Chris Lattner
a89143f1e0
Add an ugly note.
...
llvm-svn: 50029
2008-04-21 04:46:30 +00:00
Chris Lattner
0645b88852
Add jump threading to liblto.
...
llvm-svn: 50028
2008-04-21 04:31:40 +00:00
Chris Lattner
ba994f7cdf
run the jump threading pass in llvm-ld also
...
llvm-svn: 50027
2008-04-21 04:28:40 +00:00
Chris Lattner
b15e1f963d
enable jump threading pass by default. This causes no miscompilations
...
and can significantly shrinkify some code, particularly from C++ land.
llvm-svn: 50025
2008-04-21 04:22:09 +00:00
Chris Lattner
67bec133b2
fix a bug introduced by Nicholas' "unwinds to" stuff: we
...
lost newlines between blocks.
llvm-svn: 50024
2008-04-21 04:20:33 +00:00
Chris Lattner
ad0d42ba15
don't assume that the argument passed to fprintf("%s" is a string. This
...
fixes a crash in opt on 433.milc.
llvm-svn: 50023
2008-04-21 03:18:33 +00:00
Chris Lattner
f6236cc2e9
Use the new SplitBlockPredecessors to implement a todo.
...
llvm-svn: 50022
2008-04-21 02:57:57 +00:00
Douglas Gregor
89f238cbe1
Clean up handling of function redeclarations
...
llvm-svn: 50021
2008-04-21 02:02:58 +00:00
Chris Lattner
a5b11705b6
Move SplitBlockPredecessors out of loopsimplify into BasicBlockUtils.h
...
as a global helper function. At the same type, switch it from taking
a vector of predecessors to an arbitrary sequential input. This allows
us to switch LoopSimplify to use a SmallVector for various temporary
vectors that it passed into SplitBlockPredecessors.
llvm-svn: 50020
2008-04-21 01:28:02 +00:00
Chris Lattner
d418b06abf
Move domtree/frontier updating earlier, allowing us to use it to update phi
...
nodes, removing a hack.
llvm-svn: 50019
2008-04-21 01:05:08 +00:00
Chris Lattner
96e9e22269
Factor dominator tree and frontier updating into SplitBlockPredecessors
...
instead of doing it after every call.
llvm-svn: 50018
2008-04-21 00:54:38 +00:00
Chris Lattner
559c867ece
fit some more code in 80 cols.
...
llvm-svn: 50016
2008-04-21 00:25:49 +00:00
Chris Lattner
aca912d793
simplify code, fit in 80 cols.
...
llvm-svn: 50015
2008-04-21 00:23:14 +00:00
Chris Lattner
38806c3e9c
fit in 80 cols
...
llvm-svn: 50014
2008-04-21 00:19:16 +00:00
Ted Kremenek
5fa90e49a9
Fix improper dereference of end() iterator. Patch by Argiris Kirtzidis!
...
llvm-svn: 50012
2008-04-20 23:54:24 +00:00
Nicolas Geoffray
481f44e12f
Be pessimistic in computing the buffer size when aligning.
...
llvm-svn: 50008
2008-04-20 23:39:44 +00:00
Nicolas Geoffray
984e7199cc
Don't forget to update the current operand when getting the size of an instruction.
...
llvm-svn: 50007
2008-04-20 23:36:47 +00:00
Chris Lattner
ff1c6e388c
finish the first cut of a jump threading pass implementation.
...
llvm-svn: 50006
2008-04-20 22:39:42 +00:00
Chris Lattner
567166c0a8
replace a slow and verbose version of Instruction::isUsedOutsideOfBlock with
...
a call to Instruction::isUsedOutsideOfBlock.
llvm-svn: 50005
2008-04-20 22:18:22 +00:00
Chris Lattner
8ec6e8af60
add a handy helper method to instruction, useful for determining
...
whether it is used outside of some block. This can be used to see
if there are any non-local references, for example.
llvm-svn: 50004
2008-04-20 22:11:30 +00:00
Chris Lattner
9c1f1a82bf
we can only thread blocks when there is a pred we can determine the succ of.
...
llvm-svn: 50003
2008-04-20 21:18:09 +00:00
Chris Lattner
2115722ffa
improve comments, infrastructure, and add some validity checks for threading.
...
Add a cost function.
llvm-svn: 50002
2008-04-20 21:13:06 +00:00
Nate Begeman
1c906206b8
Fix PR2236
...
Add test
Implement feedback from Chris re: PR1998
llvm-svn: 50001
2008-04-20 20:38:08 +00:00
Chris Lattner
b3b6007c8b
Add a new Jump Threading pass, which will handle cases
...
such as those in PR2235. Right now the pass is not very
effective. :)
llvm-svn: 50000
2008-04-20 20:35:01 +00:00
Chris Lattner
912bec79ca
hopefully resolve PR2240
...
llvm-svn: 49999
2008-04-20 19:59:12 +00:00
Chris Lattner
14cd1ee95f
Two improvements to initializer parsing:
...
1. If we hit a semantic error, try harder to recover to emit
diagnostics for later initializer errors (PR2241).
