Chris Lattner
cd6f46e2ac
add a new bugpoint mode -llc-safe. This uses LLC for both halves of a
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miscompilation. This is useful for working around GCC+CBE bugs or for handling
programs that CBE doesn't support (e.g. inline asm) when searching for
optimizer bugs.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31588 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-09 05:57:53 +00:00
Chris Lattner
b324bd735f
silence warnings
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31587 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-09 05:18:12 +00:00
Chris Lattner
b4a2f059ad
Teach ShrinkDemandedConstant how to handle X+C. This implements:
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add.ll:test33, add.ll:test34, shift-sra.ll:test2
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31586 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-09 05:12:27 +00:00
Chris Lattner
12afb70894
new testcases
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31585 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-09 05:11:23 +00:00
Evan Cheng
d258efaf6e
getPostIndexedAddressParts change: passes in load/store instead of its loaded / stored VT.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31584 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-09 04:29:46 +00:00
Evan Cheng
a1fd6504aa
Remove M_2_ADDR_FLAG.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31583 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-09 02:22:54 +00:00
Reid Spencer
dd2b95534f
Don't run bugpoint if we can't find a misoptimization.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31582 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-09 01:47:04 +00:00
Reid Spencer
e4d8f33b0f
Print a usage message if too few arguments to program.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31581 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-09 00:50:32 +00:00
Reid Spencer
28b7c7feab
Add a utility script to find a mis-optimization problem. This sometimes
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helps when bugpoint can't find the problem directly because it needs the
set of optimizations that cause the program to fail.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31580 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-09 00:26:17 +00:00
Tanya Lattner
3ebb5a1cb8
Should be xfailed for llvmgcc3
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31578 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-08 23:26:16 +00:00
Tanya Lattner
b1ae34008a
Should be xfailed for llvmgcc4 and NOT *. * means all platforms regardless of what llvmgcc you use.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31577 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-08 23:25:58 +00:00
Evan Cheng
81fd60722a
Added indexed store node and patfrag's.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31576 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-08 23:02:11 +00:00
Evan Cheng
892aaf8d74
Divide select methods into groups by SelectionDAG node opcodes (ISD::ADD,
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X86ISD::CMP, etc.) instead of SDNode names (add, x86cmp, etc). We now allow
multiple SDNodes to map to the same SelectionDAG node (e.g. store, indexed
store).
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31575 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-08 23:01:03 +00:00
Reid Spencer
d8e01971d3
Ensure we don't regress on reading version 6 bytecode.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31574 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-08 21:28:30 +00:00
Reid Spencer
6996feb77e
Bump the bytecode version number to 7. Implement upgrade of version 6 and
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version 6 bytecode.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31573 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-08 21:27:54 +00:00
Evan Cheng
aacf99964f
Use movl+xchgl instead of pushl+popl.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31572 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-08 20:35:37 +00:00
Evan Cheng
0d53826f36
Match tblegen changes.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31571 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-08 20:34:28 +00:00
Evan Cheng
811731e340
Always pass the root node to ComplexPattern isel matching function.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31570 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-08 20:31:10 +00:00
Evan Cheng
b00dddd164
Match more post-indexed ops.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31569 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-08 20:27:27 +00:00
Tanya Lattner
185f755deb
Should be xfailed for llvm-gcc3.4
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31568 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-08 20:16:05 +00:00
Reid Spencer
145b2536f3
Document correct opcodes for post 1.9 release.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31566 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-08 20:07:40 +00:00
Reid Spencer
3727fd3ae3
Update the instruction opcodes for release 1.9
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31565 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-08 20:06:36 +00:00
Chris Lattner
53738a4dbf
reenable factoring of GEP expressions, being more precise about the
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case that it bad to do.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31563 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-08 19:42:28 +00:00
Chris Lattner
f6fd94d3fa
make this code more efficient by not creating a phi node we are just going to
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delete in the first place. This also makes it simpler.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31562 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-08 19:29:23 +00:00
Jim Laskey
d6c3422e31
Remove redundant <cmath>.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31561 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-08 19:16:44 +00:00
Chris Lattner
f0cd7085c1
disable this factoring optzn for GEPs for now, this severely pessimizes some
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loops.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31560 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-08 18:49:31 +00:00
Jim Laskey
12cd0012bd
Make sure <cmath> comes first
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31559 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-08 18:48:14 +00:00
Jim Laskey
d96e180da0
Add backup support for HUGH_VALF.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31553 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-08 17:19:29 +00:00
Rafael Espindola
6e8c6493f0
initial implementation of addressing mode 2
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TODO: fix lea_addri
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31552 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-08 17:07:32 +00:00
Jim Laskey
a2f996a88e
Make it work on Darwin.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31551 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-08 16:38:45 +00:00
John Criswell
72a780f577
Include llvm/Support/DataTypes.h to define intptr_t.
