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Diffstat (limited to 'test/OpenMP/nvptx_parallel_codegen.cpp')
-rw-r--r--test/OpenMP/nvptx_parallel_codegen.cpp507
1 files changed, 269 insertions, 238 deletions
diff --git a/test/OpenMP/nvptx_parallel_codegen.cpp b/test/OpenMP/nvptx_parallel_codegen.cpp
index ba889bf4975f6..d1a3104407d09 100644
--- a/test/OpenMP/nvptx_parallel_codegen.cpp
+++ b/test/OpenMP/nvptx_parallel_codegen.cpp
@@ -51,6 +51,15 @@ tx ftemplate(int n) {
b[2] += 1;
}
+ #pragma omp target
+ {
+ #pragma omp parallel
+ {
+ #pragma omp critical
+ ++a;
+ }
+ ++a;
+ }
return a;
}
@@ -62,256 +71,278 @@ int bar(int n){
return a;
}
- // CHECK-NOT: define {{.*}}void {{@__omp_offloading_.+template.+l17}}_worker()
-
-
-
-
-
+// CHECK-NOT: define {{.*}}void {{@__omp_offloading_.+template.+l17}}_worker()
- // CHECK-LABEL: define {{.*}}void {{@__omp_offloading_.+template.+l26}}_worker()
- // CHECK-DAG: [[OMP_EXEC_STATUS:%.+]] = alloca i8,
- // CHECK-DAG: [[OMP_WORK_FN:%.+]] = alloca i8*,
- // CHECK: store i8* null, i8** [[OMP_WORK_FN]],
- // CHECK: store i8 0, i8* [[OMP_EXEC_STATUS]],
- // CHECK: br label {{%?}}[[AWAIT_WORK:.+]]
- //
- // CHECK: [[AWAIT_WORK]]
- // CHECK: call void @llvm.nvvm.barrier0()
- // CHECK: [[KPR:%.+]] = call i1 @__kmpc_kernel_parallel(i8** [[OMP_WORK_FN]],
- // CHECK: [[KPRB:%.+]] = zext i1 [[KPR]] to i8
- // store i8 [[KPRB]], i8* [[OMP_EXEC_STATUS]], align 1
- // CHECK: [[WORK:%.+]] = load i8*, i8** [[OMP_WORK_FN]],
- // CHECK: [[SHOULD_EXIT:%.+]] = icmp eq i8* [[WORK]], null
- // CHECK: br i1 [[SHOULD_EXIT]], label {{%?}}[[EXIT:.+]], label {{%?}}[[SEL_WORKERS:.+]]
- //
- // CHECK: [[SEL_WORKERS]]
- // CHECK: [[ST:%.+]] = load i8, i8* [[OMP_EXEC_STATUS]]
- // CHECK: [[IS_ACTIVE:%.+]] = icmp ne i8 [[ST]], 0
- // CHECK: br i1 [[IS_ACTIVE]], label {{%?}}[[EXEC_PARALLEL:.+]], label {{%?}}[[BAR_PARALLEL:.+]]
- //
- // CHECK: [[EXEC_PARALLEL]]
- // CHECK: [[WF1:%.+]] = load i8*, i8** [[OMP_WORK_FN]],
- // CHECK: [[WM1:%.+]] = icmp eq i8* [[WF1]], bitcast (void (i16, i32, i8**)* [[PARALLEL_FN1:@.+]]_wrapper to i8*)
- // CHECK: br i1 [[WM1]], label {{%?}}[[EXEC_PFN1:.+]], label {{%?}}[[CHECK_NEXT1:.+]]
- //
- // CHECK: [[EXEC_PFN1]]
- // CHECK: call void [[PARALLEL_FN1]]_wrapper(
- // CHECK: br label {{%?}}[[TERM_PARALLEL:.+]]
- //
- // CHECK: [[CHECK_NEXT1]]
- // CHECK: [[WF2:%.+]] = load i8*, i8** [[OMP_WORK_FN]],
- // CHECK: [[WM2:%.+]] = icmp eq i8* [[WF2]], bitcast (void (i16, i32, i8**)* [[PARALLEL_FN2:@.+]]_wrapper to i8*)
- // CHECK: br i1 [[WM2]], label {{%?}}[[EXEC_PFN2:.+]], label {{%?}}[[CHECK_NEXT2:.+]]
- //
- // CHECK: [[EXEC_PFN2]]
- // CHECK: call void [[PARALLEL_FN2]]_wrapper(
- // CHECK: br label {{%?}}[[TERM_PARALLEL:.+]]
- //
- // CHECK: [[CHECK_NEXT2]]
- // CHECK: br label {{%?}}[[TERM_PARALLEL:.+]]
