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d70080c4e3
Add MIPS ASE DSP testcases. Signed-off-by: Jia Liu <proljc@gmail.com> Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
60 lines
1.1 KiB
C
60 lines
1.1 KiB
C
#include "io.h"
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int main(void)
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{
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long long rt, dsp;
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long long achi, acli;
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long long res, resdsp, resdsppos;
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int rs;
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int tmp1, tmp2;
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rs = 0xabcd1234;
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achi = 0x12345678;
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acli = 0x87654321;
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res = 0xff;
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resdsp = 0x0;
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resdsppos = 0x2c;
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__asm
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("mthi %2, $ac1\n\t"
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"mtlo %3, $ac1\n\t"
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"wrdsp %4\n\t"
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"dextpdp %0, $ac1, 0x7\n\t"
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"rddsp %1\n\t"
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: "=r"(rt), "=r"(dsp)
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: "r"(achi), "r"(acli), "r"(rs)
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);
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tmp1 = (dsp >> 14) & 0x1;
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tmp2 = dsp & 0x3f;
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if ((tmp1 != resdsp) || (rt != res) || (tmp2 != resdsppos)) {
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printf("dextpdp error\n");
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return -1;
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}
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rs = 0xabcd1200;
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achi = 0x12345678;
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acli = 0x87654321;
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resdsp = 0x1;
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__asm
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("mthi %2, $ac1\n\t"
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"mtlo %3, $ac1\n\t"
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"wrdsp %4\n\t"
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"dextpdp %0, $ac1, 0x7\n\t"
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"rddsp %1\n\t"
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: "=r"(rt), "=r"(dsp)
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: "r"(achi), "r"(acli), "r"(rs)
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);
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tmp1 = (dsp >> 14) & 0x1;
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if (tmp1 != resdsp) {
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printf("dextpdp error\n");
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return -1;
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}
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return 0;
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}
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