[llvm] [Mips] Add compact branch patterns for MipsR6 (PR #171131)

[Matt Arsenault via llvm-commits]

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@@ -0,0 +1,38 @@
+; RUN: llc -mtriple=mipsel -mcpu=mips32r6 -mips-compact-branches=never < %s | FileCheck %s
+; RUN: llc -mtriple=mips64el -mcpu=mips64r6 -mips-compact-branches=never < %s | FileCheck %s
+
+;; Test checking we respect mips-compact-branches=never
+;; The patterns set + branch should be disabled and not emit compact branches
+
+; CHECK-NOT: bltc
+; CHECK-NOT: bgec
+; CHECK-NOT: bltuc
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arsenm wrote:

These not checks are not doing anything useful 

https://github.com/llvm/llvm-project/pull/171131