[llvm-branch-commits] [flang] [MLIR][OpenMP] Add Lowering support for OpenMP Declare Mapper directive (PR #117046)
Akash Banerjee via llvm-branch-commits
llvm-branch-commits at lists.llvm.org
Thu Nov 28 13:19:03 PST 2024
https://github.com/TIFitis updated https://github.com/llvm/llvm-project/pull/117046
>From c1e743deac0bf2803859a5656b151be228d37050 Mon Sep 17 00:00:00 2001
From: Akash Banerjee <Akash.Banerjee at amd.com>
Date: Wed, 20 Nov 2024 20:51:02 +0000
Subject: [PATCH 1/4] [MLIR][OpenMP] Add Lowering support for OpenMP Declare
Mapper directive
This patch adds HLFIR/FIR lowering support for OpenMP Declare Mapper directive.
---
flang/lib/Lower/OpenMP/OpenMP.cpp | 35 ++++++++++++++++++-
.../Optimizer/OpenMP/MapInfoFinalization.cpp | 3 +-
.../Lower/OpenMP/Todo/omp-declare-mapper.f90 | 8 ++---
flang/test/Lower/OpenMP/declare-mapper.f90 | 31 ++++++++++++++++
4 files changed, 71 insertions(+), 6 deletions(-)
create mode 100644 flang/test/Lower/OpenMP/declare-mapper.f90
diff --git a/flang/lib/Lower/OpenMP/OpenMP.cpp b/flang/lib/Lower/OpenMP/OpenMP.cpp
index a2779213a1a15a..c33bf0c9ea7a08 100644
--- a/flang/lib/Lower/OpenMP/OpenMP.cpp
+++ b/flang/lib/Lower/OpenMP/OpenMP.cpp
@@ -39,6 +39,7 @@
#include "mlir/Transforms/RegionUtils.h"
#include "llvm/ADT/STLExtras.h"
#include "llvm/Frontend/OpenMP/OMPConstants.h"
+#include <string>
using namespace Fortran::lower::omp;
@@ -2701,7 +2702,39 @@ static void
genOMP(lower::AbstractConverter &converter, lower::SymMap &symTable,
semantics::SemanticsContext &semaCtx, lower::pft::Evaluation &eval,
const parser::OpenMPDeclareMapperConstruct &declareMapperConstruct) {
- TODO(converter.getCurrentLocation(), "OpenMPDeclareMapperConstruct");
+ fir::FirOpBuilder &firOpBuilder = converter.getFirOpBuilder();
+ lower::StatementContext stmtCtx;
+ const auto &spec =
+ std::get<parser::OmpDeclareMapperSpecifier>(declareMapperConstruct.t);
+ const auto &mapperName{std::get<std::optional<parser::Name>>(spec.t)};
+ const auto &varType{std::get<parser::TypeSpec>(spec.t)};
+ const auto &varName{std::get<parser::Name>(spec.t)};
+ std::stringstream mapperNameStr;
+ if (mapperName.has_value()) {
+ mapperNameStr << mapperName->ToString();
+ } else {
+ mapperNameStr << "default_"
+ << varType.declTypeSpec->derivedTypeSpec().name().ToString();
+ }
+
+ mlir::OpBuilder::InsertPoint insPt = firOpBuilder.saveInsertionPoint();
+ firOpBuilder.setInsertionPointToStart(converter.getModuleOp().getBody());
+ auto mlirType = converter.genType(varType.declTypeSpec->derivedTypeSpec());
+ auto varVal = firOpBuilder.createTemporaryAlloc(
+ converter.getCurrentLocation(), mlirType, varName.ToString());
+ symTable.addSymbol(*varName.symbol, varVal);
+
+ mlir::omp::DeclareMapperOperands clauseOps;
+ const auto *clauseList{
+ parser::Unwrap<parser::OmpClauseList>(declareMapperConstruct.t)};
+ List<Clause> clauses = makeClauses(*clauseList, semaCtx);
+ ClauseProcessor cp(converter, semaCtx, clauses);
+ cp.processMap(converter.getCurrentLocation(), stmtCtx, clauseOps);
+ auto declMapperOp = firOpBuilder.create<mlir::omp::DeclareMapperOp>(
+ converter.getCurrentLocation(), mapperNameStr.str(), varVal, mlirType,
+ clauseOps.mapVars);
+ converter.getMLIRSymbolTable()->insert(declMapperOp.getOperation());
+ firOpBuilder.restoreInsertionPoint(insPt);
}
static void
diff --git a/flang/lib/Optimizer/OpenMP/MapInfoFinalization.cpp b/flang/lib/Optimizer/OpenMP/MapInfoFinalization.cpp
index 4575c90e34acdd..01ffb40daa4aa2 100644
--- a/flang/lib/Optimizer/OpenMP/MapInfoFinalization.cpp
+++ b/flang/lib/Optimizer/OpenMP/MapInfoFinalization.cpp
@@ -447,7 +447,8 @@ class MapInfoFinalizationPass
for (auto *user : mapOp->getUsers()) {
