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| author | law <law@138bc75d-0d04-0410-961f-82ee72b054a4> | 2010-05-20 22:49:07 +0000 |
|---|---|---|
| committer | law <law@138bc75d-0d04-0410-961f-82ee72b054a4> | 2010-05-20 22:49:07 +0000 |
| commit | f7ace4bcd32b0127e0f50c2a6b6fd838fd356c9f (patch) | |
| tree | ad5c9a81fe8ced03d64f7354f5cdb7c56da2c287 /gcc/ira-int.h | |
| parent | 53af708b4d4776566fd8dca68f4f9fd744716607 (diff) | |
| download | gcc-f7ace4bcd32b0127e0f50c2a6b6fd838fd356c9f.tar.gz | |
* ira.c (ira_non_ordered_class_hard_regs): Define.
(setup_class_hard_regs): Initialize ira_non_ordered_class_hard_regs.
* ira-int.h (ira_non_ordered_class_hard_regs): Declare.
* ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Increase
cost of unaligned hard regs when allocating multi-reg pseudos.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159644 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/ira-int.h')
| -rw-r--r-- | gcc/ira-int.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/gcc/ira-int.h b/gcc/ira-int.h index a32c837ac0f..6ee7393b36d 100644 --- a/gcc/ira-int.h +++ b/gcc/ira-int.h @@ -743,6 +743,11 @@ extern move_table *ira_may_move_out_cost[MAX_MACHINE_MODE]; allocation. */ extern int ira_class_subset_p[N_REG_CLASSES][N_REG_CLASSES]; +/* Array of the number of hard registers of given class which are + available for allocation. The order is defined by the the hard + register numbers. */ +extern short ira_non_ordered_class_hard_regs[N_REG_CLASSES][FIRST_PSEUDO_REGISTER]; + /* Index (in ira_class_hard_regs) for given register class and hard register (in general case a hard register can belong to several register classes). The index is negative for hard registers |