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llvm-mirror/test/CodeGen/SystemZ/bswap-01.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

25 lines
583 B
LLVM

; Test byteswaps between registers.
;
; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s
declare i32 @llvm.bswap.i32(i32 %a)
declare i64 @llvm.bswap.i64(i64 %a)
; Check 32-bit register-to-register byteswaps.
define i32 @f1(i32 %a) {
; CHECK-LABEL: f1:
; CHECK: lrvr [[REGISTER:%r[0-5]]], %r2
; CHECK: br %r14
%swapped = call i32 @llvm.bswap.i32(i32 %a)
ret i32 %swapped
}
; Check 64-bit register-to-register byteswaps.
define i64 @f2(i64 %a) {
; CHECK-LABEL: f2:
; CHECK: lrvgr %r2, %r2
; CHECK: br %r14
%swapped = call i64 @llvm.bswap.i64(i64 %a)
ret i64 %swapped
}