if (llvm::isa<mlir::omp::TargetOp, mlir::omp::TargetDataOp,
mlir::omp::TargetUpdateOp, mlir::omp::TargetExitDataOp,
- mlir::omp::TargetEnterDataOp>(user))
+ mlir::omp::TargetEnterDataOp, mlir::omp::DeclareMapperOp>(
+ user))
return user;
if (auto mapUser = llvm::dyn_cast<mlir::omp::MapInfoOp>(user))
diff --git a/flang/test/Lower/OpenMP/Todo/omp-declare-mapper.f90 b/flang/test/Lower/OpenMP/Todo/omp-declare-mapper.f90
index 5ae48ff7360482..13a4da5849f8c0 100644
--- a/flang/test/Lower/OpenMP/Todo/omp-declare-mapper.f90
+++ b/flang/test/Lower/OpenMP/Todo/omp-declare-mapper.f90
@@ -10,7 +10,7 @@ subroutine declare_mapper_1
type my_type
integer :: num_vals
integer, allocatable :: values(:)
- end type
+ end type
type my_type2
type (my_type) :: my_type_var
@@ -21,7 +21,7 @@ subroutine declare_mapper_1
type (my_type2) :: t
real :: x, y(nvals)
!$omp declare mapper (my_type :: var) map (var, var%values (1:var%num_vals))
-!CHECK: not yet implemented: OpenMPDeclareMapperConstruct
+!CHECK: not yet implemented: lowering symbol to HLFIR
end subroutine declare_mapper_1
@@ -31,7 +31,7 @@ subroutine declare_mapper_2
type my_type
integer :: num_vals
integer, allocatable :: values(:)
- end type
+ end type
type my_type2
type (my_type) :: my_type_var
@@ -43,5 +43,5 @@ subroutine declare_mapper_2
real :: x, y(nvals)
!$omp declare mapper (my_mapper : my_type2 :: v) map (v%arr, x, y(:)) &
!$omp& map (alloc : v%temp)
-!CHECK: not yet implemented: OpenMPDeclareMapperConstruct
+!CHECK: not yet implemented: lowering symbol to HLFIR
end subroutine declare_mapper_2
diff --git a/flang/test/Lower/OpenMP/declare-mapper.f90 b/flang/test/Lower/OpenMP/declare-mapper.f90
new file mode 100644
index 00000000000000..fd018b4fbb0e0f
--- /dev/null
+++ b/flang/test/Lower/OpenMP/declare-mapper.f90
@@ -0,0 +1,31 @@
+! This test checks lowering of OpenMP declare mapper Directive.
+
+! RUN: split-file %s %t
+! RUN: %flang_fc1 -emit-hlfir -fopenmp -fopenmp-version=50 %t/declare-mapper-1.f90 -o - | FileCheck %t/declare-mapper-1.f90
+! RUN %flang_fc1 -emit-hlfir -fopenmp -fopenmp-version=50 %t/declare-mapper-2.f90 -o - | FileCheck %t/declare-mapper-2.f90
+
+!--- declare-mapper-1.f90
+subroutine mapper
+ implicit none
+ type my_type
+ integer, pointer :: my_buffer
+ integer :: my_buffer_size
+ end type
+ !CHECK: %[[MY_VAR:.*]] = fir.alloca ![[VAR_TYPE:.*]] {bindc_name = "my_var"}
+ !CHECK: %[[MAP_INFO:.*]] = omp.map.info var_ptr(%[[MY_VAR]] : !fir.ref<![[VAR_TYPE]]>, ![[VAR_TYPE]]) map_clauses(tofrom) capture(ByRef) -> !fir.ref<![[VAR_TYPE]]> {name = "my_var"}
+ !CHECK: omp.declare_mapper @my_mapper : %[[MY_VAR]] : !fir.ref<![[VAR_TYPE]]> : ![[VAR_TYPE]] map_entries(%[[MAP_INFO]] : !fir.ref<![[VAR_TYPE]]>)
+ !$omp DECLARE MAPPER(my_mapper : my_type :: my_var) map(tofrom : my_var)
+end subroutine
+
+!--- declare-mapper-2.f90
+subroutine mapper_default
+ implicit none
+ type my_type
+ integer, pointer :: my_buffer
+ integer :: my_buffer_size
+ end type
+ !CHECK: %[[MY_VAR:.*]] = fir.alloca ![[VAR_TYPE:.*]] {bindc_name = "my_var"}
+ !CHECK: %[[MAP_INFO:.*]] = omp.map.info var_ptr(%[[MY_VAR]] : !fir.ref<![[VAR_TYPE]]>, ![[VAR_TYPE]]) map_clauses(tofrom) capture(ByRef) -> !fir.ref<![[VAR_TYPE]]> {name = "my_var"}
+ !CHECK: omp.declare_mapper @default_my_type : %[[MY_VAR]] : !fir.ref<![[VAR_TYPE]]> : ![[VAR_TYPE]] map_entries(%[[MAP_INFO]] : !fir.ref<![[VAR_TYPE]]>)
+ !$omp DECLARE MAPPER(my_type :: my_var) map(tofrom : my_var)
+end subroutine
\ No newline at end of file
>From e9408d0d0e03eb8e0eaa96328097bd9b312adc9a Mon Sep 17 00:00:00 2001
From: Akash Banerjee <Akash.Banerjee at amd.com>
Date: Wed, 20 Nov 2024 20:55:45 +0000
Subject: [PATCH 2/4] Add emptyline to test.
