[flang-commits] [flang] be054fe - [Flang][OpenACC][OpenMP] Always add extent to acc/omp.BoundsOp (#73790)

via flang-commits flang-commits at lists.llvm.org
Mon Dec 4 05:49:26 PST 2023


Author: agozillon
Date: 2023-12-04T14:49:22+01:00
New Revision: be054fe49513642483ace02da836f76e6cbc8f10

URL: https://github.com/llvm/llvm-project/commit/be054fe49513642483ace02da836f76e6cbc8f10
DIFF: https://github.com/llvm/llvm-project/commit/be054fe49513642483ace02da836f76e6cbc8f10.diff

LOG: [Flang][OpenACC][OpenMP] Always add extent to acc/omp.BoundsOp (#73790)

This patch changes the bounds generation code shared between OpenMP and OpenACC to always attach an extent to the bounds generation. This is
currently required for OpenMP descriptor lowering but may not
necessarily be required in the case of OpenACC.

Added: 
    

Modified: 
    flang/lib/Lower/DirectivesCommon.h
    flang/test/Lower/OpenACC/acc-bounds.f90
    flang/test/Lower/OpenACC/acc-data-operands.f90
    flang/test/Lower/OpenACC/acc-enter-data.f90
    flang/test/Lower/OpenACC/acc-private.f90
    flang/test/Lower/OpenACC/acc-reduction.f90
    flang/test/Lower/OpenMP/FIR/array-bounds.f90
    flang/test/Lower/OpenMP/array-bounds.f90

Removed: 
    


################################################################################
diff  --git a/flang/lib/Lower/DirectivesCommon.h b/flang/lib/Lower/DirectivesCommon.h
index 58b8ea23450eb..88a8916663df7 100644
--- a/flang/lib/Lower/DirectivesCommon.h
+++ b/flang/lib/Lower/DirectivesCommon.h
@@ -651,7 +651,7 @@ genBoundsOpsFromBox(fir::FirOpBuilder &builder, mlir::Location loc,
     if (dim == 0) // First stride is the element size.
       byteStride = dimInfo.getByteStride();
     mlir::Value bound = builder.create<BoundsOp>(
-        loc, boundTy, lb, ub, mlir::Value(), byteStride, true, baseLb);
+        loc, boundTy, lb, ub, dimInfo.getExtent(), byteStride, true, baseLb);
     // Compute the stride for the next dimension.
     byteStride = builder.create<mlir::arith::MulIOp>(loc, byteStride,
                                                      dimInfo.getExtent());
@@ -815,9 +815,21 @@ genBoundsOps(fir::FirOpBuilder &builder, mlir::Location loc,
             }
           }
         }
+
+        extent = fir::factory::readExtent(builder, loc, dataExv, dimension);
+        if (mlir::isa<fir::UndefOp>(extent.getDefiningOp())) {
+          extent = zero;
+          if (ubound && lbound) {
+            mlir::Value 
diff  =
+                builder.create<mlir::arith::SubIOp>(loc, ubound, lbound);
+            extent = builder.create<mlir::arith::AddIOp>(loc, 
diff , one);
+          }
+          if (!ubound)
+            ubound = lbound;
+        }
+
         if (!ubound) {
           // ub = extent - 1
-          extent = fir::factory::readExtent(builder, loc, dataExv, dimension);
           ubound = builder.create<mlir::arith::SubIOp>(loc, extent, one);
         }
       }

diff  --git a/flang/test/Lower/OpenACC/acc-bounds.f90 b/flang/test/Lower/OpenACC/acc-bounds.f90
index b1ef869d726ae..8db18ab5aa9c4 100644
--- a/flang/test/Lower/OpenACC/acc-bounds.f90
+++ b/flang/test/Lower/OpenACC/acc-bounds.f90
@@ -31,7 +31,7 @@ subroutine acc_derived_type_component_pointer_array()
 ! CHECK: %[[C1:.*]] = arith.constant 1 : index
 ! CHECK: %[[BOX_DIMS1:.*]]:3 = fir.box_dims %[[LOAD]], %c0{{.*}} : (!fir.box<!fir.ptr<!fir.array<?xi32>>>, index) -> (index, index, index)
 ! CHECK: %[[UB:.*]] = arith.subi %[[BOX_DIMS1]]#1, %[[C1]] : index
-! CHECK: %[[BOUND:.*]] = acc.bounds lowerbound(%c0{{.*}} : index) upperbound(%[[UB]] : index) stride(%[[BOX_DIMS1]]#2 : index) startIdx(%[[BOX_DIMS0]]#0 : index) {strideInBytes = true}
+! CHECK: %[[BOUND:.*]] = acc.bounds lowerbound(%c0{{.*}} : index) upperbound(%[[UB]] : index) extent(%[[BOX_DIMS1]]#1 : index) stride(%[[BOX_DIMS1]]#2 : index) startIdx(%[[BOX_DIMS0]]#0 : index) {strideInBytes = true}
 ! CHECK: %[[BOX_ADDR:.*]] = fir.box_addr %[[LOAD]] : (!fir.box<!fir.ptr<!fir.array<?xi32>>>) -> !fir.ptr<!fir.array<?xi32>>
 ! CHECK: %[[CREATE:.*]] = acc.create varPtr(%[[BOX_ADDR]] : !fir.ptr<!fir.array<?xi32>>) bounds(%[[BOUND]]) -> !fir.ptr<!fir.array<?xi32>> {name = "d%array_comp", structured = false}
 ! CHECK: acc.enter_data dataOperands(%[[CREATE]] : !fir.ptr<!fir.array<?xi32>>)
@@ -72,7 +72,7 @@ subroutine acc_derived_type_component_allocatable_array()
 ! CHECK: %[[C1:.*]] = arith.constant 1 : index
 ! CHECK: %[[BOX_DIMS1:.*]]:3 = fir.box_dims %[[LOAD]], %c0{{.*}} : (!fir.box<!fir.heap<!fir.array<?xi32>>>, index) -> (index, index, index)
 ! CHECK: %[[UB:.*]] = arith.subi %[[BOX_DIMS1]]#1, %[[C1]] : index
-! CHECK: %[[BOUND:.*]] = acc.bounds lowerbound(%c0{{.*}} : index) upperbound(%[[UB]] : index) stride(%[[BOX_DIMS1]]#2 : index) startIdx(%[[BOX_DIMS0]]#0 : index) {strideInBytes = true}
+! CHECK: %[[BOUND:.*]] = acc.bounds lowerbound(%c0{{.*}} : index) upperbound(%[[UB]] : index) extent(%[[BOX_DIMS1]]#1 : index) stride(%[[BOX_DIMS1]]#2 : index) startIdx(%[[BOX_DIMS0]]#0 : index) {strideInBytes = true}
 ! CHECK: %[[BOX_ADDR:.*]] = fir.box_addr %[[LOAD]] : (!fir.box<!fir.heap<!fir.array<?xi32>>>) -> !fir.heap<!fir.array<?xi32>>
 ! CHECK: %[[CREATE:.*]] = acc.create varPtr(%[[BOX_ADDR]] : !fir.heap<!fir.array<?xi32>>) bounds(%[[BOUND]]) -> !fir.heap<!fir.array<?xi32>> {name = "d%array_comp", structured = false}
 ! CHECK: acc.enter_data dataOperands(%[[CREATE]] : !fir.heap<!fir.array<?xi32>>)
@@ -105,13 +105,13 @@ subroutine acc_multi_strides(a)
 ! CHECK-SAME: %[[ARG0:.*]]: !fir.box<!fir.array<?x?x?xf32>> {fir.bindc_name = "a"})
 ! CHECK: %[[DECL_ARG0:.*]]:2 = hlfir.declare %[[ARG0]] {uniq_name = "_QMopenacc_boundsFacc_multi_stridesEa"} : (!fir.box<!fir.array<?x?x?xf32>>) -> (!fir.box<!fir.array<?x?x?xf32>>, !fir.box<!fir.array<?x?x?xf32>>)
 ! CHECK: %[[BOX_DIMS0:.*]]:3 = fir.box_dims %[[DECL_ARG0]]#1, %c0{{.*}} : (!fir.box<!fir.array<?x?x?xf32>>, index) -> (index, index, index)
-! CHECK: %[[BOUNDS0:.*]] = acc.bounds lowerbound(%{{.*}} : index) upperbound(%{{.*}} : index) stride(%[[BOX_DIMS0]]#2 : index) startIdx(%{{.*}} : index) {strideInBytes = true}
+! CHECK: %[[BOUNDS0:.*]] = acc.bounds lowerbound(%{{.*}} : index) upperbound(%{{.*}} : index) extent(%[[BOX_DIMS0]]#1 : index) stride(%[[BOX_DIMS0]]#2 : index) startIdx(%{{.*}} : index) {strideInBytes = true}
 ! CHECK: %[[STRIDE1:.*]] = arith.muli %[[BOX_DIMS0]]#2, %[[BOX_DIMS0]]#1 : index
 ! CHECK: %[[BOX_DIMS1:.*]]:3 = fir.box_dims %[[DECL_ARG0]]#1, %c1{{.*}} : (!fir.box<!fir.array<?x?x?xf32>>, index) -> (index, index, index)
-! CHECK: %[[BOUNDS1:.*]] = acc.bounds lowerbound(%{{.*}} : index) upperbound(%{{.*}} : index) stride(%[[STRIDE1]] : index) startIdx(%{{.*}} : index) {strideInBytes = true}
+! CHECK: %[[BOUNDS1:.*]] = acc.bounds lowerbound(%{{.*}} : index) upperbound(%{{.*}} : index) extent(%[[BOX_DIMS1]]#1 : index) stride(%[[STRIDE1]] : index) startIdx(%{{.*}} : index) {strideInBytes = true}
 ! CHECK: %[[STRIDE2:.*]] = arith.muli %[[STRIDE1]], %[[BOX_DIMS1]]#1 : index
 ! CHECK: %[[BOX_DIMS2:.*]]:3 = fir.box_dims %[[DECL_ARG0]]#1, %c2{{.*}} : (!fir.box<!fir.array<?x?x?xf32>>, index) -> (index, index, index)
-! CHECK: %[[BOUNDS2:.*]] = acc.bounds lowerbound(%{{.*}} : index) upperbound(%{{.*}} : index) stride(%[[STRIDE2]] : index) startIdx(%{{.*}} : index) {strideInBytes = true}
+! CHECK: %[[BOUNDS2:.*]] = acc.bounds lowerbound(%{{.*}} : index) upperbound(%{{.*}} : index) extent(%[[BOX_DIMS2]]#1 : index) stride(%[[STRIDE2]] : index) startIdx(%{{.*}} : index) {strideInBytes = true}
 ! CHECK: %[[BOX_ADDR:.*]] = fir.box_addr %[[DECL_ARG0]]#1 : (!fir.box<!fir.array<?x?x?xf32>>) -> !fir.ref<!fir.array<?x?x?xf32>>
 ! CHECK: %[[PRESENT:.*]] = acc.present varPtr(%[[BOX_ADDR]] : !fir.ref<!fir.array<?x?x?xf32>>) bounds(%29, %33, %37) -> !fir.ref<!fir.array<?x?x?xf32>> {name = "a"}
 ! CHECK: acc.kernels dataOperands(%[[PRESENT]] : !fir.ref<!fir.array<?x?x?xf32>>) {

diff  --git a/flang/test/Lower/OpenACC/acc-data-operands.f90 b/flang/test/Lower/OpenACC/acc-data-operands.f90
index 047155425eeec..8177aeb888ab3 100644
--- a/flang/test/Lower/OpenACC/acc-data-operands.f90
+++ b/flang/test/Lower/OpenACC/acc-data-operands.f90
@@ -19,17 +19,18 @@ subroutine acc_operand_array_section()
 end subroutine
 
