qemu/tests/tcg/mips/mips64-dsp/extpdp.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

52 lines
980 B
C

#include "io.h"
int main(void)
{
long long rt, ach, acl, dsp, pos, efi;
long long result;
ach = 0x05;
acl = 0xB4CB;
dsp = 0x07;
result = 0x000C;
__asm
("wrdsp %1, 0x01\n\t"
"mthi %2, $ac1\n\t"
"mtlo %3, $ac1\n\t"
"extpdp %0, $ac1, 0x03\n\t"
"rddsp %1\n\t"
: "=r"(rt), "+r"(dsp)
: "r"(ach), "r"(acl)
);
pos = dsp & 0x3F;
efi = (dsp >> 14) & 0x01;
if ((pos != 3) || (efi != 0) || (result != rt)) {
printf("extpdp wrong\n");
return -1;
}
ach = 0x05;
acl = 0xB4CB;
dsp = 0x01;
__asm
("wrdsp %1, 0x01\n\t"
"mthi %2, $ac1\n\t"
"mtlo %3, $ac1\n\t"
"extpdp %0, $ac1, 0x03\n\t"
"rddsp %1\n\t"
: "=r"(rt), "+r"(dsp)
: "r"(ach), "r"(acl)
);
efi = (dsp >> 14) & 0x01;
if (efi != 1) {
printf("extpdp wrong\n");
return -1;
}
return 0;
}