d70080c4e3
Add MIPS ASE DSP testcases. Signed-off-by: Jia Liu <proljc@gmail.com> Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
55 lines
1.0 KiB
C
55 lines
1.0 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 rt, rs, ach, acl, dsp;
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int result;
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ach = 0x05;
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acl = 0xB4CB;
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dsp = 0x07;
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rs = 0x03;
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result = 0xA0001699;
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__asm
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("wrdsp %1, 0x01\n\t"
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"mthi %3, $ac1\n\t"
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"mtlo %4, $ac1\n\t"
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"extrv.w %0, $ac1, %2\n\t"
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"rddsp %1\n\t"
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: "=r"(rt), "+r"(dsp)
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: "r"(rs), "r"(ach), "r"(acl)
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);
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dsp = (dsp >> 23) & 0x01;
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assert(dsp == 1);
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assert(result == rt);
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/* Clear dspcontrol */
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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 = 4;
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ach = 0x01;
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acl = 0xB4CB;
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result = 0x10000B4C;
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__asm
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("wrdsp %1, 0x01\n\t"
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"mthi %3, $ac1\n\t"
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"mtlo %4, $ac1\n\t"
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"extrv.w %0, $ac1, %2\n\t"
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"rddsp %1\n\t"
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: "=r"(rt), "+r"(dsp)
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: "r"(rs), "r"(ach), "r"(acl)
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);
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dsp = (dsp >> 23) & 0x01;
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assert(dsp == 0);
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assert(result == rt);
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return 0;
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}
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