Alkis Evlogimenos
cacca82833
ADDmi{16,32} should be in the next case statement.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11547 91177308-0d34-0410-b5e6-96231b3b80d8
2004-02-17 15:10:11 +00:00
Alkis Evlogimenos
a7be982e72
Add memory operand folding support for MUL, DIV, IDIV, NEG, NOT,
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MOVSX, and MOVZX.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11546 91177308-0d34-0410-b5e6-96231b3b80d8
2004-02-17 09:14:23 +00:00
Alkis Evlogimenos
89b0214b76
Add memory operand folding for CMP{rm,mr,mi}{8,16,32}, INCm{8,16,32}
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and DECm{8,16,32} instructions.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11545 91177308-0d34-0410-b5e6-96231b3b80d8
2004-02-17 08:49:20 +00:00
Alkis Evlogimenos
509d6d65b5
Add CMP{rm,mr,mi}{8,16,32}, INCm{8,16,32} and DECm{8,16,32} instructions.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11544 91177308-0d34-0410-b5e6-96231b3b80d8
2004-02-17 08:49:00 +00:00
Alkis Evlogimenos
503770cfc3
Add SUB{rm,mr,mi}{8,16,32} instructions.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11543 91177308-0d34-0410-b5e6-96231b3b80d8
2004-02-17 08:17:40 +00:00
Alkis Evlogimenos
18bd7bb4d4
Add support for folding memory operands for ADC, SBB and SUB instructions.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11541 91177308-0d34-0410-b5e6-96231b3b80d8
2004-02-17 08:08:51 +00:00
Alkis Evlogimenos
69da6dba79
Add support for ADC{rm.mr}32 and SBB{rm,mr}32.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11540 91177308-0d34-0410-b5e6-96231b3b80d8
2004-02-17 08:06:31 +00:00
Chris Lattner
ee0919bb10
Add a (hidden) option to print instructions that fail to fuse. It's looking
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like compares and test's would be the next huge win...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11539 91177308-0d34-0410-b5e6-96231b3b80d8
2004-02-17 08:03:47 +00:00
Alkis Evlogimenos
17dc674c13
Add support for folding memory operands in MOVri{8,16,32} instructions.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11538 91177308-0d34-0410-b5e6-96231b3b80d8
2004-02-17 07:47:20 +00:00
Chris Lattner
5b67252620
Expand the repertoire of the forms we can print and encode.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11537 91177308-0d34-0410-b5e6-96231b3b80d8
2004-02-17 07:40:44 +00:00
Chris Lattner
651fd55d5f
Disable this peephole for now. We can't keep track of the fact that the immediate is 8 bits,
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but the memory reference is full sized.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11536 91177308-0d34-0410-b5e6-96231b3b80d8
2004-02-17 07:36:32 +00:00
Chris Lattner
a7660be6c2
Add an option to disable spill fusing in the X86 backend
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11531 91177308-0d34-0410-b5e6-96231b3b80d8
2004-02-17 06:30:34 +00:00
Chris Lattner
e87331d11d
Fix the mneumonics for the mov instructions to have the source and destination
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order in the correct sense!! Arg!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11530 91177308-0d34-0410-b5e6-96231b3b80d8
2004-02-17 06:28:19 +00:00
Chris Lattner
7ddc3fbd22
Fix the last crimes against nature that used the 'ir' ordering to use the
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'ri' ordering instead... no it's not possible to store a register into an
immediate!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11529 91177308-0d34-0410-b5e6-96231b3b80d8
2004-02-17 06:24:02 +00:00
Chris Lattner
f120ebbf8a
GRRR. Move instructions have swapped the order of the r/m operands.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11528 91177308-0d34-0410-b5e6-96231b3b80d8
2004-02-17 06:20:20 +00:00
Chris Lattner
6e173a0d9c
Rename MOVi[mr] instructions to MOV[rm]i
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11527 91177308-0d34-0410-b5e6-96231b3b80d8
2004-02-17 06:16:44 +00:00
Chris Lattner
90c38c8141
Whoops, got my cases swapped.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11526 91177308-0d34-0410-b5e6-96231b3b80d8
2004-02-17 06:02:15 +00:00
Chris Lattner
5a051f65d3
Change to match the newer, simpler, interface
