[clang] [RISCV][NFC] Make generated intrinsic records more human-readable (PR #133710)

[LLVM Continuous Integration via cfe-commits]

llvm-ci wrote:

LLVM Buildbot has detected a new failure on builder `amdgpu-offload-rhel-8-cmake-build-only` running on `rocm-docker-rhel-8` while building `clang` at step 4 "annotate".

Full details are available at: https://lab.llvm.org/buildbot/#/builders/204/builds/6349

<details>
<summary>Here is the relevant piece of the build log for the reference</summary>

```
Step 4 (annotate) failure: '../llvm-zorg/zorg/buildbot/builders/annotated/amdgpu-offload-cmake.py --jobs=32' (failure)
...
[990/7775] Building EmitCTypes.cpp.inc...
[991/7775] Building EmitCTypes.h.inc...
[992/7775] Building EmitC.cpp.inc...
[993/7775] Building EmitC.h.inc...
[994/7775] Building FuncOps.cpp.inc...
[995/7775] Building FuncOpsDialect.cpp.inc...
[996/7775] Building FuncOpsDialect.h.inc...
[997/7775] Building FuncTransformOps.cpp.inc...
[998/7775] Building FuncTransformOps.h.inc...
[999/7775] Building CXX object tools/clang/lib/Support/CMakeFiles/obj.clangSupport.dir/RISCVVIntrinsicUtils.cpp.o
FAILED: tools/clang/lib/Support/CMakeFiles/obj.clangSupport.dir/RISCVVIntrinsicUtils.cpp.o 
ccache /usr/bin/c++ -DCLANG_EXPORTS -DGTEST_HAS_RTTI=0 -D_DEBUG -D_GLIBCXX_ASSERTIONS -D_GNU_SOURCE -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/home/botworker/bbot/amdgpu-offload-rhel-8-cmake-build-only/build/tools/clang/lib/Support -I/home/botworker/bbot/amdgpu-offload-rhel-8-cmake-build-only/llvm-project/clang/lib/Support -I/home/botworker/bbot/amdgpu-offload-rhel-8-cmake-build-only/llvm-project/clang/include -I/home/botworker/bbot/amdgpu-offload-rhel-8-cmake-build-only/build/tools/clang/include -I/home/botworker/bbot/amdgpu-offload-rhel-8-cmake-build-only/build/include -I/home/botworker/bbot/amdgpu-offload-rhel-8-cmake-build-only/llvm-project/llvm/include -fPIC -fno-semantic-interposition -fvisibility-inlines-hidden -Werror=date-time -Wall -Wextra -Wno-unused-parameter -Wwrite-strings -Wcast-qual -Wno-missing-field-initializers -pedantic -Wno-long-long -Wimplicit-fallthrough -Wno-uninitialized -Wno-nonnull -Wno-class-memaccess -Wno-noexcept-type -Wdelete-non-virtual-dtor -Wno-comment -Wno-misleading-indentation -fdiagnostics-color -ffunction-sections -fdata-sections -fno-common -Woverloaded-virtual -fno-strict-aliasing -O3 -DNDEBUG -std=c++17  -fno-exceptions -funwind-tables -fno-rtti -UNDEBUG -MD -MT tools/clang/lib/Support/CMakeFiles/obj.clangSupport.dir/RISCVVIntrinsicUtils.cpp.o -MF tools/clang/lib/Support/CMakeFiles/obj.clangSupport.dir/RISCVVIntrinsicUtils.cpp.o.d -o tools/clang/lib/Support/CMakeFiles/obj.clangSupport.dir/RISCVVIntrinsicUtils.cpp.o -c /home/botworker/bbot/amdgpu-offload-rhel-8-cmake-build-only/llvm-project/clang/lib/Support/RISCVVIntrinsicUtils.cpp
In file included from /home/botworker/bbot/amdgpu-offload-rhel-8-cmake-build-only/llvm-project/clang/lib/Support/RISCVVIntrinsicUtils.cpp:9:
/home/botworker/bbot/amdgpu-offload-rhel-8-cmake-build-only/llvm-project/clang/include/clang/Support/RISCVVIntrinsicUtils.h:541:22: error: declaration of ‘clang::RISCV::RequiredExtensions clang::RISCV::RVVIntrinsicRecord::RequiredExtensions’ [-fpermissive]
   RequiredExtensions RequiredExtensions;
                      ^~~~~~~~~~~~~~~~~~
/home/botworker/bbot/amdgpu-offload-rhel-8-cmake-build-only/llvm-project/clang/include/clang/Support/RISCVVIntrinsicUtils.h:515:8: error: changes meaning of ‘RequiredExtensions’ from ‘struct clang::RISCV::RequiredExtensions’ [-fpermissive]
 struct RequiredExtensions {
        ^~~~~~~~~~~~~~~~~~
[1000/7775] Linking CXX static library lib/libLLVMTableGenCommon_static.a
[1001/7775] Building FuncOps.h.inc...
[1002/7775] Building Passes.capi.cpp.inc...
[1003/7775] Building Passes.capi.h.inc...
[1004/7775] Building Passes.h.inc...
[1005/7775] Building GPUOpInterfaces.cpp.inc...
[1006/7775] Building GPUOpInterfaces.h.inc...
[1007/7775] Building GPUOpsDialect.cpp.inc...
[1008/7775] Building GPUOpsDialect.h.inc...
[1009/7775] Building ArmSMEIntrinsicConversions.inc...
[1010/7775] Building GPUOpsTypes.cpp.inc...
[1011/7775] Building IndexAttrs.cpp.inc...
[1012/7775] Building IndexAttrs.h.inc...
[1013/7775] Building GPUOpsTypes.h.inc...
[1014/7775] Building GPUTransformOps.cpp.inc...
[1015/7775] Building IndexEnums.cpp.inc...
[1016/7775] Building IndexEnums.h.inc...
[1017/7775] Linking CXX shared library lib/libLLVMDebugInfoBTF.so.21.0git
[1018/7775] Building GPUTransformOps.h.inc...
[1019/7775] Building IndexOpsDialect.h.inc...
[1020/7775] Building IndexOpsDialect.cpp.inc...
[1021/7775] Building ArmSMEIntrinsicOps.cpp.inc...
[1022/7775] Building ArmSMEIntrinsicOps.h.inc...
[1023/7775] Building IndexOps.cpp.inc...
[1024/7775] Building IndexOps.h.inc...
[1025/7775] Linking CXX shared library lib/libLLVMRemarks.so.21.0git
[1026/7775] Linking CXX shared library lib/libLLVMOrcShared.so.21.0git
[1027/7775] Building GPUOps.h.inc...
[1028/7775] Building GPUOps.cpp.inc...
[1029/7775] Building ARMTargetParserDef.inc...

```

</details>

https://github.com/llvm/llvm-project/pull/133710