[llvm] [AArch64][GlobalISel] SIMD fpcvt codegen for rounding nodes (PR #165546)

[David Green via llvm-commits]

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@@ -0,0 +1,428 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 5
+; RUN: llc < %s -mtriple aarch64-unknown-unknown -mattr=+fprcvt,+fullfp16 | FileCheck %s --check-prefixes=CHECK,CHECK-SD
+; RUN: llc < %s -mtriple aarch64-unknown-unknown -global-isel -global-isel-abort=2 -mattr=+fprcvt,+fullfp16 2>&1 | FileCheck %s --check-prefixes=CHECK,CHECK-GI
+
+;  CHECK-GI: warning: Instruction selection used fallback path for lround_i32_f16_simd
+;  CHECK-GI-NEXT: warning: Instruction selection used fallback path for lround_i64_f16_simd
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davemgreen wrote:

Do we need better legalization for G_LROUND? I don't know if anyone has looked at that one yet in GISel.

https://github.com/llvm/llvm-project/pull/165546