9aae513318
No functionality change. Moved visitor methods for CFGBuilder out-of-line
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from the class declaration. This enables a nice view of what visitor methods
have been implemented.
llvm-svn: 41337
2007-08-23 21:42:29 +00:00
1aaab49a3e
add support for codegen of calls returning complex.
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llvm-svn: 41336
2007-08-23 21:38:16 +00:00
9e1e551c01
Remove a FIXME, allowing ++/-- on Complex types (a GCC extension).
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Now, the following test case succeeds...
_Complex double x, y;
void test2(int c) {
++x;
}
llvm-svn: 41335
2007-08-23 21:37:33 +00:00
04cca64f8c
moved CFGBuilder into an anonymous namespace
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llvm-svn: 41334
2007-08-23 21:26:19 +00:00
4e1f80d255
- Cleanup "hack" comment and fix typos.
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- Use getLang().ObjC2 when appropriate.
llvm-svn: 41333
2007-08-23 19:56:30 +00:00
879d8e1f77
Added support for switch, default, and case statements in source-level CFGs.
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llvm-svn: 41332
2007-08-23 18:43:24 +00:00
67998451c7
finish off switch case overlap checking, adding support for
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verifying case ranges.
llvm-svn: 41331
2007-08-23 18:29:20 +00:00
7c34817902
Add helper functions Token::isObjCAtKeyword() and Token::getObjCKeywordID().
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Convert all clients to the new cleaner, more robust API.
llvm-svn: 41330
2007-08-23 18:16:40 +00:00
13fdfe99cd
Refactored "getSubStmt" and "SubStmt" from the CaseStmt and DefaultStmt
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class to their common parent class SwitchCase.
llvm-svn: 41329
2007-08-23 18:04:38 +00:00
f81460f99c
detect and diagnose empty case ranges:
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switch.c:16:8: warning: empty case range specified
case 100 ... 99: ; // expected-warning {{empty case range}}
^~~~~~~~~~
llvm-svn: 41328
2007-08-23 17:48:14 +00:00
9ee3bcf81c
For gotos, breaks, and continues where we cannot find a target successor
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block (because we are creating a CFG from an incomplete AST) we now
(gracefully) have a block ending with such statements not have any successors
instead of firing an assertion.
llvm-svn: 41327
2007-08-23 17:29:58 +00:00
a0f12c5493
Fix this testcase: there are two matches for
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llvm.cttz.i64 because of the declaration of
the intrinsic. Also, emit-llvm is automatic
and doesn't need to be specified.
llvm-svn: 41326
2007-08-23 17:22:50 +00:00
9443f5b1e0
Added support for do..while loops in CFG construction.
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llvm-svn: 41325
2007-08-23 17:15:32 +00:00
07b5b52cd0
Modified CFG to have explicit "Exit" pointer for exit block. This should
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have been committed with my previous patch.
llvm-svn: 41324
2007-08-23 16:51:52 +00:00
889073f785
Renamed "CFG::BuildCFG" to "CFG::buildCFG" to have more consistent capitalization.
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Added explicit "Exit" CFGBlock pointer to the source-level CFG.
Changed the construction of blocks with "return" statements to have the
return statement appear both as a statement in the list of statements for
a CFGBlock as well as appear as a control-flow terminator. Also removed
the implicit linearization of "return" so that the return value and the
return statement did not appear as separate statements in the block.
llvm-svn: 41323
2007-08-23 16:51:22 +00:00
cb8f832c26
As suggested by Chris, use MatchRHSPunctuation instead of manually looking for a right parenthesis when parsing @encode() and @protocol().
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llvm-svn: 41321
2007-08-23 15:31:37 +00:00
e01493d47b
Parse ObjC @protocol expressions.
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llvm-svn: 41320
2007-08-23 15:25:28 +00:00
33800d1428
add some notes on really poor codegen.
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llvm-svn: 41319
2007-08-23 15:22:07 +00:00
92c6a65d4e
new example
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llvm-svn: 41318
2007-08-23 15:16:03 +00:00
fcb920d32b
fix a segfault in cases where there are no cases.
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llvm-svn: 41317
2007-08-23 14:29:07 +00:00
97cdac8d19
Perform correct codegen for eh_dwarf_cfa intrinsic.
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llvm-svn: 41316
2007-08-23 07:21:06 +00:00
10cb5e520f
report duplicate case values. TODO: report duplicate/overlapping ranges.
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llvm-svn: 41315
2007-08-23 06:23:56 +00:00
725c6a4279
this test is passing, though it is generating bogus code at the moment.
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llvm-svn: 41314
2007-08-23 05:47:53 +00:00
fc1c44ac7d
start checking case values of switch stmts more closely. Emit overflow
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warnings when converting case values to the expression type.
llvm-svn: 41313
2007-08-23 05:46:52 +00:00
53e5a38684
Update to match the API from LLVM mainline.
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llvm-svn: 41312
2007-08-23 05:22:10 +00:00
06eca7a4ca
default this to radix 10 like the toString(Un)Signed methods.
