diff options
author | Yang Zhang <yang.z.zhang@intel.com> | 2015-08-28 09:58:54 +0800 |
---|---|---|
committer | Yang Zhang <yang.z.zhang@intel.com> | 2015-09-01 12:44:00 +0800 |
commit | e44e3482bdb4d0ebde2d8b41830ac2cdb07948fb (patch) | |
tree | 66b09f592c55df2878107a468a91d21506104d3f /qemu/tests/tcg/mips/mips64-dsp/extpv.c | |
parent | 9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00 (diff) |
Add qemu 2.4.0
Change-Id: Ic99cbad4b61f8b127b7dc74d04576c0bcbaaf4f5
Signed-off-by: Yang Zhang <yang.z.zhang@intel.com>
Diffstat (limited to 'qemu/tests/tcg/mips/mips64-dsp/extpv.c')
-rw-r--r-- | qemu/tests/tcg/mips/mips64-dsp/extpv.c | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/qemu/tests/tcg/mips/mips64-dsp/extpv.c b/qemu/tests/tcg/mips/mips64-dsp/extpv.c new file mode 100644 index 000000000..158472bf9 --- /dev/null +++ b/qemu/tests/tcg/mips/mips64-dsp/extpv.c @@ -0,0 +1,51 @@ +#include "io.h" + +int main(void) +{ + long long rt, ac, ach, acl, dsp; + long long result; + + ach = 0x05; + acl = 0xB4CB; + dsp = 0x07; + ac = 0x03; + result = 0x000C; + + __asm + ("wrdsp %1, 0x01\n\t" + "mthi %2, $ac1\n\t" + "mtlo %3, $ac1\n\t" + "extpv %0, $ac1, %4\n\t" + "rddsp %1\n\t" + : "=r"(rt), "+r"(dsp) + : "r"(ach), "r"(acl), "r"(ac) + ); + dsp = (dsp >> 14) & 0x01; + if ((dsp != 0) || (result != rt)) { + printf("extpv wrong\n"); + + return -1; + } + + ach = 0x05; + acl = 0xB4CB; + dsp = 0x01; + + __asm + ("wrdsp %1, 0x01\n\t" + "mthi %2, $ac1\n\t" + "mtlo %3, $ac1\n\t" + "extpv %0, $ac1, %4\n\t" + "rddsp %1\n\t" + : "=r"(rt), "+r"(dsp) + : "r"(ach), "r"(acl), "r"(ac) + ); + dsp = (dsp >> 14) & 0x01; + if (dsp != 1) { + printf("extpv wrong\n"); + + return -1; + } + + return 0; +} |