ptr) {
llvm.call @_QPdo_something(%arg0) {fastmathFlags = #llvm.fastmath<contract>} : (!llvm.ptr) -> ()
omp.terminator
}
llvm.return
}
llvm.func @_QPdo_something(!llvm.ptr) attributes {sym_visibility = "private"}
// CHECK-LABEL: define void @_QPtest()
// CHECK: %[[VAL_0:.*]] = alloca i32, i64 1, align 4
// CHECK: br label %[[VAL_1:.*]]
// CHECK: entry: ; preds = %[[VAL_2:.*]]
// CHECK: br label %[[VAL_3:.*]]
// CHECK: omp.private.init: ; preds = %[[VAL_1]]
// CHECK-NOT: @malloc
// CHECK: br label %[[VAL_4:.*]]
// CHECK: omp.private.copy: ; preds = %[[VAL_3]]
// CHECK: br label %[[VAL_5:.*]]
// CHECK: omp.task.start: ; preds = %[[VAL_4]]
// CHECK: br label %[[VAL_6:.*]]
// CHECK: codeRepl: ; preds = %[[VAL_5]]
// CHECK: %[[VAL_7:.*]] = call i32 @__kmpc_global_thread_num(ptr @1)
// CHECK: %[[VAL_8:.*]] = call ptr @__kmpc_omp_task_alloc(ptr @1, i32 %[[VAL_7]], i32 1, i64 40, i64 0, ptr @_QPtest..omp_par)
// CHECK: %[[VAL_9:.*]] = call i32 @__kmpc_omp_task(ptr @1, i32 %[[VAL_7]], ptr %[[VAL_8]])
// CHECK: br label %[[VAL_10:.*]]
// CHECK: task.exit: ; preds = %[[VAL_6]]
// CHECK: ret void
// CHECK-LABEL: define internal void @_QPtest..omp_par
// CHECK: task.alloca:
// CHECK: %[[VAL_11:.*]] = alloca i32, align 4
// CHECK: br label %[[VAL_12:.*]]
// CHECK: task.body: ; preds = %[[VAL_13:.*]]
// CHECK: br label %[[VAL_14:.*]]
// CHECK: omp.task.region: ; preds = %[[VAL_12]]
// CHECK: call void @_QPdo_something(ptr %[[VAL_11]])
// CHECK: br label %[[VAL_15:.*]]
// CHECK: omp.region.cont: ; preds = %[[VAL_14]]
// CHECK-NOT: @free