- //
- // CHECK: [[TERM_PARALLEL]]
- // CHECK: call void @__kmpc_kernel_end_parallel()
- // CHECK: br label {{%?}}[[BAR_PARALLEL]]
- //
- // CHECK: [[BAR_PARALLEL]]
- // CHECK: call void @llvm.nvvm.barrier0()
- // CHECK: br label {{%?}}[[AWAIT_WORK]]
- //
- // CHECK: [[EXIT]]
- // CHECK: ret void
+// CHECK-LABEL: define {{.*}}void {{@__omp_offloading_.+template.+l26}}_worker()
+// CHECK-DAG: [[OMP_EXEC_STATUS:%.+]] = alloca i8,
+// CHECK-DAG: [[OMP_WORK_FN:%.+]] = alloca i8*,
+// CHECK: store i8* null, i8** [[OMP_WORK_FN]],
+// CHECK: store i8 0, i8* [[OMP_EXEC_STATUS]],
+// CHECK: br label {{%?}}[[AWAIT_WORK:.+]]
+//
+// CHECK: [[AWAIT_WORK]]
+// CHECK: call void @llvm.nvvm.barrier0()
+// CHECK: [[KPR:%.+]] = call i1 @__kmpc_kernel_parallel(i8** [[OMP_WORK_FN]]
+// CHECK: [[KPRB:%.+]] = zext i1 [[KPR]] to i8
+// store i8 [[KPRB]], i8* [[OMP_EXEC_STATUS]], align 1
+// CHECK: [[WORK:%.+]] = load i8*, i8** [[OMP_WORK_FN]],
+// CHECK: [[SHOULD_EXIT:%.+]] = icmp eq i8* [[WORK]], null
+// CHECK: br i1 [[SHOULD_EXIT]], label {{%?}}[[EXIT:.+]], label {{%?}}[[SEL_WORKERS:.+]]
+//
+// CHECK: [[SEL_WORKERS]]
+// CHECK: [[ST:%.+]] = load i8, i8* [[OMP_EXEC_STATUS]]
+// CHECK: [[IS_ACTIVE:%.+]] = icmp ne i8 [[ST]], 0
+// CHECK: br i1 [[IS_ACTIVE]], label {{%?}}[[EXEC_PARALLEL:.+]], label {{%?}}[[BAR_PARALLEL:.+]]
+//
+// CHECK: [[EXEC_PARALLEL]]
+// CHECK: [[WF1:%.+]] = load i8*, i8** [[OMP_WORK_FN]],
+// CHECK: [[WM1:%.+]] = icmp eq i8* [[WF1]], bitcast (void (i16, i32)* [[PARALLEL_FN1:@.+]]_wrapper to i8*)
+// CHECK: br i1 [[WM1]], label {{%?}}[[EXEC_PFN1:.+]], label {{%?}}[[CHECK_NEXT1:.+]]
+//
+// CHECK: [[EXEC_PFN1]]
+// CHECK: call void [[PARALLEL_FN1]]_wrapper(
+// CHECK: br label {{%?}}[[TERM_PARALLEL:.+]]
+//
+// CHECK: [[CHECK_NEXT1]]
+// CHECK: [[WF2:%.+]] = load i8*, i8** [[OMP_WORK_FN]],
+// CHECK: [[WM2:%.+]] = icmp eq i8* [[WF2]], bitcast (void (i16, i32)* [[PARALLEL_FN2:@.+]]_wrapper to i8*)
+// CHECK: br i1 [[WM2]], label {{%?}}[[EXEC_PFN2:.+]], label {{%?}}[[CHECK_NEXT2:.+]]
+//
+// CHECK: [[EXEC_PFN2]]
+// CHECK: call void [[PARALLEL_FN2]]_wrapper(
+// CHECK: br label {{%?}}[[TERM_PARALLEL:.+]]
+//
+// CHECK: [[CHECK_NEXT2]]
+// CHECK: br label {{%?}}[[TERM_PARALLEL:.+]]
+//
+// CHECK: [[TERM_PARALLEL]]
+// CHECK: call void @__kmpc_kernel_end_parallel()
+// CHECK: br label {{%?}}[[BAR_PARALLEL]]
+//
+// CHECK: [[BAR_PARALLEL]]
+// CHECK: call void @llvm.nvvm.barrier0()
+// CHECK: br label {{%?}}[[AWAIT_WORK]]
+//
+// CHECK: [[EXIT]]
+// CHECK: ret void
- // CHECK: define {{.*}}void [[T6:@__omp_offloading_.+template.+l26]](i[[SZ:32|64]]
- // Create local storage for each capture.
- // CHECK: [[LOCAL_A:%.+]] = alloca i[[SZ]],
- // CHECK-DAG: store i[[SZ]] [[ARG_A:%.+]], i[[SZ]]* [[LOCAL_A]]
- // Store captures in the context.
