109 lines
5.2 KiB
LLVM
109 lines
5.2 KiB
LLVM
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; RUN: opt -S -objc-arc -objc-arc-contract < %s | FileCheck %s
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; The optimizer should be able to move the autorelease past two phi nodes
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; and fold it with the release in bb65.
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; CHECK: bb65:
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; CHECK: call i8* @llvm.objc.retainAutorelease
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; CHECK: br label %bb76
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target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64"
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target triple = "x86_64-apple-darwin11.0.0"
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%0 = type opaque
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%1 = type opaque
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%2 = type opaque
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%3 = type opaque
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%4 = type opaque
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%5 = type opaque
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@"\01L_OBJC_SELECTOR_REFERENCES_11" = external hidden global i8*, section "__DATA, __objc_selrefs, literal_pointers, no_dead_strip"
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@"\01L_OBJC_SELECTOR_REFERENCES_421455" = external hidden global i8*, section "__DATA, __objc_selrefs, literal_pointers, no_dead_strip"
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@"\01L_OBJC_SELECTOR_REFERENCES_598" = external hidden global i8*, section "__DATA, __objc_selrefs, literal_pointers, no_dead_strip"
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@"\01L_OBJC_SELECTOR_REFERENCES_620" = external hidden global i8*, section "__DATA, __objc_selrefs, literal_pointers, no_dead_strip"
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@"\01L_OBJC_SELECTOR_REFERENCES_622" = external hidden global i8*, section "__DATA, __objc_selrefs, literal_pointers, no_dead_strip"
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@"\01L_OBJC_SELECTOR_REFERENCES_624" = external hidden global i8*, section "__DATA, __objc_selrefs, literal_pointers, no_dead_strip"
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@"\01L_OBJC_SELECTOR_REFERENCES_626" = external hidden global i8*, section "__DATA, __objc_selrefs, literal_pointers, no_dead_strip"
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declare i8* @llvm.objc.msgSend(i8*, i8*, ...)
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declare i8* @llvm.objc.retain(i8*)
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declare void @llvm.objc.release(i8*)
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declare i8* @llvm.objc.autorelease(i8*)
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define hidden %0* @foo(%1* %arg, %3* %arg3) {
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bb:
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%tmp16 = load i8*, i8** @"\01L_OBJC_SELECTOR_REFERENCES_620", align 8
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%tmp17 = bitcast %3* %arg3 to i8*
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%tmp18 = call %4* bitcast (i8* (i8*, i8*, ...)* @llvm.objc.msgSend to %4* (i8*, i8*)*)(i8* %tmp17, i8* %tmp16)
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%tmp19 = load i8*, i8** @"\01L_OBJC_SELECTOR_REFERENCES_622", align 8
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%tmp20 = bitcast %4* %tmp18 to i8*
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%tmp21 = call %5* bitcast (i8* (i8*, i8*, ...)* @llvm.objc.msgSend to %5* (i8*, i8*)*)(i8* %tmp20, i8* %tmp19)
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%tmp22 = bitcast %5* %tmp21 to i8*
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%tmp23 = call i8* @llvm.objc.retain(i8* %tmp22) nounwind
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%tmp24 = bitcast i8* %tmp23 to %5*
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%tmp26 = icmp eq i8* %tmp23, null
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br i1 %tmp26, label %bb81, label %bb27
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bb27: ; preds = %bb
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%tmp29 = load i8*, i8** @"\01L_OBJC_SELECTOR_REFERENCES_11", align 8
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%tmp30 = bitcast %1* %arg to i8*
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%tmp31 = call i8* bitcast (i8* (i8*, i8*, ...)* @llvm.objc.msgSend to i8* (i8*, i8*)*)(i8* %tmp30, i8* %tmp29)
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%tmp34 = call i8* @llvm.objc.retain(i8* %tmp31) nounwind
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%tmp37 = load i8*, i8** @"\01L_OBJC_SELECTOR_REFERENCES_421455", align 8
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%tmp39 = call %0* bitcast (i8* (i8*, i8*, ...)* @llvm.objc.msgSend to %0* (i8*, i8*)*)(i8* %tmp34, i8* %tmp37)
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%tmp40 = bitcast %0* %tmp39 to i8*
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%tmp41 = call i8* @llvm.objc.retain(i8* %tmp40) nounwind
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%tmp42 = bitcast i8* %tmp41 to %0*
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%tmp44 = icmp eq i8* %tmp41, null
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br i1 %tmp44, label %bb45, label %bb55
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bb45: ; preds = %bb27
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%tmp47 = load i8*, i8** @"\01L_OBJC_SELECTOR_REFERENCES_624", align 8
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%tmp49 = call %0* bitcast (i8* (i8*, i8*, ...)* @llvm.objc.msgSend to %0* (i8*, i8*)*)(i8* %tmp34, i8* %tmp47)
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%tmp51 = bitcast %0* %tmp49 to i8*
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%tmp52 = call i8* @llvm.objc.retain(i8* %tmp51) nounwind
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call void @llvm.objc.release(i8* %tmp41) nounwind
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br label %bb55
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bb55: ; preds = %bb27, %bb45
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%tmp13.0 = phi %0* [ %tmp42, %bb27 ], [ %tmp49, %bb45 ]
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%tmp57 = icmp eq %0* %tmp13.0, null
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br i1 %tmp57, label %bb76, label %bb58
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bb58: ; preds = %bb55
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%tmp60 = load i8*, i8** @"\01L_OBJC_SELECTOR_REFERENCES_598", align 8
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%tmp61 = bitcast %0* %tmp13.0 to i8*
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%tmp62 = call signext i8 bitcast (i8* (i8*, i8*, ...)* @llvm.objc.msgSend to i8 (i8*, i8*)*)(i8* %tmp61, i8* %tmp60)
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%tmp64 = icmp eq i8 %tmp62, 0
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br i1 %tmp64, label %bb76, label %bb65
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bb65: ; preds = %bb58
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%tmp68 = load i8*, i8** @"\01L_OBJC_SELECTOR_REFERENCES_626", align 8
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%tmp69 = bitcast %0* %tmp13.0 to i8*
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%tmp70 = call %0* bitcast (i8* (i8*, i8*, ...)* @llvm.objc.msgSend to %0* (i8*, i8*, %5*)*)(i8* %tmp69, i8* %tmp68, %5* %tmp24)
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%tmp72 = bitcast %0* %tmp70 to i8*
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%tmp73 = call i8* @llvm.objc.retain(i8* %tmp72) nounwind
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br label %bb76
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bb76: ; preds = %bb58, %bb55, %bb65
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%tmp10.0 = phi %0* [ %tmp70, %bb65 ], [ null, %bb58 ], [ null, %bb55 ]
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%tmp78 = bitcast %0* %tmp13.0 to i8*
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call void @llvm.objc.release(i8* %tmp78) nounwind
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call void @llvm.objc.release(i8* %tmp34) nounwind
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br label %bb81
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bb81: ; preds = %bb, %bb76
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%tmp10.1 = phi %0* [ %tmp10.0, %bb76 ], [ null, %bb ]
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%tmp83 = bitcast %0* %tmp10.1 to i8*
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%tmp84 = call i8* @llvm.objc.retain(i8* %tmp83) nounwind
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call void @llvm.objc.release(i8* %tmp23) nounwind
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%tmp87 = call i8* @llvm.objc.autorelease(i8* %tmp84) nounwind
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%tmp88 = bitcast i8* %tmp87 to %0*
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%tmp92 = bitcast %0* %tmp10.1 to i8*
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call void @llvm.objc.release(i8* %tmp92) nounwind
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ret %0* %tmp88
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}
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