oota-llvm.git
15 years agoadd an operator= to assign to smallstring.
Chris Lattner [Thu, 20 Nov 2008 07:09:17 +0000 (07:09 +0000)]
add an operator= to assign to smallstring.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59715 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoCellSPU: Custom lower truncating stores of i8 to i1 (should not have been
Scott Michel [Thu, 20 Nov 2008 05:01:09 +0000 (05:01 +0000)]
CellSPU: Custom lower truncating stores of i8 to i1 (should not have been
promote), fix signed conversion of indexed offsets.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59707 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoundef beats zero. Fix this missed optimization opportunity. Patch by Matt Elder!
Nick Lewycky [Thu, 20 Nov 2008 04:36:13 +0000 (04:36 +0000)]
undef beats zero. Fix this missed optimization opportunity. Patch by Matt Elder!

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59705 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoRevert accidental last patch
Scott Michel [Thu, 20 Nov 2008 04:28:08 +0000 (04:28 +0000)]
Revert accidental last patch

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59704 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoCellSPU: Adjust spacing/tabulation
Scott Michel [Thu, 20 Nov 2008 04:26:21 +0000 (04:26 +0000)]
CellSPU: Adjust spacing/tabulation

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59703 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoRemove a remnant of list-burr's fast mode.
Dan Gohman [Thu, 20 Nov 2008 03:32:45 +0000 (03:32 +0000)]
Remove a remnant of list-burr's fast mode.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59702 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoFactor out the SethiUllman numbering logic from the list-burr and
Dan Gohman [Thu, 20 Nov 2008 03:30:37 +0000 (03:30 +0000)]
Factor out the SethiUllman numbering logic from the list-burr and
list-tdrr schedulers into a common base class.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59701 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoRemove the "fast" form of the list-burr scheduler, and use the
Dan Gohman [Thu, 20 Nov 2008 03:11:19 +0000 (03:11 +0000)]
Remove the "fast" form of the list-burr scheduler, and use the
dedicated "fast" scheduler in -fast mode instead, which is
faster. This speeds up llc -fast by a few percent on some
testcases -- the speedup only happens for code not handled by
fast-isel.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59700 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoCMake: when building shared libraries, use -fPIC for compiling
Oscar Fuentes [Thu, 20 Nov 2008 03:10:17 +0000 (03:10 +0000)]
CMake: when building shared libraries, use -fPIC for compiling
partially linked objects.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59699 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoFacter AddPseudoTwoAddrDeps and associated infrasructure out of
Dan Gohman [Thu, 20 Nov 2008 02:45:51 +0000 (02:45 +0000)]
Facter AddPseudoTwoAddrDeps and associated infrasructure out of
the list-burr scheduler so that it can be used by the list-tdrr
scheduler too.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59698 91177308-0d34-0410-b5e6-96231b3b80d8