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11525 91177308-0d34-0410-b5e6-96231b3b80d8
2004-02-17 05:54:57 +00:00
Chris Lattner
0f9c491abc
Add support for folding memory operands into AND and IMUL's
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11523 91177308-0d34-0410-b5e6-96231b3b80d8
2004-02-17 05:46:06 +00:00
Chris Lattner
7c035b73a4
Scrunchify code, by adding helpers. No functionality changes.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11522 91177308-0d34-0410-b5e6-96231b3b80d8
2004-02-17 05:35:13 +00:00
Chris Lattner
4ff7876c64
Add mem forms of AND instructions
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11521 91177308-0d34-0410-b5e6-96231b3b80d8
2004-02-17 05:25:50 +00:00
Alkis Evlogimenos
b499866c05
Add API to check and fold memory operands into instructions.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11519 91177308-0d34-0410-b5e6-96231b3b80d8
2004-02-17 04:33:18 +00:00
Chris Lattner
55b5481255
Rename the IMULri* instructions to IMULrri, as they are actually three address
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instructions. Add forms of these instructions that read from memory
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11518 91177308-0d34-0410-b5e6-96231b3b80d8
2004-02-17 04:26:43 +00:00
Alkis Evlogimenos
31bbb5190b
Add peephole optimizations for ADD [MEM], IMM8 instructions.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11511 91177308-0d34-0410-b5e6-96231b3b80d8
2004-02-16 23:50:18 +00:00
Alkis Evlogimenos
7271e0e107
Add two more variants of add. Update comments.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11510 91177308-0d34-0410-b5e6-96231b3b80d8
2004-02-16 23:48:42 +00:00
Chris Lattner
e0f636a068
Add some ADD instructions that take memory operands for Alkis
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11502 91177308-0d34-0410-b5e6-96231b3b80d8
2004-02-16 18:19:31 +00:00
Alkis Evlogimenos
859a18b583
Make dense maps keyed on physical registers smallerusing
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MRegisterInfo::getNumRegs() instead of
MRegisterInfo::FirstVirtualRegister.
Also use MRegisterInfo::is{Physical,Virtual}Register where
appropriate.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11477 91177308-0d34-0410-b5e6-96231b3b80d8
2004-02-15 21:37:17 +00:00
Chris Lattner
0e5b79c174
Implement llvm.(frame|return)address(0) correctly. They are used by the LLVM JIT, among other
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applications
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11459 91177308-0d34-0410-b5e6-96231b3b80d8
2004-02-15 01:04:03 +00:00
Alkis Evlogimenos
b929bca027
Fix problem in DEBUG code. I could be pointing past the end and
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dereferencing it causes an assertion error.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11458 91177308-0d34-0410-b5e6-96231b3b80d8
2004-02-15 00:46:41 +00:00
Chris Lattner
96c3d2e2e7
Fix the 'have a framepointer' case, so that the frame pointer always points
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to the old saved EBP.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11455 91177308-0d34-0410-b5e6-96231b3b80d8
2004-02-15 00:15:37 +00:00
Alkis Evlogimenos
c81efdc59c
Add back machine code deleter pass until we get a MachineCode pass
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that will be responsible for the creation of MachineFunctions and will
be required by all MachineFunctionPass passes.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11453 91177308-0d34-0410-b5e6-96231b3b80d8
2004-02-15 00:03:15 +00:00
Chris Lattner
3193556387
Add support for the 'pop' instruction
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11451 91177308-0d34-0410-b5e6-96231b3b80d8
2004-02-14 21:06:02 +00:00
Chris Lattner
e9dd84ea8a
There is no reason to align the stack pointer if there are no callees of this
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function!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11450 91177308-0d34-0410-b5e6-96231b3b80d8
2004-02-14 20:11:07 +00:00
Chris Lattner
bb07ef97cf
The prologue/epilogue related method calls have no reason to return a value,
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make them return void.