---
flang/test/Lower/OpenMP/declare-mapper.f90 | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/flang/test/Lower/OpenMP/declare-mapper.f90 b/flang/test/Lower/OpenMP/declare-mapper.f90
index fd018b4fbb0e0f..eed40d2e4cdce5 100644
--- a/flang/test/Lower/OpenMP/declare-mapper.f90
+++ b/flang/test/Lower/OpenMP/declare-mapper.f90
@@ -28,4 +28,4 @@ subroutine mapper_default
!CHECK: %[[MAP_INFO:.*]] = omp.map.info var_ptr(%[[MY_VAR]] : !fir.ref<![[VAR_TYPE]]>, ![[VAR_TYPE]]) map_clauses(tofrom) capture(ByRef) -> !fir.ref<![[VAR_TYPE]]> {name = "my_var"}
!CHECK: omp.declare_mapper @default_my_type : %[[MY_VAR]] : !fir.ref<![[VAR_TYPE]]> : ![[VAR_TYPE]] map_entries(%[[MAP_INFO]] : !fir.ref<![[VAR_TYPE]]>)
!$omp DECLARE MAPPER(my_type :: my_var) map(tofrom : my_var)
-end subroutine
\ No newline at end of file
+end subroutine
>From 171538a029564e7e3f9bac50bbc5f83817297596 Mon Sep 17 00:00:00 2001
From: Akash Banerjee <Akash.Banerjee at amd.com>
Date: Fri, 22 Nov 2024 12:50:32 +0000
Subject: [PATCH 3/4] Addressed reviewer comments. Added assert to check for
derived type.
---
flang/lib/Lower/OpenMP/OpenMP.cpp | 20 +++++++++++---------
1 file changed, 11 insertions(+), 9 deletions(-)
diff --git a/flang/lib/Lower/OpenMP/OpenMP.cpp b/flang/lib/Lower/OpenMP/OpenMP.cpp
index c33bf0c9ea7a08..9986ceb7384c0e 100644
--- a/flang/lib/Lower/OpenMP/OpenMP.cpp
+++ b/flang/lib/Lower/OpenMP/OpenMP.cpp
@@ -39,7 +39,6 @@
#include "mlir/Transforms/RegionUtils.h"
#include "llvm/ADT/STLExtras.h"
#include "llvm/Frontend/OpenMP/OMPConstants.h"
-#include <string>
using namespace Fortran::lower::omp;
@@ -2709,13 +2708,16 @@ genOMP(lower::AbstractConverter &converter, lower::SymMap &symTable,
const auto &mapperName{std::get<std::optional<parser::Name>>(spec.t)};
const auto &varType{std::get<parser::TypeSpec>(spec.t)};
const auto &varName{std::get<parser::Name>(spec.t)};
- std::stringstream mapperNameStr;
- if (mapperName.has_value()) {
- mapperNameStr << mapperName->ToString();
- } else {
- mapperNameStr << "default_"
- << varType.declTypeSpec->derivedTypeSpec().name().ToString();
- }
+ assert(varType.declTypeSpec->category() ==
+ semantics::DeclTypeSpec::Category::TypeDerived &&
+ "Expected derived type");
+
+ std::string mapperNameStr;
+ if (mapperName.has_value())
+ mapperNameStr = mapperName->ToString();
+ else
+ mapperNameStr =
+ "default_" + varType.declTypeSpec->derivedTypeSpec().name().ToString();
mlir::OpBuilder::InsertPoint insPt = firOpBuilder.saveInsertionPoint();
firOpBuilder.setInsertionPointToStart(converter.getModuleOp().getBody());
@@ -2731,7 +2733,7 @@ genOMP(lower::AbstractConverter &converter, lower::SymMap &symTable,
ClauseProcessor cp(converter, semaCtx, clauses);
cp.processMap(converter.getCurrentLocation(), stmtCtx, clauseOps);
auto declMapperOp = firOpBuilder.create<mlir::omp::DeclareMapperOp>(
- converter.getCurrentLocation(), mapperNameStr.str(), varVal, mlirType,
+ converter.getCurrentLocation(), mapperNameStr, varVal, mlirType,
clauseOps.mapVars);
converter.getMLIRSymbolTable()->insert(declMapperOp.getOperation());
firOpBuilder.restoreInsertionPoint(insPt);
>From 17ce48e279064d728c55140cd6ed77dbd431ce70 Mon Sep 17 00:00:00 2001
From: Akash Banerjee <Akash.Banerjee at amd.com>
Date: Thu, 28 Nov 2024 21:17:40 +0000
Subject: [PATCH 4/4] Add lowering changes for declMapperOp's region.
