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beb004a7c0
We were creating a weak external that tried to reference a static symbol. That would always fail to link with link.exe. We now create an external symbol in the same position as the local and refer to that. This works with link.exe and matches what gas does. llvm-svn: 270906
94 lines
2.8 KiB
ArmAsm
94 lines
2.8 KiB
ArmAsm
// This tests that default-null weak symbols (a GNU extension) are created
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// properly via the .weak directive.
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// RUN: llvm-mc -filetype=obj -triple i686-pc-win32 %s | llvm-readobj -t | FileCheck %s
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// RUN: llvm-mc -filetype=obj -triple x86_64-pc-win32 %s | llvm-readobj -t | FileCheck %s
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.def _main;
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.scl 2;
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.type 32;
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.endef
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.text
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.globl _main
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.align 16, 0x90
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_main: # @main
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# BB#0: # %entry
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subl $4, %esp
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movl $_test_weak, %eax
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testl %eax, %eax
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je LBB0_2
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# BB#1: # %if.then
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call _test_weak
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movl $1, %eax
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addl $4, %esp
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ret
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LBB0_2: # %return
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xorl %eax, %eax
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addl $4, %esp
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ret
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.weak _test_weak
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.weak _test_weak_alias
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_test_weak_alias=_main
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// CHECK: Symbols [
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// CHECK: Symbol {
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// CHECK: Name: _main
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// CHECK-NEXT: Value: 0
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// CHECK-NEXT: Section: .text
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// CHECK-NEXT: BaseType: Null
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// CHECK-NEXT: ComplexType: Function
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// CHECK-NEXT: StorageClass: External
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// CHECK-NEXT: AuxSymbolCount: 0
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// CHECK-NEXT: }
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// CHECK: Symbol {
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// CHECK: Name: _test_weak
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// CHECK-NEXT: Value: 0
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// CHECK-NEXT: Section: IMAGE_SYM_UNDEFINED (0)
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// CHECK-NEXT: BaseType: Null
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// CHECK-NEXT: ComplexType: Null
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// CHECK-NEXT: StorageClass: WeakExternal
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// CHECK-NEXT: AuxSymbolCount: 1
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// CHECK-NEXT: AuxWeakExternal {
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// CHECK-NEXT: Linked: .weak._test_weak.default
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// CHECK-NEXT: Search: Library
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// CHECK-NEXT: }
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// CHECK-NEXT: }
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// CHECK: Symbol {
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// CHECK: Name: .weak._test_weak.default
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// CHECK-NEXT: Value: 0
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// CHECK-NEXT: Section: IMAGE_SYM_ABSOLUTE (-1)
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// CHECK-NEXT: BaseType: Null
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// CHECK-NEXT: ComplexType: Null
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// CHECK-NEXT: StorageClass: External
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// CHECK-NEXT: AuxSymbolCount: 0
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// CHECK-NEXT: }
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// CHECK: Symbol {
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// CHECK: Name: _test_weak_alias
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// CHECK-NEXT: Value: 0
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// CHECK-NEXT: Section: IMAGE_SYM_UNDEFINED (0)
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// CHECK-NEXT: BaseType: Null
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// CHECK-NEXT: ComplexType: Null
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// CHECK-NEXT: StorageClass: WeakExternal
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// CHECK-NEXT: AuxSymbolCount: 1
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// CHECK-NEXT: AuxWeakExternal {
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// CHECK-NEXT: Linked: .weak._test_weak_alias.default
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// CHECK-NEXT: Search: Library
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// CHECK-NEXT: }
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// CHECK-NEXT: }
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// CHECK: Symbol {
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// CHECK: Name: .weak._test_weak_alias.default
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// CHECK-NEXT: Value: 0
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// CHECK-NEXT: Section: .text
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// CHECK-NEXT: BaseType: Null
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// CHECK-NEXT: ComplexType: Null
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// CHECK-NEXT: StorageClass: External
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// CHECK-NEXT: AuxSymbolCount: 0
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// CHECK-NEXT: }
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