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author | fishsoupisgood <github@madingley.org> | 2019-04-29 01:17:54 +0100 |
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committer | fishsoupisgood <github@madingley.org> | 2019-05-27 03:43:43 +0100 |
commit | 3f2546b2ef55b661fd8dd69682b38992225e86f6 (patch) | |
tree | 65ca85f13617aee1dce474596800950f266a456c /tests/tcg/mips/mips32-dsp/dpsq_sa_l_w.c | |
download | qemu-master.tar.gz qemu-master.tar.bz2 qemu-master.zip |
Diffstat (limited to 'tests/tcg/mips/mips32-dsp/dpsq_sa_l_w.c')
-rw-r--r-- | tests/tcg/mips/mips32-dsp/dpsq_sa_l_w.c | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/tests/tcg/mips/mips32-dsp/dpsq_sa_l_w.c b/tests/tcg/mips/mips32-dsp/dpsq_sa_l_w.c new file mode 100644 index 00000000..eda3b14e --- /dev/null +++ b/tests/tcg/mips/mips32-dsp/dpsq_sa_l_w.c @@ -0,0 +1,55 @@ +#include<stdio.h> +#include<assert.h> + +int main() +{ + int rs, rt, dsp; + int ach = 5, acl = 5; + int resulth, resultl, resultdsp; + + rs = 0xBC0123AD; + rt = 0x01643721; + resulth = 0x00BD3A22; + resultl = 0xD138776B; + resultdsp = 0x00; + __asm + ("mthi %0, $ac1\n\t" + "mtlo %1, $ac1\n\t" + "dpsq_sa.l.w $ac1, %3, %4\n\t" + "mfhi %0, $ac1\n\t" + "mflo %1, $ac1\n\t" + "rddsp %2\n\t" + : "+r"(ach), "+r"(acl), "=r"(dsp) + : "r"(rs), "r"(rt) + ); + dsp = (dsp >> 17) & 0x01; + assert(dsp == resultdsp); + assert(ach == resulth); + assert(acl == resultl); + + ach = 0x54321123; + acl = 5; + rs = 0x80000000; + rt = 0x80000000; + + resulth = 0xd4321123; + resultl = 0x06; + resultdsp = 0x01; + + __asm + ("mthi %0, $ac1\n\t" + "mtlo %1, $ac1\n\t" + "dpsq_sa.l.w $ac1, %3, %4\n\t" + "mfhi %0, $ac1\n\t" + "mflo %1, $ac1\n\t" + "rddsp %2\n\t" + : "+r"(ach), "+r"(acl), "=r"(dsp) + : "r"(rs), "r"(rt) + ); + dsp = (dsp >> 17) & 0x01; + assert(dsp == resultdsp); + assert(ach == resulth); + assert(acl == resultl); + + return 0; +} |