Chris Lattner
2f9bc4f2d3
remove the M instance var
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@24281 91177308-0d34-0410-b5e6-96231b3b80d8
2005-11-10 19:02:18 +00:00
Chris Lattner
9ddf21276e
Make this more efficient of the common case where we are only mangling globals.
...
Do not mangle internal global names that do not collide with anything.
This gives us strings that now look like this:
__2E_str_1: ; '.str_1'
.asciz "foo"
instead of this:
l1__2E_str_1: ; '.str_1'
.asciz "foo"
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@24277 91177308-0d34-0410-b5e6-96231b3b80d8
2005-11-10 18:48:58 +00:00
Chris Lattner
d115ef8973
Force packed vectors to be a power of two in length.
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@24264 91177308-0d34-0410-b5e6-96231b3b80d8
2005-11-10 01:40:59 +00:00
Chris Lattner
30caa2876c
print alignment info for globals and functions
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@24212 91177308-0d34-0410-b5e6-96231b3b80d8
2005-11-06 06:48:53 +00:00
Chris Lattner
6033716140
verify that alignments are always a power of 2
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@24200 91177308-0d34-0410-b5e6-96231b3b80d8
2005-11-05 21:57:54 +00:00
Chris Lattner
9fad0b9974
fix printing the alignment directive
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@24197 91177308-0d34-0410-b5e6-96231b3b80d8
2005-11-05 21:20:34 +00:00
Nate Begeman
14b0529532
Add support alignment of allocation instructions.
...
Add support for specifying alignment and size of setjmp jmpbufs.
No targets currently do anything with this information, nor is it presrved
in the bytecode representation. That's coming up next.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@24196 91177308-0d34-0410-b5e6-96231b3b80d8
2005-11-05 09:21:28 +00:00
Chris Lattner
306f6fefc9
Fix an iterator invalidation problem in code used by the -strip pass
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@24124 91177308-0d34-0410-b5e6-96231b3b80d8
2005-10-31 18:42:37 +00:00
Chris Lattner
b4871ad694
Allow $
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23721 91177308-0d34-0410-b5e6-96231b3b80d8
2005-10-14 01:28:34 +00:00
Chris Lattner
71abaab1d2
add a hack to work around broken VC++ scoping rules. Thx to JeffC for pointing
...
this out to me
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23655 91177308-0d34-0410-b5e6-96231b3b80d8
2005-10-07 05:23:36 +00:00
Chris Lattner
a1e3f54396
refactor a bit of code.
...
When moving constant entries in 'Map' if the entry is the representative
constant for the abstractypemap, make sure to update it as well. This
fixes the bcreader failures from last night on several C++ apps.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23628 91177308-0d34-0410-b5e6-96231b3b80d8
2005-10-04 21:35:50 +00:00
Chris Lattner
23ec01fcc3
Minor speedup to avoid array searches given a Use*. This speeds up bc reading
...
of the python test from 1:00 to 54s.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23627 91177308-0d34-0410-b5e6-96231b3b80d8
2005-10-04 18:47:09 +00:00
Chris Lattner
d0ff1adbdb
Change the signature of replaceUsesOfWithOnConstant. The bool was always
...
true dynamically. Finally, pass the Use* that replaceAllUsesWith has into
the method for future use.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23626 91177308-0d34-0410-b5e6-96231b3b80d8
2005-10-04 18:13:04 +00:00
Chris Lattner
a55b30a225
For large constants (e.g. arrays and structs with many elements) just
...
creating the keys and doing comparisons to index into 'Map' takes a lot
of time. For these large constants, keep an inverse map so that 'remove'
and move operations are much faster.
