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llvm-mirror/test/Transforms/GVN/2011-07-07-MatchIntrinsicExtract.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

86 lines
2.0 KiB
LLVM

; RUN: opt < %s -gvn -S | FileCheck %s
;
%0 = type { i64, i1 }
define i64 @test1(i64 %a, i64 %b) nounwind ssp {
entry:
%uadd = tail call %0 @llvm.uadd.with.overflow.i64(i64 %a, i64 %b)
%uadd.0 = extractvalue %0 %uadd, 0
%add1 = add i64 %a, %b
ret i64 %add1
}
; CHECK-LABEL: @test1(
; CHECK-NOT: add1
; CHECK: ret
define i64 @test2(i64 %a, i64 %b) nounwind ssp {
entry:
%usub = tail call %0 @llvm.usub.with.overflow.i64(i64 %a, i64 %b)
%usub.0 = extractvalue %0 %usub, 0
%sub1 = sub i64 %a, %b
ret i64 %sub1
}
; CHECK-LABEL: @test2(
; CHECK-NOT: sub1
; CHECK: ret
define i64 @test3(i64 %a, i64 %b) nounwind ssp {
entry:
%umul = tail call %0 @llvm.umul.with.overflow.i64(i64 %a, i64 %b)
%umul.0 = extractvalue %0 %umul, 0
%mul1 = mul i64 %a, %b
ret i64 %mul1
}
; CHECK-LABEL: @test3(
; CHECK-NOT: mul1
; CHECK: ret
define i64 @test4(i64 %a, i64 %b) nounwind ssp {
entry:
%sadd = tail call %0 @llvm.sadd.with.overflow.i64(i64 %a, i64 %b)
%sadd.0 = extractvalue %0 %sadd, 0
%add1 = add i64 %a, %b
ret i64 %add1
}
; CHECK-LABEL: @test4(
; CHECK-NOT: add1
; CHECK: ret
define i64 @test5(i64 %a, i64 %b) nounwind ssp {
entry:
%ssub = tail call %0 @llvm.ssub.with.overflow.i64(i64 %a, i64 %b)
%ssub.0 = extractvalue %0 %ssub, 0
%sub1 = sub i64 %a, %b
ret i64 %sub1
}
; CHECK-LABEL: @test5(
; CHECK-NOT: sub1
; CHECK: ret
define i64 @test6(i64 %a, i64 %b) nounwind ssp {
entry:
%smul = tail call %0 @llvm.smul.with.overflow.i64(i64 %a, i64 %b)
%smul.0 = extractvalue %0 %smul, 0
%mul1 = mul i64 %a, %b
ret i64 %mul1
}
; CHECK-LABEL: @test6(
; CHECK-NOT: mul1
; CHECK: ret
declare void @exit(i32) noreturn
declare %0 @llvm.uadd.with.overflow.i64(i64, i64) nounwind readnone
declare %0 @llvm.usub.with.overflow.i64(i64, i64) nounwind readnone
declare %0 @llvm.umul.with.overflow.i64(i64, i64) nounwind readnone
declare %0 @llvm.sadd.with.overflow.i64(i64, i64) nounwind readnone
declare %0 @llvm.ssub.with.overflow.i64(i64, i64) nounwind readnone
declare %0 @llvm.smul.with.overflow.i64(i64, i64) nounwind readnone