From 76e84ed36b55792407793b0811c0722b5ba915b1 Mon Sep 17 00:00:00 2001
From: Joerg Sonnenberger <joerg@bec.de>
Date: Thu, 15 Jan 2015 17:59:02 +0000
Subject: [PATCH] Support @PLT loads on 32bit x86.

llvm-svn: 226182
---
 lib/Target/X86/MCTargetDesc/X86ELFObjectWriter.cpp | 3 +++
 test/MC/ELF/relocation-386.s                       | 3 +++
 2 files changed, 6 insertions(+)

diff --git a/lib/Target/X86/MCTargetDesc/X86ELFObjectWriter.cpp b/lib/Target/X86/MCTargetDesc/X86ELFObjectWriter.cpp
index be6a8e4a43e..e8b0b4c5826 100644
--- a/lib/Target/X86/MCTargetDesc/X86ELFObjectWriter.cpp
+++ b/lib/Target/X86/MCTargetDesc/X86ELFObjectWriter.cpp
@@ -222,6 +222,9 @@ unsigned X86ELFObjectWriter::GetRelocType(const MCValue &Target,
         case MCSymbolRefExpr::VK_GOT:
           Type = ELF::R_386_GOT32;
           break;
+        case MCSymbolRefExpr::VK_PLT:
+          Type = ELF::R_386_PLT32;
+          break;
         case MCSymbolRefExpr::VK_GOTOFF:
           Type = ELF::R_386_GOTOFF;
           break;
diff --git a/test/MC/ELF/relocation-386.s b/test/MC/ELF/relocation-386.s
index ba12df0d3b6..83c524b9d07 100644
--- a/test/MC/ELF/relocation-386.s
+++ b/test/MC/ELF/relocation-386.s
@@ -63,6 +63,8 @@
 // Relocation 28 (und_symbol-bar2) is of type R_386_PC8
 // CHECK-NEXT:     0xA0         R_386_PC8        und_symbol 0x0
 // CHECK-NEXT:     0xA3         R_386_GOTOFF     und_symbol 0x0
+// Relocation 29 (zed@PLT) is of type R_386_PLT32 and uses the symbol
+// CHECK-NEXT:     0xA9         R_386_PLT32      zed 0x0
 // CHECK-NEXT:   }
 // CHECK-NEXT: ]
 
@@ -129,6 +131,7 @@ bar2:
         .byte und_symbol-bar2
 
         leal 1 + und_symbol@GOTOFF, %edi
+        movl zed@PLT(%eax), %eax
 
         .section        zedsec,"awT",@progbits
 zed: