Evan Cheng
ba11945234
Legalizer was missing code that expand fpow to a libcall.
...
llvm-svn: 56028
2008-09-09 23:02:14 +00:00
Bill Wendling
5d6d774240
Adding 6-, 12-, and 18-bit limited-precision floating-point support for exp2
...
function.
llvm-svn: 56025
2008-09-09 22:39:21 +00:00
Dale Johannesen
ba2bbe0c55
Move the uglier parts of deciding not to emit a
...
UsedDirective for some symbols in llvm.used into
Darwin-specific code. I've decided LessPrivateGlobal
is potentially a useful abstraction and left it in
the target-independent area, with improved comment.
llvm-svn: 56024
2008-09-09 22:29:13 +00:00
Bill Wendling
103d08d4ce
Add support for 6-, 12-, and 18-bit limited precision calculations of exp for
...
floating-point numbers.
llvm-svn: 56023
2008-09-09 22:13:54 +00:00
Dan Gohman
2799e1dc63
Add a new option, -fast-isel-verbose, that can be used with
...
-fast-isel-no-abort to get a dump of all unhandled instructions,
without an abort.
llvm-svn: 56021
2008-09-09 22:06:46 +00:00
Evan Cheng
f3a3ee6d01
Clear preference when it no longer makes sense.
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llvm-svn: 56019
2008-09-09 21:44:23 +00:00
Owen Anderson
0bdc9407ca
Clean this up, based on Evan's suggestions.
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llvm-svn: 56009
2008-09-09 20:47:17 +00:00
Bill Wendling
929486349f
- Add support for 6-, 12-, and 18-bit limited precision floating-point "log"
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values.
- Refactored some of the code.
llvm-svn: 56008
2008-09-09 20:39:27 +00:00
Evan Cheng
304fba81c9
Fix PR2757. Ignore liveinterval register allocation preference if the preference register is not in the right register class. This can happen due to sub-register coalescing.
...
llvm-svn: 56006
2008-09-09 20:22:01 +00:00
Anton Korobeynikov
6ad8b060d0
Make safer variant of alias resolution routine to be default
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llvm-svn: 56005
2008-09-09 20:05:04 +00:00
Bill Wendling
727b25981a
Add limited precision floating-point conversions of log10 for 6- and 18-bit
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precisions.
llvm-svn: 56000
2008-09-09 18:42:23 +00:00
Owen Anderson
22debc8bec
Check for type legality before materializing integer constants in fast isel. With this change,
...
all of MultiSource/Applications passes on Darwin/X86 under FastISel.
llvm-svn: 55982
2008-09-09 06:32:02 +00:00
Dan Gohman
4b334f02b1
Remove the code that protected FastISel from aborting in
...
the case of loads, stores, and conditional branches. It can
handle those now, so any that aren't handled should trigger
the abort.
llvm-svn: 55977
2008-09-09 02:40:04 +00:00
Evan Cheng
dc011a1b10
Fix a constant lowering bug. Now we can do load and store instructions with funky getelementptr embedded in the address operand.
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llvm-svn: 55975
2008-09-09 01:26:59 +00:00
Dale Johannesen
1ed08a58d1
Fix logic for not emitting no-dead-strip for some
...
objects in llvm.used (thanks Anton). Makes visible
the magic 'l' prefix for symbols on Darwin which are
to be passed through the assembler, then removed at
linktime (previously all references to this had been
hidden in the ObjC FE code, oh well).
llvm-svn: 55973
2008-09-09 01:21:22 +00:00
Bill Wendling
701da64da7
Add support for floating-point calculations of log2 with limited precisions of 6
...
and 18.
llvm-svn: 55968
2008-09-09 00:28:24 +00:00
Dale Johannesen
372133f1c8
Don't suppress no-dead-strip for used static functions.
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llvm-svn: 55962
2008-09-08 21:21:49 +00:00
Anton Korobeynikov
d82cd01929
Reapply 55904: Unbreak and fix indentation
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llvm-svn: 55958
2008-09-08 21:13:56 +00:00
Dan Gohman
121cc3c111
Fix a few I's that were meant to be renamed to BI's.
...
llvm-svn: 55942
2008-09-08 20:37:59 +00:00
Dale Johannesen
78617b727e
Redo the 3 existing low-precision expansions to
...
use float constants. An oversight by the numerics
people who supplied this.