---
flang/lib/Lower/OpenMP/OpenMP.cpp | 49 ++++++--
.../Optimizer/OpenMP/MapInfoFinalization.cpp | 4 +-
.../Lower/OpenMP/Todo/omp-declare-mapper.f90 | 47 --------
flang/test/Lower/OpenMP/declare-mapper.f90 | 105 ++++++++++++++----
4 files changed, 123 insertions(+), 82 deletions(-)
delete mode 100644 flang/test/Lower/OpenMP/Todo/omp-declare-mapper.f90
diff --git a/flang/lib/Lower/OpenMP/OpenMP.cpp b/flang/lib/Lower/OpenMP/OpenMP.cpp
index 9986ceb7384c0e..b3774ca5309dd6 100644
--- a/flang/lib/Lower/OpenMP/OpenMP.cpp
+++ b/flang/lib/Lower/OpenMP/OpenMP.cpp
@@ -2701,6 +2701,7 @@ static void
genOMP(lower::AbstractConverter &converter, lower::SymMap &symTable,
semantics::SemanticsContext &semaCtx, lower::pft::Evaluation &eval,
const parser::OpenMPDeclareMapperConstruct &declareMapperConstruct) {
+ mlir::Location loc = converter.genLocation(declareMapperConstruct.source);
fir::FirOpBuilder &firOpBuilder = converter.getFirOpBuilder();
lower::StatementContext stmtCtx;
const auto &spec =
@@ -2718,24 +2719,50 @@ genOMP(lower::AbstractConverter &converter, lower::SymMap &symTable,
else
mapperNameStr =
"default_" + varType.declTypeSpec->derivedTypeSpec().name().ToString();
+ auto mlirType = converter.genType(varType.declTypeSpec->derivedTypeSpec());
+ auto declMapperOp = firOpBuilder.create<mlir::omp::DeclareMapperOp>(
+ loc, mapperNameStr, mlirType);
+ auto ®ion = declMapperOp.getRegion();
+ // Save insert point just after the DeclMapperOp.
mlir::OpBuilder::InsertPoint insPt = firOpBuilder.saveInsertionPoint();
- firOpBuilder.setInsertionPointToStart(converter.getModuleOp().getBody());
- auto mlirType = converter.genType(varType.declTypeSpec->derivedTypeSpec());
- auto varVal = firOpBuilder.createTemporaryAlloc(
- converter.getCurrentLocation(), mlirType, varName.ToString());
- symTable.addSymbol(*varName.symbol, varVal);
+ firOpBuilder.createBlock(®ion);
+ auto varVal =
+ firOpBuilder.createTemporaryAlloc(loc, mlirType, varName.ToString());
+ converter.bindSymbol(*varName.symbol, varVal);
- mlir::omp::DeclareMapperOperands clauseOps;
+ // Insert dummy instruction to remember the insertion position. The
+ // marker will be deleted by clean up passes since there are no uses.
+ // Remembering the position for further insertion is important since
+ // there are hlfir.declares inserted above while setting block arguments
+ // and new code from the body should be inserted after that.
+ mlir::Value undefMarker =
+ firOpBuilder.create<fir::UndefOp>(loc, firOpBuilder.getIndexType());
+
+ // Create blocks for unstructured regions. This has to be done since
+ // blocks are initially allocated with the function as the parent region.
+ if (eval.lowerAsUnstructured()) {
+ lower::createEmptyRegionBlocks<mlir::omp::TerminatorOp, mlir::omp::YieldOp>(
+ firOpBuilder, eval.getNestedEvaluations());
+ }
+
+ firOpBuilder.create<mlir::omp::TerminatorOp>(loc);
+
+ // Set the insertion point after the marker.
+ firOpBuilder.setInsertionPointAfter(undefMarker.getDefiningOp());
+ genNestedEvaluations(converter, eval);
+
+ // Populate the declareMapper region with the map information.
