2d4c8e0d0f
This patch implements the CodeGen logic for calling __llvm_omp_indirect_call_lookup on the device when an indirect function call or a virtual function call is made within an OpenMP target region. --------- Co-authored-by: Youngsuk Kim
116 lines
6.9 KiB
C++
116 lines
6.9 KiB
C++
// RUN: %clang_cc1 -verify -fopenmp -fopenmp-version=51 -x c++ -triple powerpc64le-unknown-unknown -fopenmp-targets=amdgcn-amd-amdhsa -emit-llvm %s -o - | FileCheck %s --check-prefix=HOST
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// RUN: %clang_cc1 -verify -fopenmp -fopenmp-version=51 -x c++ -triple powerpc64le-unknown-unknown -fopenmp-targets=amdgcn-amd-amdhsa -emit-llvm-bc %s -o %t-host.bc
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// RUN: %clang_cc1 -verify -fopenmp -fopenmp-version=51 -x c++ -triple amdgcn-amd-amdhsa -emit-llvm %s -fopenmp-is-target-device -fvisibility=protected -fopenmp-host-ir-file-path %t-host.bc -o - | FileCheck %s --check-prefix=DEVICE
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// RUN: %clang_cc1 -verify -fopenmp -fopenmp-version=51 -x c++ -triple amdgcn-amd-amdhsa %s -fopenmp-is-target-device -fvisibility=protected -fopenmp-host-ir-file-path %t-host.bc -emit-pch -o %t
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// RUN: %clang_cc1 -verify -fopenmp -fopenmp-version=51 -x c++ -triple amdgcn-amd-amdhsa -emit-llvm %s -fopenmp-is-target-device -fvisibility=protected -fopenmp-host-ir-file-path %t-host.bc -include-pch %t -o - | FileCheck %s --check-prefix=DEVICE
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// RUN: %clang_cc1 -verify -fopenmp -fopenmp-version=51 -x c++ -triple powerpc64le-unknown-unknown -fopenmp-targets=spirv64-intel -emit-llvm %s -o - | FileCheck %s --check-prefix=HOST
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// RUN: %clang_cc1 -verify -fopenmp -fopenmp-version=51 -x c++ -triple powerpc64le-unknown-unknown -fopenmp-targets=spirv64-intel -emit-llvm-bc %s -o %t-spirv-host.bc
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// RUN: %clang_cc1 -verify -fopenmp -fopenmp-version=51 -x c++ -triple spirv64-intel -emit-llvm %s -fopenmp-is-target-device -fvisibility=protected -fopenmp-host-ir-file-path %t-spirv-host.bc -o - | FileCheck %s --check-prefix=DEVICE
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// RUN: %clang_cc1 -verify -fopenmp -fopenmp-version=51 -x c++ -triple spirv64-intel %s -fopenmp-is-target-device -fvisibility=protected -fopenmp-host-ir-file-path %t-spirv-host.bc -emit-pch -o %t
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// RUN: %clang_cc1 -verify -fopenmp -fopenmp-version=51 -x c++ -triple spirv64-intel -emit-llvm %s -fopenmp-is-target-device -fvisibility=protected -fopenmp-host-ir-file-path %t-spirv-host.bc -include-pch %t -o - | FileCheck %s --check-prefix=DEVICE
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// expected-no-diagnostics
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#ifndef HEADER
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#define HEADER
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//.
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// HOST: @[[VAR:.+]] = global i8 0, align 1
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// HOST: @indirect_val = global %struct.indirect_stru { ptr @_Z3bazv }, align 8
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// HOST: @indirect_nested_val = global %struct.indirect_stru_nested { %struct.indirect_stru { ptr @_Z3bazv } }, align 8
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// HOST: @indirect_baz = global ptr @_Z3bazv, align 8
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// HOST: @indirect_bar = global ptr @_ZL3barv, align 8
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// HOST: @indirect_foo = global ptr @_Z3foov, align 8
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// HOST: @indirect_array = global [3 x ptr] [ptr @_Z3foov, ptr @_ZL3barv, ptr @_Z3bazv], align 8
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// HOST: @[[FOO_ENTRY_NAME:.+]] = internal unnamed_addr constant [{{[0-9]+}} x i8] c"[[FOO_NAME:__omp_offloading_[0-9a-z]+_[0-9a-z]+_foo_l[0-9]+]]\00"
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// HOST: @.offloading.entry.[[FOO_NAME]] = weak constant %struct.__tgt_offload_entry { i64 0, i16 1, i16 1, i32 8, ptr @_Z3foov, ptr @[[FOO_ENTRY_NAME]], i64 8, i64 0, ptr null }
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// HOST: @[[BAZ_ENTRY_NAME:.+]] = internal unnamed_addr constant [{{[0-9]+}} x i8] c"[[BAZ_NAME:__omp_offloading_[0-9a-z]+_[0-9a-z]+_baz_l[0-9]+]]\00"
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// HOST: @.offloading.entry.[[BAZ_NAME]] = weak constant %struct.__tgt_offload_entry { i64 0, i16 1, i16 1, i32 8, ptr @_Z3bazv, ptr @[[BAZ_ENTRY_NAME]], i64 8, i64 0, ptr null }
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// HOST: @[[VAR_ENTRY_NAME:.+]] = internal unnamed_addr constant [4 x i8] c"var\00"
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// HOST: @.offloading.entry.var = weak constant %struct.__tgt_offload_entry { i64 0, i16 1, i16 1, i32 0, ptr @[[VAR]], ptr @[[VAR_ENTRY_NAME]], i64 1, i64 0, ptr null }
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// HOST: @[[BAR_ENTRY_NAME:.+]] = internal unnamed_addr constant [{{[0-9]+}} x i8] c"[[BAR_NAME:__omp_offloading_[0-9a-z]+_[0-9a-z]+_bar_l[0-9]+]]\00"
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// HOST: @.offloading.entry.[[BAR_NAME]] = weak constant %struct.__tgt_offload_entry { i64 0, i16 1, i16 1, i32 8, ptr @_ZL3barv, ptr @[[BAR_ENTRY_NAME]], i64 8, i64 0, ptr null }
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//.