llvm-svn: 55930
2008-09-08 18:00:26 +00:00
Bill Wendling
4cc4caab72
Reverting r55898 to r55909. One of these patches was causing an ICE during the full bootstrap on Darwin:
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/Volumes/Sandbox/Buildbot/llvm/full-llvm/build/llvm-gcc.obj/./gcc/xgcc
-B/Volumes/Sandbox/Buildbot/llvm/full-llvm/build/llvm-gcc.obj/./gcc/
-B/Volumes/Sandbox/Buildbot/llvm/full-llvm/build/llvm-gcc.install/i386-apple-darwin9.4.0/bin/
-B/Volumes/Sandbox/Buildbot/llvm/full-llvm/build/llvm-gcc.install/i386-apple-darwin9.4.0/lib/
-isystem /Volumes/Sandbox/Buildbot/llvm/full-llvm/build/llvm-gcc.install/i386-apple-darwin9.4.0/include
-isystem /Volumes/Sandbox/Buildbot/llvm/full-llvm/build/llvm-gcc.install/i386-apple-darwin9.4.0/sys-include
-O2 -O2 -g -O2 -DIN_GCC -W -Wall -Wwrite-strings
-Wstrict-prototypes -Wmissing-prototypes -Wold-style-definition
-isystem ./include -fPIC -pipe -g -DHAVE_GTHR_DEFAULT -DIN_LIBGCC2
-D__GCC_FLOAT_NOT_NEEDED -I. -I. -I../../llvm-gcc.src/gcc
-I../../llvm-gcc.src/gcc/. -I../../llvm-gcc.src/gcc/../include
-I./../intl -I../../llvm-gcc.src/gcc/../libcpp/include
-I../../llvm-gcc.src/gcc/../libdecnumber -I../libdecnumber
-I/Volumes/Sandbox/Buildbot/llvm/full-llvm/build/llvm.obj/include
-I/Volumes/Sandbox/Buildbot/llvm/full-llvm/build/llvm.src/include
-DSHARED -m64 -DL_negdi2 -c ../../llvm-gcc.src/gcc/libgcc2.c -o
libgcc/x86_64/_negdi2_s.o
Assertion failed: (TargetRegisterInfo::isVirtualRegister(regA) &&
TargetRegisterInfo::isVirtualRegister(regB) && "cannot update physical
register live information"), function runOnMachineFunction, file
/Volumes/Sandbox/Buildbot/llvm/full-llvm/build/llvm.src/lib/CodeGen/TwoAddressInstructionPass.cpp,
line 311.
/Volumes/Sandbox/Buildbot/llvm/full-llvm/build/llvm-gcc.obj/./gcc/xgcc
-B/Volumes/Sandbox/Buildbot/llvm/full-llvm/build/llvm-gcc.obj/./gcc/
-B/Volumes/Sandbox/Buildbot/llvm/full-llvm/build/llvm-gcc.install/i386-apple-darwin9.4.0/bin/
-B/Volumes/Sandbox/Buildbot/llvm/full-llvm/build/llvm-gcc.install/i386-apple-darwin9.4.0/lib/
-isystem /Volumes/Sandbox/Buildbot/llvm/full-llvm/build/llvm-gcc.install/i386-apple-darwin9.4.0/include
-isystem /Volumes/Sandbox/Buildbot/llvm/full-llvm/build/llvm-gcc.install/i386-apple-darwin9.4.0/sys-include
-O2 -O2 -g -O2 -DIN_GCC -W -Wall -Wwrite-strings
-Wstrict-prototypes -Wmissing-prototypes -Wold-style-definition
-isystem ./include -fPIC -pipe -g -DHAVE_GTHR_DEFAULT -DIN_LIBGCC2
-D__GCC_FLOAT_NOT_NEEDED -I. -I. -I../../llvm-gcc.src/gcc
-I../../llvm-gcc.src/gcc/. -I../../llvm-gcc.src/gcc/../include
-I./../intl -I../../llvm-gcc.src/gcc/../libcpp/include
-I../../llvm-gcc.src/gcc/../libdecnumber -I../libdecnumber
-I/Volumes/Sandbox/Buildbot/llvm/full-llvm/build/llvm.obj/include
-I/Volumes/Sandbox/Buildbot/llvm/full-llvm/build/llvm.src/include
-DSHARED -m64 -DL_lshrdi3 -c ../../llvm-gcc.src/gcc/libgcc2.c -o
libgcc/x86_64/_lshrdi3_s.o
../../llvm-gcc.src/gcc/unwind-dw2.c:1527: internal compiler error: Abort trap
Please submit a full bug report,
with preprocessed source if appropriate.
See <URL:http://developer.apple.com/bugreporter > for instructions.
{standard input}:unknown:Undefined local symbol LBB21_11
{standard input}:unknown:Undefined local symbol LBB21_12
{standard input}:unknown:Undefined local symbol LBB21_13
{standard input}:unknown:Undefined local symbol LBB21_8
llvm-svn: 55928
2008-09-08 17:59:12 +00:00
Dan Gohman
c9fdcfb189
In visitUREM, arrange for the temporary UDIV node to be
...
revisited, consistent with the code in visitSREM.
llvm-svn: 55923
2008-09-08 16:59:01 +00:00
Daniel Dunbar
ddd9b2aeb0
Add VISIBILITY_HIDDEN on SDISelAsmOperandInfo
...
llvm-svn: 55922
2008-09-08 16:56:08 +00:00
Dan Gohman
f2a912c2a7
Add AsmPrinter support for i128 and larger static initializer data.
...
llvm-svn: 55919
2008-09-08 16:40:13 +00:00
Dan Gohman
afe7e3f3b1
Fix the string for ISD::UDIVREM.
...
llvm-svn: 55917
2008-09-08 16:30:29 +00:00
Evan Cheng
432600a47a
Avoid redefinition and nnbreak windows build.