+ mlir::omp::DeclareMapperInfoOperands clauseOps;
const auto *clauseList{
parser::Unwrap<parser::OmpClauseList>(declareMapperConstruct.t)};
List<Clause> clauses = makeClauses(*clauseList, semaCtx);
ClauseProcessor cp(converter, semaCtx, clauses);
- cp.processMap(converter.getCurrentLocation(), stmtCtx, clauseOps);
- auto declMapperOp = firOpBuilder.create<mlir::omp::DeclareMapperOp>(
- converter.getCurrentLocation(), mapperNameStr, varVal, mlirType,
- clauseOps.mapVars);
- converter.getMLIRSymbolTable()->insert(declMapperOp.getOperation());
+ cp.processMap(loc, stmtCtx, clauseOps);
+
+ firOpBuilder.create<mlir::omp::DeclareMapperInfoOp>(loc, clauseOps.mapVars);
+
+ // Restore the insert point to just after the DeclareMapperOp.
firOpBuilder.restoreInsertionPoint(insPt);
}
diff --git a/flang/lib/Optimizer/OpenMP/MapInfoFinalization.cpp b/flang/lib/Optimizer/OpenMP/MapInfoFinalization.cpp
index 01ffb40daa4aa2..1f224ffa6f0129 100644
--- a/flang/lib/Optimizer/OpenMP/MapInfoFinalization.cpp
+++ b/flang/lib/Optimizer/OpenMP/MapInfoFinalization.cpp
@@ -447,8 +447,8 @@ class MapInfoFinalizationPass
for (auto *user : mapOp->getUsers()) {
if (llvm::isa<mlir::omp::TargetOp, mlir::omp::TargetDataOp,
mlir::omp::TargetUpdateOp, mlir::omp::TargetExitDataOp,
- mlir::omp::TargetEnterDataOp, mlir::omp::DeclareMapperOp>(
- user))
+ mlir::omp::TargetEnterDataOp,
+ mlir::omp::DeclareMapperInfoOp>(user))
return user;
if (auto mapUser = llvm::dyn_cast<mlir::omp::MapInfoOp>(user))
diff --git a/flang/test/Lower/OpenMP/Todo/omp-declare-mapper.f90 b/flang/test/Lower/OpenMP/Todo/omp-declare-mapper.f90
deleted file mode 100644
index 13a4da5849f8c0..00000000000000
--- a/flang/test/Lower/OpenMP/Todo/omp-declare-mapper.f90
+++ /dev/null
@@ -1,47 +0,0 @@
-! This test checks lowering of OpenMP declare mapper Directive.
-
-! RUN: split-file %s %t
-! RUN: not %flang_fc1 -emit-fir -fopenmp -fopenmp-version=50 %t/omp-declare-mapper-1.f90 2>&1 | FileCheck %t/omp-declare-mapper-1.f90
-! RUN not %flang_fc1 -emit-fir -fopenmp -fopenmp-version=50 %t/omp-declare-mapper-2.f90 2>&1 | FileCheck %t/omp-declare-mapper-2.f90
-
-!--- omp-declare-mapper-1.f90
-subroutine declare_mapper_1
- integer,parameter :: nvals = 250
- type my_type
- integer :: num_vals
- integer, allocatable :: values(:)
- end type
-
- type my_type2
- type (my_type) :: my_type_var
- type (my_type) :: temp
- real,dimension(nvals) :: unmapped
- real,dimension(nvals) :: arr
- end type
- type (my_type2) :: t
- real :: x, y(nvals)
- !$omp declare mapper (my_type :: var) map (var, var%values (1:var%num_vals))
-!CHECK: not yet implemented: lowering symbol to HLFIR
-end subroutine declare_mapper_1
-
-
-!--- omp-declare-mapper-2.f90
-subroutine declare_mapper_2
- integer,parameter :: nvals = 250
- type my_type
- integer :: num_vals
- integer, allocatable :: values(:)
- end type
-
- type my_type2
- type (my_type) :: my_type_var
- type (my_type) :: temp
- real,dimension(nvals) :: unmapped
- real,dimension(nvals) :: arr
- end type
- type (my_type2) :: t
- real :: x, y(nvals)
- !$omp declare mapper (my_mapper : my_type2 :: v) map (v%arr, x, y(:)) &
- !$omp& map (alloc : v%temp)
-!CHECK: not yet implemented: lowering symbol to HLFIR
-end subroutine declare_mapper_2
diff --git a/flang/test/Lower/OpenMP/declare-mapper.f90 b/flang/test/Lower/OpenMP/declare-mapper.f90
index eed40d2e4cdce5..e29cb93cf924dc 100644
--- a/flang/test/Lower/OpenMP/declare-mapper.f90
+++ b/flang/test/Lower/OpenMP/declare-mapper.f90
@@ -1,31 +1,92 @@
! This test checks lowering of OpenMP declare mapper Directive.
