; RUN: llc < %s -mtriple=i386-apple-darwin -mattr=+sse2 -disable-fp-elim -regalloc=linearscan | grep movss | count 1 ; RUN: llc < %s -mtriple=i386-apple-darwin -mattr=+sse2 -disable-fp-elim -regalloc=linearscan -stats |& grep {Number of re-materialization} | grep 1 %struct..0objc_object = type opaque %struct.OhBoy = type { } %struct.BooHoo = type { i32 } %struct.objc_selector = type opaque @llvm.used = appending global [1 x i8*] [ i8* bitcast (void (%struct.OhBoy*, %struct.objc_selector*, i32, %struct.BooHoo*)* @"-[MessageHeaderDisplay adjustFontSizeBy:viewingState:]" to i8*) ], section "llvm.metadata" ; <[1 x i8*]*> [#uses=0] define void @"-[MessageHeaderDisplay adjustFontSizeBy:viewingState:]"(%struct.OhBoy* %self, %struct.objc_selector* %_cmd, i32 %delta, %struct.BooHoo* %viewingState) nounwind { entry: %tmp19 = load i32* null, align 4 ; <i32> [#uses=1] %tmp24 = tail call float bitcast (void (%struct..0objc_object*, ...)* @objc_msgSend_fpret to float (%struct..0objc_object*, %struct.objc_selector*)*)( %struct..0objc_object* null, %struct.objc_selector* null ) nounwind ; <float> [#uses=2] %tmp30 = icmp sgt i32 %delta, 0 ; <i1> [#uses=1] br i1 %tmp30, label %bb33, label %bb87.preheader bb33: ; preds = %entry %tmp28 = fadd float 0.000000e+00, %tmp24 ; <float> [#uses=1] %tmp35 = fcmp ogt float %tmp28, 1.800000e+01 ; <i1> [#uses=1] br i1 %tmp35, label %bb38, label %bb87.preheader bb38: ; preds = %bb33 %tmp53 = add i32 %tmp19, %delta ; <i32> [#uses=2] br label %bb43 bb43: ; preds = %bb38 store i32 %tmp53, i32* null, align 4 ret void bb50: ; preds = %bb38 %tmp56 = fsub float 1.800000e+01, %tmp24 ; <float> [#uses=1] %tmp57 = fcmp ugt float 0.000000e+00, %tmp56 ; <i1> [#uses=1] br i1 %tmp57, label %bb64, label %bb87.preheader bb64: ; preds = %bb50 ret void bb87.preheader: ; preds = %bb50, %bb33, %entry %usableDelta.0 = phi i32 [ %delta, %entry ], [ %delta, %bb33 ], [ %tmp53, %bb50 ] ; <i32> [#uses=1] %tmp100 = tail call %struct..0objc_object* (%struct..0objc_object*, %struct.objc_selector*, ...)* @objc_msgSend( %struct..0objc_object* null, %struct.objc_selector* null, %struct..0objc_object* null ) nounwind ; <%struct..0objc_object*> [#uses=2] %tmp106 = tail call %struct..0objc_object* (%struct..0objc_object*, %struct.objc_selector*, ...)* @objc_msgSend( %struct..0objc_object* %tmp100, %struct.objc_selector* null ) nounwind ; <%struct..0objc_object*> [#uses=0] %umax = select i1 false, i32 1, i32 0 ; <i32> [#uses=1] br label %bb108 bb108: ; preds = %bb108, %bb87.preheader %attachmentIndex.0.reg2mem.0 = phi i32 [ 0, %bb87.preheader ], [ %indvar.next, %bb108 ] ; <i32> [#uses=2] %tmp114 = tail call %struct..0objc_object* (%struct..0objc_object*, %struct.objc_selector*, ...)* @objc_msgSend( %struct..0objc_object* %tmp100, %struct.objc_selector* null, i32 %attachmentIndex.0.reg2mem.0 ) nounwind ; <%struct..0objc_object*> [#uses=1] %tmp121 = tail call %struct..0objc_object* (%struct..0objc_object*, %struct.objc_selector*, ...)* @objc_msgSend( %struct..0objc_object* %tmp114, %struct.objc_selector* null, i32 %usableDelta.0 ) nounwind ; <%struct..0objc_object*> [#uses=0] %indvar.next = add i32 %attachmentIndex.0.reg2mem.0, 1 ; <i32> [#uses=2] %exitcond = icmp eq i32 %indvar.next, %umax ; <i1> [#uses=1] br i1 %exitcond, label %bb130, label %bb108 bb130: ; preds = %bb108 ret void } declare %struct..0objc_object* @objc_msgSend(%struct..0objc_object*, %struct.objc_selector*, ...) declare void @objc_msgSend_fpret(%struct..0objc_object*, ...)