diff options
Diffstat (limited to 'qemu/tests/tcg/mips/mips64-dspr2/subu_qh.c')
-rw-r--r-- | qemu/tests/tcg/mips/mips64-dspr2/subu_qh.c | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/qemu/tests/tcg/mips/mips64-dspr2/subu_qh.c b/qemu/tests/tcg/mips/mips64-dspr2/subu_qh.c new file mode 100644 index 000000000..911cb349d --- /dev/null +++ b/qemu/tests/tcg/mips/mips64-dspr2/subu_qh.c @@ -0,0 +1,24 @@ +#include "io.h" + +int main(void) +{ + long long rd, rs, rt, dspreg, result, dspresult; + rs = 0x123456789ABCDEF0; + rt = 0x123456789ABCDEF1; + result = 0x000000000000000F; + dspresult = 0x01; + + __asm("subu.qh %0, %2, %3\n\t" + "rddsp %1\n\t" + : "=r"(rd), "=r"(dspreg) + : "r"(rs), "r"(rt) + ); + + dspreg = ((dspreg >> 20) & 0x01); + if ((rd != result) || (dspreg != dspresult)) { + printf("subu.qh error\n"); + return -1; + } + + return 0; +} |