Chris Lattner
9221b8fdac
wean Blob handling logic off of banging on NextChar directly. Instead, make
...
it reason about the current bit position, which is always independent of the
underlying cursors word size.
llvm-svn: 173063
2013-01-21 18:18:25 +00:00
Chris Lattner
e1817aae5f
rename "SkipToWord" to "SkipToFourByteBoundary" since a word is not always 4 bytes.
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llvm-svn: 173062
2013-01-21 18:04:19 +00:00
Chris Lattner
27d3875027
convert the bitstream reader itself and the IR .bc file parser to use the new advance() APIs,
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simplifying things and making a bunch of details more private to BitstreamCursor.
llvm-svn: 172947
2013-01-20 02:13:19 +00:00
Chris Lattner
3cf49cf265
stringref'ize readRecord and properly capitalize it. Add a compatibility method to easy
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the transition.
llvm-svn: 172940
2013-01-20 01:06:48 +00:00
Chris Lattner
5ba7bcac6b
move some private methods out of line, add a skipRecord() method.
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llvm-svn: 172931
2013-01-20 00:00:00 +00:00
Chris Lattner
ab7701749c
Add a new BitstreamEntry concept, and add two helper methods for walking
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through a BitstreamCursor that produce it: advance() and
advanceSkippingSubblocks(), representing the two most common ways clients
want to walk through bitcode.
llvm-svn: 172919
2013-01-19 21:35:24 +00:00
Chris Lattner
59c3abc6ef
BitstreamReader hasn't aged well. It's been hacked on by various people and
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has past the point of making sense. Lets tidy things up: first step, moving
a ton of big functions out of line.
llvm-svn: 172904
2013-01-19 18:19:39 +00:00