 ! CHECK-LABEL: func.func @_QMacc_data_operandPacc_operand_array_section
+! CHECK: %[[EXT:.*]] = arith.constant 100 : index
 ! CHECK: %[[ARR:.*]] = fir.alloca !fir.array<100xf32>
 ! CHECK: %[[DECL:.*]]:2 = hlfir.declare %[[ARR]]
 ! CHECK: %[[ONE:.*]] = arith.constant 1 : index
 ! CHECK: %[[LB:.*]] = arith.constant 0 : index
 ! CHECK: %[[UB:.*]] = arith.constant 49 : index
-! CHECK: %[[BOUND_1_50:.*]] = acc.bounds lowerbound(%[[LB]] : index) upperbound(%[[UB]] : index) stride(%[[ONE]] : index) startIdx(%[[ONE]] : index)
+! CHECK: %[[BOUND_1_50:.*]] = acc.bounds lowerbound(%[[LB]] : index) upperbound(%[[UB]] : index) extent(%[[EXT]] : index) stride(%[[ONE]] : index) startIdx(%[[ONE]] : index)
 ! CHECK: %[[COPYIN:.*]] = acc.copyin varPtr(%[[DECL]]#1 : !fir.ref<!fir.array<100xf32>>) bounds(%[[BOUND_1_50]]) -> !fir.ref<!fir.array<100xf32>> {name = "a(1:50)"}
 ! CHECK: %[[ONE:.*]] = arith.constant 1 : index
 ! CHECK: %[[LB:.*]] = arith.constant 50 : index
 ! CHECK: %[[UB:.*]] = arith.constant 99 : index
-! CHECK: %[[BOUND_51_100:.*]] = acc.bounds lowerbound(%[[LB]] : index) upperbound(%[[UB]] : index) stride(%[[ONE]] : index) startIdx(%[[ONE]] : index)
+! CHECK: %[[BOUND_51_100:.*]] = acc.bounds lowerbound(%[[LB]] : index) upperbound(%[[UB]] : index) extent(%[[EXT]] : index) stride(%[[ONE]] : index) startIdx(%[[ONE]] : index)
 ! CHECK: %[[COPYOUT_CREATE:.*]] = acc.create varPtr(%[[DECL]]#1 : !fir.ref<!fir.array<100xf32>>) bounds(%[[BOUND_51_100]]) -> !fir.ref<!fir.array<100xf32>> {dataClause = #acc<data_clause acc_copyout>, name = "a(51:100)"}
 ! CHECK: acc.data dataOperands(%[[COPYIN]], %[[COPYOUT_CREATE]] : !fir.ref<!fir.array<100xf32>>, !fir.ref<!fir.array<100xf32>>) {
 ! CHECK:   acc.terminator
@@ -48,11 +49,12 @@ subroutine acc_operand_array_section_component()
 ! CHECK-LABEL: func.func @_QMacc_data_operandPacc_operand_array_section_component() {
 ! CHECK: %[[W:.*]] = fir.alloca !fir.type<_QMacc_data_operandTwrapper{data:!fir.array<100xf32>}> {bindc_name = "w", uniq_name = "_QMacc_data_operandFacc_operand_array_section_componentEw"}
 ! CHECK: %[[DECLW:.*]]:2 = hlfir.declare %[[W]]
+! CHECK: %[[EXT:.*]] = arith.constant 100 : index
 ! CHECK: %[[COORD_DATA:.*]] = hlfir.designate %[[DECLW]]#0{"data"}   shape %{{.*}} : (!fir.ref<!fir.type<_QMacc_data_operandTwrapper{data:!fir.array<100xf32>}>>, !fir.shape<1>) -> !fir.ref<!fir.array<100xf32>>
 ! CHECK: %[[ONE:.*]] = arith.constant 1 : index
 ! CHECK: %[[LB:.*]] = arith.constant 0 : index
 ! CHECK: %[[UB:.*]] = arith.constant 19 : index
-! CHECK: %[[BOUND:.*]] = acc.bounds lowerbound(%[[LB]] : index) upperbound(%[[UB]] : index) stride(%[[ONE]] : index) startIdx(%[[ONE]] : index)
+! CHECK: %[[BOUND:.*]] = acc.bounds lowerbound(%[[LB]] : index) upperbound(%[[UB]] : index) extent(%[[EXT]] : index) stride(%[[ONE]] : index) startIdx(%[[ONE]] : index)
 ! CHECK: %[[COPY_COPYIN:.*]] = acc.copyin varPtr(%[[COORD_DATA]] : !fir.ref<!fir.array<100xf32>>) bounds(%[[BOUND]]) -> !fir.ref<!fir.array<100xf32>> {dataClause = #acc<data_clause acc_copy>, name = "w%data(1:20)"}
 ! CHECK: acc.data dataOperands(%[[COPY_COPYIN]] : !fir.ref<!fir.array<100xf32>>) {
 ! CHECK:   acc.terminator
@@ -133,7 +135,10 @@ subroutine acc_operand_array_section_allocatable()
 ! CHECK: %[[LB:.*]] = arith.subi %[[C1]], %[[DIMS0_0]]#0 : index
 ! CHECK: %[[C50:.*]] = arith.constant 50 : index
 ! CHECK: %[[UB:.*]] = arith.subi %[[C50]], %[[DIMS0_0]]#0 : index
-! CHECK: %[[BOUND:.*]] = acc.bounds lowerbound(%[[LB]] : index) upperbound(%[[UB]] : index) stride(%[[DIMS0_1]]#2 : index) startIdx(%[[DIMS0_0]]#0 : index) {strideInBytes = true}
+! CHECK: %[[LOAD_BOX_A_2:.*]] = fir.load %[[DECLA]]#1 : !fir.ref<!fir.box<!fir.heap<!fir.array<?xf32>>>>
+! CHECK: %[[C0:.*]] = arith.constant 0 : index
+! CHECK: %[[DIMS0_2:.*]]:3 = fir.box_dims %[[LOAD_BOX_A_2]], %[[C0]] : (!fir.box<!fir.heap<!fir.array<?xf32>>>, index) -> (index, index, index)
+! CHECK: %[[BOUND:.*]] = acc.bounds lowerbound(%[[LB]] : index) upperbound(%[[UB]] : index) extent(%[[DIMS0_2]]#1 : index) stride(%[[DIMS0_1]]#2 : index) startIdx(%[[DIMS0_0]]#0 : index) {strideInBytes = true}
 ! CHECK: %[[BOX_ADDR:.*]] = fir.box_addr %[[LOAD_BOX_A_0]] : (!fir.box<!fir.heap<!fir.array<?xf32>>>) -> !fir.heap<!fir.array<?xf32>>
 ! CHECK: %[[COPYIN:.*]] = acc.copyin varPtr(%[[BOX_ADDR]] : !fir.heap<!fir.array<?xf32>>) bounds(%[[BOUND]]) -> !fir.heap<!fir.array<?xf32>> {name = "a(1:50)"}
 ! CHECK: %[[LOAD_BOX_A_0:.*]] = fir.load %[[DECLA]]#1 : !fir.ref<!fir.box<!fir.heap<!fir.array<?xf32>>>>
@@ -146,7 +151,10 @@ subroutine acc_operand_array_section_allocatable()
 ! CHECK: %[[LB:.*]] = arith.subi %[[C51]], %[[DIMS0_0]]#0 : index
 ! CHECK: %[[C100:.*]] = arith.constant 100 : index
 ! CHECK: %[[UB:.*]] = arith.subi %[[C100]], %[[DIMS0_0]]#0 : index
-! CHECK: %[[BOUND:.*]] = acc.bounds lowerbound(%[[LB]] : index) upperbound(%[[UB]] : index) stride(%[[DIMS0_1]]#2 : index) startIdx(%[[DIMS0_0]]#0 : index) {strideInBytes = true}
+! CHECK: %[[LOAD_BOX_A_2:.*]] = fir.load %[[DECLA]]#1 : !fir.ref<!fir.box<!fir.heap<!fir.array<?xf32>>>>
+! CHECK: %[[C0:.*]] = arith.constant 0 : index
+! CHECK: %[[DIMS0_2:.*]]:3 = fir.box_dims %[[LOAD_BOX_A_2]], %[[C0]] : (!fir.box<!fir.heap<!fir.array<?xf32>>>, index) -> (index, index, index)
+! CHECK: %[[BOUND:.*]] = acc.bounds lowerbound(%[[LB]] : index) upperbound(%[[UB]] : index) extent(%[[DIMS0_2]]#1 : index) stride(%[[DIMS0_1]]#2 : index) startIdx(%[[DIMS0_0]]#0 : index) {strideInBytes = true}
 ! CHECK: %[[BOX_ADDR:.*]] = fir.box_addr %[[LOAD_BOX_A_0]] : (!fir.box<!fir.heap<!fir.array<?xf32>>>) -> !fir.heap<!fir.array<?xf32>>
 ! CHECK: %[[COPYOUT_CREATE:.*]] = acc.create varPtr(%[[BOX_ADDR]] : !fir.heap<!fir.array<?xf32>>) bounds(%[[BOUND]]) -> !fir.heap<!fir.array<?xf32>> {dataClause = #acc<data_clause acc_copyout>, name = "a(51:100)"}
 ! CHECK: acc.data dataOperands(%[[COPYIN]], %[[COPYOUT_CREATE]] : !fir.heap<!fir.array<?xf32>>, !fir.heap<!fir.array<?xf32>>) {
@@ -179,7 +187,10 @@ subroutine acc_operand_array_section_pointer()
 ! CHECK: %[[LB:.*]] = arith.subi %[[C1]], %[[DIMS0_0]]#0 : index
 ! CHECK: %[[C50:.*]] = arith.constant 50 : index
 ! CHECK: %[[UB:.*]] = arith.subi %[[C50]], %[[DIMS0_0]]#0 : index
-! CHECK: %[[BOUND:.*]] = acc.bounds lowerbound(%[[LB]] : index) upperbound(%[[UB]] : index) stride(%[[DIMS0_1]]#2 : index) startIdx(%[[DIMS0_0]]#0 : index) {strideInBytes = true}
+! CHECK: %[[LOAD_BOX_P_2:.*]] = fir.load %[[DECLP]]#1 : !fir.ref<!fir.box<!fir.ptr<!fir.array<?xf32>>>>
+! CHECK: %[[C0:.*]] = arith.constant 0 : index
+! CHECK: %[[DIMS0_2:.*]]:3 = fir.box_dims %[[LOAD_BOX_P_2]], %[[C0]] : (!fir.box<!fir.ptr<!fir.array<?xf32>>>, index) -> (index, index, index)
+! CHECK: %[[BOUND:.*]] = acc.bounds lowerbound(%[[LB]] : index) upperbound(%[[UB]] : index) extent(%[[DIMS0_2]]#1 : index) stride(%[[DIMS0_1]]#2 : index) startIdx(%[[DIMS0_0]]#0 : index) {strideInBytes = true}
 ! CHECK: %[[BOX_ADDR:.*]] = fir.box_addr %[[LOAD_BOX_P_0]] : (!fir.box<!fir.ptr<!fir.array<?xf32>>>) -> !fir.ptr<!fir.array<?xf32>>
 ! CHECK: %[[COPYIN:.*]] = acc.copyin varPtr(%[[BOX_ADDR]] : !fir.ptr<!fir.array<?xf32>>) bounds(%[[BOUND]]) -> !fir.ptr<!fir.array<?xf32>> {name = "p(1:50)"}
 ! CHECK: acc.data dataOperands(%[[COPYIN]] : !fir.ptr<!fir.array<?xf32>>) {

diff  --git a/flang/test/Lower/OpenACC/acc-enter-data.f90 b/flang/test/Lower/OpenACC/acc-enter-data.f90
index 619a9502f82fc..e7c4b8b20528d 100644
--- a/flang/test/Lower/OpenACC/acc-enter-data.f90
+++ b/flang/test/Lower/OpenACC/acc-enter-data.f90
@@ -56,35 +56,35 @@ subroutine acc_enter_data
 !CHECK: acc.enter_data if([[IF2]]) dataOperands(%[[CREATE_A]] : !fir.ref<!fir.array<10x10xf32>>){{$}}
 
   !$acc enter data create(a) create(b) create(c)
-!CHECK: %[[BOUND0:.*]] = acc.bounds lowerbound(%{{.*}} : index) upperbound(%{{.*}} : index) stride(%c1{{.*}} : index) startIdx(%{{.*}} : index)
-!CHECK: %[[BOUND1:.*]] = acc.bounds lowerbound(%{{.*}} : index) upperbound(%{{.*}} : index) stride(%c1{{.*}} : index) startIdx(%{{.*}} : index)
+!CHECK: %[[BOUND0:.*]] = acc.bounds lowerbound(%{{.*}} : index) upperbound(%{{.*}} : index) extent(%[[C10]] : index) stride(%c1{{.*}} : index) startIdx(%{{.*}} : index)
+!CHECK: %[[BOUND1:.*]] = acc.bounds lowerbound(%{{.*}} : index) upperbound(%{{.*}} : index) extent(%[[EXTENT_C10]] : index) stride(%c1{{.*}} : index) startIdx(%{{.*}} : index)
 !CHECK: %[[CREATE_A:.*]] = acc.create varPtr(%[[DECLA]]#1 : !fir.ref<!fir.array<10x10xf32>>) bounds(%[[BOUND0]], %[[BOUND1]]) -> !fir.ref<!fir.array<10x10xf32>> {name = "a", structured = false}
-!CHECK: %[[BOUND0:.*]] = acc.bounds lowerbound(%{{.*}} : index) upperbound(%{{.*}} : index) stride(%c1{{.*}} : index) startIdx(%{{.*}} : index)
-!CHECK: %[[BOUND1:.*]] = acc.bounds lowerbound(%{{.*}} : index) upperbound(%{{.*}} : index) stride(%c1{{.*}} : index) startIdx(%{{.*}} : index)
+!CHECK: %[[BOUND0:.*]] = acc.bounds lowerbound(%{{.*}} : index) upperbound(%{{.*}} : index) extent(%c10_{{.*}} : index) stride(%c1{{.*}} : index) startIdx(%{{.*}} : index)
+!CHECK: %[[BOUND1:.*]] = acc.bounds lowerbound(%{{.*}} : index) upperbound(%{{.*}} : index) extent(%c10_{{.*}} : index) stride(%c1{{.*}} : index) startIdx(%{{.*}} : index)
 !CHECK: %[[CREATE_B:.*]] = acc.create varPtr(%[[DECLB]]#1 : !fir.ref<!fir.array<10x10xf32>>) bounds(%[[BOUND0]], %[[BOUND1]]) -> !fir.ref<!fir.array<10x10xf32>> {name = "b", structured = false}
-!CHECK: %[[BOUND0:.*]] = acc.bounds lowerbound(%{{.*}} : index) upperbound(%{{.*}} : index) stride(%c1{{.*}} : index) startIdx(%{{.*}} : index)
-!CHECK: %[[BOUND1:.*]] = acc.bounds lowerbound(%{{.*}} : index) upperbound(%{{.*}} : index) stride(%c1{{.*}} : index) startIdx(%{{.*}} : index)
+!CHECK: %[[BOUND0:.*]] = acc.bounds lowerbound(%{{.*}} : index) upperbound(%{{.*}} : index) extent(%c10_{{.*}} : index) stride(%c1{{.*}} : index) startIdx(%{{.*}} : index)
+!CHECK: %[[BOUND1:.*]] = acc.bounds lowerbound(%{{.*}} : index) upperbound(%{{.*}} : index) extent(%c10_{{.*}} : index) stride(%c1{{.*}} : index) startIdx(%{{.*}} : index)
 !CHECK: %[[CREATE_C:.*]] = acc.create varPtr(%[[DECLC]]#1 : !fir.ref<!fir.array<10x10xf32>>) bounds(%[[BOUND0]], %[[BOUND1]]) -> !fir.ref<!fir.array<10x10xf32>> {name = "c", structured = false}
 !CHECK: acc.enter_data dataOperands(%[[CREATE_A]], %[[CREATE_B]], %[[CREATE_C]] : !fir.ref<!fir.array<10x10xf32>>, !fir.ref<!fir.array<10x10xf32>>, !fir.ref<!fir.array<10x10xf32>>){{$}}
 
