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Commit Graph

84299 Commits

Author SHA1 Message Date
Akira Hatanaka
679d5c8fd7 Add a member of type Mips16InstrInfo/MipsSEInstrInfo to class
Mips16RegisterInfo/MipsSERegisterInfo. 

No changes in functionality.

llvm-svn: 162413
2012-08-22 23:58:53 +00:00
Ted Kremenek
c532ddc87b Fix an assortment of doxygen comment mistakes found by -Wdocumentation.
llvm-svn: 162411
2012-08-22 23:49:16 +00:00
Jakob Stoklund Olesen
4c8373f54e Print out the location of expanded multiclass defs in TableGen errors.
When reporting an error for a defm, we would previously only report the
location of the outer defm, which is not always where the error is.

Now we also print the location of the expanded multiclass defs:

lib/Target/X86/X86InstrSSE.td:2902:12: error: foo
  defm ADD : basic_sse12_fp_binop_s<0x58, "add", fadd, SSE_ALU_ITINS_S>,
             ^
lib/Target/X86/X86InstrSSE.td:2801:11: note: instantiated from multiclass
  defm PD : sse12_fp_packed<opc, !strconcat(OpcodeStr, "pd"), OpNode, VR128,
            ^
lib/Target/X86/X86InstrSSE.td:194:5: note: instantiated from multiclass
    def rm : PI<opc, MRMSrcMem, (outs RC:$dst), (ins RC:$src1, x86memop:$src2),
        ^

llvm-svn: 162409
2012-08-22 23:33:58 +00:00
Jim Grosbach
31c9d16ac3 MCInstFragment constructor should take by-reference MCInst.
The MCInst is immediately passed to the copy-constructor for local
storage, so there's no need for the parameter itself to be by-value.

llvm-svn: 162404
2012-08-22 22:19:40 +00:00
Daniel Dunbar
226105bdfd darwin/cross-build: Unset SDKROOT when building BuildTools.
llvm-svn: 162402
2012-08-22 22:01:01 +00:00
Benjamin Kramer
d456ce1d6b SimplifyLibCalls: Give all safely-shrinkable libcalls the same treatment.
llvm-svn: 162383
2012-08-22 19:39:15 +00:00
Chad Rosier
437076336a [ms-inline asm] Avoid a false positive assertion
Assertion failed: (Start.isValid() == End.isValid() && "Start and end should 
either both be valid or both be invalid!")

when parsing inline asm.  SMLoc assumes that the first char * in the source is
invalid.  However, when parsing an inline asm the mnemonic is at this location.
I don't want to change SMLoc, so use a trivial workaround.

llvm-svn: 162381
2012-08-22 19:14:29 +00:00
Chad Rosier
de7cbacc5f Whitespace.
llvm-svn: 162370
2012-08-22 17:34:11 +00:00
Chad Rosier
2e46e833db Add test case for r162368.
llvm-svn: 162369
2012-08-22 17:31:04 +00:00
Chad Rosier
1065b2523b Add a few float shrinking optimizations to SimplifyLibCalls. Unsafe
optimizations are guarded by the -enable-double-float-shrink LLVM option.
Last bit of PR13574.  Patch by Weiming Zhao <weimingz@codeaurora.org>.

llvm-svn: 162368
2012-08-22 17:22:33 +00:00
David Blaikie
a00a3562bd Tidy up a few more uses of MF.getFunction()->getName().
Based on CR feedback from r162301 and Craig Topper's refactoring in r162347
here are a few other places that could use the same API (& in one instance drop
a Function.h dependency).

llvm-svn: 162367
2012-08-22 17:18:53 +00:00
Chad Rosier
7124116324 Add a new helper function, AddOpt(F1, F1, Opt), as part of PR13574. No
functional change intended.  Patch by Weiming Zhao <weimingz@codeaurora.org>.

llvm-svn: 162363
2012-08-22 16:52:57 +00:00
Benjamin Kramer
e09e72a083 Reduce duplicated hash map lookups.
llvm-svn: 162362
2012-08-22 15:37:57 +00:00
Stepan Dyatkovskiy
56ead97c8d Rejected 169195. As Duncan commented, bitcasting to proper type is wrong approach. We need to insert some valid TRANCATE node here.
llvm-svn: 162354
2012-08-22 09:33:55 +00:00
Craig Topper
d66ff79b2c Add a getName function to MachineFunction. Use it in places that previously did getFunction()->getName(). Remove includes of Function.h that are no longer needed.
llvm-svn: 162347
2012-08-22 06:07:19 +00:00
Craig Topper
ba3d5bef9f Don't cache the MBB in the class. Its only used by one function. Change a for loop over operands to use unsigned instead of int.
llvm-svn: 162344
2012-08-22 05:59:59 +00:00
Craig Topper
37bdfa3177 Mark a function as static since it doesn't use anything in the class.
llvm-svn: 162342
2012-08-22 05:36:44 +00:00
Akira Hatanaka
24b722f476 Add register Mips::GP to the list of reserved registers if target is bare-metal
to prevent it from being clobbered. mips uses $gp to access small data section.

