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distribute_parallel_for_codegen.cpp
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// Test host code gen
// RUN: %clang_cc1 -DLAMBDA -verify -fopenmp -fopenmp-version=45 -x c++ -std=c++11 -triple powerpc64le-unknown-unknown -fopenmp-targets=powerpc64le-ibm-linux-gnu -emit-llvm %s -o - | FileCheck %s --check-prefix LAMBDA --check-prefix LAMBDA-64
// RUN: %clang_cc1 -DLAMBDA -fopenmp -fopenmp-version=45 -x c++ -std=c++11 -triple powerpc64le-unknown-unknown -fopenmp-targets=powerpc64le-ibm-linux-gnu -emit-pch -o %t %s
// RUN: %clang_cc1 -DLAMBDA -fopenmp -fopenmp-version=45 -x c++ -triple powerpc64le-unknown-unknown -fopenmp-targets=powerpc64le-ibm-linux-gnu -std=c++11 -include-pch %t -verify %s -emit-llvm -o - | FileCheck %s --check-prefix LAMBDA --check-prefix LAMBDA-64
// RUN: %clang_cc1 -DLAMBDA -verify -fopenmp -fopenmp-version=45 -x c++ -std=c++11 -triple i386-unknown-unknown -fopenmp-targets=i386-pc-linux-gnu -emit-llvm %s -o - | FileCheck %s --check-prefix LAMBDA --check-prefix LAMBDA-32
// RUN: %clang_cc1 -DLAMBDA -fopenmp -fopenmp-version=45 -x c++ -std=c++11 -triple i386-unknown-unknown -fopenmp-targets=i386-pc-linux-gnu -emit-pch -o %t %s
// RUN: %clang_cc1 -DLAMBDA -fopenmp -fopenmp-version=45 -x c++ -std=c++11 -triple i386-unknown-unknown -fopenmp-targets=i386-pc-linux-gnu -std=c++11 -include-pch %t -verify %s -emit-llvm -o - | FileCheck %s --check-prefix LAMBDA --check-prefix LAMBDA-32
// RUN: %clang_cc1 -DLAMBDA -verify -fopenmp-simd -fopenmp-version=45 -x c++ -std=c++11 -triple powerpc64le-unknown-unknown -fopenmp-targets=powerpc64le-ibm-linux-gnu -emit-llvm %s -o - | FileCheck --check-prefix SIMD-ONLY0 %s
// RUN: %clang_cc1 -DLAMBDA -fopenmp-simd -fopenmp-version=45 -x c++ -std=c++11 -triple powerpc64le-unknown-unknown -fopenmp-targets=powerpc64le-ibm-linux-gnu -emit-pch -o %t %s
// RUN: %clang_cc1 -DLAMBDA -fopenmp-simd -fopenmp-version=45 -x c++ -triple powerpc64le-unknown-unknown -fopenmp-targets=powerpc64le-ibm-linux-gnu -std=c++11 -include-pch %t -verify %s -emit-llvm -o - | FileCheck --check-prefix SIMD-ONLY0 %s
// RUN: %clang_cc1 -DLAMBDA -verify -fopenmp-simd -fopenmp-version=45 -x c++ -std=c++11 -triple i386-unknown-unknown -fopenmp-targets=i386-pc-linux-gnu -emit-llvm %s -o - | FileCheck --check-prefix SIMD-ONLY0 %s
// RUN: %clang_cc1 -DLAMBDA -fopenmp-simd -fopenmp-version=45 -x c++ -std=c++11 -triple i386-unknown-unknown -fopenmp-targets=i386-pc-linux-gnu -emit-pch -o %t %s
// RUN: %clang_cc1 -DLAMBDA -fopenmp-simd -fopenmp-version=45 -x c++ -std=c++11 -triple i386-unknown-unknown -fopenmp-targets=i386-pc-linux-gnu -std=c++11 -include-pch %t -verify %s -emit-llvm -o - | FileCheck --check-prefix SIMD-ONLY0 %s
// SIMD-ONLY0-NOT: {{__kmpc|__tgt}}
// RUN: %clang_cc1 -verify -fopenmp -fopenmp-version=45 -x c++ -std=c++11 -triple powerpc64le-unknown-unknown -fopenmp-targets=powerpc64le-ibm-linux-gnu -emit-llvm %s -o - | FileCheck %s --check-prefix CHECK --check-prefix CHECK-64
// RUN: %clang_cc1 -fopenmp -fopenmp-version=45 -x c++ -std=c++11 -triple powerpc64le-unknown-unknown -fopenmp-targets=powerpc64le-ibm-linux-gnu -emit-pch -o %t %s
// RUN: %clang_cc1 -fopenmp -fopenmp-version=45 -x c++ -triple powerpc64le-unknown-unknown -fopenmp-targets=powerpc64le-ibm-linux-gnu -std=c++11 -include-pch %t -verify %s -emit-llvm -o - | FileCheck %s --check-prefix CHECK --check-prefix CHECK-64
// RUN: %clang_cc1 -verify -fopenmp -fopenmp-version=45 -x c++ -std=c++11 -triple i386-unknown-unknown -fopenmp-targets=i386-pc-linux-gnu -emit-llvm %s -o - | FileCheck %s --check-prefix CHECK --check-prefix CHECK-32
// RUN: %clang_cc1 -fopenmp -fopenmp-version=45 -x c++ -std=c++11 -triple i386-unknown-unknown -fopenmp-targets=i386-pc-linux-gnu -emit-pch -o %t %s
// RUN: %clang_cc1 -fopenmp -fopenmp-version=45 -x c++ -std=c++11 -triple i386-unknown-unknown -fopenmp-targets=i386-pc-linux-gnu -std=c++11 -include-pch %t -verify %s -emit-llvm -o - | FileCheck %s --check-prefix CHECK --check-prefix CHECK-32
// RUN: %clang_cc1 -verify -fopenmp-simd -fopenmp-version=45 -x c++ -std=c++11 -triple powerpc64le-unknown-unknown -fopenmp-targets=powerpc64le-ibm-linux-gnu -emit-llvm %s -o - | FileCheck --check-prefix SIMD-ONLY1 %s
// RUN: %clang_cc1 -fopenmp-simd -fopenmp-version=45 -x c++ -std=c++11 -triple powerpc64le-unknown-unknown -fopenmp-targets=powerpc64le-ibm-linux-gnu -emit-pch -o %t %s
// RUN: %clang_cc1 -fopenmp-simd -fopenmp-version=45 -x c++ -triple powerpc64le-unknown-unknown -fopenmp-targets=powerpc64le-ibm-linux-gnu -std=c++11 -include-pch %t -verify %s -emit-llvm -o - | FileCheck --check-prefix SIMD-ONLY1 %s
// RUN: %clang_cc1 -verify -fopenmp-simd -fopenmp-version=45 -x c++ -std=c++11 -triple i386-unknown-unknown -fopenmp-targets=i386-pc-linux-gnu -emit-llvm %s -o - | FileCheck --check-prefix SIMD-ONLY1 %s
// RUN: %clang_cc1 -fopenmp-simd -fopenmp-version=45 -x c++ -std=c++11 -triple i386-unknown-unknown -fopenmp-targets=i386-pc-linux-gnu -emit-pch -o %t %s
// RUN: %clang_cc1 -fopenmp-simd -fopenmp-version=45 -x c++ -std=c++11 -triple i386-unknown-unknown -fopenmp-targets=i386-pc-linux-gnu -std=c++11 -include-pch %t -verify %s -emit-llvm -o - | FileCheck --check-prefix SIMD-ONLY1 %s
// SIMD-ONLY1-NOT: {{__kmpc|__tgt}}
// expected-no-diagnostics
#ifndef HEADER
#define HEADER
template <typename T>
T tmain() {
T *a, *b, *c;
int n = 10000;
int ch = 100;
// no schedule clauses
#pragma omp target
#pragma omp teams
#pragma omp distribute parallel for
for (int i = 0; i < n; ++i) {
#pragma omp cancel for
a[i] = b[i] + c[i];
}
// dist_schedule: static no chunk
#pragma omp target
#pragma omp teams
#pragma omp distribute parallel for dist_schedule(static)
for (int i = 0; i < n; ++i) {
a[i] = b[i] + c[i];
}
// dist_schedule: static chunk
#pragma omp target
#pragma omp teams
#pragma omp distribute parallel for dist_schedule(static, ch)
for (int i = 0; i < n; ++i) {
a[i] = b[i] + c[i];
}
// schedule: static no chunk
#pragma omp target
#pragma omp teams
#pragma omp distribute parallel for schedule(static)
for (int i = 0; i < n; ++i) {
a[i] = b[i] + c[i];
}
// schedule: static chunk
#pragma omp target
#pragma omp teams
#pragma omp distribute parallel for schedule(static, ch)
for (int i = 0; i < n; ++i) {
a[i] = b[i] + c[i];
}
// schedule: dynamic no chunk
#pragma omp target
