diff options
Diffstat (limited to 'qemu/tests/tcg/mips/mips32-dsp/dpsq_sa_l_w.c')
-rw-r--r-- | qemu/tests/tcg/mips/mips32-dsp/dpsq_sa_l_w.c | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/qemu/tests/tcg/mips/mips32-dsp/dpsq_sa_l_w.c b/qemu/tests/tcg/mips/mips32-dsp/dpsq_sa_l_w.c new file mode 100644 index 000000000..eda3b14e2 --- /dev/null +++ b/qemu/tests/tcg/mips/mips32-dsp/dpsq_sa_l_w.c @@ -0,0 +1,55 @@ +#include<stdio.h> +#include<assert.h> + +int main() +{ + int rs, rt, dsp; + int ach = 5, acl = 5; + int resulth, resultl, resultdsp; + + rs = 0xBC0123AD; + rt = 0x01643721; + resulth = 0x00BD3A22; + resultl = 0xD138776B; + resultdsp = 0x00; + __asm + ("mthi %0, $ac1\n\t" + "mtlo %1, $ac1\n\t" + "dpsq_sa.l.w $ac1, %3, %4\n\t" + "mfhi %0, $ac1\n\t" + "mflo %1, $ac1\n\t" + "rddsp %2\n\t" + : "+r"(ach), "+r"(acl), "=r"(dsp) + : "r"(rs), "r"(rt) + ); + dsp = (dsp >> 17) & 0x01; + assert(dsp == resultdsp); + assert(ach == resulth); + assert(acl == resultl); + + ach = 0x54321123; + acl = 5; + rs = 0x80000000; + rt = 0x80000000; + + resulth = 0xd4321123; + resultl = 0x06; + resultdsp = 0x01; + + __asm + ("mthi %0, $ac1\n\t" + "mtlo %1, $ac1\n\t" + "dpsq_sa.l.w $ac1, %3, %4\n\t" + "mfhi %0, $ac1\n\t" + "mflo %1, $ac1\n\t" + "rddsp %2\n\t" + : "+r"(ach), "+r"(acl), "=r"(dsp) + : "r"(rs), "r"(rt) + ); + dsp = (dsp >> 17) & 0x01; + assert(dsp == resultdsp); + assert(ach == resulth); + assert(acl == resultl); + + return 0; +} |