Re: Machine Dependance

2006-02-07 Thread Rafael EspĂ­ndola
> Hey Paolo thanx a lot.I got the info I required. > Can u mention any links that i can use as a reference to understand the dump > output of -fdump-tree-original-raw as AST? read GENERIC and GIMPLE: A new tree representation for entire functions at http://zenii.linux.org.uk/~ajh/gcc/gccsu

Re: Machine Dependance

2006-02-02 Thread Darthrader (sent by Nabble.com)
Hey Paolo thanx a lot.I got the info I required. Can u mention any links that i can use as a reference to understand the dump output of -fdump-tree-original-raw as AST? Thanx a lot. Darthrader -- View this message in context: http://www.nabble.com/Machine-Dependance-t1047440.html

Re: Machine Dependance

2006-02-02 Thread Paolo Bonzini
Sorry if I am more terse this time. Also, these questions are now more suited for the gcc-help list, rather than this one which is for development of GCC itself. # 1 "test.c" # 1 " " # 1 " " # 1 "test.c" What do these represent? Try "info cpp", and search for "Preprocessor Output". Kindl

Re: Machine Dependance

2006-02-02 Thread Darthrader (sent by Nabble.com)
to RTL and to strict > RTL, more and more machine dependent pieces creep into its intermediate > representation. In the end, things are so machine dependent that most > non-trivial changes to the RTL middle-end had better be tested on more > than one machine: they can work like a charm on i686 and break, say, > powerpc or arm or s390 or all of these. > > Paolo > > > -- View this message in context: http://www.nabble.com/Machine-Dependance-t1047440.html#a2725013 Sent from the gcc - Dev forum at Nabble.com.

Re: Machine Dependance

2006-02-02 Thread Paolo Bonzini
Darthrader (sent by Nabble.com) wrote: Is the AST[Abstract Syntax Tree] machine dependent? The nodes that are generated for the program as it is parsed are machine independent. However: 1) this can only be true if your source code is already preprocessed. Otherwise, the source code that GC

Machine Dependance

2006-02-02 Thread Darthrader (sent by Nabble.com)
,why ? Also what does algn : mean? Darthrader -- View this message in context: http://www.nabble.com/Machine-Dependance-t1047440.html#a2722136 Sent from the gcc - Dev forum at Nabble.com.