...
llvm-svn: 55911
2008-09-08 16:01:27 +00:00
Anton Korobeynikov
5ea45bb9eb
Unbreak and fix indentation
...
llvm-svn: 55904
2008-09-08 14:23:34 +00:00
Evan Cheng
8cb490d2f3
Add fast isel physical register definition support.
...
llvm-svn: 55892
2008-09-08 08:38:20 +00:00
Bill Wendling
2239de4290
Revert my previous change -- the subtraction of two constants was a no-op
...
before. This is taken care of in the selection DAG pass. In my opinion, this
should be in one place or the other. I.e., it should probably be removed from
the DAG combiner (along with the other arithmetic transformations on constants
that are essentially no-ops).
llvm-svn: 55889
2008-09-08 01:56:32 +00:00
Bill Wendling
91e9abe370
Convert
...
// fold (sub c1, c2) -> c1-c2
from a no-op into an actual transformation.
llvm-svn: 55886
2008-09-07 11:34:47 +00:00
Evan Cheng
396c744dfa
Indentation.
...
llvm-svn: 55880
2008-09-07 09:04:52 +00:00
Evan Cheng
285350703c
- Doh. Pass vector by value is bad.
...
- Add a AnalyzeCallResult specialized for calls which produce a single value. This is used by fastisel.
llvm-svn: 55879
2008-09-07 09:02:18 +00:00
Dale Johannesen
3be45974bb
Next limited float precision expansion (log2 12 bits)
...
llvm-svn: 55866
2008-09-05 23:49:37 +00:00
Owen Anderson
453bcfcf8d
Revert r55859. This is breaking the build in the abscence of its companion commit.
...
llvm-svn: 55865
2008-09-05 23:36:01 +00:00
Dan Gohman
85d35b92df
Move the code that inserts copies for function livein registers
...
out of ScheduleDAGEmit.cpp and into SelectionDAGISel.cpp. This
allows it to be run exactly once per function, even if multiple
SelectionDAG iterations happen in the entry block, as may happen
with FastISel.
llvm-svn: 55863
2008-09-05 22:59:21 +00:00
Dale Johannesen
6b48790d88
Add the next limited-precision expansion.
...
llvm-svn: 55856
2008-09-05 21:27:19 +00:00
Dan Gohman
b22e9b050f
FastISel support for AND and OR with type i1.
...
llvm-svn: 55846
2008-09-05 18:44:22 +00:00
Dale Johannesen
116163ab21
Add hooks for other intrinsics to get low-precision expansions.
...
llvm-svn: 55845
2008-09-05 18:38:42 +00:00
Dan Gohman
525caf83e5
FastISel support for ConstantExprs.
...
llvm-svn: 55843
2008-09-05 18:18:20 +00:00
Dan Gohman
13d7484b4a
Revert r55817. It broke PIC. FastISel will need to find a different
...
approach here.
llvm-svn: 55842
2008-09-05 18:13:01 +00:00
Evan Cheng
339a06f29e
Add a variant of AnalyzeCallOperands that can be used by fast isel.
...
llvm-svn: 55838
2008-09-05 16:59:26 +00:00
Duncan Sands
566e0f1053
"Fix" PR2762. The testcase now crashes codegen
...
elsewhere due to a missing pattern for
v2f64 = sint_to_fp v2i32. That is PR2687.
llvm-svn: 55828
2008-09-05 08:13:35 +00:00
Dan Gohman
a3987ed4e2
Fix a search+replace-o.
...
llvm-svn: 55824
2008-09-05 01:58:21 +00:00
Dale Johannesen
ce63ed5b47
Add -flimit-float-precision to enable some faster,
...
but less accurate (non-IEEE) code sequences for
certain math library functions. Add the first of
several such expansions. Don't worry, if you don't
turn it on it won't affect you.
llvm-svn: 55823
2008-09-05 01:48:15 +00:00
Dan Gohman
e64326ff34
FastISel support for unreachable.
...
llvm-svn: 55818
2008-09-05 01:08:41 +00:00
Dan Gohman
fcd2cbd985
In FastISel mode, the scheduler may be invoked multiple times
...
in the same block. Fix the entry-block handling to only run at
at the beginning of the entry block, and not any other times.
llvm-svn: 55817
2008-09-05 01:07:48 +00:00
Owen Anderson
6d5b72d45a
Add initial support for selecting constant materializations that require constant
...
pool loads on X86 in fast isel. This isn't actually used yet.
llvm-svn: 55814
2008-09-05 00:06:23 +00:00
Dan Gohman
1ffb4ad3a8
Add an include of SmallSet.h.
...
llvm-svn: 55793
2008-09-04 20:49:27 +00:00
Dan Gohman
e1f9be27bc
Tidy up several unbeseeming casts from pointer to intptr_t.
...
llvm-svn: 55779
2008-09-04 17:05:41 +00:00
Dan Gohman
7ee14837e6
Clean up uses of TargetLowering::getTargetMachine.
...
llvm-svn: 55769
2008-09-04 15:39:15 +00:00