66 lines
2.2 KiB
LLVM
66 lines
2.2 KiB
LLVM
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; Test that global ctors are emitted into the proper COFF section for the
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; target. Mingw uses .ctors, whereas MSVC uses .CRT$XC*.
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; RUN: llc < %s -mtriple i686-pc-win32 | FileCheck %s --check-prefix WIN32
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; RUN: llc < %s -mtriple x86_64-pc-win32 | FileCheck %s --check-prefix WIN32
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; RUN: llc < %s -mtriple i686-pc-mingw32 | FileCheck %s --check-prefix MINGW32
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; RUN: llc < %s -mtriple x86_64-pc-mingw32 | FileCheck %s --check-prefix MINGW32
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@.str = private unnamed_addr constant [13 x i8] c"constructing\00", align 1
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@.str2 = private unnamed_addr constant [12 x i8] c"destructing\00", align 1
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@.str3 = private unnamed_addr constant [5 x i8] c"main\00", align 1
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%ini = type { i32, void()*, i8* }
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@llvm.global_ctors = appending global [3 x %ini ] [
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%ini { i32 65535, void ()* @a_global_ctor, i8* null },
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%ini { i32 65535, void ()* @b_global_ctor, i8* bitcast (i32* @b to i8*) },
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%ini { i32 65535, void ()* @c_global_ctor, i8* bitcast (i32* @c to i8*) }
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]
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@llvm.global_dtors = appending global [1 x %ini ] [%ini { i32 65535, void ()* @a_global_dtor, i8* null }]
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declare i32 @puts(i8*)
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define void @a_global_ctor() nounwind {
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%1 = call i32 @puts(i8* getelementptr inbounds ([13 x i8], [13 x i8]* @.str, i32 0, i32 0))
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ret void
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}
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@b = global i32 zeroinitializer
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@c = available_externally dllimport global i32 zeroinitializer
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define void @b_global_ctor() nounwind {
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store i32 42, i32* @b
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ret void
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}
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define void @c_global_ctor() nounwind {
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store i32 42, i32* @c
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ret void
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}
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define void @a_global_dtor() nounwind {
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%1 = call i32 @puts(i8* getelementptr inbounds ([12 x i8], [12 x i8]* @.str2, i32 0, i32 0))
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ret void
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}
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define i32 @main() nounwind {
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%1 = call i32 @puts(i8* getelementptr inbounds ([5 x i8], [5 x i8]* @.str3, i32 0, i32 0))
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ret i32 0
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}
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; WIN32: .section .CRT$XCU,"dr"
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; WIN32: a_global_ctor
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; WIN32: .section .CRT$XCU,"dr",associative,{{_?}}b
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; WIN32: b_global_ctor
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; WIN32-NOT: c_global_ctor
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; WIN32: .section .CRT$XTX,"dr"
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; WIN32: a_global_dtor
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; MINGW32: .section .ctors,"dw"
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; MINGW32: a_global_ctor
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; MINGW32: .section .ctors,"dw",associative,{{_?}}b
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; MINGW32: b_global_ctor
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; MINGW32-NOT: c_global_ctor
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; MINGW32: .section .dtors,"dw"
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; MINGW32: a_global_dtor
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