mirror of
https://github.com/c64scene-ar/llvm-6502.git
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98f8bc9323
This makes LLVM create N_INDR aliases (to be resolved by the linker) when appropriate. rdar://problem/15125513 git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@209894 91177308-0d34-0410-b5e6-96231b3b80d8
116 lines
3.4 KiB
ArmAsm
116 lines
3.4 KiB
ArmAsm
// RUN: llvm-mc -triple thumbv7m-apple-darwin-eabi %s -filetype=obj -o %t
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// RUN: llvm-readobj -symbols %t | FileCheck %s
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.data
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var1 = var2
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.long var1
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.long var2
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.long var2 + 4
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defined_early:
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.long 0
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alias_to_early = defined_early
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alias_to_late = defined_late
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defined_late:
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.long 0
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.global extern_test
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extern_test = var2
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alias_to_local = Ltmp0
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Ltmp0:
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// CHECK: Symbols [
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// defined_early was defined. Actually has value 0xc.
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// CHECK: Symbol {
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// CHECK-NEXT: Name: defined_early
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// CHECK-NEXT: Type: Section (0xE)
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// CHECK-NEXT: Section: __data (0x2)
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// CHECK-NEXT: RefType: UndefinedNonLazy (0x0)
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// CHECK-NEXT: Flags [ (0x0)
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// CHECK-NEXT: ]
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// CHECK-NEXT: Value: 0x[[DEFINED_EARLY:[0-9A-F]+]]
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// CHECK-NEXT: }
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// alias_to_early was an alias to defined_early. But we can resolve it.
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// CHECK: Symbol {
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// CHECK-NEXT: Name: alias_to_early
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// CHECK-NEXT: Type: Section (0xE)
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// CHECK-NEXT: Section: __data (0x2)
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// CHECK-NEXT: RefType: UndefinedNonLazy (0x0)
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// CHECK-NEXT: Flags [ (0x0)
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// CHECK-NEXT: ]
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// CHECK-NEXT: Value: 0x[[DEFINED_EARLY]]
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// CHECK-NEXT: }
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// defined_late was defined. Just after defined_early.
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// CHECK: Symbol {
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// CHECK-NEXT: Name: defined_late
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// CHECK-NEXT: Type: Section (0xE)
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// CHECK-NEXT: Section: __data (0x2)
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// CHECK-NEXT: RefType: UndefinedNonLazy (0x0)
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// CHECK-NEXT: Flags [ (0x0)
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// CHECK-NEXT: ]
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// CHECK-NEXT: Value: 0x[[DEFINED_LATE:[0-9A-F]+]]
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// CHECK-NEXT: }
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// alias_to_late was an alias to defined_late. But we can resolve it.
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// CHECK: Symbol {
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// CHECK-NEXT: Name: alias_to_late
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// CHECK-NEXT: Type: Section (0xE)
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// CHECK-NEXT: Section: __data (0x2)
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// CHECK-NEXT: RefType: UndefinedNonLazy (0x0)
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// CHECK-NEXT: Flags [ (0x0)
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// CHECK-NEXT: ]
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// CHECK-NEXT: Value: 0x[[DEFINED_LATE]]
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// CHECK-NEXT: }
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// alias_to_local is an alias, but what it points to has no
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// MachO representation. We must resolve it.
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// CHECK: Symbol {
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// CHECK-NEXT: Name: alias_to_local (37)
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// CHECK-NEXT: Type: Section (0xE)
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// CHECK-NEXT: Section: (0x0)
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// CHECK-NEXT: RefType: UndefinedNonLazy (0x0)
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// CHECK-NEXT: Flags [ (0x0)
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// CHECK-NEXT: ]
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// CHECK-NEXT: Value: 0x14
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// CHECK-NEXT: }
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// extern_test was a pure alias to the unknown "var2".
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// N_INDR and Extern.
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// CHECK: Name: extern_test
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// CHECK-NEXT: Extern
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// CHECK-NEXT: Type: Indirect (0xA)
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// CHECK-NEXT: Section: (0x0)
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// CHECK-NEXT: RefType: UndefinedNonLazy (0x0)
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// CHECK-NEXT: Flags [ (0x0)
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// CHECK-NEXT: ]
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// CHECK-NEXT: Value: 0x[[VAR2_STRINGINDEX:[0-9a-f]+]]
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// CHECK-NEXT: }
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// var1 was another alias to an unknown variable. Not extern this time.
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// CHECK: Symbol {
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// CHECK-NEXT: Name: var1 (1)
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// CHECK-NEXT: Type: Indirect (0xA)
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// CHECK-NEXT: Section: (0x0)
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// CHECK-NEXT: RefType: UndefinedNonLazy (0x0)
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// CHECK-NEXT: Flags [ (0x0)
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// CHECK-NEXT: ]
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// CHECK-NEXT: Value: 0x[[VAR2_STRINGINDEX]]
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// CHECK-NEXT: }
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// var2 was a normal undefined (extern) symbol.
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// CHECK: Symbol {
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// CHECK-NEXT: Name: var2
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// CHECK-NEXT: Extern
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// CHECK-NEXT: Type: Undef (0x0)
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// CHECK-NEXT: Section: (0x0)
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// CHECK-NEXT: RefType: UndefinedNonLazy (0x0)
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// CHECK-NEXT: Flags [ (0x0)
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// CHECK-NEXT: ]
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// CHECK-NEXT: Value: 0x0
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// CHECK-NEXT: }
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