Evan Cheng
e6257632fc
Register scavenging is now on by default for ARM.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34987 91177308-0d34-0410-b5e6-96231b3b80d8
2007-03-06 22:02:53 +00:00
Evan Cheng
a90f3408b3
Make load / store optimizer use register scavenger.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34986 91177308-0d34-0410-b5e6-96231b3b80d8
2007-03-06 21:59:20 +00:00
Evan Cheng
caddd590f7
Minor bug fix.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34985 91177308-0d34-0410-b5e6-96231b3b80d8
2007-03-06 21:58:15 +00:00
Devang Patel
0f54dcbf07
Now LoopStrengthReduce is a LoopPass.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34984 91177308-0d34-0410-b5e6-96231b3b80d8
2007-03-06 21:14:09 +00:00
Chris Lattner
edf2e8da25
big endian 32-bit systems (e.g. ppc32) want to return the high reg first, not
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the lo-reg first. This is fallout from my ppc calling conv change yesterday,
it fixes test/ExecutionEngine/2003-05-06-LivenessClobber.llx
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34983 91177308-0d34-0410-b5e6-96231b3b80d8
2007-03-06 20:01:06 +00:00
Devang Patel
622adea47f
Insert loop into LQ before visiting children.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34982 91177308-0d34-0410-b5e6-96231b3b80d8
2007-03-06 19:50:49 +00:00
Anton Korobeynikov
fb269cf3e7
Small eye-candy: use asciz directive everywhere, where possible.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34981 91177308-0d34-0410-b5e6-96231b3b80d8
2007-03-06 19:25:02 +00:00
Devang Patel
c37177eb72
Use schedulePass() instead of assignPassManager() to add new LPPassManager.
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This ensures that require analysis info is available.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34980 91177308-0d34-0410-b5e6-96231b3b80d8
2007-03-06 19:11:25 +00:00
Devang Patel
a885c06bdf
Add LPPassManager::insertLoop().
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34979 91177308-0d34-0410-b5e6-96231b3b80d8
2007-03-06 19:00:02 +00:00
Bill Wendling
a31bd27f12
Add LOAD/STORE support for MMX.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34978 91177308-0d34-0410-b5e6-96231b3b80d8
2007-03-06 18:53:42 +00:00
Devang Patel
7a9a0695f2
LPPassManager::deleteLoopFromQueue() add meat. Cut-n-paste code from
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LoopUnswitch pass.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34977 91177308-0d34-0410-b5e6-96231b3b80d8
2007-03-06 18:38:33 +00:00
Evan Cheng
cc1c427266
Code clean up. Prepare to use register scavenger.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34976 91177308-0d34-0410-b5e6-96231b3b80d8
2007-03-06 18:02:41 +00:00
Devang Patel
22033be445
LPPassManager. Implement preparePassManager() hook.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34975 91177308-0d34-0410-b5e6-96231b3b80d8
2007-03-06 17:59:37 +00:00
Devang Patel
7b65dd91c1
Keep track of higher level analysis.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34974 91177308-0d34-0410-b5e6-96231b3b80d8
2007-03-06 17:52:53 +00:00
Reid Spencer
f429e82c98
Don't run lli in llvm-test. Instead just check that the datalayout string
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is the right length.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34973 91177308-0d34-0410-b5e6-96231b3b80d8
2007-03-06 17:48:25 +00:00
Reid Spencer
2967c5012b
Fix this to put its output in the output directory.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34971 91177308-0d34-0410-b5e6-96231b3b80d8
2007-03-06 17:44:43 +00:00
Reid Spencer
c20c6c346c
Revert last patch. The examples build now.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34970 91177308-0d34-0410-b5e6-96231b3b80d8
2007-03-06 17:26:14 +00:00
Reid Spencer
34bd70de3c
Adjust for changes in GenericValue type.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34969 91177308-0d34-0410-b5e6-96231b3b80d8
2007-03-06 17:24:31 +00:00
Devang Patel
a5057d02c0
LPPassManager : Add initialization and finalizatino hooks.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34968 91177308-0d34-0410-b5e6-96231b3b80d8
2007-03-06 16:59:03 +00:00
Evan Cheng
28b3c45109
Minor interface change.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34967 91177308-0d34-0410-b5e6-96231b3b80d8
2007-03-06 10:05:14 +00:00
Evan Cheng
140e33cfd1
Scavenge a register using the register scavenger when needed.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34966 91177308-0d34-0410-b5e6-96231b3b80d8
2007-03-06 10:03:56 +00:00
Evan Cheng
87f8bf65dd
If target decides to create an emergency spill slot, make sure it's closest to SP or frame pointer.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34965 91177308-0d34-0410-b5e6-96231b3b80d8
2007-03-06 10:02:38 +00:00
Evan Cheng
b74a3e6fda