#pragma omp teams
#pragma omp distribute parallel for schedule(dynamic)
for (int i = 0; i < n; ++i) {
a[i] = b[i] + c[i];
}
// schedule: dynamic chunk
#pragma omp target
#pragma omp teams
#pragma omp distribute parallel for schedule(dynamic, ch)
for (int i = 0; i < n; ++i) {
a[i] = b[i] + c[i];
}
return T();
}
int main() {
double *a, *b, *c;
int n = 10000;
int ch = 100;
#ifdef LAMBDA
// LAMBDA-LABEL: @main
// LAMBDA: call{{.*}} void [[OUTER_LAMBDA:@.+]](
[&]() {
// LAMBDA: define{{.*}} internal{{.*}} void [[OUTER_LAMBDA]](
// LAMBDA: call i{{[0-9]+}} @__tgt_target_teams(
// LAMBDA: call void [[OFFLOADING_FUN_1:@.+]](
// LAMBDA: call i{{[0-9]+}} @__tgt_target_teams(
// LAMBDA: call void [[OFFLOADING_FUN_2:@.+]](
// LAMBDA: call i{{[0-9]+}} @__tgt_target_teams(
// LAMBDA: call void [[OFFLOADING_FUN_3:@.+]](
// LAMBDA: call i{{[0-9]+}} @__tgt_target_teams(
// LAMBDA: call void [[OFFLOADING_FUN_4:@.+]](
// LAMBDA: call i{{[0-9]+}} @__tgt_target_teams(
// LAMBDA: call void [[OFFLOADING_FUN_5:@.+]](
// LAMBDA: call i{{[0-9]+}} @__tgt_target_teams(
// LAMBDA: call void [[OFFLOADING_FUN_6:@.+]](
// LAMBDA: call i{{[0-9]+}} @__tgt_target_teams(
// LAMBDA: call void [[OFFLOADING_FUN_7:@.+]](
// no schedule clauses
#pragma omp target
#pragma omp teams
// LAMBDA: define{{.+}} void [[OFFLOADING_FUN_1]](
// LAMBDA: call {{.*}}void {{.+}} @__kmpc_fork_teams({{.+}}, i32 4, {{.+}}* [[OMP_OUTLINED_1:@.+]] to {{.+}})
#pragma omp distribute parallel for
for (int i = 0; i < n; ++i) {
a[i] = b[i] + c[i];
// LAMBDA: define{{.+}} void [[OMP_OUTLINED_1]](
// LAMBDA-DAG: [[OMP_IV:%.omp.iv]] = alloca
// LAMBDA-DAG: [[OMP_LB:%.omp.comb.lb]] = alloca
// LAMBDA-DAG: [[OMP_UB:%.omp.comb.ub]] = alloca
// LAMBDA-DAG: [[OMP_ST:%.omp.stride]] = alloca
// LAMBDA: call void @__kmpc_for_static_init_4({{.+}}, {{.+}}, i32 92,
// check EUB for distribute
// LAMBDA-DAG: [[OMP_UB_VAL_1:%.+]] = load{{.+}} [[OMP_UB]],
// LAMBDA: [[NUM_IT_1:%.+]] = load{{.+}},
// LAMBDA-DAG: [[CMP_UB_NUM_IT:%.+]] = icmp sgt {{.+}} [[OMP_UB_VAL_1]], [[NUM_IT_1]]
// LAMBDA: br {{.+}} [[CMP_UB_NUM_IT]], label %[[EUB_TRUE:.+]], label %[[EUB_FALSE:.+]]
// LAMBDA-DAG: [[EUB_TRUE]]:
// LAMBDA: [[NUM_IT_2:%.+]] = load{{.+}},
// LAMBDA: br label %[[EUB_END:.+]]
// LAMBDA-DAG: [[EUB_FALSE]]:
// LAMBDA: [[OMP_UB_VAL2:%.+]] = load{{.+}} [[OMP_UB]],
// LAMBDA: br label %[[EUB_END]]
// LAMBDA-DAG: [[EUB_END]]:
// LAMBDA-DAG: [[EUB_RES:%.+]] = phi{{.+}} [ [[NUM_IT_2]], %[[EUB_TRUE]] ], [ [[OMP_UB_VAL2]], %[[EUB_FALSE]] ]
// LAMBDA: store{{.+}} [[EUB_RES]], {{.+}}* [[OMP_UB]],
// initialize omp.iv
// LAMBDA: [[OMP_LB_VAL_1:%.+]] = load{{.+}}, {{.+}}* [[OMP_LB]],
// LAMBDA: store {{.+}} [[OMP_LB_VAL_1]], {{.+}}* [[OMP_IV]],
// LAMBDA: br label %[[OMP_JUMP_BACK:.+]]
// check exit condition
// LAMBDA: [[OMP_JUMP_BACK]]:
// LAMBDA-DAG: [[OMP_IV_VAL_1:%.+]] = load {{.+}} [[OMP_IV]],
// LAMBDA-DAG: [[OMP_UB_VAL_3:%.+]] = load {{.+}} [[OMP_UB]],
// LAMBDA: [[CMP_IV_UB:%.+]] = icmp sle {{.+}} [[OMP_IV_VAL_1]], [[OMP_UB_VAL_3]]
// LAMBDA: br {{.+}} [[CMP_IV_UB]], label %[[DIST_BODY:.+]], label %[[DIST_END:.+]]
// check that PrevLB and PrevUB are passed to the 'for'
// LAMBDA: [[DIST_BODY]]:
// LAMBDA-DAG: [[OMP_PREV_LB:%.+]] = load {{.+}}, {{.+}} [[OMP_LB]],
// LAMBDA-64-DAG: [[OMP_PREV_LB_EXT:%.+]] = zext {{.+}} [[OMP_PREV_LB]] to
// LAMBDA-DAG: [[OMP_PREV_UB:%.+]] = load {{.+}}, {{.+}} [[OMP_UB]],
// LAMBDA-64-DAG: [[OMP_PREV_UB_EXT:%.+]] = zext {{.+}} [[OMP_PREV_UB]] to
// check that distlb and distub are properly passed to fork_call
// LAMBDA-32: call{{.+}} @__kmpc_fork_call({{.+}}, {{.+}}, {{.+}}[[OMP_PARFOR_OUTLINED_1:@.+]] to {{.+}}, i{{[0-9]+}} [[OMP_PREV_LB]], i{{[0-9]+}} [[OMP_PREV_UB]], {{.+}})
// LAMBDA-64: call{{.+}} @__kmpc_fork_call({{.+}}, {{.+}}, {{.+}}[[OMP_PARFOR_OUTLINED_1:@.+]] to {{.+}}, i{{[0-9]+}} [[OMP_PREV_LB_EXT]], i{{[0-9]+}} [[OMP_PREV_UB_EXT]], {{.+}})
// LAMBDA: br label %[[DIST_INC:.+]]
// increment by stride (distInc - 'parallel for' executes the whole chunk) and latch
// LAMBDA: [[DIST_INC]]:
// LAMBDA-DAG: [[OMP_IV_VAL_2:%.+]] = load {{.+}}, {{.+}}* [[OMP_IV]],
// LAMBDA-DAG: [[OMP_ST_VAL_1:%.+]] = load {{.+}}, {{.+}}* [[OMP_ST]],
// LAMBDA: [[OMP_IV_INC:%.+]] = add{{.+}} [[OMP_IV_VAL_2]], [[OMP_ST_VAL_1]]
// LAMBDA: store{{.+}} [[OMP_IV_INC]], {{.+}}* [[OMP_IV]],
// LAMBDA: br label %[[OMP_JUMP_BACK]]
// LAMBDA-DAG: call void @__kmpc_for_static_fini(
// LAMBDA: ret
// implementation of 'parallel for'
// LAMBDA: define{{.+}} void [[OMP_PARFOR_OUTLINED_1]]({{.+}}, {{.+}}, i{{[0-9]+}} [[OMP_PREV_LB_IN:%.+]], i{{[0-9]+}} [[OMP_PREV_UB_IN:%.+]], {{.+}}, {{.+}}, {{.+}}, {{.+}})
// LAMBDA-DAG: [[OMP_PF_LB:%.omp.lb]] = alloca{{.+}},
// LAMBDA-DAG: [[OMP_PF_UB:%.omp.ub]] = alloca{{.+}},
// LAMBDA-DAG: [[OMP_PF_IV:%.omp.iv]] = alloca{{.+}},
// initialize lb and ub to PrevLB and PrevUB
// LAMBDA-DAG: store{{.+}} [[OMP_PREV_LB_IN]], {{.+}}* [[PREV_LB_ADDR:%.+]],
// LAMBDA-DAG: store{{.+}} [[OMP_PREV_UB_IN]], {{.+}}* [[PREV_UB_ADDR:%.+]],
// LAMBDA-DAG: [[OMP_PREV_LB_VAL:%.+]] = load{{.+}}, {{.+}}* [[PREV_LB_ADDR]],
// LAMBDA-64-DAG: [[OMP_PREV_LB_TRC:%.+]] = trunc{{.+}} [[OMP_PREV_LB_VAL]] to {{.+}}
// LAMBDA-DAG: [[OMP_PREV_UB_VAL:%.+]] = load{{.+}}, {{.+}}* [[PREV_UB_ADDR]],
// LAMBDA-64-DAG: [[OMP_PREV_UB_TRC:%.+]] = trunc{{.+}} [[OMP_PREV_UB_VAL]] to {{.+}}
// LAMBDA-64-DAG: store{{.+}} [[OMP_PREV_LB_TRC]], {{.+}}* [[OMP_PF_LB]],
// LAMBDA-32-DAG: store{{.+}} [[OMP_PREV_LB_VAL]], {{.+}}* [[OMP_PF_LB]],
// LAMBDA-64-DAG: store{{.+}} [[OMP_PREV_UB_TRC]], {{.+}}* [[OMP_PF_UB]],
// LAMBDA-32-DAG: store{{.+}} [[OMP_PREV_UB_VAL]], {{.+}}* [[OMP_PF_UB]],
// LAMBDA: call void @__kmpc_for_static_init_4({{.+}}, {{.+}}, {{.+}} 34, {{.+}}, {{.+}}* [[OMP_PF_LB]], {{.+}}* [[OMP_PF_UB]],{{.+}})
// PrevEUB is only used when 'for' has a chunked schedule, otherwise EUB is used
// In this case we use EUB
// LAMBDA-DAG: [[OMP_PF_UB_VAL_1:%.+]] = load{{.+}} [[OMP_PF_UB]],
// LAMBDA: [[PF_NUM_IT_1:%.+]] = load{{.+}},
// LAMBDA-DAG: [[PF_CMP_UB_NUM_IT:%.+]] = icmp{{.+}} [[OMP_PF_UB_VAL_1]], [[PF_NUM_IT_1]]
// LAMBDA: br i1 [[PF_CMP_UB_NUM_IT]], label %[[PF_EUB_TRUE:.+]], label %[[PF_EUB_FALSE:.+]]
// LAMBDA: [[PF_EUB_TRUE]]:
// LAMBDA: [[PF_NUM_IT_2:%.+]] = load{{.+}},
// LAMBDA: br label %[[PF_EUB_END:.+]]
// LAMBDA-DAG: [[PF_EUB_FALSE]]:
// LAMBDA: [[OMP_PF_UB_VAL2:%.+]] = load{{.+}} [[OMP_PF_UB]],
