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llvm-mirror/test/Transforms/InstCombine/add2.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

44 lines
884 B
LLVM

; RUN: opt < %s -instcombine -S | FileCheck %s
define i64 @test1(i64 %A, i32 %B) {
%tmp12 = zext i32 %B to i64
%tmp3 = shl i64 %tmp12, 32
%tmp5 = add i64 %tmp3, %A
%tmp6 = and i64 %tmp5, 123
ret i64 %tmp6
; CHECK-LABEL: @test1(
; CHECK-NEXT: and i64 %A, 123
; CHECK-NEXT: ret i64
}
define i32 @test2(i32 %A) {
%B = and i32 %A, 7
%C = and i32 %A, 32
%F = add i32 %B, %C
ret i32 %F
; CHECK-LABEL: @test2(
; CHECK-NEXT: and i32 %A, 39
; CHECK-NEXT: ret i32
}
define i32 @test3(i32 %A) {
%B = and i32 %A, 128
%C = lshr i32 %A, 30
%F = add i32 %B, %C
ret i32 %F
; CHECK-LABEL: @test3(
; CHECK-NEXT: and
; CHECK-NEXT: lshr
; CHECK-NEXT: or i32 %B, %C
; CHECK-NEXT: ret i32
}
define i32 @test4(i32 %A) {
%B = add nuw i32 %A, %A
ret i32 %B
; CHECK-LABEL: @test4(
; CHECK-NEXT: %B = shl nuw i32 %A, 1
; CHECK-NEXT: ret i32 %B
}