   !$acc enter data create(a) create(b) create(zero: c)
-!CHECK: %[[BOUND0:.*]] = acc.bounds lowerbound(%{{.*}} : index) upperbound(%{{.*}} : index) stride(%c1{{.*}} : index) startIdx(%{{.*}} : index)
-!CHECK: %[[BOUND1:.*]] = acc.bounds lowerbound(%{{.*}} : index) upperbound(%{{.*}} : index) stride(%c1{{.*}} : index) startIdx(%{{.*}} : index)
+!CHECK: %[[BOUND0:.*]] = acc.bounds lowerbound(%{{.*}} : index) upperbound(%{{.*}} : index) extent(%[[C10]] : index) stride(%c1{{.*}} : index) startIdx(%{{.*}} : index)
+!CHECK: %[[BOUND1:.*]] = acc.bounds lowerbound(%{{.*}} : index) upperbound(%{{.*}} : index) extent(%[[EXTENT_C10]] : index) stride(%c1{{.*}} : index) startIdx(%{{.*}} : index)
 !CHECK: %[[CREATE_A:.*]] = acc.create varPtr(%[[DECLA]]#1 : !fir.ref<!fir.array<10x10xf32>>) bounds(%[[BOUND0]], %[[BOUND1]]) -> !fir.ref<!fir.array<10x10xf32>> {name = "a", structured = false}
-!CHECK: %[[BOUND0:.*]] = acc.bounds lowerbound(%{{.*}} : index) upperbound(%{{.*}} : index) stride(%c1{{.*}} : index) startIdx(%{{.*}} : index)
-!CHECK: %[[BOUND1:.*]] = acc.bounds lowerbound(%{{.*}} : index) upperbound(%{{.*}} : index) stride(%c1{{.*}} : index) startIdx(%{{.*}} : index)
+!CHECK: %[[BOUND0:.*]] = acc.bounds lowerbound(%{{.*}} : index) upperbound(%{{.*}} : index) extent(%c10_{{.*}} : index) stride(%c1{{.*}} : index) startIdx(%{{.*}} : index)
+!CHECK: %[[BOUND1:.*]] = acc.bounds lowerbound(%{{.*}} : index) upperbound(%{{.*}} : index) extent(%c10_{{.*}} : index) stride(%c1{{.*}} : index) startIdx(%{{.*}} : index)
 !CHECK: %[[CREATE_B:.*]] = acc.create varPtr(%[[DECLB]]#1 : !fir.ref<!fir.array<10x10xf32>>) bounds(%[[BOUND0]], %[[BOUND1]]) -> !fir.ref<!fir.array<10x10xf32>> {name = "b", structured = false}
-!CHECK: %[[BOUND0:.*]] = acc.bounds lowerbound(%{{.*}} : index) upperbound(%{{.*}} : index) stride(%c1{{.*}} : index) startIdx(%{{.*}} : index)
-!CHECK: %[[BOUND1:.*]] = acc.bounds lowerbound(%{{.*}} : index) upperbound(%{{.*}} : index) stride(%c1{{.*}} : index) startIdx(%{{.*}} : index)
+!CHECK: %[[BOUND0:.*]] = acc.bounds lowerbound(%{{.*}} : index) upperbound(%{{.*}} : index) extent(%c10_{{.*}} : index) stride(%c1{{.*}} : index) startIdx(%{{.*}} : index)
+!CHECK: %[[BOUND1:.*]] = acc.bounds lowerbound(%{{.*}} : index) upperbound(%{{.*}} : index) extent(%c10_{{.*}} : index) stride(%c1{{.*}} : index) startIdx(%{{.*}} : index)
 !CHECK: %[[CREATE_C:.*]] = acc.create varPtr(%[[DECLC]]#1 : !fir.ref<!fir.array<10x10xf32>>) bounds(%[[BOUND0]], %[[BOUND1]]) -> !fir.ref<!fir.array<10x10xf32>> {dataClause = #acc<data_clause acc_create_zero>, name = "c", structured = false}
 !CHECK: acc.enter_data dataOperands(%[[CREATE_A]], %[[CREATE_B]], %[[CREATE_C]] : !fir.ref<!fir.array<10x10xf32>>, !fir.ref<!fir.array<10x10xf32>>, !fir.ref<!fir.array<10x10xf32>>){{$}}
 
   !$acc enter data copyin(a) create(b) attach(d)
-!CHECK: %[[BOUND0:.*]] = acc.bounds lowerbound(%{{.*}} : index) upperbound(%{{.*}} : index) stride(%c1{{.*}} : index) startIdx(%{{.*}} : index)
-!CHECK: %[[BOUND1:.*]] = acc.bounds lowerbound(%{{.*}} : index) upperbound(%{{.*}} : index) stride(%c1{{.*}} : index) startIdx(%{{.*}} : index)
+!CHECK: %[[BOUND0:.*]] = acc.bounds lowerbound(%{{.*}} : index) upperbound(%{{.*}} : index) extent(%[[C10]] : index) stride(%c1{{.*}} : index) startIdx(%{{.*}} : index)
+!CHECK: %[[BOUND1:.*]] = acc.bounds lowerbound(%{{.*}} : index) upperbound(%{{.*}} : index) extent(%[[EXTENT_C10]] : index) stride(%c1{{.*}} : index) startIdx(%{{.*}} : index)
 !CHECK: %[[COPYIN_A:.*]] = acc.copyin varPtr(%[[DECLA]]#1 : !fir.ref<!fir.array<10x10xf32>>) bounds(%[[BOUND0]], %[[BOUND1]])  -> !fir.ref<!fir.array<10x10xf32>> {name = "a", structured = false}
-!CHECK: %[[BOUND0:.*]] = acc.bounds lowerbound(%{{.*}} : index) upperbound(%{{.*}} : index) stride(%c1{{.*}} : index) startIdx(%{{.*}} : index)
-!CHECK: %[[BOUND1:.*]] = acc.bounds lowerbound(%{{.*}} : index) upperbound(%{{.*}} : index) stride(%c1{{.*}} : index) startIdx(%{{.*}} : index)
+!CHECK: %[[BOUND0:.*]] = acc.bounds lowerbound(%{{.*}} : index) upperbound(%{{.*}} : index) extent(%c10_{{.*}} : index) stride(%c1{{.*}} : index) startIdx(%{{.*}} : index)
+!CHECK: %[[BOUND1:.*]] = acc.bounds lowerbound(%{{.*}} : index) upperbound(%{{.*}} : index) extent(%c10_{{.*}} : index) stride(%c1{{.*}} : index) startIdx(%{{.*}} : index)
 !CHECK: %[[CREATE_B:.*]] = acc.create varPtr(%[[DECLB]]#1 : !fir.ref<!fir.array<10x10xf32>>) bounds(%[[BOUND0]], %[[BOUND1]]) -> !fir.ref<!fir.array<10x10xf32>> {name = "b", structured = false}
 !CHECK: %[[BOX_D:.*]] = fir.load %[[DECLD]]#1 : !fir.ref<!fir.box<!fir.ptr<f32>>>
 !CHECK: %[[BOX_ADDR_D:.*]] = fir.box_addr %[[BOX_D]] : (!fir.box<!fir.ptr<f32>>) -> !fir.ptr<f32>
@@ -92,56 +92,56 @@ subroutine acc_enter_data
 !CHECK: acc.enter_data dataOperands(%[[COPYIN_A]], %[[CREATE_B]], %[[ATTACH_D]] : !fir.ref<!fir.array<10x10xf32>>, !fir.ref<!fir.array<10x10xf32>>, !fir.ptr<f32>){{$}}
 
   !$acc enter data create(a) async
-!CHECK: %[[BOUND0:.*]] = acc.bounds lowerbound(%{{.*}} : index) upperbound(%{{.*}} : index) stride(%c1{{.*}} : index) startIdx(%{{.*}} : index)
-!CHECK: %[[BOUND1:.*]] = acc.bounds lowerbound(%{{.*}} : index) upperbound(%{{.*}} : index) stride(%c1{{.*}} : index) startIdx(%{{.*}} : index)
+!CHECK: %[[BOUND0:.*]] = acc.bounds lowerbound(%{{.*}} : index) upperbound(%{{.*}} : index) extent(%[[C10]] : index) stride(%c1{{.*}} : index) startIdx(%{{.*}} : index)
+!CHECK: %[[BOUND1:.*]] = acc.bounds lowerbound(%{{.*}} : index) upperbound(%{{.*}} : index) extent(%[[EXTENT_C10]] : index) stride(%c1{{.*}} : index) startIdx(%{{.*}} : index)
 !CHECK: %[[CREATE_A:.*]] = acc.create varPtr(%[[DECLA]]#1 : !fir.ref<!fir.array<10x10xf32>>) bounds(%[[BOUND0]], %[[BOUND1]]) -> !fir.ref<!fir.array<10x10xf32>> {name = "a", structured = false}
 !CHECK: acc.enter_data dataOperands(%[[CREATE_A]] : !fir.ref<!fir.array<10x10xf32>>) attributes {async}
 
   !$acc enter data create(a) wait
-!CHECK: %[[BOUND0:.*]] = acc.bounds lowerbound(%{{.*}} : index) upperbound(%{{.*}} : index) stride(%c1{{.*}} : index) startIdx(%{{.*}} : index)
-!CHECK: %[[BOUND1:.*]] = acc.bounds lowerbound(%{{.*}} : index) upperbound(%{{.*}} : index) stride(%c1{{.*}} : index) startIdx(%{{.*}} : index)
+!CHECK: %[[BOUND0:.*]] = acc.bounds lowerbound(%{{.*}} : index) upperbound(%{{.*}} : index) extent(%[[C10]] : index) stride(%c1{{.*}} : index) startIdx(%{{.*}} : index)
+!CHECK: %[[BOUND1:.*]] = acc.bounds lowerbound(%{{.*}} : index) upperbound(%{{.*}} : index) extent(%[[EXTENT_C10]] : index) stride(%c1{{.*}} : index) startIdx(%{{.*}} : index)
 !CHECK: %[[CREATE_A:.*]] = acc.create varPtr(%[[DECLA]]#1 : !fir.ref<!fir.array<10x10xf32>>) bounds(%[[BOUND0]], %[[BOUND1]]) -> !fir.ref<!fir.array<10x10xf32>> {name = "a", structured = false}
 !CHECK: acc.enter_data dataOperands(%[[CREATE_A]] : !fir.ref<!fir.array<10x10xf32>>) attributes {wait}
 
   !$acc enter data create(a) async wait
-!CHECK: %[[BOUND0:.*]] = acc.bounds lowerbound(%{{.*}} : index) upperbound(%{{.*}} : index) stride(%c1{{.*}} : index) startIdx(%{{.*}} : index)
-!CHECK: %[[BOUND1:.*]] = acc.bounds lowerbound(%{{.*}} : index) upperbound(%{{.*}} : index) stride(%c1{{.*}} : index) startIdx(%{{.*}} : index)
+!CHECK: %[[BOUND0:.*]] = acc.bounds lowerbound(%{{.*}} : index) upperbound(%{{.*}} : index) extent(%[[C10]] : index) stride(%c1{{.*}} : index) startIdx(%{{.*}} : index)
+!CHECK: %[[BOUND1:.*]] = acc.bounds lowerbound(%{{.*}} : index) upperbound(%{{.*}} : index) extent(%[[EXTENT_C10]] : index) stride(%c1{{.*}} : index) startIdx(%{{.*}} : index)
 !CHECK: %[[CREATE_A:.*]] = acc.create varPtr(%[[DECLA]]#1 : !fir.ref<!fir.array<10x10xf32>>) bounds(%[[BOUND0]], %[[BOUND1]]) -> !fir.ref<!fir.array<10x10xf32>> {name = "a", structured = false}
 !CHECK: acc.enter_data dataOperands(%[[CREATE_A]] : !fir.ref<!fir.array<10x10xf32>>) attributes {async, wait}
 
   !$acc enter data create(a) async(1)
-!CHECK: %[[BOUND0:.*]] = acc.bounds lowerbound(%{{.*}} : index) upperbound(%{{.*}} : index) stride(%c1{{.*}} : index) startIdx(%{{.*}} : index)
-!CHECK: %[[BOUND1:.*]] = acc.bounds lowerbound(%{{.*}} : index) upperbound(%{{.*}} : index) stride(%c1{{.*}} : index) startIdx(%{{.*}} : index)
+!CHECK: %[[BOUND0:.*]] = acc.bounds lowerbound(%{{.*}} : index) upperbound(%{{.*}} : index) extent(%[[C10]] : index) stride(%c1{{.*}} : index) startIdx(%{{.*}} : index)
+!CHECK: %[[BOUND1:.*]] = acc.bounds lowerbound(%{{.*}} : index) upperbound(%{{.*}} : index) extent(%[[EXTENT_C10]] : index) stride(%c1{{.*}} : index) startIdx(%{{.*}} : index)
 !CHECK: %[[CREATE_A:.*]] = acc.create varPtr(%[[DECLA]]#1 : !fir.ref<!fir.array<10x10xf32>>) bounds(%[[BOUND0]], %[[BOUND1]]) -> !fir.ref<!fir.array<10x10xf32>> {name = "a", structured = false}
 !CHECK: %[[ASYNC1:.*]] = arith.constant 1 : i32
 !CHECK: acc.enter_data async(%[[ASYNC1]] : i32) dataOperands(%[[CREATE_A]] : !fir.ref<!fir.array<10x10xf32>>)
 
   !$acc enter data create(a) async(async)
-!CHECK: %[[BOUND0:.*]] = acc.bounds lowerbound(%{{.*}} : index) upperbound(%{{.*}} : index) stride(%c1{{.*}} : index) startIdx(%{{.*}} : index)
-!CHECK: %[[BOUND1:.*]] = acc.bounds lowerbound(%{{.*}} : index) upperbound(%{{.*}} : index) stride(%c1{{.*}} : index) startIdx(%{{.*}} : index)
+!CHECK: %[[BOUND0:.*]] = acc.bounds lowerbound(%{{.*}} : index) upperbound(%{{.*}} : index) extent(%[[C10]] : index) stride(%c1{{.*}} : index) startIdx(%{{.*}} : index)
+!CHECK: %[[BOUND1:.*]] = acc.bounds lowerbound(%{{.*}} : index) upperbound(%{{.*}} : index) extent(%[[EXTENT_C10]] : index) stride(%c1{{.*}} : index) startIdx(%{{.*}} : index)
 
 !CHECK: %[[CREATE_A:.*]] = acc.create varPtr(%[[DECLA]]#1 : !fir.ref<!fir.array<10x10xf32>>) bounds(%[[BOUND0]], %[[BOUND1]]) -> !fir.ref<!fir.array<10x10xf32>> {name = "a", structured = false}
 !CHECK: %[[ASYNC2:.*]] = fir.load %{{.*}} : !fir.ref<i32>
 !CHECK: acc.enter_data async(%[[ASYNC2]] : i32) dataOperands(%[[CREATE_A]] : !fir.ref<!fir.array<10x10xf32>>)
 
