From e54726a87a49e3254696b05787f4635dc59fe750 Mon Sep 17 00:00:00 2001 From: Kevin Enderby Date: Thu, 29 Aug 2013 00:19:03 +0000 Subject: The darwin integrated assembler for X86 in 64-bit mode is not rejecting 32-bit absolute addressing in instructions likei this: mov $_f, %rsi which is not supported in 64-bit mode. rdar://8827134 git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@189543 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/Target/X86/MCTargetDesc/X86MachObjectWriter.cpp | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) (limited to 'lib/Target/X86/MCTargetDesc') diff --git a/lib/Target/X86/MCTargetDesc/X86MachObjectWriter.cpp b/lib/Target/X86/MCTargetDesc/X86MachObjectWriter.cpp index 6eff224..9db4cab 100644 --- a/lib/Target/X86/MCTargetDesc/X86MachObjectWriter.cpp +++ b/lib/Target/X86/MCTargetDesc/X86MachObjectWriter.cpp @@ -323,8 +323,13 @@ void X86MachObjectWriter::RecordX86_64Relocation(MachObjectWriter *Writer, report_fatal_error("TLVP symbol modifier should have been rip-rel"); } else if (Modifier != MCSymbolRefExpr::VK_None) report_fatal_error("unsupported symbol modifier in relocation"); - else + else { Type = macho::RIT_X86_64_Unsigned; + unsigned Kind = Fixup.getKind(); + if (Kind == X86::reloc_signed_4byte) + report_fatal_error("32-bit absolute addressing is not supported in " + "64-bit mode"); + } } } -- cgit v1.1