15 years ago- Register scavenger should use MachineRegisterInfo and internal map to find the...
Evan Cheng [Thu, 20 Nov 2008 02:32:35 +0000 (02:32 +0000)]
- Register scavenger should use MachineRegisterInfo and internal map to find the first use of a register after a given machine instruction.
- When scavenging a register, in addition to the spill, insert a restore before the first use.
- Abort if client is looking to scavenge a register even when a previously scavenged register is still live.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59697 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoFix a thinko. MO is getOperand(i-1) so we don't have to adjust e.
Evan Cheng [Thu, 20 Nov 2008 02:25:51 +0000 (02:25 +0000)]
Fix a thinko. MO is getOperand(i-1) so we don't have to adjust e.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59696 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoAdd #include <climits> to get the definition of INT_MAX.
Dan Gohman [Thu, 20 Nov 2008 01:41:34 +0000 (01:41 +0000)]
Add #include <climits> to get the definition of INT_MAX.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59692 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoFactor out the code for verifying the work of the scheduler,
Dan Gohman [Thu, 20 Nov 2008 01:26:25 +0000 (01:26 +0000)]
Factor out the code for verifying the work of the scheduler,
extend it a bit, and make use of it in all schedulers, to
ensure consistent checking.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59689 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoDo not forget llvm.dbg.declare's first argument while removing debugging information.
Devang Patel [Thu, 20 Nov 2008 01:20:42 +0000 (01:20 +0000)]
Do not forget llvm.dbg.declare's first argument while removing debugging information.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59688 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoCopy the tblgen utility.
Bill Wendling [Thu, 20 Nov 2008 00:11:57 +0000 (00:11 +0000)]
Copy the tblgen utility.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59681 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoSimplify this code a little. In the fast scheduler, CreateNewSUnit
Dan Gohman [Wed, 19 Nov 2008 23:39:02 +0000 (23:39 +0000)]
Simplify this code a little. In the fast scheduler, CreateNewSUnit
and CreateClone don't add any extra value.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59679 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoEliminate a compile time warning.
Evan Cheng [Wed, 19 Nov 2008 23:21:33 +0000 (23:21 +0000)]
Eliminate a compile time warning.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59678 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoEliminate a compile time warning.
Evan Cheng [Wed, 19 Nov 2008 23:21:11 +0000 (23:21 +0000)]
Eliminate a compile time warning.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59677 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoExperimental post-pass scheduling support. Post-pass scheduling
Dan Gohman [Wed, 19 Nov 2008 23:18:57 +0000 (23:18 +0000)]
Experimental post-pass scheduling support. Post-pass scheduling
is currently off by default, and can be enabled with
-disable-post-RA-scheduler=false.

This doesn't have a significant impact on most code yet because it doesn't
yet do anything to address anti-dependencies and it doesn't attempt to
disambiguate memory references. Also, several popular targets
don't have pipeline descriptions yet.

The majority of the changes here are splitting the SelectionDAG-specific
code out of ScheduleDAG, so that ScheduleDAG can be moved to
libLLVMCodeGen.a. The interface between ScheduleDAG-using code and
the rest of the scheduling code is somewhat rough and will evolve.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59676 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoMove the code for printing a graph node label for an SUnit into
Dan Gohman [Wed, 19 Nov 2008 22:09:45 +0000 (22:09 +0000)]
Move the code for printing a graph node label for an SUnit into
a virtual method of SelectionDAG.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59667 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoConvert SUnit's dump method into a print method and implement
Dan Gohman [Wed, 19 Nov 2008 21:32:03 +0000 (21:32 +0000)]
Convert SUnit's dump method into a print method and implement
dump in terms of it.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59665 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoCMake: Removed source file.
Oscar Fuentes [Wed, 19 Nov 2008 19:32:19 +0000 (19:32 +0000)]
CMake: Removed source file.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59662 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoDo not use separate utility to walk all instructions and remove dead dbg intrinsics...
Devang Patel [Wed, 19 Nov 2008 19:01:37 +0000 (19:01 +0000)]
Do not use separate utility to walk all instructions and remove dead dbg intrinsics. Let instcombiner do this job.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59659 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoLet instcombiner remove redundant dbg intrinsics.
Devang Patel [Wed, 19 Nov 2008 18:59:41 +0000 (18:59 +0000)]
Let instcombiner remove redundant dbg intrinsics.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59658 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoIf there are two consecutive llvm.dbg.stoppoint calls then
Devang Patel [Wed, 19 Nov 2008 18:56:50 +0000 (18:56 +0000)]
If there are two consecutive llvm.dbg.stoppoint calls then
it is likely that the optimizer deleted code in between these
two intrinsics. Keep only the last llvm.dbg.stoppoint in this case.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59657 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoCMake: Removed source file from lib/Target/PIC16/CMakeLists.txt.
Oscar Fuentes [Wed, 19 Nov 2008 18:42:25 +0000 (18:42 +0000)]
CMake: Removed source file from lib/Target/PIC16/CMakeLists.txt.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59655 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoCellSPU: Do not custom lower i1 stores, rely on type legalization to do the
Scott Michel [Wed, 19 Nov 2008 17:45:08 +0000 (17:45 +0000)]
CellSPU: Do not custom lower i1 stores, rely on type legalization to do the
right thing and promote the store to i8.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59648 91177308-0d34-0410-b5e6-96231b3b80d8

