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	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
		
	
		
			
				
	
	
		
			77 lines
		
	
	
		
			3.2 KiB
		
	
	
	
		
			LLVM
		
	
	
	
	
	
			
		
		
	
	
			77 lines
		
	
	
		
			3.2 KiB
		
	
	
	
		
			LLVM
		
	
	
	
	
	
| ; RUN: llc < %s -mcpu=generic -mtriple=x86_64-linux -asm-verbose=false | FileCheck %s
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| ; RUN: llc < %s -mcpu=generic -mtriple=x86_64-win32 -asm-verbose=false | FileCheck %s
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| 
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| ; LSR's OptimizeMax should eliminate the select (max).
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| 
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| ; CHECK-LABEL: foo:
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| ; CHECK-NOT: cmov
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| ; CHECK: jle
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| 
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| define void @foo(i64 %n, double* nocapture %p) nounwind {
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| entry:
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|   %cmp6 = icmp slt i64 %n, 0                      ; <i1> [#uses=1]
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|   br i1 %cmp6, label %for.end, label %for.body.preheader
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| 
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| for.body.preheader:                               ; preds = %entry
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|   %tmp = icmp sgt i64 %n, 0                       ; <i1> [#uses=1]
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|   %n.op = add i64 %n, 1                           ; <i64> [#uses=1]
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|   %tmp1 = select i1 %tmp, i64 %n.op, i64 1        ; <i64> [#uses=1]
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|   br label %for.body
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| 
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| for.body:                                         ; preds = %for.body.preheader, %for.body
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|   %i = phi i64 [ %i.next, %for.body ], [ 0, %for.body.preheader ] ; <i64> [#uses=2]
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|   %arrayidx = getelementptr double* %p, i64 %i    ; <double*> [#uses=2]
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|   %t4 = load double* %arrayidx                    ; <double> [#uses=1]
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|   %mul = fmul double %t4, 2.200000e+00            ; <double> [#uses=1]
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|   store double %mul, double* %arrayidx
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|   %i.next = add nsw i64 %i, 1                     ; <i64> [#uses=2]
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|   %exitcond = icmp eq i64 %i.next, %tmp1          ; <i1> [#uses=1]
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|   br i1 %exitcond, label %for.end, label %for.body
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| 
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| for.end:                                          ; preds = %for.body, %entry
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|   ret void
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| }
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| 
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| ; In this case, one of the max operands is another max, which folds,
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| ; leaving a two-operand max which doesn't fit the usual pattern.
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| ; OptimizeMax should handle this case.
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| ; PR7454
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| 
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| ;      CHECK-LABEL: _Z18GenerateStatusPagei:
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| 
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| ;      CHECK:         jle
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| ;  CHECK-NOT:         cmov
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| ;      CHECK:         xorl    {{%edi, %edi|%ecx, %ecx|%eax, %eax}}
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| ; CHECK-NEXT:         align
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| ; CHECK-NEXT: BB1_2:
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| ; CHECK:              callq
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| ; CHECK-NEXT:         incl    [[BX:%[a-z0-9]+]]
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| ; CHECK-NEXT:         cmpl    [[R14:%[a-z0-9]+]], [[BX]]
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| ; CHECK:              jl
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| 
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| define void @_Z18GenerateStatusPagei(i32 %jobs_to_display) nounwind {
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| entry:
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|   %cmp.i = icmp sgt i32 %jobs_to_display, 0       ; <i1> [#uses=1]
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|   %tmp = select i1 %cmp.i, i32 %jobs_to_display, i32 0 ; <i32> [#uses=3]
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|   %cmp8 = icmp sgt i32 %tmp, 0                    ; <i1> [#uses=1]
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|   br i1 %cmp8, label %bb.nph, label %for.end
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| 
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| bb.nph:                                           ; preds = %entry
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|   %tmp11 = icmp sgt i32 %tmp, 1                   ; <i1> [#uses=1]
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|   %smax = select i1 %tmp11, i32 %tmp, i32 1       ; <i32> [#uses=1]
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|   br label %for.body
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| 
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| for.body:                                         ; preds = %for.body, %bb.nph
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|   %i.010 = phi i32 [ 0, %bb.nph ], [ %inc, %for.body ] ; <i32> [#uses=1]
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|   %it.0.09 = phi float* [ null, %bb.nph ], [ %call.i, %for.body ] ; <float*> [#uses=1]
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|   %call.i = call float* @_ZSt18_Rb_tree_decrementPKSt18_Rb_tree_node_base(float* %it.0.09) ; <float*> [#uses=1]
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|   %inc = add nsw i32 %i.010, 1                    ; <i32> [#uses=2]
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|   %exitcond = icmp eq i32 %inc, %smax             ; <i1> [#uses=1]
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|   br i1 %exitcond, label %for.end, label %for.body
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| 
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| for.end:                                          ; preds = %for.body, %entry
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|   ret void
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| }
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| 
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| declare float* @_ZSt18_Rb_tree_decrementPKSt18_Rb_tree_node_base(float*)
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