forked from OSchip/llvm-project
222 lines
14 KiB
LLVM
222 lines
14 KiB
LLVM
; RUN: opt -S -objc-arc-contract < %s | FileCheck %s
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; The optimizer should be able to move the autorelease past a control triangle
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; and various scary looking things and fold it into an objc_retainAutorelease.
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; CHECK: bb57:
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; CHECK: tail call i8* @objc_retainAutorelease(i8* %tmp71x) nounwind
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; CHECK: bb99:
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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 { i8* (i8*, %1*, ...)*, i8* }
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%1 = type { i8*, i8* }
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%2 = type { %2*, %2*, %3*, i8* (i8*, i8*)**, %4* }
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%3 = type opaque
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%4 = type { i32, i32, i32, i8*, i8*, %5*, %7*, %10*, i8*, %9* }
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%5 = type { i32, i32, [0 x %6] }
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%6 = type { i8*, i8*, i8* }
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%7 = type { i64, [0 x %8*] }
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%8 = type { i8*, i8*, %7*, %5*, %5*, %5*, %5*, %9*, i32, i32 }
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%9 = type { i32, i32, [0 x %1] }
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%10 = type { i32, i32, [0 x %11] }
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%11 = type { i64*, i8*, i8*, i32, i32 }
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%12 = type { i32*, i32, i8*, i64 }
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%13 = type opaque
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%14 = type opaque
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%15 = type opaque
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%16 = type opaque
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%17 = type opaque
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%18 = type opaque
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%19 = type opaque
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%20 = type opaque
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%21 = type opaque
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%22 = type opaque
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%23 = type opaque
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%24 = type opaque
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%25 = type opaque
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@"\01l_objc_msgSend_fixup_alloc" = external hidden global %0, section "__DATA, __objc_msgrefs, coalesced", align 16
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@"\01L_OBJC_SELECTOR_REFERENCES_8" = external hidden global i8*, section "__DATA, __objc_selrefs, literal_pointers, no_dead_strip"
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@"\01L_OBJC_SELECTOR_REFERENCES_3725" = external hidden global i8*, section "__DATA, __objc_selrefs, literal_pointers, no_dead_strip"
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@"\01L_OBJC_CLASSLIST_REFERENCES_$_40" = external hidden global %2*, section "__DATA, __objc_classrefs, regular, no_dead_strip", align 8
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@"\01L_OBJC_SELECTOR_REFERENCES_4227" = external hidden global i8*, section "__DATA, __objc_selrefs, literal_pointers, no_dead_strip"
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@"\01L_OBJC_SELECTOR_REFERENCES_4631" = external hidden global i8*, section "__DATA, __objc_selrefs, literal_pointers, no_dead_strip"
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@"\01L_OBJC_CLASSLIST_REFERENCES_$_70" = external hidden global %2*, section "__DATA, __objc_classrefs, regular, no_dead_strip", align 8
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@"\01L_OBJC_SELECTOR_REFERENCES_148" = external hidden global i8*, section "__DATA, __objc_selrefs, literal_pointers, no_dead_strip"
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@"\01L_OBJC_SELECTOR_REFERENCES_159" = external hidden global i8*, section "__DATA, __objc_selrefs, literal_pointers, no_dead_strip"
