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17 Commits

Author SHA1 Message Date
Nadav Rotem
71a1482239 Fix a typo 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@166367 91177308-0d34-0410-b5e6-96231b3b80d8
 2012-10-20 05:03:27 +00:00
Nadav Rotem
e6748f91ea Vectorizer: refactor the memory checks to a new function. No functionality change. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@166366 91177308-0d34-0410-b5e6-96231b3b80d8
 2012-10-20 04:59:06 +00:00
Nadav Rotem
4ade92b614 LoopVectorize: Keep the IRBuilder on the stack. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@166354 91177308-0d34-0410-b5e6-96231b3b80d8
 2012-10-19 23:27:19 +00:00
Nadav Rotem
5dbe64e2bc Vectorizer: Add support for loop reductions. 
For example:

  for (i=0; i<n; i++)
   sum += A[i] +  B[i] + i;



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@166351 91177308-0d34-0410-b5e6-96231b3b80d8
 2012-10-19 23:05:40 +00:00
Benjamin Kramer
17f68c52d2 LoopVectorize: Keep the IRBuilder on the stack. 
No functionality change.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@166274 91177308-0d34-0410-b5e6-96231b3b80d8
 2012-10-19 08:42:02 +00:00
Nadav Rotem
89e7b356f2 vectorizer: Add support for reading and writing from the same memory location. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@166255 91177308-0d34-0410-b5e6-96231b3b80d8
 2012-10-19 01:24:18 +00:00
Nadav Rotem
ebd3f27c7e cleanup the comment. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@166247 91177308-0d34-0410-b5e6-96231b3b80d8
 2012-10-18 23:21:01 +00:00
Nadav Rotem
6220fb16c1 fix a naming typo 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@166232 91177308-0d34-0410-b5e6-96231b3b80d8
 2012-10-18 21:45:31 +00:00
Nadav Rotem
b943d9d497 Avoid reconstructing the pointer set when searching for duplicated read/write pointers. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@166205 91177308-0d34-0410-b5e6-96231b3b80d8
 2012-10-18 18:34:50 +00:00
Nadav Rotem
bef36ac2a4 When looking for a vector representation of a scalar, do a single lookup. Also, cache the result of the broadcast instruction. 
No functionality change.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@166191 91177308-0d34-0410-b5e6-96231b3b80d8
 2012-10-18 17:31:49 +00:00
Nadav Rotem
3141d2db03 remove unused variable to fix a warning. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@166170 91177308-0d34-0410-b5e6-96231b3b80d8
 2012-10-18 06:09:21 +00:00
Nadav Rotem
d22d5f9122 Remove the use of dominators and AA. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@166167 91177308-0d34-0410-b5e6-96231b3b80d8
 2012-10-18 05:33:02 +00:00
Nadav Rotem
1953ace81d Vectorizer: Add support for loops with an unknown count. For example: 
for (i=0; i<n; i++){
        a[i] = b[i+1] + c[i+3];
     }



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@166165 91177308-0d34-0410-b5e6-96231b3b80d8
 2012-10-18 05:29:12 +00:00
NAKAMURA Takumi
6dc0050f6d LoopVectorize.cpp: Fix a warning. [-Wunused-variable] 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@166153 91177308-0d34-0410-b5e6-96231b3b80d8
 2012-10-17 23:40:15 +00:00
Jakub Staszak
c2358eb361 Remove redundant SetInsertPoint call. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@166138 91177308-0d34-0410-b5e6-96231b3b80d8
 2012-10-17 23:06:37 +00:00
Roman Divacky
a5401d6730 Fix some typos and wrong indenting. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@166128 91177308-0d34-0410-b5e6-96231b3b80d8
 2012-10-17 21:07:35 +00:00
Nadav Rotem
d15c0c7ac1 Add a loop vectorizer. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@166112 91177308-0d34-0410-b5e6-96231b3b80d8
 2012-10-17 18:25:06 +00:00