diff options
Diffstat (limited to 'gcc/basic-block.h')
| -rw-r--r-- | gcc/basic-block.h | 15 |
1 files changed, 3 insertions, 12 deletions
diff --git a/gcc/basic-block.h b/gcc/basic-block.h index decd6dd..b08a14a 100644 --- a/gcc/basic-block.h +++ b/gcc/basic-block.h @@ -20,12 +20,7 @@ along with GCC; see the file COPYING3. If not see #ifndef GCC_BASIC_BLOCK_H #define GCC_BASIC_BLOCK_H - -/* Use gcov_type to hold basic block counters. Should be at least - 64bit. Although a counter cannot be negative, we use a signed - type, because erroneous negative counts can be generated when the - flow graph is manipulated by various optimizations. A signed type - makes those easy to detect. */ +#include <profile-count.h> /* Control flow edge information. */ struct GTY((user)) edge_def { @@ -51,7 +46,7 @@ struct GTY((user)) edge_def { int flags; /* see cfg-flags.def */ int probability; /* biased by REG_BR_PROB_BASE */ - gcov_type count; /* Expected number of executions calculated + profile_count count; /* Expected number of executions calculated in profile.c */ }; @@ -150,7 +145,7 @@ struct GTY((chain_next ("%h.next_bb"), chain_prev ("%h.prev_bb"))) basic_block_d int index; /* Expected number of executions: calculated in profile.c. */ - gcov_type count; + profile_count count; /* Expected frequency. Normalized to be in range 0 to BB_FREQ_MAX. */ int frequency; @@ -278,9 +273,6 @@ enum cfg_bb_flags /* The two blocks that are always in the cfg. */ #define NUM_FIXED_BLOCKS (2) -/* The base value for branch probability notes and edge probabilities. */ -#define REG_BR_PROB_BASE 10000 - /* This is the value which indicates no edge is present. */ #define EDGE_INDEX_NO_EDGE -1 @@ -307,7 +299,6 @@ enum cfg_bb_flags #define BRANCH_EDGE(bb) (EDGE_SUCC ((bb), 0)->flags & EDGE_FALLTHRU \ ? EDGE_SUCC ((bb), 1) : EDGE_SUCC ((bb), 0)) -#define RDIV(X,Y) (((X) + (Y) / 2) / (Y)) /* Return expected execution frequency of the edge E. */ #define EDGE_FREQUENCY(e) RDIV ((e)->src->frequency * (e)->probability, \ REG_BR_PROB_BASE) |