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| author | fishsoupisgood <github@madingley.org> | 2019-04-29 01:17:54 +0100 |
|---|---|---|
| committer | fishsoupisgood <github@madingley.org> | 2019-05-27 03:43:43 +0100 |
| commit | 3f2546b2ef55b661fd8dd69682b38992225e86f6 (patch) | |
| tree | 65ca85f13617aee1dce474596800950f266a456c /tests/tcg/mips/mips64-dsp/extpv.c | |
| download | qemu-3f2546b2ef55b661fd8dd69682b38992225e86f6.tar.gz qemu-3f2546b2ef55b661fd8dd69682b38992225e86f6.tar.bz2 qemu-3f2546b2ef55b661fd8dd69682b38992225e86f6.zip | |
Diffstat (limited to 'tests/tcg/mips/mips64-dsp/extpv.c')
| -rw-r--r-- | tests/tcg/mips/mips64-dsp/extpv.c | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/tests/tcg/mips/mips64-dsp/extpv.c b/tests/tcg/mips/mips64-dsp/extpv.c new file mode 100644 index 00000000..158472bf --- /dev/null +++ b/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; +} |