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@"\01L_OBJC_SELECTOR_REFERENCES_188" = external hidden global i8*, section "__DATA, __objc_selrefs, literal_pointers, no_dead_strip"
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@"\01L_OBJC_SELECTOR_REFERENCES_328" = external hidden global i8*, section "__DATA, __objc_selrefs, literal_pointers, no_dead_strip"
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@"\01l_objc_msgSend_fixup_objectAtIndex_" = external hidden global %0, section "__DATA, __objc_msgrefs, coalesced", align 16
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@_unnamed_cfstring_386 = external hidden constant %12, section "__DATA,__cfstring"
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@"\01l_objc_msgSend_fixup_count" = external hidden global %0, section "__DATA, __objc_msgrefs, coalesced", align 16
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@"\01L_OBJC_SELECTOR_REFERENCES_389" = external hidden global i8*, section "__DATA, __objc_selrefs, literal_pointers, no_dead_strip"
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@"\01L_OBJC_SELECTOR_REFERENCES_391" = external hidden global i8*, section "__DATA, __objc_selrefs, literal_pointers, no_dead_strip"
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@"\01L_OBJC_SELECTOR_REFERENCES_393" = external hidden global i8*, section "__DATA, __objc_selrefs, literal_pointers, no_dead_strip"
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@NSPrintHeaderAndFooter = external constant %13*
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@"\01L_OBJC_SELECTOR_REFERENCES_395" = external hidden global i8*, section "__DATA, __objc_selrefs, literal_pointers, no_dead_strip"
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@"\01L_OBJC_CLASSLIST_REFERENCES_$_396" = external hidden global %2*, section "__DATA, __objc_classrefs, regular, no_dead_strip", align 8
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@"\01L_OBJC_SELECTOR_REFERENCES_398" = external hidden global i8*, section "__DATA, __objc_selrefs, literal_pointers, no_dead_strip"
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@"\01L_OBJC_SELECTOR_REFERENCES_400" = external hidden global i8*, section "__DATA, __objc_selrefs, literal_pointers, no_dead_strip"
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@"\01L_OBJC_SELECTOR_REFERENCES_402" = external hidden global i8*, section "__DATA, __objc_selrefs, literal_pointers, no_dead_strip"
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@"\01L_OBJC_SELECTOR_REFERENCES_404" = external hidden global i8*, section "__DATA, __objc_selrefs, literal_pointers, no_dead_strip"
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@"\01L_OBJC_SELECTOR_REFERENCES_406" = external hidden global i8*, section "__DATA, __objc_selrefs, literal_pointers, no_dead_strip"
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@"\01L_OBJC_SELECTOR_REFERENCES_408" = external hidden global i8*, section "__DATA, __objc_selrefs, literal_pointers, no_dead_strip"
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@"\01L_OBJC_CLASSLIST_REFERENCES_$_409" = external hidden global %2*, section "__DATA, __objc_classrefs, regular, no_dead_strip", align 8
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@"\01L_OBJC_SELECTOR_REFERENCES_411" = external hidden global i8*, section "__DATA, __objc_selrefs, literal_pointers, no_dead_strip"
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@"\01L_OBJC_SELECTOR_REFERENCES_413" = external hidden global i8*, section "__DATA, __objc_selrefs, literal_pointers, no_dead_strip"
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@"\01L_OBJC_SELECTOR_REFERENCES_415" = external hidden global i8*, section "__DATA, __objc_selrefs, literal_pointers, no_dead_strip"
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declare i8* @objc_msgSend(i8*, i8*, ...)
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declare i8* @objc_retain(i8*)
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declare void @objc_release(i8*)
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declare i8* @objc_autorelease(i8*)
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declare i8* @objc_explicit_autorelease(i8*)
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define hidden %14* @foo(%15* %arg, %16* %arg2) {
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bb:
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%tmp = load i8** @"\01L_OBJC_SELECTOR_REFERENCES_3725", align 8
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%tmp4 = bitcast %15* %arg to i8*