15 years ago<rdar://problem/6351057>
Stuart Hastings [Wed, 19 Nov 2008 17:19:35 +0000 (17:19 +0000)]
<rdar://problem/6351057>
Discourage (allocate last) use of x86_64 R12 and R13 due to their
longer instruction encodings.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59644 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoignore the -m elf_i386 directive used in the linux kernel
Andrew Lenharth [Wed, 19 Nov 2008 17:00:08 +0000 (17:00 +0000)]
ignore the -m elf_i386 directive used in the linux kernel

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59642 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoRevert r59640. It broke this test for builds that aren't
Dan Gohman [Wed, 19 Nov 2008 16:24:37 +0000 (16:24 +0000)]
Revert r59640. It broke this test for builds that aren't
configured with llvm-gcc.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59641 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoUse %llvmgcc -xassembler instead of invoking as directly. This avoids
Dan Gohman [Wed, 19 Nov 2008 16:02:14 +0000 (16:02 +0000)]
Use %llvmgcc -xassembler instead of invoking as directly. This avoids
problems for example when LLVM is built with --with-extra-options=-m64
and as defaults to x86-32 mode.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59640 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoTemporary check-in for Duncan to demonstrate CellSPU store problem.
Scott Michel [Wed, 19 Nov 2008 15:24:16 +0000 (15:24 +0000)]
Temporary check-in for Duncan to demonstrate CellSPU store problem.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59637 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoFix compilation error on MSVC.
Argyrios Kyrtzidis [Wed, 19 Nov 2008 12:56:21 +0000 (12:56 +0000)]
Fix compilation error on MSVC.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59629 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoForgot to add this in the previous commit.
Sanjiv Gupta [Wed, 19 Nov 2008 12:12:49 +0000 (12:12 +0000)]
Forgot to add this in the previous commit.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59623 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoFixed build warnings.
Sanjiv Gupta [Wed, 19 Nov 2008 11:27:59 +0000 (11:27 +0000)]
Fixed build warnings.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59621 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoAdded a more function PIC16 backend. However to get this working a patch in
Sanjiv Gupta [Wed, 19 Nov 2008 11:00:54 +0000 (11:00 +0000)]
Added a more function PIC16 backend. However to get this working a patch in
ExpandIntegerOperand (LegalizeIntegerTypes.cpp) is needed which is yet to be reworked and submitted.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59617 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoUse stripPointerCasts when checking for AllocaInsts for the stackprotector intrinsic.
Bill Wendling [Wed, 19 Nov 2008 09:17:16 +0000 (09:17 +0000)]
Use stripPointerCasts when checking for AllocaInsts for the stackprotector intrinsic.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59614 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoInt type for PIC16 is i16. Added i16 intrinsics for memmove, memcpy and memset.
Sanjiv Gupta [Wed, 19 Nov 2008 08:50:17 +0000 (08:50 +0000)]
Int type for PIC16 is i16. Added i16 intrinsics for memmove, memcpy and memset.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59612 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoadd a write method.
Chris Lattner [Wed, 19 Nov 2008 06:45:06 +0000 (06:45 +0000)]
add a write method.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59595 91177308-0d34-0410-b5e6-96231b3b80d8

