mirror of https://gitee.com/openkylin/qemu.git
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 rd, rs, rt;
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long long dspi, dspo;
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long long result;
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rs = 0x10FF01FF;
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rt = 0x10010001;
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dspi = 0x00002000;
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result = 0x21000201;
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__asm
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("wrdsp %3\n"
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"addwc %0, %1, %2\n\t"
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: "=r"(rd)
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: "r"(rs), "r"(rt), "r"(dspi)
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);
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if (rd != result) {
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printf("1 addwc wrong\n");
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return -1;
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}
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rs = 0xFFFF1111;
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rt = 0x00020001;
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dspi = 0x00;
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result = 0x00011112;
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__asm
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("wrdsp %3\n"
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"addwc %0, %1, %2\n\t"
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: "=r"(rd)
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: "r"(rs), "r"(rt), "r"(dspi)
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);
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if (rd != result) {
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printf("2 addwc wrong\n");
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return -1;
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}
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rs = 0x8FFF1111;
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rt = 0x80020001;
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dspi = 0x00;
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result = 0x10011112;
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__asm
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("wrdsp %4\n"
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"addwc %0, %2, %3\n\t"
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"rddsp %1\n\t"
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: "=r"(rd), "=r"(dspo)
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: "r"(rs), "r"(rt), "r"(dspi)
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);
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if ((rd != result) || (((dspo >> 20) & 0x01) != 1)) {
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printf("3 addwc 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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