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Vendor import of llvm-project branch release/15.x llvmorg-15.0.7-0-g8dfdcc7b7bf6.

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This commit is contained in:
Dimitry Andric 2023-01-14 14:54:35 +01:00
parent 458532c2dd
commit b9a7e2c743
5 changed files with 96 additions and 44 deletions
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2
libcxx/include/__config
View File

@ -36,7 +36,7 @@
#ifdef __cplusplus
# define _LIBCPP_VERSION 15006
# define _LIBCPP_VERSION 15007
# define _LIBCPP_CONCAT_IMPL(_X, _Y) _X##_Y
# define _LIBCPP_CONCAT(_X, _Y) _LIBCPP_CONCAT_IMPL(_X, _Y)

119
libcxx/include/vector
View File

@ -297,6 +297,7 @@ erase_if(vector<T, Allocator>& c, Predicate pred); // C++20
#include <__utility/forward.h>
#include <__utility/move.h>
#include <__utility/swap.h>
#include <__utility/transaction.h>
#include <climits>
#include <cstdlib>
#include <cstring>
@ -425,18 +426,27 @@ public:
value_type,
typename iterator_traits<_ForwardIterator>::reference>::value>::type* = 0);
_LIBCPP_CONSTEXPR_AFTER_CXX17 _LIBCPP_INLINE_VISIBILITY
~vector()
{
__annotate_delete();
std::__debug_db_erase_c(this);
private:
class __destroy_vector {
public:
_LIBCPP_CONSTEXPR __destroy_vector(vector& __vec) : __vec_(__vec) {}
if (this->__begin_ != nullptr)
{
__clear();
__alloc_traits::deallocate(__alloc(), this->__begin_, capacity());
_LIBCPP_CONSTEXPR_AFTER_CXX17 _LIBCPP_HIDE_FROM_ABI void operator()() {
__vec_.__annotate_delete();
std::__debug_db_erase_c(std::addressof(__vec_));
if (__vec_.__begin_ != nullptr) {
__vec_.__clear();
__alloc_traits::deallocate(__vec_.__alloc(), __vec_.__begin_, __vec_.capacity());
}
}
}
private:
vector& __vec_;
};
public:
_LIBCPP_CONSTEXPR_AFTER_CXX17 _LIBCPP_HIDE_FROM_ABI ~vector() { __destroy_vector(*this)(); }
_LIBCPP_CONSTEXPR_AFTER_CXX17 vector(const vector& __x);
_LIBCPP_CONSTEXPR_AFTER_CXX17 vector(const vector& __x, const __type_identity_t<allocator_type>& __a);
@ -1075,12 +1085,14 @@ template <class _Tp, class _Allocator>
_LIBCPP_CONSTEXPR_AFTER_CXX17
vector<_Tp, _Allocator>::vector(size_type __n)
{
_VSTD::__debug_db_insert_c(this);
auto __guard = std::__make_transaction(__destroy_vector(*this));
std::__debug_db_insert_c(this);
if (__n > 0)
{
__vallocate(__n);
__construct_at_end(__n);
}
__guard.__complete();
}
#if _LIBCPP_STD_VER > 11
@ -1089,12 +1101,14 @@ _LIBCPP_CONSTEXPR_AFTER_CXX17
vector<_Tp, _Allocator>::vector(size_type __n, const allocator_type& __a)
: __end_cap_(nullptr, __a)
{
_VSTD::__debug_db_insert_c(this);
auto __guard = std::__make_transaction(__destroy_vector(*this));
std::__debug_db_insert_c(this);
if (__n > 0)
{
__vallocate(__n);
__construct_at_end(__n);
}
__guard.__complete();
}
#endif
@ -1102,12 +1116,14 @@ template <class _Tp, class _Allocator>
_LIBCPP_CONSTEXPR_AFTER_CXX17
vector<_Tp, _Allocator>::vector(size_type __n, const value_type& __x)
{
_VSTD::__debug_db_insert_c(this);
auto __guard = std::__make_transaction(__destroy_vector(*this));
std::__debug_db_insert_c(this);
if (__n > 0)
{
__vallocate(__n);
__construct_at_end(__n, __x);
}
__guard.__complete();
}
template <class _Tp, class _Allocator>
@ -1120,9 +1136,11 @@ vector<_Tp, _Allocator>::vector(_InputIterator __first,
