llvm-svn: 115160

Support implicit includes when generating a PCH and allow the user to pass a -include on the command line following the PCH include.
Fixes rdar://7382084.

llvm-svn: 115159

llvm-svn: 115158

and output the dwarf line number tables.  This contains the code to emit and
encode the dwarf line tables from the previously gathered information in the
MCLineSection objects.  This contains all the details to encode the line and
address deltas into the dwarf line table.

To do this an MCDwarfLineAddrFragment has been added.

Also this moves the interface code out of Mach-O streamer into
MCDwarf so it should be useable by other object file formats.

There is now one call to be made from an MCObjectStreamer
EmitInstruction() method:
   MCLineEntry::Make(this, getCurrentSection());
to create a line entry after each instruction is assembled.

And one call call to be made from an MCObjectStreamer Finish() method:
   MCDwarfFileTable::Emit(this, DwarfLineSection);
when getContext().hasDwarfFiles() is true and is passed a object file specific
MCSection where to emit the dwarf file and the line tables.

This appears to now be correct for 32-bit targets, at least x86.  But the
relocation entries for 64-bit Darwin needs some further work which is next
up to work on.  So for now the 64-bit Mach-O target does not output the
dwarf file and line tables.

llvm-svn: 115157

llvm-svn: 115156

if we are given a Layout object, even in cases when the value is not fixed.
This will be needed by the final patch for the dwarf .loc support to size a
new MCDwarf fragment needed to build and emit dwarf line number tables.

llvm-svn: 115155

llvm-svn: 115154

for the dwarf .loc support to emit dwarf line number tables.

llvm-svn: 115153

llvm-svn: 115152

reduces the amount of malloc calls and may reduce memory overhead.

Some numbers:
ASTContext stats, clang -cc1 -disable-free -fsyntax-only Cocoa_h.m
without dynamic growth                          |  with dynamic growth
Number of memory regions: 3158                  |  Number of memory regions: 432
Bytes used: 12333185                            |  Bytes used: 12333185
Bytes allocated: 12935168                       |  Bytes allocated: 12800000
Bytes wasted: 601983 (includes alignment, etc)  |  Bytes wasted: 466815 (includes alignment, etc)

ASTContext stats, clang -cc1 -disable-free -fsyntax-only on clang's ASTReader.cpp
without dynamic growth                          |  with dynamic growth
Number of memory regions: 10987                 |  Number of memory regions: 551
Bytes used: 42910356                            |  Bytes used: 42910356
Bytes allocated: 45002752                       |  Bytes allocated: 44711936
Bytes wasted: 2092396 (includes alignment, etc) |  Bytes wasted: 1801580 (includes alignment, etc)

llvm-svn: 115151

llvm-svn: 115150

llvm-svn: 115149

llvm-svn: 115148

llvm-svn: 115147

llvm-svn: 115145

Tighten up prototype verification of strchr and strrchr to avoid a crash in the very unlikely case that someone passes an integer > i64 to strchr.

llvm-svn: 115144

specifically assert on unexpected flags.

llvm-svn: 115143

-cfg-add-implicit-dtors - sets CFG::BuildOptions::AddImplicitDtors for AnalysisCosumer to true,
-cfg-add-initializers - sets CFG::BuildOptions::AddInitializers for AnalysisCosumer to true.

llvm-svn: 115142

time. That way, the EntrySize field is initialized for other code paths, 
namely, the .ll -> .o code path.

llvm-svn: 115141

llvm-svn: 115137

llvm-svn: 115136

llvm-svn: 115135

With this patch in

movq    $foo, foo(%rip)
foo:
.long   foo

We produce a R_X86_64_32S for the first relocation and R_X86_64_32 for the
second one.

llvm-svn: 115134

Small test for sanity check of resulting ARM .s file.
Tested against -r115129.

llvm-svn: 115133

constructing a section. Test for a few cases also included.

llvm-svn: 115132

resolved or not. Different object files have different restrictions and
different native assemblers have different idiosyncrasies we want to emulate
for now.

Move the existing MachO logic to the new place and implement an ELF one that
gets fixups to globals right.

llvm-svn: 115131

Now that the MC lowering handles the expansion of the pseudos, kill the horrible
blobs of text.

llvm-svn: 115130

I added a new file ARMAsmBackend which stubs out in similar ways to
the eqv X86 class.
For now, I split the ELFARMAsmBackend from the DarwinARMAsmBackend
(also mimicking X86)

Tested against -r115126

llvm-svn: 115129

to an empty PrintSpecial()

llvm-svn: 115128

(Kill the dead non-MC asm printer for the ARM target.)

llvm-svn: 115127

or not. TableGen needs to generate the printInstruction() function as taking
an MCInstr* or a MachineInstr*, depending. Default to the old non-MC
version so that everything not yet using MC continues to just work without
fidding.

llvm-svn: 115126

it inside Makefile.rules to return clang++ on clang and llvm-g++ on llvm-gcc.

Removed CPLUSPLUSFLAGS which is simply wrong and CPPFLAGS which is unnecessary.

llvm-svn: 115125

llvm-svn: 115124

- Idempotent operations are on by default, to match --analyze in the driver.
- Integrated stats calculation based on parsing warnings emitted with the -analyzer-stats flag. The new -stats flag enables this.
- New -maxloop flag to pass down a maxloop value to the analyzer.

llvm-svn: 115123

llvm-svn: 115122

1. Cortex-a9 8-bit and 16-bit loads / stores AGU cycles are 1 cycle longer than 32-bit ones.
2. Cortex-a9 is out-of-order so model all read cycles as cycle 1.
3. Lots of other random fixes for A8 and A9.

llvm-svn: 115121

llvm-svn: 115120

Change CheckerVisitor so that [Pre,Post]VisitCallExpr only handles CallExprs for simple C functions, not
all CallExprs (including CXXMemberCallExpr, etc.).  Now the generic handler for all CallExprs is [Pre,Post]VisitGenericCallExpr.

Also add [Pre,Post]Visit hooks for CXXMemberCallExpr.

Change GRExprEngine::VisitCXXMemberCallExpr() to do pre/post checker visits of the call.

llvm-svn: 115119

llvm-svn: 115118

In MeasureTokenLength, the FileLoc supplied to the lexer must point to the start of the buffer, or we risk overflow.

llvm-svn: 115117