! RUN: split-file %s %t
-! RUN: %flang_fc1 -emit-hlfir -fopenmp -fopenmp-version=50 %t/declare-mapper-1.f90 -o - | FileCheck %t/declare-mapper-1.f90
-! RUN %flang_fc1 -emit-hlfir -fopenmp -fopenmp-version=50 %t/declare-mapper-2.f90 -o - | FileCheck %t/declare-mapper-2.f90
+! RUN: %flang_fc1 -emit-hlfir -fopenmp -fopenmp-version=50 %t/omp-declare-mapper-1.f90 -o - | FileCheck %t/omp-declare-mapper-1.f90
+! RUN %flang_fc1 -emit-hlfir -fopenmp -fopenmp-version=50 %t/omp-declare-mapper-2.f90 -o - | FileCheck %t/omp-declare-mapper-2.f90
-!--- declare-mapper-1.f90
-subroutine mapper
- implicit none
+!--- omp-declare-mapper-1.f90
+subroutine declare_mapper_1
+ integer, parameter :: nvals = 250
type my_type
- integer, pointer :: my_buffer
- integer :: my_buffer_size
+ integer :: num_vals
+ integer, allocatable :: values(:)
end type
- !CHECK: %[[MY_VAR:.*]] = fir.alloca ![[VAR_TYPE:.*]] {bindc_name = "my_var"}
- !CHECK: %[[MAP_INFO:.*]] = omp.map.info var_ptr(%[[MY_VAR]] : !fir.ref<![[VAR_TYPE]]>, ![[VAR_TYPE]]) map_clauses(tofrom) capture(ByRef) -> !fir.ref<![[VAR_TYPE]]> {name = "my_var"}
- !CHECK: omp.declare_mapper @my_mapper : %[[MY_VAR]] : !fir.ref<![[VAR_TYPE]]> : ![[VAR_TYPE]] map_entries(%[[MAP_INFO]] : !fir.ref<![[VAR_TYPE]]>)
- !$omp DECLARE MAPPER(my_mapper : my_type :: my_var) map(tofrom : my_var)
-end subroutine
-!--- declare-mapper-2.f90
-subroutine mapper_default
- implicit none
+ type my_type2
+ type(my_type) :: my_type_var
+ type(my_type) :: temp
+ real, dimension(nvals) :: unmapped
+ real, dimension(nvals) :: arr
+ end type
+ type(my_type2) :: t
+ real :: x, y(nvals)
+ !CHECK: omp.declare_mapper @default_my_type : ![[VAR_TYPE:.*]] {
+ !CHECK: %[[VAL_5:.*]] = fir.alloca ![[VAR_TYPE]] {bindc_name = "var"}
+ !CHECK: %[[VAL_6:.*]]:2 = hlfir.declare %[[VAL_5]] {uniq_name = "_QFdeclare_mapper_1Evar"} : (!fir.ref<![[VAR_TYPE]]>) -> (!fir.ref<![[VAR_TYPE]]>, !fir.ref<![[VAR_TYPE]]>)
+ !CHECK: %[[VAL_7:.*]] = hlfir.designate %[[VAL_6]]#0{{.*}} : (!fir.ref<![[VAR_TYPE]]>) -> !fir.ref<!fir.box<!fir.heap<!fir.array<?xi32>>>>
+ !CHECK: %[[VAL_8:.*]] = fir.load %[[VAL_7]] : !fir.ref<!fir.box<!fir.heap<!fir.array<?xi32>>>>
+ !CHECK: %[[VAL_9:.*]] = arith.constant 0 : index
+ !CHECK: %[[VAL_10:.*]]:3 = fir.box_dims %[[VAL_8]], %[[VAL_9]] : (!fir.box<!fir.heap<!fir.array<?xi32>>>, index) -> (index, index, index)
+ !CHECK: %[[VAL_11:.*]] = arith.constant 1 : index
+ !CHECK: %[[VAL_12:.*]] = arith.constant 1 : index
+ !CHECK: %[[VAL_13:.*]] = arith.subi %[[VAL_12]], %[[VAL_10]]#0 : index
+ !CHECK: %[[VAL_14:.*]] = hlfir.designate %[[VAL_6]]#0{"num_vals"} : (!fir.ref<![[VAR_TYPE]]>) -> !fir.ref<i32>
+ !CHECK: %[[VAL_15:.*]] = fir.load %[[VAL_14]] : !fir.ref<i32>
+ !CHECK: %[[VAL_16:.*]] = fir.convert %[[VAL_15]] : (i32) -> i64
+ !CHECK: %[[VAL_17:.*]] = fir.convert %[[VAL_16]] : (i64) -> index
+ !CHECK: %[[VAL_18:.*]] = arith.subi %[[VAL_17]], %[[VAL_10]]#0 : index
+ !CHECK: %[[VAL_19:.*]] = omp.map.bounds lower_bound(%[[VAL_13]] : index) upper_bound(%[[VAL_18]] : index) extent(%[[VAL_10]]#1 : index) stride(%[[VAL_11]] : index) start_idx(%[[VAL_10]]#0 : index)
