From a1cd83a25891a09fe6b284a05d28b27eb3531382 Mon Sep 17 00:00:00 2001 From: Chris Lattner Date: Thu, 9 Apr 2009 06:10:51 +0000 Subject: [PATCH] Fix code size computation on x86-64, patch by Zoltan Varga! git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@68690 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/Target/X86/X86InstrInfo.cpp | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/lib/Target/X86/X86InstrInfo.cpp b/lib/Target/X86/X86InstrInfo.cpp index 4d9e2bef742..a47dee3aeeb 100644 --- a/lib/Target/X86/X86InstrInfo.cpp +++ b/lib/Target/X86/X86InstrInfo.cpp @@ -2732,7 +2732,7 @@ static unsigned getMemModRMByteSize(const MachineInstr &MI, unsigned Op, unsigned BaseReg = Base.getReg(); // Is a SIB byte needed? - if (IndexReg.getReg() == 0 && + if ((!Is64BitMode || DispForReloc) && IndexReg.getReg() == 0 && (BaseReg == 0 || X86RegisterInfo::getX86RegNum(BaseReg) != N86::ESP)) { if (BaseReg == 0) { // Just a displacement? // Emit special case [disp32] encoding