Dan Gohman
6f17966a80
Move SelectionDAG's constructor out of line.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@55212 91177308-0d34-0410-b5e6-96231b3b80d8
2008-08-23 00:50:30 +00:00
Dan Gohman
3c8f36fd03
Reapply r55191 and r55192.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@55205 91177308-0d34-0410-b5e6-96231b3b80d8
2008-08-22 21:28:19 +00:00
Bill Wendling
449416deb6
Reverting r55190, r55191, and r55192. They broke the build with this error message:
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{standard input}:17:bad register name `%sil'
make[4]: *** [libgcc/./_addvsi3.o] Error 1
make[4]: *** Waiting for unfinished jobs....
{standard input}:23:bad register name `%dil'
{standard input}:28:bad register name `%dil'
make[4]: *** [libgcc/./_addvdi3.o] Error 1
{standard input}:18:bad register name `%sil'
make[4]: *** [libgcc/./_subvsi3.o] Error 1
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@55200 91177308-0d34-0410-b5e6-96231b3b80d8
2008-08-22 20:51:05 +00:00
Dan Gohman
5ed3cbb753
Fix the InsertBranch call.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@55192 91177308-0d34-0410-b5e6-96231b3b80d8
2008-08-22 19:26:10 +00:00
Dan Gohman
e0182ec0e4
Support non-fallthrough unconditional branches in FastISel.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@55191 91177308-0d34-0410-b5e6-96231b3b80d8
2008-08-22 19:21:41 +00:00
Dan Gohman
3b7753be2e
Add FastISel support for PHINodes. Machine PHI nodes
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are not yet updated properly, but that's a separate
task.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@55187 91177308-0d34-0410-b5e6-96231b3b80d8
2008-08-22 17:37:48 +00:00
Dan Gohman
1501cdbf63
Fix SmallVector's size calculation so that a size of 0 is
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handled correctly, and change a few SmallVector uses to use
size 0 to more clearly reflect their intent.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@55181 91177308-0d34-0410-b5e6-96231b3b80d8
2008-08-22 16:07:55 +00:00
Chris Lattner
2dba6a1bdb
consolidate DenseMapInfo implementations, and add one for std::pair.
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Patch contributed by m-s.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@55167 91177308-0d34-0410-b5e6-96231b3b80d8
2008-08-22 05:08:25 +00:00
Dan Gohman
22bb31103d
Factor out the predicate check code from DAGISelEmitter.cpp
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and use it in FastISelEmitter.cpp, and make FastISel
subtarget aware. Among other things, this lets it work
properly on x86 targets that don't have SSE, where it
successfully selects x87 instructions.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@55156 91177308-0d34-0410-b5e6-96231b3b80d8
2008-08-22 00:20:26 +00:00
Bill Wendling
a6211d9e83
Remove tabs.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@55154 91177308-0d34-0410-b5e6-96231b3b80d8
2008-08-22 00:04:26 +00:00
Owen Anderson
c8d3a62092
Remove unneeded #include.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@55134 91177308-0d34-0410-b5e6-96231b3b80d8
2008-08-21 19:51:25 +00:00
Dan Gohman
2bb1e3eede
Add libcalls for the new rounding opcodes.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@55133 91177308-0d34-0410-b5e6-96231b3b80d8
2008-08-21 18:38:14 +00:00
Dan Gohman
509e84fa71
Add libm-oriented ISD opcodes for rounding operations.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@55130 91177308-0d34-0410-b5e6-96231b3b80d8
2008-08-21 17:55:02 +00:00
Dan Gohman
f93cf79505
Have FastISel skip the multiply by 1 for getelementptr on i8*.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@55129 91177308-0d34-0410-b5e6-96231b3b80d8
2008-08-21 17:37:05 +00:00
Dan Gohman
7a0e6593d0
MVT::getMVT uses iPTR for pointer types, while we need the actual
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intptr_t type in this case. FastISel can now select simple
getelementptr instructions.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@55125 91177308-0d34-0410-b5e6-96231b3b80d8
2008-08-21 17:25:26 +00:00
Dan Gohman
ca84121596