   !$acc enter data create(a) wait(1)
-!CHECK: %[[BOUND0:.*]] = acc.bounds lowerbound(%{{.*}} : index) upperbound(%{{.*}} : index) stride(%c1{{.*}} : index) startIdx(%{{.*}} : index)
-!CHECK: %[[BOUND1:.*]] = acc.bounds lowerbound(%{{.*}} : index) upperbound(%{{.*}} : index) stride(%c1{{.*}} : index) startIdx(%{{.*}} : index)
+!CHECK: %[[BOUND0:.*]] = acc.bounds lowerbound(%{{.*}} : index) upperbound(%{{.*}} : index) extent(%[[C10]] : index) stride(%c1{{.*}} : index) startIdx(%{{.*}} : index)
+!CHECK: %[[BOUND1:.*]] = acc.bounds lowerbound(%{{.*}} : index) upperbound(%{{.*}} : index) extent(%[[EXTENT_C10]] : index) stride(%c1{{.*}} : index) startIdx(%{{.*}} : index)
 !CHECK: %[[CREATE_A:.*]] = acc.create varPtr(%[[DECLA]]#1 : !fir.ref<!fir.array<10x10xf32>>) bounds(%[[BOUND0]], %[[BOUND1]]) -> !fir.ref<!fir.array<10x10xf32>> {name = "a", structured = false}
 !CHECK: %[[WAIT1:.*]] = arith.constant 1 : i32
 !CHECK: acc.enter_data wait(%[[WAIT1]] : i32) dataOperands(%[[CREATE_A]] : !fir.ref<!fir.array<10x10xf32>>)
 
   !$acc enter data create(a) wait(queues: 1, 2)
-!CHECK: %[[BOUND0:.*]] = acc.bounds lowerbound(%{{.*}} : index) upperbound(%{{.*}} : index) stride(%c1{{.*}} : index) startIdx(%{{.*}} : index)
-!CHECK: %[[BOUND1:.*]] = acc.bounds lowerbound(%{{.*}} : index) upperbound(%{{.*}} : index) stride(%c1{{.*}} : index) startIdx(%{{.*}} : index)
+!CHECK: %[[BOUND0:.*]] = acc.bounds lowerbound(%{{.*}} : index) upperbound(%{{.*}} : index) extent(%[[C10]] : index) stride(%c1{{.*}} : index) startIdx(%{{.*}} : index)
+!CHECK: %[[BOUND1:.*]] = acc.bounds lowerbound(%{{.*}} : index) upperbound(%{{.*}} : index) extent(%[[EXTENT_C10]] : index) stride(%c1{{.*}} : index) startIdx(%{{.*}} : index)
 !CHECK: %[[CREATE_A:.*]] = acc.create varPtr(%[[DECLA]]#1 : !fir.ref<!fir.array<10x10xf32>>) bounds(%[[BOUND0]], %[[BOUND1]]) -> !fir.ref<!fir.array<10x10xf32>> {name = "a", structured = false}
 !CHECK: %[[WAIT2:.*]] = arith.constant 1 : i32
 !CHECK: %[[WAIT3:.*]] = arith.constant 2 : i32
 !CHECK: acc.enter_data wait(%[[WAIT2]], %[[WAIT3]] : i32, i32) dataOperands(%[[CREATE_A]] : !fir.ref<!fir.array<10x10xf32>>)
 
   !$acc enter data create(a) wait(devnum: 1: queues: 1, 2)
-!CHECK: %[[BOUND0:.*]] = acc.bounds lowerbound(%{{.*}} : index) upperbound(%{{.*}} : index) stride(%c1{{.*}} : index) startIdx(%{{.*}} : index)
-!CHECK: %[[BOUND1:.*]] = acc.bounds lowerbound(%{{.*}} : index) upperbound(%{{.*}} : index) stride(%c1{{.*}} : index) startIdx(%{{.*}} : index)
+!CHECK: %[[BOUND0:.*]] = acc.bounds lowerbound(%{{.*}} : index) upperbound(%{{.*}} : index) extent(%[[C10]] : index) stride(%c1{{.*}} : index) startIdx(%{{.*}} : index)
+!CHECK: %[[BOUND1:.*]] = acc.bounds lowerbound(%{{.*}} : index) upperbound(%{{.*}} : index) extent(%[[EXTENT_C10]] : index) stride(%c1{{.*}} : index) startIdx(%{{.*}} : index)
 !CHECK: %[[CREATE_A:.*]] = acc.create varPtr(%[[DECLA]]#1 : !fir.ref<!fir.array<10x10xf32>>) bounds(%[[BOUND0]], %[[BOUND1]]) -> !fir.ref<!fir.array<10x10xf32>> {name = "a", structured = false}
 !CHECK: %[[WAIT4:.*]] = arith.constant 1 : i32
 !CHECK: %[[WAIT5:.*]] = arith.constant 2 : i32
@@ -149,8 +149,8 @@ subroutine acc_enter_data
 !CHECK: acc.enter_data wait_devnum(%[[WAIT6]] : i32) wait(%[[WAIT4]], %[[WAIT5]] : i32, i32) dataOperands(%[[CREATE_A]] : !fir.ref<!fir.array<10x10xf32>>)
 
   !$acc enter data copyin(a(1:10,1:5))
-!CHECK: %[[BOUND0:.*]] = acc.bounds lowerbound(%{{.*}} : index) upperbound(%{{.*}} : index) stride(%c1{{.*}} : index) startIdx(%{{.*}} : index)
-!CHECK: %[[BOUND1:.*]] = acc.bounds lowerbound(%{{.*}} : index) upperbound(%{{.*}} : index) stride(%c1{{.*}} : index) startIdx(%{{.*}} : index)
+!CHECK: %[[BOUND0:.*]] = acc.bounds lowerbound(%{{.*}} : index) upperbound(%{{.*}} : index) extent(%[[C10]] : index) stride(%c1{{.*}} : index) startIdx(%{{.*}} : index)
+!CHECK: %[[BOUND1:.*]] = acc.bounds lowerbound(%{{.*}} : index) upperbound(%{{.*}} : index) extent(%[[EXTENT_C10]] : index) stride(%c1{{.*}} : index) startIdx(%{{.*}} : index)
 !CHECK: %[[COPYIN_A:.*]] = acc.copyin varPtr(%[[DECLA]]#1 : !fir.ref<!fir.array<10x10xf32>>) bounds(%[[BOUND0]], %[[BOUND1]]) -> !fir.ref<!fir.array<10x10xf32>> {name = "a(1:10,1:5)", structured = false}
 !CHECK: acc.enter_data dataOperands(%[[COPYIN_A]] : !fir.ref<!fir.array<10x10xf32>>)
 
@@ -161,7 +161,7 @@ subroutine acc_enter_data
 !CHECK: %[[BOUND1:.*]] = acc.bounds lowerbound(%[[LB1]] : index) upperbound(%[[UB1]] : index) extent(%c10{{.*}} : index) stride(%[[ONE]] : index) startIdx(%c1{{.*}} : index)
 !CHECK: %[[LB2:.*]] = arith.constant 0 : index
 !CHECK: %[[UB2:.*]] = arith.constant 4 : index
-!CHECK: %[[BOUND2:.*]] = acc.bounds lowerbound(%[[LB2]] : index) upperbound(%[[UB2]] : index) stride(%[[ONE]] : index) startIdx(%c1{{.*}} : index)
+!CHECK: %[[BOUND2:.*]] = acc.bounds lowerbound(%[[LB2]] : index) upperbound(%[[UB2]] : index) extent(%[[EXTENT_C10]] : index) stride(%[[ONE]] : index) startIdx(%c1{{.*}} : index)
 !CHECK: %[[COPYIN_A:.*]] = acc.copyin varPtr(%[[DECLA]]#1 : !fir.ref<!fir.array<10x10xf32>>) bounds(%[[BOUND1]], %[[BOUND2]]) -> !fir.ref<!fir.array<10x10xf32>> {name = "a(1:,1:5)", structured = false}
 !CHECK: acc.enter_data   dataOperands(%[[COPYIN_A]] : !fir.ref<!fir.array<10x10xf32>>)
 
@@ -169,10 +169,10 @@ subroutine acc_enter_data
 !CHECK: %[[LB:.*]] = arith.constant 0 : index
 !CHECK: %[[ONE:.*]] = arith.constant 1 : index
 !CHECK: %[[UB1:.*]] = arith.constant 9 : index
-!CHECK: %[[BOUND1:.*]] = acc.bounds lowerbound(%[[LB]] : index) upperbound(%[[UB1]] : index) stride(%[[ONE]] : index) startIdx(%[[ONE]] : index)
+!CHECK: %[[BOUND1:.*]] = acc.bounds lowerbound(%[[LB]] : index) upperbound(%[[UB1]] : index) extent(%[[C10]] : index) stride(%[[ONE]] : index) startIdx(%[[ONE]] : index)
 !CHECK: %[[LB:.*]] = arith.constant 0 : index
 !CHECK: %[[UB2:.*]] = arith.constant 4 : index
-!CHECK: %[[BOUND2:.*]] = acc.bounds lowerbound(%[[LB]] : index) upperbound(%[[UB2]] : index) stride(%[[ONE]] : index) startIdx(%[[ONE]] : index)
+!CHECK: %[[BOUND2:.*]] = acc.bounds lowerbound(%[[LB]] : index) upperbound(%[[UB2]] : index) extent(%[[EXTENT_C10]] : index) stride(%[[ONE]] : index) startIdx(%[[ONE]] : index)
 !CHECK: %[[COPYIN_A:.*]] = acc.copyin varPtr(%[[DECLA]]#1 : !fir.ref<!fir.array<10x10xf32>>) bounds(%[[BOUND1]], %[[BOUND2]]) -> !fir.ref<!fir.array<10x10xf32>> {name = "a(:10,1:5)", structured = false}
 !CHECK: acc.enter_data dataOperands(%[[COPYIN_A]] : !fir.ref<!fir.array<10x10xf32>>)
 
@@ -212,12 +212,12 @@ subroutine acc_enter_data_dummy(a, b, n, m)
 !CHECK: %[[DECLB:.*]]:2 = hlfir.declare %[[B]]
 
   !$acc enter data create(a)
-!CHECK: %[[BOUND:.*]] = acc.bounds lowerbound(%{{.*}} : index) upperbound(%{{.*}} : index) stride(%c1{{.*}} : index) startIdx(%{{.*}} : index)
+!CHECK: %[[BOUND:.*]] = acc.bounds lowerbound(%{{.*}} : index) upperbound(%{{.*}} : index) extent(%c10{{.*}} : index) stride(%c1{{.*}} : index) startIdx(%{{.*}} : index)
 !CHECK: %[[CREATE:.*]] = acc.create varPtr(%[[DECLA]]#1 : !fir.ref<!fir.array<10xf32>>) bounds(%[[BOUND]]) -> !fir.ref<!fir.array<10xf32>> {name = "a", structured = false}
 !CHECK: acc.enter_data dataOperands(%[[CREATE]] : !fir.ref<!fir.array<10xf32>>)
 
   !$acc enter data create(b)
-!CHECK: %[[BOUND:.*]] = acc.bounds lowerbound(%{{.*}} : index) upperbound(%{{.*}} : index) stride(%c1{{.*}} : index) startIdx(%{{.*}} : index)
+!CHECK: %[[BOUND:.*]] = acc.bounds lowerbound(%{{.*}} : index) upperbound(%{{.*}} : index) extent(%[[EXT_B]] : index) stride(%c1{{.*}} : index) startIdx(%{{.*}} : index)
 !CHECK: %[[CREATE:.*]] = acc.create varPtr(%[[DECLB]]#1 : !fir.ref<!fir.array<?xf32>>) bounds(%[[BOUND]]) -> !fir.ref<!fir.array<?xf32>> {name = "b", structured = false}
 !CHECK: acc.enter_data dataOperands(%[[CREATE]] : !fir.ref<!fir.array<?xf32>>)
 
@@ -225,7 +225,7 @@ subroutine acc_enter_data_dummy(a, b, n, m)
 !CHECK: %[[ONE:.*]] = arith.constant 1 : index
 !CHECK: %[[LB1:.*]] = arith.constant 4 : index
 !CHECK: %[[UB1:.*]] = arith.constant 9 : index
-!CHECK: %[[BOUND1:.*]] = acc.bounds lowerbound(%[[LB1]] : index) upperbound(%[[UB1]] : index) stride(%[[ONE]] : index) startIdx(%c1{{.*}} : index)
+!CHECK: %[[BOUND1:.*]] = acc.bounds lowerbound(%[[LB1]] : index) upperbound(%[[UB1]] : index) extent(%c10{{.*}} : index) stride(%[[ONE]] : index) startIdx(%c1{{.*}} : index)
 !CHECK: %[[CREATE1:.*]] = acc.create varPtr(%[[DECLA]]#1 : !fir.ref<!fir.array<10xf32>>) bounds(%[[BOUND1]]) -> !fir.ref<!fir.array<10xf32>> {name = "a(5:10)", structured = false}
 !CHECK: acc.enter_data dataOperands(%[[CREATE1]] : !fir.ref<!fir.array<10xf32>>)
 
@@ -237,7 +237,7 @@ subroutine acc_enter_data_dummy(a, b, n, m)
 !CHECK: %[[LOAD_M:.*]] = fir.load %[[DECLM]]#0 : !fir.ref<i32>
 !CHECK: %[[CONVERT_M:.*]] = fir.convert %[[LOAD_M]] : (i32) -> index
 !CHECK: %[[UB:.*]] = arith.subi %[[CONVERT_M]], %[[N_IDX]] : index
-!CHECK: %[[BOUND1:.*]] = acc.bounds lowerbound(%[[LB]] : index) upperbound(%[[UB]] : index) stride(%[[ONE]] : index) startIdx(%[[N_IDX]] : index)
+!CHECK: %[[BOUND1:.*]] = acc.bounds lowerbound(%[[LB]] : index) upperbound(%[[UB]] : index) extent(%[[EXT_B]] : index) stride(%[[ONE]] : index) startIdx(%[[N_IDX]] : index)
 !CHECK: %[[CREATE1:.*]] = acc.create varPtr(%[[DECLB]]#1 : !fir.ref<!fir.array<?xf32>>) bounds(%[[BOUND1]]) -> !fir.ref<!fir.array<?xf32>> {name = "b(n:m)", structured = false}
 !CHECK: acc.enter_data dataOperands(%[[CREATE1]] : !fir.ref<!fir.array<?xf32>>)
 
