yaxunl updated this revision to Diff 93928.
yaxunl marked 5 inline comments as done.
yaxunl added a comment.
Revised by Tony's and Anastasia's comments.
https://reviews.llvm.org/D31404
Files:
include/clang/AST/ASTContext.h
include/clang/AST/Type.h
include/clang/Basic/AddressSpaces.h
lib/AST/ASTContext.cpp
lib/AST/ExprClassification.cpp
lib/AST/TypePrinter.cpp
lib/Basic/Targets.cpp
lib/CodeGen/CGCall.cpp
lib/CodeGen/CGExpr.cpp
lib/Sema/SemaExprCXX.cpp
lib/Sema/SemaOverload.cpp
lib/Sema/SemaType.cpp
test/CodeGenOpenCL/address-space-constant-initializers.cl
test/CodeGenOpenCL/address-spaces.cl
test/CodeGenOpenCL/amdgpu-env-amdgiz.cl
test/CodeGenOpenCL/vla.cl
test/Sema/address_spaces.c
test/Sema/invalid-assignment-constant-address-space.c
test/SemaOpenCL/invalid-assignment-constant-address-space.cl
Index: test/SemaOpenCL/invalid-assignment-constant-address-space.cl
===================================================================
--- /dev/null
+++ test/SemaOpenCL/invalid-assignment-constant-address-space.cl
@@ -0,0 +1,7 @@
+// RUN: %clang_cc1 %s -verify -pedantic -fsyntax-only
+
+int constant c[3] = {0};
+
+void foo() {
+ c[0] = 1; //expected-error{{read-only variable is not assignable}}
+}
Index: test/Sema/invalid-assignment-constant-address-space.c
===================================================================
--- test/Sema/invalid-assignment-constant-address-space.c
+++ /dev/null
@@ -1,8 +0,0 @@
-// RUN: %clang_cc1 %s -verify -pedantic -fsyntax-only
-
-#define OPENCL_CONSTANT 8388354
-int __attribute__((address_space(OPENCL_CONSTANT))) c[3] = {0};
-
-void foo() {
- c[0] = 1; //expected-error{{read-only variable is not assignable}}
-}
Index: test/Sema/address_spaces.c
===================================================================
--- test/Sema/address_spaces.c
+++ test/Sema/address_spaces.c
@@ -20,7 +20,7 @@
_AS1 int arrarr[5][5]; // expected-error {{automatic variable qualified with an address space}}
__attribute__((address_space(-1))) int *_boundsA; // expected-error {{address space is negative}}
- __attribute__((address_space(0x7FFFFF))) int *_boundsB;
+ __attribute__((address_space(0x7FFFFF))) int *_boundsB; // expected-error {{address space is larger than the maximum supported}}
__attribute__((address_space(0x1000000))) int *_boundsC; // expected-error {{address space is larger than the maximum supported}}
// chosen specifically to overflow 32 bits and come out reasonable
__attribute__((address_space(4294967500))) int *_boundsD; // expected-error {{address space is larger than the maximum supported}}
Index: test/CodeGenOpenCL/vla.cl
===================================================================
--- test/CodeGenOpenCL/vla.cl
+++ test/CodeGenOpenCL/vla.cl
@@ -1,18 +1,26 @@
-// RUN: %clang_cc1 -emit-llvm -triple "spir-unknown-unknown" -O0 -cl-std=CL2.0 -o - %s | FileCheck %s
+// RUN: %clang_cc1 -emit-llvm -triple "spir-unknown-unknown" -O0 -cl-std=CL2.0 -o - %s | FileCheck -check-prefixes=CHECK,SPIR %s
+// RUN: %clang_cc1 -emit-llvm -triple amdgcn-amd-amdhsa-opencl -O0 -cl-std=CL2.0 -o - %s | FileCheck -check-prefixes=CHECK,SPIR %s
+// RUN: %clang_cc1 -emit-llvm -triple amdgcn-amd-amdhsa-amdgizcl -O0 -cl-std=CL2.0 -o - %s | FileCheck -check-prefixes=CHECK,GIZ %s
constant int sz0 = 5;
-// CHECK: @sz0 = addrspace(2) constant i32 5