This speeds up a release build of the bc reader on Eric's nasty python
bytecode file from 1:39 to 1:00s.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23624 91177308-0d34-0410-b5e6-96231b3b80d8
2005-10-04 17:48:46 +00:00
Chris Lattner
d7a3fc6819
minor cleanup/fastpath for the bcreader. This speeds up the bcreader
...
from 1:41 -> 1:39 on the large python .bc file in a release build.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23623 91177308-0d34-0410-b5e6-96231b3b80d8
2005-10-04 16:52:46 +00:00
Chris Lattner
c182a88aec
implement the struct version of the array speedup, speeding up the
...
testcase a bit more from 1:48 -> 1.40.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23619 91177308-0d34-0410-b5e6-96231b3b80d8
2005-10-04 01:17:50 +00:00
Chris Lattner
cea141f1d1
Change ConstantArray::replaceUsesOfWithOnConstant to attempt to update
...
constant arrays in place instead of reallocating them and replaceAllUsesOf'ing
the result. This speeds up a release build of the bcreader from:
136.987u 120.866s 4:24.38
to
49.790u 49.890s 1:40.14
... a 2.6x speedup parsing a large python bc file.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23614 91177308-0d34-0410-b5e6-96231b3b80d8
2005-10-03 22:51:37 +00:00
Chris Lattner
5cbade9f83
move some methods, no other changes
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23613 91177308-0d34-0410-b5e6-96231b3b80d8
2005-10-03 21:58:36 +00:00
Chris Lattner
dfdd6c5d7a
minor microoptimizations
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23612 91177308-0d34-0410-b5e6-96231b3b80d8
2005-10-03 21:56:24 +00:00
Chris Lattner
df0ef1d0fe
Split SimpleConstantVal up into its components, so each Constant subclass getsa different enum value. This allows 'classof' for these to be really simple,not needing to call getType() anymore.
...
This speeds up isa/dyncast/etc for constants, and also makes them smaller.
For example, the text section of a release build of InstCombine.cpp shrinks
from 230037 bytes to 216363 bytes, a 6% reduction.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23467 91177308-0d34-0410-b5e6-96231b3b80d8
2005-09-27 06:09:08 +00:00
Chris Lattner
5b845c9443
Add support for a marker byte that indicates that we shouldn't add the user
...
prefix to a symbol name
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23421 91177308-0d34-0410-b5e6-96231b3b80d8
2005-09-24 08:24:28 +00:00
Chris Lattner
8064e8fbf4
add printer support for flag operands
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23054 91177308-0d34-0410-b5e6-96231b3b80d8
2005-08-25 17:59:23 +00:00
Jim Laskey
3a1eff732b
Move code dependency for MathExtras.h out of Constants.h.
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22840 91177308-0d34-0410-b5e6-96231b3b80d8
2005-08-17 20:06:22 +00:00
Jim Laskey
cb6682fa44
Culling out use of unions for converting FP to bits and vice versa.
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22838 91177308-0d34-0410-b5e6-96231b3b80d8
2005-08-17 19:34:49 +00:00
Andrew Lenharth
9ca65c7110
only build .a on alpha
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22787 91177308-0d34-0410-b5e6-96231b3b80d8
2005-08-14 15:14:34 +00:00
Andrew Lenharth
40b37cc28d
Testing a variable before it is defined doesn't work so well. It is a fairly small thing, so just let everyone build the .a file
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22783 91177308-0d34-0410-b5e6-96231b3b80d8
2005-08-13 14:58:23 +00:00
Andrew Lenharth
7ac17529d2
Fix oversized GOT problem with gcc-4 on alpha
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22777 91177308-0d34-0410-b5e6-96231b3b80d8
2005-08-13 05:09:50 +00:00
Chris Lattner
6a13aed525
Add a helper method
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22768 91177308-0d34-0410-b5e6-96231b3b80d8
2005-08-12 22:14:06 +00:00
Chris Lattner
0fe34d8912
add new helper function
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22698 91177308-0d34-0410-b5e6-96231b3b80d8
2005-08-08 05:21:50 +00:00
Chris Lattner
d7231ac523
PHINode::hasConstantValue should never return the PHI itself, even if the
...
