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Revert r164907 and r164902 (+ follow-ups). They broke building on 10.6. 

See PR14013.

llvm-svn: 165962
This commit is contained in:
Nico Weber 2012-10-15 20:37:01 +00:00
parent a514ebc1db
commit bec2bf1326
11 changed files with 28 additions and 153 deletions
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15
clang/include/clang/Basic/ObjCRuntime.h
View File

@ -157,19 +157,6 @@ public:
llvm_unreachable("bad kind");
}
/// \brief Does this runtime supports optimized setter entrypoints?
bool hasOptimizedSetter() const {
switch (getKind()) {
case MacOSX:
return getVersion() >= VersionTuple(10, 8);
case iOS:
return (getVersion() >= VersionTuple(6));
default:
return false;
}
}
/// Does this runtime allow the use of __weak?
bool allowsWeak() const {
return hasNativeWeak();
@ -190,7 +177,7 @@ public:
switch (getKind()) {
case FragileMacOSX: return false;
case MacOSX: return getVersion() >= VersionTuple(10, 8);
case iOS: return getVersion() >= VersionTuple(6);
case iOS: return false;
// This is really a lie, because some implementations and versions
// of the runtime do not support ARC. Probably -fgnu-runtime

9
clang/lib/CodeGen/CGObjC.cpp
View File

@ -1041,7 +1041,12 @@ static bool hasTrivialSetExpr(const ObjCPropertyImplDecl *PID) {
static bool UseOptimizedSetter(CodeGenModule &CGM) {
if (CGM.getLangOpts().getGC() != LangOptions::NonGC)
return false;
return CGM.getLangOpts().ObjCRuntime.hasOptimizedSetter();
const TargetInfo &Target = CGM.getContext().getTargetInfo();
if (Target.getPlatformName() != "macosx")
return false;
return Target.getPlatformMinVersion() >= VersionTuple(10, 8);
}
void
@ -1101,7 +1106,7 @@ CodeGenFunction::generateObjCSetterBody(const ObjCImplementationDecl *classImpl,
llvm::Value *setOptimizedPropertyFn = 0;
llvm::Value *setPropertyFn = 0;
if (UseOptimizedSetter(CGM)) {
// 10.8 and iOS 6.0 code and GC is off
// 10.8 code and GC is off
setOptimizedPropertyFn =
CGM.getObjCRuntime()
.GetOptimizedPropertySetFunction(strategy.isAtomic(),

32
clang/lib/Driver/ToolChains.cpp
View File

@ -332,9 +332,7 @@ void DarwinClang::AddLinkRuntimeLibArgs(const ArgList &Args,
// Darwin doesn't support real static executables, don't link any runtime
// libraries with -static.
if (Args.hasArg(options::OPT_static) ||
Args.hasArg(options::OPT_fapple_kext) ||
Args.hasArg(options::OPT_mkernel))
if (Args.hasArg(options::OPT_static))
return;
// Reject -static-libgcc for now, we can deal with this when and if someone
@ -678,14 +676,7 @@ void DarwinClang::AddCCKextLibArgs(const ArgList &Args,
llvm::sys::Path P(getDriver().ResourceDir);
P.appendComponent("lib");
P.appendComponent("darwin");
// Use the newer cc_kext for iOS ARM after 6.0.
if (!isTargetIPhoneOS() || isTargetIOSSimulator() ||
!isIPhoneOSVersionLT(6, 0)) {
P.appendComponent("libclang_rt.cc_kext.a");
} else {
P.appendComponent("libclang_rt.cc_kext_ios5.a");
}
P.appendComponent("libclang_rt.cc_kext.a");
// For now, allow missing resource libraries to support developers who may
// not have compiler-rt checked out or integrated into their build.
@ -911,25 +902,6 @@ DerivedArgList *Darwin::TranslateArgs(const DerivedArgList &Args,
if (BoundArch)
AddDeploymentTarget(*DAL);
// For iOS 6, undo the translation to add -static for -mkernel/-fapple-kext.
// FIXME: It would be far better to avoid inserting those -static arguments,
// but we can't check the deployment target in the translation code until
// it is set here.
if (isTargetIPhoneOS() && !isIPhoneOSVersionLT(6, 0)) {
for (ArgList::iterator it = DAL->begin(), ie = DAL->end(); it != ie; ) {
Arg *A = *it;
++it;
if (A->getOption().getID() != options::OPT_mkernel &&
A->getOption().getID() != options::OPT_fapple_kext)
continue;
assert(it != ie && "unexpected argument translation");
A = *it;
assert(A->getOption().getID() == options::OPT_static &&
"missing expected -static argument");
it = DAL->getArgs().erase(it);
}
}
// Validate the C++ standard library choice.
CXXStdlibType Type = GetCXXStdlibType(*DAL);
if (Type == ToolChain::CST_Libcxx) {

