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

53 lines
1011 B
C

#include "io.h"
int main(void)
{
long long achi, acli;
long long acho, aclo;
long long reshi, reslo;
achi = 0x87654321;
acli = 0x12345678;
reshi = 0xfffffffff8765432;
reslo = 0x1234567;
__asm
("mthi %2, $ac1\n\t"
"mtlo %3, $ac1\n\t"
"dshilo $ac1, 0x4\n\t"
"mfhi %0, $ac1\n\t"
"mflo %1, $ac1\n\t"
: "=r"(acho), "=r"(aclo)
: "r"(achi), "r"(acli)
);
if ((acho != reshi) || (aclo != reslo)) {
printf("1 dshilo error\n");
return -1;
}
achi = 0x87654321;
acli = 0x12345678;
reshi = 0x1234567;
reslo = 0x00;
__asm
("mthi %2, $ac1\n\t"
"mtlo %3, $ac1\n\t"
"dshilo $ac1, -60\n\t"
"mfhi %0, $ac1\n\t"
"mflo %1, $ac1\n\t"
: "=r"(acho), "=r"(aclo)
: "r"(achi), "r"(acli)
);
if ((acho != reshi) || (aclo != reslo)) {
printf("2 dshilo error\n");
return -1;
}
return 0;
}