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22023 Commits

Author SHA1 Message Date
Nate Begeman 611ecc07b6 Add documentation for the upcoming bswap intrinsics! 
llvm-svn: 25300
 2006-01-13 23:02:51 +00:00
Robert Bocchino a83529678e Added instcombine support for extractelement. 
llvm-svn: 25299
 2006-01-13 22:48:06 +00:00
Chris Lattner 403a11ca8f testcase for PR691 
llvm-svn: 25298
 2006-01-13 22:05:36 +00:00
Chris Lattner db8c13acf3 new testcases for the stackrestore instcombine optimizations 
llvm-svn: 25297
 2006-01-13 22:01:47 +00:00
Evan Cheng 392c7d2779 Add truncstore i1 patterns. 
llvm-svn: 25296
 2006-01-13 21:45:19 +00:00
Chris Lattner 5fba6e6696 it is ok to dce stacksave. 
llvm-svn: 25295
 2006-01-13 21:31:54 +00:00
Chris Lattner 503221f5c5 Do a simple instcombine xforms to delete llvm.stackrestore cases. 
llvm-svn: 25294
 2006-01-13 21:28:09 +00:00
Chris Lattner 5f9c134bac Fix a bug in my last X86 checkin, pointed out by cozmic 
llvm-svn: 25293
 2006-01-13 20:19:44 +00:00
Chris Lattner c66b223b28 Simplify this a tiny bit by using the new IntrinsicInst functionality. 
llvm-svn: 25292
 2006-01-13 20:11:04 +00:00
Chris Lattner 0de6020d6a Simplify the implementations of classof using the new IntrinsicInst classof. 
llvm-svn: 25291
 2006-01-13 20:00:51 +00:00
Evan Cheng dba84bbc1e LHS = X86ISD::CMOVcc LHS, RHS means LHS = RHS if cc. So the operands must be 
flipped around.

llvm-svn: 25290
 2006-01-13 19:51:46 +00:00
Chris Lattner d5bb9df4d8 Add some functionality to the IntrinsicInst class and some comments 
llvm-svn: 25289
 2006-01-13 19:49:02 +00:00
Chris Lattner 45406c0c53 Permit inlining functions that contain dynamic allocations now that 
InlineFunction handles this case safely.  This implements
Transforms/Inline/dynamic_alloca_test.ll.

llvm-svn: 25288
 2006-01-13 19:35:43 +00:00
Chris Lattner accc5bfe92 New testcase that functions with dynamic allocas can be inlined, and are 
inlined correctly.

llvm-svn: 25287
 2006-01-13 19:35:05 +00:00
Chris Lattner 2be0607a8d If inlining a call to a function that contains dynamic allocas, wrap the 
resultant code with llvm.stacksave/llvm.stackrestore intrinsics.

llvm-svn: 25286
 2006-01-13 19:34:14 +00:00
Chris Lattner e24f79a032 Use ClonedCodeInfo to avoid another walk over the inlined code, this this 
time in common C cases.

llvm-svn: 25285
 2006-01-13 19:18:11 +00:00
Chris Lattner 19e6a08d78 Use the ClonedCodeInfo object to avoid scans of the inlined code when 
it doesn't contain any calls.  This is a fairly common case for C++ code,
so it will probably speed up the inliner marginally in these cases.

llvm-svn: 25284
 2006-01-13 19:15:15 +00:00
Chris Lattner 908d79556d Refactor a bunch of invoke handling stuff out into a new function 
"HandleInlinedInvoke".  No functionality change.

llvm-svn: 25283
 2006-01-13 19:05:59 +00:00
Andrew Lenharth 045371a744 make DAG isel the default 
llvm-svn: 25282
 2006-01-13 18:49:47 +00:00
Chris Lattner edad1288fd Allow the code cloning interfaces to capture some important info about the 
code being cloned if the client wants.

llvm-svn: 25281
 2006-01-13 18:39:17 +00:00
Chris Lattner 257492c0ab Fix a bug I noticed by inspection: if the first instruction in the inlined 
function was not an alloca, we wouldn't check the entry block for any allocas,
leading to increased stack space in some cases.  In practice, allocas are almost
always at the top of the block, so this was never noticed.

llvm-svn: 25280
 2006-01-13 18:16:48 +00:00
Chris Lattner 49c4d536bd Fix 80 column violations 
llvm-svn: 25279
 2006-01-13 18:06:56 +00:00
Chris Lattner 1a8d918ef1 Enable X86 support for savestack/restorestack 
llvm-svn: 25278
 2006-01-13 18:00:54 +00:00
Chris Lattner 776c326c96 implement stacksave/stackrestore on PPC 
llvm-svn: 25277
 2006-01-13 17:52:03 +00:00
Chris Lattner ed9b3e1c0a If a target specified a stack pointer with setStackPointerRegisterToSaveRestore, 
lower STACKSAVE/STACKRESTORE into a copy from/to that register.

