[flang] handle passing bind(c) derived type by value for ppc64le and powerpc64-aix (#128780)

This commit is contained in:
Kelvin Li 2025-03-03 14:43:43 -05:00 committed by GitHub
parent 4fd5d935a3
commit 83f8721201
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6 changed files with 476 additions and 2 deletions

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@ -1049,6 +1049,29 @@ struct TargetPPC64 : public GenericTarget<TargetPPC64> {
AT{});
return marshal;
}
CodeGenSpecifics::Marshalling
structType(mlir::Location loc, fir::RecordType ty, bool isResult) const {
CodeGenSpecifics::Marshalling marshal;
auto sizeAndAlign{
fir::getTypeSizeAndAlignmentOrCrash(loc, ty, getDataLayout(), kindMap)};
unsigned short align{
std::max(sizeAndAlign.second, static_cast<unsigned short>(8))};
marshal.emplace_back(fir::ReferenceType::get(ty),
AT{align, /*byval*/ !isResult, /*sret*/ isResult});
return marshal;
}
CodeGenSpecifics::Marshalling
structArgumentType(mlir::Location loc, fir::RecordType ty,
const Marshalling &previousArguments) const override {
return structType(loc, ty, false);
}
CodeGenSpecifics::Marshalling
structReturnType(mlir::Location loc, fir::RecordType ty) const override {
return structType(loc, ty, true);
}
};
} // namespace
@ -1060,7 +1083,7 @@ namespace {
struct TargetPPC64le : public GenericTarget<TargetPPC64le> {
using GenericTarget::GenericTarget;
static constexpr int defaultWidth = 64;
static constexpr int defaultWidth{64};
CodeGenSpecifics::Marshalling
complexArgumentType(mlir::Location, mlir::Type eleTy) const override {
@ -1081,6 +1104,143 @@ struct TargetPPC64le : public GenericTarget<TargetPPC64le> {
AT{});
return marshal;
}
unsigned getElemWidth(mlir::Type ty) const {
unsigned width{};
llvm::TypeSwitch<mlir::Type>(ty)
.template Case<mlir::ComplexType>([&](mlir::ComplexType cmplx) {
auto elemType{
mlir::dyn_cast<mlir::FloatType>(cmplx.getElementType())};
width = elemType.getWidth();
})
.template Case<mlir::FloatType>(
[&](mlir::FloatType real) { width = real.getWidth(); });
return width;
}
// Determine if all derived types components are of the same float type with
// the same width. Complex(4) is considered 2 floats and complex(8) 2 doubles.
bool hasSameFloatAndWidth(
fir::RecordType recTy,
std::pair<mlir::Type, unsigned> &firstTypeAndWidth) const {
for (auto comp : recTy.getTypeList()) {
mlir::Type compType{comp.second};
if (mlir::isa<fir::RecordType>(compType)) {
auto rc{hasSameFloatAndWidth(mlir::cast<fir::RecordType>(compType),
firstTypeAndWidth)};
if (!rc)
return false;
} else {
mlir::Type ty;
bool isFloatType{false};
if (mlir::isa<mlir::FloatType, mlir::ComplexType>(compType)) {
ty = compType;
isFloatType = true;
} else if (auto seqTy = mlir::dyn_cast<fir::SequenceType>(compType)) {
ty = seqTy.getEleTy();
isFloatType = mlir::isa<mlir::FloatType, mlir::ComplexType>(ty);
}
if (!isFloatType) {
return false;
}
auto width{getElemWidth(ty)};
if (firstTypeAndWidth.first == nullptr) {
firstTypeAndWidth.first = ty;
firstTypeAndWidth.second = width;
} else if (width != firstTypeAndWidth.second) {
return false;
}
}
}
return true;
}
CodeGenSpecifics::Marshalling
passOnTheStack(mlir::Location loc, mlir::Type ty, bool isResult) const {
CodeGenSpecifics::Marshalling marshal;
auto sizeAndAlign{
fir::getTypeSizeAndAlignmentOrCrash(loc, ty, getDataLayout(), kindMap)};
unsigned short align{
std::max(sizeAndAlign.second, static_cast<unsigned short>(8))};
marshal.emplace_back(fir::ReferenceType::get(ty),
AT{align, /*byval=*/!isResult, /*sret=*/isResult});
return marshal;
}
CodeGenSpecifics::Marshalling
structType(mlir::Location loc, fir::RecordType recTy, bool isResult) const {
CodeGenSpecifics::Marshalling marshal;
auto sizeAndAlign{fir::getTypeSizeAndAlignmentOrCrash(
loc, recTy, getDataLayout(), kindMap)};
auto recordTypeSize{sizeAndAlign.first};
mlir::Type seqTy;
std::pair<mlir::Type, unsigned> firstTyAndWidth{nullptr, 0};
// If there are less than or equal to 8 floats, the structure is flatten as
// an array of floats.
constexpr uint64_t maxNoOfFloats{8};
// i64 type
mlir::Type elemTy{mlir::IntegerType::get(recTy.getContext(), defaultWidth)};
uint64_t nElem{static_cast<uint64_t>(
std::ceil(static_cast<float>(recordTypeSize * 8) / defaultWidth))};
// If the derived type components contains are all floats with the same
// width, the argument is passed as an array of floats.
