Chris Lattner
1c6191ffe7
Add a hacky workaround for crashes due to vectors live across blocks.
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Note that this code won't work for vectors that aren't legal on the
target. Improvements coming.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26925 91177308-0d34-0410-b5e6-96231b3b80d8
2006-03-21 19:20:37 +00:00
Chris Lattner
2332b9f16f
implement basic support for INSERT_VECTOR_ELT.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26849 91177308-0d34-0410-b5e6-96231b3b80d8
2006-03-19 01:17:20 +00:00
Chris Lattner
b2827b0901
Rename ConstantVec -> BUILD_VECTOR and VConstant -> VBUILD_VECTOR. Allow*BUILD_VECTOR to take variable inputs.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26847 91177308-0d34-0410-b5e6-96231b3b80d8
2006-03-19 00:52:58 +00:00
Chris Lattner
23d564c11f
implement vector.ll:test_undef
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26845 91177308-0d34-0410-b5e6-96231b3b80d8
2006-03-19 00:20:20 +00:00
Chris Lattner
c7029805ef
Change the structure of lowering vector stuff. Note: This breaks some
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things.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26840 91177308-0d34-0410-b5e6-96231b3b80d8
2006-03-18 01:44:44 +00:00
Nate Begeman
81e8097377
Remove BRTWOWAY*
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Make the PPC backend not dependent on BRTWOWAY_CC and make the branch
selector smarter about the code it generates, fixing a case in the
readme.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26814 91177308-0d34-0410-b5e6-96231b3b80d8
2006-03-17 01:40:33 +00:00
Chris Lattner
6cb7004c34
Fix a problem fully scalarizing values.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26811 91177308-0d34-0410-b5e6-96231b3b80d8
2006-03-16 23:05:19 +00:00
Chris Lattner
199862b749
Add support for CopyFromReg from vector values. Note: this doesn't support
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illegal vector types yet!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26799 91177308-0d34-0410-b5e6-96231b3b80d8
2006-03-16 19:57:50 +00:00
Chris Lattner
3c38449be6
Teach CreateRegForValue how to handle vector types.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26798 91177308-0d34-0410-b5e6-96231b3b80d8
2006-03-16 19:51:18 +00:00
Chris Lattner
28b5b1c7b5
add support for vector->vector casts
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26788 91177308-0d34-0410-b5e6-96231b3b80d8
2006-03-15 22:19:46 +00:00
Jim Laskey
f4321a3a43
Handle the removal of the debug chain.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26729 91177308-0d34-0410-b5e6-96231b3b80d8
2006-03-13 13:07:37 +00:00
Evan Cheng
0937103368
Added a parameter to control whether Constant::getStringValue() would chop
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off the result string at the first null terminator.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26704 91177308-0d34-0410-b5e6-96231b3b80d8
2006-03-10 23:52:03 +00:00
Chris Lattner
7d74d1145f
scrape out bits of llvm-db
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26701 91177308-0d34-0410-b5e6-96231b3b80d8
2006-03-10 22:48:19 +00:00
Chris Lattner
20a4921791
Simplify the interface to the schedulers, to not pass the selected heuristicin.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26692 91177308-0d34-0410-b5e6-96231b3b80d8
2006-03-10 07:49:12 +00:00
Chris Lattner
59bcce5ae5
remove dbg_declare, it's not used yet.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26659 91177308-0d34-0410-b5e6-96231b3b80d8
2006-03-09 20:02:42 +00:00
Jim Laskey
21b6c9d647
Get rid of the multiple copies of getStringValue. Now a Constant:: method.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26616 91177308-0d34-0410-b5e6-96231b3b80d8
2006-03-08 18:11:07 +00:00
Chris Lattner
b0d21ef20c
Change the interface for getting a target HazardRecognizer to be more clean.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26608 91177308-0d34-0410-b5e6-96231b3b80d8
2006-03-08 04:25:59 +00:00
Chris Lattner
03fc53c174
Hoist the HazardRecognizer out of the ScheduleDAGList.cpp file to where
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targets can implement them. Make the top-down scheduler non-g5-specific.
