[clang] [llvm] [RISCV][MC] MC layer support for the experimental zalasr extension (PR #79911)

[Craig Topper via cfe-commits]

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@@ -0,0 +1,70 @@
+# RUN: llvm-mc %s -triple=riscv32 -mattr=+experimental-zalasr -riscv-no-aliases -show-encoding \
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topperc wrote:

It's not very obvious from the test names, but I think the convention for the `-valid.s` tests is usually that the `rv32` test contains riscv32 and riscv64 RUN lines. and the `rv64` test only contains instructions that are unique to rv64. This reduces the amount of test content that is duplicated.

https://github.com/llvm/llvm-project/pull/79911