diff options
Diffstat (limited to 'gcc/testsuite/gcc.target/riscv/mipsprefetch.c')
| -rw-r--r-- | gcc/testsuite/gcc.target/riscv/mipsprefetch.c | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.target/riscv/mipsprefetch.c b/gcc/testsuite/gcc.target/riscv/mipsprefetch.c new file mode 100644 index 0000000..b58aa0f --- /dev/null +++ b/gcc/testsuite/gcc.target/riscv/mipsprefetch.c @@ -0,0 +1,31 @@ +/* pic used here to prevent the assembler to emit .nopic directive. */ +/* { dg-do compile } */ +/* { dg-options "-march=rv32imafd_xmipscbop -fpic" { target { rv32 } } } */ +/* { dg-options "-march=rv64imafd_xmipscbop -fpic -mabi=lp64d" { target { rv64 } } } */ +/* { dg-skip-if "" { *-*-* } { "-O0" "-Og" } } */ + + +void prefetch_read(char *a) +{ + __builtin_prefetch (&a[3], 0, 0); +} + +void prefetch_write(char *a) +{ + __builtin_prefetch (&a[1], 1, 0); +} + +void prefetch_read_out_range_offset(char *a) +{ + __builtin_prefetch (&a[512], 0, 1); +} + +void prefetch_write_out_range_offset(char *a) +{ + __builtin_prefetch (&a[1024], 1, 1); +} + +/* { dg-final { scan-assembler-times "mips.pref\t8,0\\(\[a-x0-9\]+\\)" 1 } } */ +/* { dg-final { scan-assembler-times "mips.pref\t8,3\\(\[a-x0-9\]+\\)" 1 } } */ +/* { dg-final { scan-assembler-times "nop" 2 } } */ + |