This bug was originally reported by Carl Norum.

llvm-svn: 162340
2012-08-22 03:18:13 +00:00
Akira Hatanaka
0602c4e928 Add option disable-mips-delay-filler. Turn on mips' delay slot filler by
default.

Patch by Carl Norum.

llvm-svn: 162339
2012-08-22 02:51:28 +00:00
Jim Grosbach
282ab87aef TblGen: Make asm-matcher ConvertToMCInst() table driven.
No change in interface or functionality. Purely under-the-hood
details of the generated function that change.

The X86 assembly parser is reduced in size by over 15% and ARM by
over 10%.

No performance change by my measurements.

llvm-svn: 162337
2012-08-22 01:06:23 +00:00
Jack Carter
1b099ac7c7 For mips64 switch statements in subroutines could generate
within the codegen EK_GPRel64BlockAddress. This was not 
supported for direct object output and resulted in an assertion.

This change adds support for EK_GPRel64BlockAddress for 
direct object.

One fallout from this is to turn on rela relocations 
for mips64 to match gas.

llvm-svn: 162334
2012-08-22 00:49:30 +00:00
Richard Smith
97aac5041b Initialize SelectionDAGBuilder's Context in 'init', not in its constructor. The
SelectionDAG's 'init' has not been called when the SelectionDAGBuilder is
constructed (in SelectionDAGISel's constructor), so this was previously always
initialized with 0.

llvm-svn: 162333
2012-08-22 00:42:39 +00:00
Richard Smith
75d0a6688f Reduce alignment of SmallVector<T> to the required amount, rather than forcing 16-byte alignment. This fixes misaligned SmallVector accesses via ExtractValueInst's SmallVector data member.
llvm-svn: 162331
2012-08-22 00:11:07 +00:00
Chad Rosier
3f65a99bf7 Add a few functions to TargetLibraryInfo as part of PR13574.
Patch by Weiming Zhao <weimingz@codeaurora.org>.

llvm-svn: 162329
2012-08-21 23:28:56 +00:00
Richard Smith
8754482773 MaximumSpanningTree::EdgeWeightCompare: Make this comparator actually be a
strict weak ordering, and don't pass possibly-null pointers to dyn_cast.

llvm-svn: 162314
2012-08-21 21:03:40 +00:00
Richard Smith
de5208c9d7 Fix misaligned access in MachO object file reader: despite containing an
int64_t, Symbol64TableEntry is actually only stored with 4-byte alignment
within the file.

The usage of #pragma pack here is copied from the corresponding code in
Support/Endian.h, so shouldn't introduce any new portability problems.

llvm-svn: 162312
2012-08-21 20:52:03 +00:00
Richard Smith
d1addbb679 Fix unaligned memory accesses when performing relocations in X86 JIT. There's
no cost to using memcpy here: the fixed code is optimized by LLVM to perfect
machine code.

llvm-svn: 162311
2012-08-21 20:48:36 +00:00
Richard Smith
2735d2748d Don't pass a null pointer to cast<> in its unit tests.
llvm-svn: 162310
2012-08-21 20:39:25 +00:00
Richard Smith
a2d387ae5e Don't bind a reference to a dereferenced null pointer (for return value of WeakVH::operator*).
llvm-svn: 162309
2012-08-21 20:35:14 +00:00
Chad Rosier
92debd58d9 [ms-inline asm] Do not report a Parser error when matching inline assembly.
llvm-svn: 162306
2012-08-21 19:36:59 +00:00
David Blaikie
343351b2b3 Ignore the documentation-suggested location for compile_commands.json
According to http://clang.llvm.org/docs/HowToSetupToolingForLLVM.html
it's suggested that compile_commands.json in the root of the LLVM source tree
should be a symlink to the json file produced by your build system of choice.

