[llvm] Add support for x87 registers on GISel register selection (PR #83528)

[Simon Pilgrim via llvm-commits]

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@@ -0,0 +1,237 @@
+; NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py UTC_ARGS: --version 4
+; RUN: llc < %s -mtriple=i686-- -mattr=+x87,-sse,-sse2 -global-isel -stop-after=regbankselect | FileCheck %s --check-prefix=X32
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RKSimon wrote:

(pedantic) Use X86 - X32 should be used only for gnux32 targets

https://github.com/llvm/llvm-project/pull/83528