diff options
Diffstat (limited to 'qemu/tests/tcg/mips/mips64-dsp/subq_s_w.c')
-rw-r--r-- | qemu/tests/tcg/mips/mips64-dsp/subq_s_w.c | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/qemu/tests/tcg/mips/mips64-dsp/subq_s_w.c b/qemu/tests/tcg/mips/mips64-dsp/subq_s_w.c new file mode 100644 index 000000000..91d32da17 --- /dev/null +++ b/qemu/tests/tcg/mips/mips64-dsp/subq_s_w.c @@ -0,0 +1,27 @@ +#include "io.h" + +int main(void) +{ + long long rd, rs, rt, dsp; + long long result, resultdsp; + + rs = 0x12345678; + rt = 0x87654321; + result = 0x7FFFFFFF; + resultdsp = 0x01; + + __asm + ("subq_s.w %0, %2, %3\n\t" + "rddsp %1\n\t" + : "=r"(rd), "=r"(dsp) + : "r"(rs), "r"(rt) + ); + dsp = (dsp >> 20) & 0x01; + if ((dsp != resultdsp) || (rd != result)) { + printf("subq_s.w wrong\n"); + + return -1; + } + + return 0; +} |