31
clang/lib/Driver/Tools.cpp
View File

@ -674,9 +674,7 @@ void Clang::AddARMTargetArgs(const ArgList &Args,
ArgStringList &CmdArgs,
bool KernelOrKext) const {
const Driver &D = getToolChain().getDriver();
// Get the effective triple, which takes into account the deployment target.
std::string TripleStr = getToolChain().ComputeEffectiveClangTriple(Args);
llvm::Triple Triple(TripleStr);
llvm::Triple Triple = getToolChain().getTriple();
// Select the ABI to use.
//
@ -761,10 +759,8 @@ void Clang::AddARMTargetArgs(const ArgList &Args,
// Kernel code has more strict alignment requirements.
if (KernelOrKext) {
if (Triple.getOS() != llvm::Triple::IOS || Triple.isOSVersionLT(6)) {
CmdArgs.push_back("-backend-option");
CmdArgs.push_back("-arm-long-calls");
}
CmdArgs.push_back("-backend-option");
CmdArgs.push_back("-arm-long-calls");
CmdArgs.push_back("-backend-option");
CmdArgs.push_back("-arm-strict-align");
@ -1701,11 +1697,7 @@ void Clang::ConstructJob(Compilation &C, const JobAction &JA,
}
// Note that these flags are trump-cards. Regardless of the order w.r.t. the
// PIC or PIE options above, if these show up, PIC is disabled.
llvm::Triple Triple(TripleStr);
if ((Args.hasArg(options::OPT_mkernel) ||
Args.hasArg(options::OPT_fapple_kext)) &&
(Triple.getOS() != llvm::Triple::IOS ||
Triple.isOSVersionLT(6)))
if (Args.hasArg(options::OPT_mkernel))
PICDisabled = true;
if (Args.hasArg(options::OPT_static))
PICDisabled = true;
@ -3698,10 +3690,7 @@ void darwin::CC1::AddCC1Args(const ArgList &Args,
CheckCodeGenerationOptions(D, Args);
// Derived from cc1 spec.
if ((!Args.hasArg(options::OPT_mkernel) ||
(getDarwinToolChain().isTargetIPhoneOS() &&
!getDarwinToolChain().isIPhoneOSVersionLT(6, 0))) &&
!Args.hasArg(options::OPT_static) &&
if (!Args.hasArg(options::OPT_mkernel) && !Args.hasArg(options::OPT_static) &&
!Args.hasArg(options::OPT_mdynamic_no_pic))
CmdArgs.push_back("-fPIC");
@ -4155,11 +4144,9 @@ void darwin::Assemble::ConstructJob(Compilation &C, const JobAction &JA,
CmdArgs.push_back("-force_cpusubtype_ALL");
if (getToolChain().getTriple().getArch() != llvm::Triple::x86_64 &&
(((Args.hasArg(options::OPT_mkernel) ||
Args.hasArg(options::OPT_fapple_kext)) &&
(!getDarwinToolChain().isTargetIPhoneOS() ||
getDarwinToolChain().isIPhoneOSVersionLT(6, 0))) ||
Args.hasArg(options::OPT_static)))
(Args.hasArg(options::OPT_mkernel) ||
Args.hasArg(options::OPT_static) ||
Args.hasArg(options::OPT_fapple_kext)))
CmdArgs.push_back("-static");
Args.AddAllArgValues(CmdArgs, options::OPT_Wa_COMMA,
@ -4520,7 +4507,7 @@ void darwin::Link::ConstructJob(Compilation &C, const JobAction &JA,
} else if (getDarwinToolChain().isTargetIPhoneOS()) {
if (getDarwinToolChain().isIPhoneOSVersionLT(3, 1))
CmdArgs.push_back("-lcrt1.o");
else if (getDarwinToolChain().isIPhoneOSVersionLT(6, 0))
else
CmdArgs.push_back("-lcrt1.3.1.o");
} else {
if (getDarwinToolChain().isMacosxVersionLT(10, 5))