15 years ago- Move the stackprotector intrinsic to the general section.
Bill Wendling [Wed, 19 Nov 2008 05:56:17 +0000 (05:56 +0000)]
- Move the stackprotector intrinsic to the general section.
- Rewrite the sentence to make it look as if English is my first language.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59592 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoAdd support for rematerialization in pre-alloc-splitting.
Owen Anderson [Wed, 19 Nov 2008 04:28:29 +0000 (04:28 +0000)]
Add support for rematerialization in pre-alloc-splitting.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59587 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoLLVMC2: -emit-llvm stops compilation.
Daniel Dunbar [Wed, 19 Nov 2008 04:15:56 +0000 (04:15 +0000)]
LLVMC2: -emit-llvm stops compilation.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59586 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoLLVMC2: Teach llvm_gcc_c tool about -include and -fsyntax-only.
Daniel Dunbar [Wed, 19 Nov 2008 02:59:00 +0000 (02:59 +0000)]
LLVMC2: Teach llvm_gcc_c tool about -include and -fsyntax-only.
 - Only focusing on llvm_gcc_c for now, eventually this needs to be
   refactored so it can be shared via all the gcc-like tools.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59582 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoGrammar.
Daniel Dunbar [Wed, 19 Nov 2008 02:37:39 +0000 (02:37 +0000)]
Grammar.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59581 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoRearrange code to reduce the nesting level. No functionality change.
Dan Gohman [Wed, 19 Nov 2008 02:00:32 +0000 (02:00 +0000)]
Rearrange code to reduce the nesting level. No functionality change.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59580 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoUse dyn_cast instead of cast.
Bill Wendling [Wed, 19 Nov 2008 01:25:41 +0000 (01:25 +0000)]
Use dyn_cast instead of cast.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59577 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoMatch an element of the return type if it returns a structure.
Bill Wendling [Wed, 19 Nov 2008 01:15:05 +0000 (01:15 +0000)]
Match an element of the return type if it returns a structure.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59576 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoRemove unused variables.
Devang Patel [Wed, 19 Nov 2008 00:22:02 +0000 (00:22 +0000)]
Remove unused variables.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59570 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoFix typo.
Devang Patel [Wed, 19 Nov 2008 00:19:18 +0000 (00:19 +0000)]
Fix typo.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59569 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoCMake: Support for building 32 bits shared libraries on 64 bits GNU
Oscar Fuentes [Wed, 19 Nov 2008 00:10:39 +0000 (00:10 +0000)]
CMake: Support for building 32 bits shared libraries on 64 bits GNU
systems. BUILD_32_BITS option renamed to LLVM_BUILD_32_BITS.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59568 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoFix debug printing of flagged SDNodes in SUnits so that they
Dan Gohman [Wed, 19 Nov 2008 00:04:44 +0000 (00:04 +0000)]
Fix debug printing of flagged SDNodes in SUnits so that they
print in the correct order.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59567 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoMake the same change to RegScavenger::backward.
Evan Cheng [Tue, 18 Nov 2008 23:54:01 +0000 (23:54 +0000)]
Make the same change to RegScavenger::backward.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59566 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoCMake: Option for enabling/disabling threads.
Oscar Fuentes [Tue, 18 Nov 2008 23:45:21 +0000 (23:45 +0000)]
CMake: Option for enabling/disabling threads.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59565 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoVerify that the second parameter of the stacprotector intrinsic is an alloca
Bill Wendling [Tue, 18 Nov 2008 23:09:31 +0000 (23:09 +0000)]
Verify that the second parameter of the stacprotector intrinsic is an alloca
instruction.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59563 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoWe also need to keep the operand index for two address check.
Evan Cheng [Tue, 18 Nov 2008 22:56:19 +0000 (22:56 +0000)]
We also need to keep the operand index for two address check.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59562 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoRegister scavenger should process early clobber defs first. A dead early clobber...
Evan Cheng [Tue, 18 Nov 2008 22:28:38 +0000 (22:28 +0000)]
Register scavenger should process early clobber defs first. A dead early clobber def should not interfere with a normal def which happens one slot later.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59559 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoFix indentation.
Evan Cheng [Tue, 18 Nov 2008 22:27:13 +0000 (22:27 +0000)]
Fix indentation.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59558 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoDocumentation for the llvm.stackprotector intrinsic.