typename iterator_traits<_InputIterator>::reference>::value,
_InputIterator>::type __last)
{
_VSTD::__debug_db_insert_c(this);
auto __guard = std::__make_transaction(__destroy_vector(*this));
std::__debug_db_insert_c(this);
for (; __first != __last; ++__first)
emplace_back(*__first);
__guard.__complete();
}
template <class _Tp, class _Allocator>
@ -1135,9 +1153,11 @@ vector<_Tp, _Allocator>::vector(_InputIterator __first, _InputIterator __last, c
typename iterator_traits<_InputIterator>::reference>::value>::type*)
: __end_cap_(nullptr, __a)
{
_VSTD::__debug_db_insert_c(this);
auto __guard = std::__make_transaction(__destroy_vector(*this));
std::__debug_db_insert_c(this);
for (; __first != __last; ++__first)
emplace_back(*__first);
__guard.__complete();
}
template <class _Tp, class _Allocator>
@ -1150,13 +1170,15 @@ vector<_Tp, _Allocator>::vector(_ForwardIterator __first,
typename iterator_traits<_ForwardIterator>::reference>::value,
_ForwardIterator>::type __last)
{
_VSTD::__debug_db_insert_c(this);
size_type __n = static_cast<size_type>(_VSTD::distance(__first, __last));
auto __guard = std::__make_transaction(__destroy_vector(*this));
std::__debug_db_insert_c(this);
size_type __n = static_cast<size_type>(std::distance(__first, __last));
if (__n > 0)
{
__vallocate(__n);
__construct_at_end(__first, __last, __n);
}
__guard.__complete();
}
template <class _Tp, class _Allocator>
@ -1169,13 +1191,15 @@ vector<_Tp, _Allocator>::vector(_ForwardIterator __first, _ForwardIterator __las
typename iterator_traits<_ForwardIterator>::reference>::value>::type*)
: __end_cap_(nullptr, __a)
{
_VSTD::__debug_db_insert_c(this);
size_type __n = static_cast<size_type>(_VSTD::distance(__first, __last));
auto __guard = std::__make_transaction(__destroy_vector(*this));
std::__debug_db_insert_c(this);
size_type __n = static_cast<size_type>(std::distance(__first, __last));
if (__n > 0)
{
__vallocate(__n);
__construct_at_end(__first, __last, __n);
}
__guard.__complete();
}
template <class _Tp, class _Allocator>
@ -1183,13 +1207,15 @@ _LIBCPP_CONSTEXPR_AFTER_CXX17
vector<_Tp, _Allocator>::vector(const vector& __x)
: __end_cap_(nullptr, __alloc_traits::select_on_container_copy_construction(__x.__alloc()))
{
_VSTD::__debug_db_insert_c(this);
auto __guard = std::__make_transaction(__destroy_vector(*this));
std::__debug_db_insert_c(this);
size_type __n = __x.size();
if (__n > 0)
{
__vallocate(__n);
__construct_at_end(__x.__begin_, __x.__end_, __n);
}
__guard.__complete();
}
template <class _Tp, class _Allocator>
@ -1197,13 +1223,15 @@ _LIBCPP_CONSTEXPR_AFTER_CXX17
vector<_Tp, _Allocator>::vector(const vector& __x, const __type_identity_t<allocator_type>& __a)
: __end_cap_(nullptr, __a)
{
_VSTD::__debug_db_insert_c(this);
auto __guard = std::__make_transaction(__destroy_vector(*this));
std::__debug_db_insert_c(this);
size_type __n = __x.size();
if (__n > 0)
{
__vallocate(__n);
__construct_at_end(__x.__begin_, __x.__end_, __n);
}
__guard.__complete();
}
template <class _Tp, class _Allocator>
@ -1243,7 +1271,9 @@ vector<_Tp, _Allocator>::vector(vector&& __x, const __type_identity_t<allocator_
else
{
typedef move_iterator<iterator> _Ip;
auto __guard = std::__make_transaction(__destroy_vector(*this));
assign(_Ip(__x.begin()), _Ip(__x.end()));
__guard.__complete();
}
