derek.holloway
7502bf64a4
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67 lines
4.3 KiB
MLIR
67 lines
4.3 KiB
MLIR
// RUN: mlir-translate -mlir-to-llvmir %s | FileCheck %s
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module attributes {dlti.dl_spec = #dlti.dl_spec<#dlti.dl_entry<"dlti.alloca_memory_space", 5 : ui32>>, llvm.target_triple = "amdgcn-amd-amdhsa", omp.is_target_device = true} {
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llvm.func @omp_target_region_() {
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%0 = llvm.mlir.constant(20 : i32) : i32
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%1 = llvm.mlir.constant(10 : i32) : i32
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%2 = llvm.mlir.constant(1 : i64) : i64
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%3 = llvm.alloca %2 x i32 {bindc_name = "a", in_type = i32, operandSegmentSizes = array<i32: 0, 0>, uniq_name = "_QFomp_target_regionEa"} : (i64) -> !llvm.ptr<5>
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%4 = llvm.mlir.constant(1 : i64) : i64
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%5 = llvm.alloca %4 x i32 {bindc_name = "b", in_type = i32, operandSegmentSizes = array<i32: 0, 0>, uniq_name = "_QFomp_target_regionEb"} : (i64) -> !llvm.ptr<5>
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%6 = llvm.mlir.constant(1 : i64) : i64
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%7 = llvm.alloca %6 x i32 {bindc_name = "c", in_type = i32, operandSegmentSizes = array<i32: 0, 0>, uniq_name = "_QFomp_target_regionEc"} : (i64) -> !llvm.ptr<5>
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%8 = llvm.addrspacecast %3 : !llvm.ptr<5> to !llvm.ptr
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%9 = llvm.addrspacecast %5 : !llvm.ptr<5> to !llvm.ptr
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%10 = llvm.addrspacecast %7 : !llvm.ptr<5> to !llvm.ptr
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llvm.store %1, %8 : i32, !llvm.ptr
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llvm.store %0, %9 : i32, !llvm.ptr
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%map1 = omp.map.info var_ptr(%8 : !llvm.ptr, i32) map_clauses(tofrom) capture(ByRef) -> !llvm.ptr {name = ""}
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%map2 = omp.map.info var_ptr(%9 : !llvm.ptr, i32) map_clauses(tofrom) capture(ByRef) -> !llvm.ptr {name = ""}
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%map3 = omp.map.info var_ptr(%10 : !llvm.ptr, i32) map_clauses(tofrom) capture(ByRef) -> !llvm.ptr {name = ""}
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omp.target map_entries(%map1 -> %arg0, %map2 -> %arg1, %map3 -> %arg2 : !llvm.ptr, !llvm.ptr, !llvm.ptr) {
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%11 = llvm.load %arg0 : !llvm.ptr -> i32
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%12 = llvm.load %arg1 : !llvm.ptr -> i32
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%13 = llvm.add %11, %12 : i32
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llvm.store %13, %arg2 : i32, !llvm.ptr
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omp.terminator
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}
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llvm.return
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}
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}
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// CHECK: @[[SRC_LOC:.*]] = private unnamed_addr constant [23 x i8] c"{{[^"]*}}", align 1
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// CHECK: @[[IDENT:.*]] = private unnamed_addr constant %struct.ident_t { i32 0, i32 2, i32 0, i32 22, ptr @[[SRC_LOC]] }, align 8
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// CHECK: @[[DYNA_ENV:.*]] = weak_odr protected global %struct.DynamicEnvironmentTy zeroinitializer
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// CHECK: @[[KERNEL_ENV:.*]] = weak_odr protected constant %struct.KernelEnvironmentTy { %struct.ConfigurationEnvironmentTy { i8 1, i8 1, i8 1, i32 1, i32 256, i32 -1, i32 -1, i32 0, i32 0 }, ptr @[[IDENT]], ptr @[[DYNA_ENV]] }
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// CHECK: define weak_odr protected amdgpu_kernel void @__omp_offloading_{{[^_]+}}_{{[^_]+}}_omp_target_region__l{{[0-9]+}}(ptr %[[ADDR_A:.*]], ptr %[[ADDR_B:.*]], ptr %[[ADDR_C:.*]], ptr %[[DYN_PTR:.*]])
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// CHECK: %[[TMP_A:.*]] = alloca ptr, align 8, addrspace(5)
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// CHECK: %[[ASCAST_A:.*]] = addrspacecast ptr addrspace(5) %[[TMP_A]] to ptr
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// CHECK: store ptr %[[ADDR_A]], ptr %[[ASCAST_A]], align 8
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// CHECK: %[[TMP_B:.*]] = alloca ptr, align 8
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// CHECK: %[[ASCAST_B:.*]] = addrspacecast ptr addrspace(5) %[[TMP_B]] to ptr
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// CHECK: store ptr %[[ADDR_B]], ptr %[[ASCAST_B]], align 8
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// CHECK: %[[TMP_C:.*]] = alloca ptr, align 8
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// CHECK: %[[ASCAST_C:.*]] = addrspacecast ptr addrspace(5) %[[TMP_C]] to ptr
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// CHECK: store ptr %[[ADDR_C]], ptr %[[ASCAST_C]], align 8
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// CHECK: %[[INIT:.*]] = call i32 @__kmpc_target_init(ptr @[[KERNEL_ENV]], ptr %[[DYN_PTR]])
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// CHECK-NEXT: %[[CMP:.*]] = icmp eq i32 %[[INIT]], -1
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// CHECK-NEXT: br i1 %[[CMP]], label %[[LABEL_ENTRY:.*]], label %[[LABEL_EXIT:.*]]
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// CHECK: [[LABEL_ENTRY]]:
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// CHECK: %[[PTR_A:.*]] = load ptr, ptr %[[ASCAST_A]], align 8
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// CHECK: %[[PTR_B:.*]] = load ptr, ptr %[[ASCAST_B]], align 8
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// CHECK: %[[PTR_C:.*]] = load ptr, ptr %[[ASCAST_C]], align 8
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// CHECK-NEXT: br label %[[LABEL_TARGET:.*]]
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// CHECK: [[LABEL_TARGET]]:
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// CHECK: %[[A:.*]] = load i32, ptr %[[PTR_A]], align 4
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// CHECK: %[[B:.*]] = load i32, ptr %[[PTR_B]], align 4
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// CHECK: %[[C:.*]] = add i32 %[[A]], %[[B]]
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// CHECK: store i32 %[[C]], ptr %[[PTR_C]], align 4
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// CHECK: br label %[[LABEL_TARGET_EXIT:.*]]
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// CHECK: [[LABEL_TARGET_EXIT]]:
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// CHECK-NEXT: br label %[[LABEL_DEINIT:.*]]
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// CHECK: [[LABEL_DEINIT]]:
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// CHECK-NEXT: call void @__kmpc_target_deinit()
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// CHECK-NEXT: ret void
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// CHECK: [[LABEL_EXIT]]:
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// CHECK-NEXT: ret void
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