[PATCH] D157547: Arm64EC entry/exit thunks, consolidated.

[Daniel Paoliello via Phabricator via cfe-commits]

dpaoliello added inline comments.


================
Comment at: llvm/lib/Target/AArch64/AArch64CallingConvention.td:248-257
+  // The first 4 FP/Vector arguments are passed in XMM registers.
+  CCIfType<[f16],
+           CCAssignToRegWithShadow<[H0, H1, H2, H3],
+                                   [X0, X1, X2, X2]>>,
+  CCIfType<[f32],
+           CCAssignToRegWithShadow<[S0, S1, S2, S3],
+                                   [X0, X1, X2, X2]>>,
----------------
These seem wrong, shouldn't the shadows be `[X0, X1, X2, X3]` (instead of `X2` twice)


Repository:
  rG LLVM Github Monorepo

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  https://reviews.llvm.org/D157547/new/

https://reviews.llvm.org/D157547