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Commit Graph

114 Commits

Author SHA1 Message Date
Dale Johannesen
067e8ef08f Move CurDebugLoc into SelectionDAGLowering.
llvm-svn: 63468
2009-01-31 02:22:37 +00:00
Dale Johannesen
39738b1ff8 Make LowerCallTo and LowerArguments take a DebugLoc
argument.  Adjust all callers and overloaded versions.

llvm-svn: 63444
2009-01-30 23:10:59 +00:00
Dale Johannesen
4855b2e85d Propagate debug info when building SelectionDAG.
llvm-svn: 63359
2009-01-30 01:34:22 +00:00
Dan Gohman
bc43253a91 Make isOperationLegal do what its name suggests, and introduce a
new isOperationLegalOrCustom, which does what isOperationLegal
previously did.

Update a bunch of callers to use isOperationLegalOrCustom
instead of isOperationLegal. In some case it wasn't obvious
which behavior is desired; when in doubt I changed then to
isOperationLegalOrCustom as that preserves their previous
behavior.

This is for the second half of PR3376.

llvm-svn: 63212
2009-01-28 17:46:25 +00:00
Duncan Sands
7c360defc8 Formatting.
llvm-svn: 63199
2009-01-28 14:42:54 +00:00
Dan Gohman
00f7052bbb Delete redundant return statements.
llvm-svn: 63120
2009-01-27 19:23:22 +00:00
Anton Korobeynikov
39dee7256d During bittest switch lowering emit shift in the test block, which should (theoretically)
allow us to generate more efficient code. We don't do this now though :)

llvm-svn: 63027
2009-01-26 19:26:01 +00:00
Duncan Sands
392dc77fc6 Cleanup whitespace and comments, and tweak some
prototypes, in operand type legalization.  No
functionality change.

llvm-svn: 62680
2009-01-21 09:00:29 +00:00
Sanjiv Gupta
074553c4fb Allow targets to legalize operations (with illegal operands) that produces multiple values. For example, a load with an illegal operand (a load produces two values, a value and chain).
llvm-svn: 62663
2009-01-21 04:48:39 +00:00
Bill Wendling
cf901346da Use "SINT_TO_FP" instead of "UINT_TO_FP" when getting the exponent. This was
causing the limited precision stuff to produce the wrong result for values in
the range [0, 1).

llvm-svn: 62615
2009-01-20 21:17:57 +00:00
Bill Wendling
5685c90e04 Shift types need to match.
llvm-svn: 62571
2009-01-20 06:10:42 +00:00
Devang Patel
7c2157602d Verify debug info.
llvm-svn: 62545
2009-01-19 23:21:49 +00:00
Mikhail Glushenkov
49be18cfc6 Registry.h should not depend on CommandLine.h.
Split Support/Registry.h into two files so that we have less to
recompile every time CommandLine.h is changed.

llvm-svn: 62312
2009-01-16 07:02:28 +00:00
Mikhail Glushenkov
5000223556 Delete trailing whitespace.
llvm-svn: 62307
2009-01-16 06:53:46 +00:00
Devang Patel
1ee58c7d8c Validate dbg_* intrinsics before lowering them.
llvm-svn: 62286
2009-01-15 23:41:32 +00:00
Rafael Espindola
0aba6c9435 Add the private linkage.
llvm-svn: 62279
2009-01-15 20:18:42 +00:00
Dan Gohman
791e6c24db More consts on TargetLowering references.
llvm-svn: 62262
2009-01-15 16:58:17 +00:00
Gabor Greif
feac7ccdbd minor refactoring: use a more specific API
llvm-svn: 62256
2009-01-15 11:10:44 +00:00
Devang Patel
eed0505ed8 Use DebugInfo interface to lower dbg_* intrinsics.
llvm-svn: 62127
2009-01-13 00:35:13 +00:00
Duncan Sands
bcdbfb63dc Rename getABITypeSize to getTypePaddedSize, as
suggested by Chris.

llvm-svn: 62099
2009-01-12 20:38:59 +00:00
Dan Gohman
b19f5073f9 Fix a bug in ComputeLinearIndex computation handling multi-level
aggregate types. Don't increment the current index after reaching
the end of a struct, as it will already be pointing at
one-past-the end. This fixes PR3288.

llvm-svn: 61828
2009-01-06 22:53:52 +00:00
Devang Patel
689e130117 squash warnings.
llvm-svn: 61707
2009-01-05 17:31:22 +00:00
Duncan Sands
190d6bc636 Fix PR3274: when promoting the condition of a BRCOND node,
promote from i1 all the way up to the canonical SetCC type.
In order to discover an appropriate type to use, pass
MVT::Other to getSetCCResultType.  In order to be able to
do this, change getSetCCResultType to take a type as an
argument, not a value (this is also more logical).