Remove the old testing hazard recognizer.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26569 91177308-0d34-0410-b5e6-96231b3b80d8
2006-03-06 00:22:00 +00:00
Chris Lattner
a5de484bc7
Split the list scheduler into top-down and bottom-up pieces. The priority
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function of the top-down scheduler are completely bogus currently, and
having (future) PPC specific in this file is also wrong, but this is a
small incremental step.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26552 91177308-0d34-0410-b5e6-96231b3b80d8
2006-03-05 21:10:33 +00:00
Chris Lattner
a09f848c11
Codegen copysign[f] into a FCOPYSIGN node
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26542 91177308-0d34-0410-b5e6-96231b3b80d8
2006-03-05 05:09:38 +00:00
Evan Cheng
3e1ce5a44d
Add more vector NodeTypes: VSDIV, VUDIV, VAND, VOR, and VXOR.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26504 91177308-0d34-0410-b5e6-96231b3b80d8
2006-03-03 07:01:07 +00:00
Chris Lattner
41edaa0529
remove the read/write port/io intrinsics.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26479 91177308-0d34-0410-b5e6-96231b3b80d8
2006-03-03 00:19:58 +00:00
Chris Lattner
03dd465215
Split memcpy/memset/memmove intrinsics into i32/i64 versions, resolving
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PR709, and paving the way for future progress.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26476 91177308-0d34-0410-b5e6-96231b3b80d8
2006-03-03 00:00:25 +00:00
Evan Cheng
860771d2d8
Vector ops lowering.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26436 91177308-0d34-0410-b5e6-96231b3b80d8
2006-03-01 01:09:54 +00:00
Chris Lattner
22873462c9
Add support for output memory constraints.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26410 91177308-0d34-0410-b5e6-96231b3b80d8
2006-02-27 23:45:39 +00:00
Jeff Cohen
7e88103cde
Get VC++ building again.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26351 91177308-0d34-0410-b5e6-96231b3b80d8
2006-02-24 02:52:40 +00:00
Chris Lattner
0e43f2ba11
Implement (most of) selection of inline asm memory operands.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26350 91177308-0d34-0410-b5e6-96231b3b80d8
2006-02-24 02:13:54 +00:00
Chris Lattner
87bc3bd121
Lower C_Memory operands.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26346 91177308-0d34-0410-b5e6-96231b3b80d8
2006-02-24 01:11:24 +00:00
Chris Lattner
9f6637db10
Fix an endianness problem on big-endian targets with expanded operands
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to inline asms. Mark some methods const.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26334 91177308-0d34-0410-b5e6-96231b3b80d8
2006-02-23 20:06:57 +00:00
Chris Lattner
c3a9f8d31c
Record all of the expanded registers in the DAG and machine instr, fixing
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several bugs in inline asm expanded operands.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26332 91177308-0d34-0410-b5e6-96231b3b80d8
2006-02-23 19:21:04 +00:00
Chris Lattner
9b6fb5de49
This fixes a couple of problems with expansion
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26318 91177308-0d34-0410-b5e6-96231b3b80d8
2006-02-22 23:09:03 +00:00
Chris Lattner
864635ad7b
Change a whole bunch of code to be built around RegsForValue instead of
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a single register number. This fully implements promotion for inline asms,
expand is close but not quite right yet.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26316 91177308-0d34-0410-b5e6-96231b3b80d8
2006-02-22 22:37:12 +00:00
Chris Lattner
1efa40f6a4
split register class handling from explicit physreg handling.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26308 91177308-0d34-0410-b5e6-96231b3b80d8
2006-02-22 00:56:39 +00:00
Chris Lattner
0f0b7d4927
Adjust to changes in getRegForInlineAsmConstraint prototype
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26306 91177308-0d34-0410-b5e6-96231b3b80d8
2006-02-21 23:12:12 +00:00
Evan Cheng
cffbb5174f
Dumb bug. Code sees a memcpy from X+c so it increments src offset. But it
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turns out not to point to a constant string but it forgot change the offset
back.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26242 91177308-0d34-0410-b5e6-96231b3b80d8
2006-02-16 23:11:42 +00:00
Evan Cheng
298ebf2bd8
If the false case is the current basic block, then this is a self loop.