// LAMBDA: br label %[[PF_EUB_END]]
// LAMBDA-DAG: [[PF_EUB_END]]:
// LAMBDA-DAG: [[PF_EUB_RES:%.+]] = phi{{.+}} [ [[PF_NUM_IT_2]], %[[PF_EUB_TRUE]] ], [ [[OMP_PF_UB_VAL2]], %[[PF_EUB_FALSE]] ]
// LAMBDA: store{{.+}} [[PF_EUB_RES]],{{.+}} [[OMP_PF_UB]],
// initialize omp.iv
// LAMBDA: [[OMP_PF_LB_VAL_1:%.+]] = load{{.+}}, {{.+}} [[OMP_PF_LB]],
// LAMBDA: store {{.+}} [[OMP_PF_LB_VAL_1]], {{.+}}* [[OMP_PF_IV]],
// LAMBDA: br label %[[OMP_PF_JUMP_BACK:.+]]
// check exit condition
// LAMBDA: [[OMP_PF_JUMP_BACK]]:
// LAMBDA-DAG: [[OMP_PF_IV_VAL_1:%.+]] = load {{.+}} [[OMP_PF_IV]],
// LAMBDA-DAG: [[OMP_PF_UB_VAL_3:%.+]] = load {{.+}} [[OMP_PF_UB]],
// LAMBDA: [[PF_CMP_IV_UB:%.+]] = icmp sle {{.+}} [[OMP_PF_IV_VAL_1]], [[OMP_PF_UB_VAL_3]]
// LAMBDA: br {{.+}} [[PF_CMP_IV_UB]], label %[[PF_BODY:.+]], label %[[PF_END:.+]]
// check that PrevLB and PrevUB are passed to the 'for'
// LAMBDA: [[PF_BODY]]:
// LAMBDA-DAG: {{.+}} = load{{.+}}, {{.+}}* [[OMP_PF_IV]],
// LAMBDA: br label {{.+}}
// check stride 1 for 'for' in 'distribute parallel for'
// LAMBDA-DAG: [[OMP_PF_IV_VAL_2:%.+]] = load {{.+}}, {{.+}}* [[OMP_PF_IV]],
// LAMBDA: [[OMP_PF_IV_INC:%.+]] = add{{.+}} [[OMP_PF_IV_VAL_2]], 1
// LAMBDA: store{{.+}} [[OMP_PF_IV_INC]], {{.+}}* [[OMP_PF_IV]],
// LAMBDA: br label %[[OMP_PF_JUMP_BACK]]
// LAMBDA-DAG: call void @__kmpc_for_static_fini(
// LAMBDA: ret
[&]() {
a[i] = b[i] + c[i];
}();
}
// dist_schedule: static no chunk (same sa default - no dist_schedule)
#pragma omp target
#pragma omp teams
// LAMBDA: define{{.+}} void [[OFFLOADING_FUN_2]](
// LAMBDA: call {{.*}}void {{.+}} @__kmpc_fork_teams({{.+}}, i32 4, {{.+}}* [[OMP_OUTLINED_2:@.+]] to {{.+}})
#pragma omp distribute parallel for dist_schedule(static)
for (int i = 0; i < n; ++i) {
a[i] = b[i] + c[i];
// LAMBDA: define{{.+}} void [[OMP_OUTLINED_2]](
// LAMBDA-DAG: [[OMP_IV:%.omp.iv]] = alloca
// LAMBDA-DAG: [[OMP_LB:%.omp.comb.lb]] = alloca
// LAMBDA-DAG: [[OMP_UB:%.omp.comb.ub]] = alloca
// LAMBDA-DAG: [[OMP_ST:%.omp.stride]] = alloca
// LAMBDA: call void @__kmpc_for_static_init_4({{.+}}, {{.+}}, i32 92,
// check EUB for distribute
// LAMBDA-DAG: [[OMP_UB_VAL_1:%.+]] = load{{.+}} [[OMP_UB]],
// LAMBDA: [[NUM_IT_1:%.+]] = load{{.+}},
// LAMBDA-DAG: [[CMP_UB_NUM_IT:%.+]] = icmp sgt {{.+}} [[OMP_UB_VAL_1]], [[NUM_IT_1]]
// LAMBDA: br {{.+}} [[CMP_UB_NUM_IT]], label %[[EUB_TRUE:.+]], label %[[EUB_FALSE:.+]]
// LAMBDA-DAG: [[EUB_TRUE]]:
// LAMBDA: [[NUM_IT_2:%.+]] = load{{.+}},
// LAMBDA: br label %[[EUB_END:.+]]
// LAMBDA-DAG: [[EUB_FALSE]]:
// LAMBDA: [[OMP_UB_VAL2:%.+]] = load{{.+}} [[OMP_UB]],
// LAMBDA: br label %[[EUB_END]]
// LAMBDA-DAG: [[EUB_END]]:
// LAMBDA-DAG: [[EUB_RES:%.+]] = phi{{.+}} [ [[NUM_IT_2]], %[[EUB_TRUE]] ], [ [[OMP_UB_VAL2]], %[[EUB_FALSE]] ]
// LAMBDA: store{{.+}} [[EUB_RES]], {{.+}}* [[OMP_UB]],
// initialize omp.iv
// LAMBDA: [[OMP_LB_VAL_1:%.+]] = load{{.+}}, {{.+}}* [[OMP_LB]],
// LAMBDA: store {{.+}} [[OMP_LB_VAL_1]], {{.+}}* [[OMP_IV]],
// LAMBDA: br label %[[OMP_JUMP_BACK:.+]]
// check exit condition
// LAMBDA: [[OMP_JUMP_BACK]]:
// LAMBDA-DAG: [[OMP_IV_VAL_1:%.+]] = load {{.+}} [[OMP_IV]],
// LAMBDA-DAG: [[OMP_UB_VAL_3:%.+]] = load {{.+}} [[OMP_UB]],
// LAMBDA: [[CMP_IV_UB:%.+]] = icmp sle {{.+}} [[OMP_IV_VAL_1]], [[OMP_UB_VAL_3]]
// LAMBDA: br {{.+}} [[CMP_IV_UB]], label %[[DIST_BODY:.+]], label %[[DIST_END:.+]]
// check that PrevLB and PrevUB are passed to the 'for'
// LAMBDA: [[DIST_BODY]]:
// LAMBDA-DAG: [[OMP_PREV_LB:%.+]] = load {{.+}}, {{.+}} [[OMP_LB]],
// LAMBDA-64-DAG: [[OMP_PREV_LB_EXT:%.+]] = zext {{.+}} [[OMP_PREV_LB]] to
// LAMBDA-DAG: [[OMP_PREV_UB:%.+]] = load {{.+}}, {{.+}} [[OMP_UB]],
// LAMBDA-64-DAG: [[OMP_PREV_UB_EXT:%.+]] = zext {{.+}} [[OMP_PREV_UB]] to
// check that distlb and distub are properly passed to fork_call
// LAMBDA-64: call{{.+}} @__kmpc_fork_call({{.+}}, {{.+}}, {{.+}}[[OMP_PARFOR_OUTLINED_2:@.+]] to {{.+}}, i{{[0-9]+}} [[OMP_PREV_LB_EXT]], i{{[0-9]+}} [[OMP_PREV_UB_EXT]], {{.+}})
// LAMBDA-32: call{{.+}} @__kmpc_fork_call({{.+}}, {{.+}}, {{.+}}[[OMP_PARFOR_OUTLINED_2:@.+]] to {{.+}}, i{{[0-9]+}} [[OMP_PREV_LB]], i{{[0-9]+}} [[OMP_PREV_UB]], {{.+}})
// LAMBDA: br label %[[DIST_INC:.+]]
// increment by stride (distInc - 'parallel for' executes the whole chunk) and latch
// LAMBDA: [[DIST_INC]]:
// LAMBDA-DAG: [[OMP_IV_VAL_2:%.+]] = load {{.+}}, {{.+}}* [[OMP_IV]],
// LAMBDA-DAG: [[OMP_ST_VAL_1:%.+]] = load {{.+}}, {{.+}}* [[OMP_ST]],
// LAMBDA: [[OMP_IV_INC:%.+]] = add{{.+}} [[OMP_IV_VAL_2]], [[OMP_ST_VAL_1]]
// LAMBDA: store{{.+}} [[OMP_IV_INC]], {{.+}}* [[OMP_IV]],
// LAMBDA: br label %[[OMP_JUMP_BACK]]
// LAMBDA-DAG: call void @__kmpc_for_static_fini(
// LAMBDA: ret
// implementation of 'parallel for'
// LAMBDA: define{{.+}} void [[OMP_PARFOR_OUTLINED_2]]({{.+}}, {{.+}}, i{{[0-9]+}} [[OMP_PREV_LB_IN:%.+]], i{{[0-9]+}} [[OMP_PREV_UB_IN:%.+]], {{.+}}, {{.+}}, {{.+}}, {{.+}})
// LAMBDA-DAG: [[OMP_PF_LB:%.omp.lb]] = alloca{{.+}},
// LAMBDA-DAG: [[OMP_PF_UB:%.omp.ub]] = alloca{{.+}},
// LAMBDA-DAG: [[OMP_PF_IV:%.omp.iv]] = alloca{{.+}},
// initialize lb and ub to PrevLB and PrevUB
// LAMBDA-DAG: store{{.+}} [[OMP_PREV_LB_IN]], {{.+}}* [[PREV_LB_ADDR:%.+]],
// LAMBDA-DAG: store{{.+}} [[OMP_PREV_UB_IN]], {{.+}}* [[PREV_UB_ADDR:%.+]],
// LAMBDA-DAG: [[OMP_PREV_LB_VAL:%.+]] = load{{.+}}, {{.+}}* [[PREV_LB_ADDR]],
// LAMBDA-64-DAG: [[OMP_PREV_LB_TRC:%.+]] = trunc{{.+}} [[OMP_PREV_LB_VAL]] to {{.+}}
// LAMBDA-DAG: [[OMP_PREV_UB_VAL:%.+]] = load{{.+}}, {{.+}}* [[PREV_UB_ADDR]],
// LAMBDA-64-DAG: [[OMP_PREV_UB_TRC:%.+]] = trunc{{.+}} [[OMP_PREV_UB_VAL]] to {{.+}}
// LAMBDA-64-DAG: store{{.+}} [[OMP_PREV_LB_TRC]], {{.+}}* [[OMP_PF_LB]],
// LAMBDA-32-DAG: store{{.+}} [[OMP_PREV_LB_VAL]], {{.+}}* [[OMP_PF_LB]],
// LAMBDA-64-DAG: store{{.+}} [[OMP_PREV_UB_TRC]], {{.+}}* [[OMP_PF_UB]],
// LAMBDA-32-DAG: store{{.+}} [[OMP_PREV_UB_VAL]], {{.+}}* [[OMP_PF_UB]],
// LAMBDA: call void @__kmpc_for_static_init_4({{.+}}, {{.+}}, {{.+}} 34, {{.+}}, {{.+}}* [[OMP_PF_LB]], {{.+}}* [[OMP_PF_UB]],{{.+}})
// PrevEUB is only used when 'for' has a chunked schedule, otherwise EUB is used
// In this case we use EUB
// LAMBDA-DAG: [[OMP_PF_UB_VAL_1:%.+]] = load{{.+}} [[OMP_PF_UB]],
// LAMBDA: [[PF_NUM_IT_1:%.+]] = load{{.+}},
// LAMBDA-DAG: [[PF_CMP_UB_NUM_IT:%.+]] = icmp{{.+}} [[OMP_PF_UB_VAL_1]], [[PF_NUM_IT_1]]