if (hasSameFloatAndWidth(recTy, firstTyAndWidth)) {
uint64_t n{};
auto firstType{firstTyAndWidth.first};
// Type is either float or complex
if (auto cmplx = mlir::dyn_cast<mlir::ComplexType>(firstType)) {
auto fltType{mlir::dyn_cast<mlir::FloatType>(cmplx.getElementType())};
n = static_cast<uint64_t>(8 * recordTypeSize / fltType.getWidth());
if (n <= maxNoOfFloats) {
nElem = n;
elemTy = fltType;
}
} else if (mlir::isa<mlir::FloatType>(firstType)) {
auto elemSizeAndAlign{fir::getTypeSizeAndAlignmentOrCrash(
loc, firstType, getDataLayout(), kindMap)};
n = static_cast<uint64_t>(recordTypeSize / elemSizeAndAlign.first);
if (n <= maxNoOfFloats) {
nElem = n;
elemTy = firstType;
}
}
// Neither float nor complex
assert(n > 0 && "unexpected type");
}
// For function returns, only flattened if there are less than 8
// floats in total.
if (isResult &&
((mlir::isa<mlir::FloatType>(elemTy) && nElem > maxNoOfFloats) ||
!mlir::isa<mlir::FloatType>(elemTy))) {
return passOnTheStack(loc, recTy, isResult);
}
seqTy = fir::SequenceType::get(nElem, elemTy);
marshal.emplace_back(seqTy, AT{});
return marshal;
}
CodeGenSpecifics::Marshalling
structArgumentType(mlir::Location loc, fir::RecordType recType,
const Marshalling &previousArguments) const override {
auto sizeAndAlign{fir::getTypeSizeAndAlignmentOrCrash(
loc, recType, getDataLayout(), kindMap)};
if (sizeAndAlign.first > 64) {
return passOnTheStack(loc, recType, false);
}
return structType(loc, recType, false);
}
CodeGenSpecifics::Marshalling
structReturnType(mlir::Location loc, fir::RecordType recType) const override {
return structType(loc, recType, true);
}
};
} // namespace

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@ -7,7 +7,6 @@
/// only the first example in each category checks the entire invocation process,
/// while the other examples only check the signatures.
// REQUIRES: loongarch-registered-target
// RUN: fir-opt --split-input-file --target-rewrite="target=loongarch64-unknown-linux-gnu" %s | FileCheck %s

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@ -0,0 +1,28 @@
// Test powerpc64 rewrite of struct passed by value (BIND(C), VALUE derived types).
//
// RUN: fir-opt --target-rewrite="target=powerpc64-ibm-aix" %s | FileCheck %s
module attributes {fir.defaultkind = "a1c4d8i4l4r4", fir.kindmap = "", llvm.data_layout = "E-m:a-Fi64-i64:64-i128:128-n32:64-S128-v256:256:256-v512:512:512", llvm.target_triple = "powerpc64-ibm-aix7.2.0.0"} {
// character type
func.func @csubch(%arg0: !fir.type<_QFcsubchTdt<{c:!fir.char<1>}>> {fir.bindc_name = "arg"}) attributes {fir.bindc_name = "csubch"} { return }
//CHECK-LABEL: func.func @csubch(%arg0: !fir.ref<!fir.type<_QFcsubchTdt<{c:!fir.char<1>}>>> {fir.bindc_name = "arg", llvm.align = 8 : i32, llvm.byval = !fir.type<_QFcsubchTdt<{c:!fir.char<1>}>>}) attributes {fir.bindc_name = "csubch"}
// integer type
func.func @csubi1(%arg0: !fir.type<_QFcsubi1Tdt<{i:i32}>> {fir.bindc_name = "arg"}) attributes {fir.bindc_name = "csubi1"} { return }
//CHECK-LABEL: func.func @csubi1(%arg0: !fir.ref<!fir.type<_QFcsubi1Tdt<{i:i32}>>> {fir.bindc_name = "arg", llvm.align = 8 : i32, llvm.byval = !fir.type<_QFcsubi1Tdt<{i:i32}>>}) attributes {fir.bindc_name = "csubi1"}
// real type (scalar)
func.func @csubr1(%arg0: !fir.type<_QFcsubr1Tdt<{r1:f32,r2:f32,r3:f32}>> {fir.bindc_name = "arg"}) attributes {fir.bindc_name = "csubr1"} { return }
//CHECK-LABEL: func.func @csubr1(%arg0: !fir.ref<!fir.type<_QFcsubr1Tdt<{r1:f32,r2:f32,r3:f32}>>> {fir.bindc_name = "arg", llvm.align = 8 : i32, llvm.byval = !fir.type<_QFcsubr1Tdt<{r1:f32,r2:f32,r3:f32}>>}) attributes {fir.bindc_name = "csubr1"}
// real type (array)
func.func @csubr5(%arg0: !fir.type<_QFcsubr5Tdt<{r:!fir.array<8xf32>}>> {fir.bindc_name = "arg"}) attributes {fir.bindc_name = "csubr5"} { return }
//CHECK-LABEL: func.func @csubr5(%arg0: !fir.ref<!fir.type<_QFcsubr5Tdt<{r:!fir.array<8xf32>}>>> {fir.bindc_name = "arg", llvm.align = 8 : i32, llvm.byval = !fir.type<_QFcsubr5Tdt<{r:!fir.array<8xf32>}>>}) attributes {fir.bindc_name = "csubr5"}
// mixed types
func.func @csub1(%arg0: !fir.type<_QFcsub1Tdt<{c:!fir.char<1>,r:f32,i:i64}>> {fir.bindc_name = "arg"}) attributes {fir.bindc_name = "csub1"} { return }
//CHECK-LABEL: func.func @csub1(%arg0: !fir.ref<!fir.type<_QFcsub1Tdt<{c:!fir.char<1>,r:f32,i:i64}>>> {fir.bindc_name = "arg", llvm.align = 8 : i32, llvm.byval = !fir.type<_QFcsub1Tdt<{c:!fir.char<1>,r:f32,i:i64}>>}) attributes {fir.bindc_name = "csub1"}
}

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@ -0,0 +1,82 @@
// Test ppc64le rewrite of struct passed by value (BIND(C), VALUE derived types).
