Chris Lattner
7ed96abc09
add a note noticed through source inspection
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30418 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-16 23:57:51 +00:00
Chris Lattner
88640b5ecd
add a note
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30406 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-16 03:30:19 +00:00
Chris Lattner
cbce2f6c1b
add a nate note
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30399 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-15 20:31:36 +00:00
Evan Cheng
c45a2c72cc
Remove a unnecessary check.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30382 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-14 23:55:02 +00:00
Chris Lattner
f0613e1e7c
add a note
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30377 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-14 20:56:30 +00:00
Anton Korobeynikov
b74ed07bfd
Adding dllimport, dllexport and external weak linkage types.
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DLL* linkages got full (I hope) codegeneration support in C & both x86
assembler backends.
External weak linkage added for future use, we don't provide any
codegeneration, etc. support for it.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30374 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-14 18:23:27 +00:00
Chris Lattner
08c33011d1
add note about switch lowering
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30308 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-13 23:37:16 +00:00
Evan Cheng
80543c8305
Skip over first operand when determining REX prefix for two-address code.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30300 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-13 19:07:28 +00:00
Chris Lattner
bfd68a7858
Turn X < 0 -> TEST X,X js
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30294 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-13 17:04:54 +00:00
Chris Lattner
7a6366de86
The sense of this branch was inverted :(
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30293 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-13 16:56:12 +00:00
Rafael Espindola
3ad5e5cf99
add shifts to addressing mode 1
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30291 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-13 12:09:43 +00:00
Chris Lattner
0f27fc34f7
Fix a regression in the 32-bit port from the 64-bit port landing.
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We now compile CodeGen/X86/lea-2.ll into:
_test:
movl 4(%esp), %eax
movl 8(%esp), %ecx
leal -5(%ecx,%eax,4), %eax
ret
instead of:
_test:
movl 4(%esp), %eax
leal (,%eax,4), %eax
addl 8(%esp), %eax
addl $4294967291, %eax
ret
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30288 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-13 04:45:25 +00:00
Chris Lattner
d1468d3332
new note
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30286 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-13 04:19:50 +00:00
Chris Lattner
95af34e33f
new note
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30285 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-13 03:54:54 +00:00
Chris Lattner
f95705163f
Compile X > -1 -> text X,X; js dest
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This implements CodeGen/X86/jump_sign.ll.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30283 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-13 03:22:10 +00:00
Evan Cheng
c356a572e3
Reflects MachineConstantPoolEntry changes.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30279 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-12 21:04:05 +00:00
Chris Lattner
adaa38f13d
add a note
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30271 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-12 06:36:01 +00:00
Chris Lattner
0bfd7fde43
Testcase noticed from PR906
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30269 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-11 23:00:56 +00:00
Chris Lattner
2a33a3f08d
add compilable testcase
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30268 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-11 22:57:51 +00:00
Rafael Espindola
817e7fdb8b
implement SRL and MUL
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30262 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-11 19:24:19 +00:00
Rafael Espindola
1b3956b516
add the correct fallback for ARMDAGToDAGISel::SelectAddrMode1
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30261 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-11 19:23:32 +00:00
Rafael Espindola
7cca7c5317
partial implementation of the ARM Addressing Mode 1
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30252 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-11 17:25:40 +00:00
Rafael Espindola
ff59d22232
call AsmPrinter::doInitialization in ARMAsmPrinter::doInitialization
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30246 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-11 12:49:38 +00:00
Evan Cheng
f47d167c3b
Updates.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30245 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-11 05:35:17 +00:00
Evan Cheng
0f4aa6ee20
Update README file.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30244 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-11 05:25:15 +00:00
Evan Cheng
734503be59
X86ISD::CMP now produces a chain as well as a flag. Make that the chain
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operand of a conditional branch to allow load folding into CMP / TEST
instructions.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30241 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-11 02:19:56 +00:00
Nate Begeman
019f851ab2
