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| author | Jim Wilson <wilson@gcc.gnu.org> | 1995-12-09 15:04:27 -0800 |
|---|---|---|
| committer | Jim Wilson <wilson@gcc.gnu.org> | 1995-12-09 15:04:27 -0800 |
| commit | 06ada9d1c1b11112e676aff4c41a683c67028fbc (patch) | |
| tree | f58ce8cce1878548ac3592c801c50813d2d377e4 /gcc | |
| parent | b49a8bf4357f747a1677f5585148ca54e13fd6a4 (diff) | |
| download | gcc-06ada9d1c1b11112e676aff4c41a683c67028fbc.zip gcc-06ada9d1c1b11112e676aff4c41a683c67028fbc.tar.gz gcc-06ada9d1c1b11112e676aff4c41a683c67028fbc.tar.bz2 | |
(ADDRESS_COST): Define.
From-SVN: r10692
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/config/sh/sh.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/gcc/config/sh/sh.h b/gcc/config/sh/sh.h index a322a10..51efc9b 100644 --- a/gcc/config/sh/sh.h +++ b/gcc/config/sh/sh.h @@ -1093,6 +1093,13 @@ extern int current_function_anonymous_args; && GET_CODE (PATTERN (X)) != CLOBBER \ && get_attr_type (X) == TYPE_SFUNC)) +/* Compute the cost of an address. For the SH, all valid addresses are + the same cost. */ +/* ??? Perhaps we should make reg+reg addresses have higher cost because + they add to register pressure on r0. */ + +#define ADDRESS_COST(RTX) 1 + /* Compute extra cost of moving data between one register class and another. |