diff options
Diffstat (limited to 'includes/rts/Constants.h')
| -rw-r--r-- | includes/rts/Constants.h | 24 |
1 files changed, 0 insertions, 24 deletions
diff --git a/includes/rts/Constants.h b/includes/rts/Constants.h index cd741be7e0..2fab041c22 100644 --- a/includes/rts/Constants.h +++ b/includes/rts/Constants.h @@ -118,11 +118,6 @@ pushed in one of the heap check fragments in HeapStackCheck.hc (ie. currently the generic heap checks - 3 words for StgRetDyn, 18 words for the saved registers, see StgMacros.h). - - In the event of an unboxed tuple or let-no-escape stack/heap check - failure, there will be other words on the stack which are covered - by the RET_DYN frame. These will have been accounted for by stack - checks however, so we don't need to allow for them here. -------------------------------------------------------------------------- */ #define RESERVED_STACK_WORDS 21 @@ -277,25 +272,6 @@ */ #define TSO_SQUEEZED 128 -/* ----------------------------------------------------------------------------- - RET_DYN stack frames - -------------------------------------------------------------------------- */ - -/* VERY MAGIC CONSTANTS! - * must agree with code in HeapStackCheck.c, stg_gen_chk, and - * RESERVED_STACK_WORDS in Constants.h. - */ -#define RET_DYN_BITMAP_SIZE 8 -#define RET_DYN_NONPTR_REGS_SIZE 10 - -/* Sanity check that RESERVED_STACK_WORDS is reasonable. We can't - * just derive RESERVED_STACK_WORDS because it's used in Haskell code - * too. - */ -#if RESERVED_STACK_WORDS != (3 + RET_DYN_BITMAP_SIZE + RET_DYN_NONPTR_REGS_SIZE) -#error RESERVED_STACK_WORDS may be wrong! -#endif - /* * The number of times we spin in a spin lock before yielding (see * #3758). To tune this value, use the benchmark in #3758: run the |