//
// RUN: fir-opt --target-rewrite="target=ppc64le-ibm-linux" %s | FileCheck %s
module attributes {fir.defaultkind = "a1c4d8i4l4r4", fir.kindmap = "", llvm.data_layout = "e-m:e-Fn32-i64:64-i128:128-n32:64-S128-v256:256:256-v512:512:512", llvm.target_triple = "powerpc64le-unknown-linux-gnu"} {
// character type
func.func @csubch(%arg0: !fir.type<_QFcsubchTdt{c:!fir.char<1>}> {fir.bindc_name = "arg"}) attributes {fir.bindc_name = "csubch"} { return }
//CHECK-LABEL: func.func @csubch(%arg0: !fir.array<1xi64> {fir.bindc_name = "arg"}) attributes {fir.bindc_name = "csubch"}
// integer type
func.func @csubi1(%arg0: !fir.type<_QFcsubi1Tdt{i:i32}> {fir.bindc_name = "arg"}) attributes {fir.bindc_name = "csubi1"} { return }
//CHECK-LABEL: func.func @csubi1(%arg0: !fir.array<1xi64> {fir.bindc_name = "arg"}) attributes {fir.bindc_name = "csubi1"}
// integer type with size > 64 bytes
func.func @csubi2(%arg0: !fir.type<_QFcsubi2Tdt{i:!fir.array<17xi32>}> {fir.bindc_name = "arg"}) attributes {fir.bindc_name = "csubi2"} { return }
//CHECK-LABEL: func.func @csubi2(%arg0: !fir.ref<!fir.type<_QFcsubi2Tdt{i:!fir.array<17xi32>}>> {fir.bindc_name = "arg", llvm.align = 8 : i32, llvm.byval = !fir.type<_QFcsubi2Tdt{i:!fir.array<17xi32>}>}) attributes {fir.bindc_name = "csubi2"}
// real type (scalar)
func.func @csubr1(%arg0: !fir.type<_QFcsubr1Tdt{r1:f32,r2:f32,r3:f32}> {fir.bindc_name = "arg"}) attributes {fir.bindc_name = "csubr1"} { return }
//CHECK-LABEL: func.func @csubr1(%arg0: !fir.array<3xf32> {fir.bindc_name = "arg"}) attributes {fir.bindc_name = "csubr1"}
// real type (< 8 floats and <= 64 bytes)
func.func @csubr2(%arg0: !fir.type<_QFcsubr2Tdt{r1:f64,r2:f64,r3:f64,r4:f64,r5:f64,r6:f64,r7:f64,r8:f64}> {fir.bindc_name = "arg"}) attributes {fir.bindc_name = "csubr2"} { return }
//CHECK-LABEL: func.func @csubr2(%arg0: !fir.array<8xf64> {fir.bindc_name = "arg"}) attributes {fir.bindc_name = "csubr2"}
// real type (> 8 floats and <= 64 bytes)
func.func @csubr3(%arg0: !fir.type<_QFcsubr3Tdt{r1:f32,r2:f32,r3:f32,r4:f32,r5:f32,r6:f32,r7:f32,r8:f32,r9:f32}> {fir.bindc_name = "arg"}) attributes {fir.bindc_name = "csubr3"} { return }
//CHECK-LABEL: func.func @csubr3(%arg0: !fir.array<5xi64> {fir.bindc_name = "arg"}) attributes {fir.bindc_name = "csubr3"}
// real type (> 8 floats and > 64 bytes)
func.func @csubr4(%arg0: !fir.type<_QFcsubr4Tdt{r1:f32,r2:f32,r3:f32,r4:f32,r5:f32,r6:f32,r7:f32,r8:f32,r9:f32,r10:f32,r11:f32,r12:f32,r13:f32,r14:f32,r15:f32,r16:f32,r17:f32}> {fir.bindc_name = "arg"}) attributes {fir.bindc_name = "csubr4"} { return }
//CHECK-LABEL: func.func @csubr4(%arg0: !fir.ref<!fir.type<_QFcsubr4Tdt{r1:f32,r2:f32,r3:f32,r4:f32,r5:f32,r6:f32,r7:f32,r8:f32,r9:f32,r10:f32,r11:f32,r12:f32,r13:f32,r14:f32,r15:f32,r16:f32,r17:f32}>> {fir.bindc_name = "arg", llvm.align = 8 : i32, llvm.byval = !fir.type<_QFcsubr4Tdt{r1:f32,r2:f32,r3:f32,r4:f32,r5:f32,r6:f32,r7:f32,r8:f32,r9:f32,r10:f32,r11:f32,r12:f32,r13:f32,r14:f32,r15:f32,r16:f32,r17:f32}>}) attributes {fir.bindc_name = "csubr4"}
// real type (array)
func.func @csubr5(%arg0: !fir.type<_QFcsubr5Tdt{r:!fir.array<8xf32>}> {fir.bindc_name = "arg"}) attributes {fir.bindc_name = "csubr5"} { return }
//CHECK-LABEL: func.func @csubr5(%arg0: !fir.array<8xf32> {fir.bindc_name = "arg"}) attributes {fir.bindc_name = "csubr5"}
// real type (array componets and > 64 bytes)
func.func @csubr6(%arg0: !fir.type<_QFcsubr6Tdt{r:!fir.array<9xf64>}> {fir.bindc_name = "arg"}) attributes {fir.bindc_name = "csubr6"} { return }
//CHECK-LABEL: func.func @csubr6(%arg0: !fir.ref<!fir.type<_QFcsubr6Tdt{r:!fir.array<9xf64>}>> {fir.bindc_name = "arg", llvm.align = 8 : i32, llvm.byval = !fir.type<_QFcsubr6Tdt{r:!fir.array<9xf64>}>}) attributes {fir.bindc_name = "csubr6"}
