diff options
Diffstat (limited to 'gcc/config/d30v/d30v.h')
| -rw-r--r-- | gcc/config/d30v/d30v.h | 11 |
1 files changed, 0 insertions, 11 deletions
diff --git a/gcc/config/d30v/d30v.h b/gcc/config/d30v/d30v.h index 6b9d3818560..a48934401f8 100644 --- a/gcc/config/d30v/d30v.h +++ b/gcc/config/d30v/d30v.h @@ -3432,17 +3432,6 @@ extern const char *d30v_branch_cost_string; same word of the structure, but to different bytes. */ #define SLOW_BYTE_ACCESS 1 -/* Define this macro if zero-extension (of a `char' or `short' to an `int') can - be done faster if the destination is a register that is known to be zero. - - If you define this macro, you must have instruction patterns that recognize - RTL structures like this: - - (set (strict_low_part (subreg:QI (reg:SI ...) 0)) ...) - - and likewise for `HImode'. */ -#define SLOW_ZERO_EXTEND 0 - /* Define this macro to be the value 1 if unaligned accesses have a cost many times greater than aligned accesses, for example if they are emulated in a trap handler. |