}
@ -1254,12 +1284,14 @@ _LIBCPP_CONSTEXPR_AFTER_CXX17
inline _LIBCPP_INLINE_VISIBILITY
vector<_Tp, _Allocator>::vector(initializer_list<value_type> __il)
{
_VSTD::__debug_db_insert_c(this);
auto __guard = std::__make_transaction(__destroy_vector(*this));
std::__debug_db_insert_c(this);
if (__il.size() > 0)
{
__vallocate(__il.size());
__construct_at_end(__il.begin(), __il.end(), __il.size());
}
__guard.__complete();
}
template <class _Tp, class _Allocator>
@ -1268,12 +1300,14 @@ inline _LIBCPP_INLINE_VISIBILITY
vector<_Tp, _Allocator>::vector(initializer_list<value_type> __il, const allocator_type& __a)
: __end_cap_(nullptr, __a)
{
_VSTD::__debug_db_insert_c(this);
auto __guard = std::__make_transaction(__destroy_vector(*this));
std::__debug_db_insert_c(this);
if (__il.size() > 0)
{
__vallocate(__il.size());
__construct_at_end(__il.begin(), __il.end(), __il.size());
}
__guard.__complete();
}
#endif // _LIBCPP_CXX03_LANG
@ -2111,8 +2145,26 @@ public:
#else
_NOEXCEPT;
#endif
_LIBCPP_CONSTEXPR_AFTER_CXX17 ~vector();
_LIBCPP_CONSTEXPR_AFTER_CXX17 explicit vector(size_type __n);
private:
class __destroy_vector {
public:
_LIBCPP_CONSTEXPR __destroy_vector(vector& __vec) : __vec_(__vec) {}
_LIBCPP_CONSTEXPR_AFTER_CXX17 _LIBCPP_HIDE_FROM_ABI void operator()() {
if (__vec_.__begin_ != nullptr)
__storage_traits::deallocate(__vec_.__alloc(), __vec_.__begin_, __vec_.__cap());
std::__debug_db_invalidate_all(this);
}
private:
vector& __vec_;
};
public:
_LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_AFTER_CXX17 ~vector() { __destroy_vector(*this)(); }
_LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_AFTER_CXX17 explicit vector(size_type __n);
#if _LIBCPP_STD_VER > 11
_LIBCPP_CONSTEXPR_AFTER_CXX17 explicit vector(size_type __n, const allocator_type& __a);
#endif
@ -2647,12 +2699,14 @@ vector<bool, _Allocator>::vector(_ForwardIterator __first, _ForwardIterator __la
__size_(0),
__cap_alloc_(0, __default_init_tag())
{
size_type __n = static_cast<size_type>(_VSTD::distance(__first, __last));
auto __guard = std::__make_transaction(__destroy_vector(*this));
size_type __n = static_cast<size_type>(std::distance(__first, __last));
if (__n > 0)
{
__vallocate(__n);
__construct_at_end(__first, __last);
}
__guard.__complete();
}
template <class _Allocator>
@ -2664,12 +2718,14 @@ vector<bool, _Allocator>::vector(_ForwardIterator __first, _ForwardIterator __la
__size_(0),
__cap_alloc_(0, static_cast<__storage_allocator>(__a))
{
size_type __n = static_cast<size_type>(_VSTD::distance(__first, __last));
auto __guard = std::__make_transaction(__destroy_vector(*this));
size_type __n = static_cast<size_type>(std::distance(__first, __last));
if (__n > 0)
{
__vallocate(__n);
__construct_at_end(__first, __last);
}
__guard.__complete();
}
#ifndef _LIBCPP_CXX03_LANG
@ -2706,15 +2762,6 @@ vector<bool, _Allocator>::vector(initializer_list<value_type> __il, const alloca
#endif // _LIBCPP_CXX03_LANG
template <class _Allocator>
_LIBCPP_CONSTEXPR_AFTER_CXX17
vector<bool, _Allocator>::~vector()
{
if (__begin_ != nullptr)
__storage_traits::deallocate(__alloc(), __begin_, __cap());
std::__debug_db_invalidate_all(this);
}
template <class _Allocator>
_LIBCPP_CONSTEXPR_AFTER_CXX17
vector<bool, _Allocator>::vector(const vector& __v)

