mbox series

[0/1,V5] RISC-V: Support Zmmul extension

Message ID 20220713021326.1235-1-shihua@iscas.ac.cn
Headers
Series RISC-V: Support Zmmul extension |

Message

Liao Shihua July 13, 2022, 2:13 a.m. UTC 
  From: LiaoShihua <shihua@iscas.ac.cn>

    Zmmul extension is Multiply only extension for RISC-V.It implements the multiplication subset of the M extension. 
    The encodings are identical to those of the corresponding M-extension instructions.

LiaoShihua (1):
  RISC-V: Support Zmmul extension

 gcc/common/config/riscv/riscv-common.cc  |  3 +++
 gcc/config/riscv/riscv-opts.h            |  3 +++
 gcc/config/riscv/riscv.cc                |  8 +++++--
 gcc/config/riscv/riscv.md                | 28 ++++++++++++------------
 gcc/config/riscv/riscv.opt               |  3 +++
 gcc/testsuite/gcc.target/riscv/zmmul-1.c | 20 +++++++++++++++++
 gcc/testsuite/gcc.target/riscv/zmmul-2.c | 20 +++++++++++++++++
 7 files changed, 69 insertions(+), 16 deletions(-)
 create mode 100644 gcc/testsuite/gcc.target/riscv/zmmul-1.c
 create mode 100644 gcc/testsuite/gcc.target/riscv/zmmul-2.c