Chris Lattner
42f95ca96b
fix the llvm-x86_64-linux buildbot.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100223 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-02 20:36:25 +00:00
Chris Lattner
457c6c5ccb
remove empty file.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100222 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-02 20:26:36 +00:00
Chris Lattner
f53fd37ff6
remove compatibility typedef.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100221 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-02 20:26:07 +00:00
Chris Lattner
84e679beea
rename NewDebugLoc -> DebugLoc, prune #includes in DebugLoc.h.
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This keeps around temporary typedef for clang/llvm-gcc so the
build won't break when I commit this :)
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100218 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-02 20:21:22 +00:00
Chris Lattner
b494ccf02c
remove uses of DebugLoc::getUnknownLoc.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100217 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-02 20:20:41 +00:00
Chris Lattner
dd0fbda3e3
include densemap.h explicitly and rearrange #includes.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100216 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-02 20:20:04 +00:00
Chris Lattner
a4f2bb08de
stop using DebugLoc::getUnknownLoc()
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100215 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-02 20:17:23 +00:00
Chris Lattner
c7f3ace20c
use DebugLoc default ctor instead of DebugLoc::getUnknownLoc()
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100214 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-02 20:16:16 +00:00
Chris Lattner
de4845c163
Switch the code generator (except the JIT) onto the new DebugLoc
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representation. This eliminates the 'DILocation' MDNodes for
file/line/col tuples from -O0 -g codegen.
This remove the old DebugLoc class, making it a typedef for DebugLoc,
I'll rename NewDebugLoc next.
I didn't update the JIT to use the new apis, so it will continue to
work, but be as slow as before. Someone should eventually do this
or, better yet, rip out the JIT debug info stuff and build the JIT
on top of MC.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100209 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-02 19:42:39 +00:00
Evan Cheng
f28f8bc40e
Correctly lower memset / memcpy of undef. It should be a nop. PR6767.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100208 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-02 19:36:14 +00:00
Evan Cheng
cf5862d8ac
Revert 100204. It broke a bunch of tests and apparently changed what passes are run during codegen.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100207 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-02 19:29:15 +00:00
Benjamin Kramer
d0327f80ec
Update CMake.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100206 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-02 19:09:51 +00:00
David Greene
434bd8551d
Let's try this again. Re-apply 100143 including an apparent missing
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<string> include. For some reason the buildbot choked on this while my
builds did not. It's probably due to a difference in system headers.
---
Add some switches helpful for debugging:
-print-before=<Pass Name>
Dump IR before running pass <Pass Name>.
-print-before-all
Dump IR before running each pass.
-print-after-all
Dump IR after running each pass.
These are helpful when tracking down a miscompilation. It is easy to
get IR dumps and do diffs on them, etc.
To make this work well, add a new getPrinterPass API to Pass so that
each kind of pass (ModulePass, FunctionPass, etc.) can create a Pass
suitable for dumping out the kind of object the Pass works on.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100204 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-02 18:46:26 +00:00
Mon P Wang
e754d3fb85
Revert r100191 since it breaks objc in clang
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100199 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-02 18:43:02 +00:00
Mon P Wang
e33c848fa4
Reapply address space patch after fixing an issue in MemCopyOptimizer.
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Added support for address spaces and added a isVolatile field to memcpy, memmove, and memset,
e.g., llvm.memcpy.i32(i8*, i8*, i32, i32) -> llvm.memcpy.p0i8.p0i8.i32(i8*, i8*, i32, i32, i1)
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100191 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-02 18:04:15 +00:00
Dan Gohman
a6194b3a2a
Add an explicit keyword.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100187 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-02 14:57:49 +00:00
Dan Gohman
d7bfd0028b
Manually notify ScalarEvolution before making an operand replacement, since
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it can't currently observe such changes automatically.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100186 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-02 14:48:31 +00:00
Torok Edwin
86bfd34ece
Fix SpecificBumpPtrAllocator iteration.
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Need to start from (char*)(Slab+1), and not from (char*)Slab+1.
This fixes crashes in Win64 debug mode.
Thanks to Nicolas Capens!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100184 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-02 13:20:51 +00:00
Duncan Sands
749fd83c04
Add notes about dragonegg.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100183 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-02 09:23:15 +00:00
Bob Wilson
6682048206
Recommit 100158 now that the buildbots are happy again.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100177 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-02 05:09:46 +00:00
Eric Christopher
906af6f518
Remove FIXME - if there's a better way to do this it isn't here.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100176 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-02 04:32:37 +00:00
Dan Gohman
f860db2398
Revert the recent alignment changes. They're broken for -Os because,
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in particular, they end up aligning strings at 16-byte boundaries, and
there's no way for GlobalOpt to check OptForSize.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100172 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-02 03:04:37 +00:00
Evan Cheng
db8771af28
After trivial coalescing, the MI being visited may have become a copy. Avoid adding it to CSE hash table since copies aren't being considered for CSE and they may be deleted.
