diff options
| author | rth <rth@138bc75d-0d04-0410-961f-82ee72b054a4> | 1998-10-10 22:03:34 +0000 |
|---|---|---|
| committer | rth <rth@138bc75d-0d04-0410-961f-82ee72b054a4> | 1998-10-10 22:03:34 +0000 |
| commit | 9f1379d723185dcae00a770676eb548c18df351b (patch) | |
| tree | 901ab52e1327f069c4f7c0164e45b06ededaebd0 /gcc/basic-block.h | |
| parent | 5d92a54845c0cd1ca923744a5334b7459520f4ec (diff) | |
| download | gcc-9f1379d723185dcae00a770676eb548c18df351b.tar.gz | |
* basic-block.h (EXECUTE_IF_SET_IN_SBITMAP): New macro.
(sbitmap_free, sbitmap_vector_free): New macros.
* output.h (rtl_dump_file): Declare.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@22978 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/basic-block.h')
| -rw-r--r-- | gcc/basic-block.h | 36 |
1 files changed, 35 insertions, 1 deletions
diff --git a/gcc/basic-block.h b/gcc/basic-block.h index 552f74a5d9f..5f146286222 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)); |