PHI is its only operand.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22676 91177308-0d34-0410-b5e6-96231b3b80d8
2005-08-05 15:37:31 +00:00
Chris Lattner
80f4d88a97
Fix an iterator invalidation problem when we decide a phi has a constant value
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22675 91177308-0d34-0410-b5e6-96231b3b80d8
2005-08-05 15:34:10 +00:00
Chris Lattner
8313a25d27
Invoke instructions do not dominate all successors
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22671 91177308-0d34-0410-b5e6-96231b3b80d8
2005-08-05 01:03:27 +00:00
Chris Lattner
1325b42a7d
Now that hasConstantValue is more careful w.r.t. returning values that only
...
dominate the PHI node, this code can go away. This also makes passes more
aggressive, e.g. implementing Transforms/CondProp/phisimplify2.ll
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22670 91177308-0d34-0410-b5e6-96231b3b80d8
2005-08-05 01:02:04 +00:00
Chris Lattner
b3b48e11da
Use the bool argument to hasConstantValue to decide whether the client is
...
prepared to deal with return values that do not dominate the PHI. If we
cannot prove that the result dominates the PHI node, do not return it if
the client can't cope.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22669 91177308-0d34-0410-b5e6-96231b3b80d8
2005-08-05 01:00:58 +00:00
Chris Lattner
9acbd611ec
Mark hasConstantValue as a const method
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22666 91177308-0d34-0410-b5e6-96231b3b80d8
2005-08-05 00:49:06 +00:00
Nate Begeman
c523f4c096
Add an extra parameter that Chris requested
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22665 91177308-0d34-0410-b5e6-96231b3b80d8
2005-08-04 23:50:43 +00:00
Nate Begeman
a83ba0f5c9
Fix a fixme in CondPropagate.cpp by moving a PhiNode optimization into
...
BasicBlock's removePredecessor routine. This requires shuffling around
the definition and implementation of hasContantValue from Utils.h,cpp into
Instructions.h,cpp
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22664 91177308-0d34-0410-b5e6-96231b3b80d8
2005-08-04 23:24:19 +00:00
Jeff Cohen
00b16889ab
Eliminate all remaining tabs and trailing spaces.
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22523 91177308-0d34-0410-b5e6-96231b3b80d8
2005-07-27 06:12:32 +00:00
Andrew Lenharth
558bc88a00
core changes for varargs
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22254 91177308-0d34-0410-b5e6-96231b3b80d8
2005-06-18 18:34:52 +00:00
Reid Spencer
edd5d9ece1
Some cleanups for compilation with GCC 4.0.0 to remove warnings:
...
* Use C++ style casts, not C style casts
* Abstract base classes should have virtual destructor.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22057 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-15 16:13:11 +00:00
Chris Lattner
37c121acf4
Verify that varargs functions all have ccc
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21792 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-08 22:27:09 +00:00
Chris Lattner
d511898b58
add support for explicit calling conventions
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21746 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-06 20:26:43 +00:00
Chris Lattner
ddb6db4fa1
Add a 'tail' marker for call instructions, patch contributed by
...
Alexander Friedman.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21722 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-06 05:51:46 +00:00
Andrew Lenharth
691ef2ba06
Implement count leading zeros (ctlz), count trailing zeros (cttz), and count
...
population (ctpop). Generic lowering is implemented, however only promotion
is implemented for SelectionDAG at the moment.
More coming soon.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21676 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-03 17:19:30 +00:00
Chris Lattner
f818cfe096
fix a bug in the 1 index GEP handling code
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21670 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-03 16:44:45 +00:00
Chris Lattner
38bacf29e8
add direct support for making GEP instrs with one index
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21665 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-03 05:43:30 +00:00
Jeff Cohen
a97e8db835
Use ANSI-approved way of getting the value infinity (otherwise VC++ won't compile it)
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21662 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-03 03:13:01 +00:00
Andrew Lenharth
8b9e3e6511
fold fp div by 0 to inf, the way gcc does. This is legal according to the FP spec
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21655 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-02 21:25:47 +00:00
Chris Lattner
eed37bad01
Add llvm.sqrt intrinsic, patch contributed by Morten Ofstad
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21627 91177308-0d34-0410-b5e6-96231b3b80d8
2005-04-30 03:44:07 +00:00
Chris Lattner
22cab6c752
Unbreak the sparc backend.
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21598 91177308-0d34-0410-b5e6-96231b3b80d8
2005-04-27 18:57:15 +00:00