diff options
Diffstat (limited to 'gcc/rtl.h')
| -rw-r--r-- | gcc/rtl.h | 16 |
1 files changed, 2 insertions, 14 deletions
diff --git a/gcc/rtl.h b/gcc/rtl.h index 3a0a019f0f0..b40ac725f16 100644 --- a/gcc/rtl.h +++ b/gcc/rtl.h @@ -110,11 +110,9 @@ struct rtx_def ENUM_BITFIELD(machine_mode) mode : 8; /* 1 in an INSN if it can alter flow of control - within this function. - LINK_COST_ZERO in an INSN_LIST. */ + within this function. */ unsigned int jump : 1; - /* 1 in an INSN if it can call another function. - LINK_COST_FREE in an INSN_LIST. */ + /* 1 in an INSN if it can call another function. */ unsigned int call : 1; /* 1 in a REG if value of this expression will never change during the current function, even though it is not manifestly constant. @@ -899,16 +897,6 @@ extern unsigned int subreg_regno PARAMS ((rtx)); with the preceding insn. */ #define SCHED_GROUP_P(INSN) ((INSN)->in_struct) -/* During sched, for the LOG_LINKS of an insn, these cache the adjusted - cost of the dependence link. The cost of executing an instruction - may vary based on how the results are used. LINK_COST_ZERO is 1 when - the cost through the link varies and is unchanged (i.e., the link has - zero additional cost). LINK_COST_FREE is 1 when the cost through the - link is zero (i.e., the link makes the cost free). In other cases, - the adjustment to the cost is recomputed each time it is needed. */ -#define LINK_COST_ZERO(X) ((X)->jump) -#define LINK_COST_FREE(X) ((X)->call) - /* For a SET rtx, SET_DEST is the place that is set and SET_SRC is the value it is set to. */ #define SET_DEST(RTX) XC2EXP(RTX, 0, SET, CLOBBER) |