- // CHECK-64-DAG:[[REF_A:%.+]] = bitcast i[[SZ]]* [[LOCAL_A]] to i32*
- //
- // CHECK-DAG: [[TID:%.+]] = call i32 @llvm.nvvm.read.ptx.sreg.tid.x()
- // CHECK-DAG: [[NTH:%.+]] = call i32 @llvm.nvvm.read.ptx.sreg.ntid.x()
- // CHECK-DAG: [[WS:%.+]] = call i32 @llvm.nvvm.read.ptx.sreg.warpsize()
- // CHECK-DAG: [[TH_LIMIT:%.+]] = sub i32 [[NTH]], [[WS]]
- // CHECK: [[IS_WORKER:%.+]] = icmp ult i32 [[TID]], [[TH_LIMIT]]
- // CHECK: br i1 [[IS_WORKER]], label {{%?}}[[WORKER:.+]], label {{%?}}[[CHECK_MASTER:.+]]
- //
- // CHECK: [[WORKER]]
- // CHECK: {{call|invoke}} void [[T6]]_worker()
- // CHECK: br label {{%?}}[[EXIT:.+]]
- //
- // CHECK: [[CHECK_MASTER]]
- // CHECK-DAG: [[CMTID:%.+]] = call i32 @llvm.nvvm.read.ptx.sreg.tid.x()
- // CHECK-DAG: [[CMNTH:%.+]] = call i32 @llvm.nvvm.read.ptx.sreg.ntid.x()
- // CHECK-DAG: [[CMWS:%.+]] = call i32 @llvm.nvvm.read.ptx.sreg.warpsize()
- // CHECK: [[IS_MASTER:%.+]] = icmp eq i32 [[CMTID]],
- // CHECK: br i1 [[IS_MASTER]], label {{%?}}[[MASTER:.+]], label {{%?}}[[EXIT]]
- //
- // CHECK: [[MASTER]]
- // CHECK-DAG: [[MNTH:%.+]] = call i32 @llvm.nvvm.read.ptx.sreg.ntid.x()
- // CHECK-DAG: [[MWS:%.+]] = call i32 @llvm.nvvm.read.ptx.sreg.warpsize()
- // CHECK: [[MTMP1:%.+]] = sub i32 [[MNTH]], [[MWS]]
- // CHECK: call void @__kmpc_kernel_init(i32 [[MTMP1]]
- // CHECK: call void @__kmpc_kernel_prepare_parallel(i8* bitcast (void (i16, i32, i8**)* [[PARALLEL_FN1]]_wrapper to i8*),
- // CHECK: call void @llvm.nvvm.barrier0()
- // CHECK: call void @llvm.nvvm.barrier0()
- // CHECK: call void @__kmpc_serialized_parallel(
- // CHECK: {{call|invoke}} void [[PARALLEL_FN3:@.+]](
- // CHECK: call void @__kmpc_end_serialized_parallel(
- // CHECK: call void @__kmpc_kernel_prepare_parallel(i8* bitcast (void (i16, i32, i8**)* [[PARALLEL_FN2]]_wrapper to i8*),
- // CHECK: call void @llvm.nvvm.barrier0()
- // CHECK: call void @llvm.nvvm.barrier0()
- // CHECK-64-DAG: load i32, i32* [[REF_A]]
- // CHECK-32-DAG: load i32, i32* [[LOCAL_A]]
- // CHECK: br label {{%?}}[[TERMINATE:.+]]
- //
- // CHECK: [[TERMINATE]]
- // CHECK: call void @__kmpc_kernel_deinit(
- // CHECK: call void @llvm.nvvm.barrier0()
- // CHECK: br label {{%?}}[[EXIT]]
- //
- // CHECK: [[EXIT]]
- // CHECK: ret void
+// CHECK: define {{.*}}void [[T6:@__omp_offloading_.+template.+l26]](i[[SZ:32|64]]
+// Create local storage for each capture.
+// CHECK: [[LOCAL_A:%.+]] = alloca i[[SZ]],
+// CHECK-DAG: store i[[SZ]] [[ARG_A:%.+]], i[[SZ]]* [[LOCAL_A]]
+// Store captures in the context.
