John Criswell
3163e2d9f3
Added support for decomposing constant expressions containing shr and shl
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instructions.
Review of this commit would be greatly appreciated.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21876 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-11 21:16:42 +00:00
Chris Lattner
98cf45bbf6
Fix lowering of ctlz, so now UnitTests/2005-05-11-Popcount-ffs-fls passes
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with the CBE
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21875 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-11 20:24:12 +00:00
Chris Lattner
a801172e50
Fix lowering of cttz to work with signed values
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21874 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-11 20:02:14 +00:00
Chris Lattner
86f3e0c24e
fix and concisify intinsic lowering for ctpop. Unfortunately, this code
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looks completely untested. :(
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21873 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-11 19:42:05 +00:00
Chris Lattner
0d67f0c80f
Fix the last remaining bug preventing us from switching the X86 BE over
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from the simple isel to the pattern isel. This forces inserted libcalls
to serialize against other function calls, which was breaking
UnitTests/2005-05-12-Int64ToFP. Hopefully this will fix issues on other
targets as well.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21872 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-11 19:02:11 +00:00
Chris Lattner
27e9b41464
Do not memoize ADJCALLSTACKDOWN nodes, provide a method to hack on them.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21871 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-11 18:57:39 +00:00
Chris Lattner
16ce0df927
wrap long line
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21870 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-11 18:57:06 +00:00
Chris Lattner
5c33c9a166
Make sure to legalize generated ctpop nodes, convert tabs to spaces
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21868 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-11 18:35:21 +00:00
Duraid Madina
57ff7e5f64
expand count-leading/trailing-zeros; the test 2005-05-11-Popcount-ffs-fls.c
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should now pass (the "LLVM" and "REF" results should be identical)
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21866 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-11 08:45:08 +00:00
Chris Lattner
18aa680a96
Add some notes for expanding clz/ctz
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21862 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-11 05:27:09 +00:00
Chris Lattner
e3ef0a8b9f
Simplify this code, use the proper shift amount
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21861 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-11 05:21:31 +00:00
Duraid Madina
63bbed536c
add the popcount instruction and support this in the isel
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the primary user of this will probably end up being find-first-set-bit/find-
last-set-bit, which i'll get around to...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21860 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-11 05:16:09 +00:00
Chris Lattner
9b583b4910
Legalize this correctly
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21859 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-11 05:09:47 +00:00
Chris Lattner
1f38e5c431
No really IA*64* :)
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21858 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-11 05:03:56 +00:00
Chris Lattner
c610d4267f
X86 has more than just 32-bit registers
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21857 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-11 05:00:34 +00:00
Chris Lattner
edb1add9a0
implement expansion of ctpop nodes, implementing CodeGen/Generic/llvm-ct-intrinsics.ll
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21856 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-11 04:51:16 +00:00
Chris Lattner
276260b16d
Print bit count nodes correctly
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21855 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-11 04:50:30 +00:00
Chris Lattner
6d5857e139
Do not use "" as a sentinal for a missing argument! This fixes PR560.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21850 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-10 23:20:17 +00:00
Misha Brukman
b5cd8459df
Why output multiple strings, let the compiler concatenate them for us for free
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21845 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-10 22:03:50 +00:00
Misha Brukman
5a2a3826ef
* Convert tabs to spaces, fix code alignment
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* Remove trailing whitespace
* Wrap long lines
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21844 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-10 22:02:28 +00:00
Chris Lattner
6415bb4c29
Convert feature of the simple isel over for the pattern isel to use.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21840 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-10 03:53:18 +00:00
Chris Lattner
641f02f10f
Fix Reassociate/shifttest.ll
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21839 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-10 03:39:25 +00:00
Jeff Cohen
19bb2283e6
Silence some VC++ warnings
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21838 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-10 02:22:38 +00:00
Chris Lattner
7f78f218fd
If a function contains no allocas, all of the calls in it are trivially
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suitable for tail calls.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21836 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-09 23:51:13 +00:00
Chris Lattner
ef311aa7cf
The semantics of cast X to bool are a comparison against zero, not a truncation!
