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/mips32-dsp/extpdpv.c | 47 +++++++++++++++++++++++++++++++++++++ 1 file changed, 47 insertions(+) create mode 100644 tests/tcg/mips/mips32-dsp/extpdpv.c (limited to 'tests/tcg/mips/mips32-dsp/extpdpv.c') diff --git a/tests/tcg/mips/mips32-dsp/extpdpv.c b/tests/tcg/mips/mips32-dsp/extpdpv.c new file mode 100644 index 00000000..f5774eed --- /dev/null +++ b/tests/tcg/mips/mips32-dsp/extpdpv.c @@ -0,0 +1,47 @@ +#include +#include + +int main() +{ + int rt, rs, ach, acl, dsp, pos, efi; + int result; + + ach = 0x05; + acl = 0xB4CB; + dsp = 0x07; + rs = 0x03; + result = 0x000C; + + __asm + ("wrdsp %1, 0x01\n\t" + "mthi %2, $ac1\n\t" + "mtlo %3, $ac1\n\t" + "extpdpv %0, $ac1, %4\n\t" + "rddsp %1\n\t" + : "=r"(rt), "+r"(dsp) + : "r"(ach), "r"(acl), "r"(rs) + ); + pos = dsp & 0x3F; + efi = (dsp >> 14) & 0x01; + assert(pos == 3); + assert(efi == 0); + assert(result == rt); + + ach = 0x05; + acl = 0xB4CB; + dsp = 0x01; + + __asm + ("wrdsp %1, 0x01\n\t" + "mthi %2, $ac1\n\t" + "mtlo %3, $ac1\n\t" + "extpdpv %0, $ac1, %4\n\t" + "rddsp %1\n\t" + : "=r"(rt), "+r"(dsp) + : "r"(ach), "r"(acl), "r"(rs) + ); + efi = (dsp >> 14) & 0x01; + assert(efi == 1); + + return 0; +} -- cgit v1.2.3