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Diffstat (limited to 'lang/pcc/DESCR')
| -rw-r--r-- | lang/pcc/DESCR | 24 |
1 files changed, 12 insertions, 12 deletions
diff --git a/lang/pcc/DESCR b/lang/pcc/DESCR index bf10412f702..c76f9e8fcb8 100644 --- a/lang/pcc/DESCR +++ b/lang/pcc/DESCR @@ -2,18 +2,18 @@ The compiler is based on the original Portable C Compiler by S. C. Johnson, written in the late 70's. Even though much of the compiler has been rewritten, some of the basics still remain. -The intention is to write a C99 compiler while still keeping it small, -simple, fast and understandable. I think of it as if it shall be able -to compile and run on PDP11 (even if it may not happen in reality). -But with this in mind it becomes important to think twice about what -algorithms are used. +The intention is to write a C99 compiler while still keeping it +small, simple, fast and understandable. Think of it as if it shall +be able to compile and run on PDP11 (even if it may not happen in +reality). But with this in mind it becomes important to think +twice about what algorithms are used. -The compiler is conceptually structured in two parts; pass1 which is -language-dependent, does parsing, typechecking and build trees, and -pass2 which is mostly language-independent. +The compiler is conceptually structured in two parts; pass1 which +is language-dependent, does parsing, typechecking and build trees, +and pass2 which is mostly language-independent. About 50% of the frontend code and 80% of the backend code has been -rewritten. Most stuff is written by me, with the exception of the -data-flow analysis part and the SSA conversion code which is written -by Peter A Jonsson, and the Mips port that were written as part of a -project by undergraduate students at LTU. +rewritten. Most stuff is written by Anders Magnusson, with the +exception of the data-flow analysis part and the SSA conversion +code which is written by Peter A Jonsson, and the Mips port that +were written as part of a project by undergraduate students at LTU. |