From 3f2546b2ef55b661fd8dd69682b38992225e86f6 Mon Sep 17 00:00:00 2001 From: fishsoupisgood Date: Mon, 29 Apr 2019 01:17:54 +0100 Subject: Initial import of qemu-2.4.1 --- tests/tcg/mips/mips64-dsp/dextpdp.c | 59 +++++++++++++++++++++++++++++++++++++ 1 file changed, 59 insertions(+) create mode 100644 tests/tcg/mips/mips64-dsp/dextpdp.c (limited to 'tests/tcg/mips/mips64-dsp/dextpdp.c') diff --git a/tests/tcg/mips/mips64-dsp/dextpdp.c b/tests/tcg/mips/mips64-dsp/dextpdp.c new file mode 100644 index 00000000..a2361e2d --- /dev/null +++ b/tests/tcg/mips/mips64-dsp/dextpdp.c @@ -0,0 +1,59 @@ +#include "io.h" + +int main(void) +{ + long long rt, dsp; + long long achi, acli; + long long res, resdsp, resdsppos; + int rs; + int tmp1, tmp2; + + rs = 0xabcd1234; + + achi = 0x12345678; + acli = 0x87654321; + res = 0xff; + resdsp = 0x0; + resdsppos = 0x2c; + + __asm + ("mthi %2, $ac1\n\t" + "mtlo %3, $ac1\n\t" + "wrdsp %4\n\t" + "dextpdp %0, $ac1, 0x7\n\t" + "rddsp %1\n\t" + : "=r"(rt), "=r"(dsp) + : "r"(achi), "r"(acli), "r"(rs) + ); + tmp1 = (dsp >> 14) & 0x1; + tmp2 = dsp & 0x3f; + + if ((tmp1 != resdsp) || (rt != res) || (tmp2 != resdsppos)) { + printf("dextpdp error\n"); + return -1; + } + + rs = 0xabcd1200; + + achi = 0x12345678; + acli = 0x87654321; + resdsp = 0x1; + + __asm + ("mthi %2, $ac1\n\t" + "mtlo %3, $ac1\n\t" + "wrdsp %4\n\t" + "dextpdp %0, $ac1, 0x7\n\t" + "rddsp %1\n\t" + : "=r"(rt), "=r"(dsp) + : "r"(achi), "r"(acli), "r"(rs) + ); + tmp1 = (dsp >> 14) & 0x1; + + if (tmp1 != resdsp) { + printf("dextpdp error\n"); + return -1; + } + + return 0; +} -- cgit v1.2.3