Bill Wendling [Tue, 18 Nov 2008 22:10:53 +0000 (22:10 +0000)]
Documentation for the llvm.stackprotector intrinsic.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59557 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoAdd new helper pass that strips all symbol names except debugging information.
Devang Patel [Tue, 18 Nov 2008 21:34:39 +0000 (21:34 +0000)]
Add new helper pass that strips all symbol names except debugging information.
This pass makes it easier to test wheter debugging info. influences optimization passes or not.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59552 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoDon't set neverHasSideEffects on x86's divide instructions, since
Dan Gohman [Tue, 18 Nov 2008 21:29:14 +0000 (21:29 +0000)]
Don't set neverHasSideEffects on x86's divide instructions, since
they trap on divide-by-zero, and this side effect is otherwise
unmodeled.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59551 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoTidy up ScheduleNodeBottomUp methods, and make them more
Dan Gohman [Tue, 18 Nov 2008 21:22:20 +0000 (21:22 +0000)]
Tidy up ScheduleNodeBottomUp methods, and make them more
consistent with ScheduleNodeTopDown methods.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59550 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoUpdate a comment to reflect the current code.
Dan Gohman [Tue, 18 Nov 2008 21:14:44 +0000 (21:14 +0000)]
Update a comment to reflect the current code.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59549 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoRemove integer promotion support for FP_EXTEND
Duncan Sands [Tue, 18 Nov 2008 21:13:59 +0000 (21:13 +0000)]
Remove integer promotion support for FP_EXTEND
and FP_ROUND.  Not sure what these were doing
here - probably they were sometimes (wrongly)
created with integer operands somewhere that
has since been fixed.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59548 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoRemove even more llvm.dbg variables.
Devang Patel [Tue, 18 Nov 2008 21:13:41 +0000 (21:13 +0000)]
Remove even more llvm.dbg variables.
Remove all dead globals from llvm.metadata.
Ignore linkonce linkage for selected llvm.dbg values.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59547 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoCMake: Remove HAVE_LT_DLOPEN from config.h.cmake because it was
Oscar Fuentes [Tue, 18 Nov 2008 21:12:01 +0000 (21:12 +0000)]
CMake: Remove HAVE_LT_DLOPEN from config.h.cmake because it was
removed from config.h.in.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59546 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoSimplify code using helper routines. There is not
Duncan Sands [Tue, 18 Nov 2008 20:56:22 +0000 (20:56 +0000)]
Simplify code using helper routines.  There is not
supposed to be any functionality change.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59545 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoFix a bug introduced by my previous patch. With this change, SPEC is now clean with...
Owen Anderson [Tue, 18 Nov 2008 20:53:59 +0000 (20:53 +0000)]
Fix a bug introduced by my previous patch.  With this change, SPEC is now clean with prealloc splitting enabled.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59544 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoAdd more const qualifiers. This fixes build breakage from r59540.
Dan Gohman [Tue, 18 Nov 2008 19:49:32 +0000 (19:49 +0000)]
Add more const qualifiers. This fixes build breakage from r59540.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59542 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoMake some methods const.
Dan Gohman [Tue, 18 Nov 2008 19:04:29 +0000 (19:04 +0000)]
Make some methods const.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59540 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoInitialize MallocFunc and FreeFunc properly.
Devang Patel [Tue, 18 Nov 2008 18:43:07 +0000 (18:43 +0000)]
Initialize MallocFunc and FreeFunc properly.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59538 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoWhitespace cleanups.
Dan Gohman [Tue, 18 Nov 2008 17:05:42 +0000 (17:05 +0000)]
Whitespace cleanups.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59532 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoAdd svn:ignore for build directories.
Dan Gohman [Tue, 18 Nov 2008 17:03:06 +0000 (17:03 +0000)]
Add svn:ignore for build directories.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59531 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoLegalizeTypes support for splitting and scalarizing
Duncan Sands [Tue, 18 Nov 2008 16:40:48 +0000 (16:40 +0000)]
LegalizeTypes support for splitting and scalarizing
SCALAR_TO_VECTOR.  I didn't add the testcase, because
once llc gets past scalar-to-vector it hits a SPU target
lowering bug and explodes.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59530 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoAdd a utility function that detects whether a loop is guaranteed to be finite.
Nick Lewycky [Tue, 18 Nov 2008 15:10:54 +0000 (15:10 +0000)]
Add a utility function that detects whether a loop is guaranteed to be finite.

