Chris Lattner
528a126d32
remove gone method, grr symlinks.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98392 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-12 21:30:49 +00:00
Chris Lattner
deb0cba1ba
inline the now-trivial implementation of GetGlobalValueSymbol into
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some of its callers.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98388 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-12 21:09:07 +00:00
Chris Lattner
b87c305fa7
give Mangler access to TargetData.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98378 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-12 20:47:28 +00:00
Chris Lattner
73ff564d65
finally give Mangler a getSymbol method, which returns an MCSymbol
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for a global instead of messing around with string buffers.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98366 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-12 18:55:20 +00:00
Chris Lattner
5ef31a039d
make the mangler take an MCContext instead of an MAI.
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No functionality change.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98363 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-12 18:44:54 +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
Chris Lattner
98cdab53c3
set the temporary bit on MCSymbols correctly.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98124 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-10 02:25:11 +00:00
Chris Lattner
c608784dc8
reapply r98035:
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Now that setStartLabel takes an MCSymbol, we can de-ID'ize
beginScope and RecordSourceLine.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98047 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-09 04:54:43 +00:00
Eric Christopher
ee6414cf04
Speculatively revert r98035. It appears to have caused a set of buildbot
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failures.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98039 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-09 02:36:31 +00:00
Chris Lattner
1e233f510c
Now that setStartLabel takes an MCSymbol, we can de-ID'ize
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beginScope and RecordSourceLine.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98035 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-09 02:08:02 +00:00
Chris Lattner
b2cc1a39f7
mcstreamerize AsmPrinter::printLabel.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98025 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-09 01:02:30 +00:00
Chris Lattner
6cde3e6e99
add a EmitSymbolValue convenience method to MCStreamer.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98017 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-09 00:39:24 +00:00
Chris Lattner
0d50c7620d
move .set generation out of DwarfPrinter into AsmPrinter and
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MCize it.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98010 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-08 23:58:37 +00:00
Devang Patel
3c91b05d2b
Avoid using DIDescriptor.isNull().
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This is a first step towards eliminating checks in Descriptor constructors.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97975 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-08 20:52:55 +00:00
Devang Patel
0ef3fa6aab
Revert r97947.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97963 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-08 19:20:38 +00:00
Devang Patel
d8cc5d5256
Avoid using DIDescriptor.isNull().
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This is a first step towards eliminating unncessary constructor checks in light weight DIDescriptor wrappers.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97947 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-08 18:25:48 +00:00
Chris Lattner
2cce3712fa
use OutStreamer.EmitCodeAlignment for alignment in the text
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segment.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@96967 91177308-0d34-0410-b5e6-96231b3b80d8
2010-02-23 18:46:22 +00:00
Chris Lattner
0a3f39985b
move isOnlyReachableByFallthrough out of MachineBasicBlock into AsmPrinter,
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and add a sparc implementation that knows about delay slots. Patch by
Nathan Keynes!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@96492 91177308-0d34-0410-b5e6-96231b3b80d8
2010-02-17 18:52:56 +00:00
Dan Gohman
f451cb870e
Fix "the the" and similar typos.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@95781 91177308-0d34-0410-b5e6-96231b3b80d8
2010-02-10 16:03:48 +00:00
Chris Lattner
45282aedb9
fix a layering violation: VirtRegRewriter.cpp shouldn't use AsmPrinter.h.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@95748 91177308-0d34-0410-b5e6-96231b3b80d8
2010-02-10 01:23:18 +00:00
Chris Lattner
47529c9ac6
Move verbose asm instruction comments to using MCStreamer.
