diff options
Diffstat (limited to 'gcc/testsuite/gcc.target/mips/fix-r4000-9.c')
-rw-r--r-- | gcc/testsuite/gcc.target/mips/fix-r4000-9.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.target/mips/fix-r4000-9.c b/gcc/testsuite/gcc.target/mips/fix-r4000-9.c new file mode 100644 index 000000000..68724eb37 --- /dev/null +++ b/gcc/testsuite/gcc.target/mips/fix-r4000-9.c @@ -0,0 +1,8 @@ +/* ??? At the moment, lower-subreg.c decomposes the copy of the multiplication + result to $2, which prevents the register allocators from storing the + multiplication result in $2. */ +/* { dg-options "-mips3 -mfix-r4000 -mgp64 -O2 -fno-split-wide-types -dp -EL" } */ +typedef long long int64_t; +typedef int int128_t __attribute__((mode(TI))); +int128_t foo (int64_t x, int64_t y) { return (int128_t) x * y; } +/* { dg-final { scan-assembler "[concat {\tdmult\t\$[45],\$[45][^\n]+mulditi3_r4000[^\n]+\n\tmflo\t\$2\n\tmfhi\t\$3\n}]" } } */ |