// LAMBDA: br i1 [[PF_CMP_UB_NUM_IT]], label %[[PF_EUB_TRUE:.+]], label %[[PF_EUB_FALSE:.+]]
// LAMBDA: [[PF_EUB_TRUE]]:
// LAMBDA: [[PF_NUM_IT_2:%.+]] = load{{.+}},
// LAMBDA: br label %[[PF_EUB_END:.+]]
// LAMBDA-DAG: [[PF_EUB_FALSE]]:
// LAMBDA: [[OMP_PF_UB_VAL2:%.+]] = load{{.+}} [[OMP_PF_UB]],
// LAMBDA: br label %[[PF_EUB_END]]
// LAMBDA-DAG: [[PF_EUB_END]]:
// LAMBDA-DAG: [[PF_EUB_RES:%.+]] = phi{{.+}} [ [[PF_NUM_IT_2]], %[[PF_EUB_TRUE]] ], [ [[OMP_PF_UB_VAL2]], %[[PF_EUB_FALSE]] ]
// LAMBDA: store{{.+}} [[PF_EUB_RES]],{{.+}} [[OMP_PF_UB]],
// initialize omp.iv
// LAMBDA: [[OMP_PF_LB_VAL_1:%.+]] = load{{.+}}, {{.+}} [[OMP_PF_LB]],
// LAMBDA: store {{.+}} [[OMP_PF_LB_VAL_1]], {{.+}}* [[OMP_PF_IV]],
// LAMBDA: br label %[[OMP_PF_JUMP_BACK:.+]]
// check exit condition
// LAMBDA: [[OMP_PF_JUMP_BACK]]:
// LAMBDA-DAG: [[OMP_PF_IV_VAL_1:%.+]] = load {{.+}} [[OMP_PF_IV]],
// LAMBDA-DAG: [[OMP_PF_UB_VAL_3:%.+]] = load {{.+}} [[OMP_PF_UB]],
// LAMBDA: [[PF_CMP_IV_UB:%.+]] = icmp sle {{.+}} [[OMP_PF_IV_VAL_1]], [[OMP_PF_UB_VAL_3]]
// LAMBDA: br {{.+}} [[PF_CMP_IV_UB]], label %[[PF_BODY:.+]], label %[[PF_END:.+]]
// check that PrevLB and PrevUB are passed to the 'for'
// LAMBDA: [[PF_BODY]]:
// LAMBDA-DAG: {{.+}} = load{{.+}}, {{.+}}* [[OMP_PF_IV]],
// LAMBDA: br label {{.+}}
// check stride 1 for 'for' in 'distribute parallel for'
// LAMBDA-DAG: [[OMP_PF_IV_VAL_2:%.+]] = load {{.+}}, {{.+}}* [[OMP_PF_IV]],
// LAMBDA: [[OMP_PF_IV_INC:%.+]] = add{{.+}} [[OMP_PF_IV_VAL_2]], 1
// LAMBDA: store{{.+}} [[OMP_PF_IV_INC]], {{.+}}* [[OMP_PF_IV]],
// LAMBDA: br label %[[OMP_PF_JUMP_BACK]]
// LAMBDA-DAG: call void @__kmpc_for_static_fini(
// LAMBDA: ret
[&]() {
a[i] = b[i] + c[i];
}();
}
// dist_schedule: static chunk
#pragma omp target
#pragma omp teams
// LAMBDA: define{{.+}} void [[OFFLOADING_FUN_3]](
// LAMBDA: call {{.*}}void {{.+}} @__kmpc_fork_teams({{.+}}, i32 5, {{.+}}* [[OMP_OUTLINED_3:@.+]] to {{.+}})
#pragma omp distribute parallel for dist_schedule(static, ch)
for (int i = 0; i < n; ++i) {
a[i] = b[i] + c[i];
// LAMBDA: define{{.+}} void [[OMP_OUTLINED_3]](
// LAMBDA-DAG: [[OMP_IV:%.omp.iv]] = alloca
// LAMBDA-DAG: [[OMP_LB:%.omp.comb.lb]] = alloca
// LAMBDA-DAG: [[OMP_UB:%.omp.comb.ub]] = alloca
// LAMBDA-DAG: [[OMP_ST:%.omp.stride]] = alloca
// unlike the previous tests, in this one we have a outer and inner loop for 'distribute'
// LAMBDA: call void @__kmpc_for_static_init_4({{.+}}, {{.+}}, i32 91,
// LAMBDA: br label %[[DIST_OUTER_LOOP_HEADER:.+]]
// LAMBDA: [[DIST_OUTER_LOOP_HEADER]]:
// check EUB for distribute
// LAMBDA-DAG: [[OMP_UB_VAL_1:%.+]] = load{{.+}} [[OMP_UB]],
// LAMBDA: [[NUM_IT_1:%.+]] = load{{.+}},
// LAMBDA-DAG: [[CMP_UB_NUM_IT:%.+]] = icmp sgt {{.+}} [[OMP_UB_VAL_1]], [[NUM_IT_1]]
// LAMBDA: br {{.+}} [[CMP_UB_NUM_IT]], label %[[EUB_TRUE:.+]], label %[[EUB_FALSE:.+]]
// LAMBDA-DAG: [[EUB_TRUE]]:
// LAMBDA: [[NUM_IT_2:%.+]] = load{{.+}},
// LAMBDA: br label %[[EUB_END:.+]]
// LAMBDA-DAG: [[EUB_FALSE]]:
// LAMBDA: [[OMP_UB_VAL2:%.+]] = load{{.+}} [[OMP_UB]],
// LAMBDA: br label %[[EUB_END]]
// LAMBDA-DAG: [[EUB_END]]:
// LAMBDA-DAG: [[EUB_RES:%.+]] = phi{{.+}} [ [[NUM_IT_2]], %[[EUB_TRUE]] ], [ [[OMP_UB_VAL2]], %[[EUB_FALSE]] ]
// LAMBDA: store{{.+}} [[EUB_RES]], {{.+}}* [[OMP_UB]],
// initialize omp.iv
// LAMBDA: [[OMP_LB_VAL_1:%.+]] = load{{.+}}, {{.+}}* [[OMP_LB]],
// LAMBDA: store {{.+}} [[OMP_LB_VAL_1]], {{.+}}* [[OMP_IV]],
// check exit condition
// LAMBDA-DAG: [[OMP_IV_VAL_1:%.+]] = load {{.+}} [[OMP_IV]],
// LAMBDA-DAG: [[OMP_UB_VAL_3:%.+]] = load {{.+}} [[OMP_UB]],
// LAMBDA: [[CMP_IV_UB:%.+]] = icmp sle {{.+}} [[OMP_IV_VAL_1]], [[OMP_UB_VAL_3]]
// LAMBDA: br {{.+}} [[CMP_IV_UB]], label %[[DIST_OUTER_LOOP_BODY:.+]], label %[[DIST_OUTER_LOOP_END:.+]]
// LAMBDA: [[DIST_OUTER_LOOP_BODY]]:
// LAMBDA: br label %[[DIST_INNER_LOOP_HEADER:.+]]
// LAMBDA: [[DIST_INNER_LOOP_HEADER]]:
// LAMBDA-DAG: [[OMP_IV_VAL_2:%.+]] = load {{.+}} [[OMP_IV]],
// LAMBDA-DAG: [[OMP_UB_VAL_4:%.+]] = load {{.+}} [[OMP_UB]],
// LAMBDA: [[CMP_IV_UB_2:%.+]] = icmp sle {{.+}} [[OMP_IV_VAL_2]], [[OMP_UB_VAL_4]]
// LAMBDA: br{{.+}} [[CMP_IV_UB_2]], label %[[DIST_INNER_LOOP_BODY:.+]], label %[[DIST_INNER_LOOP_END:.+]]
// check that PrevLB and PrevUB are passed to the 'for'
// LAMBDA: [[DIST_INNER_LOOP_BODY]]:
// LAMBDA-DAG: [[OMP_PREV_LB:%.+]] = load {{.+}}, {{.+}} [[OMP_LB]],
// LAMBDA-64-DAG: [[OMP_PREV_LB_EXT:%.+]] = zext {{.+}} [[OMP_PREV_LB]] to {{.+}}
// LAMBDA-DAG: [[OMP_PREV_UB:%.+]] = load {{.+}}, {{.+}} [[OMP_UB]],
// LAMBDA-64-DAG: [[OMP_PREV_UB_EXT:%.+]] = zext {{.+}} [[OMP_PREV_UB]] to {{.+}}
// check that distlb and distub are properly passed to fork_call
// LAMBDA-64: call{{.+}} @__kmpc_fork_call({{.+}}, {{.+}}, {{.+}}[[OMP_PARFOR_OUTLINED_3:@.+]] to {{.+}}, i{{[0-9]+}} [[OMP_PREV_LB_EXT]], i{{[0-9]+}} [[OMP_PREV_UB_EXT]], {{.+}})
// LAMBDA-32: call{{.+}} @__kmpc_fork_call({{.+}}, {{.+}}, {{.+}}[[OMP_PARFOR_OUTLINED_3:@.+]] to {{.+}}, i{{[0-9]+}} [[OMP_PREV_LB]], i{{[0-9]+}} [[OMP_PREV_UB]], {{.+}})
// LAMBDA: br label %[[DIST_INNER_LOOP_INC:.+]]
// check DistInc
// LAMBDA: [[DIST_INNER_LOOP_INC]]:
// LAMBDA-DAG: [[OMP_IV_VAL_3:%.+]] = load {{.+}}, {{.+}}* [[OMP_IV]],
// LAMBDA-DAG: [[OMP_ST_VAL_1:%.+]] = load {{.+}}, {{.+}}* [[OMP_ST]],
// LAMBDA: [[OMP_IV_INC:%.+]] = add{{.+}} [[OMP_IV_VAL_3]], [[OMP_ST_VAL_1]]
// LAMBDA: store{{.+}} [[OMP_IV_INC]], {{.+}}* [[OMP_IV]],
// LAMBDA: br label %[[DIST_INNER_LOOP_HEADER]]
// LAMBDA: [[DIST_INNER_LOOP_END]]:
// LAMBDA: br label %[[DIST_OUTER_LOOP_INC:.+]]
// LAMBDA: [[DIST_OUTER_LOOP_INC]]:
// check NextLB and NextUB
// LAMBDA-DAG: [[OMP_LB_VAL_2:%.+]] = load{{.+}}, {{.+}} [[OMP_LB]],
// LAMBDA-DAG: [[OMP_ST_VAL_2:%.+]] = load{{.+}}, {{.+}} [[OMP_ST]],
// LAMBDA-DAG: [[OMP_LB_NEXT:%.+]] = add{{.+}} [[OMP_LB_VAL_2]], [[OMP_ST_VAL_2]]
// LAMBDA: store{{.+}} [[OMP_LB_NEXT]], {{.+}}* [[OMP_LB]],
// LAMBDA-DAG: [[OMP_UB_VAL_5:%.+]] = load{{.+}}, {{.+}} [[OMP_UB]],
// LAMBDA-DAG: [[OMP_ST_VAL_3:%.+]] = load{{.+}}, {{.+}} [[OMP_ST]],
// LAMBDA-DAG: [[OMP_UB_NEXT:%.+]] = add{{.+}} [[OMP_UB_VAL_5]], [[OMP_ST_VAL_3]]
// LAMBDA: store{{.+}} [[OMP_UB_NEXT]], {{.+}}* [[OMP_UB]],
// LAMBDA: br label %[[DIST_OUTER_LOOP_HEADER]]
// outer loop exit
// LAMBDA: [[DIST_OUTER_LOOP_END]]:
// LAMBDA-DAG: call void @__kmpc_for_static_fini(
// LAMBDA: ret
// skip implementation of 'parallel for': using default scheduling and was tested above