llvm-svn: 61542
2009-01-01 15:52:00 +00:00
Anton Korobeynikov
328347152a Restore debug printing
llvm-svn: 61398
2008-12-23 22:26:18 +00:00
Anton Korobeynikov
f4a9c57b23 Sometimes APInt syntax is really ugly... :(
llvm-svn: 61397
2008-12-23 22:26:01 +00:00
Anton Korobeynikov
a2055f8f17 Indent stuff properly
llvm-svn: 61396
2008-12-23 22:25:45 +00:00
Anton Korobeynikov
9559c8c377 Initial checkin of APInt'ififcation of switch lowering
llvm-svn: 61395
2008-12-23 22:25:27 +00:00
Dan Gohman
a0f1fc06c4 Clean up the atomic opcodes in SelectionDAG.
This removes all the _8, _16, _32, and _64 opcodes and replaces each
group with an unsuffixed opcode. The MemoryVT field of the AtomicSDNode
is now used to carry the size information. In tablegen, the size-specific
opcodes are replaced by size-independent opcodes that utilize the
ability to compose them with predicates.

This shrinks the per-opcode tables and makes the code that handles
atomics much more concise.

llvm-svn: 61389
2008-12-23 21:37:04 +00:00
Evan Cheng
96d87db03b We have decided not to support inline asm where an output operand with a matching input operand with incompatible type (i.e. either one is a floating point and the other is an integer or the sizes of the types differ). SelectionDAGBuild will catch these and exit with an error.
llvm-svn: 61092
2008-12-16 18:21:39 +00:00
Bill Wendling
a3b718a3c9 Whitespace fixes.
llvm-svn: 60818
2008-12-10 00:28:22 +00:00
Bill Wendling
4c8fb3a0cc Add sub/mul overflow intrinsics. This currently doesn't have a
target-independent way of determining overflow on multiplication. It's very
tricky. Patch by Zoltan Varga!

llvm-svn: 60800
2008-12-09 22:08:41 +00:00
Duncan Sands
5de8739964 There are no longer any places that require a
MERGE_VALUES node with only one operand, so get
rid of special code that only existed to handle
that possibility.

llvm-svn: 60349
2008-12-01 11:41:29 +00:00
Bill Wendling
0560ba7668 - Make lowering of "add with overflow" customizable by back-ends.
- Mark "add with overflow" as having a custom lowering for X86. Give it a null
  lowering representation for now.

llvm-svn: 59971
2008-11-24 19:21:46 +00:00
Mon P Wang
e1c40f4258 Added check to avoid generating extract subvector beyond the end of the vector when normalizing vector shuffles.
llvm-svn: 59900
2008-11-23 04:35:05 +00:00
Chris Lattner
08bdf9dfab reapply Sanjiv's patch to genericize memcpy/memset/memmove to take an
arbitrary integer width for the count.

llvm-svn: 59823
2008-11-21 16:42:48 +00:00
Bill Wendling
4c5afef830 Revert r59802. It was breaking the build of llvm-gcc:
g++ -m32 -c -g -DIN_GCC -W -Wall -Wwrite-strings -Wmissing-format-attribute -fno-common -mdynamic-no-pic -DHAVE_CONFIG_H -Wno-unused -DTARGET_NAME=\"i386-apple-darwin9.5.0\" -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 -DENABLE_LLVM -I/Volumes/Sandbox/Buildbot/llvm/full-llvm/build/llvm.obj/../llvm.src/include  -D_DEBUG  -D_GNU_SOURCE -D__STDC_LIMIT_MACROS -D__STDC_CONSTANT_MACROS   -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 ../../llvm-gcc.src/gcc/llvm-types.cpp -o llvm-types.o
../../llvm-gcc.src/gcc/llvm-convert.cpp: In member function 'void TreeToLLVM::EmitMemCpy(llvm::Value*, llvm::Value*, llvm::Value*, unsigned int)':
../../llvm-gcc.src/gcc/llvm-convert.cpp:1496: error: 'memcpy_i32' is not a member of 'llvm::Intrinsic'
../../llvm-gcc.src/gcc/llvm-convert.cpp:1496: error: 'memcpy_i64' is not a member of 'llvm::Intrinsic'
../../llvm-gcc.src/gcc/llvm-convert.cpp: In member function 'void TreeToLLVM::EmitMemMove(llvm::Value*, llvm::Value*, llvm::Value*, unsigned int)':
../../llvm-gcc.src/gcc/llvm-convert.cpp:1512: error: 'memmove_i32' is not a member of 'llvm::Intrinsic'
../../llvm-gcc.src/gcc/llvm-convert.cpp:1512: error: 'memmove_i64' is not a member of 'llvm::Intrinsic'
../../llvm-gcc.src/gcc/llvm-convert.cpp: In member function 'void TreeToLLVM::EmitMemSet(llvm::Value*, llvm::Value*, llvm::Value*, unsigned int)':
../../llvm-gcc.src/gcc/llvm-convert.cpp:1528: error: 'memset_i32' is not a member of 'llvm::Intrinsic'
../../llvm-gcc.src/gcc/llvm-convert.cpp:1528: error: 'memset_i64' is not a member of 'llvm::Intrinsic'
make[3]: *** [llvm-convert.o] Error 1
make[3]: *** Waiting for unfinished jobs....
rm fsf-funding.pod gcov.pod gfdl.pod cpp.pod gpl.pod gcc.pod
make[2]: *** [all-stage1-gcc] Error 2
make[1]: *** [stage1-bubble] Error 2
make: *** [all] Error 2

