oota-llvm.git
13 years agoRemove unused variables caught by GCC's -Wunused-but-set-variable.
Benjamin Kramer [Tue, 3 May 2011 16:00:27 +0000 (16:00 +0000)]
Remove unused variables caught by GCC's -Wunused-but-set-variable.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130755 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoPass --disable-cfi to llc.
Rafael Espindola [Tue, 3 May 2011 15:56:16 +0000 (15:56 +0000)]
Pass --disable-cfi to llc.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130754 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoAdd pentium{3,4}m cpus. Patch by Alexander Best!
Michael J. Spencer [Tue, 3 May 2011 03:42:50 +0000 (03:42 +0000)]
Add pentium{3,4}m cpus. Patch by Alexander Best!

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130749 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoxmm0 is an implicit parameter in this and so shouldn't be in the
Eric Christopher [Tue, 3 May 2011 01:28:32 +0000 (01:28 +0000)]
xmm0 is an implicit parameter in this and so shouldn't be in the
string template.

Fixes rdar://8493866

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130747 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoAdd an unfolded offset field to LSR's Formula record. This is used to
Dan Gohman [Tue, 3 May 2011 00:46:49 +0000 (00:46 +0000)]
Add an unfolded offset field to LSR's Formula record. This is used to
model constants which can be added to base registers via add-immediate
instructions which don't require an additional register to materialize
the immediate.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130743 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoOther parts of the SelectionDAG framework assume that targets use their pointer type...
Owen Anderson [Mon, 2 May 2011 22:25:45 +0000 (22:25 +0000)]
Other parts of the SelectionDAG framework assume that targets use their pointer type for vector indices.  Make the vector unrolling code respect that.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130733 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoScanning entire basic block may be too expensive in terms of compile time. Instead...
Devang Patel [Mon, 2 May 2011 21:57:00 +0000 (21:57 +0000)]
Scanning entire basic block may be too expensive in terms of compile time. Instead, just use whatever location info first non-phi instruction has.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130729 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoHandle <def,undef> in the second loop as well.
Jakob Stoklund Olesen [Mon, 2 May 2011 20:36:53 +0000 (20:36 +0000)]
Handle <def,undef> in the second loop as well.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130718 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoApparently the check for direct calls is unnecessary.
Eric Christopher [Mon, 2 May 2011 20:16:33 +0000 (20:16 +0000)]
Apparently the check for direct calls is unnecessary.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130716 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoUse the PrintReg adaptor to correctly print live-in registers in debug output.
Jakob Stoklund Olesen [Mon, 2 May 2011 20:06:30 +0000 (20:06 +0000)]
Use the PrintReg adaptor to correctly print live-in registers in debug output.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130715 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoOnly ignore <undef> use operands, keep the <def,undef> ops.
Jakob Stoklund Olesen [Mon, 2 May 2011 20:06:28 +0000 (20:06 +0000)]
Only ignore <undef> use operands, keep the <def,undef> ops.

Def operands may also have an <undef> flag, but that just means that a
sub-register redef doesn't actually read the super-register. For physical
registers, it has no meaning.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130714 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoPass -disable-cfi to llc.
Rafael Espindola [Mon, 2 May 2011 19:51:34 +0000 (19:51 +0000)]
Pass -disable-cfi to llc.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130713 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agollvmc: Pass -disable-cfi to llc.
Rafael Espindola [Mon, 2 May 2011 19:45:24 +0000 (19:45 +0000)]
llvmc: Pass -disable-cfi to llc.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130712 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoFix PR9579: when simplifying a compare to "true" or "false", and it was
Duncan Sands [Mon, 2 May 2011 18:51:41 +0000 (18:51 +0000)]
Fix PR9579: when simplifying a compare to "true" or "false", and it was
a vector compare, generate a vector result rather than i1 (and crashing).

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130706 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoRemove unused variable.
Duncan Sands [Mon, 2 May 2011 18:41:29 +0000 (18:41 +0000)]
Remove unused variable.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130705 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoEmit debug info for global variables first.
Devang Patel [Mon, 2 May 2011 18:19:17 +0000 (18:19 +0000)]
Emit debug info for global variables first.
This works around a limitation in gdb which is reported by following inherit.exp test failures from gdb testsuite.

gdb.cp/inherit.exp: print g_vB.vB::vb
gdb.cp/inherit.exp: print g_vB.vB::vx
gdb.cp/inherit.exp: print g_vC.vC::vc
gdb.cp/inherit.exp: print g_vC.vC::vx
gdb.cp/inherit.exp: print g_vD.vB::vb
...

