[llvm] [NVPTX] Add float to tf32 conversion intrinsics (PR #121507)

[Durgadoss R via llvm-commits]

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@@ -725,6 +728,12 @@ let hasSideEffects = false in {
 
   def CVT_f16x2_e4m3x2 : CVT_f16x2_fp8<"e4m3">;
   def CVT_f16x2_e5m2x2 : CVT_f16x2_fp8<"e5m2">;
+
+  // Float to TF32 conversions.
+  def CVT_tf32_f32 : NVPTXInst<(outs Int32Regs:$dst),
+                     (ins Float32Regs:$src, CvtMode:$mode),
+                     !strconcat("cvt${mode:base}${mode:relu}${mode:satfinite}.",
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durga4github wrote:

I have updated to use separate records in the latest revision.

Kindly review it and let me know if it aligns with your suggestion.

https://github.com/llvm/llvm-project/pull/121507