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|
; ModuleID = 'exception.cpp'
target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
target triple = "x86_64-pc-linux-gnu"
@_ZTIi = external constant i8*
; Function Attrs: uwtable
define i32 @main(i32 %argc, i8** %argv) #0 {
%1 = alloca i32, align 4 ; CHECK: !dbg
%2 = alloca i32, align 4 ; CHECK-NEXT: !dbg
%3 = alloca i8**, align 8 ; CHECK-NEXT: !dbg
%4 = alloca i8* ; CHECK-NEXT: !dbg
%5 = alloca i32 ; CHECK-NEXT: !dbg
%e = alloca i32, align 4 ; CHECK-NEXT: !dbg
%6 = alloca i32 ; CHECK-NEXT: !dbg
store i32 0, i32* %1 ; CHECK-NEXT: !dbg
store i32 %argc, i32* %2, align 4 ; CHECK-NEXT: !dbg
store i8** %argv, i8*** %3, align 8 ; CHECK-NEXT: !dbg
%7 = call i8* @__cxa_allocate_exception(i64 4) #2 ; CHECK-NEXT: !dbg
%8 = bitcast i8* %7 to i32* ; CHECK-NEXT: !dbg
%9 = load i32* %2, align 4 ; CHECK-NEXT: !dbg
store i32 %9, i32* %8 ; CHECK-NEXT: !dbg
invoke void @__cxa_throw(i8* %7, i8* bitcast (i8** @_ZTIi to i8*), i8* null) #3
to label %31 unwind label %10 ; CHECK: !dbg
; <label>:10 ; preds = %0
%11 = landingpad { i8*, i32 } personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*)
catch i8* bitcast (i8** @_ZTIi to i8*) ; CHECK: !dbg
%12 = extractvalue { i8*, i32 } %11, 0 ; CHECK-NEXT: !dbg
store i8* %12, i8** %4 ; CHECK-NEXT: !dbg
%13 = extractvalue { i8*, i32 } %11, 1 ; CHECK-NEXT: !dbg
store i32 %13, i32* %5 ; CHECK-NEXT: !dbg
br label %14 ; CHECK-NEXT: !dbg
; <label>:14 ; preds = %10
%15 = load i32* %5 ; CHECK: !dbg
%16 = call i32 @llvm.eh.typeid.for(i8* bitcast (i8** @_ZTIi to i8*)) #2 ; CHECK-NEXT: !dbg
%17 = icmp eq i32 %15, %16 ; CHECK-NEXT: !dbg
br i1 %17, label %18, label %26 ; CHECK-NEXT: !dbg
; <label>:18 ; preds = %14
%19 = load i8** %4 ; CHECK: !dbg
%20 = call i8* @__cxa_begin_catch(i8* %19) #2 ; CHECK-NEXT: !dbg
%21 = bitcast i8* %20 to i32* ; CHECK-NEXT: !dbg
%22 = load i32* %21, align 4 ; CHECK-NEXT: !dbg
store i32 %22, i32* %e, align 4 ; CHECK-NEXT: !dbg
%23 = load i32* %e, align 4 ; CHECK-NEXT: !dbg
store i32 %23, i32* %1 ; CHECK-NEXT: !dbg
store i32 1, i32* %6 ; CHECK-NEXT: !dbg
call void @__cxa_end_catch() #2 ; CHECK-NEXT: !dbg
br label %24 ; CHECK-NEXT: !dbg
; <label>:24 ; preds = %18
%25 = load i32* %1 ; CHECK: !dbg
ret i32 %25 ; CHECK-NEXT: !dbg
; <label>:26 ; preds = %14
%27 = load i8** %4 ; CHECK: !dbg
%28 = load i32* %5 ; CHECK-NEXT: !dbg
%29 = insertvalue { i8*, i32 } undef, i8* %27, 0 ; CHECK-NEXT: !dbg
%30 = insertvalue { i8*, i32 } %29, i32 %28, 1 ; CHECK-NEXT: !dbg
resume { i8*, i32 } %30 ; CHECK-NEXT: !dbg
; <label>:31 ; preds = %0
unreachable ; CHECK: !dbg
}
declare i8* @__cxa_allocate_exception(i64)
declare void @__cxa_throw(i8*, i8*, i8*)
declare i32 @__gxx_personality_v0(...)
; Function Attrs: nounwind readnone
declare i32 @llvm.eh.typeid.for(i8*) #1
declare i8* @__cxa_begin_catch(i8*)
declare void @__cxa_end_catch()
attributes #0 = { uwtable "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf"="true" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "unsafe-fp-math"="false" "use-soft-float"="false" }
attributes #1 = { nounwind readnone }
attributes #2 = { nounwind }
attributes #3 = { noreturn }
; CHECK: = metadata !{i32 16,
; CHECK-NEXT: = metadata !{i32 17,
; CHECK-NEXT: = metadata !{i32 18,
; CHECK-NEXT: = metadata !{i32 19,
; CHECK-NEXT: = metadata !{i32 20,
; CHECK-NEXT: = metadata !{i32 21,
; CHECK-NEXT: = metadata !{i32 22,
; CHECK-NEXT: = metadata !{i32 24,
; CHECK-NEXT: = metadata !{i32 28,
; CHECK-NEXT: = metadata !{i32 29,
; CHECK-NEXT: = metadata !{i32 30,
; CHECK-NEXT: = metadata !{i32 31,
; CHECK-NEXT: = metadata !{i32 32,
; CHECK-NEXT: = metadata !{i32 33,
; CHECK-NEXT: = metadata !{i32 36,
; CHECK-NEXT: = metadata !{i32 37,
; CHECK-NEXT: = metadata !{i32 38,
; CHECK-NEXT: = metadata !{i32 39,
; CHECK-NEXT: = metadata !{i32 42,
; CHECK-NEXT: = metadata !{i32 43,
; CHECK-NEXT: = metadata !{i32 44,
; CHECK-NEXT: = metadata !{i32 45,
; CHECK-NEXT: = metadata !{i32 46,
; CHECK-NEXT: = metadata !{i32 47,
; CHECK-NEXT: = metadata !{i32 48,
; CHECK-NEXT: = metadata !{i32 49,
; CHECK-NEXT: = metadata !{i32 50,
; CHECK-NEXT: = metadata !{i32 51,
; CHECK-NEXT: = metadata !{i32 54,
; CHECK-NEXT: = metadata !{i32 55,
; CHECK-NEXT: = metadata !{i32 58,
; CHECK-NEXT: = metadata !{i32 59,
; CHECK-NEXT: = metadata !{i32 60,
; CHECK-NEXT: = metadata !{i32 61,
; CHECK-NEXT: = metadata !{i32 62,
; CHECK-NEXT: = metadata !{i32 65,
; RUN: opt %s -debug-ir -S | FileCheck %s
|