llvm-svn: 59809
2008-11-21 09:09:41 +00:00
Sanjiv Gupta
89a7e67578 Make mem[cpy,move,set] intrinsics overloaded.
llvm-svn: 59802
2008-11-21 07:49:09 +00:00
Mon P Wang
1026a93fd1 Clean up normalization of shuffles
llvm-svn: 59792
2008-11-21 04:25:21 +00:00
Bill Wendling
380aac5f70 Combine the two add with overflow intrinsics lowerings. They differ only in DAG node type.
llvm-svn: 59788
2008-11-21 02:38:44 +00:00
Bill Wendling
b2442fb4d2 Generate code for llvm.uadd.with.overflow intrinsic. No conversion support yet.
llvm-svn: 59786
2008-11-21 02:33:36 +00:00
Bill Wendling
e4815d4f45 Remove chains. Unnecessary.
llvm-svn: 59783
2008-11-21 02:22:59 +00:00
Bill Wendling
0f9b6c3524 Rename "ADDO" to "SADDO" and "UADDO". The "UADDO" isn't equivalent to "ADDC"
because the boolean it returns to indicate an overflow may not be treated like
as a flag. It could be stored to memory, for instance.

llvm-svn: 59780
2008-11-21 02:12:42 +00:00
Bill Wendling
02db3b99bf Implement the sadd_with_overflow intrinsic. This is converted into
"ISD::ADDO". ISD::ADDO is lowered into a target-independent form that does the
addition and then checks if the result is less than one of the operands. (If it
is, then there was an overflow.)

llvm-svn: 59779
2008-11-21 02:03:52 +00:00
Bill Wendling
939e13da58 80-column violation.
llvm-svn: 59718
2008-11-20 07:24:30 +00:00
Bill Wendling
3460a79979 Rename stackprotector_create intrinsic to stackprotector.
llvm-svn: 59519
2008-11-18 11:01:33 +00:00
Bill Wendling
485d094231 Remove the stackprotector_check intrinsic. Use a volatile load instead.
llvm-svn: 59504
2008-11-18 07:30:57 +00:00
Mon P Wang
b6661b480b Improved shuffle normalization to avoid using extract/build when we
can extract using different indexes for two vectors. Added a few tests
for vector shuffles.

llvm-svn: 59399
2008-11-16 05:06:27 +00:00
Mon P Wang
6792115592 Added CONVERT_RNDSAT (conversion with rounding and saturation) SDNode to
support targets that support these conversions. Users should avoid using
this node as the current targets don't generating code for it.

llvm-svn: 59001
2008-11-10 20:54:11 +00:00
Mon P Wang
911ee5bf8b Added support for the following definition of shufflevector
<result> = shufflevector <n x <ty>> <v1>, <n x <ty>> <v2>, <m x i32> <mask> 

llvm-svn: 58964
2008-11-10 04:46:22 +00:00
Bill Wendling
3fe9fef0da - Modify the stack protector algorithm so that the stack slot is allocated in
LLVM IR code and not in the selection DAG ISel. This is a cleaner solution.

- Fix the heuristic for determining if protectors are necessary. The previous
  one wasn't checking the proper type size.

llvm-svn: 58824
2008-11-07 01:23:58 +00:00