@@ -280,7 +280,7 @@ subroutine acc_enter_data_non_default_lb()
 !CHECK: %[[LB:.*]] = arith.subi %[[SECTIONLB]], %[[BASELB]] : index
 !CHECK: %[[SECTIONUB:.*]] = arith.constant 9 : index
 !CHECK: %[[UB:.*]] = arith.subi %[[SECTIONUB]], %[[BASELB]] : index
-!CHECK: %[[BOUND:.*]] = acc.bounds lowerbound(%[[LB]] : index) upperbound(%[[UB]] : index) stride(%[[ONE]] : index) startIdx(%[[BASELB]] : index)
+!CHECK: %[[BOUND:.*]] = acc.bounds lowerbound(%[[LB]] : index) upperbound(%[[UB]] : index) extent(%c10{{.*}} : index) stride(%[[ONE]] : index) startIdx(%[[BASELB]] : index)
 !CHECK: %[[CREATE:.*]] = acc.create varPtr(%[[DECLA]]#1 : !fir.ref<!fir.array<10xi32>>) bounds(%[[BOUND]]) -> !fir.ref<!fir.array<10xi32>> {name = "a(5:9)", structured = false}
 !CHECK: acc.enter_data dataOperands(%[[CREATE]] : !fir.ref<!fir.array<10xi32>>)
 
@@ -297,7 +297,7 @@ subroutine acc_enter_data_non_default_lb()
 !CHECK: %[[ONE:.*]] = arith.constant 1 : index
 !CHECK: %[[SECTIONUB:.*]] = arith.constant 6 : index
 !CHECK: %[[UB:.*]] = arith.subi %[[SECTIONUB]], %[[BASELB]] : index
-!CHECK: %[[BOUND:.*]] = acc.bounds lowerbound(%[[ZERO]] : index) upperbound(%[[UB]] : index) stride(%[[ONE]] : index) startIdx(%[[BASELB]] : index)
+!CHECK: %[[BOUND:.*]] = acc.bounds lowerbound(%[[ZERO]] : index) upperbound(%[[UB]] : index) extent(%c10{{.*}} : index) stride(%[[ONE]] : index) startIdx(%[[BASELB]] : index)
 !CHECK: %[[CREATE:.*]] = acc.create varPtr(%[[DECLA]]#1 : !fir.ref<!fir.array<10xi32>>) bounds(%[[BOUND]]) -> !fir.ref<!fir.array<10xi32>> {name = "a(:6)", structured = false}
 !CHECK: acc.enter_data dataOperands(%[[CREATE]] : !fir.ref<!fir.array<10xi32>>)
 
@@ -341,7 +341,7 @@ subroutine acc_enter_data_assumed(a, b, n, m)
 !CHECK: %[[DIMS:.*]]:3 = fir.box_dims %[[DECLA]]#1, %[[C0]] : (!fir.box<!fir.array<?xf32>>, index) -> (index, index, index)
 !CHECK: %[[LB:.*]] = arith.constant 0 : index
 !CHECK: %[[UB:.*]] = arith.subi %[[DIMS]]#1, %[[C1]] : index
-!CHECK: %[[BOUND:.*]] = acc.bounds lowerbound(%[[LB]] : index) upperbound(%[[UB]] : index) stride(%[[DIMS]]#2 : index) startIdx(%[[C1]] : index) {strideInBytes = true}
+!CHECK: %[[BOUND:.*]] = acc.bounds lowerbound(%[[LB]] : index) upperbound(%[[UB]] : index) extent(%[[DIMS]]#1 : index) stride(%[[DIMS]]#2 : index) startIdx(%[[C1]] : index) {strideInBytes = true}
 !CHECK: %[[BOX_ADDR:.*]] = fir.box_addr %[[DECLA]]#1 : (!fir.box<!fir.array<?xf32>>) -> !fir.ref<!fir.array<?xf32>>
 !CHECK: %[[CREATE:.*]] = acc.create varPtr(%[[BOX_ADDR]] : !fir.ref<!fir.array<?xf32>>) bounds(%[[BOUND]]) -> !fir.ref<!fir.array<?xf32>> {name = "a", structured = false}
 !CHECK: acc.enter_data dataOperands(%[[CREATE]] : !fir.ref<!fir.array<?xf32>>)
@@ -385,7 +385,8 @@ subroutine acc_enter_data_assumed(a, b, n, m)
 
 !CHECK: %[[DIMS0:.*]]:3 = fir.box_dims %[[DECLA]]#1, %[[C0]] : (!fir.box<!fir.array<?xf32>>, index) -> (index, index, index)
 !CHECK: %[[UB:.*]] = arith.constant 3 : index
-!CHECK: %[[BOUND:.*]] = acc.bounds lowerbound(%[[LB]] : index) upperbound(%[[UB]] : index) stride(%[[DIMS0]]#2 : index) startIdx(%[[ONE]] : index) {strideInBytes = true}
+!CHECK: %[[DIMS1:.*]]:3 = fir.box_dims %[[DECLA]]#1, %{{.*}} : (!fir.box<!fir.array<?xf32>>, index) -> (index, index, index)
+!CHECK: %[[BOUND:.*]] = acc.bounds lowerbound(%[[LB]] : index) upperbound(%[[UB]] : index) extent(%[[DIMS1]]#1 : index) stride(%[[DIMS0]]#2 : index) startIdx(%[[ONE]] : index) {strideInBytes = true}
 
 !CHECK: %[[BOX_ADDR:.*]] = fir.box_addr %[[DECLA]]#1 : (!fir.box<!fir.array<?xf32>>) -> !fir.ref<!fir.array<?xf32>>
 !CHECK: %[[CREATE:.*]] = acc.create varPtr(%[[BOX_ADDR]] : !fir.ref<!fir.array<?xf32>>) bounds(%[[BOUND]]) -> !fir.ref<!fir.array<?xf32>> {name = "a(:4)", structured = false}
@@ -398,7 +399,8 @@ subroutine acc_enter_data_assumed(a, b, n, m)
 !CHECK: %[[DIMS0:.*]]:3 = fir.box_dims %[[DECLA]]#1, %[[C0]] : (!fir.box<!fir.array<?xf32>>, index) -> (index, index, index)
 !CHECK: %[[LB:.*]] = arith.constant 5 : index
 !CHECK: %[[UB:.*]] = arith.constant 9 : index
-!CHECK: %[[BOUND:.*]] = acc.bounds lowerbound(%[[LB]] : index) upperbound(%[[UB]] : index) stride(%[[DIMS0]]#2 : index) startIdx(%[[ONE]] : index) {strideInBytes = true}
+!CHECK: %[[DIMS1:.*]]:3 = fir.box_dims %[[DECLA]]#1, %{{.*}} : (!fir.box<!fir.array<?xf32>>, index) -> (index, index, index)
+!CHECK: %[[BOUND:.*]] = acc.bounds lowerbound(%[[LB]] : index) upperbound(%[[UB]] : index) extent(%[[DIMS1]]#1 : index) stride(%[[DIMS0]]#2 : index) startIdx(%[[ONE]] : index) {strideInBytes = true}
 
 !CHECK: %[[BOX_ADDR:.*]] = fir.box_addr %[[DECLA]]#1 : (!fir.box<!fir.array<?xf32>>) -> !fir.ref<!fir.array<?xf32>>
 !CHECK: %[[CREATE:.*]] = acc.create varPtr(%[[BOX_ADDR]] : !fir.ref<!fir.array<?xf32>>) bounds(%[[BOUND]]) -> !fir.ref<!fir.array<?xf32>> {name = "a(6:10)", structured = false}
@@ -433,7 +435,8 @@ subroutine acc_enter_data_assumed(a, b, n, m)
 !CHECK: %[[LOAD_M:.*]] = fir.load %[[DECLM]]#0 : !fir.ref<i32>
 !CHECK: %[[CONVERT_M:.*]] = fir.convert %[[LOAD_M]] : (i32) -> index
 !CHECK: %[[UB:.*]] = arith.subi %[[CONVERT_M]], %[[ONE]] : index
-!CHECK: %[[BOUND:.*]] = acc.bounds lowerbound(%[[BASELB]] : index) upperbound(%[[UB]] : index) stride(%[[DIMS0]]#2 : index) startIdx(%[[ONE]] : index) {strideInBytes = true}
+!CHECK: %[[DIMS1:.*]]:3 = fir.box_dims %[[DECLA]]#1, %{{.*}} : (!fir.box<!fir.array<?xf32>>, index) -> (index, index, index)
+!CHECK: %[[BOUND:.*]] = acc.bounds lowerbound(%[[BASELB]] : index) upperbound(%[[UB]] : index) extent(%[[DIMS1]]#1 : index) stride(%[[DIMS0]]#2 : index) startIdx(%[[ONE]] : index) {strideInBytes = true}
 
 !CHECK: %[[BOX_ADDR:.*]] = fir.box_addr %[[DECLA]]#1 : (!fir.box<!fir.array<?xf32>>) -> !fir.ref<!fir.array<?xf32>>
 !CHECK: %[[CREATE:.*]] = acc.create varPtr(%[[BOX_ADDR]] : !fir.ref<!fir.array<?xf32>>) bounds(%[[BOUND]]) -> !fir.ref<!fir.array<?xf32>> {name = "a(:m)", structured = false}
@@ -452,7 +455,8 @@ subroutine acc_enter_data_assumed(a, b, n, m)
 !CHECK: %[[LOAD_M:.*]] = fir.load %[[DECLM]]#0 : !fir.ref<i32>
 !CHECK: %[[CONVERT_M:.*]] = fir.convert %[[LOAD_M]] : (i32) -> index
 !CHECK: %[[UB:.*]] = arith.subi %[[CONVERT_M]], %[[ONE]] : index
-!CHECK: %[[BOUND:.*]] = acc.bounds lowerbound(%[[LB]] : index) upperbound(%[[UB]] : index) stride(%[[DIMS0]]#2 : index) startIdx(%[[ONE]] : index) {strideInBytes = true}
+!CHECK: %[[DIMS1:.*]]:3 = fir.box_dims %[[DECLA]]#1, %{{.*}} : (!fir.box<!fir.array<?xf32>>, index) -> (index, index, index)
+!CHECK: %[[BOUND:.*]] = acc.bounds lowerbound(%[[LB]] : index) upperbound(%[[UB]] : index) extent(%[[DIMS1]]#1 : index) stride(%[[DIMS0]]#2 : index) startIdx(%[[ONE]] : index) {strideInBytes = true}
 
 !CHECK: %[[BOX_ADDR:.*]] = fir.box_addr %[[DECLA]]#1 : (!fir.box<!fir.array<?xf32>>) -> !fir.ref<!fir.array<?xf32>>
 !CHECK: %[[CREATE:.*]] = acc.create varPtr(%[[BOX_ADDR]] : !fir.ref<!fir.array<?xf32>>) bounds(%[[BOUND]]) -> !fir.ref<!fir.array<?xf32>> {name = "a(n:m)", structured = false}
@@ -467,7 +471,8 @@ subroutine acc_enter_data_assumed(a, b, n, m)
 !CHECK: %[[LOAD_M:.*]] = fir.load %[[DECLM]]#0 : !fir.ref<i32>
 !CHECK: %[[CONVERT_M:.*]] = fir.convert %[[LOAD_M]] : (i32) -> index
 !CHECK: %[[UB:.*]] = arith.subi %[[CONVERT_M]], %[[LB_C10_IDX]] : index
-!CHECK: %[[BOUND:.*]] = acc.bounds lowerbound(%[[ZERO]] : index) upperbound(%[[UB]] : index) stride(%[[DIMS0]]#2 : index) startIdx(%[[LB_C10_IDX]] : index) {strideInBytes = true}
+!CHECK: %[[DIMS1:.*]]:3 = fir.box_dims %[[DECLB]]#1, %{{.*}} : (!fir.box<!fir.array<?xf32>>, index) -> (index, index, index)
+!CHECK: %[[BOUND:.*]] = acc.bounds lowerbound(%[[ZERO]] : index) upperbound(%[[UB]] : index) extent(%[[DIMS1]]#1 : index) stride(%[[DIMS0]]#2 : index) startIdx(%[[LB_C10_IDX]] : index) {strideInBytes = true}
 
 !CHECK: %[[BOX_ADDR:.*]] = fir.box_addr %[[DECLB]]#1 : (!fir.box<!fir.array<?xf32>>) -> !fir.ref<!fir.array<?xf32>>
 !CHECK: %[[CREATE:.*]] = acc.create varPtr(%[[BOX_ADDR]] : !fir.ref<!fir.array<?xf32>>) bounds(%[[BOUND]]) -> !fir.ref<!fir.array<?xf32>> {name = "b(:m)", structured = false}
@@ -480,7 +485,7 @@ subroutine acc_enter_data_assumed(a, b, n, m)
 !CHECK: %[[DIMS0:.*]]:3 = fir.box_dims %[[DECLB]]#1, %[[C0]] : (!fir.box<!fir.array<?xf32>>, index) -> (index, index, index)
 !CHECK: %[[C0:.*]] = arith.constant 0 : index
 !CHECK: %[[UB:.*]] = arith.subi %[[DIMS0]]#1, %[[ONE]] : index
-!CHECK: %[[BOUND:.*]] = acc.bounds lowerbound(%[[C0]] : index) upperbound(%[[UB]] : index) stride(%[[DIMS0]]#2 : index) startIdx(%[[LB_C10_IDX]] : index) {strideInBytes = true}
+!CHECK: %[[BOUND:.*]] = acc.bounds lowerbound(%[[C0]] : index) upperbound(%[[UB]] : index) extent(%[[DIMS0]]#1 : index) stride(%[[DIMS0]]#2 : index) startIdx(%[[LB_C10_IDX]] : index) {strideInBytes = true}
 
