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
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
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
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
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
Devang Patel
7f99761143
Avoid constructing std::strings unless pass debugging is ON.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34933 91177308-0d34-0410-b5e6-96231b3b80d8
2007-03-05 20:01:30 +00:00
Devang Patel
55d5ac7b5b
Account for time consumed by releaseMemory() properly.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34932 91177308-0d34-0410-b5e6-96231b3b80d8
2007-03-05 18:20:51 +00:00
Lauro Ramos Venancio
6d7dd8ef46
Use init_array/fini_array sections for static contructors/destructors when the ABI is AAPCS.
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Fix SingleSource/Regression/C/ConstructorDestructorAttributes test on arm-linux-gnueabi.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34931 91177308-0d34-0410-b5e6-96231b3b80d8
2007-03-05 17:59:58 +00:00
Chris Lattner
372dda8881
This is the first major step of implementing PR1226. We now successfully
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scalarrepl things down to elements, but mem2reg can't promote elements that
are memset/memcpy'd. Until then, the code is disabled "0 &&".
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34924 91177308-0d34-0410-b5e6-96231b3b80d8
2007-03-05 07:52:57 +00:00
Jeff Cohen
413bc8262e
Ensure 64-bit correctness.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34923 91177308-0d34-0410-b5e6-96231b3b80d8
2007-03-05 05:45:08 +00:00
Jeff Cohen
0a18267248
Implement memoryLimit on Windows.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34922 91177308-0d34-0410-b5e6-96231b3b80d8
2007-03-05 05:22:08 +00:00
Chris Lattner
3c69849696
fix a subtle bug that caused an MSVC warning. Thanks to Jeffc for pointing this out.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34920 91177308-0d34-0410-b5e6-96231b3b80d8
2007-03-05 00:11:19 +00:00
Chris Lattner
783ccdb5c4
Add some simplifications for demanded bits, this allows instcombine to turn:
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define i64 @test(i64 %A, i32 %B) {
%tmp12 = zext i32 %B to i64 ; <i64> [#uses=1]
%tmp3 = shl i64 %tmp12, 32 ; <i64> [#uses=1]
%tmp5 = add i64 %tmp3, %A ; <i64> [#uses=1]
%tmp6 = and i64 %tmp5, 123 ; <i64> [#uses=1]
ret i64 %tmp6
}
into:
define i64 @test(i64 %A, i32 %B) {
%tmp6 = and i64 %A, 123 ; <i64> [#uses=1]
ret i64 %tmp6
}
This implements Transforms/InstCombine/add2.ll:test1
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34919 91177308-0d34-0410-b5e6-96231b3b80d8
2007-03-05 00:02:29 +00:00
Jeff Cohen
ca5183d445
Unbreak VC++ build.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34917 91177308-0d34-0410-b5e6-96231b3b80d8
2007-03-05 00:00:42 +00:00
Chris Lattner
d5fa214729
simplify some code
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34914 91177308-0d34-0410-b5e6-96231b3b80d8
2007-03-04 23:16:36 +00:00
Chris Lattner
b654176cb4
fold away addc nodes when we know there cannot be a carry-out.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34913 91177308-0d34-0410-b5e6-96231b3b80d8
2007-03-04 20:40:38 +00:00
Chris Lattner
bcf2484450
generalize
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34910 91177308-0d34-0410-b5e6-96231b3b80d8
2007-03-04 20:08:45 +00:00
Chris Lattner
91153686f0
canonicalize constants to the RHS of addc/adde. If nothing uses the carry out of
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addc, turn it into add.