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%tmp5 = tail call %18* bitcast (i8* (i8*, i8*, ...)* @objc_msgSend to %18* (i8*, i8*)*)(i8* %tmp4, i8* %tmp)
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%tmp6 = bitcast %18* %tmp5 to i8*
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%tmp7 = tail call i8* @objc_retain(i8* %tmp6) nounwind
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%tmp8 = load %2** @"\01L_OBJC_CLASSLIST_REFERENCES_$_40", align 8
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%tmp9 = load i8** @"\01L_OBJC_SELECTOR_REFERENCES_4227", align 8
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%tmp10 = bitcast %2* %tmp8 to i8*
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%tmp11 = tail call %19* bitcast (i8* (i8*, i8*, ...)* @objc_msgSend to %19* (i8*, i8*)*)(i8* %tmp10, i8* %tmp9)
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%tmp12 = load i8** @"\01L_OBJC_SELECTOR_REFERENCES_4631", align 8
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%tmp13 = bitcast %19* %tmp11 to i8*
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%tmp14 = tail call signext i8 bitcast (i8* (i8*, i8*, ...)* @objc_msgSend to i8 (i8*, i8*, %13*)*)(i8* %tmp13, i8* %tmp12, %13* bitcast (%12* @_unnamed_cfstring_386 to %13*))
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%tmp15 = bitcast %16* %arg2 to i8*
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%tmp16 = load i8** bitcast (%0* @"\01l_objc_msgSend_fixup_count" to i8**), align 16
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%tmp17 = bitcast i8* %tmp16 to i64 (i8*, %1*)*
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%tmp18 = tail call i64 %tmp17(i8* %tmp15, %1* bitcast (%0* @"\01l_objc_msgSend_fixup_count" to %1*))
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%tmp19 = icmp eq i64 %tmp18, 0
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br i1 %tmp19, label %bb22, label %bb20
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bb20: ; preds = %bb
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%tmp21 = icmp eq i8 %tmp14, 0
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br label %bb25
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bb22: ; preds = %bb
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%tmp23 = bitcast i8* %tmp7 to %18*
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%tmp24 = icmp eq i8 %tmp14, 0
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br i1 %tmp24, label %bb46, label %bb25
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bb25: ; preds = %bb22, %bb20
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%tmp26 = phi i1 [ %tmp21, %bb20 ], [ false, %bb22 ]
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%tmp27 = load i8** @"\01L_OBJC_SELECTOR_REFERENCES_188", align 8
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%tmp28 = tail call i8* bitcast (i8* (i8*, i8*, ...)* @objc_msgSend to i8* (i8*, i8*)*)(i8* %tmp7, i8* %tmp27)
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%tmp29 = tail call i8* @objc_explicit_autorelease(i8* %tmp28) nounwind
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%tmp30 = bitcast i8* %tmp29 to %18*
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tail call void @objc_release(i8* %tmp7) nounwind
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%tmp31 = load i8** @"\01L_OBJC_SELECTOR_REFERENCES_389", align 8
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%tmp32 = tail call %20* bitcast (i8* (i8*, i8*, ...)* @objc_msgSend to %20* (i8*, i8*)*)(i8* %tmp29, i8* %tmp31)
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%tmp33 = load i8** @"\01L_OBJC_SELECTOR_REFERENCES_391", align 8
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%tmp34 = bitcast %20* %tmp32 to i8*
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tail call void bitcast (i8* (i8*, i8*, ...)* @objc_msgSend to void (i8*, i8*, %16*)*)(i8* %tmp34, i8* %tmp33, %16* %arg2)
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br i1 %tmp26, label %bb46, label %bb35
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bb35: ; preds = %bb25
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%tmp36 = load i8** @"\01L_OBJC_SELECTOR_REFERENCES_389", align 8
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%tmp37 = tail call %20* bitcast (i8* (i8*, i8*, ...)* @objc_msgSend to %20* (i8*, i8*)*)(i8* %tmp29, i8* %tmp36)
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%tmp38 = load %2** @"\01L_OBJC_CLASSLIST_REFERENCES_$_70", align 8
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%tmp39 = load i8** @"\01L_OBJC_SELECTOR_REFERENCES_393", align 8
