Commit Graph

84079 Commits

Author SHA1 Message Date
Jiangning Liu
1fb27eccf5 Fix #13241, a bug around shift immediate operand for ARM instruction ADR.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@161159 91177308-0d34-0410-b5e6-96231b3b80d8
2012-08-02 08:13:13 +00:00
NAKAMURA Takumi
ac89c0ddfd llvm/test/CodeGen/X86/fold-pcmpeqd-1.ll: Make sure this is testing without +avx.
FIXME: Could +avx be checked here too?

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@161156 91177308-0d34-0410-b5e6-96231b3b80d8
2012-08-02 06:36:56 +00:00
NAKAMURA Takumi
25fa9a4890 llvm/test/CodeGen/X86/fold-pcmpeqd-1.ll: Rewrite expressions to pass regardless of PR11031.
- Relax to match even if epilogue (pop %ebp) were emitted.
  - Assume the return value is stored to %xmm0.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@161155 91177308-0d34-0410-b5e6-96231b3b80d8
2012-08-02 06:33:58 +00:00
Manman Ren
d7d003c2b7 X86 Peephole: fold loads to the source register operand if possible.
Machine CSE and other optimizations can remove instructions so folding
is possible at peephole while not possible at ISel.

This patch is a rework of r160919 and was tested on clang self-host on my local
machine.

rdar://10554090 and rdar://11873276


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@161152 91177308-0d34-0410-b5e6-96231b3b80d8
2012-08-02 00:56:42 +00:00
Jakob Stoklund Olesen
e5c79a5c25 Extract some methods from verifyLiveIntervals.
No functional change.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@161149 91177308-0d34-0410-b5e6-96231b3b80d8
2012-08-02 00:20:20 +00:00
Jakob Stoklund Olesen
a62e1e8bc6 Also verify RegUnit intervals at uses.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@161147 91177308-0d34-0410-b5e6-96231b3b80d8
2012-08-01 23:52:40 +00:00
Manman Ren
5641424a6c X86: mark GATHER instructios as mayLoad
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@161143 91177308-0d34-0410-b5e6-96231b3b80d8
2012-08-01 23:28:59 +00:00
Jakob Stoklund Olesen
c7f44b8b8f Compute instruction heights through a trace.
The height on an instruction is the minimum number of cycles from the
instruction is issued to the end of the trace. Heights are computed for
all instructions in and below the trace center block.

The method for computing heights is different from the depth
computation. As we visit instructions in the trace bottom-up, heights of
used instructions are pushed upwards. This way, we avoid scanning long
use lists, looking for uses in the current trace.

At each basic block boundary, a list of live-in registers and their
minimum heights is saved in the trace block info. These live-in lists
are used when restarting depth computations on a trace that
converges with an already computed trace. They will also be used to
accurately compute the critical path length.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@161138 91177308-0d34-0410-b5e6-96231b3b80d8
2012-08-01 22:36:00 +00:00
Jim Grosbach
cc5fc665e3 ARM: Remove redundant instalias.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@161134 91177308-0d34-0410-b5e6-96231b3b80d8
2012-08-01 20:33:05 +00:00
Jim Grosbach
046eea5247 Clean up formatting.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@161133 91177308-0d34-0410-b5e6-96231b3b80d8
2012-08-01 20:33:02 +00:00
Jim Grosbach
2769028ab4 Tidy up.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@161132 91177308-0d34-0410-b5e6-96231b3b80d8
2012-08-01 20:33:00 +00:00
Chad Rosier
a20e1e7ef5 Whitespace.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@161122 91177308-0d34-0410-b5e6-96231b3b80d8
2012-08-01 18:39:17 +00:00
Eric Christopher
6635cad548 Temporarily revert c23b933d5f. It's causing
failures in the debug testsuite and possibly PR13486.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@161121 91177308-0d34-0410-b5e6-96231b3b80d8
2012-08-01 18:19:01 +00:00
Nuno Lopes
918067d52b remove tabs from my previous commit.
Sorry, not used to this editor anymore.. XCode please come back; you're forgiven :)

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@161120 91177308-0d34-0410-b5e6-96231b3b80d8
2012-08-01 17:13:28 +00:00
Nuno Lopes
28ad863f6c (hopefuly) fix the remaining cases where null wasnt expected (PR13497).
I'll commit a test to the clang tree.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@161118 91177308-0d34-0410-b5e6-96231b3b80d8
2012-08-01 16:58:51 +00:00
Matt Beaumont-Gay
b705e4a8b6 Line endings.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@161117 91177308-0d34-0410-b5e6-96231b3b80d8
2012-08-01 16:42:35 +00:00
Jakob Stoklund Olesen
9dae457e2b Add DataDep constructors. Explicitly check SSA form.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@161115 91177308-0d34-0410-b5e6-96231b3b80d8
2012-08-01 16:02:59 +00:00
Nuno Lopes
62ad748454 fix 'make check' when ocamlopt returns the compiler path with CFLAGS (and there's a cflag with a = char)
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@161114 91177308-0d34-0410-b5e6-96231b3b80d8
2012-08-01 15:50:34 +00:00
Axel Naumann
46588d4fb9 Reference IntrusiveRefCntPtr in doxygen doc of RefCountedBase to get a link to the pointer class documentation.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@161112 91177308-0d34-0410-b5e6-96231b3b80d8
2012-08-01 14:53:13 +00:00
Elena Demikhovsky
1503aba4a0 Added FMA functionality to X86 target.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@161110 91177308-0d34-0410-b5e6-96231b3b80d8
2012-08-01 12:06:00 +00:00
Nick Lewycky
6ce2471806 Stay rational; don't assert trying to take the square root of a negative value.
If it's negative, the loop is already proven to be infinite. Fixes PR13489!


