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llvm-mirror/test/CodeGen/X86/h-registers-2.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

21 lines
493 B
LLVM

; RUN: llc < %s -march=x86 | FileCheck %s
; Use an h register, but don't omit the explicit shift for
; non-address use(s).
define i32 @foo(i8* %x, i32 %y) nounwind {
; CHECK-LABEL: foo:
; CHECK-NOT: ret
; CHECK: movzbl %{{[abcd]h}},
; CHECK-NOT: ret
; CHECK: shll $3,
; CHECK: ret
%t0 = lshr i32 %y, 8 ; <i32> [#uses=1]
%t1 = and i32 %t0, 255 ; <i32> [#uses=2]
%t2 = shl i32 %t1, 3
%t3 = getelementptr i8* %x, i32 %t2 ; <i8*> [#uses=1]
store i8 77, i8* %t3, align 4
ret i32 %t2
}