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21833 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-09 22:17:13 +00:00
Chris Lattner
966cdfb600
Implement READPORT/WRITEPORT, implementing the last X86 regression tests
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that were failing with the pattern selector. Note that the support that
existed in the simple selector was clearly broken in several ways though
(which has also been fixed).
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21831 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-09 21:17:38 +00:00
Chris Lattner
cecd67b432
do not emit illegal instructions
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21830 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-09 21:06:04 +00:00
Chris Lattner
82c7897f49
Fix the syntax of the i/o instructions, these are obviously unused.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21829 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-09 20:49:20 +00:00
Chris Lattner
4e6ce5f9c7
legalize readio/writeio into load/stores, fixing CodeGen/X86/io.llx with
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the pattern isel.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21828 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-09 20:37:29 +00:00
Chris Lattner
6d5b8e1646
legalize readio/writeio into a load/store if requested
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21827 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-09 20:36:57 +00:00
Chris Lattner
52d08bd9d8
legalize READPORT, WRITEPORT, READIO, WRITEIO, at least in the basic cases
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where they are directly supported by the architecture. Wrap a bunch of
long lines :(
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21826 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-09 20:23:03 +00:00
Chris Lattner
d0f6c1f52d
Add support for matching the READPORT, WRITEPORT, READIO, WRITEIO intrinsics
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21825 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-09 20:22:36 +00:00
Chris Lattner
3c6910153c
Add support for READPORT, WRITEPORT, READIO, WRITEIO
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21824 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-09 20:22:17 +00:00
Chris Lattner
a0dbf181e0
restore some non-dead code I removed last night breaking double casts to
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uint
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21821 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-09 18:37:02 +00:00
Chris Lattner
cafb67b250
fold and (shl X, C1), C2 -> rlwinm when possible. Many other cases are possible,
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include and (srl) and the inverses (shl and) etc.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21820 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-09 17:39:48 +00:00
Chris Lattner
57aa5961a9
Fold shifts into subsequent SHL's. These shifts often arise due to addrses
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arithmetic lowering.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21818 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-09 17:06:45 +00:00
Duraid Madina
8a3042c872
fix and cleanup constmul code a bit, this fixes mediabench/toast and
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probably a couple of other tests.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21814 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-09 13:18:34 +00:00
Chris Lattner
a80d2bd89c
Wrap long lines, remove dead code that is now handled by legalize
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21811 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-09 05:40:26 +00:00
Chris Lattner
2afa1910d4
Fix FP -> bool casts
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21810 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-09 05:33:18 +00:00
Chris Lattner
6e4c6495eb
implement and.ll:test33
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21809 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-09 04:58:36 +00:00
Chris Lattner
fd414a27fd
Don't use the load/store instruction as the source pointer, use the pointer
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being stored/loaded through!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21806 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-09 04:28:51 +00:00
Chris Lattner
0437cdd6dc
memoize all nodes, even null Value* nodes. Do not add two token chain outputs
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21805 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-09 04:14:13 +00:00
Chris Lattner
369e6db9b6
wrap long lines
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21804 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-09 04:08:33 +00:00
Chris Lattner
2bf3c26b2b
Print SrcValue nodes correctly
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21803 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-09 04:08:27 +00:00
Chris Lattner
e3e0f2765a
Fix X86/2005-05-08-FPStackifierPHI.ll: ugly gross hack.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21801 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-09 03:36:39 +00:00
Chris Lattner
cb9048a6e8
Preserve CC's when linking modules
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21799 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-09 01:09:39 +00:00
Chris Lattner
f201dbc1a4
Preserve calling conventions when doing IPO
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21798 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-09 01:05:50 +00:00
Chris Lattner
c154cef9a1
wrap long lines, preserve calling conventions when cloning functions and
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turning calls into invokes
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21797 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-09 01:04:34 +00:00
Chris Lattner
42e3c81c5f
By definition, 'tail' calls cannot access the stack frame of their caller.
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Expose this as a simple form of mod/ref information. This implements
BasicAA/tailcall-modref.ll
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21796 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-08 23:58:12 +00:00
Chris Lattner
37c121acf4
Verify that varargs functions all have ccc
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21792 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-08 22:27:09 +00:00