+// CHECK-64-DAG:[[REF_A:%.+]] = bitcast i[[SZ]]* [[LOCAL_A]] to i32*
+//
+// CHECK-DAG: [[TID:%.+]] = call i32 @llvm.nvvm.read.ptx.sreg.tid.x()
+// CHECK-DAG: [[NTH:%.+]] = call i32 @llvm.nvvm.read.ptx.sreg.ntid.x()
+// CHECK-DAG: [[WS:%.+]] = call i32 @llvm.nvvm.read.ptx.sreg.warpsize()
+// CHECK-DAG: [[TH_LIMIT:%.+]] = sub nuw i32 [[NTH]], [[WS]]
+// CHECK: [[IS_WORKER:%.+]] = icmp ult i32 [[TID]], [[TH_LIMIT]]
+// CHECK: br i1 [[IS_WORKER]], label {{%?}}[[WORKER:.+]], label {{%?}}[[CHECK_MASTER:.+]]
+//
+// CHECK: [[WORKER]]
+// CHECK: {{call|invoke}} void [[T6]]_worker()
+// CHECK: br label {{%?}}[[EXIT:.+]]
+//
+// CHECK: [[CHECK_MASTER]]
+// CHECK-DAG: [[CMTID:%.+]] = call i32 @llvm.nvvm.read.ptx.sreg.tid.x()
+// CHECK-DAG: [[CMNTH:%.+]] = call i32 @llvm.nvvm.read.ptx.sreg.ntid.x()
+// CHECK-DAG: [[CMWS:%.+]] = call i32 @llvm.nvvm.read.ptx.sreg.warpsize()
+// CHECK: [[IS_MASTER:%.+]] = icmp eq i32 [[CMTID]],
+// CHECK: br i1 [[IS_MASTER]], label {{%?}}[[MASTER:.+]], label {{%?}}[[EXIT]]
+//
+// CHECK: [[MASTER]]
+// CHECK-DAG: [[MNTH:%.+]] = call i32 @llvm.nvvm.read.ptx.sreg.ntid.x()
+// CHECK-DAG: [[MWS:%.+]] = call i32 @llvm.nvvm.read.ptx.sreg.warpsize()
+// CHECK: [[MTMP1:%.+]] = sub nuw i32 [[MNTH]], [[MWS]]
+// CHECK: call void @__kmpc_kernel_init(i32 [[MTMP1]]
+// CHECK: call void @__kmpc_kernel_prepare_parallel(i8* bitcast (void (i16, i32)* [[PARALLEL_FN1]]_wrapper to i8*),
+// CHECK: call void @llvm.nvvm.barrier0()
+// CHECK: call void @llvm.nvvm.barrier0()
+// CHECK: call void @__kmpc_serialized_parallel(
+// CHECK: {{call|invoke}} void [[PARALLEL_FN3:@.+]](
+// CHECK: call void @__kmpc_end_serialized_parallel(
+// CHECK: call void @__kmpc_kernel_prepare_parallel(i8* bitcast (void (i16, i32)* [[PARALLEL_FN2]]_wrapper to i8*),
+// CHECK: call void @llvm.nvvm.barrier0()
+// CHECK: call void @llvm.nvvm.barrier0()
+// CHECK-64-DAG: load i32, i32* [[REF_A]]
+// CHECK-32-DAG: load i32, i32* [[LOCAL_A]]
+// CHECK: br label {{%?}}[[TERMINATE:.+]]
+//
+// CHECK: [[TERMINATE]]
+// CHECK: call void @__kmpc_kernel_deinit(
+// CHECK: call void @llvm.nvvm.barrier0()
+// CHECK: br label {{%?}}[[EXIT]]
+//
+// CHECK: [[EXIT]]
+// CHECK: ret void
- // CHECK-DAG: define internal void [[PARALLEL_FN1]](
- // CHECK: [[A:%.+]] = alloca i[[SZ:32|64]],
- // CHECK: store i[[SZ]] 42, i[[SZ]]* %a,
- // CHECK: ret void
+// CHECK-DAG: define internal void [[PARALLEL_FN1]](
+// CHECK: [[A:%.+]] = alloca i[[SZ:32|64]],
+// CHECK: store i[[SZ]] 42, i[[SZ]]* %a,
+// CHECK: ret void
- // CHECK-DAG: define internal void [[PARALLEL_FN3]](
- // CHECK: [[A:%.+]] = alloca i[[SZ:32|64]],
- // CHECK: store i[[SZ]] 43, i[[SZ]]* %a,
- // CHECK: ret void
+// CHECK-DAG: define internal void [[PARALLEL_FN3]](
+// CHECK: [[A:%.+]] = alloca i[[SZ:32|64]],
+// CHECK: store i[[SZ]] 43, i[[SZ]]* %a,
+// CHECK: ret void
- // CHECK-DAG: define internal void [[PARALLEL_FN2]](
- // CHECK: [[A:%.+]] = alloca i[[SZ:32|64]],
- // CHECK: store i[[SZ]] 44, i[[SZ]]* %a,
- // CHECK: ret void
+// CHECK-DAG: define internal void [[PARALLEL_FN2]](
+// CHECK: [[A:%.+]] = alloca i[[SZ:32|64]],
