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TheRock/compiler/amd-llvm/mlir/test/Target/LLVMIR/openmp-taskloop-local-bounds.mlir
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derek.holloway 7502bf64a4
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Flatten subprojects into a single base monorepo
2026-09-02 16:34:47 -07:00

66 lines
2.5 KiB
MLIR

// RUN: mlir-translate -mlir-to-llvmir %s | FileCheck %s
// Taskloop loop bounds defined inside omp.taskloop.context by pure operations
// that do not depend on block arguments should be materialized in the parent
// function before the runtime call and translated again inside the outlined
// task.
omp.private {type = private} @_QPtest_taskloop_local_bounds_private_i32 : i32
// CHECK-LABEL: define void @_QPtest_taskloop_local_constants(
llvm.func @_QPtest_taskloop_local_constants() {
%one_i64 = llvm.mlir.constant(1 : i64) : i64
%i = llvm.alloca %one_i64 x i32 {bindc_name = "i"} : (i64) -> !llvm.ptr
omp.taskloop.context private(@_QPtest_taskloop_local_bounds_private_i32 %i -> %arg0 : !llvm.ptr) {
%lb = llvm.mlir.constant(1 : i32) : i32
%ub = llvm.mlir.constant(10 : i32) : i32
%step = llvm.mlir.constant(1 : i32) : i32
omp.taskloop.wrapper {
omp.loop_nest (%iv) : i32 = (%lb) to (%ub) inclusive step (%step) {
llvm.store %iv, %arg0 : i32, !llvm.ptr
omp.yield
}
}
omp.terminator
}
llvm.return
}
// CHECK: %[[GEP_LB:.*]] = getelementptr
// CHECK: store i64 1, ptr %[[GEP_LB]]
// CHECK: %[[GEP_UB:.*]] = getelementptr
// CHECK: store i64 10, ptr %[[GEP_UB]]
// CHECK: %[[GEP_STEP:.*]] = getelementptr
// CHECK: store i64 1, ptr %[[GEP_STEP]]
// CHECK: call void @__kmpc_taskloop(
// CHECK-LABEL: define internal void @_QPtest_taskloop_local_constants..omp_par(
// CHECK: %[[OL_GEP_LB:.*]] = getelementptr
// CHECK: %[[OL_LOAD_LB:.*]] = load i64, ptr %[[OL_GEP_LB]]
// CHECK: %[[OL_GEP_UB:.*]] = getelementptr
// CHECK: %[[OL_LOAD_UB:.*]] = load i64, ptr %[[OL_GEP_UB]]
// CHECK-LABEL: define void @_QPtest_taskloop_local_derived_bound(
llvm.func @_QPtest_taskloop_local_derived_bound() {
%one_i64 = llvm.mlir.constant(1 : i64) : i64
%i = llvm.alloca %one_i64 x i32 {bindc_name = "i"} : (i64) -> !llvm.ptr
omp.taskloop.context private(@_QPtest_taskloop_local_bounds_private_i32 %i -> %arg0 : !llvm.ptr) {
%lb = llvm.mlir.constant(1 : i32) : i32
%ten = llvm.mlir.constant(10 : i32) : i32
%two = llvm.mlir.constant(2 : i32) : i32
%ub = llvm.add %ten, %two : i32
%step = llvm.mlir.constant(1 : i32) : i32
omp.taskloop.wrapper {
omp.loop_nest (%iv) : i32 = (%lb) to (%ub) inclusive step (%step) {
llvm.store %iv, %arg0 : i32, !llvm.ptr
omp.yield
}
}
omp.terminator
}
llvm.return
}
// CHECK: store i64 12, ptr %{{.*}}
// CHECK: call void @__kmpc_taskloop(