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Author SHA1 Message Date
Chris Lattner
d3910ca755 notes 
llvm-svn: 26856
 2006-03-19 05:33:30 +00:00
Chris Lattner
bbbf21b37b improve comments, add a new MVT::getVectorBaseType method. 
llvm-svn: 26855
 2006-03-19 05:26:45 +00:00
Chris Lattner
3490c55e51 add another testcase, explicitly check stuff works with G5 and G3 codegen on 
PPC.

llvm-svn: 26854
 2006-03-19 04:45:11 +00:00
Chris Lattner
b46a4c28ad we don't use lmw/stmw. When we want them they are easy enough to add 
llvm-svn: 26853
 2006-03-19 04:33:37 +00:00
Chris Lattner
52a132ab18 Implement expand of BUILD_VECTOR containing variable elements. 
This implements CodeGen/Generic/vector.ll:test_variable_buildvector

llvm-svn: 26852
 2006-03-19 04:18:56 +00:00
Chris Lattner
c9c081fc40 fold insertelement(buildvector) -> buildvector if the inserted element # is 
a constant.  This implements test_constant_insert in CodeGen/Generic/vector.ll

llvm-svn: 26851
 2006-03-19 01:27:56 +00:00
Chris Lattner
595534e8e9 add two new insert_element tests 
llvm-svn: 26850
 2006-03-19 01:27:04 +00:00
Chris Lattner
bf4033f63a implement basic support for INSERT_VECTOR_ELT. 
llvm-svn: 26849
 2006-03-19 01:17:20 +00:00
Chris Lattner
1bd0aaf2b8 rename these nodes 
llvm-svn: 26848
 2006-03-19 01:13:28 +00:00
Chris Lattner
db243940bd Rename ConstantVec -> BUILD_VECTOR and VConstant -> VBUILD_VECTOR. Allow*BUILD_VECTOR to take variable inputs. 
llvm-svn: 26847
 2006-03-19 00:52:58 +00:00
Chris Lattner
868679006d Rename ConstantVec -> BUILD_VECTOR and VConstant -> VBUILD_VECTOR. Allow 
*BUILD_VECTOR to take variable inputs.

llvm-svn: 26846
 2006-03-19 00:52:25 +00:00
Chris Lattner
855e3c878b implement vector.ll:test_undef 
llvm-svn: 26845
 2006-03-19 00:20:20 +00:00
Chris Lattner
234217d62f Add three new testcases 
llvm-svn: 26844
 2006-03-19 00:20:03 +00:00
Chris Lattner
367f9aef95 Fix the remaining bugs in the vector expansion rework I commited yesterday. 
This fixes CodeGen/Generic/vector.ll

llvm-svn: 26843
 2006-03-19 00:07:49 +00:00
Chris Lattner
0f6374dd9d update testcases for x86 fastcc changes. 
llvm-svn: 26842
 2006-03-18 23:48:54 +00:00
Evan Cheng
7955a187b1 - Fixed a bogus if condition. 
- Added more debugging info.
- Allow reuse of IV of negative stride. e.g. -4 stride == 2 * iv of -2 stride.

llvm-svn: 26841
 2006-03-18 08:03:12 +00:00
Chris Lattner
35b6933508 Change the structure of lowering vector stuff. Note: This breaks some 
things.

llvm-svn: 26840
 2006-03-18 01:44:44 +00:00
Chris Lattner
25feee0be9 Update comments. 
llvm-svn: 26839
 2006-03-18 01:43:28 +00:00
Evan Cheng
8dd794ea70 Use the generic vector register classes VR64 / VR128 rather than V4F32, 
V8I16, etc.

llvm-svn: 26838
 2006-03-18 01:23:20 +00:00
Evan Cheng
afe1ee3496 Sort StrideOrder so we can process the smallest strides first. This allows 
for more IV reuses.

llvm-svn: 26837
 2006-03-18 00:44:49 +00:00
Chris Lattner
d7cabc0f81 Fix miscodegen of V_SET0 in PPC. 
llvm-svn: 26836
 2006-03-18 00:40:36 +00:00
Nate Begeman
793c8136ae Fix subfic to match subc by default instead of sub so that it is correctly 
cost-modeled as producing a flag.  This fixes the test I just added for neg