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130702 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoForgot to commit the changes to this file.
Duncan Sands [Mon, 2 May 2011 16:34:19 +0000 (16:34 +0000)]
Forgot to commit the changes to this file.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130695 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoMove some rem transforms out of instcombine and into instsimplify.
Duncan Sands [Mon, 2 May 2011 16:27:02 +0000 (16:27 +0000)]
Move some rem transforms out of instcombine and into instsimplify.
This automagically provides a transform noticed by my super-optimizer
as occurring quite often: "rem x, (select cond, x, 1)" -> 0.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130694 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoAdd 130690 back.
Rafael Espindola [Mon, 2 May 2011 15:58:16 +0000 (15:58 +0000)]
Add 130690 back.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130693 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoOnly produce the eh_frame section if we have at least one personality function.
Rafael Espindola [Mon, 2 May 2011 15:49:52 +0000 (15:49 +0000)]
Only produce the eh_frame section if we have at least one personality function.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130692 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoRevert while I debug the tests that use march but not mtriple.
Rafael Espindola [Mon, 2 May 2011 15:42:31 +0000 (15:42 +0000)]
Revert while I debug the tests that use march but not mtriple.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130691 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoMove ppc OS X to cfi too. I am building it on an old ppc mini, but it will take some...
Rafael Espindola [Mon, 2 May 2011 15:00:52 +0000 (15:00 +0000)]
Move ppc OS X to cfi too. I am building it on an old ppc mini, but it will take some time.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130690 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoRemove an unused variable in NDEBUG (found with -Wunused-variable).
Chandler Carruth [Mon, 2 May 2011 05:49:01 +0000 (05:49 +0000)]
Remove an unused variable in NDEBUG (found with -Wunused-variable).

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130688 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoMinimize the slot indexes spanned by register ranges created when splitting.
Jakob Stoklund Olesen [Mon, 2 May 2011 05:29:58 +0000 (05:29 +0000)]
Minimize the slot indexes spanned by register ranges created when splitting.

When an interfering live range ends at a dead slot index between two
instructions, make sure that the inserted copy instruction gets a slot index
after the dead ones. This makes it possible to avoid the interference.

Ideally, there shouldn't be interference ending at a deleted instruction, but
physical register coalescing can sometimes do that to sub-registers.

This fixes PR9823.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130687 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoAdd a SlotIndexes::insertMachineInstrInMaps to insert the instruction after any null...
Jakob Stoklund Olesen [Mon, 2 May 2011 05:29:56 +0000 (05:29 +0000)]
Add a SlotIndexes::insertMachineInstrInMaps to insert the instruction after any null indexes.

This makes a difference if a live interval is referring to a deleted
instruction. It can be important to insert an instruction before or after a
deleted instruction to avoid interference.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130686 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoIn option typo correction, consider -foo=VALUE flags as two distinct parts. The
Nick Lewycky [Mon, 2 May 2011 05:24:47 +0000 (05:24 +0000)]
In option typo correction, consider -foo=VALUE flags as two distinct parts. The
comments claimed it did this, but the LHS value was actually an unused variable.

The new system considers only the '-foo' part when comparing it for typos
against flags that have values, but still look at the whole string for flags
that don't. That way, we'll still correct '-inst=combine' to '-instcombine'.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130685 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoRemove dead variable pointed out by GCC 4.6 warnings, and reflow this a little
Nick Lewycky [Mon, 2 May 2011 05:05:29 +0000 (05:05 +0000)]
Remove dead variable pointed out by GCC 4.6 warnings, and reflow this a little
to scope a variable more tightly per llvm coding style. No functional change.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130684 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoenhance memcpyopt to obey -fno-builtin and friends. This addresses a
Chris Lattner [Sun, 1 May 2011 18:27:11 +0000 (18:27 +0000)]
enhance memcpyopt to obey -fno-builtin and friends.  This addresses a
problem reported on cfe-dev.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130661 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoAdd r130623 back now that ELF has been fixed to work with -fno-dwarf2-cfi-asm.
Rafael Espindola [Sun, 1 May 2011 15:44:13 +0000 (15:44 +0000)]
Add r130623 back now that ELF has been fixed to work with -fno-dwarf2-cfi-asm.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130658 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoWindows/DynamicLibrary.inc: Clean up ELM_Callback. We may check the decl instead...
NAKAMURA Takumi [Sun, 1 May 2011 13:29:49 +0000 (13:29 +0000)]
Windows/DynamicLibrary.inc: Clean up ELM_Callback. We may check the decl instead of the versions of individual libraries.

