1 ; RUN: llc < %s -O0 -regalloc=fast -relocation-model=pic -disable-fp-elim | FileCheck %s 2 target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128-n8:16:32" 3 target triple = "i386-apple-darwin10.0.0" 4 5 %struct.S = type { [2 x i8*] } 6 7 @_ZTIi = external constant i8* ; <i8**> [#uses=1] 8 @.str = internal constant [4 x i8] c"%p\0A\00" ; <[4 x i8]*> [#uses=1] 9 @llvm.used = appending global [1 x i8*] [i8* bitcast (i8* (%struct.S*, i32, %struct.S*)* @_Z4test1SiS_ to i8*)], section "llvm.metadata" ; <[1 x i8*]*> [#uses=0] 10 11 ; Verify that %s1 gets spilled before the call. 12 ; CHECK: Z4test1SiS 13 ; CHECK: leal 8(%ebp), %[[reg:[^ ]*]] 14 ; CHECK: movl %[[reg]],{{.*}}(%ebp) ## 4-byte Spill 15 ; CHECK: calll __Z6throwsv 16 17 define i8* @_Z4test1SiS_(%struct.S* byval %s1, i32 %n, %struct.S* byval %s2) ssp personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*) { 18 entry: 19 %retval = alloca i8*, align 4 ; <i8**> [#uses=2] 20 %n.addr = alloca i32, align 4 ; <i32*> [#uses=1] 21 %_rethrow = alloca i8* ; <i8**> [#uses=4] 22 %0 = alloca i32, align 4 ; <i32*> [#uses=1] 23 %cleanup.dst = alloca i32 ; <i32*> [#uses=3] 24 %cleanup.dst7 = alloca i32 ; <i32*> [#uses=6] 25 store i32 %n, i32* %n.addr 26 invoke void @_Z6throwsv() 27 to label %invoke.cont unwind label %try.handler 28 29 invoke.cont: ; preds = %entry 30 store i32 1, i32* %cleanup.dst7 31 br label %finally 32 33 terminate.handler: ; preds = %match.end 34 %1 = landingpad { i8*, i32 } 35 cleanup 36 call void @_ZSt9terminatev() noreturn nounwind 37 unreachable 38 39 try.handler: ; preds = %entry 40 %exc1.ptr = landingpad { i8*, i32 } 41 catch i8* null 42 %exc1 = extractvalue { i8*, i32 } %exc1.ptr, 0 43 %selector = extractvalue { i8*, i32 } %exc1.ptr, 1 44 %2 = call i32 @llvm.eh.typeid.for(i8* bitcast (i8** @_ZTIi to i8*)) ; <i32> [#uses=1] 45 %3 = icmp eq i32 %selector, %2 ; <i1> [#uses=1] 46 br i1 %3, label %match, label %catch.next 47 48 match: ; preds = %try.handler 49 %4 = call i8* @__cxa_begin_catch(i8* %exc1) ; <i8*> [#uses=1] 50 %5 = bitcast i8* %4 to i32* ; <i32*> [#uses=1] 51 %6 = load i32, i32* %5 ; <i32> [#uses=1] 52 store i32 %6, i32* %0 53 %call = invoke i32 (i8*, ...) @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i32 0, i32 0), %struct.S* %s2) 54 to label %invoke.cont2 unwind label %match.handler ; <i32> [#uses=0] 55 56 invoke.cont2: ; preds = %match 57 store i32 1, i32* %cleanup.dst 58 br label %match.end 59 60 match.handler: ; preds = %match 61 %exc3 = landingpad { i8*, i32 } 62 cleanup 63 %7 = extractvalue { i8*, i32 } %exc3, 0 64 store i8* %7, i8** %_rethrow 65 store i32 2, i32* %cleanup.dst 66 br label %match.end 67 68 cleanup.pad: ; preds = %cleanup.switch 69 store i32 1, i32* %cleanup.dst7 70 br label %finally 71 72 cleanup.pad4: ; preds = %cleanup.switch 73 store i32 2, i32* %cleanup.dst7 74 br label %finally 75 76 match.end: ; preds = %match.handler, %invoke.cont2 77 invoke void @__cxa_end_catch() 78 to label %invoke.cont5 unwind label %terminate.handler 79 80 invoke.cont5: ; preds = %match.end 81 br label %cleanup.switch 82 83 cleanup.switch: ; preds = %invoke.cont5 84 %tmp = load i32, i32* %cleanup.dst ; <i32> [#uses=1] 85 switch i32 %tmp, label %cleanup.end [ 86 i32 1, label %cleanup.pad 87 i32 2, label %cleanup.pad4 88 ] 89 90 cleanup.end: ; preds = %cleanup.switch 91 store i32 2, i32* %cleanup.dst7 92 br label %finally 93 94 catch.next: ; preds = %try.handler 95 store i8* %exc1, i8** %_rethrow 96 store i32 2, i32* %cleanup.dst7 97 br label %finally 98 99 finally: ; preds = %catch.next, %cleanup.end, %cleanup.pad4, %cleanup.pad, %invoke.cont 100 br label %cleanup.switch9 101 102 cleanup.switch9: ; preds = %finally 103 %tmp8 = load i32, i32* %cleanup.dst7 ; <i32> [#uses=1] 104 switch i32 %tmp8, label %cleanup.end10 [ 105 i32 1, label %finally.end 106 i32 2, label %finally.throw 107 ] 108 109 cleanup.end10: ; preds = %cleanup.switch9 110 br label %finally.end 111 112 finally.throw: ; preds = %cleanup.switch9 113 %8 = load i8*, i8** %_rethrow ; <i8*> [#uses=1] 114 call void @_Unwind_Resume_or_Rethrow(i8* %8) 115 unreachable 116 117 finally.end: ; preds = %cleanup.end10, %cleanup.switch9 118 %tmp11 = getelementptr inbounds %struct.S, %struct.S* %s1, i32 0, i32 0 ; <[2 x i8*]*> [#uses=1] 119 %arraydecay = getelementptr inbounds [2 x i8*], [2 x i8*]* %tmp11, i32 0, i32 0 ; <i8**> [#uses=1] 120 %arrayidx = getelementptr inbounds i8*, i8** %arraydecay, i32 1 ; <i8**> [#uses=1] 121 %tmp12 = load i8*, i8** %arrayidx ; <i8*> [#uses=1] 122 store i8* %tmp12, i8** %retval 123 %9 = load i8*, i8** %retval ; <i8*> [#uses=1] 124 ret i8* %9 125 } 126 127 declare void @_Z6throwsv() ssp 128 129 declare i32 @__gxx_personality_v0(...) 130 131 declare void @_ZSt9terminatev() 132 133 declare void @_Unwind_Resume_or_Rethrow(i8*) 134 135 declare i32 @llvm.eh.typeid.for(i8*) nounwind 136 137 declare i8* @__cxa_begin_catch(i8*) 138 139 declare i32 @printf(i8*, ...) 140 141 declare void @__cxa_end_catch() 142
