[llvm] [LoongArch][GlobalISel] Adding initial GlobalISel infrastructure (PR #116005)

[Thorsten Schütt via llvm-commits]

================
@@ -0,0 +1,17 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 5
+; RUN: llc --mtriple=loongarch32 -global-isel -verify-machineinstrs < %s \
+; RUN:   | FileCheck -check-prefix=LA32 %s
+; RUN: llc --mtriple=loongarch64 -global-isel -verify-machineinstrs < %s \
+; RUN:   | FileCheck -check-prefix=LA64 %s
----------------
tschuett wrote:

Do you want to support 32-bit and 64-bit with one GlobalISel instance? I believe only X86 is doing it so far.

https://github.com/llvm/llvm-project/pull/116005