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f425884e27
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967 Commits

Author SHA1 Message Date
Vikram S. Adve
f425884e27 Fixed method getReturnValue(): it should return NULL if the 
callee does not return a value.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3968 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-09-28 17:03:54 +00:00
Vikram S. Adve
106604ea6d Simplified code that handles call args and rets, so it no longer 
needs the RegClass list to be passed in.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3964 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-09-28 16:56:59 +00:00
Chris Lattner
009cc3d2e8 First try at implementing the AliasSetTracker class. I'm sure it will need 
revision as I start to use it though.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3954 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-09-26 21:49:07 +00:00
Chris Lattner
f6b684c505 Checkin new loop-preheader insertion pass. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3943 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-09-26 16:17:33 +00:00
Chris Lattner
de39b71455 - Fix bug in LoopInfo causing ParentLoop to be garbage 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3940 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-09-26 16:15:19 +00:00
Chris Lattner
3a294d6085 - Add methods to ImmediateDominators & DominatorTree to allow updates 
- Make DominatorTree::Node not inherit from std::vector


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3938 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-09-26 16:14:37 +00:00
Chris Lattner
b51bf39b93 Add a new "DominatorSet::addDominator" method to allow updates 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3937 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-09-26 05:42:47 +00:00
Chris Lattner
2b7bb7a986 - Add new methods to LoopInfo: getLoopPreheader, addBasicBlockToLoop. 
These allow extra information to be easily gathered, and loopinfo to be
    updated.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3935 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-09-26 05:32:43 +00:00
Chris Lattner
5cf816b09e - Add new ctor to BasicBlock to allow insertion before any BB, not just at 
the end of the function.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3933 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-09-26 05:03:17 +00:00
Chris Lattner
7afd98d144 Converted SimpleStructMutation to take TargetData as a required pass. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3931 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-09-26 00:17:18 +00:00
Chris Lattner
1751b7ed27 Change LowerAllocations pass to 'require' TargetData instead of it being 
passed in.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3930 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-09-25 23:47:49 +00:00
Chris Lattner
2da7afb963 Convert TargetData to be an ImmutablePass 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3928 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-09-25 23:46:56 +00:00
Chris Lattner
9be827a875 ImmutablePass's don't need a runOnFunction, nor do they need to explicitly say 
that they preserve all xforms


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3925 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-09-25 22:27:54 +00:00
Chris Lattner
700975bc9b Convert BasicAA to be an immutable pass instead of a FunctionPass 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3922 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-09-25 22:00:18 +00:00
Chris Lattner
70b4f3e051 Add support for ImmutablePasses, which are not run, and cannot be 
invalidated.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3921 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-09-25 21:59:11 +00:00
Chris Lattner
9474dd68e8 Checkin stub for Misha to implement 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3919 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-09-25 19:10:06 +00:00
Chris Lattner
04d8dc31f6 - Do not expose Critical Edge breaking mechanics outside the BCE pass, thus 
removing it from Transforms/Local.h and from Transforms/Utils/*


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3909 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-09-24 15:51:54 +00:00
Chris Lattner
87944916a4 Expose passinfo from BreakCriticalEdges pass so that it may be "Required" by 
other passes


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3906 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-09-24 15:42:27 +00:00
Chris Lattner
119e9ea33b Add new BreakCriticalEdges pass 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3902 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-09-24 00:08:37 +00:00
Chris Lattner
2d23785852 There are no implicit gep forms of load and store anymore 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3901 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-09-24 00:08:01 +00:00
Chris Lattner
47b6f84736 Make users of FindUsedTypes not have problems with linkage. This fixes 
cwriter.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3899 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-09-24 00:07:17 +00:00
Chris Lattner
fb8c89fbd3 Group #includes better 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3887 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-09-23 17:45:52 +00:00
Anand Shukla
33db9bae15 Initial version: it adds 2 empty slots at the top of stack 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3872 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-09-21 04:58:26 +00:00
Vikram S. Adve
65ce103d8d Peephole optimization pass on final machine code. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3863 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-09-20 16:33:03 +00:00
Vikram S. Adve
46d6a1aeb5 Add erase() method for a single element. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3849 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-09-20 00:55:57 +00:00
Vikram S. Adve
d55697cf13 Added class MachineOptInfo as interface to target-specific 
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. 
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. 
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
Chris Lattner
fd479b6fd4 Workaround for bug in GCC 3.1.1 iostreams library on sparc. It apprarently 
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
16ca2b991b Fix ambiguity problem due to builtin log2(double) function 
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
ccec07a040 Fix namespace correctness bug 
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
b430e0b33d Add support for gcc 3.2 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3795 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-09-17 23:38:38 +00:00
Chris Lattner
c2b327768b Remove extra #include 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3776 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-09-17 17:18:12 +00:00
Vikram S. Adve
0e9843db54 Fix typo in comment. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3773 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-09-17 11:09:59 +00:00
Chris Lattner
214bf54175 Fix compile problem on linux. Noone should ever #include <inttypes.h> 
directly.  Instead, include Support/DataTypes.h


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3766 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-09-16 20:44:19 +00:00
Vikram S. Adve
2796860297 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@3759 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-09-16 18:08:17 +00:00
Vikram S. Adve
33adbcc87d Add ilist_iterator constructor from a node reference. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3756 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-09-16 16:46:17 +00:00
Vikram S. Adve
be376cf6d4 Allow transformation DecomposeArrayRef(GetElementPtrInst* GEP) to 
be invoked on a single instruction at a time, for use in other passes.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3751 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-09-16 16:07:19 +00:00
Vikram S. Adve
e8f1df6446 Add routines to update or erase operands (and to do so without external 
assumptions about which operand number stores what operand).


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3750 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-09-16 16:06:12 +00:00
Vikram S. Adve
46fece70c2 *** empty log message *** 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3749 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-09-16 16:01:41 +00:00
Vikram S. Adve
a081baac77 Add support for passes that use a TargetMachine object. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3748 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-09-16 16:01:39 +00:00
Vikram S. Adve
504fc5b7b5 Add method MachineOperand::hasAllocatedReg(). 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3747 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-09-16 15:58:54 +00:00
Vikram S. Adve
d5af164f01 Add a version of ChooseRegOrImmed to handle numerical constants 
introduced by InstrSelection.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3746 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-09-16 15:58:34 +00:00
Vikram S. Adve
aa500f3f43 Add method adjustAlignment so that stack slot alignments can be computed 
in a target-dependent manner (because of the dang OFFSET in Sparc v9).


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3745 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-09-16 15:57:43 +00:00
Vikram S. Adve
4900116ab0 Add methods to query about the representation of LLVM quantities (e.g., 
constants).  Useful for target-dependent LLVM transformations like
Preselection.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3743 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-09-16 15:56:01 +00:00
Vikram S. Adve
ebc7511e86 *** empty log message *** 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3741 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-09-16 15:39:35 +00:00
Vikram S. Adve
521758fb79 Remove unnecessary include. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3723 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-09-14 23:04:52 +00:00
Vikram S. Adve
7e914a967d Break RA_DEBUG option into several levels to get better output. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3722 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-09-14 22:18:37 +00:00
Chris Lattner
86bdc54d02 Fix to work correctly under linux 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3720 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-09-14 19:52:49 +00:00
Vikram S. Adve
7c26898401 Moving to lib/CodeGen/RegAlloc. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3718 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-09-14 11:57:17 +00:00