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llvm-mirror/test/Transforms/InstCombine/load-select.ll
Stephen Lin cf082ae903 Update Transforms tests to use CHECK-LABEL for easier debugging. No functionality change.
This update was done with the following bash script:

  find test/Transforms -name "*.ll" | \
  while read NAME; do
    echo "$NAME"
    if ! grep -q "^; *RUN: *llc" $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
      mv $TEMP $NAME
    fi
  done

llvm-svn: 186268
2013-07-14 01:42:54 +00:00

17 lines
680 B
LLVM

; RUN: opt < %s -instcombine -S | FileCheck %s
target datalayout = "e-p:32:32:32-i1:8:32-i8:8:32-i16:16:32-i32:32:32-i64:32:32-f32:32:32-f64:32:32-v64:64:64-v128:128:128-a0:0:32-n32"
@a = constant [2 x i32] [i32 3, i32 6] ; <[2 x i32]*> [#uses=2]
define i32 @b(i32 %y) nounwind readonly {
; CHECK-LABEL: @b(
; CHECK-NOT: load
; CHECK: ret i32
entry:
%0 = icmp eq i32 %y, 0 ; <i1> [#uses=1]
%storemerge = select i1 %0, i32* getelementptr inbounds ([2 x i32]* @a, i32 0, i32 1), i32* getelementptr inbounds ([2 x i32]* @a, i32 0, i32 0) ; <i32*> [#uses=1]
%1 = load i32* %storemerge, align 4 ; <i32> [#uses=1]
ret i32 %1
}