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llvm-mirror/test/CodeGen/Thumb2/lsr-deficiency.ll
Stephen Lin 7e501cf4c3 Mass update to CodeGen tests to use CHECK-LABEL for labels corresponding to function definitions for more informative error messages. No functionality change and all updated tests passed locally.
This update was done with the following bash script:

  find test/CodeGen -name "*.ll" | \
  while read NAME; do
    echo "$NAME"
    if ! grep -q "^; *RUN: *llc.*debug" $NAME; then
      TEMP=`mktemp -t temp`
      cp $NAME $TEMP
      sed -n "s/^define [^@]*@\([A-Za-z0-9_]*\)(.*$/\1/p" < $NAME | \
      while read FUNC; do
        sed -i '' "s/;\(.*\)\([A-Za-z0-9_-]*\):\( *\)$FUNC: *\$/;\1\2-LABEL:\3$FUNC:/g" $TEMP
      done
      sed -i '' "s/;\(.*\)-LABEL-LABEL:/;\1-LABEL:/" $TEMP
      sed -i '' "s/;\(.*\)-NEXT-LABEL:/;\1-NEXT:/" $TEMP
      sed -i '' "s/;\(.*\)-NOT-LABEL:/;\1-NOT:/" $TEMP
      sed -i '' "s/;\(.*\)-DAG-LABEL:/;\1-DAG:/" $TEMP
      mv $TEMP $NAME
    fi
  done

llvm-svn: 186280
2013-07-14 06:24:09 +00:00

37 lines
1.4 KiB
LLVM

; RUN: llc < %s -mtriple=thumbv7-apple-darwin10 -relocation-model=pic | FileCheck %s
; rdar://7387640
; This now reduces to a single induction variable.
@G = external global i32 ; <i32*> [#uses=2]
@array = external global i32* ; <i32**> [#uses=1]
define void @t() nounwind optsize {
; CHECK-LABEL: t:
; CHECK: mov{{.*}}, #1000
entry:
%.pre = load i32* @G, align 4 ; <i32> [#uses=1]
br label %bb
bb: ; preds = %bb, %entry
; CHECK: LBB0_1:
; CHECK: subs [[R2:r[0-9]+]], #1
; CHECK: cmp.w [[R2]], #-1
; CHECK: bne LBB0_1
%0 = phi i32 [ %.pre, %entry ], [ %3, %bb ] ; <i32> [#uses=1]
%indvar = phi i32 [ 0, %entry ], [ %indvar.next, %bb ] ; <i32> [#uses=2]
%tmp5 = sub i32 1000, %indvar ; <i32> [#uses=1]
%1 = load i32** @array, align 4 ; <i32*> [#uses=1]
%scevgep = getelementptr i32* %1, i32 %tmp5 ; <i32*> [#uses=1]
%2 = load i32* %scevgep, align 4 ; <i32> [#uses=1]
%3 = add nsw i32 %2, %0 ; <i32> [#uses=2]
store i32 %3, i32* @G, align 4
%indvar.next = add i32 %indvar, 1 ; <i32> [#uses=2]
%exitcond = icmp eq i32 %indvar.next, 1001 ; <i1> [#uses=1]
br i1 %exitcond, label %return, label %bb
return: ; preds = %bb
ret void
}