+// SPIR: @sz0 = addrspace(2) constant i32 5
+// GIZ: @sz0 = addrspace(4) constant i32 5
const global int sz1 = 16;
// CHECK: @sz1 = addrspace(1) constant i32 16
const constant int sz2 = 8;
-// CHECK: @sz2 = addrspace(2) constant i32 8
+// SPIR: @sz2 = addrspace(2) constant i32 8
+// GIZ: @sz2 = addrspace(4) constant i32 8
// CHECK: @testvla.vla2 = internal addrspace(3) global [8 x i16] undef
kernel void testvla()
{
int vla0[sz0];
-// CHECK: %vla0 = alloca [5 x i32]
+// SPIR: %vla0 = alloca [5 x i32]
+// SPIR-NOT: %vla0 = alloca [5 x i32]{{.*}}addrspace
+// GIZ: %vla0 = alloca [5 x i32]{{.*}}addrspace(5)
char vla1[sz1];
-// CHECK: %vla1 = alloca [16 x i8]
+// SPIR: %vla1 = alloca [16 x i8]
+// SPIR-NOT: %vla1 = alloca [16 x i8]{{.*}}addrspace
+// GIZ: %vla1 = alloca [16 x i8]{{.*}}addrspace(5)
local short vla2[sz2];
}
Index: test/CodeGenOpenCL/amdgpu-env-amdgiz.cl
===================================================================
--- test/CodeGenOpenCL/amdgpu-env-amdgiz.cl
+++ test/CodeGenOpenCL/amdgpu-env-amdgiz.cl
@@ -4,6 +4,6 @@
// RUN: %clang_cc1 %s -O0 -triple amdgcn---amdgizcl -emit-llvm -o - | FileCheck -check-prefix=GIZ %s
// CHECK: target datalayout = "e-p:32:32-p1:64:64-p2:64:64-p3:32:32-p4:64:64-p5:32:32-i64:64-v16:16-v24:32-v32:32-v48:64-v96:128-v192:256-v256:256-v512:512-v1024:1024-v2048:2048-n32:64"
-// GIZ: target datalayout = "e-p:64:64-p1:64:64-p2:64:64-p3:32:32-p4:64:64-p5:32:32-i64:64-v16:16-v24:32-v32:32-v48:64-v96:128-v192:256-v256:256-v512:512-v1024:1024-v2048:2048-n32:64"
+// GIZ: target datalayout = "e-p:64:64-p1:64:64-p2:64:64-p3:32:32-p4:64:64-p5:32:32-i64:64-v16:16-v24:32-v32:32-v48:64-v96:128-v192:256-v256:256-v512:512-v1024:1024-v2048:2048-n32:64-A5"
void foo(void) {}
Index: test/CodeGenOpenCL/address-spaces.cl
===================================================================
--- test/CodeGenOpenCL/address-spaces.cl
+++ test/CodeGenOpenCL/address-spaces.cl
@@ -1,44 +1,57 @@
-// RUN: %clang_cc1 %s -O0 -ffake-address-space-map -emit-llvm -o - | FileCheck %s
-// RUN: %clang_cc1 %s -O0 -DCL20 -cl-std=CL2.0 -ffake-address-space-map -emit-llvm -o - | FileCheck %s --check-prefix=CL20
-
-// CHECK: i32* %arg
+// RUN: %clang_cc1 %s -O0 -ffake-address-space-map -emit-llvm -o - | FileCheck %s --check-prefixes=CHECK,SPIR
+// RUN: %clang_cc1 %s -O0 -DCL20 -cl-std=CL2.0 -ffake-address-space-map -emit-llvm -o - | FileCheck %s --check-prefixes=CL20,CL20SPIR
+// RUN: %clang_cc1 %s -O0 -triple amdgcn-amd-amdhsa-opencl -emit-llvm -o - | FileCheck --check-prefixes=CHECK,SPIR %s
+// RUN: %clang_cc1 %s -O0 -triple amdgcn-amd-amdhsa-opencl -DCL20 -cl-std=CL2.0 -emit-llvm -o - | FileCheck %s --check-prefixes=CL20,CL20SPIR
+// RUN: %clang_cc1 %s -O0 -triple amdgcn-amd-amdhsa-amdgizcl -emit-llvm -o - | FileCheck %s -check-prefixes=CHECK,GIZ
+// RUN: %clang_cc1 %s -O0 -triple amdgcn-amd-amdhsa-amdgizcl -DCL20 -cl-std=CL2.0 -emit-llvm -o - | FileCheck %s --check-prefixes=CL20,CL20GIZ
+
+// SPIR: i32* %arg
+// GIZ: i32 addrspace(5)* %arg
void f__p(__private int *arg) {}
// CHECK: i32 addrspace(1)* %arg
void f__g(__global int *arg) {}
// CHECK: i32 addrspace(3)* %arg
void f__l(__local int *arg) {}
-// CHECK: i32 addrspace(2)* %arg
+// SPIR: i32 addrspace(2)* %arg
+// GIZ: i32 addrspace(4)* %arg
void f__c(__constant int *arg) {}
