Richard Osborne
79a73fbeb3
Add dag combine to simplify lmul(x, 0, a, b)
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98258 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-11 16:26:35 +00:00
Richard Osborne
f766ce5580
Switch XCore over to using inline jump table entries.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98256 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-11 14:58:56 +00:00
Richard Osborne
95da605e15
Add a new jump table encoding to indicate jump tables entries
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are inside the function by the target at the point of use.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98255 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-11 14:58:16 +00:00
Evan Cheng
826cbac2a0
The check for coalescing a virtual register to a physical register, e.g.
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cl = EXTRACT_SUBREG reg1024, 1, is overly conservative. It should check
for overlaps of vr's live interval with the super registers of the
physical register (ECX in this case) and let JoinIntervals() handle checking
the coalescing feasibility against the physical register (cl in this case).
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98251 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-11 08:20:21 +00:00
Ted Kremenek
41b39e9908
Update CMake build.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98250 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-11 07:51:23 +00:00
Eric Christopher
f27805b5c5
Have fast-isel understand llvm.objectsize. Update testcase for slightly
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different codegen.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98244 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-11 06:20:22 +00:00
Jeffrey Yasskin
6220754525
Make clang bootstrap happier on OSX 10.5 by reducing the number of headers
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included when using global symbols to ask the linker for the addresses of
various functions. One of the symbols was actually getting declared by a
header included in DynamicLibrary.cpp, which conflicted with the "extern void*"
declaration in SearchForAddressOfSpecialSymbol().
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98243 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-11 06:14:32 +00:00
Daniel Dunbar
979ba5b3c7
MC/Mach-O: Implement "absolutizing" semantics of .set, by evaluating the assembly time value of variables.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98241 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-11 05:53:37 +00:00
Daniel Dunbar
18ff2cced7
MC/Mach-O: Start passing in the basic MCAsmLayout object.
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- Also, drop the current location part of AsmLayout, I think I prefer to implement this via explicit symbols.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98240 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-11 05:53:33 +00:00
Eric Christopher
040056fd11
Do some final lowering in CodeGenPrepare of _chk calls similar to
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that in InstCombineCalls.
More call lowering needed.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98228 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-11 02:41:03 +00:00
Daniel Dunbar
f82f4490b1
MC: Sketch initial MCAsmLayout class, which encapsulates the current layout of an assembly file. The MCAsmLayout is also available for use by MCExpr::EvaluateAs{Absolute,Relocatable}, to allow target specific hooks and "absolutizing" of symbols.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98227 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-11 02:28:59 +00:00
Daniel Dunbar
18e2c021a9
Fix (unused) RegisterAsmBackend template, clang++ isn't happy about this.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98226 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-11 02:28:52 +00:00
Daniel Dunbar
0193c0994b
Remove dead include.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98225 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-11 02:28:48 +00:00
Dale Johannesen
e68ea060c7
Fix debug_value handling.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98224 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-11 02:10:24 +00:00
Daniel Dunbar
1f3e445184
MC: Provide MCAssembler with a TargetAsmBackend.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98222 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-11 01:34:27 +00:00
Daniel Dunbar
23ac7c78e4
MC: Sketch some TargetAsmBackend hooks we are going to need.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98221 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-11 01:34:21 +00:00
Daniel Dunbar
6c27f5e574
MC: Provide the target triple to AsmBackend constructors.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98220 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-11 01:34:16 +00:00
Eric Christopher
bd97376200
Add strncpy libcall creator. Use it when it should be used.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98219 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-11 01:25:07 +00:00
Bill Wendling
52a50e5d0e
When outputing a non-lazy pointer for a stub, we may need to fill in the value
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for the NLP because the object it's pointing to may be internal to the file.
This seems counter-intuitive, but bear with me. When we place the LSDA into the
TEXT section, the type info pointers need to be indirect and pc-rel. We
accomplish this by using NLPs. However, sometimes the types are local to the
file. GCC gets around this by not using a NLP in this case, but a "regular"
indirection like this:
GCC_except_tbl:
.long Lfoo-.
__ZTIA: @ This is local
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Lfoo:
.long __ZTIA
LLVM prefers NLPs on Darwin. In fact, it's more optimal for load performance to
use them.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98218 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-11 01:18:13 +00:00
Johnny Chen
ae1757b452
Added Thumb2 LDRD/STRD pre/post variants for disassembly only.
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Plus fixed the encoding of t2LDRDpci such that P = 1 and W = 0 (offset mode).
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98217 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-11 01:13:36 +00:00
Dale Johannesen
ae47e461eb
Make sure HasDebugValue is initialized. This should fix
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the buildbot running valgrind.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98216 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-11 00:52:12 +00:00
Bob Wilson
5265a12f53
Fix ARM buildbot breakage.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98215 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-11 00:46:22 +00:00
Chris Lattner
2968943463
add support, testcases, and dox for the new GHC calling
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convention. Patch by David Terei!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98212 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-11 00:22:57 +00:00
Bob Wilson
4d6113ee06
Lower small memcpys to load/stores on Thumb2.
