Add explanatory comment.

git-svn-id: svn://svn.valgrind.org/valgrind/trunk@2607
This commit is contained in:
Robert Walsh 2004-08-23 18:15:12 +00:00
parent 0b909972be
commit bd3e480bb3

View File

@ -108,6 +108,11 @@ Addr VG_(shadow_base); /* tool's shadow memory */
Addr VG_(shadow_end);
Addr VG_(valgrind_base); /* valgrind's address range */
// VG_(valgrind_end) has a slightly different meaning to all the other
// VG_(*_end) vars -- ie. it names the last byte, whereas the others
// go one byte past the end.
Addr VG_(valgrind_end);
vki_rlimit VG_(client_rlimit_data);
@ -432,6 +437,11 @@ static void layout_remaining_space(Addr argc_addr, float ratio)
addr_t client_size, shadow_size;
VG_(valgrind_base) = (addr_t)&kickstart_base;
// VG_(valgrind_end) has a slightly different meaning to all the other
// VG_(*_end) vars -- ie. it names the last byte, whereas the others
// go one byte past the end.
VG_(valgrind_end) = ROUNDUP(argc_addr, 0x10000) - 1; // stack
// This gives the client the largest possible address space while