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| author | Jan Hubicka <jh@suse.cz> | 2001-07-30 22:03:37 +0200 |
|---|---|---|
| committer | Jan Hubicka <hubicka@gcc.gnu.org> | 2001-07-30 20:03:37 +0000 |
| commit | a08b260482d8972aaaa3eb2a0175f9cc175dbad9 (patch) | |
| tree | aa952727c06ed38ed797f094dd095bd14f5da5f4 /gcc/flow.c | |
| parent | e5b3941e7e73831e7adecf066ee08461254eaadd (diff) | |
| download | gcc-a08b260482d8972aaaa3eb2a0175f9cc175dbad9.zip gcc-a08b260482d8972aaaa3eb2a0175f9cc175dbad9.tar.gz gcc-a08b260482d8972aaaa3eb2a0175f9cc175dbad9.tar.bz2 | |
flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
* flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
(attempt_auto_inc): LIkewise.
(mark_used_reg): Likewise.
(try_pre_increment_1): Likewise.
* regclass.c (regclass): Likewise.
* global.c (allocno_compare): Update comment; change scaling factor.
* local-alloc.c (QTY_CMP_PRI): Likewise.
* regs.h (REG_FREQ_FROM_BB): New.
(REG_FREQ_MAX): Likewise.
From-SVN: r44483
Diffstat (limited to 'gcc/flow.c')
| -rw-r--r-- | gcc/flow.c | 12 |
1 files changed, 4 insertions, 8 deletions
@@ -6220,8 +6220,7 @@ mark_set_1 (pbi, code, reg, cond, insn, flags) register twice if it is modified, but that is correct. */ REG_N_SETS (i) += 1; REG_N_REFS (i) += 1; - REG_FREQ (i) += (optimize_size || !pbi->bb->frequency - ? 1 : pbi->bb->frequency); + REG_FREQ (i) += REG_FREQ_FROM_BB (pbi->bb); /* The insns where a reg is live are normally counted elsewhere, but we want the count to include the insn @@ -6888,8 +6887,7 @@ attempt_auto_inc (pbi, inc, insn, mem, incr, incr_reg) /* Count an extra reference to the reg. When a reg is incremented, spilling it is worse, so we want to make that less likely. */ - REG_FREQ (regno) += (optimize_size || !pbi->bb->frequency - ? 1 : pbi->bb->frequency); + REG_FREQ (regno) += REG_FREQ_FROM_BB (pbi->bb); /* Count the increment as a setting of the register, even though it isn't a SET in rtl. */ @@ -7054,8 +7052,7 @@ mark_used_reg (pbi, reg, cond, insn) REG_BASIC_BLOCK (regno_first) = REG_BLOCK_GLOBAL; /* Count (weighted) number of uses of each reg. */ - REG_FREQ (regno_first) - += (optimize_size || !pbi->bb->frequency ? 1 : pbi->bb->frequency); + REG_FREQ (regno_first) += REG_FREQ_FROM_BB (pbi->bb); REG_N_REFS (regno_first)++; } } @@ -7477,8 +7474,7 @@ try_pre_increment_1 (pbi, insn) so we want to make that less likely. */ if (regno >= FIRST_PSEUDO_REGISTER) { - REG_FREQ (regno) += (optimize_size || !pbi->bb->frequency - ? 1 : pbi->bb->frequency); + REG_FREQ (regno) += REG_FREQ_FROM_BB (pbi->bb); REG_N_SETS (regno)++; } |