Register scavenger is now capable of scavenging. It spills a register whose use of furthest away to make it available.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34964 91177308-0d34-0410-b5e6-96231b3b80d8
2007-03-06 10:01:25 +00:00
Anton Korobeynikov
1d9baccc9b
Use new SDIselParamAttr enumeration. This removes "magick" constants
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from formal attributes' flags processing.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34963 91177308-0d34-0410-b5e6-96231b3b80d8
2007-03-06 08:12:33 +00:00
Chris Lattner
3c2319e245
temporarily disable this until Reid has a chance to fix it.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34962 91177308-0d34-0410-b5e6-96231b3b80d8
2007-03-06 07:30:03 +00:00
Chris Lattner
82ad9f1686
llvm-gcc 3.4 is dead.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34961 91177308-0d34-0410-b5e6-96231b3b80d8
2007-03-06 06:27:34 +00:00
Anton Korobeynikov
0db79d86de
Enumerate SDISel formal parameter attributes. Make use of new
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enumeration.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34960 91177308-0d34-0410-b5e6-96231b3b80d8
2007-03-06 06:10:33 +00:00
Anton Korobeynikov
c6551ffdd5
Implement PR1240
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34959 91177308-0d34-0410-b5e6-96231b3b80d8
2007-03-06 05:32:48 +00:00
Reid Spencer
415c1f7438
1. Make StoreValueToMemory a little more efficient by not requiring caller
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to make a copy of the GenericValue.
2. Fix a copy & paste bug in StoreValueToMemory where 64-bit values were
truncated to 32
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34958 91177308-0d34-0410-b5e6-96231b3b80d8
2007-03-06 05:03:16 +00:00
Reid Spencer
2471ae46df
Make StoreValueToMemory a little more efficient by not copying a
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GenericValue to a temporary.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34957 91177308-0d34-0410-b5e6-96231b3b80d8
2007-03-06 05:02:28 +00:00
Reid Spencer
5763105121
Fix some thinko's in the last patch. PtrSize has to be in bits and we
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might need to zext not just trunc the value.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34955 91177308-0d34-0410-b5e6-96231b3b80d8
2007-03-06 03:46:41 +00:00
Reid Spencer
7553c34135
Fix a bug in IntToPtr. Truncating to 64-bits only works if the integer
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is larger. Adjust so that it truncates to pointer width, only if necessary.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34954 91177308-0d34-0410-b5e6-96231b3b80d8
2007-03-06 03:41:50 +00:00
Reid Spencer
124294bc59
Obtain the exit function before execution just in case the module
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disappears before we get to calling the exit function.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34953 91177308-0d34-0410-b5e6-96231b3b80d8
2007-03-06 03:12:55 +00:00
Reid Spencer
38f6a15df6
Simplify code as a result of the change in GenericValue to have a single
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integer field of type APInt instead of different sized integer fields.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34952 91177308-0d34-0410-b5e6-96231b3b80d8
2007-03-06 03:11:31 +00:00
Reid Spencer
f9536330d6
Radically simplify execution. This patch gets rid of all the special
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handling for integer of various sizes. GenericValue now has just a single
integer field of type APInt. We use its facilities directly in the
execution of all instructions.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34951 91177308-0d34-0410-b5e6-96231b3b80d8
2007-03-06 03:09:31 +00:00
Reid Spencer
bfcd5992d8
Adjust and simplify external function processing now that GenericValue has
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a single integer field of type APInt.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34950 91177308-0d34-0410-b5e6-96231b3b80d8
2007-03-06 03:08:12 +00:00
Reid Spencer
d08050bd1e
APInt's are no longer allocated on the heap because they are direct
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members of GenericValue. Consequently the code to clean them up isn't
needed.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34948 91177308-0d34-0410-b5e6-96231b3b80d8
2007-03-06 03:06:48 +00:00
Reid Spencer
deca08d93d
Remove the insufficient code in Interpreter::create that computed the
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Target DataLayout incorrectly. For now, we'll trust that the module has
got the correct DataLayout. In the future, this needs to be changed to
tell the TargetData to be "current host".
