[flang] [libcxxabi] [lldb] [clang-tools-extra] [libcxx] [compiler-rt] [lld] [clang] [libc] [llvm] [RISCV] Support Global Dynamic TLSDESC in the RISC-V backend (PR #66915)

[Fangrui Song via llvm-commits]

================
@@ -71,6 +71,18 @@ enum Fixups {
   // Used to generate an R_RISCV_ALIGN relocation, which indicates the linker
   // should fixup the alignment after linker relaxation.
   fixup_riscv_align,
+  // 20-bit fixup corresponding to %tlsdesc_hi(foo) for instructions like
+  // auipc
+  fixup_riscv_tlsdesc_hi20,
----------------
MaskRay wrote:

> instructions like auipc

It seems that tlsdesc is auipc-style only, instead of lui-style. You can say that this is for auipc.

https://github.com/llvm/llvm-project/pull/66915