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"
5 %struct.S = type { [2 x i8*] }
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]
11 ; Verify that %esi gets spilled before the call.
13 ; CHECK: movl %esi,{{.*}}(%ebp)
14 ; CHECK: calll __Z6throwsv
16 define i8* @_Z4test1SiS_(%struct.S* byval %s1, i32 %n, %struct.S* byval %s2) ssp {
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
28 invoke.cont: ; preds = %entry
29 store i32 1, i32* %cleanup.dst7
32 terminate.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
38 try.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
45 match: ; 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]
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]
53 invoke.cont2: ; preds = %match
54 store i32 1, i32* %cleanup.dst
57 match.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
64 cleanup.pad: ; preds = %cleanup.switch
65 store i32 1, i32* %cleanup.dst7
68 cleanup.pad4: ; preds = %cleanup.switch
69 store i32 2, i32* %cleanup.dst7
72 match.end: ; preds = %match.handler, %invoke.cont2
73 invoke void @__cxa_end_catch()
74 to label %invoke.cont5 unwind label %terminate.handler
76 invoke.cont5: ; preds = %match.end
77 br label %cleanup.switch
79 cleanup.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
86 cleanup.end: ; preds = %cleanup.switch
87 %exc6 = call i8* @llvm.eh.exception() ; <i8*> [#uses=1]
88 store i8* %exc6, i8** %_rethrow
89 store i32 2, i32* %cleanup.dst7
92 catch.next: ; preds = %try.handler
93 store i8* %exc1, i8** %_rethrow
94 store i32 2, i32* %cleanup.dst7
97 finally: ; preds = %catch.next, %cleanup.end, %cleanup.pad4, %cleanup.pad, %invoke.cont
98 br label %cleanup.switch9
100 cleanup.switch9: ; preds = %finally
101 %tmp8 = load i32* %cleanup.dst7 ; <i32> [#uses=1]
102 switch i32 %tmp8, label %cleanup.end10 [
103 i32 1, label %finally.end
104 i32 2, label %finally.throw
107 cleanup.end10: ; preds = %cleanup.switch9
108 br label %finally.end
110 finally.throw: ; preds = %cleanup.switch9
111 %8 = load i8** %_rethrow ; <i8*> [#uses=1]
112 call void @_Unwind_Resume_or_Rethrow(i8* %8)
115 finally.end: ; preds = %cleanup.end10, %cleanup.switch9
116 %tmp11 = getelementptr inbounds %struct.S* %s1, i32 0, i32 0 ; <[2 x i8*]*> [#uses=1]
117 %arraydecay = getelementptr inbounds [2 x i8*]* %tmp11, i32 0, i32 0 ; <i8**> [#uses=1]
118 %arrayidx = getelementptr inbounds i8** %arraydecay, i32 1 ; <i8**> [#uses=1]
119 %tmp12 = load i8** %arrayidx ; <i8*> [#uses=1]
120 store i8* %tmp12, i8** %retval
121 %9 = load i8** %retval ; <i8*> [#uses=1]
125 declare void @_Z6throwsv() ssp
127 declare i32 @__gxx_personality_v0(...)
129 declare i8* @llvm.eh.exception() nounwind readonly
131 declare i32 @llvm.eh.selector(i8*, i8*, ...) nounwind
133 declare void @_ZSt9terminatev()
135 declare void @_Unwind_Resume_or_Rethrow(i8*)
137 declare i32 @llvm.eh.typeid.for(i8*) nounwind
139 declare i8* @__cxa_begin_catch(i8*)
141 declare i32 @printf(i8*, ...)
143 declare void @__cxa_end_catch()