autoconf: Add checking ELM_Callback decl for mingw32 and mingw-w64.
cmake/config-ix.cmake: Add checking ELM_Callback decl for win32.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130657 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoRemove an unused variable from this function introduced in r130637,
Chandler Carruth [Sun, 1 May 2011 06:14:10 +0000 (06:14 +0000)]
Remove an unused variable from this function introduced in r130637,
likely a result of copy/paste.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130640 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoGCC uses a different encoding of pointers in the FDE when using
Rafael Espindola [Sun, 1 May 2011 04:49:54 +0000 (04:49 +0000)]
GCC uses a different encoding of pointers in the FDE when using
-fno-dwarf2-cfi-asm. Implement the same behavior.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130637 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoI forgot these files in the previous commit.
Rafael Espindola [Sun, 1 May 2011 04:19:24 +0000 (04:19 +0000)]
I forgot these files in the previous commit.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130635 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoSimplify the handling of pcrel relocations on ELF. Now we do the right thing
Rafael Espindola [Sun, 1 May 2011 03:50:49 +0000 (03:50 +0000)]
Simplify the handling of pcrel relocations on ELF. Now we do the right thing
for all symbol differences and can drop the old EmitPCRelSymbolValue
method.

This also make getExprForFDESymbol on ELF equal to the one on MachO, and it
can be made non-virtual.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130634 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoUpdate instructions: LLVM.cmake is now LLVMConfig.cmake
Oscar Fuentes [Sun, 1 May 2011 02:12:20 +0000 (02:12 +0000)]
Update instructions: LLVM.cmake is now LLVMConfig.cmake

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130631 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoRevert the previous patch while I figure out how to make llvm-gcc
Rafael Espindola [Sat, 30 Apr 2011 23:03:44 +0000 (23:03 +0000)]
Revert the previous patch while I figure out how to make llvm-gcc
less agressive about disabling cfi on linux :-(

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130626 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoX86AsmPrinter doesn't know how to handle the X86II::MO_GOT_ABSOLUTE_ADDRESS flag
Jakob Stoklund Olesen [Sat, 30 Apr 2011 23:00:05 +0000 (23:00 +0000)]
X86AsmPrinter doesn't know how to handle the X86II::MO_GOT_ABSOLUTE_ADDRESS flag
after folding ADD32ri to ADD32mi, so don't do that.

This only happens when the greedy register allocator gets itself in trouble and
spills %vreg9 here:

16L             %vreg9<def> = MOVPC32r 0, %ESP<imp-use>; GR32:%vreg9
48L             %vreg9<def> = ADD32ri %vreg9, <es:_GLOBAL_OFFSET_TABLE_>[TF=1], %EFLAGS<imp-def,dead>; GR32:%vreg9

That should never happen, the live range should be split instead.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130625 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoEnable CFI on OS X.
Rafael Espindola [Sat, 30 Apr 2011 22:29:54 +0000 (22:29 +0000)]
Enable CFI on OS X.
Currently the output should be almost identical to the one produced by CodeGen
to make the transition easier.

The only two differences I know of are:

* Some files get an extra advance loc of size 0. This will be fixed when
relaxations are enabled.
* The optimization of declaring an EH symbol as an external variable is not
implemented. This is a subset of adding the nounwind attribute, so we if really
this at -O0 we should probably do it at the IL level.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130623 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoWhen a physreg is live-in and live through a basic block, make sure its live
Jakob Stoklund Olesen [Sat, 30 Apr 2011 19:12:33 +0000 (19:12 +0000)]
When a physreg is live-in and live through a basic block, make sure its live
range covers the entire block.

The live range can't be terminated at a random instruction.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130619 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoInstCombine: Turn (zext A) udiv (zext B) into (zext (A udiv B)). Same for urem or...
Benjamin Kramer [Sat, 30 Apr 2011 18:16:07 +0000 (18:16 +0000)]
InstCombine: Turn (zext A) udiv (zext B) into (zext (A udiv B)). Same for urem or constant B.

