Vikram S. Adve
e5b2565a02
Add peephole optimization pass at the end of code generation.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3846 91177308-0d34-0410-b5e6-96231b3b80d8
2002-09-20 00:52:43 +00:00
Vikram S. Adve
d55697cf13
Added class MachineOptInfo as interface to target-specific
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routines supporting machine code optimization.
Also added method MachineInstrInfo::getNOPOpCode().
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3845 91177308-0d34-0410-b5e6-96231b3b80d8
2002-09-20 00:52:09 +00:00
Vikram S. Adve
2542d9a183
Interface to target-specific routines that support machine code optimization.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3844 91177308-0d34-0410-b5e6-96231b3b80d8
2002-09-20 00:49:21 +00:00
Vikram S. Adve
e8b57ef260
Add method MachineInstr::replace to rewrite a machine instruction in place.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3843 91177308-0d34-0410-b5e6-96231b3b80d8
2002-09-20 00:47:49 +00:00
Vikram S. Adve
32f81a3469
Allow copy coalescing in more cases: if sum of node degrees is more than
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than #available regs, compute the sum excluding duplicates and if that
is less than #regs, go ahead and coalesce.
Add method IGNode::getCombinedDegree to count excluding duplicates.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3842 91177308-0d34-0410-b5e6-96231b3b80d8
2002-09-20 00:45:47 +00:00
Vikram S. Adve
dcde9bd285
Renamed library preselect to preopts.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3841 91177308-0d34-0410-b5e6-96231b3b80d8
2002-09-20 00:43:20 +00:00
Vikram S. Adve
25d80cdcc6
Peephole optimization pass on final machine code.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3840 91177308-0d34-0410-b5e6-96231b3b80d8
2002-09-20 00:42:11 +00:00
Vikram S. Adve
fafda59f08
Files moved to CodeGen/PreOpts.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3839 91177308-0d34-0410-b5e6-96231b3b80d8
2002-09-20 00:30:46 +00:00
Vikram S. Adve
abf055c698
Moving these files from Code/PreSelection to here.
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Original logs for PreSelection.cpp:
revision 1.2
date: 2002/09/17 23:50:32; author: lattner; state: Exp; lines: +1 -3
Don't put default parameter values into .cpp files, it breaks 3.x compilers
revision 1.1
date: 2002/09/16 15:31:13; author: vadve; state: Exp;
New preselection pass that specializes LLVM code for a target machine,
while remaining in legal portable LLVM form and preserving type
information and type safety.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3838 91177308-0d34-0410-b5e6-96231b3b80d8
2002-09-20 00:29:28 +00:00
Chris Lattner
3aaff7eebd
Reenable these options because they break testing on sparc without them.
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Conditionalizing them on DISABLE_LLC means they aren't enabled under linux.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3837 91177308-0d34-0410-b5e6-96231b3b80d8
2002-09-19 21:46:03 +00:00
Chris Lattner
2ad319c3ba
Native CC compiler has the same problem as CXX compiler.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3836 91177308-0d34-0410-b5e6-96231b3b80d8
2002-09-19 21:33:10 +00:00
Chris Lattner
698a131364
Don't run llc tests on linux, they won't work.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3835 91177308-0d34-0410-b5e6-96231b3b80d8
2002-09-19 21:32:44 +00:00
Chris Lattner
fd479b6fd4
Workaround for bug in GCC 3.1.1 iostreams library on sparc. It apprarently
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isn't flushing an ostream when it is deleted.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3834 91177308-0d34-0410-b5e6-96231b3b80d8
2002-09-19 20:49:25 +00:00
Chris Lattner
b4ee4f935e
Minor non-functionality changing changes.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3833 91177308-0d34-0410-b5e6-96231b3b80d8