llvm-svn: 26835
 2006-03-17 22:41:37 +00:00
Nate Begeman
079b67fb45 Add a missing testcase 
llvm-svn: 26834
 2006-03-17 22:39:45 +00:00
Evan Cheng
f4774c9091 Darwin should use _setjmp/_longjmp instead of setjmp/longjmp. 
llvm-svn: 26833
 2006-03-17 20:31:41 +00:00
Chris Lattner
40613e6163 new testcase 
llvm-svn: 26832
 2006-03-17 20:04:40 +00:00
Evan Cheng
ee1a44d5d8 Move some pattern fragments to the right files. 
llvm-svn: 26831
 2006-03-17 19:55:52 +00:00
Chris Lattner
3358842eb5 add a couple enum values 
llvm-svn: 26830
 2006-03-17 19:53:59 +00:00
Chris Lattner
da6506a1f2 add a couple of enum values 
llvm-svn: 26829
 2006-03-17 19:53:41 +00:00
Evan Cheng
fa1b885135 Allow users of iv / stride to be rewritten with expression that is a multiply 
of a smaller stride even if they have a common loop invariant expression part.

llvm-svn: 26828
 2006-03-17 19:52:23 +00:00
Evan Cheng
0517ea7b2b Add a lsr common loop invariant hoisting test case 
llvm-svn: 26827
 2006-03-17 19:45:54 +00:00
Chris Lattner
fad5f1053f new testcase that broke the new f.e. 
llvm-svn: 26826
 2006-03-17 18:01:17 +00:00
Reid Spencer
ee167cb334 Use the <tt> tag instead of <pre> tag to get code/file/warning lists to 
wrap but also still be in a fixed-width font.

llvm-svn: 26825
 2006-03-17 17:43:01 +00:00
Chris Lattner
647503bccc Disable x86 fastcc from passing args in registers 
llvm-svn: 26824
 2006-03-17 17:27:47 +00:00
Reid Spencer
6bb4a1c2e2 Fix a typo. 
llvm-svn: 26823
 2006-03-17 08:04:25 +00:00
Reid Spencer
5f06b17693 Fix use of LEVEL. 
llvm-svn: 26822
 2006-03-17 07:39:44 +00:00
Reid Spencer
86ed2295c0 Two fixes: 
1. Allow building of Intrinsics.gen to work for srcdir != objdir
2. Add a rule for installation of Intrinsics.gen.

llvm-svn: 26819
 2006-03-17 06:27:06 +00:00
Chris Lattner
a71bc63ced Parameterize the number of integer arguments to pass in registers 
llvm-svn: 26818
 2006-03-17 05:10:20 +00:00
Evan Cheng
1f5cb60f28 Also fold MOV8r0, MOV16r0, MOV32r0 + store to MOV8mi, MOV16mi, and MOV32mi. 
llvm-svn: 26817
 2006-03-17 02:36:22 +00:00
Evan Cheng
fc79bdafbe Add some missing entries to X86RegisterInfo::foldMemoryOperand(). e.g. 
ADD32ri8.

llvm-svn: 26816
 2006-03-17 02:25:01 +00:00
Evan Cheng
d16fa97974 - Nuke 16-bit SBB instructions. We'll never use them. 
- Nuke a bogus comment.

llvm-svn: 26815
 2006-03-17 02:24:04 +00:00
Nate Begeman
42736d46b2 Remove BRTWOWAY* 
Make the PPC backend not dependent on BRTWOWAY_CC and make the branch
selector smarter about the code it generates, fixing a case in the
readme.

llvm-svn: 26814
 2006-03-17 01:40:33 +00:00
Chris Lattner
87dbd49cbe remove dead variable 
llvm-svn: 26813
 2006-03-16 23:52:08 +00:00
Chris Lattner
dbdfef7604 add an assert to get a slightly better msg about this problem 
llvm-svn: 26812
 2006-03-16 23:16:17 +00:00
Chris Lattner
7e80a5a16b Fix a problem fully scalarizing values. 
llvm-svn: 26811
 2006-03-16 23:05:19 +00:00
Evan Cheng
33055a8aba A new entry. 
llvm-svn: 26810
 2006-03-16 22:44:22 +00:00
Nate Begeman
63c4456867 Notes on how to kill the eeevil brtwoway, and make ppc branch selector 
more target independant, generate better code, and be less conservative.

llvm-svn: 26809
 2006-03-16 22:37:48 +00:00
Chris Lattner
f2008cb73b Strangely, calls clobber call-clobbered vector regs. Whodathoughtit? 
llvm-svn: 26808
 2006-03-16 22:35:59 +00:00
Chris Lattner
8a756c5171 add a note 
llvm-svn: 26807
 2006-03-16 22:25:55 +00:00
Chris Lattner
57773fdac1 teach the ppc backend how to spill/reload vector regs 
llvm-svn: 26806
 2006-03-16 22:24:02 +00:00
Chris Lattner
661ee5d3c1 add callee saved vector regs 
llvm-svn: 26805
 2006-03-16 22:07:06 +00:00