This obviously helps a lot if the division would be turned into a libcall
(think i64 udiv on i386), but div is also one of the few remaining instructions
on modern CPUs that become more expensive when the bitwidth gets bigger.

This also helps register pressure on i386 when dividing chars, divb needs
two 8-bit parts of a 16 bit register as input where divl uses two registers.

int foo(unsigned char a) { return a/10; }
int bar(unsigned char a, unsigned char b) { return a/b; }

compiles into (x86_64)
_foo:
  imull $205, %edi, %eax
  shrl  $11, %eax
  ret
_bar:
  movzbl        %dil, %eax
  divb  %sil, %al
  movzbl        %al, %eax
  ret

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130615 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoUse SimplifyDemandedBits on div instructions.
Benjamin Kramer [Sat, 30 Apr 2011 18:16:00 +0000 (18:16 +0000)]
Use SimplifyDemandedBits on div instructions.

This folds away silly stuff like (a&255)/1000 -> 0.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130614 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoFileCheckize.
Benjamin Kramer [Sat, 30 Apr 2011 18:15:53 +0000 (18:15 +0000)]
FileCheckize.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130613 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoImplement MCAsmStreamer::EmitEHSymAttributes. Doing this in the asm streamer
Rafael Espindola [Sat, 30 Apr 2011 16:34:57 +0000 (16:34 +0000)]
Implement MCAsmStreamer::EmitEHSymAttributes. Doing this in the asm streamer
is a bit ugly, but doing it on the base MCStreamer would be redundant
with the object streamer which does it using SD.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130611 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoHandle PrivateExtern eh symbols.
Rafael Espindola [Sat, 30 Apr 2011 16:22:46 +0000 (16:22 +0000)]
Handle PrivateExtern eh symbols.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130609 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoAllow folded spills in test.
Jakob Stoklund Olesen [Sat, 30 Apr 2011 08:00:50 +0000 (08:00 +0000)]
Allow folded spills in test.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130599 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoAvoid using stale entries form the sibling value map.
Jakob Stoklund Olesen [Sat, 30 Apr 2011 06:42:21 +0000 (06:42 +0000)]
Avoid using stale entries form the sibling value map.

This could happen when trying to use a value that had been eliminated after dead
code elimination and folding loads.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130597 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoUse hysteresis for local live range splitting as well.
Jakob Stoklund Olesen [Sat, 30 Apr 2011 05:07:46 +0000 (05:07 +0000)]
Use hysteresis for local live range splitting as well.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130596 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoruntime/libprofile/PathProfiling.c: Don't use // comment in C source.
NAKAMURA Takumi [Sat, 30 Apr 2011 03:53:56 +0000 (03:53 +0000)]
runtime/libprofile/PathProfiling.c: Don't use // comment in C source.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130589 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoAdd all the plumbing needed for MC to expand cfi to the old tables in
Rafael Espindola [Sat, 30 Apr 2011 03:44:37 +0000 (03:44 +0000)]
Add all the plumbing needed for MC to expand cfi to the old tables in
the final assembly. It is the same technique used when targeting
assemblers that don't support .loc.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130587 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoImplement MCAsmStreamer::EmitDwarfAdvanceFrameAddr.
Rafael Espindola [Sat, 30 Apr 2011 03:21:04 +0000 (03:21 +0000)]
Implement MCAsmStreamer::EmitDwarfAdvanceFrameAddr.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130585 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoUpdate comment.
Jakob Stoklund Olesen [Sat, 30 Apr 2011 03:13:08 +0000 (03:13 +0000)]
Update comment.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130582 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoUse a greedy algorithm for allocating registers.
Jakob Stoklund Olesen [Sat, 30 Apr 2011 01:37:54 +0000 (01:37 +0000)]
Use a greedy algorithm for allocating registers.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130568 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoWeekly fix of register allocation dependent unit tests.
Jakob Stoklund Olesen [Sat, 30 Apr 2011 01:37:52 +0000 (01:37 +0000)]
Weekly fix of register allocation dependent unit tests.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130567 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoPrint out the 'nontemporal' info on a store.
Bill Wendling [Fri, 29 Apr 2011 23:45:22 +0000 (23:45 +0000)]
Print out the 'nontemporal' info on a store.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130562 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoMake FastEmit_ri_ try a bit harder to succeed for supported operations; FastEmit_i...
Eli Friedman [Fri, 29 Apr 2011 23:34:52 +0000 (23:34 +0000)]
Make FastEmit_ri_ try a bit harder to succeed for supported operations; FastEmit_i can fail for non-Thumb2 ARM.  Makes ARMSimplifyAddress work correctly, and reduces the number of fast-isel bailouts on non-Thumb ARM.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130560 91177308-0d34-0410-b5e6-96231b3b80d8