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// DEVICE: @[[FOO_NAME:__omp_offloading_[0-9a-z]+_[0-9a-z]+_foo_l[0-9]+]] = protected addrspace(1) constant {{ptr|ptr addrspace\(9\)}} @_Z3foov
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// DEVICE: @[[BAZ_NAME:__omp_offloading_[0-9a-z]+_[0-9a-z]+_baz_l[0-9]+]] = protected addrspace(1) constant {{ptr|ptr addrspace\(9\)}} @_Z3bazv
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// DEVICE: @var = protected addrspace(1) global i8 0, align 1
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// DEVICE: @[[BAR_NAME:__omp_offloading_[0-9a-z]+_[0-9a-z]+_bar_l[0-9]+]] = protected addrspace(1) constant {{ptr|ptr addrspace\(9\)}} @_ZL3barv
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//.
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void foo() { }
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#pragma omp declare target to(foo) indirect
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static void bar() { }
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#pragma omp declare target to(bar) indirect
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[[gnu::visibility("hidden")]] void baz() { bar(); }
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#pragma omp declare target to(baz) indirect
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static void unused() { };
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#pragma omp declare target to(unused) indirect
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void disabled() { };
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#pragma omp declare target to(disabled) indirect(false)
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char var = 0;
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#pragma omp declare target to(var) indirect
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struct indirect_stru {
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void (*arg)();
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};
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struct indirect_stru_nested {
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struct indirect_stru nested;
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};
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struct indirect_stru indirect_val = { .arg = baz };
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struct indirect_stru_nested indirect_nested_val = { .nested = { .arg = baz } };
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void (*indirect_baz)() = baz;
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void (*indirect_bar)() = bar;
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void (*indirect_foo)() = foo;
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void (*indirect_array[3])() = { foo, bar, baz };
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int main() {
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#pragma omp target map(indirect_baz,indirect_bar,indirect_foo,var,indirect_val,indirect_val.arg, indirect_array, indirect_array[0:3], indirect_nested_val, indirect_nested_val.nested.arg)
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{
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indirect_foo();
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indirect_bar();
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indirect_baz();
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indirect_val.arg();
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indirect_nested_val.nested.arg();
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indirect_array[0]();
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indirect_array[1]();
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indirect_array[2]();
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}
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}
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#endif
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// DEVICE-LABEL: define {{.*}}void @__omp_offloading_{{.+}}_main_l{{[0-9]+}}(
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// DEVICE: call {{.*}}@__llvm_omp_indirect_call_lookup(
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// DEVICE: call {{.*}}void %{{.+}}()
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// DEVICE: call {{.*}}@__llvm_omp_indirect_call_lookup(
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// DEVICE: call {{.*}}void %{{.+}}()
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// DEVICE: call {{.*}}@__llvm_omp_indirect_call_lookup(
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// DEVICE: call {{.*}}void %{{.+}}()
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// DEVICE: getelementptr inbounds nuw %struct.indirect_stru,
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// DEVICE: call {{.*}}@__llvm_omp_indirect_call_lookup(
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// DEVICE: call {{.*}}void %{{.+}}()
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// DEVICE: getelementptr inbounds nuw %struct.indirect_stru_nested,
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// DEVICE: getelementptr inbounds nuw %struct.indirect_stru,
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// DEVICE: call {{.*}}@__llvm_omp_indirect_call_lookup(
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// DEVICE: call {{.*}}void %{{.+}}()
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// DEVICE: getelementptr inbounds {{.*}}[3 x ptr{{[^]]*}}],
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// DEVICE: call {{.*}}@__llvm_omp_indirect_call_lookup(
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// DEVICE: call {{.*}}void %{{.+}}()
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// DEVICE: getelementptr inbounds {{.*}}[3 x ptr{{[^]]*}}],
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// DEVICE: call {{.*}}@__llvm_omp_indirect_call_lookup(
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// DEVICE: call {{.*}}void %{{.+}}()
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// DEVICE: getelementptr inbounds {{.*}}[3 x ptr{{[^]]*}}],
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// DEVICE: call {{.*}}@__llvm_omp_indirect_call_lookup(
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// DEVICE: call {{.*}}void %{{.+}}()
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//.
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// HOST-DAG: !{{[0-9]+}} = !{i32 1, !"[[FOO_NAME]]", i32 8, i32 0}
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// HOST-DAG: !{{[0-9]+}} = !{i32 1, !"[[BAZ_NAME]]", i32 8, i32 1}
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// HOST-DAG: !{{[0-9]+}} = !{i32 1, !"var", i32 0, i32 2}
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// HOST-DAG: !{{[0-9]+}} = !{i32 1, !"[[BAR_NAME]]", i32 8, i32 3}
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//.
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