1 ; RUN: llc < %s -O0 -regalloc=local -relocation-model=pic -disable-fp-elim | FileCheck %s
2 ; RUN: llc < %s -O0 -regalloc=fast -relocation-model=pic -disable-fp-elim | FileCheck %s
3 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"
4 target triple = "i386-apple-darwin10.0.0"
6 %struct.S = type { [2 x i8*] }
8 @_ZTIi = external constant i8* ; <i8**> [#uses=1]
9 @.str = internal constant [4 x i8] c"%p\0A\00" ; <[4 x i8]*> [#uses=1]
10 @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]
12 ; Verify that %esi gets spilled before the call.
14 ; CHECK: movl %esi,{{.*}}(%ebp)
15 ; CHECK: call __Z6throwsv
17 define i8* @_Z4test1SiS_(%struct.S* byval %s1, i32 %n, %struct.S* byval %s2) ssp {
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
29 invoke.cont: ; preds = %entry
30 store i32 1, i32* %cleanup.dst7
33 terminate.handler: ; preds = %match.end
34 %exc = call i8* @llvm.eh.exception() ; <i8*> [#uses=1]
35 %1 = call i32 (i8*, i8*, ...)* @llvm.eh.selector(i8* %exc, i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*), i32 1) ; <i32> [#uses=0]
36 call void @_ZSt9terminatev() noreturn nounwind
39 try.handler: ; preds = %entry
40 %exc1 = call i8* @llvm.eh.exception() ; <i8*> [#uses=3]
41 %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]
42 %2 = call i32 @llvm.eh.typeid.for(i8* bitcast (i8** @_ZTIi to i8*)) ; <i32> [#uses=1]
43 %3 = icmp eq i32 %selector, %2 ; <i1> [#uses=1]
44 br i1 %3, label %match, label %catch.next
46 match: ; preds = %try.handler
47 %4 = call i8* @__cxa_begin_catch(i8* %exc1) ; <i8*> [#uses=1]
48 %5 = bitcast i8* %4 to i32* ; <i32*> [#uses=1]
49 %6 = load i32* %5 ; <i32> [#uses=1]
51 %call = invoke i32 (i8*, ...)* @printf(i8* getelementptr inbounds ([4 x i8]* @.str, i32 0, i32 0), %struct.S* %s2)
52 to label %invoke.cont2 unwind label %match.handler ; <i32> [#uses=0]
54 invoke.cont2: ; preds = %match
55 store i32 1, i32* %cleanup.dst
58 match.handler: ; preds = %match
59 %exc3 = call i8* @llvm.eh.exception() ; <i8*> [#uses=2]
60 %7 = call i32 (i8*, i8*, ...)* @llvm.eh.selector(i8* %exc3, i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*), i32 0) ; <i32> [#uses=0]
61 store i8* %exc3, i8** %_rethrow
62 store i32 2, i32* %cleanup.dst
65 cleanup.pad: ; preds = %cleanup.switch
66 store i32 1, i32* %cleanup.dst7
69 cleanup.pad4: ; preds = %cleanup.switch
70 store i32 2, i32* %cleanup.dst7
73 match.end: ; preds = %match.handler, %invoke.cont2
74 invoke void @__cxa_end_catch()
75 to label %invoke.cont5 unwind label %terminate.handler
77 invoke.cont5: ; preds = %match.end
78 br label %cleanup.switch
80 cleanup.switch: ; preds = %invoke.cont5
81 %tmp = load i32* %cleanup.dst ; <i32> [#uses=1]
82 switch i32 %tmp, label %cleanup.end [
83 i32 1, label %cleanup.pad
84 i32 2, label %cleanup.pad4
87 cleanup.end: ; preds = %cleanup.switch
88 %exc6 = call i8* @llvm.eh.exception() ; <i8*> [#uses=1]
89 store i8* %exc6, i8** %_rethrow
90 store i32 2, i32* %cleanup.dst7
93 catch.next: ; preds = %try.handler
94 store i8* %exc1, i8** %_rethrow
95 store i32 2, i32* %cleanup.dst7
98 finally: ; preds = %catch.next, %cleanup.end, %cleanup.pad4, %cleanup.pad, %invoke.cont
99 br label %cleanup.switch9
101 cleanup.switch9: ; preds = %finally
102 %tmp8 = load i32* %cleanup.dst7 ; <i32> [#uses=1]
103 switch i32 %tmp8, label %cleanup.end10 [
104 i32 1, label %finally.end
105 i32 2, label %finally.throw
108 cleanup.end10: ; preds = %cleanup.switch9
109 br label %finally.end
111 finally.throw: ; preds = %cleanup.switch9
112 %8 = load i8** %_rethrow ; <i8*> [#uses=1]
113 call void @_Unwind_Resume_or_Rethrow(i8* %8)
116 finally.end: ; preds = %cleanup.end10, %cleanup.switch9
117 %tmp11 = getelementptr inbounds %struct.S* %s1, i32 0, i32 0 ; <[2 x i8*]*> [#uses=1]
118 %arraydecay = getelementptr inbounds [2 x i8*]* %tmp11, i32 0, i32 0 ; <i8**> [#uses=1]
119 %arrayidx = getelementptr inbounds i8** %arraydecay, i32 1 ; <i8**> [#uses=1]
120 %tmp12 = load i8** %arrayidx ; <i8*> [#uses=1]
121 store i8* %tmp12, i8** %retval
122 %9 = load i8** %retval ; <i8*> [#uses=1]
126 declare void @_Z6throwsv() ssp
128 declare i32 @__gxx_personality_v0(...)
130 declare i8* @llvm.eh.exception() nounwind readonly
132 declare i32 @llvm.eh.selector(i8*, i8*, ...) nounwind
134 declare void @_ZSt9terminatev()
136 declare void @_Unwind_Resume_or_Rethrow(i8*)
138 declare i32 @llvm.eh.typeid.for(i8*) nounwind
140 declare i8* @__cxa_begin_catch(i8*)
142 declare i32 @printf(i8*, ...)
144 declare void @__cxa_end_catch()