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[flang][openacc] Fix upperbound computation when lowerbound is default (#68160)

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The upperbound is computed from the extent. When the lowerbound is 1
(the default), the upperbounds is equal to `extent - 1`.
This commit is contained in:
Valentin Clement (バレンタイン クレメン) 2023-10-03 14:48:34 -07:00 committed by GitHub
parent 19991d078f
commit 37fcad7be9
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 17 additions and 20 deletions
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7
flang/lib/Lower/DirectivesCommon.h
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@ -799,14 +799,19 @@ genBoundsOps(fir::FirOpBuilder &builder, mlir::Location loc,
}
}
}
// ub = baseLb + extent - 1
if (!ubound) {
mlir::Value ext =
fir::factory::readExtent(builder, loc, dataExv, dimension);
if (defaultLb) {
// ub = extent - 1
ubound = builder.create<mlir::arith::SubIOp>(loc, ext, one);
} else {
// ub = baseLb + extent - 1
mlir::Value lbExt =
builder.create<mlir::arith::AddIOp>(loc, ext, baseLb);
ubound = builder.create<mlir::arith::SubIOp>(loc, lbExt, one);
}
}
mlir::Value bound = builder.create<BoundsOp>(
loc, boundTy, lbound, ubound, extent, stride, strideInBytes, baseLb);
bounds.push_back(bound);

