head	1.1;
branch	1.1.1;
access;
symbols
	netbsd-11-0-RC5:1.1.1.2
	netbsd-11-0-RC4:1.1.1.2
	netbsd-11-0-RC3:1.1.1.2
	netbsd-11-0-RC2:1.1.1.2
	netbsd-11-0-RC1:1.1.1.2
	perseant-exfatfs-base-20250801:1.1.1.2
	netbsd-11:1.1.1.2.0.10
	netbsd-11-base:1.1.1.2
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	netbsd-10-0-RC1:1.1.1.2
	netbsd-10:1.1.1.2.0.6
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	LLVM:1.1.1;
locks; strict;
comment	@// @;


1.1
date	2017.01.11.10.39.41;	author joerg;	state Exp;
branches
	1.1.1.1;
next	;
commitid	CNnUNfII1jgNmxBz;

1.1.1.1
date	2017.01.11.10.39.41;	author joerg;	state Exp;
branches
	1.1.1.1.4.1
	1.1.1.1.16.1;
next	1.1.1.2;
commitid	CNnUNfII1jgNmxBz;

1.1.1.2
date	2019.11.13.22.20.14;	author joerg;	state dead;
branches;
next	;
commitid	QD8YATxuNG34YJKB;

1.1.1.1.4.1
date	2017.01.11.10.39.41;	author pgoyette;	state dead;
branches;
next	1.1.1.1.4.2;
commitid	jjw7cAwgyKq7RfKz;

1.1.1.1.4.2
date	2017.03.20.06.52.58;	author pgoyette;	state Exp;
branches;
next	;
commitid	jjw7cAwgyKq7RfKz;

1.1.1.1.16.1
date	2020.04.13.07.47.28;	author martin;	state dead;
branches;
next	;
commitid	X01YhRUPVUDaec4C;


desc
@@


1.1
log
@Initial revision
@
text
@// RUN: %clang_cc1 -std=c++1z -triple x86_64-linux-gnu -emit-llvm -o - %s | FileCheck %s

namespace std {
  using size_t = decltype(sizeof(0));
  template<typename> struct tuple_size;
  template<size_t, typename> struct tuple_element;
}

struct Y { int n; };
struct X { X(); X(Y); X(const X&); ~X(); };

struct A { int a : 13; bool b; };

struct B {};
template<> struct std::tuple_size<B> { enum { value = 2 }; };
template<> struct std::tuple_element<0,B> { using type = X; };
template<> struct std::tuple_element<1,B> { using type = const int&; };
template<int N> auto get(B) {
  if constexpr (N == 0)
    return Y();
  else
    return 0.0;
}

using C = int[2];

typedef int D __attribute__((ext_vector_type(2)));

using E = _Complex int;

template<typename T> T &make();

// CHECK: @@_ZDC2a12a2E = global {{.*}} zeroinitializer, align 4
auto [a1, a2] = make<A>();
// CHECK: @@_ZDC2b12b2E = global {{.*}} zeroinitializer, align 1
// CHECK: @@b1 = global {{.*}}* null, align 8
// CHECK: @@_ZGR2b1_ = internal global {{.*}} zeroinitializer, align 1
// CHECK: @@b2 = global i32* null, align 8
// CHECK: @@_ZGR2b2_ = internal global i32 0, align 4
auto [b1, b2] = make<B>();
// CHECK: @@_ZDC2c12c2E = global [2 x i32]* null, align 8
auto &[c1, c2] = make<C>();
// CHECK: @@_ZDC2d12d2E = global <2 x i32> zeroinitializer, align 8
auto [d1, d2] = make<D>();
// CHECK: @@_ZDC2e12e2E = global { i32, i32 } zeroinitializer, align 4
auto [e1, e2] = make<E>();

// CHECK: call {{.*}}* @@_Z4makeI1AERT_v()
// CHECK: call {{.*}}memcpy{{.*}}@@_ZDC2a12a2E

// CHECK: @@_Z4makeI1BERT_v()
//   CHECK: call i32 @@_Z3getILi0EEDa1B()
//   CHECK: call void @@_ZN1XC1E1Y({{.*}}* @@_ZGR2b1_, i32
//   CHECK: call i32 @@__cxa_atexit({{.*}}@@_ZN1XD1Ev{{.*}}@@_ZGR2b1_
//   CHECK: store {{.*}}* @@_ZGR2b1_,
//
//   CHECK: call double @@_Z3getILi1EEDa1B()
//   CHECK: fptosi double %{{.*}} to i32
//   CHECK: store i32 %{{.*}}, i32* @@_ZGR2b2_
//   CHECK: store i32* @@_ZGR2b2_, i32** @@b2

// CHECK: call {{.*}}* @@_Z4makeIA2_iERT_v()
// CHECK: store {{.*}}, [2 x i32]** @@_ZDC2c12c2E

// CHECK: call {{.*}}* @@_Z4makeIDv2_iERT_v()
// CHECK: store {{.*}}, <2 x i32>* @@_ZDC2d12d2E, align 8