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%tmp40 = bitcast %2* %tmp38 to i8*
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%tmp41 = tail call %21* bitcast (i8* (i8*, i8*, ...)* @objc_msgSend to %21* (i8*, i8*, i8)*)(i8* %tmp40, i8* %tmp39, i8 signext 1)
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%tmp42 = bitcast %21* %tmp41 to i8*
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%tmp43 = load %13** @NSPrintHeaderAndFooter, align 8
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%tmp44 = load i8** @"\01L_OBJC_SELECTOR_REFERENCES_159", align 8
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%tmp45 = bitcast %20* %tmp37 to i8*
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tail call void bitcast (i8* (i8*, i8*, ...)* @objc_msgSend to void (i8*, i8*, i8*, %13*)*)(i8* %tmp45, i8* %tmp44, i8* %tmp42, %13* %tmp43)
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br label %bb46
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bb46: ; preds = %bb35, %bb25, %bb22
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%tmp47 = phi %18* [ %tmp30, %bb35 ], [ %tmp30, %bb25 ], [ %tmp23, %bb22 ]
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%tmp48 = load i8** @"\01L_OBJC_SELECTOR_REFERENCES_328", align 8
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%tmp49 = tail call %22* bitcast (i8* (i8*, i8*, ...)* @objc_msgSend to %22* (i8*, i8*)*)(i8* %tmp4, i8* %tmp48)
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%tmp50 = bitcast %22* %tmp49 to i8*
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%tmp51 = load i8** bitcast (%0* @"\01l_objc_msgSend_fixup_count" to i8**), align 16
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%tmp52 = bitcast i8* %tmp51 to i64 (i8*, %1*)*
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%tmp53 = tail call i64 %tmp52(i8* %tmp50, %1* bitcast (%0* @"\01l_objc_msgSend_fixup_count" to %1*))
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%tmp54 = icmp eq i64 %tmp53, 0
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br i1 %tmp54, label %bb55, label %bb57
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bb55: ; preds = %bb46
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%tmp56 = load i8** @"\01L_OBJC_SELECTOR_REFERENCES_395", align 8
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tail call void bitcast (i8* (i8*, i8*, ...)* @objc_msgSend to void (i8*, i8*)*)(i8* %tmp4, i8* %tmp56)
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br label %bb57
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bb57: ; preds = %bb55, %bb46
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%tmp58 = load %2** @"\01L_OBJC_CLASSLIST_REFERENCES_$_396", align 8
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%tmp59 = load i8** @"\01L_OBJC_SELECTOR_REFERENCES_328", align 8
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%tmp60 = tail call %22* bitcast (i8* (i8*, i8*, ...)* @objc_msgSend to %22* (i8*, i8*)*)(i8* %tmp4, i8* %tmp59)
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%tmp61 = bitcast %22* %tmp60 to i8*
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%tmp62 = load i8** bitcast (%0* @"\01l_objc_msgSend_fixup_objectAtIndex_" to i8**), align 16
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%tmp63 = bitcast i8* %tmp62 to i8* (i8*, %1*, i64)*
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%tmp64 = tail call i8* %tmp63(i8* %tmp61, %1* bitcast (%0* @"\01l_objc_msgSend_fixup_objectAtIndex_" to %1*), i64 0)
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%tmp65 = load i8** @"\01L_OBJC_SELECTOR_REFERENCES_398", align 8
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%tmp66 = tail call i8* bitcast (i8* (i8*, i8*, ...)* @objc_msgSend to i8* (i8*, i8*)*)(i8* %tmp64, i8* %tmp65)
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%tmp67 = bitcast i8* %tmp66 to %23*
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%tmp68 = load i8** @"\01L_OBJC_SELECTOR_REFERENCES_400", align 8
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%tmp69 = bitcast %2* %tmp58 to i8*
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%tmp70 = tail call %14* bitcast (i8* (i8*, i8*, ...)* @objc_msgSend to %14* (i8*, i8*, %23*, %18*)*)(i8* %tmp69, i8* %tmp68, %23* %tmp67, %18* %tmp47)
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%tmp71 = bitcast %14* %tmp70 to i8*
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; hack to prevent the optimize from using objc_retainAutoreleasedReturnValue.
