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author | upstream source tree <ports@midipix.org> | 2015-03-15 20:14:05 -0400 |
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committer | upstream source tree <ports@midipix.org> | 2015-03-15 20:14:05 -0400 |
commit | 554fd8c5195424bdbcabf5de30fdc183aba391bd (patch) | |
tree | 976dc5ab7fddf506dadce60ae936f43f58787092 /gcc/testsuite/gcc.dg/h8300-div-delay-slot.c | |
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Diffstat (limited to 'gcc/testsuite/gcc.dg/h8300-div-delay-slot.c')
-rw-r--r-- | gcc/testsuite/gcc.dg/h8300-div-delay-slot.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/h8300-div-delay-slot.c b/gcc/testsuite/gcc.dg/h8300-div-delay-slot.c new file mode 100644 index 000000000..5fa60ec4d --- /dev/null +++ b/gcc/testsuite/gcc.dg/h8300-div-delay-slot.c @@ -0,0 +1,19 @@ +/* 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; + } +} |