-// CHECK: i32* %arg
+// SPIR: i32* %arg
+// GIZ: i32 addrspace(5)* %arg
void fp(private int *arg) {}
// CHECK: i32 addrspace(1)* %arg
void fg(global int *arg) {}
// CHECK: i32 addrspace(3)* %arg
void fl(local int *arg) {}
-// CHECK: i32 addrspace(2)* %arg
+// SPIR: i32 addrspace(2)* %arg
+// GIZ: i32 addrspace(4)* %arg
void fc(constant int *arg) {}
#ifdef CL20
int i;
// CL20-DAG: @i = common addrspace(1) global i32 0
int *ptr;
-// CL20-DAG: @ptr = common addrspace(1) global i32 addrspace(4)* null
+// CL20SPIR-DAG: @ptr = common addrspace(1) global i32 addrspace(4)* null
+// CL20GIZ-DAG: @ptr = common addrspace(1) global i32* null
#endif
-// CHECK: i32* %arg
-// CL20-DAG: i32 addrspace(4)* %arg
+// SPIR: i32* %arg
+// GIZ: i32 addrspace(5)* %arg
+// CL20SPIR-DAG: i32 addrspace(4)* %arg
+// CL20GIZ-DAG: i32* %arg
void f(int *arg) {
int i;
-// CHECK: %i = alloca i32,
-// CL20-DAG: %i = alloca i32,
+// SPIR: %i = alloca i32,
+// GIZ: %i = alloca i32{{.*}}addrspace(5)
+// CL20SPIR-DAG: %i = alloca i32,
+// CL20GIZ-DAG: %i = alloca i32{{.*}}addrspace(5)
#ifdef CL20
static int ii;
Index: test/CodeGenOpenCL/address-space-constant-initializers.cl
===================================================================
--- test/CodeGenOpenCL/address-space-constant-initializers.cl
+++ test/CodeGenOpenCL/address-space-constant-initializers.cl
@@ -1,4 +1,6 @@
// RUN: %clang_cc1 %s -ffake-address-space-map -emit-llvm -o - | FileCheck %s
+// RUN: %clang_cc1 %s -triple amdgcn-amd-amdhsa-opencl -emit-llvm -o - | FileCheck %s
+// RUN: %clang_cc1 %s -triple amdgcn-amd-amdhsa-amdgizcl -emit-llvm -o - | FileCheck -check-prefix=GIZ %s
typedef struct {
int i;
@@ -13,6 +15,8 @@
// CHECK: %struct.ConstantArrayPointerStruct = type { float addrspace(2)* }
// CHECK: addrspace(2) constant %struct.ConstantArrayPointerStruct { float addrspace(2)* bitcast (i8 addrspace(2)* getelementptr (i8, i8 addrspace(2)* bitcast (%struct.ArrayStruct addrspace(2)* @constant_array_struct to i8 addrspace(2)*), i64 4) to float addrspace(2)*) }
+// GIZ: %struct.ConstantArrayPointerStruct = type { float addrspace(4)* }
+// GIZ: addrspace(4) constant %struct.ConstantArrayPointerStruct { float addrspace(4)* bitcast (i8 addrspace(4)* getelementptr (i8, i8 addrspace(4)* bitcast (%struct.ArrayStruct addrspace(4)* @constant_array_struct to i8 addrspace(4)*), i64 4) to float addrspace(4)*) }
// Bug 18567
__constant ConstantArrayPointerStruct constant_array_pointer_struct = {
&constant_array_struct.f
Index: lib/Sema/SemaType.cpp
===================================================================
--- lib/Sema/SemaType.cpp
+++ lib/Sema/SemaType.cpp
@@ -5529,14 +5529,14 @@
addrSpace.setIsSigned(false);
}
llvm::APSInt max(addrSpace.getBitWidth());
- max = Qualifiers::MaxAddressSpace;
+ max = Qualifiers::MaxAddressSpace - LangAS::Count;
if (addrSpace > max) {
S.Diag(Attr.getLoc(), diag::err_attribute_address_space_too_high)
- << int(Qualifiers::MaxAddressSpace) << ASArgExpr->getSourceRange();
+ << (unsigned)max.getZExtValue() << ASArgExpr->getSourceRange();
Attr.setInvalid();
return;
}
- ASIdx = static_cast<unsigned>(addrSpace.getZExtValue());
+ ASIdx = static_cast<unsigned>(addrSpace.getZExtValue()) + LangAS::Count;
} else {
// The keyword-based type attributes imply which address space to use.