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rdar://7819990
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100170 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-02 02:21:24 +00:00
Dale Johannesen
93d6a7e9c2
Teach AnalyzeBranch, RemoveBranch and the branch
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folder to be tolerant of debug info following the
branch(es) at the end of a block.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100168 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-02 01:38:09 +00:00
Chandler Carruth
ae1d41c8ae
Disambiguate conditional expression for newer GCCs.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100167 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-02 01:31:24 +00:00
Dan Gohman
1e4ac4dfd9
Remove this initializer so that the optimizer doesn't convert
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unaligned loads into aligned loads.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100166 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-02 01:26:13 +00:00
Dan Gohman
403d5a2c49
Update this test for the new preferred alignment heuristics.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100165 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-02 01:24:08 +00:00
Bob Wilson
5ea6352fcd
Revert 100158 in case it is causing some of the buildbot problems.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100164 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-02 01:22:49 +00:00
Sean Callanan
eb3a1ab796
Updated the install location for EnhancedDisassembly
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on Mac OS X to use @rpath rather than an absolute
path. Also allowed the version to be set using an
environment variable.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100163 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-02 00:53:42 +00:00
Dan Gohman
04d52f8435
Change variables which are exactly 16 bytes to be 16-byte-aligned too.
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This fixes test/Transforms/GlobalOpt/gv-align.ll.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100161 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-02 00:46:07 +00:00
Dan Gohman
c9ae19e465
Make globalopt refine global variable alignment.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100160 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-02 00:14:16 +00:00
Bob Wilson
ec54d6ab84
Check for terminating conditions before adding PHIs to the worklists.
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This is more efficient than adding them to the worklist and then ignoring them.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100158 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-02 00:10:41 +00:00
Gabor Greif
9c0012e738
remove these merge-tracking properties as they
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might interfere with merges to other branches (as Dan pointed out)
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100157 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-02 00:08:26 +00:00
Dan Gohman
a4ae3a100d
If the bitcode reader input stream isn't a multiple of 4 bytes, it's more
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likely not a bitcode file at all, rather than being a bitcode file which
is truncated. Check for this case and issue a more relevant error message.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100156 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-02 00:03:51 +00:00
Bob Wilson
7272b92009
Remove trailing whitespace.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100148 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-01 23:06:38 +00:00
Bob Wilson
6f69035970
Rewrite another SSAUpdater function to avoid recursion.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100147 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-01 23:05:58 +00:00
Eric Christopher
1d8f83d0a0
Revert r100143.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100146 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-01 22:54:42 +00:00
Devang Patel
c8e77640a5
Revert r100117.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100145 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-01 22:47:29 +00:00
David Greene
8ef3acba00
Add some switches helpful for debugging:
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-print-before=<Pass Name>
Dump IR before running pass <Pass Name>.
-print-before-all
Dump IR before running each pass.
-print-after-all
Dump IR after running each pass.
These are helpful when tracking down a miscompilation. It is easy to
get IR dumps and do diffs on them, etc.
To make this work well, add a new getPrinterPass API to Pass so that
each kind of pass (ModulePass, FunctionPass, etc.) can create a Pass
suitable for dumping out the kind of object the Pass works on.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100143 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-01 22:43:57 +00:00
Evan Cheng
3ea97550e3
In 64-bit mode, use i64 to lower memcpy / memset instead of f64.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100137 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-01 20:27:45 +00:00
Devang Patel
24c20e2435
Do not eagerly record known previous location. DBG_VALUE may not cause a new label due to one or other reason.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100134 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-01 20:22:44 +00:00
Evan Cheng
6cdb7e22aa
Skip checking preferred alignment of GVs defined in other translation units all together.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100133 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-01 20:13:28 +00:00
Evan Cheng
42642d06c9
Add comments about DstAlign and SrcAlign.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100132 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-01 20:10:42 +00:00
Bob Wilson
33f22e8c66
Change another SSAUpdater function to avoid recursion.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100131 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-01 20:04:30 +00:00
Bob Wilson
9bdb8f0717
Simplify the code to check for existing PHIs, now that it is only used in
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one place. This removes the template function added in svn 94690.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100130 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-01 19:53:48 +00:00
Bob Wilson
e8b64281ce
The SSAUpdater should avoid recursive traversals of the CFG, since that may
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blow out the stack for really big functions. Start by fixing an easy case.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100126 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-01 18:46:59 +00:00
Evan Cheng
94107ba9ce
- Avoid using floating point stores to implement memset unless the value is zero.
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- Do not try to infer GV alignment unless its type is sized. It's not possible to infer alignment if it has opaque type.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100118 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-01 18:19:11 +00:00
Devang Patel
58c7aa61d4
Skip instructions until new scope is seen.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100117 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-01 17:32:01 +00:00
Devang Patel
8935d90a90
Cosmetic changes.
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Update comment, rename a local variable.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100116 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-01 17:16:48 +00:00
Benjamin Kramer
d48c1f9b10
Remove accidental include and add a comment.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100107 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-01 14:39:55 +00:00