[&]() {
a[i] = b[i] + c[i];
}();
}
// schedule: static no chunk
#pragma omp target
#pragma omp teams
// LAMBDA: define{{.+}} void [[OFFLOADING_FUN_4]](
// LAMBDA: call {{.*}}void {{.+}} @__kmpc_fork_teams({{.+}}, i32 4, {{.+}}* [[OMP_OUTLINED_4:@.+]] to {{.+}})
#pragma omp distribute parallel for schedule(static)
for (int i = 0; i < n; ++i) {
a[i] = b[i] + c[i];
// LAMBDA: define{{.+}} void [[OMP_OUTLINED_4]](
// LAMBDA-DAG: [[OMP_IV:%.omp.iv]] = alloca
// LAMBDA-DAG: [[OMP_LB:%.omp.comb.lb]] = alloca
// LAMBDA-DAG: [[OMP_UB:%.omp.comb.ub]] = alloca
// LAMBDA-DAG: [[OMP_ST:%.omp.stride]] = alloca
// LAMBDA: call void @__kmpc_for_static_init_4({{.+}}, {{.+}}, i32 92,
// LAMBDA: call{{.+}} @__kmpc_fork_call({{.+}}, {{.+}}, {{.+}}[[OMP_PARFOR_OUTLINED_4:@.+]] to {{.+}},
// skip rest of implementation of 'distribute' as it is tested above for default dist_schedule case
// LAMBDA: ret
// 'parallel for' implementation is the same as the case without schedule clase (static no chunk is the default)
// LAMBDA: define{{.+}} void [[OMP_PARFOR_OUTLINED_4]]({{.+}}, {{.+}}, i{{[0-9]+}} [[OMP_PREV_LB_IN:%.+]], i{{[0-9]+}} [[OMP_PREV_UB_IN:%.+]], {{.+}}, {{.+}}, {{.+}}, {{.+}})
// LAMBDA-DAG: [[OMP_PF_LB:%.omp.lb]] = alloca{{.+}},
// LAMBDA-DAG: [[OMP_PF_UB:%.omp.ub]] = alloca{{.+}},
// LAMBDA-DAG: [[OMP_PF_IV:%.omp.iv]] = alloca{{.+}},
// initialize lb and ub to PrevLB and PrevUB
// LAMBDA-DAG: store{{.+}} [[OMP_PREV_LB_IN]], {{.+}}* [[PREV_LB_ADDR:%.+]],
// LAMBDA-DAG: store{{.+}} [[OMP_PREV_UB_IN]], {{.+}}* [[PREV_UB_ADDR:%.+]],
// LAMBDA-DAG: [[OMP_PREV_LB_VAL:%.+]] = load{{.+}}, {{.+}}* [[PREV_LB_ADDR]],
// LAMBDA-64-DAG: [[OMP_PREV_LB_TRC:%.+]] = trunc{{.+}} [[OMP_PREV_LB_VAL]] to {{.+}}
// LAMBDA-DAG: [[OMP_PREV_UB_VAL:%.+]] = load{{.+}}, {{.+}}* [[PREV_UB_ADDR]],
// LAMBDA-64-DAG: [[OMP_PREV_UB_TRC:%.+]] = trunc{{.+}} [[OMP_PREV_UB_VAL]] to {{.+}}
// LAMBDA-64-DAG: store{{.+}} [[OMP_PREV_LB_TRC]], {{.+}}* [[OMP_PF_LB]],
// LAMBDA-32-DAG: store{{.+}} [[OMP_PREV_LB_VAL]], {{.+}}* [[OMP_PF_LB]],
// LAMBDA-64-DAG: store{{.+}} [[OMP_PREV_UB_TRC]], {{.+}}* [[OMP_PF_UB]],
// LAMBDA-32-DAG: store{{.+}} [[OMP_PREV_UB_VAL]], {{.+}}* [[OMP_PF_UB]],
// LAMBDA: call void @__kmpc_for_static_init_4({{.+}}, {{.+}}, {{.+}} 34, {{.+}}, {{.+}}* [[OMP_PF_LB]], {{.+}}* [[OMP_PF_UB]],{{.+}})
// PrevEUB is only used when 'for' has a chunked schedule, otherwise EUB is used
// In this case we use EUB
// LAMBDA-DAG: [[OMP_PF_UB_VAL_1:%.+]] = load{{.+}} [[OMP_PF_UB]],
// LAMBDA: [[PF_NUM_IT_1:%.+]] = load{{.+}},
// LAMBDA-DAG: [[PF_CMP_UB_NUM_IT:%.+]] = icmp{{.+}} [[OMP_PF_UB_VAL_1]], [[PF_NUM_IT_1]]
// LAMBDA: br i1 [[PF_CMP_UB_NUM_IT]], label %[[PF_EUB_TRUE:.+]], label %[[PF_EUB_FALSE:.+]]
// LAMBDA: [[PF_EUB_TRUE]]:
// LAMBDA: [[PF_NUM_IT_2:%.+]] = load{{.+}},
// LAMBDA: br label %[[PF_EUB_END:.+]]
// LAMBDA-DAG: [[PF_EUB_FALSE]]:
// LAMBDA: [[OMP_PF_UB_VAL2:%.+]] = load{{.+}} [[OMP_PF_UB]],
// LAMBDA: br label %[[PF_EUB_END]]
// LAMBDA-DAG: [[PF_EUB_END]]:
// LAMBDA-DAG: [[PF_EUB_RES:%.+]] = phi{{.+}} [ [[PF_NUM_IT_2]], %[[PF_EUB_TRUE]] ], [ [[OMP_PF_UB_VAL2]], %[[PF_EUB_FALSE]] ]
// LAMBDA: store{{.+}} [[PF_EUB_RES]],{{.+}} [[OMP_PF_UB]],
// initialize omp.iv
// LAMBDA: [[OMP_PF_LB_VAL_1:%.+]] = load{{.+}}, {{.+}} [[OMP_PF_LB]],
// LAMBDA: store {{.+}} [[OMP_PF_LB_VAL_1]], {{.+}}* [[OMP_PF_IV]],
// LAMBDA: br label %[[OMP_PF_JUMP_BACK:.+]]
// check exit condition
// LAMBDA: [[OMP_PF_JUMP_BACK]]:
// LAMBDA-DAG: [[OMP_PF_IV_VAL_1:%.+]] = load {{.+}} [[OMP_PF_IV]],
// LAMBDA-DAG: [[OMP_PF_UB_VAL_3:%.+]] = load {{.+}} [[OMP_PF_UB]],
// LAMBDA: [[PF_CMP_IV_UB:%.+]] = icmp sle {{.+}} [[OMP_PF_IV_VAL_1]], [[OMP_PF_UB_VAL_3]]
// LAMBDA: br {{.+}} [[PF_CMP_IV_UB]], label %[[PF_BODY:.+]], label %[[PF_END:.+]]
// check that PrevLB and PrevUB are passed to the 'for'
// LAMBDA: [[PF_BODY]]:
// LAMBDA-DAG: {{.+}} = load{{.+}}, {{.+}}* [[OMP_PF_IV]],
// LAMBDA: br label {{.+}}
// check stride 1 for 'for' in 'distribute parallel for'
// LAMBDA-DAG: [[OMP_PF_IV_VAL_2:%.+]] = load {{.+}}, {{.+}}* [[OMP_PF_IV]],
// LAMBDA: [[OMP_PF_IV_INC:%.+]] = add{{.+}} [[OMP_PF_IV_VAL_2]], 1
// LAMBDA: store{{.+}} [[OMP_PF_IV_INC]], {{.+}}* [[OMP_PF_IV]],
// LAMBDA: br label %[[OMP_PF_JUMP_BACK]]
// LAMBDA-DAG: call void @__kmpc_for_static_fini(
// LAMBDA: ret
[&]() {
a[i] = b[i] + c[i];
}();
}
// schedule: static chunk
#pragma omp target
#pragma omp teams
// LAMBDA: define{{.+}} void [[OFFLOADING_FUN_5]](
// LAMBDA: call {{.*}}void {{.+}} @__kmpc_fork_teams({{.+}}, i32 5, {{.+}}* [[OMP_OUTLINED_5:@.+]] to {{.+}})
#pragma omp distribute parallel for schedule(static, ch)
for (int i = 0; i < n; ++i) {
a[i] = b[i] + c[i];
// LAMBDA: define{{.+}} void [[OMP_OUTLINED_5]](
// LAMBDA: call void @__kmpc_for_static_init_4({{.+}}, {{.+}}, i32 92,
// LAMBDA: call{{.+}} @__kmpc_fork_call({{.+}}, {{.+}}, {{.+}}[[OMP_PARFOR_OUTLINED_5:@.+]] to {{.+}},
// skip rest of implementation of 'distribute' as it is tested above for default dist_schedule case
// LAMBDA: ret
// 'parallel for' implementation using outer and inner loops and PrevEUB
// LAMBDA: define{{.+}} void [[OMP_PARFOR_OUTLINED_5]]({{.+}}, {{.+}}, i{{[0-9]+}} [[OMP_PREV_LB_IN:%.+]], i{{[0-9]+}} [[OMP_PREV_UB_IN:%.+]], {{.+}}, {{.+}}, {{.+}}, {{.+}}, {{.+}})
// LAMBDA-DAG: [[OMP_PF_LB:%.omp.lb]] = alloca{{.+}},
// LAMBDA-DAG: [[OMP_PF_UB:%.omp.ub]] = alloca{{.+}},
// LAMBDA-DAG: [[OMP_PF_IV:%.omp.iv]] = alloca{{.+}},
// LAMBDA-DAG: [[OMP_PF_ST:%.omp.stride]] = alloca{{.+}},
// initialize lb and ub to PrevLB and PrevUB
// LAMBDA-DAG: store{{.+}} [[OMP_PREV_LB_IN]], {{.+}}* [[PREV_LB_ADDR:%.+]],
// LAMBDA-DAG: store{{.+}} [[OMP_PREV_UB_IN]], {{.+}}* [[PREV_UB_ADDR:%.+]],
// LAMBDA-DAG: [[OMP_PREV_LB_VAL:%.+]] = load{{.+}}, {{.+}}* [[PREV_LB_ADDR]],
// LAMBDA-64-DAG: [[OMP_PREV_LB_TRC:%.+]] = trunc{{.+}} [[OMP_PREV_LB_VAL]] to {{.+}}
// LAMBDA-DAG: [[OMP_PREV_UB_VAL:%.+]] = load{{.+}}, {{.+}}* [[PREV_UB_ADDR]],
// LAMBDA-64-DAG: [[OMP_PREV_UB_TRC:%.+]] = trunc{{.+}} [[OMP_PREV_UB_VAL]] to {{.+}}
// LAMBDA-64-DAG: store{{.+}} [[OMP_PREV_LB_TRC]], {{.+}}* [[OMP_PF_LB]],
// LAMBDA-32-DAG: store{{.+}} [[OMP_PREV_LB_VAL]], {{.+}}* [[OMP_PF_LB]],
// LAMBDA-64-DAG: store{{.+}} [[OMP_PREV_UB_TRC]], {{.+}}* [[OMP_PF_UB]],
// LAMBDA-32-DAG: store{{.+}} [[OMP_PREV_UB_VAL]], {{.+}}* [[OMP_PF_UB]],