24
flang/test/Lower/OpenACC/acc-enter-data.f90
View File

@ -178,8 +178,7 @@ subroutine acc_enter_data
!$acc enter data copyin(a(1:,1:5))
!CHECK: %[[ONE:.*]] = arith.constant 1 : index
!CHECK: %[[LB1:.*]] = arith.constant 0 : index
!CHECK: %[[LBEXT:.*]] = arith.addi %c10{{.*}}, %[[ONE]] : index
!CHECK: %[[UB1:.*]] = arith.subi %[[LBEXT]], %[[ONE]] : index
!CHECK: %[[UB1:.*]] = arith.subi %c10{{.*}}, %[[ONE]] : index
!CHECK: %[[BOUND1:.*]] = acc.bounds lowerbound(%[[LB1]] : index) upperbound(%[[UB1]] : index) stride(%[[ONE]] : index) startIdx(%c1{{.*}} : index)
!CHECK: %[[LB2:.*]] = arith.constant 0 : index
!CHECK: %[[UB2:.*]] = arith.constant 4 : index
@ -203,11 +202,9 @@ subroutine acc_enter_data
!$acc enter data copyin(a(:,:))
!CHECK: %[[LB:.*]] = arith.constant 0 : index
!CHECK: %[[ONE:.*]] = arith.constant 1 : index
!CHECK: %[[LBEXT:.*]] = arith.addi %c10{{.*}}, %[[ONE]] : index
!CHECK: %[[UB:.*]] = arith.subi %[[LBEXT]], %[[ONE]] : index
!CHECK: %[[UB:.*]] = arith.subi %c10{{.*}}, %[[ONE]] : index
!CHECK: %[[BOUND1:.*]] = acc.bounds lowerbound(%[[LB]] : index) upperbound(%[[UB]] : index) stride(%[[ONE]] : index) startIdx(%[[ONE]] : index)
!CHECK: %[[LBEXT:.*]] = arith.addi %c10{{.*}}, %[[ONE]] : index
!CHECK: %[[UB:.*]] = arith.subi %[[LBEXT]], %[[ONE]] : index
!CHECK: %[[UB:.*]] = arith.subi %{{.*}}, %[[ONE]] : index
!CHECK: %[[BOUND2:.*]] = acc.bounds lowerbound(%[[LB]] : index) upperbound(%[[UB]] : index) stride(%[[ONE]] : index) startIdx(%[[ONE]] : index)
!FIR: %[[COPYIN_A:.*]] = acc.copyin varPtr(%[[A]] : !fir.ref<!fir.array<10x10xf32>>) bounds(%[[BOUND1]], %[[BOUND2]]) -> !fir.ref<!fir.array<10x10xf32>> {name = "a(:,:)", structured = false}
!HLFIR: %[[COPYIN_A:.*]] = acc.copyin varPtr(%[[DECLA]]#1 : !fir.ref<!fir.array<10x10xf32>>) bounds(%[[BOUND1]], %[[BOUND2]]) -> !fir.ref<!fir.array<10x10xf32>> {name = "a(:,:)", structured = false}
@ -402,8 +399,7 @@ subroutine acc_enter_data_assumed(a, b, n, m)
!CHECK: %[[C0:.*]] = arith.constant 0 : index
!FIR: %[[DIMS1:.*]]:3 = fir.box_dims %[[A]], %[[C0]] : (!fir.box<!fir.array<?xf32>>, index) -> (index, index, index)
!HLFIR: %[[DIMS1:.*]]:3 = fir.box_dims %[[DECLA]]#1, %[[C0]] : (!fir.box<!fir.array<?xf32>>, index) -> (index, index, index)
!CHECK: %[[LBEXT:.*]] = arith.addi %[[DIMS1]]#1, %[[ONE]] : index
!CHECK: %[[UB:.*]] = arith.subi %[[LBEXT]], %[[ONE]] : index
!CHECK: %[[UB:.*]] = arith.subi %[[DIMS1]]#1, %[[ONE]] : index
!CHECK: %[[BOUND:.*]] = acc.bounds lowerbound(%[[LB]] : index) upperbound(%[[UB]] : index) stride(%[[DIMS0]]#2 : index) startIdx(%[[ONE]] : index) {strideInBytes = true}
!FIR: %[[BOX_ADDR:.*]] = fir.box_addr %[[A]] : (!fir.box<!fir.array<?xf32>>) -> !fir.ref<!fir.array<?xf32>>
!HLFIR: %[[BOX_ADDR:.*]] = fir.box_addr %[[DECLA]]#1 : (!fir.box<!fir.array<?xf32>>) -> !fir.ref<!fir.array<?xf32>>
@ -419,8 +415,7 @@ subroutine acc_enter_data_assumed(a, b, n, m)
!CHECK: %[[C0:.*]] = arith.constant 0 : index
!FIR: %[[DIMS1:.*]]:3 = fir.box_dims %[[A]], %[[C0]] : (!fir.box<!fir.array<?xf32>>, index) -> (index, index, index)
!HLFIR: %[[DIMS1:.*]]:3 = fir.box_dims %[[DECLA]]#1, %[[C0]] : (!fir.box<!fir.array<?xf32>>, index) -> (index, index, index)
!CHECK: %[[LBEXT:.*]] = arith.addi %[[DIMS1]]#1, %[[ONE]] : index
!CHECK: %[[UB:.*]] = arith.subi %[[LBEXT]], %[[ONE]] : index
!CHECK: %[[UB:.*]] = arith.subi %[[DIMS1]]#1, %[[ONE]] : index
!CHECK: %[[BOUND:.*]] = acc.bounds lowerbound(%[[LB]] : index) upperbound(%[[UB]] : index) stride(%[[DIMS0]]#2 : index) startIdx(%[[ONE]] : index) {strideInBytes = true}
!FIR: %[[BOX_ADDR:.*]] = fir.box_addr %[[A]] : (!fir.box<!fir.array<?xf32>>) -> !fir.ref<!fir.array<?xf32>>
!HLFIR: %[[BOX_ADDR:.*]] = fir.box_addr %[[DECLA]]#1 : (!fir.box<!fir.array<?xf32>>) -> !fir.ref<!fir.array<?xf32>>
@ -465,8 +460,7 @@ subroutine acc_enter_data_assumed(a, b, n, m)
!CHECK: %[[C0:.*]] = arith.constant 0 : index
!FIR: %[[DIMS:.*]]:3 = fir.box_dims %[[A]], %[[C0]] : (!fir.box<!fir.array<?xf32>>, index) -> (index, index, index)
!HLFIR: %[[DIMS:.*]]:3 = fir.box_dims %[[DECLA]]#1, %[[C0]] : (!fir.box<!fir.array<?xf32>>, index) -> (index, index, index)
!CHECK: %[[LBEXT:.*]] = arith.addi %[[DIMS]]#1, %[[ONE]] : index
!CHECK: %[[UB:.*]] = arith.subi %[[LBEXT]], %[[ONE]] : index
!CHECK: %[[UB:.*]] = arith.subi %[[DIMS]]#1, %[[ONE]] : index
!CHECK: %[[BOUND:.*]] = acc.bounds lowerbound(%[[LB]] : index) upperbound(%[[UB]] : index) stride(%[[DIMS0]]#2 : index) startIdx(%[[ONE]] : index) {strideInBytes = true}
!FIR: %[[BOX_ADDR:.*]] = fir.box_addr %[[A]] : (!fir.box<!fir.array<?xf32>>) -> !fir.ref<!fir.array<?xf32>>
!HLFIR: %[[BOX_ADDR:.*]] = fir.box_addr %[[DECLA]]#1 : (!fir.box<!fir.array<?xf32>>) -> !fir.ref<!fir.array<?xf32>>
@ -720,8 +714,7 @@ subroutine acc_enter_data_derived_type()
!HLFIR: %[[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: %[[LBEXT:.*]] = arith.addi %[[C10]], %[[C1]] : index
!CHECK: %[[UB:.*]] = arith.subi %[[LBEXT]], %[[C1]] : index
!CHECK: %[[UB:.*]] = arith.subi %[[C10]], %[[C1]] : index
!CHECK: %[[BOUND:.*]] = acc.bounds lowerbound(%[[LB]] : index) upperbound(%[[UB]] : 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(:)", structured = false}
!CHECK: acc.enter_data dataOperands(%[[CREATE]] : !fir.ref<!fir.array<10xf32>>)
@ -755,8 +748,7 @@ subroutine acc_enter_data_derived_type()
!HLFIR: %[[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: %[[ONE:.*]] = arith.constant 1 : index
!CHECK: %[[LB:.*]] = arith.constant 1 : index
!CHECK: %[[LBEXT:.*]] = arith.addi %[[C10]], %[[ONE]] : index
!CHECK: %[[UB:.*]] = arith.subi %[[LBEXT]], %[[ONE]] : index
!CHECK: %[[UB:.*]] = arith.subi %[[C10]], %[[ONE]] : index
!CHECK: %[[BOUND:.*]] = acc.bounds lowerbound(%[[LB]] : index) upperbound(%[[UB]] : index) stride(%[[ONE]] : index) startIdx(%[[ONE]] : index)
!CHECK: %[[CREATE:.*]] = acc.create varPtr(%[[ARRAY_COORD]] : !fir.ref<!fir.array<10xf32>>) bounds(%[[BOUND]]) -> !fir.ref<!fir.array<10xf32>> {name = "a%array(2:)", structured = false}
!CHECK: acc.enter_data dataOperands(%[[CREATE]] : !fir.ref<!fir.array<10xf32>>)