diff options
Diffstat (limited to 'qemu/tests/tcg/mips/mips32-dsp/shilov.c')
-rw-r--r-- | qemu/tests/tcg/mips/mips32-dsp/shilov.c | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/qemu/tests/tcg/mips/mips32-dsp/shilov.c b/qemu/tests/tcg/mips/mips32-dsp/shilov.c new file mode 100644 index 000000000..e1d6cea4b --- /dev/null +++ b/qemu/tests/tcg/mips/mips32-dsp/shilov.c @@ -0,0 +1,49 @@ +#include<stdio.h> +#include<assert.h> + +int main() +{ + int rs, ach, acl; + int resulth, resultl; + + rs = 0x0F; + ach = 0xBBAACCFF; + acl = 0x1C3B001D; + + resulth = 0x17755; + resultl = 0x99fe3876; + + __asm + ("mthi %0, $ac1\n\t" + "mtlo %1, $ac1\n\t" + "shilov $ac1, %2\n\t" + "mfhi %0, $ac1\n\t" + "mflo %1, $ac1\n\t" + : "+r"(ach), "+r"(acl) + : "r"(rs) + ); + assert(ach == resulth); + assert(acl == resultl); + + + rs = 0xffffffff; + ach = 0x1; + acl = 0x80000000; + + resulth = 0x3; + resultl = 0x0; + + __asm + ("mthi %0, $ac1\n\t" + "mtlo %1, $ac1\n\t" + "shilov $ac1, %2\n\t" + "mfhi %0, $ac1\n\t" + "mflo %1, $ac1\n\t" + : "+r"(ach), "+r"(acl) + : "r"(rs) + ); + assert(ach == resulth); + assert(acl == resultl); + + return 0; +} |