Behold, more work on relocations. Things are looking pretty good now.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30240 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-10 23:03:44 +00:00
Anton Korobeynikov
f369dd26fb
Removed unnecessary Mangler creation.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30239 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-10 21:17:03 +00:00
Chris Lattner
1e14289ef9
Add cbe support for powi
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30226 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-09 06:17:12 +00:00
Nate Begeman
94be248dbb
First pass at supporting relocations. Relocations are written correctly to
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the file now, however the relocated address is currently wrong. Fixing
that will require some deep pondering.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30207 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-08 22:42:09 +00:00
Evan Cheng
6f34b43292
Fixed a FuseTwoAddrInst() bug: consider GlobalAddress and JumpTableIndex
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in addition to immediate operands.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30205 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-08 21:08:13 +00:00
Rafael Espindola
0a200600e7
implement shl and sra
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30191 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-08 17:36:23 +00:00
Chris Lattner
40f4ba5e71
Use __USER_LABEL_PREFIX__ to get the prefix added by the current host.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30190 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-08 17:03:56 +00:00
Rafael Espindola
4e30764d55
add the eor (xor) instruction
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30189 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-08 16:59:47 +00:00
Jim Laskey
f45c25f720
Missing tab
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30188 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-08 13:06:56 +00:00
Rafael Espindola
5c2aa0a4d8
implement unconditional branches
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fix select.ll
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30186 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-08 12:47:03 +00:00
Evan Cheng
36978b9c61
Remove TEST64mr. It's same as TEST64rm since and is commutative.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30178 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-08 06:56:55 +00:00
Evan Cheng
25ab690a43
Committing X86-64 support.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30177 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-08 06:48:29 +00:00
Nate Begeman
6fe6084ebf
We actually do support object file writing, so don't return true (error)
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30173 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-08 03:42:15 +00:00
Evan Cheng
8cf723d8eb
- Identify a vector_shuffle that can be turned into an undef, e.g.
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shuffle V1, <undef>, <undef, undef, 4, 5>
- Fix some suspicious logic into LowerVectorShuffle that cause less than
optimal code by failing to identify MOVL (move to lowest element of a
vector).
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30171 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-08 01:50:06 +00:00
Jim Laskey
fde1b3bb2f
1. Remove condition on delete.
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2. Protect and outline createTargetAsmInfo.
3. Misc. kruft.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30169 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-07 23:39:26 +00:00
Chris Lattner
2dd538c2d2
add a new value for the command line optn
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30165 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-07 22:32:28 +00:00
Chris Lattner
cdb341dcfa
Fix a cross-build issue. The asmsyntax shouldn't be affected by the build
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host, it should be affected by the target. Allow the command line option to
override in either case.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30164 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-07 22:29:41 +00:00
Jim Laskey
a0f3d17daa
Make target asm info a property of the target machine.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30162 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-07 22:06:40 +00:00
Jim Laskey
8e8de8f776
Break out target asm info into separate files.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30161 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-07 22:05:02 +00:00
Chris Lattner
ffc0b2663e
Eliminate X86ISD::TEST, using X86ISD::CMP instead. Match X86ISD::CMP patterns
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using test, which provides nice simplifications like:
- movl %edi, %ecx
- andl $2, %ecx
- cmpl $0, %ecx
+ testl $2, %edi
je LBB1_11 #cond_next90
There are a couple of dagiselemitter deficiencies that this exposes, they will
be handled later.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30156 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-07 20:33:45 +00:00
Chris Lattner
b14ca605d7
Some notes on better load folding we could do
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30155 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-07 20:32:01 +00:00
Evan Cheng
ec3bc39413
Consistency.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30152 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-07 19:03:48 +00:00
Jim Laskey
05a059d5d8
Make the x86 asm flavor part of the subtarget info.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30146 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-07 12:23:47 +00:00
Evan Cheng
95971c51b0
Clean up.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30140 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-07 01:17:57 +00:00