1 ; RUN: llc < %s -mtriple=armv6-linux-gnueabi | FileCheck %s -check-prefix=CHECKELF 2 ; RUN: llc < %s -mtriple=thumbv7-apple-ios5.0 | FileCheck %s -check-prefix=CHECKT2D 3 4 %struct.A = type { i8 } 5 %struct.B = type { i32 } 6 %struct.C = type { %struct.B } 7 %struct.D = type { %struct.B } 8 %struct.E = type { %struct.B, %struct.B } 9 10 declare %struct.A* @A_ctor_base(%struct.A* returned) 11 declare %struct.B* @B_ctor_base(%struct.B* returned, i32) 12 declare %struct.B* @B_ctor_complete(%struct.B* returned, i32) 13 14 declare %struct.A* @A_ctor_base_nothisret(%struct.A*) 15 declare %struct.B* @B_ctor_base_nothisret(%struct.B*, i32) 16 declare %struct.B* @B_ctor_complete_nothisret(%struct.B*, i32) 17 18 define %struct.C* @C_ctor_base(%struct.C* returned %this, i32 %x) { 19 entry: 20 ; CHECKELF-LABEL: C_ctor_base: 21 ; CHECKELF-NOT: mov {{r[0-9]+}}, r0 22 ; CHECKELF: bl A_ctor_base 23 ; CHECKELF-NOT: mov r0, {{r[0-9]+}} 24 ; CHECKELF: b B_ctor_base 25 ; CHECKT2D-LABEL: C_ctor_base: 26 ; CHECKT2D-NOT: mov {{r[0-9]+}}, r0 27 ; CHECKT2D: blx _A_ctor_base 28 ; CHECKT2D-NOT: mov r0, {{r[0-9]+}} 29 ; CHECKT2D: b.w _B_ctor_base 30 %0 = bitcast %struct.C* %this to %struct.A* 31 %call = tail call %struct.A* @A_ctor_base(%struct.A* %0) 32 %1 = getelementptr inbounds %struct.C, %struct.C* %this, i32 0, i32 0 33 %call2 = tail call %struct.B* @B_ctor_base(%struct.B* %1, i32 %x) 34 ret %struct.C* %this 35 } 36 37 define %struct.C* @C_ctor_base_nothisret(%struct.C* %this, i32 %x) { 38 entry: 39 ; CHECKELF-LABEL: C_ctor_base_nothisret: 40 ; CHECKELF: mov [[SAVETHIS:r[0-9]+]], r0 41 ; CHECKELF: bl A_ctor_base_nothisret 42 ; CHECKELF: mov r0, [[SAVETHIS]] 43 ; CHECKELF-NOT: b B_ctor_base_nothisret 44 ; CHECKT2D-LABEL: C_ctor_base_nothisret: 45 ; CHECKT2D: mov [[SAVETHIS:r[0-9]+]], r0 46 ; CHECKT2D: blx _A_ctor_base_nothisret 47 ; CHECKT2D: mov r0, [[SAVETHIS]] 48 ; CHECKT2D-NOT: b.w _B_ctor_base_nothisret 49 %0 = bitcast %struct.C* %this to %struct.A* 50 %call = tail call %struct.A* @A_ctor_base_nothisret(%struct.A* %0) 51 %1 = getelementptr inbounds %struct.C, %struct.C* %this, i32 0, i32 0 52 %call2 = tail call %struct.B* @B_ctor_base_nothisret(%struct.B* %1, i32 %x) 53 ret %struct.C* %this 54 } 55 56 define %struct.C* @C_ctor_complete(%struct.C* %this, i32 %x) { 57 entry: 58 ; CHECKELF-LABEL: C_ctor_complete: 59 ; CHECKELF: b C_ctor_base 60 ; CHECKT2D-LABEL: C_ctor_complete: 61 ; CHECKT2D: b.w _C_ctor_base 62 %call = tail call %struct.C* @C_ctor_base(%struct.C* %this, i32 %x) 63 ret %struct.C* %this 64 } 65 66 define %struct.C* @C_ctor_complete_nothisret(%struct.C* %this, i32 %x) { 67 entry: 68 ; CHECKELF-LABEL: C_ctor_complete_nothisret: 69 ; CHECKELF-NOT: b C_ctor_base_nothisret 70 ; CHECKT2D-LABEL: C_ctor_complete_nothisret: 71 ; CHECKT2D-NOT: b.w _C_ctor_base_nothisret 72 %call = tail call %struct.C* @C_ctor_base_nothisret(%struct.C* %this, i32 %x) 73 ret %struct.C* %this 74 } 75 76 define %struct.D* @D_ctor_base(%struct.D* %this, i32 %x) { 77 entry: 78 ; CHECKELF-LABEL: D_ctor_base: 79 ; CHECKELF-NOT: mov {{r[0-9]+}}, r0 80 ; CHECKELF: bl B_ctor_complete 81 ; CHECKELF-NOT: mov r0, {{r[0-9]+}} 82 ; CHECKELF: b B_ctor_complete 83 ; CHECKT2D-LABEL: D_ctor_base: 84 ; CHECKT2D-NOT: mov {{r[0-9]+}}, r0 85 ; CHECKT2D: blx _B_ctor_complete 86 ; CHECKT2D-NOT: mov r0, {{r[0-9]+}} 87 ; CHECKT2D: b.w _B_ctor_complete 88 %b = getelementptr inbounds %struct.D, %struct.D* %this, i32 0, i32 0 89 %call = tail call %struct.B* @B_ctor_complete(%struct.B* %b, i32 %x) 90 %call2 = tail call %struct.B* @B_ctor_complete(%struct.B* %b, i32 %x) 91 ret %struct.D* %this 92 } 93 94 define %struct.E* @E_ctor_base(%struct.E* %this, i32 %x) { 95 entry: 96 ; CHECKELF-LABEL: E_ctor_base: 97 ; CHECKELF-NOT: b B_ctor_complete 98 ; CHECKT2D-LABEL: E_ctor_base: 99 ; CHECKT2D-NOT: b.w _B_ctor_complete 100 %b = getelementptr inbounds %struct.E, %struct.E* %this, i32 0, i32 0 101 %call = tail call %struct.B* @B_ctor_complete(%struct.B* %b, i32 %x) 102 %b2 = getelementptr inbounds %struct.E, %struct.E* %this, i32 0, i32 1 103 %call2 = tail call %struct.B* @B_ctor_complete(%struct.B* %b2, i32 %x) 104 ret %struct.E* %this 105 } 106