2. Don't leak parsed initializers on an error.
llvm-svn: 49998
2008-04-20 19:07:56 +00:00
Chris Lattner
4885b97664
for exponent-related errors, emit the diagnostic on the 'e' or 'p'.
...
llvm-svn: 49997
2008-04-20 18:47:55 +00:00
Chris Lattner
48a9b9beeb
when emitting diagnostics about some character in a numeric
...
literal, indicate what character the error is about or where
it would be. For example:
pr2241.c:1:17: error: exponent has no digits
float f[] = { 1e , 1ee0 };
^
llvm-svn: 49996
2008-04-20 18:41:46 +00:00
Chris Lattner
6b05605829
rearrange some code, simplify handling of shifts.
...
llvm-svn: 49995
2008-04-20 18:24:14 +00:00
Dale Johannesen
aac27592f0
Check we aren't trying to convert PPC long double.
...
This fixes the testsuite failure on ppcf128-4.ll.
llvm-svn: 49994
2008-04-20 18:23:46 +00:00
Nicolas Geoffray
f77618e6e8
Cosmetic changes, as suggested by Evan. No functionality changes.
...
llvm-svn: 49993
2008-04-20 17:44:19 +00:00
Dale Johannesen
6145727b43
(re)fix handling of UGT. Pointed out by Nick Lewycky.
...
llvm-svn: 49991
2008-04-20 16:58:57 +00:00
Torok Edwin
ab20784740
g++-4.3 build-fix: CHAR_BIT requires <climits>.
...
llvm-svn: 49989
2008-04-20 08:33:11 +00:00
Nicolas Geoffray
568f9818f7
Do not hold the JIT lock when materializing a function and verify if the
...
function has already been codegen'd. This is required by the Java class loading
mechanism which executes Java code when materializing a function.
llvm-svn: 49988
2008-04-20 08:33:02 +00:00
Nate Begeman
8e8d498d34
Only generate code for static functions and global variables that are actually used.
...
Warn about unused static functions and variables.
This fixes PR1998.
llvm-svn: 49987
2008-04-20 06:29:50 +00:00
Chris Lattner
470ab00c76
A better fix for my previous patch, MOVZQI2PQIrr just requires SSE2.
...
llvm-svn: 49986
2008-04-20 05:52:46 +00:00
Chris Lattner
a124f1e219
Not all x86-64 machines have sse3 apparently.
...
llvm-svn: 49985
2008-04-20 05:47:56 +00:00
Chris Lattner
2cc4e23252
Restructure and simplify Sema::ObjCQualifiedIdTypesAreCompatible,
...
deleting dead code, making other code more obvious, and fixing a
bug. This fixes these (bogus) warnings in release mode:
SemaExprObjC.cpp:383: warning: 'RHSProtoE' may be used uninitialized in this function
SemaExprObjC.cpp:383: warning: 'RHSProtoI' may be used uninitialized in this function
llvm-svn: 49984
2008-04-20 02:09:31 +00:00
Dale Johannesen
64bbdb17f5
Check that APFloat::convert is not trying to target
...
ppc long double, which doesn't work.
This may break some stuff temporarily, but I want to
avoid the propagation of code that assumes this works.
llvm-svn: 49983
2008-04-20 01:34:03 +00:00
Ted Kremenek
076d13387d
html::EscapeText (using the Rewriter) now replaces tabs by default.
...
llvm-svn: 49982
2008-04-20 01:02:33 +00:00
Chris Lattner
ff2367c0c9
implement a fixme, add support for ++/-- on long double.
...
llvm-svn: 49980
2008-04-20 00:50:39 +00:00
Chris Lattner
1886e71e47
use simplified ConstantFP:get method.
...
llvm-svn: 49979
2008-04-20 00:45:53 +00:00
Chris Lattner
167dbe5e39
regenerate
...
llvm-svn: 49978
2008-04-20 00:41:19 +00:00
Chris Lattner
3b18762f40
Switch to using Simplified ConstantFP::get API.
...
llvm-svn: 49977
2008-04-20 00:41:09 +00:00
Chris Lattner
d3018e6a0e
Use simplified ConstantFP::get method, fix a bug handling frem x, 0 with long doubles.
...
llvm-svn: 49976
2008-04-20 00:26:06 +00:00
Chris Lattner
1e517a78a8
replace form feeds with an <hr> tag.
...
llvm-svn: 49975
2008-04-19 23:56:30 +00:00
Chris Lattner
1a44f7fce9
simplify the return of InitializePreprocessor to be bool instead of a fileid
...
llvm-svn: 49974
2008-04-19 23:25:44 +00:00
Chris Lattner
ba1f37bfdf
simplify ownership of the predefines buffer.
...
llvm-svn: 49973
2008-04-19 23:09:31 +00:00
Chris Lattner
0f103e1304
free(null) -> noop
...
llvm-svn: 49972
2008-04-19 22:41:32 +00:00
Chris Lattner
b839c05a05
rename *.llx -> *.ll, last batch.
...
llvm-svn: 49971
2008-04-19 22:32:52 +00:00