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34947 91177308-0d34-0410-b5e6-96231b3b80d8
2007-03-06 03:05:57 +00:00
Reid Spencer
8fb0f190a9
Simplify things significantly because GenericValue now has a single integer
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field, of type APInt, instead of multiple integer fields. Also, get rid of
the special endianness code in StoreValueToMemory and LoadValueToMemory.
ExecutionEngine is always used to execute on the host platform so this is
now unnecessary.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34946 91177308-0d34-0410-b5e6-96231b3b80d8
2007-03-06 03:04:04 +00:00
Reid Spencer
9d87eb19be
Make GenericeValue into a struct with a union instead of just a union. This
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allows an APInt value to be constructed. Remove all the native integer types
from the union. These are replaced with the single IntVal of type APInt.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34945 91177308-0d34-0410-b5e6-96231b3b80d8
2007-03-06 03:01:54 +00:00
Reid Spencer
7ca0689b9b
Test to ensure that data layout is generated correctly for host platform.
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This is for PR1242.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34944 91177308-0d34-0410-b5e6-96231b3b80d8
2007-03-06 03:00:17 +00:00
Devang Patel
30159729ad
Use std::deque to manage loop queue inside LPPassManager.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34943 91177308-0d34-0410-b5e6-96231b3b80d8
2007-03-06 02:30:46 +00:00
Devang Patel
fe613905b3
Keep track of inherited analysis. For example, if a loop pass does not
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preserve dominator info then it should update parent FPPassManager's
available analysis info to reflect this.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34942 91177308-0d34-0410-b5e6-96231b3b80d8
2007-03-06 01:55:46 +00:00
Devang Patel
22a1cf9d3a
Add preparePassManager() hook. This allows each pass to check whether
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current active pass manager is appropriate or not.
A loop pass may consider current LPPassManager in appropraite if loop
pass is not preserving analysis information that is used by other
passes managed by current LPPassManager. In such situation, loop pass
can pop current LPPassManager from the PMStack using this hook
and use new LPPassManager for itself.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34941 91177308-0d34-0410-b5e6-96231b3b80d8
2007-03-06 01:06:16 +00:00
Chris Lattner
b9a7bea99c
Switch PPC return lower to use an autogenerated CC description.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34940 91177308-0d34-0410-b5e6-96231b3b80d8
2007-03-06 00:59:59 +00:00
Reid Spencer
baf1e4b914
Remove an unnecessary if statement and adjust indentation.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34939 91177308-0d34-0410-b5e6-96231b3b80d8
2007-03-05 23:36:13 +00:00
Bill Wendling
229baffc4e
Add the emms intrinsic for MMX support.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34938 91177308-0d34-0410-b5e6-96231b3b80d8
2007-03-05 23:09:45 +00:00
Reid Spencer
53201869cd
Document the use of getValueType() more accurately, specifically explain
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that the instruction opcode is added to the InstructionVal value and the
consequences of that.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34937 91177308-0d34-0410-b5e6-96231b3b80d8
2007-03-05 23:06:32 +00:00
Devang Patel
cf5fb2b614
Current pass manager, not the parent pass manager, assumes the role of
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last user when one of the managed pass uses info provided by parent pass
manager.
This was exposed by LPPassManager work.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34936 91177308-0d34-0410-b5e6-96231b3b80d8
2007-03-05 22:57:49 +00:00
Reid Spencer
61e85b2821
Add a test case for a particular udiv/select transform.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34935 91177308-0d34-0410-b5e6-96231b3b80d8
2007-03-05 22:51:08 +00:00