diff options
Diffstat (limited to 'tests/tcg/mips/mips32-dspr2/mulq_rs_w.c')
-rw-r--r-- | tests/tcg/mips/mips32-dspr2/mulq_rs_w.c | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/tests/tcg/mips/mips32-dspr2/mulq_rs_w.c b/tests/tcg/mips/mips32-dspr2/mulq_rs_w.c new file mode 100644 index 0000000000..669405faf1 --- /dev/null +++ b/tests/tcg/mips/mips32-dspr2/mulq_rs_w.c @@ -0,0 +1,36 @@ +#include<stdio.h> +#include<assert.h> + +int main() +{ + int rd, rs, rt, dsp; + int result, resultdsp; + + rs = 0x80001234; + rt = 0x80004321; + result = 0x80005555; + + __asm + ("mulq_rs.w %0, %1, %2\n\t" + : "=r"(rd) + : "r"(rs), "r"(rt) + ); + assert(rd == result); + + rs = 0x80000000; + rt = 0x80000000; + result = 0x7FFFFFFF; + resultdsp = 1; + + __asm + ("mulq_rs.w %0, %2, %3\n\t" + "rddsp %1\n\t" + : "=r"(rd), "=r"(dsp) + : "r"(rs), "r"(rt) + ); + dsp = (dsp >> 21) & 0x01; + assert(rd == result); + assert(dsp == resultdsp); + + return 0; +} |