8
clang/lib/Sema/SemaExpr.cpp
View File

@ -9770,8 +9770,11 @@ bool Sema::DiagnoseAssignmentResult(AssignConvertType ConvTy,
switch (ConvTy) {
case Compatible:
DiagnoseAssignmentEnum(DstType, SrcType, SrcExpr);
return false;
DiagnoseAssignmentEnum(DstType, SrcType, SrcExpr);
// XXX here with forced compatible cast
return false;
case PointerToInt:
DiagKind = diag::ext_typecheck_convert_pointer_int;
@ -9854,6 +9857,7 @@ bool Sema::DiagnoseAssignmentResult(AssignConvertType ConvTy,
DiagKind = diag::err_arc_weak_unavailable_assign;
break;
case Incompatible:
// XXX here
DiagKind = diag::err_typecheck_convert_incompatible;
ConvHints.tryToFixConversion(SrcExpr, SrcType, DstType, *this);
MayHaveConvFixit = true;

4
clang/runtime/compiler-rt/Makefile
View File

@ -74,9 +74,9 @@ RuntimeDirs :=
ifeq ($(OS),Darwin)
RuntimeDirs += darwin
RuntimeLibrary.darwin.Configs := \
eprintf.a 10.4.a osx.a ios.a cc_kext.a cc_kext_ios5.a \
eprintf.a 10.4.a osx.a cc_kext.a \
asan_osx.a asan_osx_dynamic.dylib \
profile_osx.a profile_ios.a
profile_osx.a
endif
# On Linux, include a library which has all the runtime functions.

33
clang/test/CodeGenObjC/optimized-setter-ios-device.m
View File

@ -1,33 +0,0 @@
// RUN: %clang_cc1 %s -emit-llvm -fobjc-runtime=ios-6.0.0 -triple thumbv7-apple-ios6.0.0 -o - | FileCheck %s
// rdar://11915017
@interface I
// void objc_setProperty_nonatomic(id self, SEL _cmd, id newValue, ptrdiff_t offset);
// objc_setProperty(..., NO, NO)
@property (nonatomic, retain) id nonatomicProperty;
// void objc_setProperty_nonatomic_copy(id self, SEL _cmd, id newValue, ptrdiff_t offset);
// objc_setProperty(..., NO, YES)
@property (nonatomic, copy) id nonatomicPropertyCopy;
// void objc_setProperty_atomic(id self, SEL _cmd, id newValue, ptrdiff_t offset);
// objc_setProperty(..., YES, NO)
@property (retain) id atomicProperty;
// void objc_setProperty_atomic_copy(id self, SEL _cmd, id newValue, ptrdiff_t offset);
// objc_setProperty(..., YES, YES)
@property (copy) id atomicPropertyCopy;
@end
@implementation I
@synthesize nonatomicProperty;
@synthesize nonatomicPropertyCopy;
@synthesize atomicProperty;
@synthesize atomicPropertyCopy;
@end
// CHECK: call arm_aapcscc void @objc_setProperty_nonatomic
// CHECK: call arm_aapcscc void @objc_setProperty_nonatomic_copy
// CHECK: call arm_aapcscc void @objc_setProperty_atomic
// CHECK: call arm_aapcscc void @objc_setProperty_atomic_copy