// LAMBDA: call void @__kmpc_for_static_init_4({{.+}}, {{.+}}, {{.+}} 33, {{.+}}, {{.+}}* [[OMP_PF_LB]], {{.+}}* [[OMP_PF_UB]],{{.+}})
// LAMBDA: br label %[[OMP_PF_OUTER_LOOP_HEADER:.+]]
// check PrevEUB (using PrevUB instead of NumIt as upper bound)
// LAMBDA: [[OMP_PF_OUTER_LOOP_HEADER]]:
// LAMBDA-DAG: [[OMP_PF_UB_VAL_1:%.+]] = load{{.+}} [[OMP_PF_UB]],
// LAMBDA-64-DAG: [[OMP_PF_UB_VAL_CONV:%.+]] = sext{{.+}} [[OMP_PF_UB_VAL_1]] to
// LAMBDA: [[PF_PREV_UB_VAL_1:%.+]] = load{{.+}}, {{.+}}* [[PREV_UB_ADDR]],
// LAMBDA-64-DAG: [[PF_CMP_UB_NUM_IT:%.+]] = icmp{{.+}} [[OMP_PF_UB_VAL_CONV]], [[PF_PREV_UB_VAL_1]]
// LAMBDA-32-DAG: [[PF_CMP_UB_NUM_IT:%.+]] = icmp{{.+}} [[OMP_PF_UB_VAL_1]], [[PF_PREV_UB_VAL_1]]
// LAMBDA: br i1 [[PF_CMP_UB_NUM_IT]], label %[[PF_EUB_TRUE:.+]], label %[[PF_EUB_FALSE:.+]]
// LAMBDA: [[PF_EUB_TRUE]]:
// LAMBDA: [[PF_PREV_UB_VAL_2:%.+]] = load{{.+}}, {{.+}}* [[PREV_UB_ADDR]],
// LAMBDA: br label %[[PF_EUB_END:.+]]
// LAMBDA-DAG: [[PF_EUB_FALSE]]:
// LAMBDA: [[OMP_PF_UB_VAL_2:%.+]] = load{{.+}} [[OMP_PF_UB]],
// LAMBDA-64: [[OMP_PF_UB_VAL_2_CONV:%.+]] = sext{{.+}} [[OMP_PF_UB_VAL_2]] to
// LAMBDA: br label %[[PF_EUB_END]]
// LAMBDA-DAG: [[PF_EUB_END]]:
// LAMBDA-64-DAG: [[PF_EUB_RES:%.+]] = phi{{.+}} [ [[PF_PREV_UB_VAL_2]], %[[PF_EUB_TRUE]] ], [ [[OMP_PF_UB_VAL_2_CONV]], %[[PF_EUB_FALSE]] ]
// LAMBDA-32-DAG: [[PF_EUB_RES:%.+]] = phi{{.+}} [ [[PF_PREV_UB_VAL_2]], %[[PF_EUB_TRUE]] ], [ [[OMP_PF_UB_VAL_2]], %[[PF_EUB_FALSE]] ]
// LAMBDA-64-DAG: [[PF_EUB_RES_CONV:%.+]] = trunc{{.+}} [[PF_EUB_RES]] to
// LAMBDA-64: store{{.+}} [[PF_EUB_RES_CONV]],{{.+}} [[OMP_PF_UB]],
// LAMBDA-32: store{{.+}} [[PF_EUB_RES]], {{.+}} [[OMP_PF_UB]],
// initialize omp.iv (IV = LB)
// LAMBDA: [[OMP_PF_LB_VAL_1:%.+]] = load{{.+}}, {{.+}} [[OMP_PF_LB]],
// LAMBDA: store {{.+}} [[OMP_PF_LB_VAL_1]], {{.+}}* [[OMP_PF_IV]],
// outer loop: while (IV < UB) {
// LAMBDA-DAG: [[OMP_PF_IV_VAL_1:%.+]] = load{{.+}}, {{.+}}* [[OMP_PF_IV]],
// LAMBDA-DAG: [[OMP_PF_UB_VAL_3:%.+]] = load{{.+}}, {{.+}}* [[OMP_PF_UB]],
// LAMBDA: [[PF_CMP_IV_UB_1:%.+]] = icmp{{.+}} [[OMP_PF_IV_VAL_1]], [[OMP_PF_UB_VAL_3]]
// LAMBDA: br{{.+}} [[PF_CMP_IV_UB_1]], label %[[OMP_PF_OUTER_LOOP_BODY:.+]], label %[[OMP_PF_OUTER_LOOP_END:.+]]
// LAMBDA: [[OMP_PF_OUTER_LOOP_BODY]]:
// LAMBDA: br label %[[OMP_PF_INNER_FOR_HEADER:.+]]
// LAMBDA: [[OMP_PF_INNER_FOR_HEADER]]:
// LAMBDA-DAG: [[OMP_PF_IV_VAL_2:%.+]] = load{{.+}}, {{.+}}* [[OMP_PF_IV]],
// LAMBDA-DAG: [[OMP_PF_UB_VAL_4:%.+]] = load{{.+}}, {{.+}}* [[OMP_PF_UB]],
// LAMBDA: [[PF_CMP_IV_UB_2:%.+]] = icmp{{.+}} [[OMP_PF_IV_VAL_2]], [[OMP_PF_UB_VAL_4]]
// LAMBDA: br{{.+}} [[PF_CMP_IV_UB_2]], label %[[OMP_PF_INNER_LOOP_BODY:.+]], label %[[OMP_PF_INNER_LOOP_END:.+]]
// LAMBDA: [[OMP_PF_INNER_LOOP_BODY]]:
// LAMBDA-DAG: {{.+}} = load{{.+}}, {{.+}}* [[OMP_PF_IV]],
// skip body branch
// LAMBDA: br{{.+}}
// LAMBDA: br label %[[OMP_PF_INNER_LOOP_INC:.+]]
// IV = IV + 1 and inner loop latch
// LAMBDA: [[OMP_PF_INNER_LOOP_INC]]:
// LAMBDA-DAG: [[OMP_PF_IV_VAL_3:%.+]] = load{{.+}}, {{.+}}* [[OMP_IV]],
// LAMBDA-DAG: [[OMP_PF_NEXT_IV:%.+]] = add{{.+}} [[OMP_PF_IV_VAL_3]], 1
// LAMBDA-DAG: store{{.+}} [[OMP_PF_NEXT_IV]], {{.+}}* [[OMP_IV]],
// LAMBDA: br label %[[OMP_PF_INNER_FOR_HEADER]]
// check NextLB and NextUB
// LAMBDA: [[OMP_PF_INNER_LOOP_END]]:
// LAMBDA: br label %[[OMP_PF_OUTER_LOOP_INC:.+]]
// LAMBDA: [[OMP_PF_OUTER_LOOP_INC]]:
// LAMBDA-DAG: [[OMP_PF_LB_VAL_2:%.+]] = load{{.+}}, {{.+}} [[OMP_PF_LB]],
// LAMBDA-DAG: [[OMP_PF_ST_VAL_1:%.+]] = load{{.+}}, {{.+}} [[OMP_PF_ST]],
// LAMBDA-DAG: [[OMP_PF_LB_NEXT:%.+]] = add{{.+}} [[OMP_PF_LB_VAL_2]], [[OMP_PF_ST_VAL_1]]
// LAMBDA: store{{.+}} [[OMP_PF_LB_NEXT]], {{.+}}* [[OMP_PF_LB]],
// LAMBDA-DAG: [[OMP_PF_UB_VAL_5:%.+]] = load{{.+}}, {{.+}} [[OMP_PF_UB]],
// LAMBDA-DAG: [[OMP_PF_ST_VAL_2:%.+]] = load{{.+}}, {{.+}} [[OMP_PF_ST]],
// LAMBDA-DAG: [[OMP_PF_UB_NEXT:%.+]] = add{{.+}} [[OMP_PF_UB_VAL_5]], [[OMP_PF_ST_VAL_2]]
// LAMBDA: store{{.+}} [[OMP_PF_UB_NEXT]], {{.+}}* [[OMP_PF_UB]],
// LAMBDA: br label %[[OMP_PF_OUTER_LOOP_HEADER]]
// LAMBDA: [[OMP_PF_OUTER_LOOP_END]]:
// LAMBDA-DAG: call void @__kmpc_for_static_fini(
// LAMBDA: ret
[&]() {
a[i] = b[i] + c[i];
}();
}
// schedule: dynamic no chunk
#pragma omp target
#pragma omp teams
// LAMBDA: define{{.+}} void [[OFFLOADING_FUN_6]](
// LAMBDA: call {{.*}}void {{.+}} @__kmpc_fork_teams({{.+}}, i32 4, {{.+}}* [[OMP_OUTLINED_6:@.+]] to {{.+}})
#pragma omp distribute parallel for schedule(dynamic)
for (int i = 0; i < n; ++i) {
a[i] = b[i] + c[i];
// LAMBDA: define{{.+}} void [[OMP_OUTLINED_6]](
// LAMBDA: call void @__kmpc_for_static_init_4({{.+}}, {{.+}}, i32 92,
// LAMBDA: call{{.+}} @__kmpc_fork_call({{.+}}, {{.+}}, {{.+}}[[OMP_PARFOR_OUTLINED_6:@.+]] to {{.+}},
// skip rest of implementation of 'distribute' as it is tested above for default dist_schedule case
// LAMBDA: ret
// 'parallel for' implementation using outer and inner loops and PrevEUB
// LAMBDA: define{{.+}} void [[OMP_PARFOR_OUTLINED_6]]({{.+}}, {{.+}}, i{{[0-9]+}} [[OMP_PREV_LB_IN:%.+]], i{{[0-9]+}} [[OMP_PREV_UB_IN:%.+]], {{.+}}, {{.+}}, {{.+}}, {{.+}})
// LAMBDA-DAG: [[OMP_PF_LB:%.omp.lb]] = alloca{{.+}},
// LAMBDA-DAG: [[OMP_PF_UB:%.omp.ub]] = alloca{{.+}},
// LAMBDA-DAG: [[OMP_PF_IV:%.omp.iv]] = alloca{{.+}},
// LAMBDA-DAG: [[OMP_PF_ST:%.omp.stride]] = alloca{{.+}},
// initialize lb and ub to PrevLB and PrevUB
// LAMBDA-DAG: store{{.+}} [[OMP_PREV_LB_IN]], {{.+}}* [[PREV_LB_ADDR:%.+]],
// LAMBDA-DAG: store{{.+}} [[OMP_PREV_UB_IN]], {{.+}}* [[PREV_UB_ADDR:%.+]],
// LAMBDA-DAG: [[OMP_PREV_LB_VAL:%.+]] = load{{.+}}, {{.+}}* [[PREV_LB_ADDR]],
// LAMBDA-64-DAG: [[OMP_PREV_LB_TRC:%.+]] = trunc{{.+}} [[OMP_PREV_LB_VAL]] to {{.+}}
// LAMBDA-DAG: [[OMP_PREV_UB_VAL:%.+]] = load{{.+}}, {{.+}}* [[PREV_UB_ADDR]],
// LAMBDA-64-DAG: [[OMP_PREV_UB_TRC:%.+]] = trunc{{.+}} [[OMP_PREV_UB_VAL]] to {{.+}}
// LAMBDA-64-DAG: store{{.+}} [[OMP_PREV_LB_TRC]], {{.+}}* [[OMP_PF_LB]],
// LAMBDA-64-DAG: store{{.+}} [[OMP_PREV_UB_TRC]], {{.+}}* [[OMP_PF_UB]],
// LAMBDA-32-DAG: store{{.+}} [[OMP_PREV_LB_VAL]], {{.+}}* [[OMP_PF_LB]],
// LAMBDA-32-DAG: store{{.+}} [[OMP_PREV_UB_VAL]], {{.+}}* [[OMP_PF_UB]],
// LAMBDA-DAG: [[OMP_PF_LB_VAL:%.+]] = load{{.+}}, {{.+}} [[OMP_PF_LB]],
// LAMBDA-DAG: [[OMP_PF_UB_VAL:%.+]] = load{{.+}}, {{.+}} [[OMP_PF_UB]],
// LAMBDA: call void @__kmpc_dispatch_init_4({{.+}}, {{.+}}, {{.+}} 35, {{.+}} [[OMP_PF_LB_VAL]], {{.+}} [[OMP_PF_UB_VAL]], {{.+}}, {{.+}})
