diff options
Diffstat (limited to 'tests/tcg/mips/mips64-dsp/dshilo.c')
-rw-r--r-- | tests/tcg/mips/mips64-dsp/dshilo.c | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/tests/tcg/mips/mips64-dsp/dshilo.c b/tests/tcg/mips/mips64-dsp/dshilo.c new file mode 100644 index 00000000..f50584b9 --- /dev/null +++ b/tests/tcg/mips/mips64-dsp/dshilo.c @@ -0,0 +1,52 @@ +#include "io.h" + +int main(void) +{ + long long achi, acli; + long long acho, aclo; + long long reshi, reslo; + + achi = 0x87654321; + acli = 0x12345678; + + reshi = 0xfffffffff8765432; + reslo = 0x1234567; + + __asm + ("mthi %2, $ac1\n\t" + "mtlo %3, $ac1\n\t" + "dshilo $ac1, 0x4\n\t" + "mfhi %0, $ac1\n\t" + "mflo %1, $ac1\n\t" + : "=r"(acho), "=r"(aclo) + : "r"(achi), "r"(acli) + ); + + if ((acho != reshi) || (aclo != reslo)) { + printf("1 dshilo error\n"); + return -1; + } + + achi = 0x87654321; + acli = 0x12345678; + + reshi = 0x1234567; + reslo = 0x00; + + __asm + ("mthi %2, $ac1\n\t" + "mtlo %3, $ac1\n\t" + "dshilo $ac1, -60\n\t" + "mfhi %0, $ac1\n\t" + "mflo %1, $ac1\n\t" + : "=r"(acho), "=r"(aclo) + : "r"(achi), "r"(acli) + ); + + if ((acho != reshi) || (aclo != reslo)) { + printf("2 dshilo error\n"); + return -1; + } + + return 0; +} |