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%tmp71x = getelementptr i8* %tmp71, i64 1
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%tmp72 = tail call i8* @objc_retain(i8* %tmp71x) nounwind
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%tmp73 = load i8** @"\01L_OBJC_SELECTOR_REFERENCES_402", align 8
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tail call void bitcast (i8* (i8*, i8*, ...)* @objc_msgSend to void (i8*, i8*, i8)*)(i8* %tmp72, i8* %tmp73, i8 signext 1)
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%tmp74 = load i8** @"\01L_OBJC_SELECTOR_REFERENCES_404", align 8
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tail call void bitcast (i8* (i8*, i8*, ...)* @objc_msgSend to void (i8*, i8*, i8)*)(i8* %tmp72, i8* %tmp74, i8 signext 1)
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%tmp75 = load i8** @"\01L_OBJC_SELECTOR_REFERENCES_328", align 8
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%tmp76 = tail call %22* bitcast (i8* (i8*, i8*, ...)* @objc_msgSend to %22* (i8*, i8*)*)(i8* %tmp4, i8* %tmp75)
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%tmp77 = bitcast %22* %tmp76 to i8*
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%tmp78 = load i8** bitcast (%0* @"\01l_objc_msgSend_fixup_objectAtIndex_" to i8**), align 16
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%tmp79 = bitcast i8* %tmp78 to i8* (i8*, %1*, i64)*
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%tmp80 = tail call i8* %tmp79(i8* %tmp77, %1* bitcast (%0* @"\01l_objc_msgSend_fixup_objectAtIndex_" to %1*), i64 0)
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%tmp81 = load i8** @"\01L_OBJC_SELECTOR_REFERENCES_406", align 8
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tail call void bitcast (i8* (i8*, i8*, ...)* @objc_msgSend to void (i8*, i8*, i64)*)(i8* %tmp80, i8* %tmp81, i64 9223372036854775807)
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%tmp82 = load i8** @"\01L_OBJC_SELECTOR_REFERENCES_408", align 8
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%tmp83 = tail call %24* bitcast (i8* (i8*, i8*, ...)* @objc_msgSend to %24* (i8*, i8*)*)(i8* %tmp72, i8* %tmp82)
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%tmp84 = bitcast %24* %tmp83 to i8*
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%tmp85 = tail call i8* @objc_retain(i8* %tmp84) nounwind
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%tmp86 = load %2** @"\01L_OBJC_CLASSLIST_REFERENCES_$_409", align 8
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%tmp87 = bitcast %2* %tmp86 to i8*
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%tmp88 = load i8** bitcast (%0* @"\01l_objc_msgSend_fixup_alloc" to i8**), align 16
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%tmp89 = bitcast i8* %tmp88 to i8* (i8*, %1*)*
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%tmp90 = tail call i8* %tmp89(i8* %tmp87, %1* bitcast (%0* @"\01l_objc_msgSend_fixup_alloc" to %1*))
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%tmp91 = load i8** @"\01L_OBJC_SELECTOR_REFERENCES_8", align 8
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%tmp92 = tail call i8* bitcast (i8* (i8*, i8*, ...)* @objc_msgSend to i8* (i8*, i8*)*)(i8* %tmp90, i8* %tmp91)
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%tmp93 = tail call i8* @objc_explicit_autorelease(i8* %tmp92) nounwind
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%tmp94 = bitcast i8* %tmp93 to %25*
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%tmp95 = load i8** @"\01L_OBJC_SELECTOR_REFERENCES_411", align 8
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tail call void bitcast (i8* (i8*, i8*, ...)* @objc_msgSend to void (i8*, i8*, %25*)*)(i8* %tmp85, i8* %tmp95, %25* %tmp94)
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tail call void @objc_release(i8* %tmp93) nounwind
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%tmp96 = load i8** @"\01L_OBJC_SELECTOR_REFERENCES_148", align 8
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%tmp97 = tail call signext i8 bitcast (i8* (i8*, i8*, ...)* @objc_msgSend to i8 (i8*, i8*)*)(i8* %tmp4, i8* %tmp96)
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%tmp98 = icmp eq i8 %tmp97, 0
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br i1 %tmp98, label %bb99, label %bb104
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bb99: ; preds = %bb57
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%tmp100 = load i8** @"\01L_OBJC_SELECTOR_REFERENCES_413", align 8
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%tmp101 = tail call i64 bitcast (i8* (i8*, i8*, ...)* @objc_msgSend to i64 (i8*, i8*)*)(i8* %tmp85, i8* %tmp100)
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%tmp102 = or i64 %tmp101, 12
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%tmp103 = load i8** @"\01L_OBJC_SELECTOR_REFERENCES_415", align 8
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tail call void bitcast (i8* (i8*, i8*, ...)* @objc_msgSend to void (i8*, i8*, i64)*)(i8* %tmp85, i8* %tmp103, i64 %tmp102)
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br label %bb104
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bb104: ; preds = %bb99, %bb57
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%tmp105 = tail call i8* @objc_autorelease(i8* %tmp72) nounwind
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%tmp106 = bitcast i8* %tmp105 to %14*
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tail call void @objc_release(i8* %tmp85) nounwind
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%tmp107 = bitcast %18* %tmp47 to i8*
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tail call void @objc_release(i8* %tmp107) nounwind
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ret %14* %tmp106
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}
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