13 years ago80-col.
Eric Christopher [Fri, 29 Apr 2011 23:12:01 +0000 (23:12 +0000)]
80-col.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130558 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoZap a couple now-unused functions.
Eli Friedman [Fri, 29 Apr 2011 22:56:48 +0000 (22:56 +0000)]
Zap a couple now-unused functions.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130557 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoSwitch to ImmLeaf (which can be used by FastISel) for a few more common ARM/Thumb2...
Eli Friedman [Fri, 29 Apr 2011 22:48:03 +0000 (22:48 +0000)]
Switch to ImmLeaf (which can be used by FastISel) for a few more common ARM/Thumb2 patterns.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130552 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoAssing line number info to new PHIs created by SSA updater.
Devang Patel [Fri, 29 Apr 2011 22:28:59 +0000 (22:28 +0000)]
Assing line number info to new PHIs created by SSA updater.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130551 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoAdd FastEmitInst_ii for the arm fast isel generator. It doesn't use it, but
Eric Christopher [Fri, 29 Apr 2011 22:07:50 +0000 (22:07 +0000)]
Add FastEmitInst_ii for the arm fast isel generator. It doesn't use it, but
if it ever did it needs the def machinery.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130549 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoFilter out pattterns from the FastISel emitter which it doesn't actually know how...
Eli Friedman [Fri, 29 Apr 2011 21:58:31 +0000 (21:58 +0000)]
Filter out pattterns from the FastISel emitter which it doesn't actually know how to handle.  No significant functionality change at the moment, but it's necessary for some changes I'm planning.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130547 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoSome cleanup and optimize fallthrough more.
Eric Christopher [Fri, 29 Apr 2011 21:56:31 +0000 (21:56 +0000)]
Some cleanup and optimize fallthrough more.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130546 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoAvoid some uses of .uleb128. This is a small speedup and more importantly
Rafael Espindola [Fri, 29 Apr 2011 21:50:57 +0000 (21:50 +0000)]
Avoid some uses of .uleb128. This is a small speedup and more importantly
lets this code be used when producing assembly code for old assemblers without
uleb support.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130544 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoImplement MCAsmStreamer::EmitCFIDefCfa.
Rafael Espindola [Fri, 29 Apr 2011 21:41:06 +0000 (21:41 +0000)]
Implement MCAsmStreamer::EmitCFIDefCfa.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130543 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoPrint new instructions without DebugLoc.
Devang Patel [Fri, 29 Apr 2011 21:36:04 +0000 (21:36 +0000)]
Print new instructions without DebugLoc.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130542 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoFix run-line, again. :(
Eli Friedman [Fri, 29 Apr 2011 21:33:03 +0000 (21:33 +0000)]
Fix run-line, again. :(

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130540 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoRe-committing r130454, which does not in fact break anything.
Eli Friedman [Fri, 29 Apr 2011 21:22:56 +0000 (21:22 +0000)]
Re-committing r130454, which does not in fact break anything.

Fix a rather obscure crash caused by ARM fast-isel generating code which redefines a register.
rdar://problem/9338332 .

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130539 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoPreserve line number information.
Devang Patel [Fri, 29 Apr 2011 20:38:55 +0000 (20:38 +0000)]
Preserve line number information.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130536 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoAdd trunc->branch support, this won't help with clang's i8->i1 truncations
Eric Christopher [Fri, 29 Apr 2011 20:02:39 +0000 (20:02 +0000)]
Add trunc->branch support, this won't help with clang's i8->i1 truncations
for bools, but is a start.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130534 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agowin32: Include DataTypes.h instead of stdint.h to try and fix a Win32 build
Daniel Dunbar [Fri, 29 Apr 2011 18:58:57 +0000 (18:58 +0000)]
win32: Include DataTypes.h instead of stdint.h to try and fix a Win32 build
issue.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130530 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoCleanup some DOS newlines.
Daniel Dunbar [Fri, 29 Apr 2011 18:58:55 +0000 (18:58 +0000)]
Cleanup some DOS newlines.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130529 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoSimplifyCFG: Expose phi node folding cost threshold as command line parameter
Peter Collingbourne [Fri, 29 Apr 2011 18:47:38 +0000 (18:47 +0000)]
SimplifyCFG: Expose phi node folding cost threshold as command line parameter