+// CHECK: store i[[SZ]] 44, i[[SZ]]* %a,
+// CHECK: ret void
+// CHECK-LABEL: define {{.*}}void {{@__omp_offloading_.+template.+l43}}_worker()
+// CHECK-DAG: [[OMP_EXEC_STATUS:%.+]] = alloca i8,
+// CHECK-DAG: [[OMP_WORK_FN:%.+]] = alloca i8*,
+// CHECK: store i8* null, i8** [[OMP_WORK_FN]],
+// CHECK: store i8 0, i8* [[OMP_EXEC_STATUS]],
+// CHECK: br label {{%?}}[[AWAIT_WORK:.+]]
+//
+// CHECK: [[AWAIT_WORK]]
+// CHECK: call void @llvm.nvvm.barrier0()
+// CHECK: [[KPR:%.+]] = call i1 @__kmpc_kernel_parallel(i8** [[OMP_WORK_FN]],
+// CHECK: [[KPRB:%.+]] = zext i1 [[KPR]] to i8
+// store i8 [[KPRB]], i8* [[OMP_EXEC_STATUS]], align 1
+// CHECK: [[WORK:%.+]] = load i8*, i8** [[OMP_WORK_FN]],
+// CHECK: [[SHOULD_EXIT:%.+]] = icmp eq i8* [[WORK]], null
+// CHECK: br i1 [[SHOULD_EXIT]], label {{%?}}[[EXIT:.+]], label {{%?}}[[SEL_WORKERS:.+]]
+//
+// CHECK: [[SEL_WORKERS]]
+// CHECK: [[ST:%.+]] = load i8, i8* [[OMP_EXEC_STATUS]]
+// CHECK: [[IS_ACTIVE:%.+]] = icmp ne i8 [[ST]], 0
+// CHECK: br i1 [[IS_ACTIVE]], label {{%?}}[[EXEC_PARALLEL:.+]], label {{%?}}[[BAR_PARALLEL:.+]]
+//
+// CHECK: [[EXEC_PARALLEL]]
+// CHECK: [[WF:%.+]] = load i8*, i8** [[OMP_WORK_FN]],
+// CHECK: [[WM:%.+]] = icmp eq i8* [[WF]], bitcast (void (i16, i32)* [[PARALLEL_FN4:@.+]]_wrapper to i8*)
+// CHECK: br i1 [[WM]], label {{%?}}[[EXEC_PFN:.+]], label {{%?}}[[CHECK_NEXT:.+]]
+//
+// CHECK: [[EXEC_PFN]]
+// CHECK: call void [[PARALLEL_FN4]]_wrapper(
+// CHECK: br label {{%?}}[[TERM_PARALLEL:.+]]
+//
+// CHECK: [[CHECK_NEXT]]
+// CHECK: br label {{%?}}[[TERM_PARALLEL:.+]]
+//
+// CHECK: [[TERM_PARALLEL]]
+// CHECK: call void @__kmpc_kernel_end_parallel()
+// CHECK: br label {{%?}}[[BAR_PARALLEL]]
+//
+// CHECK: [[BAR_PARALLEL]]
+// CHECK: call void @llvm.nvvm.barrier0()
+// CHECK: br label {{%?}}[[AWAIT_WORK]]
+//
+// CHECK: [[EXIT]]
+// CHECK: ret void
+// CHECK: define {{.*}}void [[T6:@__omp_offloading_.+template.+l43]](i[[SZ:32|64]]
+// Create local storage for each capture.
+// CHECK: [[LOCAL_N:%.+]] = alloca i[[SZ]],
+// CHECK: [[LOCAL_A:%.+]] = alloca i[[SZ]],
+// CHECK: [[LOCAL_AA:%.+]] = alloca i[[SZ]],
+// CHECK: [[LOCAL_B:%.+]] = alloca [10 x i32]*
+// CHECK-DAG: store i[[SZ]] [[ARG_N:%.+]], i[[SZ]]* [[LOCAL_N]]
+// CHECK-DAG: store i[[SZ]] [[ARG_A:%.+]], i[[SZ]]* [[LOCAL_A]]
+// CHECK-DAG: store i[[SZ]] [[ARG_AA:%.+]], i[[SZ]]* [[LOCAL_AA]]
+// CHECK-DAG: store [10 x i32]* [[ARG_B:%.+]], [10 x i32]** [[LOCAL_B]]
+// Store captures in the context.
+// CHECK-64-DAG:[[REF_N:%.+]] = bitcast i[[SZ]]* [[LOCAL_N]] to i32*
+// CHECK-64-DAG:[[REF_A:%.+]] = bitcast i[[SZ]]* [[LOCAL_A]] to i32*
+// CHECK-DAG: [[REF_AA:%.+]] = bitcast i[[SZ]]* [[LOCAL_AA]] to i16*
+// CHECK-DAG: [[REF_B:%.+]] = load [10 x i32]*, [10 x i32]** [[LOCAL_B]],
+//
+// CHECK-DAG: [[TID:%.+]] = call i32 @llvm.nvvm.read.ptx.sreg.tid.x()
+// CHECK-DAG: [[NTH:%.+]] = call i32 @llvm.nvvm.read.ptx.sreg.ntid.x()
+// CHECK-DAG: [[WS:%.+]] = call i32 @llvm.nvvm.read.ptx.sreg.warpsize()
+// CHECK-DAG: [[TH_LIMIT:%.+]] = sub nuw i32 [[NTH]], [[WS]]