// CHECK: call {{.*}}* @@_Z4makeICiERT_v()
// CHECK: store i32 %{{.*}}, i32* getelementptr inbounds ({ i32, i32 }, { i32, i32 }* @@_ZDC2e12e2E, i32 0, i32 0)
// CHECK: store i32 %{{.*}}, i32* getelementptr inbounds ({ i32, i32 }, { i32, i32 }* @@_ZDC2e12e2E, i32 0, i32 1)

// CHECK: define i32 @@_Z12test_globalsv()
int test_globals() {
  return a2 + b2 + c2 + d2 + e2;
  // CHECK: load i8, i8* getelementptr inbounds (%struct.A, %struct.A* @@_ZDC2a12a2E, i32 0, i32 1)
  //
  // CHECK: %[[b2:.*]] = load i32*, i32** @@b2
  // CHECK: load i32, i32* %[[b2]]
  //
  // CHECK: %[[c1c2:.*]] = load [2 x i32]*, [2 x i32]** @@_ZDC2c12c2E
  // CHECK: %[[c2:.*]] = getelementptr inbounds [2 x i32], [2 x i32]* %[[c1c2]], i64 0, i64 1
  // CHECK: load i32, i32* %[[c2]]
  //
  // CHECK: %[[d1d2:.*]] = load <2 x i32>, <2 x i32>* @@_ZDC2d12d2E
  // CHECK: extractelement <2 x i32> %[[d1d2]], i32 1
  //
  // CHECK: load i32, i32* getelementptr inbounds ({ i32, i32 }, { i32, i32 }* @@_ZDC2e12e2E, i32 0, i32 1)
}

// CHECK: define i32 @@_Z11test_localsv()
int test_locals() {
  auto [b1, b2] = make<B>();

  // CHECK: @@_Z4makeI1BERT_v()
  //   CHECK: call i32 @@_Z3getILi0EEDa1B()
  //   CHECK: call void @@_ZN1XC1E1Y({{.*}}* %[[b1:.*]], i32
  //
  //   CHECK: call double @@_Z3getILi1EEDa1B()
  //   CHECK: %[[cvt:.*]] = fptosi double %{{.*}} to i32
  //   CHECK: store i32 %[[cvt]], i32* %[[b2:.*]],
  //   CHECK: store i32* %[[b2]], i32** %[[b2ref:.*]],

  return b2;
  // CHECK: %[[b2:.*]] = load i32*, i32** %[[b2ref]]
  // CHECK: load i32, i32* %[[b2]]

  // CHECK: call {{.*}}@@_ZN1XD1Ev({{.*}}%[[b1]])
}

// CHECK: define void @@_Z13test_bitfieldR1A(
void test_bitfield(A &a) {
  auto &[a1, a2] = a;
  a1 = 5;
  // CHECK: load i16, i16* %[[BITFIELD:.*]],
  // CHECK: and i16 %{{.*}}, -8192
  // CHECK: or i16 %{{.*}}, 5
  // CHECK: store i16 %{{.*}}, i16* %[[BITFIELD]],
}
@


1.1.1.1
log
@Import Clang pre-4.0.0 r291444.
@
text
@@


1.1.1.1.16.1
log
@Mostly merge changes from HEAD upto 20200411
@
text
@@


1.1.1.2
log
@Mark old LLVM instance as dead.
@
text
@@


1.1.1.1.4.1
log
@file cxx1z-decomposition.cpp was added on branch pgoyette-localcount on 2017-03-20 06:52:58 +0000
@
text
@d1 118
@


1.1.1.1.4.2
log
@Sync with HEAD
@
text
@a0 118
// RUN: %clang_cc1 -std=c++1z -triple x86_64-linux-gnu -emit-llvm -o - %s | FileCheck %s

namespace std {
  using size_t = decltype(sizeof(0));
  template<typename> struct tuple_size;
  template<size_t, typename> struct tuple_element;
}

struct Y { int n; };
struct X { X(); X(Y); X(const X&); ~X(); };

struct A { int a : 13; bool b; };

struct B {};
template<> struct std::tuple_size<B> { enum { value = 2 }; };
template<> struct std::tuple_element<0,B> { using type = X; };
template<> struct std::tuple_element<1,B> { using type = const int&; };
template<int N> auto get(B) {
  if constexpr (N == 0)
    return Y();
  else
    return 0.0;
}

using C = int[2];

typedef int D __attribute__((ext_vector_type(2)));

using E = _Complex int;

template<typename T> T &make();

