diff options
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/basic-block.h | 36 | ||||
| -rw-r--r-- | gcc/output.h | 6 |
3 files changed, 47 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index a60d9ee..d22e9d7 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +Sat Oct 10 22:00:34 1998 Richard Henderson <rth@cygnus.com> + + * basic-block.h (EXECUTE_IF_SET_IN_SBITMAP): New macro. + (sbitmap_free, sbitmap_vector_free): New macros. + * output.h (rtl_dump_file): Declare. + Sat Oct 10 17:01:42 1998 Jeffrey A Law (law@cygnus.com) * regmove.c (optimize_reg_copy_3): Honor TRULY_NOOP_TRUNCATION. diff --git a/gcc/basic-block.h b/gcc/basic-block.h index 552f74a..5f14628 100644 --- a/gcc/basic-block.h +++ b/gcc/basic-block.h @@ -235,7 +235,41 @@ do { \ (bitmap)->elms [(bitno) / SBITMAP_ELT_BITS] &= ~((SBITMAP_ELT_TYPE) 1 << (bitno) % SBITMAP_ELT_BITS); \ } while (0) -extern void dump_sbitmap PROTO ((FILE *, sbitmap)); +/* Loop over all elements of SBITSET, starting with MIN. */ +#define EXECUTE_IF_SET_IN_SBITMAP(SBITMAP, MIN, N, CODE) \ +do { \ + unsigned int bit_num_ = (MIN) % (unsigned) SBITMAP_ELT_BITS; \ + unsigned int word_num_ = (MIN) / (unsigned) SBITMAP_ELT_BITS; \ + unsigned int size_ = (SBITMAP)->size; \ + SBITMAP_ELT_TYPE *ptr_ = (SBITMAP)->elms; \ + \ + while (word_num_ < size_) \ + { \ + SBITMAP_ELT_TYPE word_ = ptr_[word_num_]; \ + if (word_ != 0) \ + { \ + for (; bit_num_ < SBITMAP_ELT_BITS; ++bit_num_) \ + { \ + SBITMAP_ELT_TYPE mask_ = (SBITMAP_ELT_TYPE)1 << bit_num_; \ + if ((word_ & mask_) != 0) \ + { \ + word_ &= ~mask_; \ + (N) = word_num_ * SBITMAP_ELT_BITS + bit_num_; \ + CODE; \ + if (word_ == 0) \ + break; \ + } \ + } \ + } \ + bit_num_ = 0; \ + word_num_++; \ + } \ +} while (0) + +#define sbitmap_free(map) free(map) +#define sbitmap_vector_free(vec) free(vec) + +extern void dump_sbitmap PROTO ((FILE *, sbitmap)); extern void dump_sbitmap_vector PROTO ((FILE *, char *, char *, sbitmap *, int)); extern sbitmap sbitmap_alloc PROTO ((int)); diff --git a/gcc/output.h b/gcc/output.h index 1d1a2af..353a9d6 100644 --- a/gcc/output.h +++ b/gcc/output.h @@ -460,6 +460,12 @@ extern int sdb_begin_function_line; extern FILE *asm_out_file; #endif +/* Default file in which to dump debug output. */ + +#ifdef BUFSIZ +extern FILE *rtl_dump_file; +#endif + /* Decide whether DECL needs to be in a writable section. RELOC is the same as for SELECT_SECTION. */ |