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path: root/lib/CodeGen/CGExprScalar.cpp
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2008-09-04Avoid superfluous errors regarding variable-length arrays (casts).Daniel Dunbar
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@55759 91177308-0d34-0410-b5e6-96231b3b80d8
2008-08-29Downgrade a number of FIXME asserts to ErrorUnsupported.Daniel Dunbar
- Notably VLAs git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@55544 91177308-0d34-0410-b5e6-96231b3b80d8
2008-08-29Add special "property reference" CodeGen::LValue type for emittingDaniel Dunbar
Objective-C property references. - This handles property references "more correctly" but setters still don't work. git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@55534 91177308-0d34-0410-b5e6-96231b3b80d8
2008-08-27Initial support for Obj-C dot-syntax for getters.Daniel Dunbar
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@55410 91177308-0d34-0410-b5e6-96231b3b80d8
2008-08-25Change another is-a-pointer check to check in terms of LLVM type.Daniel Dunbar
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@55312 91177308-0d34-0410-b5e6-96231b3b80d8
2008-08-25Do is-a-pointer checks in terms of LLVM types inDaniel Dunbar
EmitScalarConversion(). - Important for allowing Obj-C void * to id<X> casts and so on. - Not sure about this fix however, perhaps Type should understand that id is effectively a pointer type. git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@55311 91177308-0d34-0410-b5e6-96231b3b80d8
2008-08-23Add CodeGen support for CXXZeroInitValueExpr.Argyrios Kyrtzidis
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@55249 91177308-0d34-0410-b5e6-96231b3b80d8
2008-08-23Implement Obj-C ivar references to aggregates.Daniel Dunbar
Implement Obj-C lvalue message sends (aggregate returns). Update several places to emit more precise ErrorUnsupported warnings for currently unimplemented Obj-C features (main missing chunks are property references, Obj-C exception handling, and the for ... in syntax). git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@55234 91177308-0d34-0410-b5e6-96231b3b80d8
2008-08-23Trim CGObjCRuntime::GenerateMessageSend[Super]Daniel Dunbar
- Returns an RValue. - Reduced to only taking the CodeGenFunction, Expr, and Receiver. - Becomes responsible for emitting the arguments. Add CodeGenFunction::EmitCallExprExt - Takes optional extra arguments to insert at the head of the call. - This allows the Obj-C runtimes to call into this and isolates the argument and call instruction generation code to one place. Upshot is that we now pass structures (more) correctly. Also, fix one aspect of generating methods which take structure arguments (for NeXT). This probably needs to be merged with the SetFunctionAttributes code in CodeGenModule.cpp git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@55223 91177308-0d34-0410-b5e6-96231b3b80d8
2008-08-20Move all Obj-C runtime interaction into CodeGenFunction.Daniel Dunbar
- Drop duplicate (and broken) code for sending messages. - Add EmitObjCProtocolExpr to CodeGenFunction. git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@55024 91177308-0d34-0410-b5e6-96231b3b80d8
2008-08-16Add CodeGen support for AddrLabelExpr in initializers.Daniel Dunbar
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@54837 91177308-0d34-0410-b5e6-96231b3b80d8
2008-08-16Change WarnUnsupported to ErrorUnsupported (in name and in practice).Daniel Dunbar
- We are beyond the point where this shows up often and when it does generating miscompiled files is bad. git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@54836 91177308-0d34-0410-b5e6-96231b3b80d8
2008-08-13Change ObjCRuntime GenerateProtocol[Ref] methods to takeDaniel Dunbar
ObjCProtocolDecl directly. Implement CodeGen support for forward protocol decls (no-ops are so nice to implement). Also moved CGObjCRuntime.h out of CodeGenModule.h git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@54709 91177308-0d34-0410-b5e6-96231b3b80d8
2008-08-12Drop Sender from GenerateMessageSend*Daniel Dunbar
- Was unused and generated a unnecessary load of self (missed file) git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@54668 91177308-0d34-0410-b5e6-96231b3b80d8
2008-08-12Protocol related tweaksDaniel Dunbar
- Implement type conversion of ObjCQualifiedIdType - Wire @protocol(...) to GenerateProtocolRef in ScalarExprEmitter git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@54666 91177308-0d34-0410-b5e6-96231b3b80d8
2008-08-12Add @selector(...) codegen support.Daniel Dunbar
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@54665 91177308-0d34-0410-b5e6-96231b3b80d8
2008-08-11Change CodeGenModule to only create ObjC runtime for ObjC filesDaniel Dunbar
- Changed CodeGenModule::getObjCRuntime to return reference. - Added CodeGenModule::hasObjCRuntime predicate. git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@54645 91177308-0d34-0410-b5e6-96231b3b80d8