Use it to safely handle less-than-or-equals-to exit conditions in loops. These
also occur when the loop exit branch is exit on true because SCEV inverses the
icmp predicate.

Use it again to handle non-zero strides, but only with an unsigned comparison
in the exit condition.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59528 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoRename stackprotector_create intrinsic to stackprotector.
Bill Wendling [Tue, 18 Nov 2008 11:01:33 +0000 (11:01 +0000)]
Rename stackprotector_create intrinsic to stackprotector.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59519 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoCast to remove warning about comparing signed and unsigned.
Bill Wendling [Tue, 18 Nov 2008 10:57:27 +0000 (10:57 +0000)]
Cast to remove warning about comparing signed and unsigned.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59518 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoImplement support for JIT exceptions on X86_64. Relative offsets are
Nicolas Geoffray [Tue, 18 Nov 2008 10:44:46 +0000 (10:44 +0000)]
Implement support for JIT exceptions on X86_64. Relative offsets are
encoded on 32 bytes, and the personality function is not encoded as
relative.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59516 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoRemove unused variable.
Duncan Sands [Tue, 18 Nov 2008 10:39:04 +0000 (10:39 +0000)]
Remove unused variable.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59515 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoReapply r59464, this time using the correct type
Duncan Sands [Tue, 18 Nov 2008 09:15:03 +0000 (09:15 +0000)]
Reapply r59464, this time using the correct type
when softening FNEG.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59513 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoA simple test for stack protectors. This should be valid on all platforms.
Bill Wendling [Tue, 18 Nov 2008 07:34:50 +0000 (07:34 +0000)]
A simple test for stack protectors. This should be valid on all platforms.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59505 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoRemove the stackprotector_check intrinsic. Use a volatile load instead.
Bill Wendling [Tue, 18 Nov 2008 07:30:57 +0000 (07:30 +0000)]
Remove the stackprotector_check intrinsic. Use a volatile load instead.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59504 91177308-0d34-0410-b5e6-96231b3b80d8

15 years ago- Use "moveAfter" instead of "remove/insert" of a basic block.
Bill Wendling [Tue, 18 Nov 2008 05:32:11 +0000 (05:32 +0000)]
- Use "moveAfter" instead of "remove/insert" of a basic block.
- Use less indentation in coding.
- Shorten description.
- Update comments.
- Move code around

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59496 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoFix a typo in a comment.
Dan Gohman [Tue, 18 Nov 2008 02:50:01 +0000 (02:50 +0000)]
Fix a typo in a comment.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59489 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoChange SUnit's dump method to take a ScheduleDAG* instead of
Dan Gohman [Tue, 18 Nov 2008 02:06:40 +0000 (02:06 +0000)]
Change SUnit's dump method to take a ScheduleDAG* instead of
a SelectionDAG*.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59488 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoRevert r59464. It was causing this failure:
Bill Wendling [Tue, 18 Nov 2008 01:49:24 +0000 (01:49 +0000)]
Revert r59464. It was causing this failure:

Running /Volumes/Sandbox/Buildbot/llvm/full-llvm/build/llvm.src/test/CodeGen/XCore/dg.exp ...
FAIL: /Volumes/Sandbox/Buildbot/llvm/full-llvm/build/llvm.src/test/CodeGen/XCore/fneg.ll
Failed with signal(SIGABRT) at line 1
while running:  llvm-as < /Volumes/Sandbox/Buildbot/llvm/full-llvm/build/llvm.src/test/CodeGen/XCore/fneg.ll |  llc -march=xcore > fneg.ll.tmp1.s
Assertion failed: (VT.isFloatingPoint() && "Cannot create integer FP constant!"), function getConstantFP, file /Volumes/Sandbox/Buildbot/llvm/full-llvm/build/llvm.src/lib/CodeGen/SelectionDAG/SelectionDAG.cpp, line 913.
0   llc                                 0x0092115c _ZN4llvm3sys18RemoveFileOnSignalERKNS0_4PathEPSs + 844
1   libSystem.B.dylib                   0x9217809b _sigtramp + 43
2   ???                                 0xffffffff 0x0 + 4294967295
3   libSystem.B.dylib                   0x921f0ec2 raise + 26
4   libSystem.B.dylib                   0x9220047f abort + 73
5   libSystem.B.dylib                   0x921f2063 __assert_rtn + 101
6   llc                                 0x005a5b0a _ZN4llvm12SelectionDAG13getConmake[1]: *** [check-local] Error 1
make: *** [check] Error 2