+// CHECK: [[IS_WORKER:%.+]] = icmp ult i32 [[TID]], [[TH_LIMIT]]
+// CHECK: br i1 [[IS_WORKER]], label {{%?}}[[WORKER:.+]], label {{%?}}[[CHECK_MASTER:.+]]
+//
+// CHECK: [[WORKER]]
+// CHECK: {{call|invoke}} void [[T6]]_worker()
+// CHECK: br label {{%?}}[[EXIT:.+]]
+//
+// CHECK: [[CHECK_MASTER]]
+// CHECK-DAG: [[CMTID:%.+]] = call i32 @llvm.nvvm.read.ptx.sreg.tid.x()
+// CHECK-DAG: [[CMNTH:%.+]] = call i32 @llvm.nvvm.read.ptx.sreg.ntid.x()
+// CHECK-DAG: [[CMWS:%.+]] = call i32 @llvm.nvvm.read.ptx.sreg.warpsize()
+// CHECK: [[IS_MASTER:%.+]] = icmp eq i32 [[CMTID]],
+// CHECK: br i1 [[IS_MASTER]], label {{%?}}[[MASTER:.+]], label {{%?}}[[EXIT]]
+//
+// CHECK: [[MASTER]]
+// CHECK-DAG: [[MNTH:%.+]] = call i32 @llvm.nvvm.read.ptx.sreg.ntid.x()
+// CHECK-DAG: [[MWS:%.+]] = call i32 @llvm.nvvm.read.ptx.sreg.warpsize()
+// CHECK: [[MTMP1:%.+]] = sub nuw i32 [[MNTH]], [[MWS]]
+// CHECK: call void @__kmpc_kernel_init(i32 [[MTMP1]]
+// CHECK-64: [[N:%.+]] = load i32, i32* [[REF_N]],
+// CHECK-32: [[N:%.+]] = load i32, i32* [[LOCAL_N]],
+// CHECK: [[CMP:%.+]] = icmp sgt i32 [[N]], 1000
+// CHECK: br i1 [[CMP]], label {{%?}}[[IF_THEN:.+]], label {{%?}}[[IF_ELSE:.+]]
+//
+// CHECK: [[IF_THEN]]
+// CHECK: call void @__kmpc_kernel_prepare_parallel(i8* bitcast (void (i16, i32)* [[PARALLEL_FN4]]_wrapper to i8*),
+// CHECK: call void @llvm.nvvm.barrier0()
+// CHECK: call void @llvm.nvvm.barrier0()
+// CHECK: br label {{%?}}[[IF_END:.+]]
+//
+// CHECK: [[IF_ELSE]]
+// CHECK: call void @__kmpc_serialized_parallel(
+// CHECK: {{call|invoke}} void [[PARALLEL_FN4]](
+// CHECK: call void @__kmpc_end_serialized_parallel(
+// br label [[IF_END]]
+//
+// CHECK: [[IF_END]]
+// CHECK-64-DAG: load i32, i32* [[REF_A]]
+// CHECK-32-DAG: load i32, i32* [[LOCAL_A]]
+// CHECK-DAG: load i16, i16* [[REF_AA]]
+// CHECK-DAG: getelementptr inbounds [10 x i32], [10 x i32]* [[REF_B]], i[[SZ]] 0, i[[SZ]] 2
+//
+// CHECK: br label {{%?}}[[TERMINATE:.+]]
+//
+// CHECK: [[TERMINATE]]
+// CHECK: call void @__kmpc_kernel_deinit(
+// CHECK: call void @llvm.nvvm.barrier0()
+// CHECK: br label {{%?}}[[EXIT]]
+//
+// CHECK: [[EXIT]]
+// CHECK: ret void
+// CHECK: define internal void [[PARALLEL_FN4]](
+// CHECK: [[A:%.+]] = alloca i[[SZ:32|64]],
+// CHECK: store i[[SZ]] 45, i[[SZ]]* %a,
+// CHECK: ret void
+// CHECK-LABEL: define {{.*}}void {{@__omp_offloading_.+template.+l54}}_worker()
+// CHECK-LABEL: define {{.*}}void {{@__omp_offloading_.+template.+l54}}(
+// CHECK-32: [[A_ADDR:%.+]] = alloca i32,
+// CHECK-64: [[A_ADDR:%.+]] = alloca i64,
+// CHECK-64: [[CONV:%.+]] = bitcast i64* [[A_ADDR]] to i32*
+// CHECK: [[STACK:%.+]] = call i8* @__kmpc_data_sharing_push_stack(i{{64|32}} 4, i16 0)
+// CHECK: [[BC:%.+]] = bitcast i8* [[STACK]] to %struct._globalized_locals_ty*
+// CHECK-32: [[A:%.+]] = load i32, i32* [[A_ADDR]],
+// CHECK-64: [[A:%.+]] = load i32, i32* [[CONV]],
+// CHECK: [[GLOBAL_A_ADDR:%.+]] = getelementptr inbounds %struct._globalized_locals_ty, %struct._globalized_locals_ty* [[BC]], i{{[0-9]+}} 0, i{{[0-9]+}} 0
+// CHECK: store i32 [[A]], i32* [[GLOBAL_A_ADDR]],
