Chris Lattner
8dff24f378
Implement a new InvalidateStructLayoutInfo method and add some comments
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25304 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-14 00:07:34 +00:00
Chris Lattner
2790383f73
Add a new InvalidateStructLayoutInfo method and some comments.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25303 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-14 00:06:42 +00:00
Nate Begeman
7e36c47307
Make the bswap documentation more to sabre's liking!
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25302 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-13 23:26:38 +00:00
Chris Lattner
fb6977de4f
fix some minor errors
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25301 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-13 23:26:01 +00:00
Nate Begeman
ed4ac951e5
Add documentation for the upcoming bswap intrinsics!
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25300 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-13 23:02:51 +00:00
Robert Bocchino
1d7456d0bf
Added instcombine support for extractelement.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25299 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-13 22:48:06 +00:00
Chris Lattner
1787ee31ed
testcase for PR691
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25298 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-13 22:05:36 +00:00
Chris Lattner
e5445dc6a2
new testcases for the stackrestore instcombine optimizations
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25297 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-13 22:01:47 +00:00
Evan Cheng
b8414333ac
Add truncstore i1 patterns.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25296 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-13 21:45:19 +00:00
Chris Lattner
5522037136
it is ok to dce stacksave.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25295 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-13 21:31:54 +00:00
Chris Lattner
a728ddc815
Do a simple instcombine xforms to delete llvm.stackrestore cases.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25294 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-13 21:28:09 +00:00
Chris Lattner
052d2ff5dd
Fix a bug in my last X86 checkin, pointed out by cozmic
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25293 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-13 20:19:44 +00:00
Chris Lattner
8b0ea313d9
Simplify this a tiny bit by using the new IntrinsicInst functionality.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25292 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-13 20:11:04 +00:00
Chris Lattner
b419b0e682
Simplify the implementations of classof using the new IntrinsicInst classof.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25291 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-13 20:00:51 +00:00
Evan Cheng
e90da97f3e
LHS = X86ISD::CMOVcc LHS, RHS means LHS = RHS if cc. So the operands must be
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flipped around.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25290 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-13 19:51:46 +00:00
Chris Lattner
874357fa75
Add some functionality to the IntrinsicInst class and some comments
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25289 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-13 19:49:02 +00:00
Chris Lattner
ccca3ca85f
Permit inlining functions that contain dynamic allocations now that
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InlineFunction handles this case safely. This implements
Transforms/Inline/dynamic_alloca_test.ll.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25288 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-13 19:35:43 +00:00
Chris Lattner
f0638c5f71
New testcase that functions with dynamic allocas can be inlined, and are
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inlined correctly.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25287 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-13 19:35:05 +00:00
Chris Lattner
bf229f488a
If inlining a call to a function that contains dynamic allocas, wrap the
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resultant code with llvm.stacksave/llvm.stackrestore intrinsics.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25286 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-13 19:34:14 +00:00
Chris Lattner
1fdf4a859f
Use ClonedCodeInfo to avoid another walk over the inlined code, this this
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time in common C cases.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25285 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-13 19:18:11 +00:00
Chris Lattner
727d1dd587
Use the ClonedCodeInfo object to avoid scans of the inlined code when
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it doesn't contain any calls. This is a fairly common case for C++ code,
so it will probably speed up the inliner marginally in these cases.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25284 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-13 19:15:15 +00:00
Chris Lattner
cd4d339ec1
Refactor a bunch of invoke handling stuff out into a new function
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"HandleInlinedInvoke". No functionality change.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25283 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-13 19:05:59 +00:00
Andrew Lenharth
512c77e532
make DAG isel the default
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25282 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-13 18:49:47 +00:00
Chris Lattner
a4c29d2037
Allow the code cloning interfaces to capture some important info about the
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code being cloned if the client wants.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25281 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-13 18:39:17 +00:00
Chris Lattner
21f20558d6
Fix a bug I noticed by inspection: if the first instruction in the inlined