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59487 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoThere is no InstrStage class.
Dan Gohman [Tue, 18 Nov 2008 01:05:04 +0000 (01:05 +0000)]
There is no InstrStage class.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59480 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoGive SIToFPInst preference over UIToFPInst because it is faster on platforms that...
Devang Patel [Tue, 18 Nov 2008 00:40:02 +0000 (00:40 +0000)]
Give SIToFPInst preference over UIToFPInst because it is faster on platforms that are widely used.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59476 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoAvoid using a loop in ReleasePred and ReleaseSucc methods to compute the
Dan Gohman [Tue, 18 Nov 2008 00:38:59 +0000 (00:38 +0000)]
Avoid using a loop in ReleasePred and ReleaseSucc methods to compute the
new CycleBound value. Instead, just update CycleBound on each call.
Also, make ReleasePred and ReleaseSucc methods more consistent accross
the various schedulers.

This also happens to make ScheduleDAGRRList's CycleBound computation
somewhat more interesting, though it still doesn't have any noticeable
effect, because no current targets that use the register-pressure
reduction scheduler provide pipeline models.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59475 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoWhile handling floating point IVs lift restrictions on initial value and increment...
Devang Patel [Mon, 17 Nov 2008 23:27:13 +0000 (23:27 +0000)]
While handling floating point IVs lift restrictions on initial value and increment value.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59471 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoHandle floating point ivs during doInitialization().
Devang Patel [Mon, 17 Nov 2008 21:32:02 +0000 (21:32 +0000)]
Handle floating point ivs during doInitialization().

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59466 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoEliminate some trivial differences between the ScheduleNodeTopDown
Dan Gohman [Mon, 17 Nov 2008 21:31:02 +0000 (21:31 +0000)]
Eliminate some trivial differences between the ScheduleNodeTopDown
functions in these two schedulers.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59465 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoAdd soft float support for a bunch more operations. Original
Duncan Sands [Mon, 17 Nov 2008 20:52:38 +0000 (20:52 +0000)]
Add soft float support for a bunch more operations.  Original
patch by Richard Osborne, tweaked and extended by your humble
servant.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59464 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoDon't bother doing latency calculations in the "fast" scheduler.
Dan Gohman [Mon, 17 Nov 2008 19:52:36 +0000 (19:52 +0000)]
Don't bother doing latency calculations in the "fast" scheduler.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59461 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoUse SUnit's CycleBound field instead of duplicating it in
Dan Gohman [Mon, 17 Nov 2008 19:45:19 +0000 (19:45 +0000)]
Use SUnit's CycleBound field instead of duplicating it in
a side-car datastructure

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59458 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoRemove these, which test for optimizations that
Dale Johannesen [Mon, 17 Nov 2008 18:57:45 +0000 (18:57 +0000)]
Remove these, which test for optimizations that
are not currently done (cf PowerPC/README.txt).

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59456 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoMove some former testcases (low-probability codegen
Dale Johannesen [Mon, 17 Nov 2008 18:56:34 +0000 (18:56 +0000)]
Move some former testcases (low-probability codegen
optimizations) into this wishlist.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59455 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoLet AnalyzeAlloca() remove debug intrinsics.
Devang Patel [Mon, 17 Nov 2008 18:37:53 +0000 (18:37 +0000)]
Let AnalyzeAlloca() remove debug intrinsics.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59454 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoDon't produce ADDC/ADDE when expanding SHL unless they are legal
Richard Osborne [Mon, 17 Nov 2008 17:34:31 +0000 (17:34 +0000)]
Don't produce ADDC/ADDE when expanding SHL unless they are legal
for the target. This fixes PR3080.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59450 91177308-0d34-0410-b5e6-96231b3b80d8

15 years agoSupport dependencies between plugins by priority-sorting.
Mikhail Glushenkov [Mon, 17 Nov 2008 17:30:25 +0000 (17:30 +0000)]
Support dependencies between plugins by priority-sorting.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59449 91177308-0d34-0410-b5e6-96231b3b80d8