 !CHECK: %[[BOX_ADDR:.*]] = fir.box_addr %[[DECLB]]#1 : (!fir.box<!fir.array<?xf32>>) -> !fir.ref<!fir.array<?xf32>>
 !CHECK: %[[CREATE:.*]] = acc.create varPtr(%[[BOX_ADDR]] : !fir.ref<!fir.array<?xf32>>) bounds(%[[BOUND]]) -> !fir.ref<!fir.array<?xf32>> {name = "b", structured = false}
@@ -508,7 +513,7 @@ subroutine acc_enter_data_allocatable()
 !CHECK: %[[DIMS0:.*]]:3 = fir.box_dims %[[BOX_A_1]], %[[C0_1]] : (!fir.box<!fir.heap<!fir.array<?xf32>>>, index) -> (index, index, index)
 !CHECK: %[[DIMS1:.*]]:3 = fir.box_dims %[[BOX_A_0]], %[[C0_0]] : (!fir.box<!fir.heap<!fir.array<?xf32>>>, index) -> (index, index, index)
 !CHECK: %[[UB:.*]] = arith.subi %[[DIMS1]]#1, %c1{{.*}} : index
-!CHECK: %[[BOUND:.*]] = acc.bounds lowerbound(%c0{{.*}} : index) upperbound(%[[UB]] : index) stride(%[[DIMS1]]#2 : index) startIdx(%[[DIMS0]]#0 : index) {strideInBytes = true}
+!CHECK: %[[BOUND:.*]] = acc.bounds lowerbound(%c0{{.*}} : index) upperbound(%[[UB]] : index) extent(%[[DIMS1]]#1 : index) stride(%[[DIMS1]]#2 : index) startIdx(%[[DIMS0]]#0 : index) {strideInBytes = true}
 !CHECK: %[[BOX_ADDR:.*]] = fir.box_addr %[[BOX_A_0]] : (!fir.box<!fir.heap<!fir.array<?xf32>>>) -> !fir.heap<!fir.array<?xf32>>
 !CHECK: %[[CREATE:.*]] = acc.create varPtr(%[[BOX_ADDR]] : !fir.heap<!fir.array<?xf32>>) bounds(%[[BOUND]]) -> !fir.heap<!fir.array<?xf32>> {name = "a", structured = false}
 !CHECK: acc.enter_data dataOperands(%[[CREATE]] : !fir.heap<!fir.array<?xf32>>)
@@ -529,7 +534,7 @@ subroutine acc_enter_data_allocatable()
 !CHECK: %[[C0:.*]] = arith.constant 0 : index
 !CHECK: %[[DIMS2:.*]]:3 = fir.box_dims %[[BOX_A_2]], %[[C0]] : (!fir.box<!fir.heap<!fir.array<?xf32>>>, index) -> (index, index, index)
 !CHECK: %[[UB:.*]] = arith.subi %[[DIMS2]]#1, %[[ONE]] : index
-!CHECK: %[[BOUND:.*]] = acc.bounds lowerbound(%[[ZERO]] : index) upperbound(%[[UB:.*]] : index) stride(%[[DIMS1]]#2 : index) startIdx(%[[DIMS0]]#0 : index) {strideInBytes = true}
+!CHECK: %[[BOUND:.*]] = acc.bounds lowerbound(%[[ZERO]] : index) upperbound(%[[UB:.*]] : index) extent(%[[DIMS2]]#1 : index) stride(%[[DIMS1]]#2 : index) startIdx(%[[DIMS0]]#0 : index) {strideInBytes = true}
 !CHECK: %[[BOX_ADDR:.*]] = fir.box_addr %[[BOX_A_0]] : (!fir.box<!fir.heap<!fir.array<?xf32>>>) -> !fir.heap<!fir.array<?xf32>>
 !CHECK: %[[CREATE:.*]] = acc.create varPtr(%[[BOX_ADDR]] : !fir.heap<!fir.array<?xf32>>) bounds(%[[BOUND]]) -> !fir.heap<!fir.array<?xf32>> {name = "a(:)", structured = false}
 !CHECK: acc.enter_data dataOperands(%[[CREATE]] : !fir.heap<!fir.array<?xf32>>)
@@ -547,7 +552,10 @@ subroutine acc_enter_data_allocatable()
 !CHECK: %[[LB:.*]] = arith.subi %[[C2]], %[[DIMS0]]#0 : index
 !CHECK: %[[C5:.*]] = arith.constant 5 : index
 !CHECK: %[[UB:.*]] = arith.subi %[[C5]], %[[DIMS0]]#0 : index
-!CHECK: %[[BOUND:.*]] = acc.bounds lowerbound(%[[LB]] : index) upperbound(%[[UB]] : index) stride(%[[DIMS1]]#2 : index) startIdx(%[[DIMS0]]#0 : index) {strideInBytes = true}
+!CHECK: %[[BOX_A_2:.*]] = fir.load %[[DECLA]]#1 : !fir.ref<!fir.box<!fir.heap<!fir.array<?xf32>>>>
+!CHECK: %[[C0:.*]] = arith.constant 0 : index
+!CHECK: %[[DIMS2:.*]]:3 = fir.box_dims %[[BOX_A_2]], %[[C0]] : (!fir.box<!fir.heap<!fir.array<?xf32>>>, index) -> (index, index, index)
+!CHECK: %[[BOUND:.*]] = acc.bounds lowerbound(%[[LB]] : index) upperbound(%[[UB]] : index) extent(%[[DIMS2]]#1 : index) stride(%[[DIMS1]]#2 : index) startIdx(%[[DIMS0]]#0 : index) {strideInBytes = true}
 !CHECK: %[[BOX_ADDR:.*]] = fir.box_addr %[[BOX_A_0]] : (!fir.box<!fir.heap<!fir.array<?xf32>>>) -> !fir.heap<!fir.array<?xf32>>
 !CHECK: %[[CREATE:.*]] = acc.create varPtr(%[[BOX_ADDR]] : !fir.heap<!fir.array<?xf32>>) bounds(%[[BOUND]]) -> !fir.heap<!fir.array<?xf32>> {name = "a(2:5)", structured = false}
 !CHECK: acc.enter_data dataOperands(%[[CREATE]] : !fir.heap<!fir.array<?xf32>>)
@@ -565,9 +573,9 @@ subroutine acc_enter_data_allocatable()
 !CHECK: %[[C3:.*]] = arith.constant 3 : index
 !CHECK: %[[LB:.*]] = arith.subi %[[C3]], %[[DIMS0]]#0 : index
 
-!CHECK: %[[BOX_A_1:.*]] = fir.load %[[DECLA]]#1 : !fir.ref<!fir.box<!fir.heap<!fir.array<?xf32>>>>
+!CHECK: %[[BOX_A_2:.*]] = fir.load %[[DECLA]]#1 : !fir.ref<!fir.box<!fir.heap<!fir.array<?xf32>>>>
 !CHECK: %[[C0:.*]] = arith.constant 0 : index
-!CHECK: %[[DIMS2:.*]]:3 = fir.box_dims %[[BOX_A_1]], %[[C0]] : (!fir.box<!fir.heap<!fir.array<?xf32>>>, index) -> (index, index, index)
+!CHECK: %[[DIMS2:.*]]:3 = fir.box_dims %[[BOX_A_2]], %[[C0]] : (!fir.box<!fir.heap<!fir.array<?xf32>>>, index) -> (index, index, index)
 !CHECK: %[[UB:.*]] = arith.subi %[[DIMS2]]#1, %[[ONE]] : index
 !CHECK: %[[BOUND:.*]] = acc.bounds lowerbound(%[[LB]] : index) upperbound(%[[UB]] : index) extent(%[[DIMS2]]#1 : index) stride(%[[DIMS1]]#2 : index) startIdx(%[[DIMS0]]#0 : index) {strideInBytes = true}
 !CHECK: %[[BOX_ADDR:.*]] = fir.box_addr %[[BOX_A_0]] : (!fir.box<!fir.heap<!fir.array<?xf32>>>) -> !fir.heap<!fir.array<?xf32>>
@@ -586,7 +594,10 @@ subroutine acc_enter_data_allocatable()
 !CHECK: %[[DIMS1:.*]]:3 = fir.box_dims %[[BOX_A_0]], %[[C0]] : (!fir.box<!fir.heap<!fir.array<?xf32>>>, index) -> (index, index, index)
 !CHECK: %[[C7:.*]] = arith.constant 7 : index
 !CHECK: %[[UB:.*]] = arith.subi %[[C7]], %[[DIMS0]]#0 : index
-!CHECK: %[[BOUND:.*]] = acc.bounds lowerbound(%[[ZERO]] : index) upperbound(%[[UB]] : index) stride(%[[DIMS1]]#2 : index) startIdx(%[[DIMS0]]#0 : index) {strideInBytes = true}
+!CHECK: %[[BOX_A_2:.*]] = fir.load %[[DECLA]]#1 : !fir.ref<!fir.box<!fir.heap<!fir.array<?xf32>>>>
+!CHECK: %[[C0:.*]] = arith.constant 0 : index
+!CHECK: %[[DIMS2:.*]]:3 = fir.box_dims %[[BOX_A_2]], %[[C0]] : (!fir.box<!fir.heap<!fir.array<?xf32>>>, index) -> (index, index, index)
+!CHECK: %[[BOUND:.*]] = acc.bounds lowerbound(%[[ZERO]] : index) upperbound(%[[UB]] : index) extent(%[[DIMS2]]#1 : index) stride(%[[DIMS1]]#2 : index) startIdx(%[[DIMS0]]#0 : index) {strideInBytes = true}
 !CHECK: %[[BOX_ADDR:.*]] = fir.box_addr %[[BOX_A_0]] : (!fir.box<!fir.heap<!fir.array<?xf32>>>) -> !fir.heap<!fir.array<?xf32>>
 !CHECK: %[[CREATE:.*]] = acc.create varPtr(%[[BOX_ADDR]] : !fir.heap<!fir.array<?xf32>>) bounds(%[[BOUND]]) -> !fir.heap<!fir.array<?xf32>> {name = "a(:7)", structured = false}
 !CHECK: acc.enter_data dataOperands(%[[CREATE]] : !fir.heap<!fir.array<?xf32>>)
@@ -678,23 +689,23 @@ subroutine acc_enter_data_derived_type()
 
   !$acc enter data create(a%array(1:5))
 
-
+!CHECK: %[[C10:.*]] = arith.constant 10 : index
 !CHECK: %[[ARRAY_COORD:.*]] = hlfir.designate %[[DECLA]]#0{"array"}   shape %{{.*}} : (!fir.ref<!fir.type<_QFacc_enter_data_derived_typeTdt{data:f32,array:!fir.array<10xf32>}>>, !fir.shape<1>) -> !fir.ref<!fir.array<10xf32>>
 !CHECK: %[[C1:.*]] = arith.constant 1 : index
 !CHECK: %[[C0:.*]] = arith.constant 0 : index
 !CHECK: %[[C4:.*]] = arith.constant 4 : index
-!CHECK: %[[BOUND:.*]] = acc.bounds lowerbound(%[[C0]] : index) upperbound(%[[C4]] : index) stride(%[[C1]] : index) startIdx(%[[C1]] : index)
+!CHECK: %[[BOUND:.*]] = acc.bounds lowerbound(%[[C0]] : index) upperbound(%[[C4]] : index)  extent(%[[C10]] : index) stride(%[[C1]] : index) startIdx(%[[C1]] : index)
 !CHECK: %[[CREATE:.*]] = acc.create varPtr(%[[ARRAY_COORD]] : !fir.ref<!fir.array<10xf32>>) bounds(%[[BOUND]]) -> !fir.ref<!fir.array<10xf32>> {name = "a%array(1:5)", structured = false}
 !CHECK: acc.enter_data dataOperands(%[[CREATE]] : !fir.ref<!fir.array<10xf32>>)
 
   !$acc enter data create(a%array(:5))
 
-
+!CHECK: %[[C10:.*]] = arith.constant 10 : index
 !CHECK: %[[ARRAY_COORD:.*]] = hlfir.designate %[[DECLA]]#0{"array"}   shape %{{.*}} : (!fir.ref<!fir.type<_QFacc_enter_data_derived_typeTdt{data:f32,array:!fir.array<10xf32>}>>, !fir.shape<1>) -> !fir.ref<!fir.array<10xf32>>
 !CHECK: %[[LB:.*]] = arith.constant 0 : index
 !CHECK: %[[C1:.*]] = arith.constant 1 : index
 !CHECK: %[[C4:.*]] = arith.constant 4 : index
-!CHECK: %[[BOUND:.*]] = acc.bounds lowerbound(%[[LB]] : index) upperbound(%[[C4]] : index) stride(%[[C1]] : index) startIdx(%[[C1]] : index)
+!CHECK: %[[BOUND:.*]] = acc.bounds lowerbound(%[[LB]] : index) upperbound(%[[C4]] : index) extent(%[[C10]] : index) stride(%[[C1]] : index) startIdx(%[[C1]] : index)
 !CHECK: %[[CREATE:.*]] = acc.create varPtr(%[[ARRAY_COORD]] : !fir.ref<!fir.array<10xf32>>) bounds(%[[BOUND]]) -> !fir.ref<!fir.array<10xf32>> {name = "a%array(:5)", structured = false}
 !CHECK: acc.enter_data dataOperands(%[[CREATE]] : !fir.ref<!fir.array<10xf32>>)
 
@@ -734,7 +745,7 @@ subroutine acc_enter_data_derived_type()
 !CHECK: %[[DIM0_1:.*]] = arith.constant 0 : index
 !CHECK: %[[DIMS0_1:.*]]:3 = fir.box_dims %[[DATA_BOX]], %[[DIM0_1]] : (!fir.box<!fir.heap<!fir.array<?xi32>>>, index) -> (index, index, index)
 !CHECK: %[[UB:.*]] = arith.subi %[[DIMS0_1]]#1, %[[ONE]] : index
-!CHECK: %[[BOUND:.*]] = acc.bounds lowerbound(%c0{{.*}} : index) upperbound(%[[UB]] : index) stride(%[[DIMS0_1]]#2 : index) startIdx(%[[DIMS0]]#0 : index) {strideInBytes = true}
+!CHECK: %[[BOUND:.*]] = acc.bounds lowerbound(%c0{{.*}} : index) upperbound(%[[UB]] : index) extent(%[[DIMS0_1]]#1 : index) stride(%[[DIMS0_1]]#2 : index) startIdx(%[[DIMS0]]#0 : index) {strideInBytes = true}
 !CHECK: %[[BOX_ADDR:.*]] = fir.box_addr %[[DATA_BOX]] : (!fir.box<!fir.heap<!fir.array<?xi32>>>) -> !fir.heap<!fir.array<?xi32>>
 !CHECK: %[[CREATE:.*]] = acc.create varPtr(%[[BOX_ADDR]] : !fir.heap<!fir.array<?xi32>>) bounds(%[[BOUND]]) -> !fir.heap<!fir.array<?xi32>> {name = "c%data", structured = false}
 !CHECK: acc.enter_data dataOperands(%[[CREATE]] : !fir.heap<!fir.array<?xi32>>)

diff  --git a/flang/test/Lower/OpenACC/acc-private.f90 b/flang/test/Lower/OpenACC/acc-private.f90
index 0caaefc822254..042596568bd77 100644
--- a/flang/test/Lower/OpenACC/acc-private.f90
+++ b/flang/test/Lower/OpenACC/acc-private.f90
@@ -215,7 +215,7 @@ program acc_private
 ! CHECK: %[[C1:.*]] = arith.constant 1 : index
 ! CHECK: %[[LB:.*]] = arith.constant 0 : index
 ! CHECK: %[[UB:.*]] = arith.constant 49 : index
-! CHECK: %[[BOUND:.*]] = acc.bounds lowerbound(%[[LB]] : index) upperbound(%[[UB]] : index) stride(%[[C1]] : index) startIdx(%[[C1]] : index)
+! CHECK: %[[BOUND:.*]] = acc.bounds lowerbound(%[[LB]] : index) upperbound(%[[UB]] : index) extent(%{{.*}} : index) stride(%[[C1]] : index) startIdx(%[[C1]] : index)
 ! CHECK: %[[B_PRIVATE:.*]] = acc.private varPtr(%[[DECLB]]#1 : !fir.ref<!fir.array<100xf32>>) bounds(%[[BOUND]]) -> !fir.ref<!fir.array<50xf32>> {name = "b(1:50)"}
 ! CHECK: acc.loop private(@privatization_ref_50xf32 -> %[[B_PRIVATE]] : !fir.ref<!fir.array<50xf32>>)
 