So here's a patch so it doesn't turn up in git status, etc.

llvm-svn: 162305
2012-08-21 19:23:30 +00:00
David Blaikie
2da74a1ef3 The presence of the empty file "foo" unfortunately does not improve LLVM in any way.
Thanks to Duncan Sands for catching this random file in code review.

llvm-svn: 162304
2012-08-21 19:13:12 +00:00
David Blaikie
d7ccf61630 Remove unnecessary cast that was also unnecessarily casting away constness.
Even looking at the revision history I couldn't quite piece together why this
cast was ever written in the first place, but I assume it was because of some
change in the inheritance, perhaps this function was reimplemented in a
derived type & this caller was meant to get the base version (& it wasn't
virtual)?

llvm-svn: 162301
2012-08-21 18:54:23 +00:00
David Blaikie
946437ed36 Provide a portability macro for __builtin_trap.
llvm-svn: 162300
2012-08-21 18:54:21 +00:00
Rafael Espindola
f67c62714f Fix macros arguments with an underscore, dot or dollar in them. This is based
on a patch by Andy/PaX. I added the support for dot and dollar.

llvm-svn: 162298
2012-08-21 18:29:30 +00:00
Chad Rosier
72a2747c53 [ms-inline asm] Expose the ErrorInfo from the MatchInstructionImpl. In general,
this is the index of the operand that failed to match.

Note: This may cause a buildbot failure due to an API mismatch in clang.  Should
recover with my next commit to clang.

llvm-svn: 162295
2012-08-21 18:14:59 +00:00
Chad Rosier
3ef3f1b990 Formatting. No functional change.
llvm-svn: 162292
2012-08-21 17:22:47 +00:00
Rafael Espindola
2683030b12 Make the wording in of the "expected identifier" error in the .macro directive
consistent with the other "expected identifier" errors.
Extracted from the Andy/PaX patch. I added the test.

llvm-svn: 162291
2012-08-21 17:12:05 +00:00
Duncan Sands
e740af6a07 Pacify PVS-Studio by changing the type rather than doing a cast, a tweak
suggested by David Blaikie.

llvm-svn: 162286
2012-08-21 16:20:37 +00:00
Chad Rosier
db68185ff8 Add support for the --param ssp-buffer-size= driver option.
PR9673

llvm-svn: 162284
2012-08-21 16:15:24 +00:00
Rafael Espindola
4599a394a3 Use typedefs. Fix indentation. Extracted from the Andy/PaX patch.
llvm-svn: 162283
2012-08-21 16:06:48 +00:00
Rafael Espindola
5ff87e610b Remove unused variable. Extracted from the Andy/PaX patch.
llvm-svn: 162282
2012-08-21 16:01:14 +00:00
Rafael Espindola
53d3b8d089 Fix typo. Extracted from the Andy/PaX patch.
llvm-svn: 162281
2012-08-21 15:55:04 +00:00
Jim Grosbach
137b521254 MCJIT: Tidy up the constructor.
The MCJIT doesn't need or want a TargetJITInfo. That's vestigal from the old
JIT, so just remove it.

rdar://12119347

llvm-svn: 162280
2012-08-21 15:42:49 +00:00
Duncan Sands
561c04fd8c PVS-Studio noticed that EmitVBR64 would perform undefined behaviour if the
number of bits was bigger than 32.  I checked every use of this function
that I could find and it looks like the maximum number of bits is 32, so I've
added an assertion checking this property, and a type cast to (hopefully) stop
PVS-Studio from warning about this in the future.

llvm-svn: 162277
2012-08-21 13:47:25 +00:00
Tim Northover
ff29cd0939 Add correct set of regression tests for r162094 commit.
llvm-svn: 162276
2012-08-21 12:43:03 +00:00
Chandler Carruth
b82f8d4af5 Port the global copy optimization from the SROA pass to InstCombine.
This optimization is really just replacing allocas wholesale with
globals, there is no scalarization.

The underlying motivation for this patch is to simplify the SROA pass
and focus it on splitting and promoting allocas.

llvm-svn: 162271
2012-08-21 08:39:44 +00:00
Craig Topper
45eeb13dea Fix up indentation and remove a couple else's after returns.
llvm-svn: 162270
2012-08-21 08:29:51 +00:00
Kostya Serebryany
7ada43d99a [asan] add code to detect global initialization fiasco in C/C++. The sub-pass is off by default for now. Patch by Reid Watson. Note: this patch changes the interface between LLVM and compiler-rt parts of asan. The corresponding patch to compiler-rt will follow.
llvm-svn: 162268
2012-08-21 08:24:25 +00:00
Craig Topper
aba5024223 Use uint16_t for tables of opcodes.
llvm-svn: 162267
2012-08-21 08:23:21 +00:00