// real type with different kinds
func.func @csubr7(%arg0: !fir.type<_QFcsubr7Tdt{r1:f32,r2:f64,r3:f64}> {fir.bindc_name = "arg"}) attributes {fir.bindc_name = "csubr7"} { return }
//CHECK-LABEL: func.func @csubr7(%arg0: !fir.array<3xi64> {fir.bindc_name = "arg"}) attributes {fir.bindc_name = "csubr7"}
// complex type
func.func @csubc1(%arg0: !fir.type<_QFcsubc1Tdt{r1:complex<f32>,r2:complex<f32>}> {fir.bindc_name = "arg"}) attributes {fir.bindc_name = "csubc1"} { return }
//CHECK-LABEL: func.func @csubc1(%arg0: !fir.array<4xf32> {fir.bindc_name = "arg"}) attributes {fir.bindc_name = "csubc1"}
func.func @csubc2(%arg0: !fir.type<_QFcsubc2Tdt{r1:complex<f64>,r2:complex<f64>,r3:complex<f64>,r4:complex<f64>}> {fir.bindc_name = "arg"}) attributes {fir.bindc_name = "csubc2"} { return }
//CHECK-LABEL: func.func @csubc2(%arg0: !fir.array<8xf64> {fir.bindc_name = "arg"}) attributes {fir.bindc_name = "csubc2"}
// complex type (> 8 floats and size < 64 bytes)
func.func @csubc3(%arg0: !fir.type<_QFcsubc3Tdt{r:!fir.array<5xcomplex<f32>>}> {fir.bindc_name = "arg"}) attributes {fir.bindc_name = "csubc3"} { return }
//CHECK-LABEL: func.func @csubc3(%arg0: !fir.array<5xi64> {fir.bindc_name = "arg"}) attributes {fir.bindc_name = "csubc3"}
// complex type (size > 64 bytes)
func.func @csubc4(%arg0: !fir.type<_QFcsubc4Tdt{r:!fir.array<9xcomplex<f32>>}> {fir.bindc_name = "arg"}) attributes {fir.bindc_name = "csubc4"} { return }
//CHECK-LABEL: func.func @csubc4(%arg0: !fir.ref<!fir.type<_QFcsubc4Tdt{r:!fir.array<9xcomplex<f32>>}>> {fir.bindc_name = "arg", llvm.align = 8 : i32, llvm.byval = !fir.type<_QFcsubc4Tdt{r:!fir.array<9xcomplex<f32>>}>}) attributes {fir.bindc_name = "csubc4"}
// mixed type
func.func @csub1(%arg0: !fir.type<_QFcsub1Tdt{c:!fir.char<1>,r:f32,i:i64}> {fir.bindc_name = "arg"}) attributes {fir.bindc_name = "csub1"} { return }
//CHECK-LABEL: func.func @csub1(%arg0: !fir.array<2xi64> {fir.bindc_name = "arg"}) attributes {fir.bindc_name = "csub1"}
// nested derived types
func.func @csub2(%arg0: !fir.type<_QFcsub2Tdt1{xdt0:!fir.type<_QFcsub2Tdt0{f1:f32,f2:f32,f3:f32}>,x1:f32,x2:f32,x3:f32,x4:f32,x5:f32}> {fir.bindc_name = "arg"}) attributes {fir.bindc_name = "csub2"} { return }
//CHECK-LABEL: func.func @csub2(%arg0: !fir.array<8xf32> {fir.bindc_name = "arg"}) attributes {fir.bindc_name = "csub2"}
func.func @csub3(%arg0: !fir.type<_QFcsub3Tdt1{xdt0:!fir.type<_QFcsub3Tdt0{f1:f32,f2:f32,f3:f32}>,x1:f32,x2:f32,i:i32}> {fir.bindc_name = "arg"}) attributes {fir.bindc_name = "csub3"} { return }
//CHECK-LABEL: func.func @csub3(%arg0: !fir.array<3xi64> {fir.bindc_name = "arg"}) attributes {fir.bindc_name = "csub3"}
func.func @csub4(%arg0: !fir.type<_QFcsub4Tdt1{xdt0:!fir.type<_QFcsub4Tdt0{f1:f32}>,x1:f64}> {fir.bindc_name = "arg"}) attributes {fir.bindc_name = "csub4"} { return }
//CHECK-LABEL: func.func @csub4(%arg0: !fir.array<2xi64> {fir.bindc_name = "arg"}) attributes {fir.bindc_name = "csub4"}
func.func @csub5(%arg0: !fir.type<_QFcsub5Tdt1{xdt0:!fir.type<_QFcsub5Tdt0{f1:complex<f32>}>,x1:f32}> {fir.bindc_name = "arg"}) attributes {fir.bindc_name = "csub5"} { return }
//CHECK-LABEL: func.func @csub5(%arg0: !fir.array<3xf32> {fir.bindc_name = "arg"}) attributes {fir.bindc_name = "csub5"}
func.func @csub6(%arg0: !fir.type<_QFcsub6Tdt1{xdt0:!fir.type<_QFcsub6Tdt0{f1:complex<f32>}>,x1:f64}> {fir.bindc_name = "arg"}) attributes {fir.bindc_name = "csub6"} { return }
//CHECK-LABEL: func.func @csub6(%arg0: !fir.array<2xi64> {fir.bindc_name = "arg"}) attributes {fir.bindc_name = "csub6"}
}

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@ -0,0 +1,102 @@
// Test powerpc64 ABI rewrite of struct returned by value (BIND(C), VALUE derived types).