3
clang/test/CodeGenObjC/optimized-setter.m
View File

@ -1,5 +1,4 @@
// RUN: %clang_cc1 %s -emit-llvm -fobjc-runtime=macosx-10.8 -triple x86_64-apple-macosx10.8.0 -o - | FileCheck %s
// RUN: %clang_cc1 %s -emit-llvm -fobjc-runtime=ios-6.0.0 -triple x86_64-apple-ios6.0.0 -o - | FileCheck %s
// RUN: %clang_cc1 %s -emit-llvm -triple x86_64-apple-macosx10.8.0 -o - | FileCheck %s
// rdar://10179974
@interface I

32
clang/test/CodeGenObjC/unoptimized-setter.m
View File

@ -1,32 +0,0 @@
// RUN: %clang_cc1 %s -emit-llvm -fobjc-runtime=macosx-10.6.0 -triple x86_64-apple-macosx10.6.0 -o - | FileCheck %s
// rdar://11858187
@interface I
// void objc_setProperty_nonatomic(id self, SEL _cmd, id newValue, ptrdiff_t offset);
// objc_setProperty(..., NO, NO)
@property (nonatomic, retain) id nonatomicProperty;
// void objc_setProperty_nonatomic_copy(id self, SEL _cmd, id newValue, ptrdiff_t offset);
// objc_setProperty(..., NO, YES)
@property (nonatomic, copy) id nonatomicPropertyCopy;
// void objc_setProperty_atomic(id self, SEL _cmd, id newValue, ptrdiff_t offset);
// objc_setProperty(..., YES, NO)
@property (retain) id atomicProperty;
// void objc_setProperty_atomic_copy(id self, SEL _cmd, id newValue, ptrdiff_t offset);
// objc_setProperty(..., YES, YES)
@property (copy) id atomicPropertyCopy;
@end
@implementation I
@synthesize nonatomicProperty;
@synthesize nonatomicPropertyCopy;
@synthesize atomicProperty;
@synthesize atomicPropertyCopy;
@end
// CHECK-NOT: call void @objc_setProperty_nonatomic
// CHECK-NOT: call void @objc_setProperty_nonatomic_copy
// CHECK-NOT: call void @objc_setProperty_atomic
// CHECK-NOT: call void @objc_setProperty_atomic_copy

4
clang/test/Driver/darwin-ld.c
View File

@ -122,10 +122,6 @@
// RUN: FileCheck -check-prefix=LINK_NO_CRT1 %s < %t.log
// LINK_NO_CRT1-NOT: crt
// RUN: %clang -target armv7-apple-ios6.0 -miphoneos-version-min=6.0 -### %t.o 2> %t.log
// RUN: FileCheck -check-prefix=LINK_NO_IOS_CRT1 %s < %t.log
// LINK_NO_IOS_CRT1-NOT: crt
// RUN: %clang -target i386-apple-darwin12 -pg -### %t.o 2> %t.log
// RUN: FileCheck -check-prefix=LINK_PG %s < %t.log
// LINK_PG: -lgcrt1.o

10
clang/test/Driver/pic.c
View File

@ -93,13 +93,3 @@
// RUN: | FileCheck %s --check-prefix=CHECK-DYNAMIC-NO-PIC1
// RUN: %clang -c %s -target i386-apple-darwin -mdynamic-no-pic -fPIC -### 2>&1 \
// RUN: | FileCheck %s --check-prefix=CHECK-DYNAMIC-NO-PIC2
// Checks for ARM
// RUN: %clang -c %s -target armv7-apple-ios -fapple-kext -miphoneos-version-min=6.0.0 -### 2>&1 \
// RUN: | FileCheck %s --check-prefix=CHECK-PIC2
// RUN: %clang -c %s -target armv7-apple-ios -mkernel -miphoneos-version-min=6.0.0 -### 2>&1 \
// RUN: | FileCheck %s --check-prefix=CHECK-PIC2
// RUN: %clang -c %s -target armv7-apple-ios -fapple-kext -miphoneos-version-min=5.0.0 -### 2>&1 \
// RUN: | FileCheck %s --check-prefix=CHECK-NO-PIC
// RUN: %clang -c %s -target armv7-apple-ios -fapple-kext -miphoneos-version-min=6.0.0 -static -### 2>&1 \
// RUN: | FileCheck %s --check-prefix=CHECK-NO-PIC