@@ -252,7 +252,7 @@ program acc_private
 ! CHECK: %[[C1:.*]] = arith.constant 1 : index
 ! CHECK: %[[LB:.*]] = arith.constant 50 : index
 ! CHECK: %[[UB:.*]] = arith.constant 99 : index
-! CHECK: %[[BOUND:.*]] = acc.bounds lowerbound(%[[LB]] : index) upperbound(%[[UB]] : index) stride(%[[C1]] : index) startIdx(%[[C1]] : index)
+! CHECK: %[[BOUND:.*]] = acc.bounds lowerbound(%[[LB]] : index) upperbound(%[[UB]] : index) extent(%{{.*}} : index) stride(%[[C1]] : index) startIdx(%[[C1]] : index)
 ! CHECK: %[[FP_B:.*]] = acc.firstprivate varPtr(%[[DECLB]]#1 : !fir.ref<!fir.array<100xf32>>) bounds(%[[BOUND]]) -> !fir.ref<!fir.array<50xf32>> {name = "b(51:100)"}
 ! CHECK: acc.parallel firstprivate(@firstprivatization_section_lb50.ub99_ref_50xf32 -> %[[FP_B]] : !fir.ref<!fir.array<50xf32>>)
 

diff  --git a/flang/test/Lower/OpenACC/acc-reduction.f90 b/flang/test/Lower/OpenACC/acc-reduction.f90
index 98fef6a2d2f29..73f7176cd4506 100644
--- a/flang/test/Lower/OpenACC/acc-reduction.f90
+++ b/flang/test/Lower/OpenACC/acc-reduction.f90
@@ -1142,11 +1142,12 @@ subroutine acc_reduction_add_static_slice(a)
 
 ! CHECK-LABEL: func.func @_QPacc_reduction_add_static_slice(
 ! CHECK-SAME: %[[ARG0:.*]]: !fir.ref<!fir.array<100xi32>> {fir.bindc_name = "a"})
+! CHECK: %[[C100:.*]] = arith.constant 100 : index
 ! HLFIR: %[[DECLARG0:.*]]:2 = hlfir.declare %[[ARG0]]
 ! CHECK: %[[C1:.*]] = arith.constant 1 : index
 ! CHECK: %[[LB:.*]] = arith.constant 10 : index
 ! CHECK: %[[UB:.*]] = arith.constant 19 : index
-! CHECK: %[[BOUND:.*]] = acc.bounds lowerbound(%[[LB]] : index) upperbound(%[[UB]] : index) stride(%[[C1]] : index) startIdx(%[[C1]] : index)
+! CHECK: %[[BOUND:.*]] = acc.bounds lowerbound(%[[LB]] : index) upperbound(%[[UB]] : index) extent(%[[C100]] : index) stride(%[[C1]] : index) startIdx(%[[C1]] : index)
 ! FIR:   %[[RED:.*]] = acc.reduction varPtr(%[[ARG0]] : !fir.ref<!fir.array<100xi32>>) bounds(%[[BOUND]]) -> !fir.ref<!fir.array<100xi32>> {name = "a(11:20)"}
 ! HLFIR: %[[RED:.*]] = acc.reduction varPtr(%[[DECLARG0]]#1 : !fir.ref<!fir.array<100xi32>>) bounds(%[[BOUND]]) -> !fir.ref<!fir.array<100xi32>> {name = "a(11:20)"}
 ! CHECK: acc.parallel reduction(@reduction_add_section_lb10.ub19_ref_100xi32 -> %[[RED]] : !fir.ref<!fir.array<100xi32>>)
@@ -1184,7 +1185,7 @@ subroutine acc_reduction_add_dynamic_extent_add_with_section(a)
 ! CHECK-LABEL: func.func @_QPacc_reduction_add_dynamic_extent_add_with_section(
 ! CHECK-SAME: %[[ARG0:.*]]: !fir.box<!fir.array<?xi32>> {fir.bindc_name = "a"})
 ! HLFIR: %[[DECL:.*]]:2 = hlfir.declare %[[ARG0]] {uniq_name = "_QFacc_reduction_add_dynamic_extent_add_with_sectionEa"} : (!fir.box<!fir.array<?xi32>>) -> (!fir.box<!fir.array<?xi32>>, !fir.box<!fir.array<?xi32>>)
-! HLFIR: %[[BOUND:.*]] = acc.bounds lowerbound(%c1{{.*}} : index) upperbound(%c3{{.*}} : index) stride(%{{.*}}#2 : index) startIdx(%{{.*}} : index) {strideInBytes = true}
+! HLFIR: %[[BOUND:.*]] = acc.bounds lowerbound(%c1{{.*}} : index) upperbound(%c3{{.*}} : index) extent(%{{.*}}#1 : index) stride(%{{.*}}#2 : index) startIdx(%{{.*}} : index) {strideInBytes = true}
 ! HLFIR: %[[BOX_ADDR:.*]] = fir.box_addr %[[DECL]]#1 : (!fir.box<!fir.array<?xi32>>) -> !fir.ref<!fir.array<?xi32>>
 ! HLFIR: %[[RED:.*]] = acc.reduction varPtr(%[[BOX_ADDR]] : !fir.ref<!fir.array<?xi32>>) bounds(%[[BOUND]]) -> !fir.ref<!fir.array<?xi32>> {name = "a(2:4)"}
 ! HLFIR: acc.parallel reduction(@reduction_add_section_lb1.ub3_box_Uxi32 -> %[[RED]] : !fir.ref<!fir.array<?xi32>>)
@@ -1199,7 +1200,7 @@ subroutine acc_reduction_add_allocatable(a)
 ! CHECK-SAME: %[[ARG0:.*]]: !fir.ref<!fir.box<!fir.heap<!fir.array<?xf32>>>> {fir.bindc_name = "a"})
 ! HLFIR: %[[DECL:.*]]:2 = hlfir.declare %[[ARG0]] {fortran_attrs = #fir.var_attrs<allocatable>, uniq_name = "_QFacc_reduction_add_allocatableEa"} : (!fir.ref<!fir.box<!fir.heap<!fir.array<?xf32>>>>) -> (!fir.ref<!fir.box<!fir.heap<!fir.array<?xf32>>>>, !fir.ref<!fir.box<!fir.heap<!fir.array<?xf32>>>>)
 ! HLFIR: %[[BOX:.*]] = fir.load %[[DECL]]#1 : !fir.ref<!fir.box<!fir.heap<!fir.array<?xf32>>>>
-! HLFIR: %[[BOUND:.*]] = acc.bounds lowerbound(%c0{{.*}} : index) upperbound(%{{.*}} : index) stride(%{{.*}}#2 : index) startIdx(%{{.*}}#0 : index) {strideInBytes = true}
+! HLFIR: %[[BOUND:.*]] = acc.bounds lowerbound(%c0{{.*}} : index) upperbound(%{{.*}} : index) extent(%{{.*}}#1 : index) stride(%{{.*}}#2 : index) startIdx(%{{.*}}#0 : index) {strideInBytes = true}
 ! HLFIR: %[[BOX_ADDR:.*]] = fir.box_addr %[[BOX]] : (!fir.box<!fir.heap<!fir.array<?xf32>>>) -> !fir.heap<!fir.array<?xf32>>
 ! HLFIR: %[[RED:.*]] = acc.reduction varPtr(%[[BOX_ADDR]] : !fir.heap<!fir.array<?xf32>>)   bounds(%6) -> !fir.heap<!fir.array<?xf32>> {name = "a"}
 ! HLFIR: acc.parallel reduction(@reduction_max_box_heap_Uxf32 -> %[[RED]] : !fir.heap<!fir.array<?xf32>>)
@@ -1214,7 +1215,7 @@ subroutine acc_reduction_add_pointer_array(a)
 ! CHECK-SAME: %[[ARG0:.*]]: !fir.ref<!fir.box<!fir.ptr<!fir.array<?xf32>>>> {fir.bindc_name = "a"})
 ! HLFIR: %[[DECL:.*]]:2 = hlfir.declare %[[ARG0]] {fortran_attrs = #fir.var_attrs<pointer>, uniq_name = "_QFacc_reduction_add_pointer_arrayEa"} : (!fir.ref<!fir.box<!fir.ptr<!fir.array<?xf32>>>>) -> (!fir.ref<!fir.box<!fir.ptr<!fir.array<?xf32>>>>, !fir.ref<!fir.box<!fir.ptr<!fir.array<?xf32>>>>)
 ! HLFIR: %[[BOX:.*]] = fir.load %[[DECL]]#1 : !fir.ref<!fir.box<!fir.ptr<!fir.array<?xf32>>>>
-! HLFIR: %[[BOUND:.*]] = acc.bounds lowerbound(%c0{{.*}} : index) upperbound(%{{.*}} : index) stride(%{{.*}}#2 : index) startIdx(%{{.*}}#0 : index) {strideInBytes = true}
+! HLFIR: %[[BOUND:.*]] = acc.bounds lowerbound(%c0{{.*}} : index) upperbound(%{{.*}} : index) extent(%{{.*}}#1 : index) stride(%{{.*}}#2 : index) startIdx(%{{.*}}#0 : index) {strideInBytes = true}
 ! HLFIR: %[[BOX_ADDR:.*]] = fir.box_addr %[[BOX]] : (!fir.box<!fir.ptr<!fir.array<?xf32>>>) -> !fir.ptr<!fir.array<?xf32>>
 ! HLFIR: %[[RED:.*]] = acc.reduction varPtr(%[[BOX_ADDR]] : !fir.ptr<!fir.array<?xf32>>) bounds(%[[BOUND]]) -> !fir.ptr<!fir.array<?xf32>> {name = "a"}
 ! HLFIR: acc.parallel reduction(@reduction_max_box_ptr_Uxf32 -> %[[RED]] : !fir.ptr<!fir.array<?xf32>>)

