qemu/tests/tcg/mips/mips32-dspr2/absq_s_qb.c
Jia Liu d70080c4e3 target-mips: Add ASE DSP testcases
Add MIPS ASE DSP testcases.

Signed-off-by: Jia Liu <proljc@gmail.com>
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
2012-10-31 21:37:21 +01:00

36 lines
560 B
C

#include<stdio.h>
#include<assert.h>
int main()
{
int input, result, dsp;
int hope;
input = 0x701BA35E;
hope = 0x701B5D5E;
__asm
("absq_s.qb %0, %1\n\t"
: "=r"(result)
: "r"(input)
);
assert(result == hope);
input = 0x801BA35E;
hope = 0x7F1B5D5E;
__asm
("absq_s.qb %0, %2\n\t"
"rddsp %1\n\t"
: "=r"(result), "=r"(dsp)
: "r"(input)
);
dsp = dsp >> 20;
dsp &= 0x01;
assert(dsp == 1);
assert(result == hope);
return 0;
}