X-Git-Url: https://gerrit.opnfv.org/gerrit/gitweb?a=blobdiff_plain;f=qemu%2Ftests%2Ftcg%2Fmips%2Fmips64-dsp%2Fextr_s_h.c;fp=qemu%2Ftests%2Ftcg%2Fmips%2Fmips64-dsp%2Fextr_s_h.c;h=de10cb57a5e48bfa8aa88aba1e7338a772734449;hb=e44e3482bdb4d0ebde2d8b41830ac2cdb07948fb;hp=0000000000000000000000000000000000000000;hpb=9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00;p=kvmfornfv.git diff --git a/qemu/tests/tcg/mips/mips64-dsp/extr_s_h.c b/qemu/tests/tcg/mips/mips64-dsp/extr_s_h.c new file mode 100644 index 000000000..de10cb57a --- /dev/null +++ b/qemu/tests/tcg/mips/mips64-dsp/extr_s_h.c @@ -0,0 +1,71 @@ +#include "io.h" + +int main(void) +{ + long long rt, ach, acl, dsp; + long long result; + + ach = 0x05; + acl = 0xB4CB; + result = 0x00007FFF; + __asm + ("mthi %2, $ac1\n\t" + "mtlo %3, $ac1\n\t" + "extr_s.h %0, $ac1, 0x03\n\t" + "rddsp %1\n\t" + : "=r"(rt), "=r"(dsp) + : "r"(ach), "r"(acl) + ); + dsp = (dsp >> 23) & 0x01; + if ((dsp != 1) || (result != rt)) { + printf("extr_s.h wrong\n"); + + return -1; + } + + ach = 0xffffffff; + acl = 0x12344321; + result = 0xffffffffFFFF8000; + __asm + ("mthi %2, $ac1\n\t" + "mtlo %3, $ac1\n\t" + "extr_s.h %0, $ac1, 0x08\n\t" + "rddsp %1\n\t" + : "=r"(rt), "=r"(dsp) + : "r"(ach), "r"(acl) + ); + dsp = (dsp >> 23) & 0x01; + if ((dsp != 1) || (result != rt)) { + printf("extr_s.h wrong\n"); + + return -1; + } + + /* Clear dsp */ + dsp = 0; + __asm + ("wrdsp %0\n\t" + : + : "r"(dsp) + ); + + ach = 0x00; + acl = 0x4321; + result = 0x432; + __asm + ("mthi %2, $ac1\n\t" + "mtlo %3, $ac1\n\t" + "extr_s.h %0, $ac1, 0x04\n\t" + "rddsp %1\n\t" + : "=r"(rt), "=r"(dsp) + : "r"(ach), "r"(acl) + ); + dsp = (dsp >> 23) & 0x01; + if ((dsp != 0) || (result != rt)) { + printf("extr_s.h wrong\n"); + + return -1; + } + + return 0; +}