2008-08-11More #include cleaningDaniel Dunbar
- Remove internal uses of AST.h git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@54628 91177308-0d34-0410-b5e6-96231b3b80d8
2008-08-10rename PreDefinedExpr -> PredefinedExprChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@54605 91177308-0d34-0410-b5e6-96231b3b80d8
2008-08-08update to make IRBuilder API change.Chris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@54548 91177308-0d34-0410-b5e6-96231b3b80d8
2008-08-06Fix CodeGen of pointer arithmetic in compound assignment statements.Daniel Dunbar
- Changed EmitSub to work on all cases (arithmetic, ptr - int, ptr - ptr) so that implementation matches that of other operators. - Modify EmitCompoundAssign to compute and perform the appropriate casts of left, right, and result types for the assorted pointer arithmetic cases. - Fix EmitSub (ptr - int) case to negate the rhs *after* extension. This is critical when the rhs is unsigned (and needs extension). - This fixes cfrac. - <rdr://6115726> git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@54392 91177308-0d34-0410-b5e6-96231b3b80d8
2008-08-05Bug fix, CodeGen of (void*) - (void*) was broken.Daniel Dunbar
- <rdar://problem/6122967> git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@54338 91177308-0d34-0410-b5e6-96231b3b80d8
2008-08-04Add CodeGen support for indirect goto.Daniel Dunbar
- Follows emission scheme used by llvm-gcc, i.e. invent an id for each label whose address is taken and replace each indirect goto by a switch to each possible target. - Currently we emit a switch for each indirect goto instead of merging them as llvm-gcc does. git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@54318 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-26remove uses of QualType::getCanonicalType() from codegen for PR2189Chris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@54107 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-26implement codegen support for labels at the end of stmtexprs.Chris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@54100 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-26minor tidying, no functionality change.Chris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@54099 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-25Generate vector compares in codegenNate Begeman
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@54048 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-23Fix a codegen crash on:Chris Lattner
int foo(void) { float x[2]; return x; } rdar://6093986 git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@53946 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-22Add note to check what __alignof__ a function type should be.Daniel Dunbar
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@53928 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-22Prevent codegen crash on sizeof(<function type>), a gcc extension.Daniel Dunbar
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@53899 91177308-0d34-0410-b5e6-96231b3b80d8
2008-06-30Make a few related changes:Chris Lattner
1) add a new ASTContext::getFloatTypeSemantics method. 2) Use it from SemaExpr.cpp, CodeGenTypes.cpp and other places. 3) Change the TargetInfo.h get*Format methods to return their fltSemantics byref instead of by pointer. 4) Change CodeGenFunction::EmitBuiltinExpr to allow builtins which sometimes expand specially and othertimes fall back to libm. 5) Add support for __builtin_nan("") to codegen, cases that don't pass in an empty string are currently lowered to libm calls. 6) Fix codegen of __builtin_infl. git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@52914 91177308-0d34-0410-b5e6-96231b3b80d8
2008-06-26avoid a lot of unneeded selector processing work by passing aroundChris Lattner
selectors instead of Value*'s. git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@52760 91177308-0d34-0410-b5e6-96231b3b80d8
2008-06-17This patch is motivated by numerous strict-aliasing warnings when compilingTed Kremenek
clang as a Release build. The big change is that all AST nodes (subclasses of Stmt) whose children are Expr* store their children as Stmt* or arrays of Stmt*. This is to remove strict-aliasing warnings when using StmtIterator. None of the interfaces of any of the classes have changed (except those with arg_iterators, see below), as the accessor methods introduce the needed casts (via cast<>). While this extra casting may seem cumbersome, it actually adds some important sanity checks throughout the codebase, as clients using StmtIterator can potentially overwrite children that are expected to be Expr* with Stmt* (that aren't Expr*). The casts provide extra sanity checks that are operational in debug builds to catch invariant violations such as these. For classes that have arg_iterators (e.g., CallExpr), the definition of arg_iterator has been replaced. Instead of it being Expr**, it is an actual class (called ExprIterator) that wraps a Stmt**, and provides the necessary operators for iteration. The nice thing about this class is that it also uses cast<> to type-checking, which introduces extra sanity checks throughout the codebase that are useful for debugging. A few of the CodeGen functions that use arg_iterator (especially from OverloadExpr) have been modified to take begin and end iterators instead of a base Expr** and the number of arguments. This matches more with the abstraction of iteration. This still needs to be cleaned up a little bit, as clients expect that ExprIterator is a RandomAccessIterator (which we may or may not wish to allow for efficiency of representation). This is a fairly large patch. It passes the tests (except CodeGen/bitfield.c, which was already broken) on both a Debug and Release build, but it should obviously be reviewed. git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@52378 91177308-0d34-0410-b5e6-96231b3b80d8
2008-06-04fix crash when codegening 'cond ? lhs : call-to-void-func()'Nuno Lopes
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@51958 91177308-0d34-0410-b5e6-96231b3b80d8
2008-06-01Support for code generation of Objective-C top-level language constructs.Anton Korobeynikov
Implemented by David Chisnall! git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@51835 91177308-0d34-0410-b5e6-96231b3b80d8
2008-05-29Fix an extremely subtle bug with pointer comparisons: they have to be Eli Friedman
unsigned because it's possible (at least in theory) to have have both positive and negative pointers pointing to the same object. git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@51681 91177308-0d34-0410-b5e6-96231b3b80d8
2008-05-25Fix for PR2001. I'm not really fond of it, but it is correct (unless Eli Friedman
someone tries to make a bitfield volatile?). Not sure how to write a test; any suggestions? git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@51558 91177308-0d34-0410-b5e6-96231b3b80d8
2008-05-16Backout of codegen-based fix to PR2334; this has been fixed differently Eli Friedman
at the Sema layer. git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@51203 91177308-0d34-0410-b5e6-96231b3b80d8
2008-05-16Patch for PR2334, and a similar ObjC bug.Eli Friedman
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@51193 91177308-0d34-0410-b5e6-96231b3b80d8
2008-05-14Implementation of __builtin_shufflevector, a portable builtin capable of Eli Friedman
expressing the full flexibility of the LLVM shufflevector instruction. The expected immediate usage is in *mmintrin.h, so that they don't depend on the mess of gcc-inherited (and not completely implemented) shuffle builtins. git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@51113 91177308-0d34-0410-b5e6-96231b3b80d8
2008-05-13Add codegen support for block-level compound literals.Eli Friedman
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@51081 91177308-0d34-0410-b5e6-96231b3b80d8
2008-04-20implement a fixme, add support for ++/-- on long double.Chris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@49980 91177308-0d34-0410-b5e6-96231b3b80d8
2008-04-20use simplified ConstantFP:get method.Chris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@49979 91177308-0d34-0410-b5e6-96231b3b80d8
2008-04-18OCUVector -> ExtVector, shorthand for extended vector, per feedback from Chris.Nate Begeman
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@49942 91177308-0d34-0410-b5e6-96231b3b80d8
2008-04-13update to follow mainline llvm API change.Chris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@49607 91177308-0d34-0410-b5e6-96231b3b80d8
2008-04-08Add support for C++ default arguments, and rework Parse-Sema Chris Lattner
interaction for function parameters, fixing PR2046. Patch by Doug Gregor! git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@49369 91177308-0d34-0410-b5e6-96231b3b80d8
2008-04-06tracking API changes arising from r49277Gabor Greif
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@49279 91177308-0d34-0410-b5e6-96231b3b80d8
2008-04-04Since isComplexType() no longer returns true for _Complex integers, the codeChris Lattner
generator needs to call isAnyComplexType(). This fixes PR1960. git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@49220 91177308-0d34-0410-b5e6-96231b3b80d8
2008-04-04Codegen assignment to self correctly, patch by David Chisnall!Chris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@49201 91177308-0d34-0410-b5e6-96231b3b80d8
2008-04-02add a common base class "PointerLikeType" for PointerType and ReferenceType,Chris Lattner
allowing them to be treated the same in some contexts. A suggestion for a better name is welcome :) git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@49100 91177308-0d34-0410-b5e6-96231b3b80d8