[llvm] [AMDGPU] ISel & PEI for whole wave functions (PR #145858)

[Carl Ritson via llvm-commits]

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@@ -284,6 +284,9 @@ namespace CallingConv {
     RISCV_VLSCall_32768 = 122,
     RISCV_VLSCall_65536 = 123,
 
+    // Calling convention for AMDGPU whole wave functions.
+    AMDGPU_Gfx_WholeWave = 124,
+
     /// The highest possible ID. Must be some 2^k - 1.
     MaxID = 1023
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perlfu wrote:

`MaxID` in this enumeration doesn't change for new CCs; unless you meant something else?

https://github.com/llvm/llvm-project/pull/145858