+ !CHECK: %[[VAL_20:.*]] = arith.constant 1 : index
+ !CHECK: %[[VAL_21:.*]] = fir.coordinate_of %[[VAL_6]]#0, %[[VAL_20]] : (!fir.ref<![[VAR_TYPE]]>, index) -> !fir.ref<!fir.box<!fir.heap<!fir.array<?xi32>>>>
+ !CHECK: %[[VAL_22:.*]] = fir.box_offset %[[VAL_21]] base_addr : (!fir.ref<!fir.box<!fir.heap<!fir.array<?xi32>>>>) -> !fir.llvm_ptr<!fir.ref<!fir.array<?xi32>>>
+ !CHECK: %[[VAL_23:.*]] = omp.map.info var_ptr(%[[VAL_21]] : !fir.ref<!fir.box<!fir.heap<!fir.array<?xi32>>>>, !fir.array<?xi32>) var_ptr_ptr(%[[VAL_22]] : !fir.llvm_ptr<!fir.ref<!fir.array<?xi32>>>) map_clauses(tofrom) capture(ByRef) bounds(%[[VAL_19]]) -> !fir.llvm_ptr<!fir.ref<!fir.array<?xi32>>> {name = ""}
+ !CHECK: %[[VAL_24:.*]] = omp.map.info var_ptr(%[[VAL_21]] : !fir.ref<!fir.box<!fir.heap<!fir.array<?xi32>>>>, !fir.box<!fir.heap<!fir.array<?xi32>>>) map_clauses(to) capture(ByRef) -> !fir.ref<!fir.box<!fir.heap<!fir.array<?xi32>>>> {name = "var%[[VAL_25:.*]](1:var%[[VAL_26:.*]])"}
+ !CHECK: %[[VAL_27:.*]] = omp.map.info var_ptr(%[[VAL_6]]#1 : !fir.ref<![[VAR_TYPE]]>, ![[VAR_TYPE]]) map_clauses(tofrom) capture(ByRef) members(%[[VAL_24]], %[[VAL_23]] : [1], [1, 0] : !fir.ref<!fir.box<!fir.heap<!fir.array<?xi32>>>>, !fir.llvm_ptr<!fir.ref<!fir.array<?xi32>>>) -> !fir.ref<![[VAR_TYPE]]> {name = "var"}
+ !CHECK: omp.declare_mapper_info map_entries(%[[VAL_27]], %[[VAL_24]], %[[VAL_23]] : !fir.ref<![[VAR_TYPE]]>, !fir.ref<!fir.box<!fir.heap<!fir.array<?xi32>>>>, !fir.llvm_ptr<!fir.ref<!fir.array<?xi32>>>)
+ !CHECK: omp.terminator
+ !CHECK: }
+ !$omp declare mapper (my_type :: var) map (var, var%values (1:var%num_vals))
+end subroutine declare_mapper_1
+
+!--- omp-declare-mapper-2.f90
+subroutine declare_mapper_2
+ integer, parameter :: nvals = 250
type my_type
- integer, pointer :: my_buffer
- integer :: my_buffer_size
+ integer :: num_vals
+ integer, allocatable :: values(:)
+ end type
+
+ type my_type2
+ type(my_type) :: my_type_var
+ type(my_type) :: temp
+ real, dimension(nvals) :: unmapped
+ real, dimension(nvals) :: arr
end type
- !CHECK: %[[MY_VAR:.*]] = fir.alloca ![[VAR_TYPE:.*]] {bindc_name = "my_var"}
- !CHECK: %[[MAP_INFO:.*]] = omp.map.info var_ptr(%[[MY_VAR]] : !fir.ref<![[VAR_TYPE]]>, ![[VAR_TYPE]]) map_clauses(tofrom) capture(ByRef) -> !fir.ref<![[VAR_TYPE]]> {name = "my_var"}
- !CHECK: omp.declare_mapper @default_my_type : %[[MY_VAR]] : !fir.ref<![[VAR_TYPE]]> : ![[VAR_TYPE]] map_entries(%[[MAP_INFO]] : !fir.ref<![[VAR_TYPE]]>)
- !$omp DECLARE MAPPER(my_type :: my_var) map(tofrom : my_var)
-end subroutine
+ type(my_type2) :: t
+ real :: x, y(nvals)
+ !CHECK: omp.declare_mapper @my_mapper : ![[VAR_TYPE:.*]] {
+ !CHECK: %[[VAL_0:.*]] = fir.alloca ![[VAR_TYPE]] {bindc_name = "v"}
+ !CHECK: %[[VAL_1:.*]]:2 = hlfir.declare %[[VAL_0]] {uniq_name = "_QFdeclare_mapper_2Ev"} : (!fir.ref<![[VAR_TYPE]]>) -> (!fir.ref<![[VAR_TYPE]]>, !fir.ref<![[VAR_TYPE]]>)
+ !CHECK: %[[VAL_2:.*]] = arith.constant 250 : index
+ !CHECK: %[[VAL_3:.*]] = fir.shape %[[VAL_2]] : (index) -> !fir.shape<1>
