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Commit Graph

2124 Commits

Author SHA1 Message Date
Chris Lattner
9c236351fd Changes to support PHINode::removeIncoming changes
llvm-svn: 4079
2002-10-08 21:36:33 +00:00
Chris Lattner
f868df40b9 - Change PHINode::removeIncomingValue to delete the phi node if the last
incoming value is removed!

llvm-svn: 4078
2002-10-08 21:34:58 +00:00
Chris Lattner
40df2d9d4c - Checkin LARGE number of Changes to CEE pass that will make it much more
powerful, but that are largely disabled.  The basic idea here is that it
    is trying to forward branches across basic blocks that have PHI nodes in
    it, which are crucial to be able to handle cases like whet.ll.
    Unfortunately we are not updating SSA correctly, causing sim.c to die, and I
    don't have time to fix the regression now, so I must disable the
    functionality.

llvm-svn: 4077
2002-10-08 21:34:15 +00:00
Chris Lattner
3cf20c3f14 Expose isCriticalEdge & SplitCriticalEdge methods from crit-edges pass
llvm-svn: 4075
2002-10-08 21:06:27 +00:00
Chris Lattner
b9f59f1533 Expose new "recalculate" method from dominatorset
llvm-svn: 4074
2002-10-08 19:12:08 +00:00
Chris Lattner
b32252aa71 It is illegal for PHI nodes to have zero values, delete the code to handle them
llvm-svn: 4071
2002-10-08 17:07:39 +00:00
Chris Lattner
55c7ae3cdc Fold ashr -1, X into -1
llvm-svn: 4070
2002-10-08 16:16:40 +00:00
Chris Lattner
c532e35cce Non-functionality change just to make it more clear what is going on
llvm-svn: 4060
2002-10-07 18:34:32 +00:00
Chris Lattner
4e19009255 Global variables are now external if they don't have initializers, not
"uninitialized"

llvm-svn: 4052
2002-10-06 22:48:09 +00:00
Chris Lattner
d8244f43d4 Check that we don't have external varaibles with internal linkage
llvm-svn: 4051
2002-10-06 22:47:32 +00:00
Chris Lattner
6408586b7b The parser now accepts "external" global variables, in addition to the backwards
compatible "uninitialized" global variables

llvm-svn: 4050
2002-10-06 22:45:09 +00:00
Chris Lattner
53a414c3c4 PHI nodes are not allowed to exist with zero incoming values, check that
there aren't any like this.

llvm-svn: 4044
2002-10-06 21:00:31 +00:00
Vikram S. Adve
6932399f9b Bug fix: In preventing static global variables from being printed twice,
I also prevented external globals from being printed twice, but they
should (extern declaration and definition).

llvm-svn: 4043
2002-10-05 23:43:10 +00:00
Anand Shukla
d49d35f562 Added #include<unistd.h> to compile with solaris gcc3.2
llvm-svn: 4042
2002-10-04 23:57:01 +00:00
Anand Shukla
02acbe2c93 added cast to unsigned to compile with gcc3.2 (sparc)
llvm-svn: 4041
2002-10-04 23:56:18 +00:00
Chris Lattner
a923b0f49f Handle post dominance correctly in the case where blocks do not have a path to
the exit node.

llvm-svn: 4038
2002-10-04 14:50:20 +00:00
Chris Lattner
85ba0832e5 Fix a nasty problem with dominance calculation for unreachable blocks.
If we had a CFG that look like Entry -> B, Unreachable -> B, then we would
not correctly determine that Entry dominated B, because Entry did not
apparently dominate "unreachable".  This patch fixes this by making the entry
node dominate all blocks, including unreachable ones.

llvm-svn: 4037
2002-10-04 14:45:48 +00:00
Chris Lattner
eeecc3e1b3 Prune function nodes that are no longer referenced due to inlining
llvm-svn: 4036
2002-10-03 21:55:28 +00:00
Chris Lattner
8f603615d8 sgefa uses truely huge data structures nodes. Only print part of them if they
are so big

llvm-svn: 4035
2002-10-03 21:55:13 +00:00
Chris Lattner
31d4a68166 Handle bug exposed by power benchmark
llvm-svn: 4033
2002-10-03 21:06:38 +00:00
Nick Hildenbrandt
1ccdc12400 Add parens around constant calls to getelemptr to properly associate the reference
llvm-svn: 4032
2002-10-03 20:47:24 +00:00
Chris Lattner
fcdb95cd42 Reimplement/port the Bottom Up Closure pass
llvm-svn: 4031
2002-10-03 20:38:41 +00:00
Chris Lattner
e52f808665 DataStructure.h doesn't include DSGraph.h
llvm-svn: 4029
2002-10-02 22:14:38 +00:00
Nick Hildenbrandt
1477c5282f I was wrong on the removing of those references on the last commit.
llvm-svn: 4023
2002-10-02 21:14:33 +00:00
Chris Lattner
bdbc272229 * Implement the getc() function
* Support usage of stdin, stdout & stderr correctly in LLI!