8
llvm/lib/CodeGen/PrologEpilogInserter.cpp
View File

@ -1237,7 +1237,13 @@ void PEI::insertZeroCallUsedRegs(MachineFunction &MF) {
if (!MO.isReg())
continue;
for (MCPhysReg SReg : TRI.sub_and_superregs_inclusive(MO.getReg()))
MCRegister Reg = MO.getReg();
// This picks up sibling registers (e.q. %al -> %ah).
for (MCRegUnitIterator Unit(Reg, &TRI); Unit.isValid(); ++Unit)
RegsToZero.reset(*Unit);
for (MCPhysReg SReg : TRI.sub_and_superregs_inclusive(Reg))
RegsToZero.reset(SReg);
}
}

3
llvm/lib/CodeGen/RegAllocFast.cpp
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@ -443,6 +443,9 @@ void RegAllocFast::spill(MachineBasicBlock::iterator Before, Register VirtReg,
SpilledOperandsMap[MO->getParent()].push_back(MO);
for (auto MISpilledOperands : SpilledOperandsMap) {
MachineInstr &DBG = *MISpilledOperands.first;
// We don't have enough support for tracking operands of DBG_VALUE_LISTs.
if (DBG.isDebugValueList())
continue;
MachineInstr *NewDV = buildDbgValueForSpill(
*MBB, Before, *MISpilledOperands.first, FI, MISpilledOperands.second);
assert(NewDV->getParent() == MBB && "dangling parent pointer");

8
llvm/lib/CodeGen/TypePromotion.cpp
View File

@ -570,7 +570,6 @@ void IRPromoter::Cleanup() {
LLVM_DEBUG(dbgs() << "IR Promotion: Cleanup..\n");
// Some zexts will now have become redundant, along with their trunc
// operands, so remove them.
// Some zexts need to be replaced with truncate if src bitwidth is larger.
for (auto *V : Visited) {
if (!isa<ZExtInst>(V))
continue;
@ -585,11 +584,6 @@ void IRPromoter::Cleanup() {
<< "\n");
ReplaceAllUsersOfWith(ZExt, Src);
continue;
} else if (ZExt->getSrcTy()->getScalarSizeInBits() > PromotedWidth) {
IRBuilder<> Builder{ZExt};
Value *Trunc = Builder.CreateTrunc(Src, ZExt->getDestTy());
ReplaceAllUsersOfWith(ZExt, Trunc);
continue;
}
// We've inserted a trunc for a zext sink, but we already know that the
@ -626,6 +620,8 @@ void IRPromoter::ConvertTruncs() {
ConstantInt *Mask =
ConstantInt::get(SrcTy, APInt::getMaxValue(NumBits).getZExtValue());
Value *Masked = Builder.CreateAnd(Trunc->getOperand(0), Mask);
if (SrcTy != ExtTy)
Masked = Builder.CreateTrunc(Masked, ExtTy);
if (auto *I = dyn_cast<Instruction>(Masked))
NewInsts.insert(I);