//
// RUN: fir-opt --target-rewrite="target=powerpc64-ibm-aix" %s | FileCheck %s
module attributes {fir.defaultkind = "a1c4d8i4l4r4", fir.kindmap = "", llvm.data_layout = "E-m:a-Fi64-i64:64-i128:128-n32:64-S128-v256:256:256-v512:512:512", llvm.target_triple = "powerpc64-ibm-aix7.2.0.0"} {
// character type
func.func private @test_t1() -> !fir.type<t1<{c:!fir.char<1>}>>
//CHECK-LABEL: func.func private @test_t1(!fir.ref<!fir.type<t1<{c:!fir.char<1>}>>> {llvm.align = 8 : i32, llvm.sret = !fir.type<t1<{c:!fir.char<1>}>>})
func.func @test_call_t1(%arg0 : !fir.ref<!fir.type<t1<{c:!fir.char<1>}>>>) {
//CHECK-LABEL: func.func @test_call_t1(
//CHECK-SAME: %[[ARG0:.*]]: !fir.ref<!fir.type<t1<{c:!fir.char<1>}>>>)
%out = fir.call @test_t1() : () -> !fir.type<t1<{c:!fir.char<1>}>>
fir.store %out to %arg0 : !fir.ref<!fir.type<t1<{c:!fir.char<1>}>>>
return
//CHECK: %[[STCK:.*]] = llvm.intr.stacksave : !llvm.ptr
//CHECK: %[[ARG:.*]] = fir.alloca !fir.type<t1<{c:!fir.char<1>}>>
//CHECK: fir.call @test_t1(%[[ARG]]) : (!fir.ref<!fir.type<t1<{c:!fir.char<1>}>>>) -> ()
//CHECK: %[[CVT:.*]] = fir.convert %[[ARG]] : (!fir.ref<!fir.type<t1<{c:!fir.char<1>}>>>) -> !fir.ref<!fir.type<t1<{c:!fir.char<1>}>>>
//CHECK: %[[LD:.*]] = fir.load %[[CVT]] : !fir.ref<!fir.type<t1<{c:!fir.char<1>}>>>
//CHECK: llvm.intr.stackrestore %[[STCK]] : !llvm.ptr
//CHECK: fir.store %[[LD]] to %[[ARG0]] : !fir.ref<!fir.type<t1<{c:!fir.char<1>}>>>
//CHECK: return
}
// integer type
func.func private @test_t2() -> !fir.type<t2<{i:i32}>>
//CHECK-LABEL: func.func private @test_t2(!fir.ref<!fir.type<t2<{i:i32}>>> {llvm.align = 8 : i32, llvm.sret = !fir.type<t2<{i:i32}>>})
func.func @test_call_t2(%arg0 : !fir.ref<!fir.type<t2<{i:i32}>>>) {
//CHECK-LABEL: func.func @test_call_t2(
//CHECK-SAME: %[[ARG0:.*]]: !fir.ref<!fir.type<t2<{i:i32}>>>)
%out = fir.call @test_t2() : () -> !fir.type<t2<{i:i32}>>
fir.store %out to %arg0 : !fir.ref<!fir.type<t2<{i:i32}>>>
return
//CHECK: %[[STCK:.*]] = llvm.intr.stacksave : !llvm.ptr
//CHECK: %[[ARG:.*]] = fir.alloca !fir.type<t2<{i:i32}>>
//CHECK: fir.call @test_t2(%[[ARG]]) : (!fir.ref<!fir.type<t2<{i:i32}>>>) -> ()
//CHECK: %[[CVT:.*]] = fir.convert %[[ARG]] : (!fir.ref<!fir.type<t2<{i:i32}>>>) -> !fir.ref<!fir.type<t2<{i:i32}>>>
//CHECK: %[[LD:.*]] = fir.load %[[CVT]] : !fir.ref<!fir.type<t2<{i:i32}>>>
//CHECK: llvm.intr.stackrestore %[[STCK]] : !llvm.ptr
//CHECK: fir.store %[[LD]] to %[[ARG0]] : !fir.ref<!fir.type<t2<{i:i32}>>>
//CHECK: return
}
// real type (scalar)
func.func private @test_t3() -> !fir.type<t3<{r1:f32,r2:f32,r3:f32}>>
//CHECK-LABEL: func.func private @test_t3(!fir.ref<!fir.type<t3<{r1:f32,r2:f32,r3:f32}>>> {llvm.align = 8 : i32, llvm.sret = !fir.type<t3<{r1:f32,r2:f32,r3:f32}>>})
func.func @test_call_t3(%arg0 : !fir.ref<!fir.type<t3<{r1:f32,r2:f32,r3:f32}>>>) {
//CHECK-LABEL: func.func @test_call_t3(
//CHECK-SAME: %[[ARG0:.*]]: !fir.ref<!fir.type<t3<{r1:f32,r2:f32,r3:f32}>>>)
%out = fir.call @test_t3() : () -> !fir.type<t3<{r1:f32,r2:f32,r3:f32}>>
fir.store %out to %arg0 : !fir.ref<!fir.type<t3<{r1:f32,r2:f32,r3:f32}>>>
return
//CHECK: %[[STCK:.*]] = llvm.intr.stacksave : !llvm.ptr
//CHECK: %[[ARG:.*]] = fir.alloca !fir.type<t3<{r1:f32,r2:f32,r3:f32}>>