switch (Attr.getKind()) {
Index: lib/Sema/SemaOverload.cpp
===================================================================
--- lib/Sema/SemaOverload.cpp
+++ lib/Sema/SemaOverload.cpp
@@ -9515,7 +9515,8 @@
<< (unsigned) FnKind << FnDesc
<< (FromExpr ? FromExpr->getSourceRange() : SourceRange())
<< FromTy
- << FromQs.getAddressSpace() << ToQs.getAddressSpace()
+ << FromQs.getAddressSpaceAttributePrintValue()
+ << ToQs.getAddressSpaceAttributePrintValue()
<< (unsigned) isObjectArgument << I+1;
MaybeEmitInheritedConstructorNote(S, Cand->FoundDecl);
return;
Index: lib/Sema/SemaExprCXX.cpp
===================================================================
--- lib/Sema/SemaExprCXX.cpp
+++ lib/Sema/SemaExprCXX.cpp
@@ -2048,9 +2048,10 @@
else if (AllocType->isVariablyModifiedType())
return Diag(Loc, diag::err_variably_modified_new_type)
<< AllocType;
- else if (unsigned AddressSpace = AllocType.getAddressSpace())
+ else if (AllocType.getQualifiers().getAddressSpace())
return Diag(Loc, diag::err_address_space_qualified_new)
- << AllocType.getUnqualifiedType() << AddressSpace;
+ << AllocType.getUnqualifiedType()
+ << AllocType.getQualifiers().getAddressSpaceAttributePrintValue();
else if (getLangOpts().ObjCAutoRefCount) {
if (const ArrayType *AT = Context.getAsArrayType(AllocType)) {
QualType BaseAllocType = Context.getBaseElementType(AT);
@@ -3117,10 +3118,11 @@
QualType Pointee = Type->getAs<PointerType>()->getPointeeType();
QualType PointeeElem = Context.getBaseElementType(Pointee);
- if (unsigned AddressSpace = Pointee.getAddressSpace())
+ if (Pointee.getQualifiers().getAddressSpace())
return Diag(Ex.get()->getLocStart(),
diag::err_address_space_qualified_delete)
- << Pointee.getUnqualifiedType() << AddressSpace;
+ << Pointee.getUnqualifiedType()
+ << Pointee.getQualifiers().getAddressSpaceAttributePrintValue();
CXXRecordDecl *PointeeRD = nullptr;
if (Pointee->isVoidType() && !isSFINAEContext()) {
Index: lib/CodeGen/CGExpr.cpp
===================================================================
--- lib/CodeGen/CGExpr.cpp
+++ lib/CodeGen/CGExpr.cpp
@@ -71,7 +71,8 @@
/// block.
