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[flang][lowering] Add support for lowering of the `ior` intrinsic 

This patch adds support for lowering of the `ior` intrinsic from
Fortran to the FIR dialect of MLIR.

This is part of the upstreaming effort from the `fir-dev` branch in [1].

[1] https://github.com/flang-compiler/f18-llvm-project

Differential Revision: https://reviews.llvm.org/D121928

Co-authored-by: Jean Perier <jperier@nvidia.com>
Co-authored-by: V Donaldson <vdonaldson@nvidia.com>
Co-authored-by: Eric Schweitz <eschweitz@nvidia.com>
This commit is contained in:
Andrzej Warzynski 2022-03-17 17:22:46 +00:00
parent 7afa44f5f5
commit 4571f8aa05
2 changed files with 19 additions and 0 deletions
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9
flang/lib/Lower/IntrinsicCall.cpp
View File

@ -485,6 +485,7 @@ struct IntrinsicLibrary {
fir::ExtendedValue genIchar(mlir::Type, llvm::ArrayRef<fir::ExtendedValue>);
mlir::Value genIeor(mlir::Type, llvm::ArrayRef<mlir::Value>);
fir::ExtendedValue genIndex(mlir::Type, llvm::ArrayRef<fir::ExtendedValue>);
mlir::Value genIor(mlir::Type, llvm::ArrayRef<mlir::Value>);
mlir::Value genIshft(mlir::Type, llvm::ArrayRef<mlir::Value>);
mlir::Value genIshftc(mlir::Type, llvm::ArrayRef<mlir::Value>);
fir::ExtendedValue genLbound(mlir::Type, llvm::ArrayRef<fir::ExtendedValue>);
@ -735,6 +736,7 @@ static constexpr IntrinsicHandler handlers[]{
{"substring", asAddr},
{"back", asValue, handleDynamicOptional},
{"kind", asValue}}}},
{"ior", &I::genIor},
{"ishft", &I::genIshft},
{"ishftc", &I::genIshftc},
{"lbound",
@ -2512,6 +2514,13 @@ IntrinsicLibrary::genIndex(mlir::Type resultType,
return readAndAddCleanUp(mutBox, resultType, "INDEX");
}
// IOR
mlir::Value IntrinsicLibrary::genIor(mlir::Type resultType,
llvm::ArrayRef<mlir::Value> args) {
assert(args.size() == 2);
return builder.create<mlir::arith::OrIOp>(loc, args[0], args[1]);
}
// ISHFT
mlir::Value IntrinsicLibrary::genIshft(mlir::Type resultType,
llvm::ArrayRef<mlir::Value> args) {

10
flang/test/Lower/Intrinsics/ior.f90 Normal file
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@ -0,0 +1,10 @@
! RUN: bbc -emit-fir %s -o - | FileCheck %s
! RUN: %flang_fc1 -emit-fir %s -o - | FileCheck %s
! CHECK-LABEL: ior_test
subroutine ior_test(a, b)
integer :: a, b
print *, ior(a, b)
! CHECK: %{{[0-9]+}} = arith.ori %{{[0-9]+}}, %{{[0-9]+}} : i{{(8|16|32|64|128)}}
end subroutine ior_test