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Radar 7686922.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98210 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-11 00:20:49 +00:00
Jakob Stoklund Olesen
2cb4202f07
VirtRegRewriter spring cleaning. No functional change.
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Move methods out of line and M-x whitespace-cleanup.
Promote common method arguments to member variables.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98207 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-11 00:11:33 +00:00
Chris Lattner
bcc5cb4061
Work around a bug in the openbsd assembler on i386,
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which doesn't support .quad correctly because it is
"really really old". PR6528.
Yet another reason the mc assembler should take over ;-)
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98205 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-11 00:06:19 +00:00
Chris Lattner
f2f64e9063
fix PR6533 by updating the br(xor) code to remember the case
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when it looked past a trunc.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98203 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-10 23:46:44 +00:00
Dale Johannesen
e3b8533e71
Cosmetic: lengthen names and improve comments.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98202 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-10 23:37:24 +00:00
Bob Wilson
fbacc888ee
Fix an obvious typo in an assert.
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Patch by Sean Callanan.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98200 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-10 22:38:45 +00:00
Bill Wendling
cebae36f57
Add a bit along with the MCSymbols stored in the MachineModuleInfo maps that
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indicates that an MCSymbol is external or not. (It's true if it's external.)
This will be used to specify the correct information to add to non-lazy
pointers. That will be explained further when this bit is used.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98199 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-10 22:34:10 +00:00
Dale Johannesen
bfdf7f3852
Progress towards shepherding debug info through SelectionDAG.
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No functional effect yet. This is still evolving and should
not be viewed as final.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98195 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-10 22:13:47 +00:00
Chris Lattner
6663670359
move PR6576 here.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98194 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-10 21:42:42 +00:00
Chris Lattner
97d7b1007a
add DESTDIR support for TOOLALIAS, for PR6557, patch by
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Matthias Klose!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98193 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-10 21:27:53 +00:00
Dan Gohman
8f78e3c87d
Fix another bitwidth calculation to handle vector types; based on a
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patch by Micah Villmow for PR6572.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98188 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-10 21:04:53 +00:00
Daniel Dunbar
2101d9c4af
MC/Mach-O: Use the MCAssembler symbol map instead of reconstructing.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98187 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-10 20:58:31 +00:00
Daniel Dunbar
46836a783a
MC: Move the backend section and symbol data maps to MCAssembler.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98186 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-10 20:58:29 +00:00
Daniel Dunbar
d80066eea9
Remove unneeded declarations.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98185 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-10 20:58:25 +00:00
Jim Grosbach
f49be7c96f
Make sure the LR gets pushed in functions that use vaargs. This fixes
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400.perlbench for the nightly tests.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98183 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-10 20:01:30 +00:00
Jim Grosbach
004453e85e
comment why we use custom epilogue for t1 functions using vaargs.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98182 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-10 19:59:47 +00:00
Dale Johannesen
2cd9ffef6e
Fix another place where DEBUG_VALUE affected codegen.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98181 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-10 19:57:56 +00:00
Dan Gohman
bbf81d8811
Add a DominatorTree argument to isLCSSA so that it doesn't have to
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compute a set of reachable blocks for itself each time it is called, which
is fairly frequently.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98179 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-10 19:38:49 +00:00
Dan Gohman
0891d752a6
Constant-fold GEP-of-GEP into a single GEP.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98178 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-10 19:31:51 +00:00
Dan Gohman
a77338476f
Fix whitespace.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98173 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-10 19:00:54 +00:00
Johnny Chen
dd0f3cf189
Factored out the disassembly printing of CPS option, MSR mask, and Negative Zero
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operands into their own PrintMethod, in order not to pollute the printOperand()
impl with disassembly only Imm modifiers.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98172 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-10 18:59:38 +00:00
Tobias Grosser
cbb524e2a9
Fix make check with cmake/lit
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PR6540: Set the newly introduced variables ENABLE_SHARED and
SHLIBPATH_VAR in lit.site.cfg not only in the autoconf build, but also
in a cmake one.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98171 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-10 18:41:59 +00:00
Richard Osborne
72926c264a
The backend now makes a reasonable job of targeting lmul / macc
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98169 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-10 18:14:47 +00:00
Richard Osborne
850f1cd3c0
Handle MVT::i64 type in DAG combine for ISD::ADD. Fold 64 bit
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expression add(add(mul(x,y),a),b) -> lmul(x,y,a,b) if all
operands are zero extended.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98168 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-10 18:12:27 +00:00
Daniel Dunbar
0965200ac2
Remove unneeded includes.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98167 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-10 17:56:05 +00:00
Bob Wilson
c81f0af6b7
Testcase for pr6552. I changed the code to use "ip" instead of "fp" because
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the "fp" register name is not valid on Darwin, and the "ip" register name was
broken for all ARM targets.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98166 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-10 17:54:11 +00:00
Richard Osborne
ea670df852
Fix checking of intermediates having one use in isADDADDMUL
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98164 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-10 17:16:29 +00:00