Imported Upstream version 5.18.0.167

Former-commit-id: 289509151e0fee68a1b591a20c9f109c3c789d3a

external/llvm/test/CodeGen/AArch64/eliminate-trunc.ll

@@ -1,39 +0,0 @@
-; RUN: llc -verify-machineinstrs -o - %s -mtriple=aarch64-none-apple-ios7.0 -mcpu=cyclone | FileCheck %s
-
-; Check  trunc i64 operation is translated as a subregister access
-; eliminating an i32 induction varible.
-
-; CHECK-NOT: add {{x[0-9]+}}, {{x[0-9]+}}, #1
-; CHECK: add {{w[0-9]+}}, {{w[0-9]+}}, #1
-; CHECK-NEXT: cmp {{w[0-9]+}}, {{w[0-9]+}}
-define void @test1_signed([8 x i8]* nocapture %a, i8* nocapture readonly %box, i8 %limit, i64 %inv) minsize {
-entry:
-  %conv = zext i8 %limit to i32
-  %cmp223 = icmp eq i8 %limit, 0
-  br i1 %cmp223, label %for.end15, label %for.body4.lr.ph.us
-
-for.body4.us:
-  %indvars.iv = phi i64 [ 0, %for.body4.lr.ph.us ], [ %indvars.iv.next, %for.body4.us ]
-  %arrayidx6.us = getelementptr inbounds [8 x i8], [8 x i8]* %a, i64 %indvars.iv, i64 %inv
-  %0 = load i8, i8* %arrayidx6.us, align 1
-  %idxprom7.us = zext i8 %0 to i64
-  %arrayidx8.us = getelementptr inbounds i8, i8* %box, i64 %idxprom7.us
-  %1 = load i8, i8* %arrayidx8.us, align 1
-  store i8 %1, i8* %arrayidx6.us, align 1
-  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
-  %2 = trunc i64 %indvars.iv.next to i32
-  %cmp2.us = icmp slt i32 %2, %conv
-  br i1 %cmp2.us, label %for.body4.us, label %for.cond1.for.inc13_crit_edge.us
-
-for.body4.lr.ph.us:
-  %indvars.iv26 = phi i64 [ %indvars.iv.next27, %for.cond1.for.inc13_crit_edge.us ], [ 0, %entry ]
-  br label %for.body4.us
-
-for.cond1.for.inc13_crit_edge.us:
-  %indvars.iv.next27 = add nuw nsw i64 %indvars.iv26, 1
-  %exitcond28 = icmp eq i64 %indvars.iv26, 3
-  br i1 %exitcond28, label %for.end15, label %for.body4.lr.ph.us
-
-for.end15:
-  ret void
-}