diff options
Diffstat (limited to 'gcc/config/h8300/h8300.c')
| -rw-r--r-- | gcc/config/h8300/h8300.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/gcc/config/h8300/h8300.c b/gcc/config/h8300/h8300.c index 1400782..551e354 100644 --- a/gcc/config/h8300/h8300.c +++ b/gcc/config/h8300/h8300.c @@ -303,6 +303,18 @@ enum h8_cpu H8_S }; +/* Implement TARGET_OPTION_OPTIMIZATION. */ + +static void +h8300_option_optimization (int level ATTRIBUTE_UNUSED, + int size ATTRIBUTE_UNUSED) +{ + /* Basic block reordering is only beneficial on targets with cache + and/or variable-cycle branches where (cycle count taken != cycle + count not taken). */ + flag_reorder_blocks = 0; +} + /* Initialize various cpu specific globals at start up. */ static void @@ -5925,4 +5937,7 @@ h8300_trampoline_init (rtx m_tramp, tree fndecl, rtx cxt) #undef TARGET_OPTION_OVERRIDE #define TARGET_OPTION_OVERRIDE h8300_option_override +#undef TARGET_OPTION_OPTIMIZATION +#define TARGET_OPTION_OPTIMIZATION h8300_option_optimization + struct gcc_target targetm = TARGET_INITIALIZER; |