diff options
Diffstat (limited to 'gcc/testsuite/gcc.target/powerpc/amo2.c')
-rw-r--r-- | gcc/testsuite/gcc.target/powerpc/amo2.c | 121 |
1 files changed, 121 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.target/powerpc/amo2.c b/gcc/testsuite/gcc.target/powerpc/amo2.c new file mode 100644 index 00000000000..cc7cfe4b450 --- /dev/null +++ b/gcc/testsuite/gcc.target/powerpc/amo2.c @@ -0,0 +1,121 @@ +/* { dg-do run { target { powerpc*-*-linux* && { lp64 && p9vector_hw } } } } */ +/* { dg-require-effective-target powerpc_p9vector_ok } */ +/* { dg-options "-O2 -mpower9-vector -mpower9-misc" } */ + +#include <amo.h> +#include <stdint.h> +#include <stdlib.h> + +/* Test whether the ISA 3.0 amo (atomic memory operations) functions perform as + expected. */ + +/* 32-bit tests. */ +static uint32_t u32_ld[4] = { + 9, /* add */ + 7, /* xor */ + 6, /* ior */ + 7, /* and */ +}; + +static uint32_t u32_st[4] = { + 9, /* add */ + 7, /* xor */ + 6, /* ior */ + 7, /* and */ +}; + +static uint32_t u32_result[4]; + +static uint32_t u32_update[4] = { + 9 + 1, /* add */ + 7 ^ 1, /* xor */ + 6 | 1, /* ior */ + 7 & 1, /* and */ +}; + +static uint32_t u32_prev[4] = { + 9, /* add */ + 7, /* xor */ + 6, /* ior */ + 7, /* and */ +}; + +/* 64-bit tests. */ +static uint64_t u64_ld[4] = { + 9, /* add */ + 7, /* xor */ + 6, /* ior */ + 7, /* and */ +}; + +static uint64_t u64_st[4] = { + 9, /* add */ + 7, /* xor */ + 6, /* ior */ + 7, /* and */ +}; + +static uint64_t u64_result[4]; + +static uint64_t u64_update[4] = { + 9 + 1, /* add */ + 7 ^ 1, /* xor */ + 6 | 1, /* ior */ + 7 & 1, /* and */ +}; + +static uint64_t u64_prev[4] = { + 9, /* add */ + 7, /* xor */ + 6, /* ior */ + 7, /* and */ +}; + +int +main (void) +{ + size_t i; + + u32_result[0] = amo_lwat_add (&u32_ld[0], 1); + u32_result[1] = amo_lwat_xor (&u32_ld[1], 1); + u32_result[2] = amo_lwat_ior (&u32_ld[2], 1); + u32_result[3] = amo_lwat_and (&u32_ld[3], 1); + + u64_result[0] = amo_ldat_add (&u64_ld[0], 1); + u64_result[1] = amo_ldat_xor (&u64_ld[1], 1); + u64_result[2] = amo_ldat_ior (&u64_ld[2], 1); + u64_result[3] = amo_ldat_and (&u64_ld[3], 1); + + amo_stwat_add (&u32_st[0], 1); + amo_stwat_xor (&u32_st[1], 1); + amo_stwat_ior (&u32_st[2], 1); + amo_stwat_and (&u32_st[3], 1); + + amo_stdat_add (&u64_st[0], 1); + amo_stdat_xor (&u64_st[1], 1); + amo_stdat_ior (&u64_st[2], 1); + amo_stdat_and (&u64_st[3], 1); + + for (i = 0; i < 4; i++) + { + if (u32_result[i] != u32_prev[i]) + abort (); + + if (u32_ld[i] != u32_update[i]) + abort (); + + if (u32_st[i] != u32_update[i]) + abort (); + + if (u64_result[i] != u64_prev[i]) + abort (); + + if (u64_ld[i] != u64_update[i]) + abort (); + + if (u64_st[i] != u64_update[i]) + abort (); + } + + return 0; +} |