d70080c4e3
Add MIPS ASE DSP testcases. Signed-off-by: Jia Liu <proljc@gmail.com> Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
60 lines
1.3 KiB
C
60 lines
1.3 KiB
C
#include "io.h"
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int main(void)
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{
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long long rs, rt, dsp;
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long long ach = 5, acl = 5;
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long long resulth, resultl, resultdsp;
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rs = 0xBC0123AD;
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rt = 0x01643721;
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resulth = 0xfffffffffdf4cbe0;
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resultl = 0xFFFFFFFFd138776b;
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resultdsp = 0x00;
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__asm
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("mthi %0, $ac1\n\t"
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"mtlo %1, $ac1\n\t"
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"dpsq_sa.l.w $ac1, %3, %4\n\t"
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"mfhi %0, $ac1\n\t"
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"mflo %1, $ac1\n\t"
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"rddsp %2\n\t"
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: "+r"(ach), "+r"(acl), "=r"(dsp)
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: "r"(rs), "r"(rt)
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);
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dsp = (dsp >> 17) & 0x01;
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if ((dsp != resultdsp) || (ach != resulth) || (acl != resultl)) {
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printf("1 dpsq_sa.l.w wrong\n");
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return -1;
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}
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ach = 0x54321123;
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acl = 5;
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rs = 0x80000000;
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rt = 0x80000000;
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resulth = 0xffffffffd4321123;
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resultl = 0x06;
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resultdsp = 0x01;
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__asm
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("mthi %0, $ac1\n\t"
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"mtlo %1, $ac1\n\t"
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"dpsq_sa.l.w $ac1, %3, %4\n\t"
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"mfhi %0, $ac1\n\t"
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"mflo %1, $ac1\n\t"
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"rddsp %2\n\t"
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: "+r"(ach), "+r"(acl), "=r"(dsp)
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: "r"(rs), "r"(rt)
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);
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dsp = (dsp >> 17) & 0x01;
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if ((dsp != resultdsp) || (ach != resulth) || (acl != resultl)) {
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printf("2 dpsq_sa.l.w wrong\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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