diff options
Diffstat (limited to 'tests/tcg/mips/mips64-dsp/dextp.c')
-rw-r--r-- | tests/tcg/mips/mips64-dsp/dextp.c | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/tests/tcg/mips/mips64-dsp/dextp.c b/tests/tcg/mips/mips64-dsp/dextp.c new file mode 100644 index 0000000000..a469cc0366 --- /dev/null +++ b/tests/tcg/mips/mips64-dsp/dextp.c @@ -0,0 +1,54 @@ +#include "io.h" + +int main(void) +{ + long long rt, dsp; + long long achi, acli; + long long res, resdsp; + int rs; + + rs = 0xabcd1234; + + achi = 0x12345678; + acli = 0x87654321; + res = 0xff; + resdsp = 0x0; + + __asm + ("mthi %2, $ac1\n\t" + "mtlo %3, $ac1\n\t" + "wrdsp %4\n\t" + "dextp %0, $ac1, 0x7\n\t" + "rddsp %1\n\t" + : "=r"(rt), "=r"(dsp) + : "r"(achi), "r"(acli), "r"(rs) + ); + dsp = (dsp >> 14) & 0x1; + if ((dsp != resdsp) || (rt != res)) { + printf("dextp error\n"); + return -1; + } + + rs = 0xabcd1200; + + achi = 0x12345678; + acli = 0x87654321; + resdsp = 0x1; + + __asm + ("mthi %2, $ac1\n\t" + "mtlo %3, $ac1\n\t" + "wrdsp %4\n\t" + "dextp %0, $ac1, 0x7\n\t" + "rddsp %1\n\t" + : "=r"(rt), "=r"(dsp) + : "r"(achi), "r"(acli), "r"(rs) + ); + dsp = (dsp >> 14) & 0x1; + if (dsp != resdsp) { + printf("dextp error\n"); + return -1; + } + + return 0; +} |