This allows us to avoid some costly MBB.size() calls
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11448 91177308-0d34-0410-b5e6-96231b3b80d8
2004-02-14 19:49:54 +00:00
Chris Lattner
300d0eda6f
finegrainify namespacification, fix 80col prob
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11445 91177308-0d34-0410-b5e6-96231b3b80d8
2004-02-14 06:00:36 +00:00
Chris Lattner
9f87a6ce6f
Urg, right. These need an input value...
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11443 91177308-0d34-0410-b5e6-96231b3b80d8
2004-02-14 04:47:23 +00:00
Chris Lattner
2a0f224ce9
Codegen llvm.memset into rep stos[bwd]. Simplify code for llvm.memcpy
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11442 91177308-0d34-0410-b5e6-96231b3b80d8
2004-02-14 04:46:05 +00:00
Chris Lattner
b89abef577
add 'rep stos[bwd]' instructions
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11441 91177308-0d34-0410-b5e6-96231b3b80d8
2004-02-14 04:45:37 +00:00
Alkis Evlogimenos
f81af21caf
Use newly added next() and prior() utility functions.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11430 91177308-0d34-0410-b5e6-96231b3b80d8
2004-02-14 01:18:34 +00:00
Chris Lattner
0712283e43
There is no need to emit a shift if the size is constant, which is common
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11420 91177308-0d34-0410-b5e6-96231b3b80d8
2004-02-13 23:36:47 +00:00
Alkis Evlogimenos
be766c7246
Remove getAllocatedRegNum(). Use getReg() instead.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11393 91177308-0d34-0410-b5e6-96231b3b80d8
2004-02-13 21:01:20 +00:00
Chris Lattner
915e5e56d7
Add support for the rep movs[bwd] instructions, and emit them when code
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generating the llvm.memcpy intrinsic.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11351 91177308-0d34-0410-b5e6-96231b3b80d8
2004-02-12 17:53:22 +00:00
Alkis Evlogimenos
024126ee23
Change interface so that we can add to the end of a basic block
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without getting an assertion from ilist that we are dereferencing
ilist<T>::end().
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11345 91177308-0d34-0410-b5e6-96231b3b80d8
2004-02-12 08:11:04 +00:00
Alkis Evlogimenos
c0b9dc5be7
Change MachineBasicBlock's vector of MachineInstr pointers into an
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ilist of MachineInstr objects. This allows constant time removal and
insertion of MachineInstr instances from anywhere in each
MachineBasicBlock. It also allows for constant time splicing of
MachineInstrs into or out of MachineBasicBlocks.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11340 91177308-0d34-0410-b5e6-96231b3b80d8
2004-02-12 02:27:10 +00:00
Chris Lattner
b009c0088c
s/getOpCode/getOpcode
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11332 91177308-0d34-0410-b5e6-96231b3b80d8
2004-02-11 19:26:28 +00:00
Chris Lattner
61b08f193a
Add #include
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11285 91177308-0d34-0410-b5e6-96231b3b80d8
2004-02-10 21:18:55 +00:00
Chris Lattner
c31ecb9aae
Remove uses of MachineOperand::isVirtualRegister
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11281 91177308-0d34-0410-b5e6-96231b3b80d8
2004-02-10 20:55:47 +00:00
Chris Lattner
6d21518718
Don't use MachineOperator::is(Phys|Virt)Register
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11276 91177308-0d34-0410-b5e6-96231b3b80d8
2004-02-10 20:31:28 +00:00
Chris Lattner
0bbf3052c2
Tighten up checks
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11274 91177308-0d34-0410-b5e6-96231b3b80d8
2004-02-10 20:25:13 +00:00
Chris Lattner
d21cd809b6
Adjust to the changed StructType interface. In particular, getElementTypes() is gone.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11228 91177308-0d34-0410-b5e6-96231b3b80d8
2004-02-09 04:37:31 +00:00