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llvm-svn: 41311
2007-08-23 05:21:48 +00:00
d2d32bae97
Avoid hiding issues.
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llvm-svn: 41310
2007-08-23 05:20:48 +00:00
b0f158cfdf
rename APInt::toString -> toStringUnsigned for symmetry with toStringSigned()
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Add an APSInt::toString() method.
llvm-svn: 41309
2007-08-23 05:15:32 +00:00
7d75c0d9b6
run .m files as tests
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llvm-svn: 41308
2007-08-23 01:09:45 +00:00
c4e7a66036
Test that cocoa parses with -parse-noop. In the future
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(when ready) this test should change to test -fsyntax-only.
llvm-svn: 41307
2007-08-23 01:08:54 +00:00
f2bcd37083
Implement review feedback on trampoline documentation.
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llvm-svn: 41304
2007-08-22 23:39:54 +00:00
7e901fdf86
With this commit, we now successfully parse "Cocoa.h"!
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llvm-svn: 41303
2007-08-22 23:18:22 +00:00
0a6ec03884
Fixed bugs in source-level CFG construction for "for" and "while" loops
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where break targets weren't being set and restored properly. Also
cleaned up CFGBuilder code for "for" and "while" to use less reliance
on globals and to have clearer semantics.
llvm-svn: 41302
2007-08-22 22:35:28 +00:00
c6e96bfef3
Fix a misleading comment...
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llvm-svn: 41301
2007-08-22 22:19:13 +00:00
0b6a01a449
Add support for parsing protocols.
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Now we can parse quite a bit of "Foundation.h" (a couple bugs remain).
llvm-svn: 41300
2007-08-22 22:17:26 +00:00
e1810dee74
Added support for "break" statements in source-level ASTs.
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Some comment cleanups.
llvm-svn: 41299
2007-08-22 21:51:58 +00:00
1aebee0a4d
Added support for "continue" statements in source-level CFGs
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Cleaned up some code for "for" and "while" loops by making their
implementations more symmetrical (and added a few comments).
llvm-svn: 41298
2007-08-22 21:36:54 +00:00
887db2d832
Remove dead code.
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llvm-svn: 41295
2007-08-22 21:07:41 +00:00
1c65be13cc
Added preliminary support for while loops within source-level CFGs.
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Adjusted printing of source-level CFGs to account that the entry block
may not be the first block in the list of blocks a CFG object maintains.
llvm-svn: 41294
2007-08-22 21:05:42 +00:00
88dea224c1
Added explicit pointer within class CFG to the Entry block.
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Before we assumed that the first block in the list of blocks was the entry
block, but this has posed hurdles during CFG construction.
llvm-svn: 41293
2007-08-22 21:03:50 +00:00
6f4f23320d
Fix typo.
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llvm-svn: 41292
2007-08-22 20:55:18 +00:00
544fdd27fb
update test to check that codegen works with llvm.used in llvm.metadata section
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llvm-svn: 41289
2007-08-22 19:36:31 +00:00
31206b56d5
Cosmetic change
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"True Loop" and "False Loop" naming terminology to refer two loops
after loop cloning is confusing. Instead just use A_Loop and B_Loop.
llvm-svn: 41287
2007-08-22 19:33:29 +00:00
beb80a9832
move this check. ppc outputs .no_dead_strip properly
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llvm-svn: 41286
2007-08-22 19:33:11 +00:00
862afea91e
Add the PCSymbol for Darwin x86 platforms.
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llvm-svn: 41284
2007-08-22 18:44:05 +00:00
f1bc45b1d1
Finish up method prototype parsing.
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Next step...starting installing class names into the type namespace (so we can start parsing Cocoa headers).
llvm-svn: 41283
2007-08-22 18:35:33 +00:00
90da534987
Refactor loop condition check in a separate function.
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llvm-svn: 41282
2007-08-22 18:27:01 +00:00
7e776b1d9c
Added CFG support for: for loops
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In CFG dumper, refactored the code to print block terminators into a
StmtVisitor.
Added the method "FinishBlock" to CFGBuilder to do the reversal of statements
in a block instead of calling "reverseStmts" for a block directly. This
was necessary to fix a bug in how blocks with labels were being processed
(some cases would cause the statements to be reversed twice). FinishBlock
detects blocks that start with labels and doesn't do a second reversal.
llvm-svn: 41281
2007-08-22 18:22:34 +00:00
cd8beb7645
Fix thinko.
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Starting value of second loop's induction variable can not be lower
then starting value of original loop's induction variable.
llvm-svn: 41280
2007-08-22 18:07:47 +00:00
99264b4b04
Add support for parsing method prototypes (and other stuff required by @interface).
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Still need to finish Parser::ParseObjCMethodDecl(). Before I do, I need to do a minor
refactoring of ParseDeclarationOrFunctionDefinition(), to disallow function definitions.
At the moment, @inteface allows function defs (which is incorrect).
llvm-svn: 41275
2007-08-22 16:35:03 +00:00
Ted Kremenek