Elements in DeadNodeSet are checked for use_empty() before they
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are actually deleted, so it's not necessary to remove re-used
nodes from the set.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@55123 91177308-0d34-0410-b5e6-96231b3b80d8
2008-08-21 16:24:54 +00:00
Dan Gohman
d5fe57d2f9
Basic fast-isel support for instructions with constant int operands.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@55099 91177308-0d34-0410-b5e6-96231b3b80d8
2008-08-21 01:41:07 +00:00
Evan Cheng
2076aa800e
Type of first GEP operand is always the same as the target pointer type.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@55097 91177308-0d34-0410-b5e6-96231b3b80d8
2008-08-21 01:19:11 +00:00
Owen Anderson
cb37188323
Use raw_ostream throughout the AsmPrinter.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@55092 91177308-0d34-0410-b5e6-96231b3b80d8
2008-08-21 00:14:44 +00:00
Dan Gohman
fd903944de
Fix unused variable warnings.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@55089 91177308-0d34-0410-b5e6-96231b3b80d8
2008-08-20 23:53:10 +00:00
Evan Cheng
83785c8096
First cut, un-optimized (and untested) fast isel lowering of GetElementPtrInst.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@55085 91177308-0d34-0410-b5e6-96231b3b80d8
2008-08-20 22:45:34 +00:00
Dan Gohman
f990b571c5
Simplify the BuildMI calls even more.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@55077 91177308-0d34-0410-b5e6-96231b3b80d8
2008-08-20 21:10:53 +00:00
Dan Gohman
bb466331e7
Simplify FastISel's constructor argument list, make the FastISel
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class hold a MachineRegisterInfo member, and make the
MachineBasicBlock be passed in to SelectInstructions rather
than the FastISel constructor.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@55076 91177308-0d34-0410-b5e6-96231b3b80d8
2008-08-20 21:05:57 +00:00
Dan Gohman
2385852b5b
Dump the instruction that foiled ISel even when -debug is not used.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@55075 91177308-0d34-0410-b5e6-96231b3b80d8
2008-08-20 20:47:32 +00:00
Bill Wendling
fb018d0433
Don't hoist instructions that define a physical register.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@55074 91177308-0d34-0410-b5e6-96231b3b80d8
2008-08-20 20:32:05 +00:00
Dan Gohman
cb34cd7b5e
Make more use of the BuildMI API.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@55072 91177308-0d34-0410-b5e6-96231b3b80d8
2008-08-20 18:16:32 +00:00
Dan Gohman
4cbe0662ab
Minor code reorganization.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@55071 91177308-0d34-0410-b5e6-96231b3b80d8
2008-08-20 18:10:48 +00:00
Dan Gohman
77ad79689d
Minor whitespace cleanup.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@55070 91177308-0d34-0410-b5e6-96231b3b80d8
2008-08-20 18:09:38 +00:00
Dan Gohman
b7864a9e23
Fix 80 column violation.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@55069 91177308-0d34-0410-b5e6-96231b3b80d8
2008-08-20 18:09:02 +00:00
Evan Cheng
d420789301
Kill off SimpleBBISel, it's replaced by FastISel.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@55067 91177308-0d34-0410-b5e6-96231b3b80d8
2008-08-20 17:50:32 +00:00
Dan Gohman
a267651b7e
Disable DAGCombine's alignment inference in "fast" codegen mode.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@55059 91177308-0d34-0410-b5e6-96231b3b80d8
2008-08-20 16:30:28 +00:00
Dan Gohman
b8d2f550b8
Change the FoldingSetNodeID usage for objects which carry
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alignment and volatility information, such as loads and
stores, to reduce the number of integer values added to
the FoldingSetNodeID.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@55058 91177308-0d34-0410-b5e6-96231b3b80d8
2008-08-20 15:58:01 +00:00
Dan Gohman
c53ec49885
Use BitVector instead of std::vector<unsigned char>.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@55054 91177308-0d34-0410-b5e6-96231b3b80d8
2008-08-20 14:58:41 +00:00
Dan Gohman
7a30bc4e7c
Avoid an empty-if-body warning in release builds.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@55050 91177308-0d34-0410-b5e6-96231b3b80d8
