diff options
Diffstat (limited to 'gcc/testsuite/gcc.target/mips/r10k-cache-barrier-9.c')
-rw-r--r-- | gcc/testsuite/gcc.target/mips/r10k-cache-barrier-9.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.target/mips/r10k-cache-barrier-9.c b/gcc/testsuite/gcc.target/mips/r10k-cache-barrier-9.c new file mode 100644 index 000000000..67b52f92d --- /dev/null +++ b/gcc/testsuite/gcc.target/mips/r10k-cache-barrier-9.c @@ -0,0 +1,19 @@ +/* { dg-options "-O2 -mr10k-cache-barrier=store -G8" } */ + +/* Test that out-of-range stores to components of static objects + are protected by a cache barrier. */ + +struct { struct { char i[4]; } a; struct { char j[4]; } b; } s; + +NOMIPS16 void +foo (int sel1, int sel2, int sel3) +{ + if (sel1) + s.a.i[8] = 1; + if (sel2) + s.b.j[4] = 100; + if (sel3) + s.a.i[-1] = 0; +} + +/* { dg-final { scan-assembler-times "\tcache\t" 3 } } */ |