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130528 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoSimplifyCFG: Add CostRemaining parameter to DominatesMergePoint
Peter Collingbourne [Fri, 29 Apr 2011 18:47:31 +0000 (18:47 +0000)]
SimplifyCFG: Add CostRemaining parameter to DominatesMergePoint

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130527 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoSimplifyCFG: Add Trunc, ZExt and SExt to the list of cheap instructions for phi node...
Peter Collingbourne [Fri, 29 Apr 2011 18:47:25 +0000 (18:47 +0000)]
SimplifyCFG: Add Trunc, ZExt and SExt to the list of cheap instructions for phi node folding

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130526 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoMCAsmLayout: Add support for computing the symbol offset of variables. Not
Daniel Dunbar [Fri, 29 Apr 2011 18:20:20 +0000 (18:20 +0000)]
MCAsmLayout: Add support for computing the symbol offset of variables. Not
currently used, because variables don't get reported as being "defined".

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130524 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoMC: Change variable symbols to be recognized as defined, by assigning their sections...
Daniel Dunbar [Fri, 29 Apr 2011 18:20:17 +0000 (18:20 +0000)]
MC: Change variable symbols to be recognized as defined, by assigning their sections based on FindAssociatedSection().

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130523 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoMC/Mach-O: Update getSymbolAddress() to support evaluation of variables.
Daniel Dunbar [Fri, 29 Apr 2011 18:13:42 +0000 (18:13 +0000)]
MC/Mach-O: Update getSymbolAddress() to support evaluation of variables.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130522 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoMC/Mach-O: Allow emission of relocations for variables in some more cases.
Daniel Dunbar [Fri, 29 Apr 2011 18:10:47 +0000 (18:10 +0000)]
MC/Mach-O: Allow emission of relocations for variables in some more cases.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130520 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoMC/Mach-O: Find section ordinal's by looking at the symbol, instead of assuming they...
Daniel Dunbar [Fri, 29 Apr 2011 18:07:43 +0000 (18:07 +0000)]
MC/Mach-O: Find section ordinal's by looking at the symbol, instead of assuming they are present in a fragment.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130519 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoHoist MCLineEntry construction AsmPrinter so that anyone who derives from AsmPrinter...
Devang Patel [Fri, 29 Apr 2011 18:00:54 +0000 (18:00 +0000)]
Hoist MCLineEntry construction AsmPrinter so that anyone who derives from AsmPrinter can have line number entries.
PR 9810

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130518 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoMCExpr: Add FindAssociatedSection, which attempts to mirror the 'as' semantics
Daniel Dunbar [Fri, 29 Apr 2011 18:00:03 +0000 (18:00 +0000)]
MCExpr: Add FindAssociatedSection, which attempts to mirror the 'as' semantics
that associate sections with expressions.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130517 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoMC/AsmParser: Generalize a check.
Daniel Dunbar [Fri, 29 Apr 2011 17:53:11 +0000 (17:53 +0000)]
MC/AsmParser: Generalize a check.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130515 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoFix a C++0x portability issue with std::make_pair. Explicitly providing template...
Douglas Gregor [Fri, 29 Apr 2011 16:57:12 +0000 (16:57 +0000)]
Fix a C++0x portability issue with std::make_pair. Explicitly providing template arguments no longer works when the call arguments are lvalues.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130513 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoInclude <pthread.h> before we use pthread_self/pthread_kill
Douglas Gregor [Fri, 29 Apr 2011 16:12:17 +0000 (16:12 +0000)]
Include <pthread.h> before we use pthread_self/pthread_kill

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130510 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoThe last hack for producing bit identical output with cfi on OS X.
Rafael Espindola [Fri, 29 Apr 2011 15:09:53 +0000 (15:09 +0000)]
The last hack for producing bit identical output with cfi on OS X.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130504 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoChange DwarfCFIException's member variables to track what it actually
Rafael Espindola [Fri, 29 Apr 2011 14:48:51 +0000 (14:48 +0000)]
Change DwarfCFIException's member variables to track what it actually
emmits: .cfi_personality, .cfi_lsda and the moves.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130503 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoTeach Thumb2 isel to fold and->rotr ==> ROR.
Andrew Trick [Fri, 29 Apr 2011 14:18:15 +0000 (14:18 +0000)]
Teach Thumb2 isel to fold and->rotr ==> ROR.

