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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>
63 lines
1.1 KiB
C
63 lines
1.1 KiB
C
#include<stdio.h>
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#include<assert.h>
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int main()
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{
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int rd, rs, rt, dsp;
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int result, resultdsp;
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rs = 0x03FB1234;
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rt = 0x0BCC4321;
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result = 0x7fff7FFF;
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resultdsp = 1;
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__asm
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("mul_s.ph %0, %2, %3\n\t"
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"rddsp %1\n\t"
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: "=r"(rd), "=r"(dsp)
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: "r"(rs), "r"(rt)
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);
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dsp = (dsp >> 21) & 0x01;
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assert(rd == result);
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assert(dsp == resultdsp);
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rs = 0x7fffff00;
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rt = 0xff007fff;
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result = 0x80008000;
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resultdsp = 1;
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__asm
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("mul_s.ph %0, %2, %3\n\t"
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"rddsp %1\n\t"
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: "=r"(rd), "=r"(dsp)
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: "r"(rs), "r"(rt)
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);
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dsp = (dsp >> 21) & 0x01;
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assert(rd == result);
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assert(dsp == resultdsp);
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dsp = 0;
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__asm
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("wrdsp %0\n\t"
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:
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: "r"(dsp)
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);
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rs = 0x00320001;
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rt = 0x00210002;
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result = 0x06720002;
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resultdsp = 0;
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__asm
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("mul_s.ph %0, %2, %3\n\t"
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"rddsp %1\n\t"
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: "=r"(rd), "=r"(dsp)
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: "r"(rs), "r"(rt)
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);
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dsp = (dsp >> 21) & 0x01;
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assert(rd == result);
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assert(dsp == resultdsp);
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return 0;
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}
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