+// CHECK-LABEL: define internal void @{{.+}}(i32* noalias %{{.+}}, i32* noalias %{{.+}}, i32* dereferenceable{{.*}})
+// CHECK: [[CC:%.+]] = alloca i32,
+// CHECK: [[TID:%.+]] = call i32 @llvm.nvvm.read.ptx.sreg.tid.x()
+// CHECK: [[NUM_THREADS:%.+]] = call i32 @llvm.nvvm.read.ptx.sreg.ntid.x()
+// CHECK: store i32 0, i32* [[CC]],
+// CHECK: br label
+// CHECK: [[CC_VAL:%.+]] = load i32, i32* [[CC]],
+// CHECK: [[RES:%.+]] = icmp slt i32 [[CC_VAL]], [[NUM_THREADS]]
+// CHECK: br i1 [[RES]], label
- // CHECK-LABEL: define {{.*}}void {{@__omp_offloading_.+template.+l43}}_worker()
- // CHECK-DAG: [[OMP_EXEC_STATUS:%.+]] = alloca i8,
- // CHECK-DAG: [[OMP_WORK_FN:%.+]] = alloca i8*,
- // CHECK: store i8* null, i8** [[OMP_WORK_FN]],
- // CHECK: store i8 0, i8* [[OMP_EXEC_STATUS]],
- // CHECK: br label {{%?}}[[AWAIT_WORK:.+]]
- //
- // CHECK: [[AWAIT_WORK]]
- // CHECK: call void @llvm.nvvm.barrier0()
- // CHECK: [[KPR:%.+]] = call i1 @__kmpc_kernel_parallel(i8** [[OMP_WORK_FN]],
- // CHECK: [[KPRB:%.+]] = zext i1 [[KPR]] to i8
- // store i8 [[KPRB]], i8* [[OMP_EXEC_STATUS]], align 1
- // CHECK: [[WORK:%.+]] = load i8*, i8** [[OMP_WORK_FN]],
- // CHECK: [[SHOULD_EXIT:%.+]] = icmp eq i8* [[WORK]], null
- // CHECK: br i1 [[SHOULD_EXIT]], label {{%?}}[[EXIT:.+]], label {{%?}}[[SEL_WORKERS:.+]]
- //
- // CHECK: [[SEL_WORKERS]]
- // CHECK: [[ST:%.+]] = load i8, i8* [[OMP_EXEC_STATUS]]
- // CHECK: [[IS_ACTIVE:%.+]] = icmp ne i8 [[ST]], 0
- // CHECK: br i1 [[IS_ACTIVE]], label {{%?}}[[EXEC_PARALLEL:.+]], label {{%?}}[[BAR_PARALLEL:.+]]
- //
- // CHECK: [[EXEC_PARALLEL]]
- // CHECK: [[WF:%.+]] = load i8*, i8** [[OMP_WORK_FN]],
- // CHECK: [[WM:%.+]] = icmp eq i8* [[WF]], bitcast (void (i16, i32, i8**)* [[PARALLEL_FN4:@.+]]_wrapper to i8*)
- // CHECK: br i1 [[WM]], label {{%?}}[[EXEC_PFN:.+]], label {{%?}}[[CHECK_NEXT:.+]]
- //
- // CHECK: [[EXEC_PFN]]
- // CHECK: call void [[PARALLEL_FN4]]_wrapper(
- // CHECK: br label {{%?}}[[TERM_PARALLEL:.+]]
- //
- // CHECK: [[CHECK_NEXT]]
- // CHECK: br label {{%?}}[[TERM_PARALLEL:.+]]
- //
- // CHECK: [[TERM_PARALLEL]]
- // CHECK: call void @__kmpc_kernel_end_parallel()
- // CHECK: br label {{%?}}[[BAR_PARALLEL]]
- //
- // CHECK: [[BAR_PARALLEL]]
- // CHECK: call void @llvm.nvvm.barrier0()
- // CHECK: br label {{%?}}[[AWAIT_WORK]]
- //
- // CHECK: [[EXIT]]
- // CHECK: ret void
+// CHECK: [[CC_VAL:%.+]] = load i32, i32* [[CC]],
+// CHECK: [[RES:%.+]] = icmp eq i32 [[TID]], [[CC_VAL]]
+// CHECK: br i1 [[RES]], label
- // CHECK: define {{.*}}void [[T6:@__omp_offloading_.+template.+l43]](i[[SZ:32|64]]
- // Create local storage for each capture.
- // CHECK: [[LOCAL_N:%.+]] = alloca i[[SZ]],
- // CHECK: [[LOCAL_A:%.+]] = alloca i[[SZ]],
- // CHECK: [[LOCAL_AA:%.+]] = alloca i[[SZ]],
- // CHECK: [[LOCAL_B:%.+]] = alloca [10 x i32]*
- // CHECK-DAG: store i[[SZ]] [[ARG_N:%.+]], i[[SZ]]* [[LOCAL_N]]
- // CHECK-DAG: store i[[SZ]] [[ARG_A:%.+]], i[[SZ]]* [[LOCAL_A]]
- // CHECK-DAG: store i[[SZ]] [[ARG_AA:%.+]], i[[SZ]]* [[LOCAL_AA]]
- // CHECK-DAG: store [10 x i32]* [[ARG_B:%.+]], [10 x i32]** [[LOCAL_B]]
- // Store captures in the context.
