Changes in directory llvm/include/llvm/Target:
TargetAsmInfo.h updated: 1.4 -> 1.5
---
Log message:
Add support for targets that want to do something with the llvm.used list,
because they have an aggressive linker that does dead code stripping.
---
Diffs of the changes: (+8 -0)
TargetAsmInfo.h | 8 ++++++++
1 files changed, 8 insertions(+)
Index: llvm/include/llvm/Target/TargetAsmInfo.h
diff -u llvm/include/llvm/Target/TargetAsmInfo.h:1.4
llvm/include/llvm/Target/TargetAsmInfo.h:1.5
--- llvm/include/llvm/Target/TargetAsmInfo.h:1.4 Mon Sep 25 17:38:36 2006
+++ llvm/include/llvm/Target/TargetAsmInfo.h Mon Sep 25 22:38:18 2006
@@ -199,6 +199,11 @@
/// directives, this is true for most ELF targets.
bool HasDotTypeDotSizeDirective; // Defaults to true.
+ /// UsedDirective - This directive, if non-null, is used to declare a
global
+ /// as being used somehow that the assembler can't see. This prevents dead
+ /// code elimination on some targets.
+ const char *UsedDirective; // Defaults to null.
+
//===--- Dwarf Emission Directives -----------------------------------===//
/// HasLEB128 - True if target asm supports leb128 directives.
@@ -387,6 +392,9 @@
bool hasDotTypeDotSizeDirective() const {
return HasDotTypeDotSizeDirective;
}
+ const char *getUsedDirective() const {
+ return UsedDirective;
+ }
bool hasLEB128() const {
return HasLEB128;
}
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