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This fixes the build on OpenBSD and potentially other systems.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31550 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-08 15:04:35 +00:00
Jim Laskey
6ea0f6bce8
Now can re-enable debug label folding.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31549 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-08 14:17:45 +00:00
Jim Laskey
b8244e4f6b
Wasn't handling case of when machine move labels were undefined.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31548 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-08 14:16:39 +00:00
Devang Patel
c63592b19e
Split FunctionPassManager_New into FunctionPassManager_New and FunctionPassManagerImpl_New.
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FunctionPassManagerImpl_New implements the pass manager.
FunctionPassManager_New is the public interface.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31547 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-08 10:44:40 +00:00
Devang Patel
5a39b2e806
Split PassManager_New into PassManager_New and PassManagerImpl_New.
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PassManagerImpl_New implements the pass manager.
PassManager_New is the public interface.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31546 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-08 10:29:57 +00:00
Devang Patel
c67c938de2
Move BasicBlockPassManager_New, FunctionPassManager_New and
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ModulePassManager_New class declarations from PassManager.h
to PassManager.cpp
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31545 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-08 10:05:38 +00:00
Evan Cheng
03fa6ea402
- When performing pre-/post- indexed load/store transformation, do not worry
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about whether the new base ptr would be live below the load/store. Let two
address pass split it back to non-indexed ops.
- Minor tweaks / fixes.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31544 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-08 08:30:28 +00:00
Evan Cheng
a4f53ef527
Fixed a minor bug preventing some pre-indexed load / store transformation.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31543 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-08 06:56:05 +00:00
Reid Spencer
3822ff5c71
For PR950:
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This patch converts the old SHR instruction into two instructions,
AShr (Arithmetic) and LShr (Logical). The Shr instructions now are not
dependent on the sign of their operands.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31542 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-08 06:47:33 +00:00
Reid Spencer
73fb07566b
XFAIL this on Linux until Jim gets Darwin ship shape.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31541 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-08 06:43:16 +00:00
Chris Lattner
396b2ffa92
now that we handle single mbb loops better, one branch is allowed
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31540 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-08 06:42:42 +00:00
Chris Lattner
f49c1766e5
regenerate
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31539 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-08 05:58:47 +00:00
Chris Lattner
39033699d2
Fix a bug noticed by Emil Mikulic.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31538 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-08 05:58:11 +00:00
Evan Cheng
6c1491dd06
Fix a obscure post-indexed load / store dag combine bug.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31537 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-08 02:38:55 +00:00
Chris Lattner
fc5b1ab949
Refactor all the addressing mode selection stuff into the isel lowering
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class, where it can be used for preinc formation.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31536 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-08 02:15:41 +00:00
Chris Lattner
302bf9c973
correct the (currently unused) pattern for lwzu.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31535 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-08 02:13:12 +00:00
Chris Lattner
97a6e8c851
preincrement case we miss. xfail until we catch it
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31534 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-08 01:44:35 +00:00
Devang Patel
2c5d1851bb
Beautify.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31533 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-08 01:31:28 +00:00
Reid Spencer
2fd21e6e4e
Fix the section headings.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31532 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-08 01:18:52 +00:00
Reid Spencer
9dee3acd91
For PR950:
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Early commit of the documentation for new conversion instructions for
easier review.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31531 91177308-0d34-0410-b5e6-96231b3b80d8
2006-11-08 01:11:31 +00:00