llvm::AllocaInst *CodeGenFunction::CreateTempAlloca(llvm::Type *Ty,
const Twine &Name) {
- return new llvm::AllocaInst(Ty, nullptr, Name, AllocaInsertPt);
+ return new llvm::AllocaInst(Ty, CGM.getDataLayout().getAllocaAddrSpace(),
+ nullptr, Name, AllocaInsertPt);
}
/// CreateDefaultAlignTempAlloca - This creates an alloca with the
Index: lib/CodeGen/CGCall.cpp
===================================================================
--- lib/CodeGen/CGCall.cpp
+++ lib/CodeGen/CGCall.cpp
@@ -3715,7 +3715,8 @@
llvm::AllocaInst *AI;
if (IP) {
IP = IP->getNextNode();
- AI = new llvm::AllocaInst(ArgStruct, "argmem", IP);
+ AI = new llvm::AllocaInst(ArgStruct,
+ CGM.getDataLayout().getAllocaAddrSpace(), "argmem", IP);
} else {
AI = CreateTempAlloca(ArgStruct, "argmem");
}
Index: lib/Basic/Targets.cpp
===================================================================
--- lib/Basic/Targets.cpp
+++ lib/Basic/Targets.cpp
@@ -1777,6 +1777,7 @@
};
static const unsigned NVPTXAddrSpaceMap[] = {
+ 0, // Default
1, // opencl_global
3, // opencl_local
4, // opencl_constant
@@ -2031,6 +2032,7 @@
}
static const LangAS::Map AMDGPUPrivateIsZeroMap = {
+ 4, // Default
1, // opencl_global
3, // opencl_local
2, // opencl_constant
@@ -2040,6 +2042,7 @@
3 // cuda_shared
};
static const LangAS::Map AMDGPUGenericIsZeroMap = {
+ 0, // Default
1, // opencl_global
3, // opencl_local
4, // opencl_constant
@@ -2064,7 +2067,7 @@
static const char *const DataLayoutStringSIGenericIsZero =
"e-p:64:64-p1:64:64-p2:64:64-p3:32:32-p4:64:64-p5:32:32"
"-i64:64-v16:16-v24:32-v32:32-v48:64-v96:128"
- "-v192:256-v256:256-v512:512-v1024:1024-v2048:2048-n32:64";
+ "-v192:256-v256:256-v512:512-v1024:1024-v2048:2048-n32:64-A5";
class AMDGPUTargetInfo final : public TargetInfo {
static const Builtin::Info BuiltinInfo[];
@@ -2139,6 +2142,7 @@
(IsGenericZero ? DataLayoutStringSIGenericIsZero :
DataLayoutStringSIPrivateIsZero)
: DataLayoutStringR600);
+ assert(DataLayout->getAllocaAddrSpace() == AS.Private);
AddrSpaceMap = IsGenericZero ? &AMDGPUGenericIsZeroMap :
&AMDGPUPrivateIsZeroMap;
@@ -7408,6 +7412,7 @@
// publicly available in http://tce.cs.tut.fi
static const unsigned TCEOpenCLAddrSpaceMap[] = {
+ 0, // Default
3, // opencl_global
4, // opencl_local
5, // opencl_constant
@@ -8374,6 +8379,7 @@
};
static const unsigned SPIRAddrSpaceMap[] = {
+ 4, // Default
1, // opencl_global
3, // opencl_local
2, // opencl_constant
Index: lib/AST/TypePrinter.cpp
===================================================================
--- lib/AST/TypePrinter.cpp
+++ lib/AST/TypePrinter.cpp
@@ -1653,14 +1653,22 @@
OS << "__local";
break;
case LangAS::opencl_constant:
+ case LangAS::cuda_constant:
OS << "__constant";
break;
case LangAS::opencl_generic:
OS << "__generic";
break;
+ case LangAS::cuda_device:
+ OS << "__device";
+ break;
+ case LangAS::cuda_shared:
+ OS << "__shared";
+ break;
default:
+ assert(addrspace >= LangAS::Count);
OS << "__attribute__((address_space(";
- OS << addrspace;
+ OS << addrspace - LangAS::Count;
OS << ")))";
}
}
Index: lib/AST/ExprClassification.cpp
===================================================================
--- lib/AST/ExprClassification.cpp
+++ lib/AST/ExprClassification.cpp
@@ -627,7 +627,8 @@
// Const stuff is obviously not modifiable.
if (CT.isConstQualified())
return Cl::CM_ConstQualified;
- if (CT.getQualifiers().getAddressSpace() == LangAS::opencl_constant)
+ if (Ctx.getLangOpts().OpenCL &&
+ CT.getQualifiers().getAddressSpace() == LangAS::opencl_constant)
return Cl::CM_ConstAddrSpace;
// Arrays are not modifiable, only their elements are.
Index: lib/AST/ASTContext.cpp
===================================================================
--- lib/AST/ASTContext.cpp
+++ lib/AST/ASTContext.cpp
@@ -703,6 +703,7 @@
// The fake address space map must have a distinct entry for each
// language-specific address space.
static const unsigned FakeAddrSpaceMap[] = {
+ 0, // Default
1, // opencl_global
3, // opencl_local
2, // opencl_constant
@@ -8727,7 +8728,8 @@
char *End;
unsigned AddrSpace = strtoul(Str, &End, 10);
if (End != Str && AddrSpace != 0) {
- Type = Context.getAddrSpaceQualType(Type, AddrSpace);
+ Type = Context.getAddrSpaceQualType(Type, AddrSpace +
+ LangAS::Count);
Str = End;
}
if (c == '*')
@@ -9546,6 +9548,18 @@
return getTargetInfo().getNullPointerValue(AS);
}
+unsigned ASTContext::getTargetAddressSpace(unsigned AS) const {
+ // For OpenCL, only function local variables are not explicitly marked with
+ // an address space in the AST, and these need to be the address space of
+ // alloca.