// LAMBDA: br label %[[OMP_PF_OUTER_LOOP_HEADER:.+]]
// LAMBDA: [[OMP_PF_OUTER_LOOP_HEADER]]:
// LAMBDA: [[IS_FIN:%.+]] = call{{.+}} @__kmpc_dispatch_next_4({{.+}}, {{.+}}, {{.+}}, {{.+}}* [[OMP_PF_LB]], {{.+}}* [[OMP_PF_UB]], {{.+}}* [[OMP_PF_ST]])
// LAMBDA: [[IS_FIN_CMP:%.+]] = icmp{{.+}} [[IS_FIN]], 0
// LAMBDA: br{{.+}} [[IS_FIN_CMP]], label %[[OMP_PF_OUTER_LOOP_BODY:.+]], label %[[OMP_PF_OUTER_LOOP_END:.+]]
// initialize omp.iv (IV = LB)
// LAMBDA: [[OMP_PF_OUTER_LOOP_BODY]]:
// LAMBDA-DAG: [[OMP_PF_LB_VAL_1:%.+]] = load{{.+}}, {{.+}} [[OMP_PF_LB]],
// LAMBDA-DAG: store {{.+}} [[OMP_PF_LB_VAL_1]], {{.+}}* [[OMP_PF_IV]],
// LAMBDA: br label %[[OMP_PF_INNER_LOOP_HEADER:.+]]
// LAMBDA: [[OMP_PF_INNER_LOOP_HEADER]]:
// LAMBDA-DAG: [[OMP_PF_IV_VAL_2:%.+]] = load{{.+}}, {{.+}}* [[OMP_PF_IV]],
// LAMBDA-DAG: [[OMP_PF_UB_VAL_4:%.+]] = load{{.+}}, {{.+}}* [[OMP_PF_UB]],
// LAMBDA: [[PF_CMP_IV_UB_2:%.+]] = icmp{{.+}} [[OMP_PF_IV_VAL_2]], [[OMP_PF_UB_VAL_4]]
// LAMBDA: br{{.+}} [[PF_CMP_IV_UB_2]], label %[[OMP_PF_INNER_LOOP_BODY:.+]], label %[[OMP_PF_INNER_LOOP_END:.+]]
// LAMBDA: [[OMP_PF_INNER_LOOP_BODY]]:
// LAMBDA-DAG: {{.+}} = load{{.+}}, {{.+}}* [[OMP_PF_IV]],
// skip body branch
// LAMBDA: br{{.+}}
// LAMBDA: br label %[[OMP_PF_INNER_LOOP_INC:.+]]
// IV = IV + 1 and inner loop latch
// LAMBDA: [[OMP_PF_INNER_LOOP_INC]]:
// LAMBDA-DAG: [[OMP_PF_IV_VAL_3:%.+]] = load{{.+}}, {{.+}}* [[OMP_IV]],
// LAMBDA-DAG: [[OMP_PF_NEXT_IV:%.+]] = add{{.+}} [[OMP_PF_IV_VAL_3]], 1
// LAMBDA-DAG: store{{.+}} [[OMP_PF_NEXT_IV]], {{.+}}* [[OMP_IV]],
// LAMBDA: br label %[[OMP_PF_INNER_LOOP_HEADER]]
// check NextLB and NextUB
// LAMBDA: [[OMP_PF_INNER_LOOP_END]]:
// LAMBDA: br label %[[OMP_PF_OUTER_LOOP_INC:.+]]
// LAMBDA: [[OMP_PF_OUTER_LOOP_INC]]:
// LAMBDA: br label %[[OMP_PF_OUTER_LOOP_HEADER]]
// LAMBDA: [[OMP_PF_OUTER_LOOP_END]]:
// LAMBDA: ret
[&]() {
a[i] = b[i] + c[i];
}();
}
// schedule: dynamic chunk
#pragma omp target
#pragma omp teams
// LAMBDA: define{{.+}} void [[OFFLOADING_FUN_7]](
// LAMBDA: call {{.*}}void {{.+}} @__kmpc_fork_teams({{.+}}, i32 5, {{.+}}* [[OMP_OUTLINED_7:@.+]] to {{.+}})
#pragma omp distribute parallel for schedule(dynamic, ch)
for (int i = 0; i < n; ++i) {
a[i] = b[i] + c[i];
// LAMBDA: define{{.+}} void [[OMP_OUTLINED_7]](
// LAMBDA: call void @__kmpc_for_static_init_4({{.+}}, {{.+}}, i32 92,
// LAMBDA: call{{.+}} @__kmpc_fork_call({{.+}}, {{.+}}, {{.+}}[[OMP_PARFOR_OUTLINED_7:@.+]] to {{.+}},
// skip rest of implementation of 'distribute' as it is tested above for default dist_schedule case
// LAMBDA: ret
// 'parallel for' implementation using outer and inner loops and PrevEUB
// LAMBDA: define{{.+}} void [[OMP_PARFOR_OUTLINED_7]]({{.+}}, {{.+}}, i{{[0-9]+}} [[OMP_PREV_LB_IN:%.+]], i{{[0-9]+}} [[OMP_PREV_UB_IN:%.+]], {{.+}}, {{.+}}, {{.+}}, {{.+}}, {{.+}})
// LAMBDA-DAG: [[OMP_PF_LB:%.omp.lb]] = alloca{{.+}},
// LAMBDA-DAG: [[OMP_PF_UB:%.omp.ub]] = alloca{{.+}},
// LAMBDA-DAG: [[OMP_PF_IV:%.omp.iv]] = alloca{{.+}},
// LAMBDA-DAG: [[OMP_PF_ST:%.omp.stride]] = alloca{{.+}},
// initialize lb and ub to PrevLB and PrevUB
// LAMBDA-DAG: store{{.+}} [[OMP_PREV_LB_IN]], {{.+}}* [[PREV_LB_ADDR:%.+]],
// LAMBDA-DAG: store{{.+}} [[OMP_PREV_UB_IN]], {{.+}}* [[PREV_UB_ADDR:%.+]],
// LAMBDA-DAG: [[OMP_PREV_LB_VAL:%.+]] = load{{.+}}, {{.+}}* [[PREV_LB_ADDR]],
// LAMBDA-64-DAG: [[OMP_PREV_LB_TRC:%.+]] = trunc{{.+}} [[OMP_PREV_LB_VAL]] to {{.+}}
// LAMBDA-DAG: [[OMP_PREV_UB_VAL:%.+]] = load{{.+}}, {{.+}}* [[PREV_UB_ADDR]],
// LAMBDA-64-DAG: [[OMP_PREV_UB_TRC:%.+]] = trunc{{.+}} [[OMP_PREV_UB_VAL]] to {{.+}}
// LAMBDA-64-DAG: store{{.+}} [[OMP_PREV_LB_TRC]], {{.+}}* [[OMP_PF_LB]],
// LAMBDA-64-DAG: store{{.+}} [[OMP_PREV_UB_TRC]], {{.+}}* [[OMP_PF_UB]],
// LAMBDA-32-DAG: store{{.+}} [[OMP_PREV_LB_VAL]], {{.+}}* [[OMP_PF_LB]],
// LAMBDA-32-DAG: store{{.+}} [[OMP_PREV_UB_VAL]], {{.+}}* [[OMP_PF_UB]],
// LAMBDA-DAG: [[OMP_PF_LB_VAL:%.+]] = load{{.+}}, {{.+}} [[OMP_PF_LB]],
// LAMBDA-DAG: [[OMP_PF_UB_VAL:%.+]] = load{{.+}}, {{.+}} [[OMP_PF_UB]],
// LAMBDA: call void @__kmpc_dispatch_init_4({{.+}}, {{.+}}, {{.+}} 35, {{.+}} [[OMP_PF_LB_VAL]], {{.+}} [[OMP_PF_UB_VAL]], {{.+}}, {{.+}})
// LAMBDA: br label %[[OMP_PF_OUTER_LOOP_HEADER:.+]]
// LAMBDA: [[OMP_PF_OUTER_LOOP_HEADER]]:
// LAMBDA: [[IS_FIN:%.+]] = call{{.+}} @__kmpc_dispatch_next_4({{.+}}, {{.+}}, {{.+}}, {{.+}}* [[OMP_PF_LB]], {{.+}}* [[OMP_PF_UB]], {{.+}}* [[OMP_PF_ST]])
// LAMBDA: [[IS_FIN_CMP:%.+]] = icmp{{.+}} [[IS_FIN]], 0
// LAMBDA: br{{.+}} [[IS_FIN_CMP]], label %[[OMP_PF_OUTER_LOOP_BODY:.+]], label %[[OMP_PF_OUTER_LOOP_END:.+]]
// initialize omp.iv (IV = LB)
// LAMBDA: [[OMP_PF_OUTER_LOOP_BODY]]:
// LAMBDA-DAG: [[OMP_PF_LB_VAL_1:%.+]] = load{{.+}}, {{.+}} [[OMP_PF_LB]],
// LAMBDA-DAG: store {{.+}} [[OMP_PF_LB_VAL_1]], {{.+}}* [[OMP_PF_IV]],
// LAMBDA: br label %[[OMP_PF_INNER_LOOP_HEADER:.+]]
// LAMBDA: [[OMP_PF_INNER_LOOP_HEADER]]:
// LAMBDA-DAG: [[OMP_PF_IV_VAL_2:%.+]] = load{{.+}}, {{.+}}* [[OMP_PF_IV]],
// LAMBDA-DAG: [[OMP_PF_UB_VAL_4:%.+]] = load{{.+}}, {{.+}}* [[OMP_PF_UB]],
// LAMBDA: [[PF_CMP_IV_UB_2:%.+]] = icmp{{.+}} [[OMP_PF_IV_VAL_2]], [[OMP_PF_UB_VAL_4]]
// LAMBDA: br{{.+}} [[PF_CMP_IV_UB_2]], label %[[OMP_PF_INNER_LOOP_BODY:.+]], label %[[OMP_PF_INNER_LOOP_END:.+]]
// LAMBDA: [[OMP_PF_INNER_LOOP_BODY]]:
// LAMBDA-DAG: {{.+}} = load{{.+}}, {{.+}}* [[OMP_PF_IV]],
// skip body branch
// LAMBDA: br{{.+}}
// LAMBDA: br label %[[OMP_PF_INNER_LOOP_INC:.+]]
// IV = IV + 1 and inner loop latch
// LAMBDA: [[OMP_PF_INNER_LOOP_INC]]:
// LAMBDA-DAG: [[OMP_PF_IV_VAL_3:%.+]] = load{{.+}}, {{.+}}* [[OMP_IV]],
// LAMBDA-DAG: [[OMP_PF_NEXT_IV:%.+]] = add{{.+}} [[OMP_PF_IV_VAL_3]], 1
// LAMBDA-DAG: store{{.+}} [[OMP_PF_NEXT_IV]], {{.+}}* [[OMP_IV]],
// LAMBDA: br label %[[OMP_PF_INNER_LOOP_HEADER]]
// check NextLB and NextUB
// LAMBDA: [[OMP_PF_INNER_LOOP_END]]:
// LAMBDA: br label %[[OMP_PF_OUTER_LOOP_INC:.+]]
// LAMBDA: [[OMP_PF_OUTER_LOOP_INC]]:
// LAMBDA: br label %[[OMP_PF_OUTER_LOOP_HEADER]]
// LAMBDA: [[OMP_PF_OUTER_LOOP_END]]:
// LAMBDA: ret
[&]() {
a[i] = b[i] + c[i];
}();
}
}();
return 0;
#else
// CHECK-LABEL: @main
// CHECK: call i{{[0-9]+}} @__tgt_target_teams(
// CHECK: call void [[OFFLOADING_FUN_1:@.+]](
// CHECK: call i{{[0-9]+}} @__tgt_target_teams(
// CHECK: call void [[OFFLOADING_FUN_2:@.+]](