This allows us to compile:
long long test(long long A, unsigned B) {
return (A + ((long long)B << 32)) & 123;
}
into:
_test:
movl $123, %eax
andl 4(%esp), %eax
xorl %edx, %edx
ret
instead of:
_test:
xorl %edx, %edx
movl %edx, %eax
addl 4(%esp), %eax ;; add of zero
andl $123, %eax
ret
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34909 91177308-0d34-0410-b5e6-96231b3b80d8
2007-03-04 20:03:15 +00:00
Chris Lattner
175415e116
eliminate some ops if they have an undef RHS
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34908 91177308-0d34-0410-b5e6-96231b3b80d8
2007-03-04 20:01:46 +00:00
Chris Lattner
8f3acf87a2
fix typo
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34906 91177308-0d34-0410-b5e6-96231b3b80d8
2007-03-04 06:36:24 +00:00
Chris Lattner
569bdc7bb7
add missing braces
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34905 91177308-0d34-0410-b5e6-96231b3b80d8
2007-03-04 06:13:52 +00:00
Chris Lattner
57939df2eb
minor cleanups
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34904 91177308-0d34-0410-b5e6-96231b3b80d8
2007-03-04 04:50:21 +00:00
Reid Spencer
d7f3de655b
Remove unneeded header file.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34903 91177308-0d34-0410-b5e6-96231b3b80d8
2007-03-04 04:41:04 +00:00
Chris Lattner
f964f321eb
Speed up -instcombine by 20% by avoiding a particularly expensive passmgr call.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34902 91177308-0d34-0410-b5e6-96231b3b80d8
2007-03-04 04:27:24 +00:00
Chris Lattner
55091782c1
switch MarkAliveBlocks over to using SmallPtrSet instead of std::set, speeding
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up simplifycfg by 20%
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34901 91177308-0d34-0410-b5e6-96231b3b80d8
2007-03-04 04:20:48 +00:00
Chris Lattner
b1f5d8bf6f
Speed up Loop::isLCSSAForm by using a hash table instead of a sorted vector.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34900 91177308-0d34-0410-b5e6-96231b3b80d8
2007-03-04 04:06:39 +00:00
Chris Lattner
9f3d738866
make better use of LCSSA information in RewriteLoopExitValues. Before, we
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would scan the entire loop body, then scan all users of instructions in the
loop, looking for users outside the loop. Now, since we know that the
loop is in LCSSA form, we know that any users outside the loop will be LCSSA
phi nodes. Just scan them.
This speeds up indvars significantly.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34898 91177308-0d34-0410-b5e6-96231b3b80d8
2007-03-04 03:43:23 +00:00
Reid Spencer
0797605204
Guard further against APInt operations with operands of unequal bit width.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34897 91177308-0d34-0410-b5e6-96231b3b80d8
2007-03-04 01:25:35 +00:00
Chris Lattner
9caed5440d
Implement PR1179/PR1232 and test/Transforms/IndVarsSimplify/loop_evaluate_[234].ll
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This makes -indvars require and use LCSSA, updating it as appropriate.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34896 91177308-0d34-0410-b5e6-96231b3b80d8
2007-03-04 01:00:28 +00:00
Chris Lattner
8b2d42c949
Fix CodeGen/Generic/fpowi-promote.ll and PR1239
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34893 91177308-0d34-0410-b5e6-96231b3b80d8
2007-03-03 23:43:21 +00:00
Chris Lattner
c9838f25d5
Make RewriteLoopExitValues far less nested by using continue in the loop
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34891 91177308-0d34-0410-b5e6-96231b3b80d8
2007-03-03 22:48:48 +00:00
Chris Lattner
a9569f10de
Add an expand action for ISD label which just deletes the label.
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This "fixes" PR1238.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34890 91177308-0d34-0410-b5e6-96231b3b80d8
2007-03-03 19:21:38 +00:00
Reid Spencer
b90fc7ed21
Remove unnecessary #include.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34889 91177308-0d34-0410-b5e6-96231b3b80d8
2007-03-03 18:29:16 +00:00
Reid Spencer
d4c0e62413
Deal with error handling better.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34887 91177308-0d34-0410-b5e6-96231b3b80d8
2007-03-03 18:19:18 +00:00
Reid Spencer
bdc75089ab
Make sure that when we store a value it is masked to its correct bit
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width. This helps CBE work with non-standard integer bit widths.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34885 91177308-0d34-0410-b5e6-96231b3b80d8
2007-03-03 16:33:33 +00:00
Reid Spencer
e0929364e8
Complete the APIntification of the interpreter. All asserts for > 64 bits
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have been removed and dealt with. The interpreter should now be able to
execute any LLVM program using any bit width.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34884 91177308-0d34-0410-b5e6-96231b3b80d8
2007-03-03 08:38:04 +00:00
Reid Spencer
f0f09a96f3
Avoid memory leakage by having caller construct the APInt for the
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destination value of LoadValueFromMemory.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34883 91177308-0d34-0410-b5e6-96231b3b80d8
2007-03-03 08:36:29 +00:00