// CHECK: @@_ZDC2a12a2E = global {{.*}} zeroinitializer, align 4
auto [a1, a2] = make<A>();
// CHECK: @@_ZDC2b12b2E = global {{.*}} zeroinitializer, align 1
// CHECK: @@b1 = global {{.*}}* null, align 8
// CHECK: @@_ZGR2b1_ = internal global {{.*}} zeroinitializer, align 1
// CHECK: @@b2 = global i32* null, align 8
// CHECK: @@_ZGR2b2_ = internal global i32 0, align 4
auto [b1, b2] = make<B>();
// CHECK: @@_ZDC2c12c2E = global [2 x i32]* null, align 8
auto &[c1, c2] = make<C>();
// CHECK: @@_ZDC2d12d2E = global <2 x i32> zeroinitializer, align 8
auto [d1, d2] = make<D>();
// CHECK: @@_ZDC2e12e2E = global { i32, i32 } zeroinitializer, align 4
auto [e1, e2] = make<E>();

// CHECK: call {{.*}}* @@_Z4makeI1AERT_v()
// CHECK: call {{.*}}memcpy{{.*}}@@_ZDC2a12a2E

// CHECK: @@_Z4makeI1BERT_v()
//   CHECK: call i32 @@_Z3getILi0EEDa1B()
//   CHECK: call void @@_ZN1XC1E1Y({{.*}}* @@_ZGR2b1_, i32
//   CHECK: call i32 @@__cxa_atexit({{.*}}@@_ZN1XD1Ev{{.*}}@@_ZGR2b1_
//   CHECK: store {{.*}}* @@_ZGR2b1_,
//
//   CHECK: call double @@_Z3getILi1EEDa1B()
//   CHECK: fptosi double %{{.*}} to i32
//   CHECK: store i32 %{{.*}}, i32* @@_ZGR2b2_
//   CHECK: store i32* @@_ZGR2b2_, i32** @@b2

// CHECK: call {{.*}}* @@_Z4makeIA2_iERT_v()
// CHECK: store {{.*}}, [2 x i32]** @@_ZDC2c12c2E

// CHECK: call {{.*}}* @@_Z4makeIDv2_iERT_v()
// CHECK: store {{.*}}, <2 x i32>* @@_ZDC2d12d2E, align 8

// CHECK: call {{.*}}* @@_Z4makeICiERT_v()
// CHECK: store i32 %{{.*}}, i32* getelementptr inbounds ({ i32, i32 }, { i32, i32 }* @@_ZDC2e12e2E, i32 0, i32 0)
// CHECK: store i32 %{{.*}}, i32* getelementptr inbounds ({ i32, i32 }, { i32, i32 }* @@_ZDC2e12e2E, i32 0, i32 1)

// CHECK: define i32 @@_Z12test_globalsv()
int test_globals() {
  return a2 + b2 + c2 + d2 + e2;
  // CHECK: load i8, i8* getelementptr inbounds (%struct.A, %struct.A* @@_ZDC2a12a2E, i32 0, i32 1)
  //
  // CHECK: %[[b2:.*]] = load i32*, i32** @@b2
  // CHECK: load i32, i32* %[[b2]]
  //
  // CHECK: %[[c1c2:.*]] = load [2 x i32]*, [2 x i32]** @@_ZDC2c12c2E
  // CHECK: %[[c2:.*]] = getelementptr inbounds [2 x i32], [2 x i32]* %[[c1c2]], i64 0, i64 1
  // CHECK: load i32, i32* %[[c2]]
  //
  // CHECK: %[[d1d2:.*]] = load <2 x i32>, <2 x i32>* @@_ZDC2d12d2E
  // CHECK: extractelement <2 x i32> %[[d1d2]], i32 1
  //
  // CHECK: load i32, i32* getelementptr inbounds ({ i32, i32 }, { i32, i32 }* @@_ZDC2e12e2E, i32 0, i32 1)
}

// CHECK: define i32 @@_Z11test_localsv()
int test_locals() {
  auto [b1, b2] = make<B>();

  // CHECK: @@_Z4makeI1BERT_v()
  //   CHECK: call i32 @@_Z3getILi0EEDa1B()
  //   CHECK: call void @@_ZN1XC1E1Y({{.*}}* %[[b1:.*]], i32
  //
  //   CHECK: call double @@_Z3getILi1EEDa1B()
  //   CHECK: %[[cvt:.*]] = fptosi double %{{.*}} to i32
  //   CHECK: store i32 %[[cvt]], i32* %[[b2:.*]],
  //   CHECK: store i32* %[[b2]], i32** %[[b2ref:.*]],

  return b2;
  // CHECK: %[[b2:.*]] = load i32*, i32** %[[b2ref]]
  // CHECK: load i32, i32* %[[b2]]

  // CHECK: call {{.*}}@@_ZN1XD1Ev({{.*}}%[[b1]])
}

// CHECK: define void @@_Z13test_bitfieldR1A(
void test_bitfield(A &a) {
  auto &[a1, a2] = a;
  a1 = 5;
  // CHECK: load i16, i16* %[[BITFIELD:.*]],
  // CHECK: and i16 %{{.*}}, -8192
  // CHECK: or i16 %{{.*}}, 5
  // CHECK: store i16 %{{.*}}, i16* %[[BITFIELD]],
}
@