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The major win of this is that the code is simpler and they
print on the same line as the instruction again:
movl %eax, 96(%esp) ## 4-byte Spill
movl 96(%esp), %eax ## 4-byte Reload
cmpl 92(%esp), %eax ## 4-byte Folded Reload
jl LBB7_86
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@95738 91177308-0d34-0410-b5e6-96231b3b80d8
2010-02-10 00:47:53 +00:00
Chris Lattner
8e089a9e4d
print all the newlines at the end of instructions with
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OutStreamer.AddBlankLine instead of textually.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@95734 91177308-0d34-0410-b5e6-96231b3b80d8
2010-02-10 00:36:00 +00:00
Chris Lattner
518bb53485
move target-independent opcodes out of TargetInstrInfo
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into TargetOpcodes.h. #include the new TargetOpcodes.h
into MachineInstr. Add new inline accessors (like isPHI())
to MachineInstr, and start using them throughout the
codebase.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@95687 91177308-0d34-0410-b5e6-96231b3b80d8
2010-02-09 19:54:29 +00:00
Dan Gohman
5938a3e681
Implement AsmPrinter support for several more operators which have
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direct MCExpr equivalents. Don't use MCExpr::Shr because it isn't
consistent between targets.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@95620 91177308-0d34-0410-b5e6-96231b3b80d8
2010-02-09 00:02:37 +00:00
Chris Lattner
9517554458
now that @GOTOFF is no longer represented as a suffix on a
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MCSymbol, we can remove the 'suffix' argument of
GetBlockAddressSymbol. Do so.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@95601 91177308-0d34-0410-b5e6-96231b3b80d8
2010-02-08 23:10:08 +00:00
Dan Gohman
54e72eca0c
ConstantFoldConstantExpression can theoretically return the original
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expression; don't go into an infinite loop if it does.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@95591 91177308-0d34-0410-b5e6-96231b3b80d8
2010-02-08 22:19:11 +00:00
Dan Gohman
618f17702d
When CodeGen'ing unoptimized code, there may be unfolded constant expressions
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in global initializers. Instead of aborting, attempt to fold them on the
spot. If folding succeeds, emit the folded expression instead.
This fixes PR6255.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@95583 91177308-0d34-0410-b5e6-96231b3b80d8
2010-02-08 22:02:38 +00:00
Bill Wendling
744f579b63
An empty global constant (one of size 0) may have a section immediately
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following it. However, the EmitGlobalConstant method wasn't emitting a body for
the constant. The assembler doesn't like that. Before, we were generating this:
.zerofill __DATA, __common, __cmd, 1, 3
This fix puts us back to that semantic.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@95336 91177308-0d34-0410-b5e6-96231b3b80d8
2010-02-05 00:17:02 +00:00
Chris Lattner
d26a80f666
don't emit \n's at the start of X86AsmPrinter::runOnMachineFunction,
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.o files don't like that.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@95187 91177308-0d34-0410-b5e6-96231b3b80d8
2010-02-03 01:49:49 +00:00
Chris Lattner
f64159c840
privatize a bunch of methods and move \n printing into them.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@95186 91177308-0d34-0410-b5e6-96231b3b80d8
2010-02-03 01:46:05 +00:00
Chris Lattner
d1ff72b8a7
rejigger the world so that EmitInstruction prints the \n at
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the end of the instruction instead of expecting the caller to
do it. This currently causes the asm-verbose instruction
comments to be on the next line.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@95178 91177308-0d34-0410-b5e6-96231b3b80d8
2010-02-03 01:09:55 +00:00
Chris Lattner
0d883e3f84
sink handling of target-independent machine instrs (other
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than DEBUG_VALUE :( ) into the target indep AsmPrinter.cpp
file. This allows elimination of the
NO_ASM_WRITER_BOILERPLATE hack among other things.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@95177 91177308-0d34-0410-b5e6-96231b3b80d8
2010-02-03 01:00:52 +00:00
Chris Lattner
56591ab218
refactor code so that LLVMTargetMachine creates the asmstreamer and
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mccontext instead of having AsmPrinter do it. This allows other
types of MCStreamer's to be passed in.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@95155 91177308-0d34-0410-b5e6-96231b3b80d8
2010-02-02 23:37:42 +00:00
Chris Lattner
1f21990284
move handling of asm-verbose out of AsmPrinter.cpp into LLVMTargetMachine.cpp with the rest of the command line options.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@95152 91177308-0d34-0410-b5e6-96231b3b80d8
2010-02-02 22:54:51 +00:00
Chris Lattner
edfe776ac2
add target hooks for emitting random gunk before and after the function body.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@94732 91177308-0d34-0410-b5e6-96231b3b80d8
2010-01-28 01:58:58 +00:00
Chris Lattner
d49fe1b6bc
Give AsmPrinter the most common expected implementation of
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runOnMachineFunction, and switch PPC to use EmitFunctionBody.
