[llvm] [AMDGPU] Implement llvm.lrint intrinsic lowering (PR #98931)

[Sumanth Gundapaneni via llvm-commits]

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+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 5
+; RUN: llc -global-isel -mtriple=amdgcn -mcpu=gfx900 < %s | FileCheck -check-prefixes=GCN,GFX9 %s
+; RUN: llc -global-isel -mtriple=amdgcn -mcpu=gfx1010 < %s | FileCheck -check-prefixes=GCN,GFX10 %s
+; RUN: llc -global-isel -mtriple=amdgcn -mcpu=gfx1100 < %s | FileCheck -check-prefixes=GCN,GFX11 %s
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sgundapa wrote:

GlobalISel tests generate code using a scalar reg on bit operations where as selectiondag uses a vector. Does this still mean I should use a single test ?

https://github.com/llvm/llvm-project/pull/98931