[clang] [llvm] [AMDGPU][WIP] Add support for i64/f64 readlane, writelane and readfirstlane operations. (PR #89217)

[Matt Arsenault via cfe-commits]

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@@ -504,3 +508,15 @@ def AMDGPUdiv_fmas : PatFrags<(ops node:$src0, node:$src1, node:$src2, node:$vcc
 def AMDGPUperm : PatFrags<(ops node:$src0, node:$src1, node:$src2),
   [(int_amdgcn_perm node:$src0, node:$src1, node:$src2),
    (AMDGPUperm_impl node:$src0, node:$src1, node:$src2)]>;
+
+def AMDGPUreadlane : PatFrags<(ops node:$src0, node:$src1),
+  [(int_amdgcn_readlane node:$src0, node:$src1),
+   (AMDGPUreadlane_impl node:$src0, node:$src1)]>;
+
+def AMDGPUreadfirstlane : PatFrags<(ops node:$src),
+  [(int_amdgcn_readfirstlane node:$src),
+   (AMDGPUreadfirstlane_impl node:$src)]>;
+
+def AMDGPUwritelane : PatFrags<(ops node:$src0, node:$src1, node:$src2),
+  [(int_amdgcn_writelane node:$src0, node:$src1, node:$src2),
+   (AMDGPUwritelane_impl node:$src0, node:$src1, node:$src2)]>;
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arsenm wrote:

Missing newline end of file 

https://github.com/llvm/llvm-project/pull/89217