| /* Make sure that the H8 backend does not generate a div |
| instruction in a delay slot. */ |
| /* { dg-options "-Os" } */ |
| /* { dg-skip-if "" { "h8300*-*-*" } "*" "-msx*" } */ |
| /* { dg-final { scan-assembler-not "\tbra/s\t.*\n\tdiv*" } } */ |
| |
| extern volatile unsigned long timer_ticks; |
| #define timer_ms_elapsed(ticks) (((unsigned long)(timer_ticks-ticks))/10) |
| unsigned long ticks; |
| |
| unsigned tst_read( unsigned char idx ) |
| { |
| switch( idx ) |
| { |
| case 0x62: return timer_ms_elapsed(ticks); |
| case 0x61: return timer_ticks; |
| default: return 0; |
| } |
| } |