//CHECK: fir.call @test_t3(%[[ARG]]) : (!fir.ref<!fir.type<t3<{r1:f32,r2:f32,r3:f32}>>>) -> ()
//CHECK: %[[CVT:.*]] = fir.convert %[[ARG]] : (!fir.ref<!fir.type<t3<{r1:f32,r2:f32,r3:f32}>>>) -> !fir.ref<!fir.type<t3<{r1:f32,r2:f32,r3:f32}>>>
//CHECK: %[[LD:.*]] = fir.load %[[CVT]] : !fir.ref<!fir.type<t3<{r1:f32,r2:f32,r3:f32}>>>
//CHECK: llvm.intr.stackrestore %[[STCK]] : !llvm.ptr
//CHECK: fir.store %[[LD]] to %[[ARG0]] : !fir.ref<!fir.type<t3<{r1:f32,r2:f32,r3:f32}>>>
//CHECK: return
}
// real type (array)
func.func private @test_t4() -> !fir.type<t4<{r:!fir.array<8xf32>}>>
//CHECK-LABEL: func.func private @test_t4(!fir.ref<!fir.type<t4<{r:!fir.array<8xf32>}>>> {llvm.align = 8 : i32, llvm.sret = !fir.type<t4<{r:!fir.array<8xf32>}>>})
func.func @test_call_t4(%arg0 : !fir.ref<!fir.type<t4<{r:!fir.array<8xf32>}>>>) {
//CHECK-LABEL: func.func @test_call_t4(
//CHECK-SAME: %[[ARG0:.*]]: !fir.ref<!fir.type<t4<{r:!fir.array<8xf32>}>>>)
%out = fir.call @test_t4() : () -> !fir.type<t4<{r:!fir.array<8xf32>}>>
fir.store %out to %arg0 : !fir.ref<!fir.type<t4<{r:!fir.array<8xf32>}>>>
return
//CHECK: %[[STCK:.*]] = llvm.intr.stacksave : !llvm.ptr
//CHECK: %[[ARG:.*]] = fir.alloca !fir.type<t4<{r:!fir.array<8xf32>}>>
//CHECK: fir.call @test_t4(%[[ARG]]) : (!fir.ref<!fir.type<t4<{r:!fir.array<8xf32>}>>>) -> ()
//CHECK: %[[CVT:.*]] = fir.convert %[[ARG]] : (!fir.ref<!fir.type<t4<{r:!fir.array<8xf32>}>>>) -> !fir.ref<!fir.type<t4<{r:!fir.array<8xf32>}>>>
//CHECK: %[[LD:.*]] = fir.load %[[CVT]] : !fir.ref<!fir.type<t4<{r:!fir.array<8xf32>}>>>
//CHECK: llvm.intr.stackrestore %[[STCK]] : !llvm.ptr
//CHECK: fir.store %[[LD]] to %[[ARG0]] : !fir.ref<!fir.type<t4<{r:!fir.array<8xf32>}>>>
//CHECK: return
}
// mixed types
func.func private @test_t5() -> !fir.type<t5<{c:!fir.char<1>,r:f32,i:i64}>>
//CHECK-LABEL: func.func private @test_t5(!fir.ref<!fir.type<t5<{c:!fir.char<1>,r:f32,i:i64}>>> {llvm.align = 8 : i32, llvm.sret = !fir.type<t5<{c:!fir.char<1>,r:f32,i:i64}>>})
func.func @test_call_t5(%arg0 : !fir.ref<!fir.type<t5<{c:!fir.char<1>,r:f32,i:i64}>>>) {
//CHECK-LABEL: func.func @test_call_t5(
//CHECK-SAME: %[[ARG0:.*]]: !fir.ref<!fir.type<t5<{c:!fir.char<1>,r:f32,i:i64}>>>)
%out = fir.call @test_t5() : () -> !fir.type<t5<{c:!fir.char<1>,r:f32,i:i64}>>
fir.store %out to %arg0 : !fir.ref<!fir.type<t5<{c:!fir.char<1>,r:f32,i:i64}>>>
return
//CHECK: %[[STCK:.*]] = llvm.intr.stacksave : !llvm.ptr
//CHECK: %[[ARG:.*]] = fir.alloca !fir.type<t5<{c:!fir.char<1>,r:f32,i:i64}>>
//CHECK: fir.call @test_t5(%[[ARG]]) : (!fir.ref<!fir.type<t5<{c:!fir.char<1>,r:f32,i:i64}>>>) -> ()
//CHECK: %[[CVT:.*]] = fir.convert %[[ARG]] : (!fir.ref<!fir.type<t5<{c:!fir.char<1>,r:f32,i:i64}>>>) -> !fir.ref<!fir.type<t5<{c:!fir.char<1>,r:f32,i:i64}>>>
//CHECK: %[[LD:.*]] = fir.load %[[CVT]] : !fir.ref<!fir.type<t5<{c:!fir.char<1>,r:f32,i:i64}>>>
//CHECK: llvm.intr.stackrestore %[[STCK]] : !llvm.ptr
//CHECK: fir.store %[[LD]] to %[[ARG0]] : !fir.ref<!fir.type<t5<{c:!fir.char<1>,r:f32,i:i64}>>>
//CHECK: return
}
}

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@ -0,0 +1,103 @@
// Test ppc64le ABI rewrite of struct returned by value (BIND(C), VALUE derived types).