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@161107 91177308-0d34-0410-b5e6-96231b3b80d8
2012-08-01 09:14:36 +00:00
Chandler Carruth
147d9e0511 Add range erase, element insert, and range insert methods to
TinyPtrVector. With these, it is sufficiently functional for my more
normal / pedestrian uses.

I've not included some r-value reference stuff here because the value
type for a TinyPtrVector is, necessarily, just a pointer.

I've added tests that cover the basic behavior of these routines, but
they aren't as comprehensive as I'd like. In particular, they don't
really test the iterator semantics as thoroughly as they should. Maybe
some brave soul will feel enterprising and flesh them out. ;]

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@161104 91177308-0d34-0410-b5e6-96231b3b80d8
2012-08-01 08:40:48 +00:00
Chandler Carruth
0b1bcbf6b8 Add basic in-bounds asserts to TinyPtrVector::erase.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@161103 91177308-0d34-0410-b5e6-96231b3b80d8
2012-08-01 08:40:46 +00:00
Craig Topper
5a2c607153 Add more indirection to the disassembler tables to reduce amount of space used to store the operand types and encodings. Store only the unique combinations in a separate table and store indices in the instruction table. Saves about 32K of static data.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@161101 91177308-0d34-0410-b5e6-96231b3b80d8
2012-08-01 07:39:18 +00:00
Nick Kledzik
adfe2637b8 Initial commit of new FileOutputBuffer support class.
Since the llvm::sys::fs::map_file_pages() support function it relies on
is not yet implemented on Windows, the unit tests for FileOutputBuffer 
are currently conditionalized to run only on unix.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@161099 91177308-0d34-0410-b5e6-96231b3b80d8
2012-08-01 02:29:50 +00:00
Akira Hatanaka
c15ad85177 Implement MipsJITInfo::replaceMachineCodeForFunction.
No new test case is added.
This patch makes test JITTest.FunctionIsRecompiledAndRelinked pass on mips
platform.

Patch by Petar Jovanovic.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@161098 91177308-0d34-0410-b5e6-96231b3b80d8
2012-08-01 02:29:24 +00:00
Nick Kledzik
12648bed28 Fix shadowed variable warning
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@161097 91177308-0d34-0410-b5e6-96231b3b80d8
2012-08-01 01:43:10 +00:00
Akira Hatanaka
fa566d02cc Remove unused variable.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@161095 91177308-0d34-0410-b5e6-96231b3b80d8
2012-08-01 00:37:53 +00:00
Akira Hatanaka
71746220d3 Implement MipsSERegisterInfo::eliminateCallFramePseudoInstr. The function emits
instructions that decrement and increment the stack pointer before and after a
call when the function does not have a reserved call frame.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@161093 91177308-0d34-0410-b5e6-96231b3b80d8
2012-07-31 23:52:55 +00:00
Akira Hatanaka
8589010e3d Add definitions of two subclasses of MipsRegisterInfo, Mips16RegisterInfo and
MipsSERegisterInfo.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@161092 91177308-0d34-0410-b5e6-96231b3b80d8
2012-07-31 23:41:32 +00:00
Akira Hatanaka
cdb3ba71ce Add definitions of two subclasses of MipsFrameLowering, Mips16FrameLowering and
MipsSEFrameLowering.

Implement MipsSEFrameLowering::hasReservedCallFrame. Call frames will not be
reserved if there is a call with a large call frame or there are variable sized
objects on the stack.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@161090 91177308-0d34-0410-b5e6-96231b3b80d8
2012-07-31 22:50:19 +00:00
Nick Kledzik
d7122b8d3c Suppress stderr noise when test case runs.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@161085 91177308-0d34-0410-b5e6-96231b3b80d8
2012-07-31 22:18:15 +00:00
Akira Hatanaka
d5cfc0172c Add Mips16InstrInfo.cpp and MipsSEInstrInfo.cpp to CMakeLists.txt.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@161083 91177308-0d34-0410-b5e6-96231b3b80d8
2012-07-31 22:11:05 +00:00
Michael J. Spencer
d77ce4a8e9 [obj2yaml] Print the Relocations header.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@161082 91177308-0d34-0410-b5e6-96231b3b80d8
2012-07-31 22:04:08 +00:00
Akira Hatanaka
0bc1adbbc4 Add definitions of two subclasses of MipsInstrInfo, MipsInstrInfo (for mips16),
and MipsSEInstrInfo (for mips32/64).



