[clang] [llvm] [RISCV] Support RISC-V Profiles in -march option (PR #76357)

[Craig Topper via cfe-commits]

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@@ -80,6 +80,7 @@ class RISCVISAInfo {
   unsigned getMaxVLen() const { return 65536; }
   unsigned getMaxELen() const { return MaxELen; }
   unsigned getMaxELenFp() const { return MaxELenFp; }
+  std::string getProfile() const { return Profile; }
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topperc wrote:

`const std::string &` or StringRef

https://github.com/llvm/llvm-project/pull/76357