diff options
Diffstat (limited to 'qemu/tests/tcg/mips/mips32-dsp/mulq_rs_ph.c')
-rw-r--r-- | qemu/tests/tcg/mips/mips32-dsp/mulq_rs_ph.c | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/qemu/tests/tcg/mips/mips32-dsp/mulq_rs_ph.c b/qemu/tests/tcg/mips/mips32-dsp/mulq_rs_ph.c new file mode 100644 index 000000000..370c2a801 --- /dev/null +++ b/qemu/tests/tcg/mips/mips32-dsp/mulq_rs_ph.c @@ -0,0 +1,42 @@ +#include<stdio.h> +#include<assert.h> + +int main() +{ + int rd, rs, rt, dsp; + int result, resultdsp; + + rs = 0x80001234; + rt = 0x80004321; + result = 0x7FFF098C; + resultdsp = 1; + + __asm + ("wrdsp $0\n\t" + "mulq_rs.ph %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); + + rs = 0x80011234; + rt = 0x80024321; + result = 0x7FFD098C; + resultdsp = 0; + + __asm + ("wrdsp $0\n\t" + "mulq_rs.ph %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; +} |