diff options
Diffstat (limited to 'riscv/insns/mulhr.h')
| -rw-r--r-- | riscv/insns/mulhr.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/riscv/insns/mulhr.h b/riscv/insns/mulhr.h new file mode 100644 index 00000000..527d2a2f --- /dev/null +++ b/riscv/insns/mulhr.h @@ -0,0 +1,4 @@ +require_extension('P'); +require_rv32; +int64_t mres = sext(RS1,64) * sext(RS2,64); +WRITE_RD(((mres >> 31) + 1) >> 1);
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