diff options
Diffstat (limited to 'gcc/testsuite/gcc.target/xstormy16/sfr/01_const_to_sfrb.c')
-rw-r--r-- | gcc/testsuite/gcc.target/xstormy16/sfr/01_const_to_sfrb.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.target/xstormy16/sfr/01_const_to_sfrb.c b/gcc/testsuite/gcc.target/xstormy16/sfr/01_const_to_sfrb.c new file mode 100644 index 000000000..96e4adcfb --- /dev/null +++ b/gcc/testsuite/gcc.target/xstormy16/sfr/01_const_to_sfrb.c @@ -0,0 +1,19 @@ +/* { dg-options { -nostartfiles below100.o -Tbelow100.ld -O2 } } */ +/* { dg-final { scan-assembler "mov.b 32532,#18" } } */ + +#define SFR (*((volatile unsigned char*)0x7f14)) +unsigned char *p = (unsigned char *) 0x7f14; + +void +Do (void) +{ + SFR = 0x12; +} + +int +main (void) +{ + *p = 0x34; + Do (); + return (*p == 0x12) ? 0 : 1; +} |