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@161081 91177308-0d34-0410-b5e6-96231b3b80d8
2012-07-31 21:49:49 +00:00
Akira Hatanaka
b4f921b1f0 Delete mips64 target machine classes. mips target machines can be used in place
of them.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@161080 91177308-0d34-0410-b5e6-96231b3b80d8
2012-07-31 21:39:17 +00:00
Akira Hatanaka
1d53f1bbab Let PEI::calculateFrameObjectOffsets compute the final stack size rather than
computing it in MipsFrameLowering::emitPrologue.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@161078 91177308-0d34-0410-b5e6-96231b3b80d8
2012-07-31 21:28:49 +00:00
Akira Hatanaka
1d165f1c25 Expand DYNAMIC_STACKALLOC nodes rather than doing custom-lowering.
The frame object which points to the dynamically allocated area will not be
needed after changes are made to cease reserving call frames.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@161076 91177308-0d34-0410-b5e6-96231b3b80d8
2012-07-31 20:54:48 +00:00
Manman Ren
f99efdf329 MachineSink: Sort the successors before trying to find SuccToSinkTo.
Use stable_sort instead of sort. Follow-up to r161062.

rdar://11980766


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@161075 91177308-0d34-0410-b5e6-96231b3b80d8
2012-07-31 20:45:38 +00:00
Jakob Stoklund Olesen
5f8e8bd656 Compute instruction depths through the current trace.
Assuming infinite issue width, compute the earliest each instruction in
the trace can issue, when considering the latency of data dependencies.
The issue cycle is record as a 'depth' from the beginning of the trace.

This is half the computation required to find the length of the critical
path through the trace. Heights are next.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@161074 91177308-0d34-0410-b5e6-96231b3b80d8
2012-07-31 20:44:38 +00:00
Jakob Stoklund Olesen
64e2973bf7 Rename CT -> MTM. MachineTraceMetrics is abbreviated MTM.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@161072 91177308-0d34-0410-b5e6-96231b3b80d8
2012-07-31 20:25:13 +00:00
Akira Hatanaka
603f69dc2c Define ADJCALLSTACKDOWN/UP nodes. These nodes are emitted regardless of whether
or not it is in mips16 mode. Define MipsPseudo (mode-independant pseudo) and
PseudoSE (mips32/64 pseudo) classes.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@161071 91177308-0d34-0410-b5e6-96231b3b80d8
2012-07-31 19:13:07 +00:00
Akira Hatanaka
c4388d4199 Change name of class MipsInst to InstSE to distinguish it from mips16's
instruction class. SE stands for standard encoding.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@161069 91177308-0d34-0410-b5e6-96231b3b80d8
2012-07-31 18:55:01 +00:00
Akira Hatanaka
e2d529ac11 When store nodes or memcpy nodes are created to copy the function call
arguments to the stack in MipsISelLowering::LowerCall, use stack pointer and
integer offset operands rather than frame object operands.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@161068 91177308-0d34-0410-b5e6-96231b3b80d8
2012-07-31 18:46:41 +00:00
Chad Rosier
d97f3a5ab0 [x86 frame lowering] In 32-bit mode, use ESI as the base pointer.
Previously, we were using EBX, but PIC requires the GOT to be in EBX before 
function calls via PLT GOT pointer.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@161066 91177308-0d34-0410-b5e6-96231b3b80d8
2012-07-31 18:29:21 +00:00
Ted Kremenek
521ed460e9 Use regex instead of special casing clang and llvm libraries.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@161065 91177308-0d34-0410-b5e6-96231b3b80d8
2012-07-31 18:23:44 +00:00
Akira Hatanaka
36bcc11236 Fix type of LUXC1 and SUXC1. These instructions were incorrectly defined as
single-precision load and store.

Also avoid selecting LUXC1 and SUXC1 instructions during isel. It is incorrect
to map unaligned floating point load/store nodes to these instructions.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@161063 91177308-0d34-0410-b5e6-96231b3b80d8
2012-07-31 18:16:49 +00:00
Manman Ren
53b59d1d97 MachineSink: Sort the successors before trying to find SuccToSinkTo.
One motivating example is to sink an instruction from a basic block which has
two successors: one outside the loop, the other inside the loop. We should try
to sink the instruction outside the loop.

rdar://11980766


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@161062 91177308-0d34-0410-b5e6-96231b3b80d8
2012-07-31 18:10:39 +00:00
Micah Villmow
8c574be2fe Conform to LLVM coding style.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@161061 91177308-0d34-0410-b5e6-96231b3b80d8
2012-07-31 18:07:43 +00:00
Micah Villmow
683826765c Don't generate ordered or unordered comparison operations if it is not legal to do so.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@161053 91177308-0d34-0410-b5e6-96231b3b80d8
2012-07-31 16:48:03 +00:00