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function was not an alloca, we wouldn't check the entry block for any allocas,
leading to increased stack space in some cases. In practice, allocas are almost
always at the top of the block, so this was never noticed.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25280 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-13 18:16:48 +00:00
Chris Lattner
8acb249725
Fix 80 column violations
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25279 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-13 18:06:56 +00:00
Chris Lattner
9edba7605e
Enable X86 support for savestack/restorestack
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25278 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-13 18:00:54 +00:00
Chris Lattner
cadd7420f9
implement stacksave/stackrestore on PPC
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25277 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-13 17:52:03 +00:00
Chris Lattner
4f0d8e4018
If a target specified a stack pointer with setStackPointerRegisterToSaveRestore,
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lower STACKSAVE/STACKRESTORE into a copy from/to that register.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25276 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-13 17:48:44 +00:00
Chris Lattner
d90ef9ef2b
Provide an interface for Targets to specify their stack pointer register
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for llvm.stacksave/restore.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25275 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-13 17:47:52 +00:00
Duraid Madina
544cbbd479
don't be a doofus - this fixes storing bools
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25274 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-13 10:28:25 +00:00
Chris Lattner
140d53c99c
Compile llvm.stacksave/restore into STACKSAVE/STACKRESTORE nodes, and allow
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targets to custom expand them as they desire.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25273 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-13 02:50:02 +00:00
Chris Lattner
b99329e8a0
expand unsupported stacksave/stackrestore nodes
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25272 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-13 02:42:53 +00:00
Chris Lattner
33f79df40c
new nodes
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25271 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-13 02:40:58 +00:00
Chris Lattner
5a67afc118
add stacksave/stackrestore nodes
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25270 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-13 02:39:42 +00:00
Chris Lattner
929db42702
testcase for the llvm.stacksave/llvm.stackrestore intrinsics.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25269 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-13 02:25:08 +00:00
Chris Lattner
e8f7a4bbee
Add "support" for stacksave/stackrestore to the dag isel
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25268 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-13 02:24:42 +00:00
Chris Lattner
0c067bc11d
Add "support" for the llvm.stacksave/stackrestore intrinsics, this is
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used by the C backend.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25267 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-13 02:22:08 +00:00
Chris Lattner
71d0e3de8d
Add recognition and verification of new llvm.stacksave/llvm.stackrestore intrinsics
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25266 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-13 02:15:39 +00:00
Chris Lattner
2113db8b3f
add new llvm.stacksave/llvm.stackrestore intrinsics
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25265 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-13 02:15:02 +00:00
Chris Lattner
57e1f39713
Add llvm.stacksave and llvm.stackrestore.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25264 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-13 02:03:13 +00:00
Evan Cheng
e08c270623
Minor update.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25263 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-13 01:20:42 +00:00
Chris Lattner
fcf39d4589
void* is not legal in LLVM.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25262 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-13 01:20:27 +00:00
Evan Cheng
80ebe38118
More typo's. I need new eye glasses...
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25261 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-13 01:17:24 +00:00
Evan Cheng
189d01e8cc
Oops. Typo.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25260 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-13 01:06:49 +00:00
Evan Cheng
1bcee3602e
Fix a SETCC / BRCOND folding bug.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25259 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-13 01:03:02 +00:00
Evan Cheng
2085a9d99b
Test case for a SETCC / BRCOND folding bug.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25258 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-13 01:02:22 +00:00
Evan Cheng
a3195e8643
Fix sint_to_fp (fild*) support.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25257 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-12 22:54:21 +00:00
Chris Lattner
4aafb4ff92
Add a simple missing fold to produce this:
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subfic r3, r2, 33
instead of this:
subfic r2, r2, 32
addi r3, r2, 1
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25255 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-12 20:22:43 +00:00
Evan Cheng
77e9043b84
Specify transformation from GlobalAddress to TargetGlobalAddress and
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ExternalSymbol to TargetExternalSymbol.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25253 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-12 19:36:31 +00:00