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* Mass update to CodeGen tests to use CHECK-LABEL for labels corresponding to ↵Stephen Lin2013-07-141-10/+10
| | | | | | | | | | | | | | | | | | | | | | | | | | | 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 git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@186280 91177308-0d34-0410-b5e6-96231b3b80d8
* [SystemZ] Optimize sign-extends of vector setccsRichard Sandiford2013-07-121-0/+70
| | | | | | | | | | | | | | Normal (sext (setcc ...)) sequences are optimised into (select_cc ..., -1, 0) by DAGCombiner::visitSIGN_EXTEND. However, this is deliberately not done for vectors, and after vector type legalization we have (sext_inreg (setcc ...)) instead. I wondered about trying to extend DAGCombiner to handle this case too, but it seemed to be a loss on some other targets I tried, even those for which SETCC isn't "legal" and SELECT_CC is. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@186149 91177308-0d34-0410-b5e6-96231b3b80d8
* [SystemZ] Fix some embarrassing test typosRichard Sandiford2013-06-271-1/+1
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@185070 91177308-0d34-0410-b5e6-96231b3b80d8
* [SystemZ] Register compare-and-branch supportRichard Sandiford2013-05-281-0/+89
This patch adds support for the CRJ and CGRJ instructions. Support for the immediate forms will be a separate patch. The architecture has a large number of comparison instructions. I think it's generally better to concentrate on using the "best" comparison instruction first and foremost, then only use something like CRJ if CR really was the natual choice of comparison instruction. The patch therefore opportunistically converts separate CR and BRC instructions into a single CRJ while emitting instructions in ISelLowering. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@182764 91177308-0d34-0410-b5e6-96231b3b80d8