//
// RUN: fir-opt --target-rewrite="target=ppc64le-ibm-linux" %s | FileCheck %s
module attributes {fir.defaultkind = "a1c4d8i4l4r4", fir.kindmap = "", llvm.data_layout = "e-m:e-Fn32-i64:64-i128:128-n32:64-S128-v256:256:256-v512:512:512", llvm.target_triple = "powerpc64le-unknown-linux-gnu"} {
// character type
func.func private @test_t1() -> !fir.type<t1{c:!fir.char<1>}>
//CHECK-LABEL: func.func private @test_t1(!fir.ref<!fir.type<t1{c:!fir.char<1>}>> {llvm.align = 8 : i32, llvm.sret = !fir.type<t1{c:!fir.char<1>}>})
func.func @test_call_t1(%arg0 : !fir.ref<!fir.type<t1{c:!fir.char<1>}>>) {
//CHECK-LABEL: func.func @test_call_t1(
//CHECK-SAME: %[[ARG0:.*]]: !fir.ref<!fir.type<t1{c:!fir.char<1>}>>)
%out = fir.call @test_t1() : () -> !fir.type<t1{c:!fir.char<1>}>
fir.store %out to %arg0 : !fir.ref<!fir.type<t1{c:!fir.char<1>}>>
return
//CHECK: %[[STCK:.*]] = llvm.intr.stacksave : !llvm.ptr
//CHECK: %[[ARG:.*]] = fir.alloca !fir.type<t1{c:!fir.char<1>}>
//CHECK: fir.call @test_t1(%[[ARG]]) : (!fir.ref<!fir.type<t1{c:!fir.char<1>}>>) -> ()
//CHECK: %[[CVT:.*]] = fir.convert %[[ARG]] : (!fir.ref<!fir.type<t1{c:!fir.char<1>}>>) -> !fir.ref<!fir.type<t1{c:!fir.char<1>}>>
//CHECK: %[[LD:.*]] = fir.load %[[CVT]] : !fir.ref<!fir.type<t1{c:!fir.char<1>}>>
//CHECK: llvm.intr.stackrestore %[[STCK]] : !llvm.ptr
//CHECK: fir.store %[[LD]] to %[[ARG0]] : !fir.ref<!fir.type<t1{c:!fir.char<1>}>>
//CHECK: return
}
// integer type
func.func private @test_t2() -> !fir.type<t2{i:i32}>
//CHECK-LABEL: func.func private @test_t2(!fir.ref<!fir.type<t2{i:i32}>> {llvm.align = 8 : i32, llvm.sret = !fir.type<t2{i:i32}>})
func.func @test_call_t2(%arg0 : !fir.ref<!fir.type<t2{i:i32}>>) {
//CHECK-LABEL: func.func @test_call_t2(
//CHECK-SAME: %[[ARG0:.*]]: !fir.ref<!fir.type<t2{i:i32}>>)
%out = fir.call @test_t2() : () -> !fir.type<t2{i:i32}>
fir.store %out to %arg0 : !fir.ref<!fir.type<t2{i:i32}>>
return
//CHECK: %[[STCK:.*]] = llvm.intr.stacksave : !llvm.ptr
//CHECK: %[[ARG:.*]] = fir.alloca !fir.type<t2{i:i32}>
//CHECK: fir.call @test_t2(%[[ARG]]) : (!fir.ref<!fir.type<t2{i:i32}>>) -> ()
//CHECK: %[[CVT:.*]] = fir.convert %[[ARG]] : (!fir.ref<!fir.type<t2{i:i32}>>) -> !fir.ref<!fir.type<t2{i:i32}>>
//CHECK: %[[LD:.*]] = fir.load %[[CVT]] : !fir.ref<!fir.type<t2{i:i32}>>
//CHECK: llvm.intr.stackrestore %[[STCK]] : !llvm.ptr
//CHECK: fir.store %[[LD]] to %[[ARG0]] : !fir.ref<!fir.type<t2{i:i32}>>
//CHECK: return
}
// real type (scalar)
func.func private @test_t3() -> !fir.type<t3{r1:f32,r2:f32,r3:f32}>
//CHECK-LABEL: func.func private @test_t3() -> !fir.array<3xf32>
func.func @test_call_t3(%arg0 : !fir.ref<!fir.type<t3{r1:f32,r2:f32,r3:f32}>>) {
//CHECK-LABEL: func.func @test_call_t3(
//CHECK-SAME: %[[ARG0:.*]]: !fir.ref<!fir.type<t3{r1:f32,r2:f32,r3:f32}>>)
%out = fir.call @test_t3() : () -> !fir.type<t3{r1:f32,r2:f32,r3:f32}>
fir.store %out to %arg0 : !fir.ref<!fir.type<t3{r1:f32,r2:f32,r3:f32}>>
return
//CHECK: %[[RET:.*]] = fir.call @test_t3() : () -> !fir.array<3xf32>