+ if (!AS && LangOpts.OpenCL)
+ return getTargetInfo().getDataLayout().getAllocaAddrSpace();
+ if (AS >= LangAS::Count)
+ return AS - LangAS::Count;
+ else
+ return (*AddrSpaceMap)[AS];
+}
+
// Explicitly instantiate this in case a Redeclarable<T> is used from a TU that
// doesn't include ASTContext.h
template
Index: include/clang/Basic/AddressSpaces.h
===================================================================
--- include/clang/Basic/AddressSpaces.h
+++ include/clang/Basic/AddressSpaces.h
@@ -20,24 +20,32 @@
namespace LangAS {
-/// \brief Defines the set of possible language-specific address spaces.
+/// \brief Defines the address space values used by the address space qualifier
+/// of QualType.
///
-/// This uses a high starting offset so as not to conflict with any address
-/// space used by a target.
enum ID {
- Offset = 0x7FFF00,
-
- opencl_global = Offset,
+ // The default value 0 is the value used in QualType for the the situation
+ // where there is no address space qualifier. For most languages, this also
+ // corresponds to the situation where there is no address space qualifier in
+ // the source code, except for OpenCL, where the address space value 0 in
+ // QualType represents private address space in OpenCL source code.
+ Default = 0,
+
+ // OpenCL specific address spaces.
+ opencl_global,
opencl_local,
opencl_constant,
opencl_generic,
+ // CUDA specific address spaces.
cuda_device,
cuda_constant,
cuda_shared,
- Last,
- Count = Last-Offset
+ // This denotes the count of language-specific address spaces and also
+ // the offset added to the target-specific address spaces, which are usually
+ // specified by address space attributes __attribute__(address_space(n))).
+ Count
};
/// The type of a lookup table which maps from language-specific address spaces
Index: include/clang/AST/Type.h
===================================================================
--- include/clang/AST/Type.h
+++ include/clang/AST/Type.h
@@ -333,6 +333,20 @@
bool hasAddressSpace() const { return Mask & AddressSpaceMask; }
unsigned getAddressSpace() const { return Mask >> AddressSpaceShift; }
+ /// Get the address space attribute value to be printed by diagnostics.
+ unsigned getAddressSpaceAttributePrintValue() const {
+ auto Addr = getAddressSpace();
+ // This function is not supposed to be used with language specific
+ // address spaces. If that happens, the diagnostic message should consider
+ // printing the QualType instead of the address space value.
+ assert(Addr == 0 || Addr >= LangAS::Count);
+ if (Addr)
+ return Addr - LangAS::Count;
+ // ToDo: The diagnostic messages where Addr may be 0 should be fixed
+ // since it cannot differentiate the situation where 0 denotes the default
+ // address space or user specified __attribute__((address_space(0))).
+ return 0;
+ }
void setAddressSpace(unsigned space) {
assert(space <= MaxAddressSpace);
Mask = (Mask & ~AddressSpaceMask)
Index: include/clang/AST/ASTContext.h
===================================================================
--- include/clang/AST/ASTContext.h
+++ include/clang/AST/ASTContext.h
@@ -2317,21 +2317,15 @@
return getTargetAddressSpace(Q.getAddressSpace());
}
- unsigned getTargetAddressSpace(unsigned AS) const {
- if (AS < LangAS::Offset || AS >= LangAS::Offset + LangAS::Count)
- return AS;
- else
- return (*AddrSpaceMap)[AS - LangAS::Offset];
- }
+ unsigned getTargetAddressSpace(unsigned AS) const;
/// Get target-dependent integer value for null pointer which is used for
/// constant folding.
uint64_t getTargetNullPointerValue(QualType QT) const;
bool addressSpaceMapManglingFor(unsigned AS) const {
- return AddrSpaceMapMangling ||
- AS < LangAS::Offset ||
- AS >= LangAS::Offset + LangAS::Count;
+ return AddrSpaceMapMangling ||
+ AS >= LangAS::Count;
}
private:
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