+ !CHECK: %[[VAL_4:.*]] = hlfir.designate %[[VAL_1]]#0{"arr"} shape %[[VAL_3]] : (!fir.ref<![[VAR_TYPE]]>, !fir.shape<1>) -> !fir.ref<!fir.array<250xf32>>
+ !CHECK: %[[VAL_5:.*]] = arith.constant 1 : index
+ !CHECK: %[[VAL_6:.*]] = arith.constant 0 : index
+ !CHECK: %[[VAL_7:.*]] = arith.subi %[[VAL_2]], %[[VAL_5]] : index
+ !CHECK: %[[VAL_8:.*]] = omp.map.bounds lower_bound(%[[VAL_6]] : index) upper_bound(%[[VAL_7]] : index) extent(%[[VAL_2]] : index) stride(%[[VAL_5]] : index) start_idx(%[[VAL_5]] : index)
+ !CHECK: %[[VAL_9:.*]] = omp.map.info var_ptr(%[[VAL_4]] : !fir.ref<!fir.array<250xf32>>, !fir.array<250xf32>) map_clauses(tofrom) capture(ByRef) bounds(%[[VAL_8]]) -> !fir.ref<!fir.array<250xf32>> {name = "v%[[VAL_10:.*]]"}
+ !CHECK: %[[VAL_11:.*]] = omp.map.info var_ptr(%[[VAL_12:.*]]#1 : !fir.ref<f32>, f32) map_clauses(tofrom) capture(ByRef) -> !fir.ref<f32> {name = "x"}
+ !CHECK: %[[VAL_13:.*]] = arith.constant 0 : index
+ !CHECK: %[[VAL_14:.*]] = arith.constant 1 : index
+ !CHECK: %[[VAL_15:.*]] = arith.subi %[[VAL_16:.*]], %[[VAL_14]] : index
+ !CHECK: %[[VAL_17:.*]] = omp.map.bounds lower_bound(%[[VAL_13]] : index) upper_bound(%[[VAL_15]] : index) extent(%[[VAL_16]] : index) stride(%[[VAL_14]] : index) start_idx(%[[VAL_14]] : index)
+ !CHECK: %[[VAL_18:.*]] = omp.map.info var_ptr(%[[VAL_19:.*]]#1 : !fir.ref<!fir.array<250xf32>>, !fir.array<250xf32>) map_clauses(tofrom) capture(ByRef) bounds(%[[VAL_17]]) -> !fir.ref<!fir.array<250xf32>> {name = "y(:)"}
+ !CHECK: %[[VAL_20:.*]] = hlfir.designate %[[VAL_1]]#0{"temp"} : (!fir.ref<![[VAR_TYPE]]>) -> !fir.ref<!fir.type<_QFdeclare_mapper_2Tmy_type{num_vals:i32,values:!fir.box<!fir.heap<!fir.array<?xi32>>>}>>
+ !CHECK: %[[VAL_21:.*]] = omp.map.info var_ptr(%[[VAL_20]] : !fir.ref<!fir.type<_QFdeclare_mapper_2Tmy_type{num_vals:i32,values:!fir.box<!fir.heap<!fir.array<?xi32>>>}>>, !fir.type<_QFdeclare_mapper_2Tmy_type{num_vals:i32,values:!fir.box<!fir.heap<!fir.array<?xi32>>>}>) map_clauses(exit_release_or_enter_alloc) capture(ByRef) -> !fir.ref<!fir.type<_QFdeclare_mapper_2Tmy_type{num_vals:i32,values:!fir.box<!fir.heap<!fir.array<?xi32>>>}>> {name = "v%[[VAL_22:.*]]"}
+ !CHECK: %[[VAL_23:.*]] = omp.map.info var_ptr(%[[VAL_1]]#1 : !fir.ref<![[VAR_TYPE]]>, ![[VAR_TYPE]]) map_clauses(tofrom) capture(ByRef) members(%[[VAL_9]], %[[VAL_21]] : [3], [1] : !fir.ref<!fir.array<250xf32>>, !fir.ref<!fir.type<_QFdeclare_mapper_2Tmy_type{num_vals:i32,values:!fir.box<!fir.heap<!fir.array<?xi32>>>}>>) -> !fir.ref<![[VAR_TYPE]]> {name = "v", partial_map = true}
+ !CHECK: omp.declare_mapper_info map_entries(%[[VAL_11]], %[[VAL_18]], %[[VAL_23]], %[[VAL_9]], %[[VAL_21]] : !fir.ref<f32>, !fir.ref<!fir.array<250xf32>>, !fir.ref<![[VAR_TYPE]]>, !fir.ref<!fir.array<250xf32>>, !fir.ref<!fir.type<_QFdeclare_mapper_2Tmy_type{num_vals:i32,values:!fir.box<!fir.heap<!fir.array<?xi32>>>}>>)
+ !CHECK: omp.terminator
+ !CHECK: }
+ !$omp declare mapper (my_mapper : my_type2 :: v) map (v%arr, x, y(:)) &
+ !$omp& map (alloc : v%temp)
+end subroutine declare_mapper_2
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