diff options
Diffstat (limited to 'qemu/tests/tcg/mips/mips32-dspr2/mul_ph.c')
-rw-r--r-- | qemu/tests/tcg/mips/mips32-dspr2/mul_ph.c | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/qemu/tests/tcg/mips/mips32-dspr2/mul_ph.c b/qemu/tests/tcg/mips/mips32-dspr2/mul_ph.c new file mode 100644 index 000000000..c7e9d60d1 --- /dev/null +++ b/qemu/tests/tcg/mips/mips32-dspr2/mul_ph.c @@ -0,0 +1,47 @@ +#include<stdio.h> +#include<assert.h> + +int main() +{ + int rd, rs, rt, dsp; + int result, resultdsp; + + rs = 0x03FB1234; + rt = 0x0BCC4321; + result = 0xF504F4B4; + resultdsp = 1; + + __asm + ("mul.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); + + dsp = 0; + __asm + ("wrdsp %0\n\t" + : + : "r"(dsp) + ); + + rs = 0x00210010; + rt = 0x00110005; + result = 0x2310050; + resultdsp = 0; + + __asm + ("mul.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; +} |