2008-08-20 14:00:56 +00:00
Dan Gohman
08293f6b6c
Fix indentation.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@55049 91177308-0d34-0410-b5e6-96231b3b80d8
2008-08-20 13:50:12 +00:00
Dan Gohman
e6798b757a
Fix FastISel to recognize that the last block in the function does
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not have a fall-through successor.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@55033 91177308-0d34-0410-b5e6-96231b3b80d8
2008-08-20 01:17:01 +00:00
Dan Gohman
cc8430f742
Fix a leak in the FastISel code that Chris pointed out.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@55031 91177308-0d34-0410-b5e6-96231b3b80d8
2008-08-20 00:56:17 +00:00
Dan Gohman
3e697cfa97
Add support for running SelectionDAG if FastISel fails. This is under
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a command-line option, so that the default behavior is an abort, which
is useful for exposing code that isn't supported yet.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@55028 91177308-0d34-0410-b5e6-96231b3b80d8
2008-08-20 00:47:54 +00:00
Dan Gohman
a7f2dff98e
Fix FastISel to recognize unhandled operands, such as constants
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that aren't available as virtual registers (for now).
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@55026 91177308-0d34-0410-b5e6-96231b3b80d8
2008-08-20 00:35:17 +00:00
Dan Gohman
8014e86580
Add FastISel support for floating-point operations.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@55021 91177308-0d34-0410-b5e6-96231b3b80d8
2008-08-20 00:23:20 +00:00
Dan Gohman
bdedd44773
Add FastISel support for several more binary operators.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@55020 91177308-0d34-0410-b5e6-96231b3b80d8
2008-08-20 00:11:48 +00:00
Dan Gohman
78eca170e9
Add code to call FastISel, and a command-line option to enable it.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@55015 91177308-0d34-0410-b5e6-96231b3b80d8
2008-08-19 22:33:34 +00:00
Dan Gohman
6f2766d597
Support unconditional fall-through branches in FastISel.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@55014 91177308-0d34-0410-b5e6-96231b3b80d8
2008-08-19 22:31:46 +00:00
Owen Anderson
a41e47afc1
Allow the fast-path spilling code to attempt folding, but still leaving out remat and splitting.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@55012 91177308-0d34-0410-b5e6-96231b3b80d8
2008-08-19 22:12:11 +00:00
Dan Gohman
8133a52eb5
Use the BuildMI overload that sets up a destination register
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instead of the one that doesn't and then adding it manually.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@55006 91177308-0d34-0410-b5e6-96231b3b80d8
2008-08-19 20:46:54 +00:00
Dan Gohman
32155acb8a
Handle the case where target-specific fastisel code doesn't have
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a desired opcode.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@55005 91177308-0d34-0410-b5e6-96231b3b80d8
2008-08-19 20:43:22 +00:00
Owen Anderson
712c9f0690
The fast-path still needs to set kill markers and spill/restore points as appropriate.
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With this patch, all of MultiSource/Applications and all of SPEC2000/2006 pass with
the SimpleSpiller and this fast-path enabled.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@55000 91177308-0d34-0410-b5e6-96231b3b80d8
2008-08-19 20:09:52 +00:00
Gordon Henriksen
3b26693d33
Delete a dead field.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@54995 91177308-0d34-0410-b5e6-96231b3b80d8
2008-08-19 17:09:26 +00:00
Gordon Henriksen
fcbcfaa95f
[PR2327] Leverage TargetRegisterInfo to compute frame offsets for GC metadata.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@54994 91177308-0d34-0410-b5e6-96231b3b80d8
2008-08-19 17:06:35 +00:00
Chris Lattner
65a7bd8b8e
don't use the result of WriteTypeSymbolic or WriteAsOperand.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@54978 91177308-0d34-0410-b5e6-96231b3b80d8
2008-08-19 04:44:30 +00:00