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winconfig.h
140 lines
5.0 KiB
LLVM
140 lines
5.0 KiB
LLVM
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; RUN: llc < %s -asm-verbose=false | FileCheck --check-prefix=CHECK --check-prefix=FINI --check-prefix=NULL %s
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target datalayout = "e-m:e-p:32:32-i64:64-n32:64-S128"
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target triple = "wasm32-unknown-unknown-wasm"
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; Test that @llvm.global_dtors is properly lowered into @llvm.global_ctors,
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; grouping dtor calls by priority and associated symbol.
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declare void @orig_ctor()
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declare void @orig_dtor0()
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declare void @orig_dtor1a()
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declare void @orig_dtor1b()
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declare void @orig_dtor1c0()
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declare void @orig_dtor1c1a()
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declare void @orig_dtor1c1b()
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declare void @orig_dtor65536()
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declare void @after_the_null()
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@associated1c0 = external global i8
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@associated1c1 = external global i8
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@llvm.global_ctors = appending global
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[1 x { i32, void ()*, i8* }]
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[
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{ i32, void ()*, i8* } { i32 200, void ()* @orig_ctor, i8* null }
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]
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@llvm.global_dtors = appending global
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[9 x { i32, void ()*, i8* }]
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[
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{ i32, void ()*, i8* } { i32 0, void ()* @orig_dtor0, i8* null },
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{ i32, void ()*, i8* } { i32 1, void ()* @orig_dtor1a, i8* null },
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{ i32, void ()*, i8* } { i32 1, void ()* @orig_dtor1b, i8* null },
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{ i32, void ()*, i8* } { i32 1, void ()* @orig_dtor1c0, i8* @associated1c0 },
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{ i32, void ()*, i8* } { i32 1, void ()* @orig_dtor1c1a, i8* @associated1c1 },
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{ i32, void ()*, i8* } { i32 1, void ()* @orig_dtor1c1b, i8* @associated1c1 },
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{ i32, void ()*, i8* } { i32 65535, void ()* @orig_dtor65536, i8* null },
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{ i32, void ()*, i8* } { i32 65535, void ()* null, i8* null },
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{ i32, void ()*, i8* } { i32 65535, void ()* @after_the_null, i8* null }
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]
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; CHECK-LABEL: .Lcall_dtors.0:
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; CHECK-NEXT: .param i32{{$}}
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; CHECK-NEXT: call orig_dtor0@FUNCTION{{$}}
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; CHECK-LABEL: .Lregister_call_dtors.0:
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; CHECK-NEXT: block
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; CHECK-NEXT: i32.const $push2=, .Lcall_dtors.0@FUNCTION{{$}}
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; CHECK-NEXT: i32.const $push1=, 0
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; CHECK-NEXT: i32.const $push0=, __dso_handle
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; CHECK-NEXT: i32.call $push3=, __cxa_atexit@FUNCTION, $pop2, $pop1, $pop0{{$}}
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; CHECK-NEXT: br_if 0, $pop3
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; CHECK-NEXT: return
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; CHECK: end_block
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; CHECK-NEXT: unreachable
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; CHECK-LABEL: .Lcall_dtors.1:
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; CHECK-NEXT: .param i32{{$}}
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; CHECK-NEXT: call orig_dtor1a@FUNCTION{{$}}
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; CHECK-NEXT: call orig_dtor1b@FUNCTION{{$}}
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; CHECK-LABEL: .Lregister_call_dtors.1:
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; CHECK-NEXT: block
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; CHECK-NEXT: i32.const $push2=, .Lcall_dtors.1@FUNCTION{{$}}
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; CHECK-NEXT: i32.const $push1=, 0
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; CHECK-NEXT: i32.const $push0=, __dso_handle
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; CHECK-NEXT: i32.call $push3=, __cxa_atexit@FUNCTION, $pop2, $pop1, $pop0{{$}}
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; CHECK-NEXT: br_if 0, $pop3
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; CHECK-NEXT: return
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; CHECK: end_block
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; CHECK-NEXT: unreachable
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; CHECK-LABEL: .Lcall_dtors.1.associated1c0:
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; CHECK-NEXT: .param i32{{$}}
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; CHECK-NEXT: call orig_dtor1c0@FUNCTION{{$}}
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; CHECK-LABEL: .Lregister_call_dtors.1.associated1c0:
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; CHECK-NEXT: block
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; CHECK-NEXT: i32.const $push2=, .Lcall_dtors.1.associated1c0@FUNCTION{{$}}
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; CHECK-NEXT: i32.const $push1=, 0
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; CHECK-NEXT: i32.const $push0=, __dso_handle
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; CHECK-NEXT: i32.call $push3=, __cxa_atexit@FUNCTION, $pop2, $pop1, $pop0{{$}}
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; CHECK-NEXT: br_if 0, $pop3
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; CHECK-NEXT: return
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; CHECK: end_block
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; CHECK-NEXT: unreachable
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; CHECK-LABEL: .Lcall_dtors.1.associated1c1:
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; CHECK-NEXT: .param i32{{$}}
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; CHECK-NEXT: call orig_dtor1c1a@FUNCTION{{$}}
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; CHECK-NEXT: call orig_dtor1c1b@FUNCTION{{$}}
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; CHECK-LABEL: .Lregister_call_dtors.1.associated1c1:
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; CHECK-NEXT: block
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; CHECK-NEXT: i32.const $push2=, .Lcall_dtors.1.associated1c1@FUNCTION{{$}}
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; CHECK-NEXT: i32.const $push1=, 0
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; CHECK-NEXT: i32.const $push0=, __dso_handle
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; CHECK-NEXT: i32.call $push3=, __cxa_atexit@FUNCTION, $pop2, $pop1, $pop0{{$}}
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; CHECK-NEXT: br_if 0, $pop3
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; CHECK-NEXT: return
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; CHECK: end_block
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; CHECK-NEXT: unreachable
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; CHECK-LABEL: .Lcall_dtors:
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; CHECK-NEXT: .param i32{{$}}
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; CHECK-NEXT: call orig_dtor65536@FUNCTION{{$}}
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; CHECK-LABEL: .Lregister_call_dtors:
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; CHECK-NEXT: block
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; CHECK-NEXT: i32.const $push2=, .Lcall_dtors@FUNCTION{{$}}
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; CHECK-NEXT: i32.const $push1=, 0
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; CHECK-NEXT: i32.const $push0=, __dso_handle
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; CHECK-NEXT: i32.call $push3=, __cxa_atexit@FUNCTION, $pop2, $pop1, $pop0{{$}}
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; CHECK-NEXT: br_if 0, $pop3
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; CHECK-NEXT: return
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; CHECK: end_block
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; CHECK-NEXT: unreachable
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; CHECK-LABEL: .section .init_array.0,"",@
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; CHECK: .int32 .Lregister_call_dtors.0@FUNCTION{{$}}
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; CHECK-LABEL: .section .init_array.1,"",@
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; CHECK: .int32 .Lregister_call_dtors.1@FUNCTION{{$}}
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; CHECK-LABEL: .section .init_array.200,"",@
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; CHECK: .int32 orig_ctor@FUNCTION{{$}}
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; CHECK-LABEL: .section .init_array,"",@
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; CHECK: .int32 .Lregister_call_dtors@FUNCTION{{$}}
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; CHECK-LABEL: .weak __dso_handle
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; CHECK-LABEL: .functype __cxa_atexit, i32, i32, i32, i32{{$}}
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; We shouldn't make use of a .fini_array section.
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; FINI-NOT: fini_array
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; This function is listed after the null terminator, so it should
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; be excluded.
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; NULL-NOT: after_the_null
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