// CHECK: call i{{[0-9]+}} @__tgt_target_teams(
// CHECK: call void [[OFFLOADING_FUN_3:@.+]](
// CHECK: call i{{[0-9]+}} @__tgt_target_teams(
// CHECK: call void [[OFFLOADING_FUN_4:@.+]](
// CHECK: call i{{[0-9]+}} @__tgt_target_teams(
// CHECK: call void [[OFFLOADING_FUN_5:@.+]](
// CHECK: call i{{[0-9]+}} @__tgt_target_teams(
// CHECK: call void [[OFFLOADING_FUN_6:@.+]](
// CHECK: call i{{[0-9]+}} @__tgt_target_teams(
// CHECK: call void [[OFFLOADING_FUN_7:@.+]](
// CHECK: call{{.+}} [[TMAIN:@.+]]()
// no schedule clauses
#pragma omp target
#pragma omp teams
// CHECK: define internal void [[OFFLOADING_FUN_1]](
// CHECK: call {{.*}}void {{.+}} @__kmpc_fork_teams({{.+}}, i32 4, {{.+}}* [[OMP_OUTLINED_1:@.+]] to {{.+}})
#pragma omp distribute parallel for
for (int i = 0; i < n; ++i) {
a[i] = b[i] + c[i];
// CHECK: define{{.+}} void [[OMP_OUTLINED_1]](
// CHECK-DAG: [[OMP_IV:%.omp.iv]] = alloca
// CHECK-DAG: [[OMP_LB:%.omp.comb.lb]] = alloca
// CHECK-DAG: [[OMP_UB:%.omp.comb.ub]] = alloca
// CHECK-DAG: [[OMP_ST:%.omp.stride]] = alloca
// CHECK: call void @__kmpc_for_static_init_4({{.+}}, {{.+}}, i32 92,
// check EUB for distribute
// CHECK-DAG: [[OMP_UB_VAL_1:%.+]] = load{{.+}} [[OMP_UB]],
// CHECK: [[NUM_IT_1:%.+]] = load{{.+}},
// CHECK-DAG: [[CMP_UB_NUM_IT:%.+]] = icmp sgt {{.+}} [[OMP_UB_VAL_1]], [[NUM_IT_1]]
// CHECK: br {{.+}} [[CMP_UB_NUM_IT]], label %[[EUB_TRUE:.+]], label %[[EUB_FALSE:.+]]
// CHECK-DAG: [[EUB_TRUE]]:
// CHECK: [[NUM_IT_2:%.+]] = load{{.+}},
// CHECK: br label %[[EUB_END:.+]]
// CHECK-DAG: [[EUB_FALSE]]:
// CHECK: [[OMP_UB_VAL2:%.+]] = load{{.+}} [[OMP_UB]],
// CHECK: br label %[[EUB_END]]
// CHECK-DAG: [[EUB_END]]:
// CHECK-DAG: [[EUB_RES:%.+]] = phi{{.+}} [ [[NUM_IT_2]], %[[EUB_TRUE]] ], [ [[OMP_UB_VAL2]], %[[EUB_FALSE]] ]
// CHECK: store{{.+}} [[EUB_RES]], {{.+}}* [[OMP_UB]],
// initialize omp.iv
// CHECK: [[OMP_LB_VAL_1:%.+]] = load{{.+}}, {{.+}}* [[OMP_LB]],
// CHECK: store {{.+}} [[OMP_LB_VAL_1]], {{.+}}* [[OMP_IV]],
// CHECK: br label %[[OMP_JUMP_BACK:.+]]
// check exit condition
// CHECK: [[OMP_JUMP_BACK]]:
// CHECK-DAG: [[OMP_IV_VAL_1:%.+]] = load {{.+}} [[OMP_IV]],
// CHECK-DAG: [[OMP_UB_VAL_3:%.+]] = load {{.+}} [[OMP_UB]],
// CHECK: [[CMP_IV_UB:%.+]] = icmp sle {{.+}} [[OMP_IV_VAL_1]], [[OMP_UB_VAL_3]]
// CHECK: br {{.+}} [[CMP_IV_UB]], label %[[DIST_BODY:.+]], label %[[DIST_END:.+]]
// check that PrevLB and PrevUB are passed to the 'for'
// CHECK: [[DIST_BODY]]:
// CHECK-DAG: [[OMP_PREV_LB:%.+]] = load {{.+}}, {{.+}} [[OMP_LB]],
// CHECK-64-DAG: [[OMP_PREV_LB_EXT:%.+]] = zext {{.+}} [[OMP_PREV_LB]] to {{.+}}
// CHECK-DAG: [[OMP_PREV_UB:%.+]] = load {{.+}}, {{.+}} [[OMP_UB]],
// CHECK-64-DAG: [[OMP_PREV_UB_EXT:%.+]] = zext {{.+}} [[OMP_PREV_UB]] to {{.+}}
// check that distlb and distub are properly passed to fork_call
// CHECK-64: call{{.+}} @__kmpc_fork_call({{.+}}, {{.+}}, {{.+}}[[OMP_PARFOR_OUTLINED_1:@.+]] to {{.+}}, i{{[0-9]+}} [[OMP_PREV_LB_EXT]], i{{[0-9]+}} [[OMP_PREV_UB_EXT]], {{.+}})
// CHECK-32: call{{.+}} @__kmpc_fork_call({{.+}}, {{.+}}, {{.+}}[[OMP_PARFOR_OUTLINED_1:@.+]] to {{.+}}, i{{[0-9]+}} [[OMP_PREV_LB]], i{{[0-9]+}} [[OMP_PREV_UB]], {{.+}})
// CHECK: br label %[[DIST_INC:.+]]
// increment by stride (distInc - 'parallel for' executes the whole chunk) and latch
// CHECK: [[DIST_INC]]:
// CHECK-DAG: [[OMP_IV_VAL_2:%.+]] = load {{.+}}, {{.+}}* [[OMP_IV]],
// CHECK-DAG: [[OMP_ST_VAL_1:%.+]] = load {{.+}}, {{.+}}* [[OMP_ST]],
// CHECK: [[OMP_IV_INC:%.+]] = add{{.+}} [[OMP_IV_VAL_2]], [[OMP_ST_VAL_1]]
// CHECK: store{{.+}} [[OMP_IV_INC]], {{.+}}* [[OMP_IV]],
// CHECK: br label %[[OMP_JUMP_BACK]]
// CHECK-DAG: call void @__kmpc_for_static_fini(
// CHECK: ret
// implementation of 'parallel for'
// CHECK: define{{.+}} void [[OMP_PARFOR_OUTLINED_1]]({{.+}}, {{.+}}, i{{[0-9]+}} [[OMP_PREV_LB_IN:%.+]], i{{[0-9]+}} [[OMP_PREV_UB_IN:%.+]], {{.+}}, {{.+}}, {{.+}}, {{.+}})
// CHECK-DAG: [[OMP_PF_LB:%.omp.lb]] = alloca{{.+}},
// CHECK-DAG: [[OMP_PF_UB:%.omp.ub]] = alloca{{.+}},
// CHECK-DAG: [[OMP_PF_IV:%.omp.iv]] = alloca{{.+}},
// initialize lb and ub to PrevLB and PrevUB
// CHECK-DAG: store{{.+}} [[OMP_PREV_LB_IN]], {{.+}}* [[PREV_LB_ADDR:%.+]],
// CHECK-DAG: store{{.+}} [[OMP_PREV_UB_IN]], {{.+}}* [[PREV_UB_ADDR:%.+]],
// CHECK-DAG: [[OMP_PREV_LB_VAL:%.+]] = load{{.+}}, {{.+}}* [[PREV_LB_ADDR]],
// CHECK-64-DAG: [[OMP_PREV_LB_TRC:%.+]] = trunc{{.+}} [[OMP_PREV_LB_VAL]] to {{.+}}
// CHECK-DAG: [[OMP_PREV_UB_VAL:%.+]] = load{{.+}}, {{.+}}* [[PREV_UB_ADDR]],
// CHECK-64-DAG: [[OMP_PREV_UB_TRC:%.+]] = trunc{{.+}} [[OMP_PREV_UB_VAL]] to {{.+}}
// CHECK-64-DAG: store{{.+}} [[OMP_PREV_LB_TRC]], {{.+}}* [[OMP_PF_LB]],
// CHECK-32-DAG: store{{.+}} [[OMP_PREV_LB_VAL]], {{.+}}* [[OMP_PF_LB]],
// CHECK-64-DAG: store{{.+}} [[OMP_PREV_UB_TRC]], {{.+}}* [[OMP_PF_UB]],
// CHECK-32-DAG: store{{.+}} [[OMP_PREV_UB_VAL]], {{.+}}* [[OMP_PF_UB]],
// CHECK: call void @__kmpc_for_static_init_4({{.+}}, {{.+}}, {{.+}} 34, {{.+}}, {{.+}}* [[OMP_PF_LB]], {{.+}}* [[OMP_PF_UB]],{{.+}})
// PrevEUB is only used when 'for' has a chunked schedule, otherwise EUB is used
// In this case we use EUB
// CHECK-DAG: [[OMP_PF_UB_VAL_1:%.+]] = load{{.+}} [[OMP_PF_UB]],
// CHECK: [[PF_NUM_IT_1:%.+]] = load{{.+}},
// CHECK-DAG: [[PF_CMP_UB_NUM_IT:%.+]] = icmp{{.+}} [[OMP_PF_UB_VAL_1]], [[PF_NUM_IT_1]]
// CHECK: br i1 [[PF_CMP_UB_NUM_IT]], label %[[PF_EUB_TRUE:.+]], label %[[PF_EUB_FALSE:.+]]
// CHECK: [[PF_EUB_TRUE]]:
// CHECK: [[PF_NUM_IT_2:%.+]] = load{{.+}},
// CHECK: br label %[[PF_EUB_END:.+]]
// CHECK-DAG: [[PF_EUB_FALSE]]:
// CHECK: [[OMP_PF_UB_VAL2:%.+]] = load{{.+}} [[OMP_PF_UB]],
// CHECK: br label %[[PF_EUB_END]]
// CHECK-DAG: [[PF_EUB_END]]:
// CHECK-DAG: [[PF_EUB_RES:%.+]] = phi{{.+}} [ [[PF_NUM_IT_2]], %[[PF_EUB_TRUE]] ], [ [[OMP_PF_UB_VAL2]], %[[PF_EUB_FALSE]] ]
// CHECK: store{{.+}} [[PF_EUB_RES]],{{.+}} [[OMP_PF_UB]],
// initialize omp.iv
// CHECK: [[OMP_PF_LB_VAL_1:%.+]] = load{{.+}}, {{.+}} [[OMP_PF_LB]],
// CHECK: store {{.+}} [[OMP_PF_LB_VAL_1]], {{.+}}* [[OMP_PF_IV]],
// CHECK: br label %[[OMP_PF_JUMP_BACK:.+]]
// check exit condition
// CHECK: [[OMP_PF_JUMP_BACK]]:
// CHECK-DAG: [[OMP_PF_IV_VAL_1:%.+]] = load {{.+}} [[OMP_PF_IV]],
// CHECK-DAG: [[OMP_PF_UB_VAL_3:%.+]] = load {{.+}} [[OMP_PF_UB]],
// CHECK: [[PF_CMP_IV_UB:%.+]] = icmp sle {{.+}} [[OMP_PF_IV_VAL_1]], [[OMP_PF_UB_VAL_3]]