llvm-svn: 25276
 2006-01-13 17:48:44 +00:00
Chris Lattner 3b8b0c4f6a Provide an interface for Targets to specify their stack pointer register 
for llvm.stacksave/restore.

llvm-svn: 25275
 2006-01-13 17:47:52 +00:00
Duraid Madina 0b94324c5e don't be a doofus - this fixes storing bools 
llvm-svn: 25274
 2006-01-13 10:28:25 +00:00
Chris Lattner b32664583b Compile llvm.stacksave/restore into STACKSAVE/STACKRESTORE nodes, and allow 
targets to custom expand them as they desire.

llvm-svn: 25273
 2006-01-13 02:50:02 +00:00
Chris Lattner 8e2f52e645 expand unsupported stacksave/stackrestore nodes 
llvm-svn: 25272
 2006-01-13 02:42:53 +00:00
Chris Lattner fdc6d1ea69 new nodes 
llvm-svn: 25271
 2006-01-13 02:40:58 +00:00
Chris Lattner a5110e854d add stacksave/stackrestore nodes 
llvm-svn: 25270
 2006-01-13 02:39:42 +00:00
Chris Lattner 00720d8ff0 testcase for the llvm.stacksave/llvm.stackrestore intrinsics. 
llvm-svn: 25269
 2006-01-13 02:25:08 +00:00
Chris Lattner 6c9c250dcd Add "support" for stacksave/stackrestore to the dag isel 
llvm-svn: 25268
 2006-01-13 02:24:42 +00:00
Chris Lattner 3b2b0aff0c Add "support" for the llvm.stacksave/stackrestore intrinsics, this is 
used by the C backend.

llvm-svn: 25267
 2006-01-13 02:22:08 +00:00
Chris Lattner c482f16da1 Add recognition and verification of new llvm.stacksave/llvm.stackrestore intrinsics 
llvm-svn: 25266
 2006-01-13 02:15:39 +00:00
Chris Lattner e581304f2d add new llvm.stacksave/llvm.stackrestore intrinsics 
llvm-svn: 25265
 2006-01-13 02:15:02 +00:00
Chris Lattner 2f0f001dab Add llvm.stacksave and llvm.stackrestore. 
llvm-svn: 25264
 2006-01-13 02:03:13 +00:00
Evan Cheng f00374e4a8 Minor update. 
llvm-svn: 25263
 2006-01-13 01:20:42 +00:00
Chris Lattner b3d430e393 void* is not legal in LLVM. 
llvm-svn: 25262
 2006-01-13 01:20:27 +00:00
Evan Cheng d7faa4bae1 More typo's. I need new eye glasses... 
llvm-svn: 25261
 2006-01-13 01:17:24 +00:00
Evan Cheng 731423f36a Oops. Typo. 
llvm-svn: 25260
 2006-01-13 01:06:49 +00:00
Evan Cheng fb22e86c4d Fix a SETCC / BRCOND folding bug. 
llvm-svn: 25259
 2006-01-13 01:03:02 +00:00
Evan Cheng 6d47166964 Test case for a SETCC / BRCOND folding bug. 
llvm-svn: 25258
 2006-01-13 01:02:22 +00:00
Evan Cheng 6305e50ee1 Fix sint_to_fp (fild*) support. 
llvm-svn: 25257
 2006-01-12 22:54:21 +00:00
Chris Lattner 3470b5dee6 Add a simple missing fold to produce this: 
subfic r3, r2, 33

instead of this:

        subfic r2, r2, 32
        addi r3, r2, 1

llvm-svn: 25255
 2006-01-12 20:22:43 +00:00
Evan Cheng c993d4522d Specify transformation from GlobalAddress to TargetGlobalAddress and 
ExternalSymbol to TargetExternalSymbol.

llvm-svn: 25253
 2006-01-12 19:36:31 +00:00
Evan Cheng bd1de84121 Allow transformation from GlobalAddress to TargetGlobalAddress and 
ExternalSymbol to TargetExternalSymbol.

llvm-svn: 25252
 2006-01-12 19:35:54 +00:00
Chris Lattner 3760e901cf If using __main, emit global ctor/dtor list like any other global 
llvm-svn: 25251
 2006-01-12 19:17:23 +00:00
Chris Lattner b1ee616de9 Don't create rotate instructions in unsupported types, because we don't have 
promote/expand code yet.  This fixes the 177.mesa failure on PPC.

llvm-svn: 25250
 2006-01-12 18:57:33 +00:00
Chris Lattner 556f14a6cb Fix branches on FP compares 
llvm-svn: 25249
 2006-01-12 17:05:32 +00:00