diff  --git a/flang/test/Lower/OpenMP/FIR/array-bounds.f90 b/flang/test/Lower/OpenMP/FIR/array-bounds.f90
index 8acc973882146..0e0aeaed0b553 100644
--- a/flang/test/Lower/OpenMP/FIR/array-bounds.f90
+++ b/flang/test/Lower/OpenMP/FIR/array-bounds.f90
@@ -4,16 +4,18 @@
 !ALL-LABEL: func.func @_QPread_write_section(
 !ALL:  %[[ITER:.*]] = fir.alloca i32 {bindc_name = "i", uniq_name = "_QFread_write_sectionEi"}
 !ALL:  %[[READ:.*]] = fir.address_of(@_QFread_write_sectionEsp_read) : !fir.ref<!fir.array<10xi32>>
+!ALL:  %[[C10:.*]] = arith.constant 10 : index
 !ALL:  %[[WRITE:.*]] = fir.address_of(@_QFread_write_sectionEsp_write) : !fir.ref<!fir.array<10xi32>>
+!ALL:  %[[C10_0:.*]] = arith.constant 10 : index
 !ALL:  %[[C1:.*]] = arith.constant 1 : index
 !ALL:  %[[C2:.*]] = arith.constant 1 : index
 !ALL:  %[[C3:.*]] = arith.constant 4 : index
-!ALL:  %[[BOUNDS0:.*]] = omp.bounds   lower_bound(%[[C2]] : index) upper_bound(%[[C3]] : index) stride(%[[C1]] : index) start_idx(%[[C1]] : index)
+!ALL:  %[[BOUNDS0:.*]] = omp.bounds   lower_bound(%[[C2]] : index) upper_bound(%[[C3]] : index) extent(%[[C10]] : index) stride(%[[C1]] : index) start_idx(%[[C1]] : index)
 !ALL:  %[[MAP0:.*]] = omp.map_info var_ptr(%[[READ]] : !fir.ref<!fir.array<10xi32>>, !fir.array<10xi32>)   map_clauses(tofrom) capture(ByRef) bounds(%[[BOUNDS0]]) -> !fir.ref<!fir.array<10xi32>> {name = "sp_read(2:5)"}
 !ALL:  %[[C4:.*]] = arith.constant 1 : index
 !ALL:  %[[C5:.*]] = arith.constant 1 : index
 !ALL:  %[[C6:.*]] = arith.constant 4 : index
-!ALL:  %[[BOUNDS1:.*]] = omp.bounds   lower_bound(%[[C5]] : index) upper_bound(%[[C6]] : index) stride(%[[C4]] : index) start_idx(%[[C4]] : index)
+!ALL:  %[[BOUNDS1:.*]] = omp.bounds   lower_bound(%[[C5]] : index) upper_bound(%[[C6]] : index) extent(%[[C10_0]] : index) stride(%[[C4]] : index) start_idx(%[[C4]] : index)
 !ALL:  %[[MAP1:.*]] = omp.map_info var_ptr(%[[WRITE]] : !fir.ref<!fir.array<10xi32>>, !fir.array<10xi32>)   map_clauses(tofrom) capture(ByRef) bounds(%[[BOUNDS1]]) -> !fir.ref<!fir.array<10xi32>> {name = "sp_write(2:5)"}
 !ALL:  %[[MAP2:.*]] = omp.map_info var_ptr(%[[ITER]] : !fir.ref<i32>, i32)   map_clauses(implicit, exit_release_or_enter_alloc) capture(ByCopy) -> !fir.ref<i32> {name = "i"}
 !ALL: omp.target map_entries(%[[MAP0]] -> %{{.*}}, %[[MAP1]] -> %{{.*}}, %[[MAP2]] -> %{{.*}} : !fir.ref<!fir.array<10xi32>>, !fir.ref<!fir.array<10xi32>>, !fir.ref<i32>) {
@@ -36,10 +38,12 @@ module assumed_array_routines
 !ALL: %[[ALLOCA:.*]] = fir.alloca i32 {bindc_name = "i", uniq_name = "_QMassumed_array_routinesFassumed_shape_arrayEi"}
 !ALL: %[[C0:.*]] = arith.constant 1 : index
 !ALL: %[[C1:.*]] = arith.constant 0 : index
-!ALL: %[[C2:.*]]:3 = fir.box_dims %arg0, %[[C1]] : (!fir.box<!fir.array<?xi32>>, index) -> (index, index, index)
+!ALL: %[[DIMS0:.*]]:3 = fir.box_dims %arg0, %[[C1]] : (!fir.box<!fir.array<?xi32>>, index) -> (index, index, index)
 !ALL: %[[C3:.*]] = arith.constant 1 : index
 !ALL: %[[C4:.*]] = arith.constant 4 : index
-!ALL: %[[BOUNDS:.*]] = omp.bounds   lower_bound(%[[C3]] : index) upper_bound(%[[C4]] : index) stride(%[[C2]]#2 : index) start_idx(%[[C0]] : index) {stride_in_bytes = true}
+!ALL: %[[C0_1:.*]] = arith.constant 0 : index
+!ALL: %[[DIMS1:.*]]:3 = fir.box_dims %arg0, %[[C0_1]] : (!fir.box<!fir.array<?xi32>>, index) -> (index, index, index)
+!ALL: %[[BOUNDS:.*]] = omp.bounds   lower_bound(%[[C3]] : index) upper_bound(%[[C4]] : index) extent(%[[DIMS1]]#1 : index) stride(%[[DIMS0]]#2 : index) start_idx(%[[C0]] : index) {stride_in_bytes = true}
 !ALL: %[[ADDROF:.*]] = fir.box_addr %arg0 : (!fir.box<!fir.array<?xi32>>) -> !fir.ref<!fir.array<?xi32>>
 !ALL: %[[MAP:.*]] = omp.map_info var_ptr(%[[ADDROF]] : !fir.ref<!fir.array<?xi32>>, !fir.array<?xi32>)   map_clauses(tofrom) capture(ByRef) bounds(%[[BOUNDS]]) -> !fir.ref<!fir.array<?xi32>> {name = "arr_read_write(2:5)"}
 !ALL: %[[MAP2:.*]] = omp.map_info var_ptr(%[[ALLOCA]] : !fir.ref<i32>, i32)   map_clauses(implicit, exit_release_or_enter_alloc) capture(ByCopy) -> !fir.ref<i32> {name = "i"}
@@ -61,7 +65,9 @@ end subroutine assumed_shape_array
 !ALL: %[[C0:.*]] = arith.constant 1 : index
 !ALL: %[[C1:.*]] = arith.constant 1 : index
 !ALL: %[[C2:.*]] = arith.constant 4 : index
-!ALL: %[[BOUNDS:.*]]  = omp.bounds   lower_bound(%[[C1]] : index) upper_bound(%[[C2]] : index) stride(%[[C0]] : index) start_idx(%[[C0]] : index)
+!ALL: %[[DIFF:.*]] = arith.subi %[[C2]], %[[C1]] : index
+!ALL: %[[EXT:.*]] = arith.addi %[[DIFF]], %[[C0]] : index
+!ALL: %[[BOUNDS:.*]]  = omp.bounds   lower_bound(%[[C1]] : index) upper_bound(%[[C2]] : index) extent(%[[EXT]] : index) stride(%[[C0]] : index) start_idx(%[[C0]] : index)
 !ALL: %[[MAP:.*]] = omp.map_info var_ptr(%[[ARG0]] : !fir.ref<!fir.array<?xi32>>, !fir.array<?xi32>)   map_clauses(tofrom) capture(ByRef) bounds(%[[BOUNDS]]) -> !fir.ref<!fir.array<?xi32>> {name = "arr_read_write(2:5)"}
 !ALL: %[[MAP2:.*]] = omp.map_info var_ptr(%[[ALLOCA]] : !fir.ref<i32>, i32)   map_clauses(implicit, exit_release_or_enter_alloc) capture(ByCopy) -> !fir.ref<i32> {name = "i"}
 !ALL: omp.target map_entries(%[[MAP]] -> %{{.*}}, %[[MAP2]] -> %{{.*}} : !fir.ref<!fir.array<?xi32>>, !fir.ref<i32>) {

diff  --git a/flang/test/Lower/OpenMP/array-bounds.f90 b/flang/test/Lower/OpenMP/array-bounds.f90
index c0e50acb8e37c..0fb5af188fa93 100644
--- a/flang/test/Lower/OpenMP/array-bounds.f90
+++ b/flang/test/Lower/OpenMP/array-bounds.f90
@@ -8,19 +8,18 @@
 !HOST:  %[[READ_SHAPE:.*]] = fir.shape %[[C10]] : (index) -> !fir.shape<1>
 !HOST:  %[[READ_DECL:.*]]:2 = hlfir.declare %[[READ]](%[[READ_SHAPE]]) {uniq_name = "_QFread_write_sectionEsp_read"} : (!fir.ref<!fir.array<10xi32>>, !fir.shape<1>) -> (!fir.ref<!fir.array<10xi32>>, !fir.ref<!fir.array<10xi32>>)
 !HOST:  %[[WRITE:.*]] = fir.address_of(@_QFread_write_sectionEsp_write) : !fir.ref<!fir.array<10xi32>>
-!HOST:  %[[C10:.*]] = arith.constant 10 : index
-!HOST:  %[[WRITE_SHAPE:.*]] = fir.shape %[[C10]] : (index) -> !fir.shape<1>
+!HOST:  %[[C10_0:.*]] = arith.constant 10 : index
+!HOST:  %[[WRITE_SHAPE:.*]] = fir.shape %[[C10_0]] : (index) -> !fir.shape<1>
 !HOST:  %[[WRITE_DECL:.*]]:2 = hlfir.declare %[[WRITE]](%[[WRITE_SHAPE]]) {uniq_name = "_QFread_write_sectionEsp_write"} : (!fir.ref<!fir.array<10xi32>>, !fir.shape<1>) -> (!fir.ref<!fir.array<10xi32>>, !fir.ref<!fir.array<10xi32>>)
-
 !HOST:  %[[C1:.*]] = arith.constant 1 : index
 !HOST:  %[[C2:.*]] = arith.constant 1 : index
 !HOST:  %[[C3:.*]] = arith.constant 4 : index
-!HOST:  %[[BOUNDS0:.*]] = omp.bounds   lower_bound(%[[C2]] : index) upper_bound(%[[C3]] : index) stride(%[[C1]] : index) start_idx(%[[C1]] : index)
+!HOST:  %[[BOUNDS0:.*]] = omp.bounds   lower_bound(%[[C2]] : index) upper_bound(%[[C3]] : index) extent(%[[C10]] : index) stride(%[[C1]] : index) start_idx(%[[C1]] : index)
 !HOST:  %[[MAP0:.*]] = omp.map_info var_ptr(%[[READ_DECL]]#1 : !fir.ref<!fir.array<10xi32>>, !fir.array<10xi32>)   map_clauses(tofrom) capture(ByRef) bounds(%[[BOUNDS0]]) -> !fir.ref<!fir.array<10xi32>> {name = "sp_read(2:5)"}
 !HOST:  %[[C4:.*]] = arith.constant 1 : index
 !HOST:  %[[C5:.*]] = arith.constant 1 : index
 !HOST:  %[[C6:.*]] = arith.constant 4 : index
-!HOST:  %[[BOUNDS1:.*]] = omp.bounds   lower_bound(%[[C5]] : index) upper_bound(%[[C6]] : index) stride(%[[C4]] : index) start_idx(%[[C4]] : index)
+!HOST:  %[[BOUNDS1:.*]] = omp.bounds   lower_bound(%[[C5]] : index) upper_bound(%[[C6]] : index) extent(%[[C10_0]] : index) stride(%[[C4]] : index) start_idx(%[[C4]] : index)
 !HOST:  %[[MAP1:.*]] = omp.map_info var_ptr(%[[WRITE_DECL]]#1 : !fir.ref<!fir.array<10xi32>>, !fir.array<10xi32>)   map_clauses(tofrom) capture(ByRef) bounds(%[[BOUNDS1]]) -> !fir.ref<!fir.array<10xi32>> {name = "sp_write(2:5)"}
 !HOST:  omp.target map_entries(%[[MAP0]] -> %{{.*}}, %[[MAP1]] -> %{{.*}}, {{.*}} -> {{.*}} : !fir.ref<!fir.array<10xi32>>, !fir.ref<!fir.array<10xi32>>, !fir.ref<i32>) {
 
@@ -44,10 +43,12 @@ module assumed_array_routines
 !HOST: %[[ARG0_DECL:.*]]:2 = hlfir.declare %[[ARG0]] {fortran_attrs = #fir.var_attrs<intent_inout>, uniq_name = "_QMassumed_array_routinesFassumed_shape_arrayEarr_read_write"} : (!fir.box<!fir.array<?xi32>>) -> (!fir.box<!fir.array<?xi32>>, !fir.box<!fir.array<?xi32>>)
 !HOST: %[[C0:.*]] = arith.constant 1 : index
 !HOST: %[[C1:.*]] = arith.constant 0 : index
-!HOST: %[[C2:.*]]:3 = fir.box_dims %[[ARG0_DECL]]#1, %[[C1]] : (!fir.box<!fir.array<?xi32>>, index) -> (index, index, index)
+!HOST: %[[DIMS0:.*]]:3 = fir.box_dims %[[ARG0_DECL]]#1, %[[C1]] : (!fir.box<!fir.array<?xi32>>, index) -> (index, index, index)
 !HOST: %[[C3:.*]] = arith.constant 1 : index
 !HOST: %[[C4:.*]] = arith.constant 4 : index
-!HOST: %[[BOUNDS:.*]] = omp.bounds   lower_bound(%[[C3]] : index) upper_bound(%[[C4]] : index) stride(%[[C2]]#2 : index) start_idx(%[[C0]] : index) {stride_in_bytes = true}
+!HOST: %[[C0_1:.*]] = arith.constant 0 : index
+!HOST: %[[DIMS1:.*]]:3 = fir.box_dims %[[ARG0_DECL]]#1, %[[C0_1]] : (!fir.box<!fir.array<?xi32>>, index) -> (index, index, index)
+!HOST: %[[BOUNDS:.*]] = omp.bounds   lower_bound(%[[C3]] : index) upper_bound(%[[C4]] : index) extent(%[[DIMS1]]#1 : index) stride(%[[DIMS0]]#2 : index) start_idx(%[[C0]] : index) {stride_in_bytes = true}
 !HOST: %[[ADDROF:.*]] = fir.box_addr %[[ARG0_DECL]]#1 : (!fir.box<!fir.array<?xi32>>) -> !fir.ref<!fir.array<?xi32>>
 !HOST: %[[MAP:.*]] = omp.map_info var_ptr(%[[ADDROF]] : !fir.ref<!fir.array<?xi32>>, !fir.array<?xi32>)   map_clauses(tofrom) capture(ByRef) bounds(%[[BOUNDS]]) -> !fir.ref<!fir.array<?xi32>> {name = "arr_read_write(2:5)"}
 !HOST: omp.target   map_entries(%[[MAP]] -> %{{.*}}, {{.*}} -> {{.*}} : !fir.ref<!fir.array<?xi32>>, !fir.ref<i32>) {
@@ -64,14 +65,15 @@ end subroutine assumed_shape_array
 
 !HOST-LABEL: func.func @_QMassumed_array_routinesPassumed_size_array(
 !HOST-SAME: %[[ARG0:.*]]: !fir.ref<!fir.array<?xi32>> {fir.bindc_name = "arr_read_write"}) {
-!HOST: %[[UNDEF:.*]] = fir.undefined index
-!HOST: %[[ARG0_SHAPE:.*]] = fir.shape %[[UNDEF]] : (index) -> !fir.shape<1>
+!HOST: %[[ARG0_SHAPE:.*]] = fir.shape %{{.*}} : (index) -> !fir.shape<1>
 !HOST: %[[ARG0_DECL:.*]]:2 = hlfir.declare %[[ARG0]](%[[ARG0_SHAPE]]) {fortran_attrs = #fir.var_attrs<intent_inout>, uniq_name = "_QMassumed_array_routinesFassumed_size_arrayEarr_read_write"} : (!fir.ref<!fir.array<?xi32>>, !fir.shape<1>) -> (!fir.box<!fir.array<?xi32>>, !fir.ref<!fir.array<?xi32>>)
 !HOST: %[[ALLOCA:.*]] = fir.alloca i32 {bindc_name = "i", uniq_name = "_QMassumed_array_routinesFassumed_size_arrayEi"}
 !HOST: %[[C0:.*]] = arith.constant 1 : index
 !HOST: %[[C1:.*]] = arith.constant 1 : index
 !HOST: %[[C2:.*]] = arith.constant 4 : index
-!HOST: %[[BOUNDS:.*]]  = omp.bounds   lower_bound(%[[C1]] : index) upper_bound(%[[C2]] : index) stride(%[[C0]] : index) start_idx(%[[C0]] : index)
+!HOST: %[[DIFF:.*]] = arith.subi %[[C2]], %[[C1]] : index
+!HOST: %[[EXT:.*]] = arith.addi %[[DIFF]], %[[C0]] : index
+!HOST: %[[BOUNDS:.*]]  = omp.bounds   lower_bound(%[[C1]] : index) upper_bound(%[[C2]] : index) extent(%[[EXT]] : index) stride(%[[C0]] : index) start_idx(%[[C0]] : index)
 !HOST: %[[MAP:.*]] = omp.map_info var_ptr(%[[ARG0_DECL]]#1 : !fir.ref<!fir.array<?xi32>>, !fir.array<?xi32>)   map_clauses(tofrom) capture(ByRef) bounds(%[[BOUNDS]]) -> !fir.ref<!fir.array<?xi32>> {name = "arr_read_write(2:5)"}
 !HOST: omp.target map_entries(%[[MAP]] -> %{{.*}}, {{.*}} -> {{.*}} : !fir.ref<!fir.array<?xi32>>, !fir.ref<i32>) {
         subroutine assumed_size_array(arr_read_write)


        


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