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We do not want to emit "Loop: ... brcond Out; br Loop", as it adds an extra
instruction in the loop. Instead, invert the condition and emit
"Loop: ... br!cond Loop; br Out.
Generalize the fix by moving it from PPCDAGToDAGISel to SelectionDAGLowering.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26231 91177308-0d34-0410-b5e6-96231b3b80d8
2006-02-16 08:27:56 +00:00
Evan Cheng
a47876d87a
Remove an unused function parameter.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26221 91177308-0d34-0410-b5e6-96231b3b80d8
2006-02-15 22:12:35 +00:00
Evan Cheng
74d0aa9a4b
Turn a memcpy from string constant into a series of stores of constant values.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26219 91177308-0d34-0410-b5e6-96231b3b80d8
2006-02-15 21:59:04 +00:00
Evan Cheng
c080d6fb3d
Lower memcpy with small constant size operand into a series of load / store
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ops.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26195 91177308-0d34-0410-b5e6-96231b3b80d8
2006-02-15 01:54:51 +00:00
Evan Cheng
dea7245997
Doh again!
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26188 91177308-0d34-0410-b5e6-96231b3b80d8
2006-02-14 23:05:54 +00:00
Evan Cheng
c4f8eee054
Keep to < 80 cols
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26177 91177308-0d34-0410-b5e6-96231b3b80d8
2006-02-14 20:12:38 +00:00
Evan Cheng
ac940ab1bf
Missed a break so memcpy cases fell through to memset. Doh.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26176 91177308-0d34-0410-b5e6-96231b3b80d8
2006-02-14 19:45:56 +00:00
Evan Cheng
80e89d7d6c
Fixed a build breakage.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26175 91177308-0d34-0410-b5e6-96231b3b80d8
2006-02-14 09:11:59 +00:00
Evan Cheng
a03a5dc7ce
Rename maxStoresPerMemSet to maxStoresPerMemset, etc.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26174 91177308-0d34-0410-b5e6-96231b3b80d8
2006-02-14 08:38:30 +00:00
Evan Cheng
1db92f947c
Expand memset dst, c, size to a series of stores if size falls below the
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target specific theshold, e.g. 16 for x86.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26171 91177308-0d34-0410-b5e6-96231b3b80d8
2006-02-14 08:22:34 +00:00
Chris Lattner
06a248c9b3
now that libcalls don't suck, we can remove this hack
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26164 91177308-0d34-0410-b5e6-96231b3b80d8
2006-02-14 05:39:35 +00:00
Jim Laskey
d96185aa62
Rename to better reflect usage (current and planned.)
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26145 91177308-0d34-0410-b5e6-96231b3b80d8
2006-02-13 12:50:39 +00:00
Jim Laskey
ce72b1755f
Reorg for integration with gcc4. Old style debug info will not be passed though
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to SelIDAG.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26115 91177308-0d34-0410-b5e6-96231b3b80d8
2006-02-11 01:01:30 +00:00
Evan Cheng
cccf1232a6
Get rid of some memory leaks identified by Valgrind
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25960 91177308-0d34-0410-b5e6-96231b3b80d8
2006-02-04 06:49:00 +00:00
Chris Lattner
dc19b70d24
Add initial support for immediates. This allows us to compile this:
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int %rlwnm(int %A, int %B) {
%C = call int asm "rlwnm $0, $1, $2, $3, $4", "=r,r,r,n,n"(int %A, int %B, int 4, int 17)
ret int %C
}
into:
_rlwnm:
or r2, r3, r3
or r3, r4, r4
rlwnm r2, r2, r3, 4, 17 ;; note the immediates :)
or r3, r2, r2
blr
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25955 91177308-0d34-0410-b5e6-96231b3b80d8
2006-02-04 02:26:14 +00:00