- // CHECK-64-DAG:[[REF_N:%.+]] = bitcast i[[SZ]]* [[LOCAL_N]] to i32*
- // CHECK-64-DAG:[[REF_A:%.+]] = bitcast i[[SZ]]* [[LOCAL_A]] to i32*
- // CHECK-DAG: [[REF_AA:%.+]] = bitcast i[[SZ]]* [[LOCAL_AA]] to i16*
- // CHECK-DAG: [[REF_B:%.+]] = load [10 x i32]*, [10 x i32]** [[LOCAL_B]],
- //
- // CHECK-DAG: [[TID:%.+]] = call i32 @llvm.nvvm.read.ptx.sreg.tid.x()
- // CHECK-DAG: [[NTH:%.+]] = call i32 @llvm.nvvm.read.ptx.sreg.ntid.x()
- // CHECK-DAG: [[WS:%.+]] = call i32 @llvm.nvvm.read.ptx.sreg.warpsize()
- // CHECK-DAG: [[TH_LIMIT:%.+]] = sub i32 [[NTH]], [[WS]]
- // CHECK: [[IS_WORKER:%.+]] = icmp ult i32 [[TID]], [[TH_LIMIT]]
- // CHECK: br i1 [[IS_WORKER]], label {{%?}}[[WORKER:.+]], label {{%?}}[[CHECK_MASTER:.+]]
- //
- // CHECK: [[WORKER]]
- // CHECK: {{call|invoke}} void [[T6]]_worker()
- // CHECK: br label {{%?}}[[EXIT:.+]]
- //
- // CHECK: [[CHECK_MASTER]]
- // CHECK-DAG: [[CMTID:%.+]] = call i32 @llvm.nvvm.read.ptx.sreg.tid.x()
- // CHECK-DAG: [[CMNTH:%.+]] = call i32 @llvm.nvvm.read.ptx.sreg.ntid.x()
- // CHECK-DAG: [[CMWS:%.+]] = call i32 @llvm.nvvm.read.ptx.sreg.warpsize()
- // CHECK: [[IS_MASTER:%.+]] = icmp eq i32 [[CMTID]],
- // CHECK: br i1 [[IS_MASTER]], label {{%?}}[[MASTER:.+]], label {{%?}}[[EXIT]]
- //
- // CHECK: [[MASTER]]
- // CHECK-DAG: [[MNTH:%.+]] = call i32 @llvm.nvvm.read.ptx.sreg.ntid.x()
- // CHECK-DAG: [[MWS:%.+]] = call i32 @llvm.nvvm.read.ptx.sreg.warpsize()
- // CHECK: [[MTMP1:%.+]] = sub i32 [[MNTH]], [[MWS]]
- // CHECK: call void @__kmpc_kernel_init(i32 [[MTMP1]]
- // CHECK-64: [[N:%.+]] = load i32, i32* [[REF_N]],
- // CHECK-32: [[N:%.+]] = load i32, i32* [[LOCAL_N]],
- // CHECK: [[CMP:%.+]] = icmp sgt i32 [[N]], 1000
- // CHECK: br i1 [[CMP]], label {{%?}}[[IF_THEN:.+]], label {{%?}}[[IF_ELSE:.+]]
- //
- // CHECK: [[IF_THEN]]
- // CHECK: call void @__kmpc_kernel_prepare_parallel(i8* bitcast (void (i16, i32, i8**)* [[PARALLEL_FN4]]_wrapper to i8*),
- // CHECK: call void @llvm.nvvm.barrier0()
- // CHECK: call void @llvm.nvvm.barrier0()
- // CHECK: br label {{%?}}[[IF_END:.+]]
- //
- // CHECK: [[IF_ELSE]]
- // CHECK: call void @__kmpc_serialized_parallel(
- // CHECK: {{call|invoke}} void [[PARALLEL_FN4]](
- // CHECK: call void @__kmpc_end_serialized_parallel(
- // br label [[IF_END]]
- //
- // CHECK: [[IF_END]]
- // CHECK-64-DAG: load i32, i32* [[REF_A]]
- // CHECK-32-DAG: load i32, i32* [[LOCAL_A]]
- // CHECK-DAG: load i16, i16* [[REF_AA]]
- // CHECK-DAG: getelementptr inbounds [10 x i32], [10 x i32]* [[REF_B]], i[[SZ]] 0, i[[SZ]] 2
- //
- // CHECK: br label {{%?}}[[TERMINATE:.+]]
- //
- // CHECK: [[TERMINATE]]
- // CHECK: call void @__kmpc_kernel_deinit(
- // CHECK: call void @llvm.nvvm.barrier0()
- // CHECK: br label {{%?}}[[EXIT]]
- //
- // CHECK: [[EXIT]]
- // CHECK: ret void
+// CHECK: call void @llvm.nvvm.barrier0()
+// CHECK: [[NEW_CC_VAL:%.+]] = add nsw i32 [[CC_VAL]], 1
+// CHECK: store i32 [[NEW_CC_VAL]], i32* [[CC]],
+// CHECK: br label
- // CHECK: define internal void [[PARALLEL_FN4]](
- // CHECK: [[A:%.+]] = alloca i[[SZ:32|64]],
- // CHECK: store i[[SZ]] 45, i[[SZ]]* %a,
- // CHECK: ret void
#endif