From e44e3482bdb4d0ebde2d8b41830ac2cdb07948fb Mon Sep 17 00:00:00 2001 From: Yang Zhang Date: Fri, 28 Aug 2015 09:58:54 +0800 Subject: Add qemu 2.4.0 Change-Id: Ic99cbad4b61f8b127b7dc74d04576c0bcbaaf4f5 Signed-off-by: Yang Zhang --- qemu/tests/tcg/mips/mips32-dsp/extrv_w.c | 80 ++++++++++++++++++++++++++++++++ 1 file changed, 80 insertions(+) create mode 100644 qemu/tests/tcg/mips/mips32-dsp/extrv_w.c (limited to 'qemu/tests/tcg/mips/mips32-dsp/extrv_w.c') diff --git a/qemu/tests/tcg/mips/mips32-dsp/extrv_w.c b/qemu/tests/tcg/mips/mips32-dsp/extrv_w.c new file mode 100644 index 000000000..9e8b238a0 --- /dev/null +++ b/qemu/tests/tcg/mips/mips32-dsp/extrv_w.c @@ -0,0 +1,80 @@ +#include +#include + +int main() +{ + int rt, rs, ach, acl, dsp; + int result; + + ach = 0x05; + acl = 0xB4CB; + dsp = 0x07; + rs = 0x03; + result = 0xA0001699; + + __asm + ("wrdsp %1, 0x01\n\t" + "mthi %3, $ac1\n\t" + "mtlo %4, $ac1\n\t" + "extrv.w %0, $ac1, %2\n\t" + "rddsp %1\n\t" + : "=r"(rt), "+r"(dsp) + : "r"(rs), "r"(ach), "r"(acl) + ); + dsp = (dsp >> 23) & 0x01; + assert(dsp == 1); + assert(result == rt); + + /* Clear dspcontrol */ + dsp = 0; + __asm + ("wrdsp %0\n\t" + : + : "r"(dsp) + ); + + rs = 4; + ach = 0x01; + acl = 0xB4CB; + result = 0x10000B4C; + __asm + ("wrdsp %1, 0x01\n\t" + "mthi %3, $ac1\n\t" + "mtlo %4, $ac1\n\t" + "extrv.w %0, $ac1, %2\n\t" + "rddsp %1\n\t" + : "=r"(rt), "+r"(dsp) + : "r"(rs), "r"(ach), "r"(acl) + ); + dsp = (dsp >> 23) & 0x01; + assert(dsp == 0); + assert(result == rt); + + /* Clear dspcontrol */ + dsp = 0; + __asm + ("wrdsp %0\n\t" + : + : "r"(dsp) + ); + + rs = 31; + ach = 0x3fffffff; + acl = 0x2bcdef01; + result = 0x7ffffffe; + __asm + ("wrdsp %1, 0x01\n\t" + "mthi %3, $ac1\n\t" + "mtlo %4, $ac1\n\t" + "extrv.w %0, $ac1, %2\n\t" + "rddsp %1\n\t" + : "=r"(rt), "+r"(dsp) + : "r"(rs), "r"(ach), "r"(acl) + ); + dsp = (dsp >> 23) & 0x01; + assert(dsp == 0); + assert(result == rt); + + + return 0; +} -- cgit 1.2.3-korg