diff options
Diffstat (limited to 'riscv/insns/vqdot_common.h')
| -rw-r--r-- | riscv/insns/vqdot_common.h | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/riscv/insns/vqdot_common.h b/riscv/insns/vqdot_common.h new file mode 100644 index 0000000..381e1a4 --- /dev/null +++ b/riscv/insns/vqdot_common.h @@ -0,0 +1,15 @@ +#define UNPACK_32_TO_8(IN, TYPE, OUT_ARR) \ + int64_t OUT_ARR[4]; \ + OUT_ARR[0] = (TYPE)((IN) & 0xff); \ + OUT_ARR[1] = (TYPE)((IN >> 8) & 0xff); \ + OUT_ARR[2] = (TYPE)((IN >> 16) & 0xff); \ + OUT_ARR[3] = (TYPE)((IN >> 24) & 0xff); \ + +#define VQDOT(IN1, IN2, TYPE1, TYPE2) \ + UNPACK_32_TO_8(IN1, TYPE1, unpacked_vs1) \ + UNPACK_32_TO_8(IN2, TYPE2, unpacked_vs2) \ + uint64_t result = unpacked_vs1[0]*unpacked_vs2[0] + \ + unpacked_vs1[1]*unpacked_vs2[1] + \ + unpacked_vs1[2]*unpacked_vs2[2] + \ + unpacked_vs1[3]*unpacked_vs2[3] \ + |