[all-commits] [llvm/llvm-project] 7c9230: [RISCV] Add trunc instruction to the __builtin_ris...

[Craig Topper via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 7c9230c4f2ad267c716520fb25c4037acd2204fd
      https://github.com/llvm/llvm-project/commit/7c9230c4f2ad267c716520fb25c4037acd2204fd
  Author: Craig Topper <craig.topper at sifive.com>
  Date:   2023-07-06 (Thu, 06 Jul 2023)

  Changed paths:
    M clang/lib/CodeGen/CGBuiltin.cpp
    M clang/test/CodeGen/RISCV/rvb-intrinsics/riscv64-xtheadbb.c
    M clang/test/CodeGen/RISCV/rvb-intrinsics/riscv64-zbb.c

  Log Message:
  -----------
  [RISCV] Add trunc instruction to the __builtin_riscv_ctz_64/__builtin_riscv_clz_64 IR.

These builtins were recently changed to return 'int' like the
similar __builtin_clz/__builtin_ctz builtins, but the IR generation
was not updated to use a truncate.