2002-09-19 20:48:48 +00:00
Chris Lattner
e2b5485aed
Reorder options to be sorted basically by how important they are.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3832 91177308-0d34-0410-b5e6-96231b3b80d8
2002-09-19 19:59:42 +00:00
Chris Lattner
4b2e291ce2
* Burg is no longer configured in Makefile.config
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* CXX now is configured in Makefile.config (optionally)
* The GCC command is now no longer bin/gcc, it's bin/llvm-gcc
* Minor cleanups
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3831 91177308-0d34-0410-b5e6-96231b3b80d8
2002-09-19 19:56:53 +00:00
Chris Lattner
7f666ca429
Platform specific makefiles specify where to find the GCC frontend for their
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architecture. The location of the GCC frontend may be overridden by the
Makefile.config file.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3830 91177308-0d34-0410-b5e6-96231b3b80d8
2002-09-19 19:44:28 +00:00
Chris Lattner
4512f33b10
* Move the burg option into Makefile.common, since it is no longer configurable
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* Makefile.config now should only specify the location of the gcc frontend if it
is not in the place specified by the platform makefile.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3829 91177308-0d34-0410-b5e6-96231b3b80d8
2002-09-19 19:43:29 +00:00
Chris Lattner
9b94701fdf
Move the burg option out of Makefile.config into Makefile.common since
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it no longer needs to be configured.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3828 91177308-0d34-0410-b5e6-96231b3b80d8
2002-09-19 19:42:24 +00:00
Chris Lattner
90c7d67b9d
Point gccld to the correct library directory.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3827 91177308-0d34-0410-b5e6-96231b3b80d8
2002-09-19 19:22:30 +00:00
Chris Lattner
3f6962e088
Add an optimization to support the most common access pattern for the
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library. This speeds debug builds up significantly.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3826 91177308-0d34-0410-b5e6-96231b3b80d8
2002-09-19 19:22:11 +00:00
Chris Lattner
5542b9f880
Switch over to using the x86 version of the C frontend, by default.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3825 91177308-0d34-0410-b5e6-96231b3b80d8
2002-09-19 19:21:18 +00:00
Chris Lattner
ecd3546ff6
It turns out that the cannonical name for the llvm-gcc compiler is, well
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llvm-gcc, not gcc.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3824 91177308-0d34-0410-b5e6-96231b3b80d8
2002-09-19 19:06:05 +00:00
Vikram S. Adve
c63ffc54e5
Avoid Solaris-specific defines.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3823 91177308-0d34-0410-b5e6-96231b3b80d8
2002-09-19 18:45:11 +00:00
Chris Lattner
dfd621f3fc
New testcase that breaks the CFE.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3821 91177308-0d34-0410-b5e6-96231b3b80d8
2002-09-19 16:54:57 +00:00
Chris Lattner
3e1f144a1d
Make sure that we abort if an error happens as early as neccesary. Before
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it was possible for the passmanager to continue running passes after the
verifier even if the module was not well formed.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3820 91177308-0d34-0410-b5e6-96231b3b80d8
2002-09-19 16:12:19 +00:00
Chris Lattner
0f82df410c
Indent a comment right, add a new one
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3819 91177308-0d34-0410-b5e6-96231b3b80d8
2002-09-19 16:06:28 +00:00
Vikram S. Adve
39c36e868d
Add support for passing in arbitrary flags to gmake (except -n and -h
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which are interpreted by this script).