//CHECK: %[[STCK:.*]] = llvm.intr.stacksave : !llvm.ptr
//CHECK: %[[ARG:.*]] = fir.alloca !fir.array<3xf32>
//CHECK: fir.store %[[RET]] to %[[ARG]] : !fir.ref<!fir.array<3xf32>>
//CHECK: %[[CVT:.*]] = fir.convert %[[ARG]] : (!fir.ref<!fir.array<3xf32>>) -> !fir.ref<!fir.type<t3{r1:f32,r2:f32,r3:f32}>>
//CHECK: %[[LD:.*]] = fir.load %[[CVT]] : !fir.ref<!fir.type<t3{r1:f32,r2:f32,r3:f32}>>
//CHECK: llvm.intr.stackrestore %[[STCK]] : !llvm.ptr
//CHECK: fir.store %[[LD]] to %[[ARG0]] : !fir.ref<!fir.type<t3{r1:f32,r2:f32,r3:f32}>>
//CHECK: return
}
// real type (> 8 floats)
func.func private @test_t4() -> !fir.type<t4{r:!fir.array<9xf32>}>
//CHECK-LABEL: func.func private @test_t4(!fir.ref<!fir.type<t4{r:!fir.array<9xf32>}>> {llvm.align = 8 : i32, llvm.sret = !fir.type<t4{r:!fir.array<9xf32>}>})
func.func @test_call_t4(%arg0 : !fir.ref<!fir.type<t4{r:!fir.array<9xf32>}>>) {
//CHECK-LABEL: func.func @test_call_t4(
//CHECK-SAME: %[[ARG0:.*]]: !fir.ref<!fir.type<t4{r:!fir.array<9xf32>}>>)
%out = fir.call @test_t4() : () -> !fir.type<t4{r:!fir.array<9xf32>}>
fir.store %out to %arg0 : !fir.ref<!fir.type<t4{r:!fir.array<9xf32>}>>
return
//CHECK: %[[STCK:.*]] = llvm.intr.stacksave : !llvm.ptr
//CHECK: %[[ARG:.*]] = fir.alloca !fir.type<t4{r:!fir.array<9xf32>}>
//CHECK: fir.call @test_t4(%[[ARG]]) : (!fir.ref<!fir.type<t4{r:!fir.array<9xf32>}>>) -> ()
//CHECK: %[[CVT:.*]] = fir.convert %[[ARG]] : (!fir.ref<!fir.type<t4{r:!fir.array<9xf32>}>>) -> !fir.ref<!fir.type<t4{r:!fir.array<9xf32>}>>
//CHECK: %[[LD:.*]] = fir.load %[[CVT]] : !fir.ref<!fir.type<t4{r:!fir.array<9xf32>}>>
//CHECK: llvm.intr.stackrestore %[[STCK]] : !llvm.ptr
//CHECK: fir.store %[[LD]] to %[[ARG0]] : !fir.ref<!fir.type<t4{r:!fir.array<9xf32>}>>
//CHECK: return
}
// mixed types
func.func private @test_t5() -> !fir.type<t5{c:!fir.char<1>,r:f32,i:i64}>
//CHECK-LABEL: func.func private @test_t5(!fir.ref<!fir.type<t5{c:!fir.char<1>,r:f32,i:i64}>> {llvm.align = 8 : i32, llvm.sret = !fir.type<t5{c:!fir.char<1>,r:f32,i:i64}>})
func.func @test_call_t5(%arg0 : !fir.ref<!fir.type<t5{c:!fir.char<1>,r:f32,i:i64}>>) {
//CHECK-LABEL: func.func @test_call_t5(
//CHECK-SAME: %[[ARG0:.*]]: !fir.ref<!fir.type<t5{c:!fir.char<1>,r:f32,i:i64}>>)
%out = fir.call @test_t5() : () -> !fir.type<t5{c:!fir.char<1>,r:f32,i:i64}>
fir.store %out to %arg0 : !fir.ref<!fir.type<t5{c:!fir.char<1>,r:f32,i:i64}>>
return
//CHECK: %[[STCK:.*]] = llvm.intr.stacksave : !llvm.ptr
//CHECK: %[[ARG:.*]] = fir.alloca !fir.type<t5{c:!fir.char<1>,r:f32,i:i64}>
//CHECK: fir.call @test_t5(%[[ARG]]) : (!fir.ref<!fir.type<t5{c:!fir.char<1>,r:f32,i:i64}>>) -> ()
//CHECK: %[[CVT:.*]] = fir.convert %[[ARG]] : (!fir.ref<!fir.type<t5{c:!fir.char<1>,r:f32,i:i64}>>) -> !fir.ref<!fir.type<t5{c:!fir.char<1>,r:f32,i:i64}>>
//CHECK: %[[LD:.*]] = fir.load %[[CVT]] : !fir.ref<!fir.type<t5{c:!fir.char<1>,r:f32,i:i64}>>
//CHECK: llvm.intr.stackrestore %[[STCK]] : !llvm.ptr
//CHECK: fir.store %[[LD]] to %[[ARG0]] : !fir.ref<!fir.type<t5{c:!fir.char<1>,r:f32,i:i64}>>
//CHECK: return
}
}