Dan Gohman 07adb85cb7 Re-apply r84295, with fixes to how the loop "top" and "bottom" blocks are ...

tracked. Instead of trying to manually keep track of these locations
while doing complex modifications, just recompute them when they're needed.
This fixes a bug in which the TopMBB and BotMBB were not correctly updated,
leading to invalid transformations.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84598 91177308-0d34-0410-b5e6-96231b3b80d8

2009-10-20 04:50:37 +00:00

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Alpha

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ARM

convert to filecheck syntax and make a lot more aggressive.

2009-10-19 18:27:56 +00:00

Blackfin

Move Blackfin intrinsics into the Target/Blackfin directory.

2009-10-15 18:50:52 +00:00

CBackend

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CellSPU

Teach lit that the .c files in 'test/CodeGen/CellSPU/useful-harnesses' aren't tests.

2009-10-19 03:53:55 +00:00

CPP

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Generic

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Mips

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MSP430

Eliminate some redundant llvm-as calls.

2009-10-12 09:31:55 +00:00

PIC16

Re-apply 84180 with the fixed test case.

2009-10-15 19:26:25 +00:00

PowerPC

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SPARC

Eliminate some redundant llvm-as calls.

2009-10-12 09:31:55 +00:00

SystemZ

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Thumb

Enable allocation of R3 in Thumb1

2009-10-19 22:57:03 +00:00

Thumb2

Branches must be the last instruction in a Thumb2 IT block. Approved by Evan Cheng.

2009-10-15 22:25:32 +00:00

X86

Re-apply r84295, with fixes to how the loop "top" and "bottom" blocks are

2009-10-20 04:50:37 +00:00

XCore

Add some peepholes for signed comparisons using ashr X, X, 32.

2009-10-08 15:38:17 +00:00