Generalization of Nate Begeman's patch!

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130502 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoFactor some code to needsCFIMoves. Avoid printing moves when we don't have to.
Rafael Espindola [Fri, 29 Apr 2011 14:14:06 +0000 (14:14 +0000)]
Factor some code to needsCFIMoves. Avoid printing moves when we don't have to.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130501 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoThis is done.
Benjamin Kramer [Fri, 29 Apr 2011 14:09:57 +0000 (14:09 +0000)]
This is done.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130499 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoCombine thumb2-ror tests.
Andrew Trick [Fri, 29 Apr 2011 14:02:41 +0000 (14:02 +0000)]
Combine thumb2-ror tests.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130498 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agodocs/doxygen.css: Tweak padding on memdoc.
NAKAMURA Takumi [Fri, 29 Apr 2011 09:59:12 +0000 (09:59 +0000)]
docs/doxygen.css: Tweak padding on memdoc.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130493 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoUnbreak the MSVC build:
Francois Pichet [Fri, 29 Apr 2011 08:56:07 +0000 (08:56 +0000)]
Unbreak the MSVC build:
  - unistd.h doesn't exist with MSVC
  - inline must be __inline in Microsoft C
  - atexit cannot take a function declared as void f(), must be void f(void).

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130490 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoBalance parentheses.
Benjamin Kramer [Fri, 29 Apr 2011 08:41:23 +0000 (08:41 +0000)]
Balance parentheses.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130489 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoInstCombine: turn (C1 << A) << C2) into (C1 << C2) << A)
Benjamin Kramer [Fri, 29 Apr 2011 08:15:41 +0000 (08:15 +0000)]
InstCombine: turn (C1 << A) << C2) into (C1 << C2) << A)

Fixes PR9809.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130485 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoclean up after Sean's r127646 patch.
Chris Lattner [Fri, 29 Apr 2011 05:40:18 +0000 (05:40 +0000)]
clean up after Sean's r127646 patch.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130475 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agouse the MachineInstrBuilder operator-> to simplify some code.
Chris Lattner [Fri, 29 Apr 2011 05:24:29 +0000 (05:24 +0000)]
use the MachineInstrBuilder operator-> to simplify some code.
There are probably more instances of this floating around.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130474 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoadd a missing operator that caused us to have to use (*MIB).foo everywhere.
Chris Lattner [Fri, 29 Apr 2011 05:24:07 +0000 (05:24 +0000)]
add a missing operator that caused us to have to use (*MIB).foo everywhere.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130473 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoLast bit by bit compatibility patch to MCDwarf.cpp: If a FDE with no LSDA is
Rafael Espindola [Fri, 29 Apr 2011 03:06:29 +0000 (03:06 +0000)]
Last bit by bit compatibility patch to MCDwarf.cpp: If a FDE with no LSDA is
assigned to a CIE that requires one, just output a 0.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130472 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoAdd an alternative implementation of CIE and FDE emission that outputs them
Rafael Espindola [Fri, 29 Apr 2011 02:42:28 +0000 (02:42 +0000)]
Add an alternative implementation of CIE and FDE emission that outputs them
in the same order as the one in CodeGen.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130471 91177308-0d34-0410-b5e6-96231b3b80d8

13 years agoRename profile_rt.so to libprofile_rt.so under configure+make (it already was
Nick Lewycky [Fri, 29 Apr 2011 02:12:06 +0000 (02:12 +0000)]
Rename profile_rt.so to libprofile_rt.so under configure+make (it already was
under cmake).

Add libprofile_rt.a so that we can tell clang to link against it in --coverage
mode. Also turn it on by default in cmake builds.

Oscar, this touches a change you made for EXCLUDE_FROM_ALL support -- I think
I've done the right thing, but please let me know (or fix and commit) if not!

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130470 91177308-0d34-0410-b5e6-96231b3b80d8