upstream

[ChunyuLiao]

MC patchs:

• [RISCV] Add support for XCVbitmanip extension in CV32E40P

• [RISCV] Add support for XCVmac extension in CV32E40P

• [RISCV] Add support for XCVsimd extension in CV32E40P

• [RISCV] Add support for XCValu extension in CV32E40P

• [RISCV] Add support for XCVbi extension in CV32E40P

• [RISCV][MC] MC layer support for xcvmem and xcvelw extensions

llvm intrinsic:

• [RISCV] Implement intrinsics for XCVbitmanip extension in CV32E40P ,commit llvm/llvm-project@3eaed9e
• [RISCV] Codegen support for XCVmem extension
• [RISCV] Implement Intrinsics and CodeGen Support for XCValu Extension
• [RISCV] Implement Intrinsics for XCVmac Extension in CV32E40P
• [RISCV] Codegen support for XCVbi extension

[realqhc]

patchs:

• [RISCV] Add support for XCVbitmanip extension in CV32E40P https://reviews.llvm.org/D152915
• mc Mac

• [RISCV] Add support for XCVmac extension in CV32E40P

[melonedo]

[RISCV] Add support for XCVbi extension in CV32E40P