The two ppc asmprinters now don't heave to define
runOnMachineFunction.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@94722 91177308-0d34-0410-b5e6-96231b3b80d8
2010-01-28 01:28:58 +00:00
Chris Lattner
10e7c60c04
emit a 0 byte instead of a noop if a function is empty on darwin.
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"0" is nice and target independent.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@94718 91177308-0d34-0410-b5e6-96231b3b80d8
2010-01-28 01:06:32 +00:00
Chris Lattner
14c38ec2af
Remove the argument from EmitJumpTableInfo, because it doesn't need it.
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Move the X86 implementation of function body emission up to
AsmPrinter::EmitFunctionBody, which works by calling the virtual
EmitInstruction method.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@94716 91177308-0d34-0410-b5e6-96231b3b80d8
2010-01-28 01:02:27 +00:00
Chris Lattner
a2406190ca
Drop the argument to AsmPrinter::EmitConstantPool and make it virtual.
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Overload it in the ARM backend to do nothing, since is does insane
constant pool emission.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@94708 91177308-0d34-0410-b5e6-96231b3b80d8
2010-01-28 00:19:24 +00:00
Chris Lattner
be9dfcef82
rename printVisibility to EmitVisibility and make it private,
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constify EmitLinkage.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@94705 91177308-0d34-0410-b5e6-96231b3b80d8
2010-01-28 00:05:10 +00:00
Chris Lattner
2cf7251d39
add a new AsmPrinter::EmitFunctionEntryLabel virtual function,
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which allows targets to override function entry label emission.
Use it to convert linux/ppc to use EmitFunctionHeader().
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@94667 91177308-0d34-0410-b5e6-96231b3b80d8
2010-01-27 07:21:55 +00:00
Chris Lattner
9bc20ab519
mcize label emission for functions.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@94624 91177308-0d34-0410-b5e6-96231b3b80d8
2010-01-26 23:53:39 +00:00
Chris Lattner
111a3193b5
use EmitLinkage for functions as well as globals. One output
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change is that we now use ".linkonce discard" for global variables
instead of ".linkonce samesize". These should be the same, just less
strict. If anyone is interested in mcizing MCSection for COFF targets,
this should be easy to fix.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@94623 91177308-0d34-0410-b5e6-96231b3b80d8
2010-01-26 23:51:52 +00:00
Chris Lattner
a3e8883d71
pull linkage emission code out to a new EmitLinkage function.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@94621 91177308-0d34-0410-b5e6-96231b3b80d8
2010-01-26 23:47:12 +00:00
Chris Lattner
b406a8141d
rearrange some directives, no functionality change.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@94620 91177308-0d34-0410-b5e6-96231b3b80d8
2010-01-26 23:41:48 +00:00
Chris Lattner
b11caedd6f
now that enough stuff is constified, move function header printing
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logic up from X86 into the common code. The other targets will
hopefully start using this soon.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@94614 91177308-0d34-0410-b5e6-96231b3b80d8
2010-01-26 23:18:44 +00:00
Chris Lattner
c618c8aff4
emit jump table an alias ".set" directives through MCStreamer as
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assignments.
.set x, a-b
is the same as:
x = a-b
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@94596 91177308-0d34-0410-b5e6-96231b3b80d8
2010-01-26 21:53:08 +00:00
Chris Lattner
cee63322ea
Eliminate SetDirective, and replace it with HasSetDirective.
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Default HasSetDirective to true, since most targets have it.
The targets that claim to not have it probably do, or it is
spelled differently. These include Blackfin, Mips, Alpha, and
PIC16. All of these except pic16 are normal ELF targets, so
they almost certainly have it.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@94585 91177308-0d34-0410-b5e6-96231b3b80d8
2010-01-26 20:40:54 +00:00
Chris Lattner
f1214cbf3c
eliminate the TargetLowering::UsesGlobalOffsetTable bool, which is
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subsumed by TargetLowering::getJumpTableEncoding(). Change uses of
it to be more specific.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@94529 91177308-0d34-0410-b5e6-96231b3b80d8
2010-01-26 06:53:37 +00:00
Chris Lattner
3b131d7cc4
Now that printPICJumpTableSetLabel is not overloaded,
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inline it into its only caller, allowing us to simplify it
and hoist bits out of the loop.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@94528 91177308-0d34-0410-b5e6-96231b3b80d8
2010-01-26 06:42:44 +00:00