Chris Lattner
128b52d3d7
update comment
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21916 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-12 23:24:44 +00:00
Chris Lattner
16cd04d26c
rename the ADJCALLSTACKDOWN/ADJCALLSTACKUP nodes to be CALLSEQ_START/BEGIN.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21915 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-12 23:24:06 +00:00
Chris Lattner
b794107416
reg test
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21914 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-12 23:09:04 +00:00
Chris Lattner
c6f4181923
Add a new -enable-x86-fastcc option that enables passing the first
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two integer values in registers for the fastcc calling conv.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21912 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-12 23:06:28 +00:00
Misha Brukman
19098e58a4
* Remove reference to llvm-fefw
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* Fix copyright line
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21910 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-12 22:15:34 +00:00
Misha Brukman
e8867983d5
llvm-fefw doesn't exist (yet)
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21907 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-12 21:56:03 +00:00
Misha Brukman
5ec2ae6015
Remove extraneous `U ' in copyright line
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21906 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-12 21:49:11 +00:00
Misha Brukman
2bb550864d
* Fix wording of the warning
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* Add autoindent, smartindent, and smarttab options to the file
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21905 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-12 21:41:48 +00:00
Misha Brukman
f1dc555329
Remove extraneous colons after program names for consistency
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21904 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-12 21:39:01 +00:00
John Criswell
b0aad7a731
Shameless update of copyright years.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21903 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-12 21:25:32 +00:00
John Criswell
32b30a3c23
Fix this test on Solaris.
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Solaris grep is more traditional and (AFAIK) does not support regexs.
Also, single quotes should disable all shell interpretation, so no
backslashes should be needed (and, in fact, keep Solaris from working).
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21902 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-12 21:06:05 +00:00
Chris Lattner
b15a8f5f8c
LowerCallTo now takes the cc to use
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21901 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-12 19:57:08 +00:00
Chris Lattner
9092fa310c
Pass calling convention to use into lower call to
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21900 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-12 19:56:57 +00:00
Chris Lattner
c57f682113
Pass in Calling Convention to use into LowerCallTo
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21899 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-12 19:56:45 +00:00
Chris Lattner
6649418598
Enable pattern isel by default
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21898 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-12 19:56:09 +00:00
Chris Lattner
3becf2026b
fix expansion of ct[lt]z nodes
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21896 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-12 19:27:51 +00:00
Chris Lattner
39a8f33630
Expand 64-bit ctlz/cttz nodes for 32-bit targets
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21895 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-12 19:05:01 +00:00
Chris Lattner
383203b003
Fix uint->fp casts on PPC, allowing UnitTests/2005-05-12-Int64ToFP to
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work on it.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21894 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-12 18:52:34 +00:00
John Criswell
dae2e9383b
Correct a detail with the alloca instruction.
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Functions do not exit with invoke; they exit with unwind.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21893 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-12 16:55:34 +00:00
Chris Lattner
45982dad53
Allow something to be legalized multiple times. This can be used to reduce
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legalization iteration
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21892 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-12 16:53:42 +00:00
John Criswell
e4c57cc72b
Fixed some typos.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21891 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-12 16:52:32 +00:00
Chris Lattner
13689e2009
Oops, don't do this after we figure out where to insert the call chains.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21890 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-12 07:00:44 +00:00
Chris Lattner
44d105b7fa
Make sure to expand all nodes, avoiding unintentional node duplication.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21889 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-12 06:54:21 +00:00
Chris Lattner
6980d8295f
handle a common case generated by the uint64 -> FP code path better
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21888 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-12 06:27:02 +00:00
Chris Lattner
e131e5b81e
add fixme
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21887 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-12 06:04:14 +00:00
Chris Lattner
4b3141d324
Fix a really horrible problem that causes the JIT to miscompile any program
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that use 64-bit integers on 32-bit hosts.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21886 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-12 06:01:28 +00:00
Chris Lattner
b9fa3bc8f3
Fix a problem where early legalization can cause token chain problems.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21885 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-12 04:49:08 +00:00
Chris Lattner
9bce0f92c3
These targets don't like setcc
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21884 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-12 02:06:00 +00:00
Chris Lattner
39d7f8f338
Add a little hook
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21883 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-12 02:02:21 +00:00
Chris Lattner
88de6e77bf
Make legalize a bit more efficient, and canonicalize sub X, C -> add X, -C
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21882 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-12 00:17:04 +00:00
Nate Begeman
e066d68eb4
Add testcase for legalizing ISD::CTTZ efficiently. On PPC, ctlz(int) is
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now codegen'd as this:
addi r2, r3, -1
andc r2, r2, r3
cntlzw r2, r2
subfic r3, r2, 32
blr
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21881 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-11 23:45:54 +00:00
Nate Begeman
d7c4a4a6c0
Necessary changes to codegen cttz efficiently on PowerPC
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1. Teach LegalizeDAG how to better legalize CTTZ if the target doesn't have
CTPOP, but does have CTLZ
2. Teach PPC32 how to do sub x, const -> add x, -const for valid consts
3. Teach PPC32 how to do and (xor a, -1) b -> andc b, a
4. Teach PPC32 that ISD::CTLZ -> PPC::CNTLZW
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21880 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-11 23:43:56 +00:00
John Criswell
a65640edd0
Regression test for PR#563.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21879 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-11 21:47:35 +00:00
Tanya Lattner
d977095838
Fixed issue that broke ssa.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21878 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-11 21:45:03 +00:00
Chris Lattner
4548a0ed32
fix some GCC 4 warnings
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21877 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-11 21:40:40 +00:00
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
73b35371bf
new method
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21869 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-11 18:56:45 +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
Andrew Lenharth
50d435f3a7
Legalize for CTLZ generates a ctpop, but this ctpop is not expanded.
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This is bad. It is generated if you are ctlz a type that is not
legal for the arch (aka ctlz of bytes on alpha legalize fine).
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21867 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-11 17:23:41 +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
07fc17371b
include the other bit count intrinsics
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21863 91177308-0d34-0410-b5e6-96231b3b80d8
2005-05-11 05:31:01 +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