diff options
Diffstat (limited to 'gcc/sched-int.h')
| -rw-r--r-- | gcc/sched-int.h | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/gcc/sched-int.h b/gcc/sched-int.h index cc9812ad20f..5b042a0f71a 100644 --- a/gcc/sched-int.h +++ b/gcc/sched-int.h @@ -321,7 +321,7 @@ struct haifa_insn_data (e.g. add_dependence was invoked with (insn == elem)). */ unsigned int has_internal_dep : 1; - /* What speculations are neccessary to apply to schedule the instruction. */ + /* What speculations are necessary to apply to schedule the instruction. */ ds_t todo_spec; /* What speculations were already applied. */ ds_t done_spec; @@ -359,7 +359,7 @@ extern regset *glat_start, *glat_end; #define RECOVERY_BLOCK(INSN) (h_i_d[INSN_UID (INSN)].recovery_block) #define ORIG_PAT(INSN) (h_i_d[INSN_UID (INSN)].orig_pat) -/* DEP_STATUS of the link incapsulates information, that is needed for +/* DEP_STATUS of the link encapsulates information, that is needed for speculative scheduling. Namely, it is 4 integers in the range [0, MAX_DEP_WEAK] and 3 bits. The integers correspond to the probability of the dependence to *not* @@ -374,7 +374,7 @@ extern regset *glat_start, *glat_end; to know just the major type of all the dependence between two instructions, as only true dependence can be overcome. There also is the 4-th bit in the DEP_STATUS (HARD_DEP), that is reserved - for using to describe instruction's status. It is set whenever instuction + for using to describe instruction's status. It is set whenever instruction has at least one dependence, that cannot be overcome. See also: check_dep_status () in sched-deps.c . */ #define DEP_STATUS(LINK) XINT (LINK, 2) @@ -421,27 +421,27 @@ enum SPEC_TYPES_OFFSETS { /* The following defines provide numerous constants used to distinguish between different types of speculative dependencies. */ -/* Dependence can be overcomed with generation of new data speculative +/* Dependence can be overcome with generation of new data speculative instruction. */ #define BEGIN_DATA (((ds_t) DEP_WEAK_MASK) << BEGIN_DATA_BITS_OFFSET) /* This dependence is to the instruction in the recovery block, that was formed to recover after data-speculation failure. - Thus, this dependence can overcomed with generating of the copy of + Thus, this dependence can overcome with generating of the copy of this instruction in the recovery block. */ #define BE_IN_DATA (((ds_t) DEP_WEAK_MASK) << BE_IN_DATA_BITS_OFFSET) -/* Dependence can be overcomed with generation of new control speculative +/* Dependence can be overcome with generation of new control speculative instruction. */ #define BEGIN_CONTROL (((ds_t) DEP_WEAK_MASK) << BEGIN_CONTROL_BITS_OFFSET) /* This dependence is to the instruction in the recovery block, that was formed to recover after control-speculation failure. - Thus, this dependence can overcomed with generating of the copy of + Thus, this dependence can be be overcome with generating of the copy of this instruction in the recovery block. */ #define BE_IN_CONTROL (((ds_t) DEP_WEAK_MASK) << BE_IN_CONTROL_BITS_OFFSET) -/* Few convinient combinations. */ +/* A few convenient combinations. */ #define BEGIN_SPEC (BEGIN_DATA | BEGIN_CONTROL) #define DATA_SPEC (BEGIN_DATA | BE_IN_DATA) #define CONTROL_SPEC (BEGIN_CONTROL | BE_IN_CONTROL) |