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

[Fangrui Song via libc-commits]

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@@ -188,3 +188,8 @@ addi a2, ft0, 24 # CHECK: :[[@LINE]]:10: error: invalid operand for instruction
 
 # fence.tso accepts no operands
 fence.tso rw, rw # CHECK: :[[@LINE]]:11: error: invalid operand for instruction
+
+.Ltlsdesc_hi0:
+jalr	x5, 0(a1), %tlsdesc_hi(.Ltlsdesc_hi0) # CHECK: :[[@LINE]]:17: error: operand must be a symbol with %tlsdesc_call modifier
+jalr	x1, 0(a1), %tlsdesc_call(.Ltlsdesc_hi0) # CHECK: :[[@LINE]]:12: error: the output operand must be t0/x5 when using %tlsdesc_call modifier
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MaskRay wrote:

I think it's clearer to place these negative tests in a test named `tlsdesc*.s`

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