diff options
Diffstat (limited to 'riscv/insns/psll_dws.h')
| -rw-r--r-- | riscv/insns/psll_dws.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/riscv/insns/psll_dws.h b/riscv/insns/psll_dws.h new file mode 100644 index 00000000..ec71edbf --- /dev/null +++ b/riscv/insns/psll_dws.h @@ -0,0 +1,7 @@ +require_rv32; +P_RD_RS1_DW_LOOP(32, 32, { + uint8_t m = P_FIELD(RS2, 0, 8); + const uint64_t maskN = 0xFFFFFFFFull; + if (m >= 32) p_rd = 0; + else p_rd = (uint32_t)((p_rs1 << m) & maskN); +})
\ No newline at end of file |