llvm-svn: 4022
2002-10-02 21:12:13 +00:00
Chris Lattner
f6b465732c Cleanup #includes, expose module
llvm-svn: 4021
2002-10-02 21:11:16 +00:00
Chris Lattner
68960ff1c7 Expose TD to ExternalFunctions.cpp
llvm-svn: 4020
2002-10-02 21:10:48 +00:00
Chris Lattner
94a5211b6a - Print the predecessors of a basic block instead of the number of uses of
the block in the AsmWriter

llvm-svn: 4019
2002-10-02 19:38:55 +00:00
Chris Lattner
88c8ffce8b Fix bug: 2002-10-02-SignExtensionProblem.ll
llvm-svn: 4017
2002-10-02 18:53:14 +00:00
Nick Hildenbrandt
d090d15736 Removed unneeded reference and dereferences.
llvm-svn: 4016
2002-10-02 18:34:51 +00:00
Nick Hildenbrandt
5d1a2cf4b1 Cleaned up my last check-in.
llvm-svn: 4014
2002-10-02 18:32:35 +00:00
Nick Hildenbrandt
f9aa2b4886 No longer include malloc.h. If protoypes are needed for memory functions they will be present in the byte code and the generated c as well.
llvm-svn: 4013
2002-10-02 18:20:18 +00:00
Chris Lattner
62ca2aa593 * Implement fully general merging of array subscripts on demand! This
does not handle the initial pointer index case yet though.

llvm-svn: 4012
2002-10-02 06:24:36 +00:00
Chris Lattner
5f38d9c112 When printing DS nodes, print the mergemap index as well to allow easier
debugging of merging process.

llvm-svn: 4010
2002-10-02 05:17:55 +00:00
Chris Lattner
8c25c1a641 * Significant rework of DSNode to support arbitrary aliasing due to merging
* Now all and any bytes of a DSNode can be merged together individually.  This
  is neccesary to support the full generality of C and support aliasing
  correctly.

llvm-svn: 4008
2002-10-02 04:57:39 +00:00
Chris Lattner
3fec0954e8 Changes to work with Statistics rework
* Renamed StatisticReporter.h/cpp to Statistic.h/cpp
    * Broke constructor to take two const char * arguments instead of one, so
      that indendation can be taken care of automatically.
    * Sort the list by pass name when printing
    * Make sure to print all statistics as a group, instead of randomly when
      the statistics dtors are called.
    * Updated ProgrammersManual with new semantics.

llvm-svn: 4004
2002-10-01 22:40:31 +00:00
Chris Lattner
7cf9f6f4b1 Updates to work with recent Statistic's changes:
* Renamed StatisticReporter.h/cpp to Statistic.h/cpp
    * Broke constructor to take two const char * arguments instead of one, so
      that indendation can be taken care of automatically.
    * Sort the list by pass name when printing
    * Make sure to print all statistics as a group, instead of randomly when
      the statistics dtors are called.
    * Updated ProgrammersManual with new semantics.

llvm-svn: 4002
2002-10-01 22:38:41 +00:00
Chris Lattner
4cc183889f Updates to work with recent Statistic's changes:
* Renamed StatisticReporter.h/cpp to Statistic.h/cpp
    * Broke constructor to take two const char * arguments instead of one, so
      that indendation can be taken care of automatically.
    * Sort the list by pass name when printing
    * Make sure to print all statistics as a group, instead of randomly when
      the statistics dtors are called.
    * Updated ProgrammersManual with new semantics.

llvm-svn: 4001
2002-10-01 22:38:37 +00:00
Chris Lattner
b5d3e33496 Build subdirs in parallel
llvm-svn: 4000
2002-10-01 22:36:35 +00:00
Chris Lattner
c2322d5fac - Rework Statistics:
* Renamed StatisticReporter.h/cpp to Statistic.h/cpp
    * Broke constructor to take two const char * arguments instead of one, so
      that indendation can be taken care of automatically.
    * Sort the list by pass name when printing
    * Make sure to print all statistics as a group, instead of randomly when
      the statistics dtors are called.

llvm-svn: 3999
2002-10-01 22:35:45 +00:00
Chris Lattner
9fc451723d Initial checkin of Steensgaards context insensitive flow insensitive
alias analysis

llvm-svn: 3997
2002-10-01 22:34:12 +00:00
Chris Lattner
c1b7de86d5 Checkin some major reworks of data structure analysis. This is not done,
nor does it work very well, but I need to get it checked in before I break
the tree unintentionally.

llvm-svn: 3996
2002-10-01 22:33:50 +00:00
Chris Lattner
9a8022871b Make sure to use the TimerGroup that we created!
llvm-svn: 3995
2002-10-01 20:12:06 +00:00
Chris Lattner
10fd9ad81e Make sure not to count the PassManager wrapers
llvm-svn: 3994
2002-10-01 20:08:11 +00:00
Chris Lattner
b7a507eb31 Factor timer code out of PassManager implementation, into a generic interface
exposed by Support/Timer.h.

llvm-svn: 3993
2002-10-01 19:54:07 +00:00
Chris Lattner
9b38808792 Checkin generic interval timer support
llvm-svn: 3992
2002-10-01 19:36:54 +00:00
Nick Hildenbrandt
1defd8270c Fixed to properly escape quotes in strings.
llvm-svn: 3991
2002-09-30 21:11:55 +00:00
Chris Lattner
53be50fb2f Minor tweak
llvm-svn: 3985
2002-09-29 22:59:29 +00:00
Vikram S. Adve
01e64b5eef Bug fix in folding getElementPtr instructions: don't fold one into
a predecessor if it has a non-zero first index and the predecessor
ends with a struct index.

llvm-svn: 3982
2002-09-29 22:55:05 +00:00
Chris Lattner
e3eaa16375 Fix a problem that was caused by stale analyses being in CurrentAnalyses
llvm-svn: 3981
2002-09-29 22:50:22 +00:00