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3818 91177308-0d34-0410-b5e6-96231b3b80d8
2002-09-19 14:54:53 +00:00
Chris Lattner
75fb432dcb
New testcase for a bug fixed in the GCC SSA construction algorithm:
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http://gcc.gnu.org/ml/gcc/2002-09/msg00760.html
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3817 91177308-0d34-0410-b5e6-96231b3b80d8
2002-09-19 04:23:59 +00:00
Chris Lattner
d14d37614b
Avoid deleting the ostream more than once.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3816 91177308-0d34-0410-b5e6-96231b3b80d8
2002-09-18 23:30:05 +00:00
Vikram S. Adve
d3448cd7a6
Fix to work in new location (utils/) and to use gmake instead of gnumake
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since gnumake doesn't exist on our new spiffy Linux machines.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3815 91177308-0d34-0410-b5e6-96231b3b80d8
2002-09-18 23:22:27 +00:00
Chris Lattner
66c1ab8d76
Change Makefile.config to support building on the group's linux machines
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3814 91177308-0d34-0410-b5e6-96231b3b80d8
2002-09-18 19:32:17 +00:00
Vikram S. Adve
2f0a51c419
KEEP_SYMBOLS by default.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3813 91177308-0d34-0410-b5e6-96231b3b80d8
2002-09-18 11:55:44 +00:00
Vikram S. Adve
feeae58705
Strip tools/Debug/ executables by default. Define KEEP_SYMBOLS to
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turn off stripping for any executable.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3812 91177308-0d34-0410-b5e6-96231b3b80d8
2002-09-18 11:55:13 +00:00
Chris Lattner
7dbf6836bf
Clean up tags, link to the right .h file
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3811 91177308-0d34-0410-b5e6-96231b3b80d8
2002-09-18 05:14:25 +00:00
Anand Shukla
7c7a07e501
corrected small bug, to handle when DIRS is not defined.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3810 91177308-0d34-0410-b5e6-96231b3b80d8
2002-09-18 04:29:30 +00:00
Anand Shukla
6689b06697
split retracing into a separate file
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3809 91177308-0d34-0410-b5e6-96231b3b80d8
2002-09-18 03:55:26 +00:00
Chris Lattner
ec9962e44a
Compile sub-directories in parallel, because they don't have interdependencies
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3808 91177308-0d34-0410-b5e6-96231b3b80d8
2002-09-18 03:25:58 +00:00
Chris Lattner
a8abc228ba
Add support for the new PARALLEL_DIRS option
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3807 91177308-0d34-0410-b5e6-96231b3b80d8
2002-09-18 03:22:27 +00:00
Joel Stanley
9dd1ad62ab
Finished instruction replacement section, etc. Need better example for replaceAllUsesWith().
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3806 91177308-0d34-0410-b5e6-96231b3b80d8
2002-09-18 03:17:23 +00:00
Misha Brukman
e6fe6713da
Fixed grammar.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3805 91177308-0d34-0410-b5e6-96231b3b80d8
2002-09-18 02:35:14 +00:00
Misha Brukman
c4f5bb0fde
Fixed grammar (User's -> Users).
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3804 91177308-0d34-0410-b5e6-96231b3b80d8
2002-09-18 02:21:57 +00:00
Vikram S. Adve
0a4aa5a026
gcc3.1.1 seems much more selective about what it loads from archives, and
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does not link in many passes that are loaded by gcc2.95.3. So use object
files instead of archives in many more cases.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3803 91177308-0d34-0410-b5e6-96231b3b80d8
2002-09-18 02:20:58 +00:00
Misha Brukman
bfb472447e
Removed unnecessary #includes.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3802 91177308-0d34-0410-b5e6-96231b3b80d8
2002-09-18 02:07:57 +00:00
Misha Brukman
5f41748e1a
Fixed typo.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3801 91177308-0d34-0410-b5e6-96231b3b80d8
2002-09-18 00:42:45 +00:00
Chris Lattner
16ca2b991b
Fix ambiguity problem due to builtin log2(double) function
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3800 91177308-0d34-0410-b5e6-96231b3b80d8
2002-09-17 23:56:50 +00:00
Chris Lattner
5fda99744e
Don't put default parameter values into .cpp files, it breaks 3.x compilers
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3799 91177308-0d34-0410-b5e6-96231b3b80d8
2002-09-17 23:50:32 +00:00
Chris Lattner
ccec07a040
Fix namespace correctness bug
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3798 91177308-0d34-0410-b5e6-96231b3b80d8
2002-09-17 23:48:02 +00:00
Chris Lattner
cb16c65426
There is a #define in some header that conflicts with INFINITY, rename it.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3797 91177308-0d34-0410-b5e6-96231b3b80d8
2002-09-17 23:46:33 +00:00
Chris Lattner
16d1f73cf3
Allow the VERBOSE=1 option to turn on output of recursive make behavior
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3796 91177308-0d34-0410-b5e6-96231b3b80d8
2002-09-17 23:45:34 +00:00