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