[llvm] r226182 - Support @PLT loads on 32bit x86.

[Joerg Sonnenberger]

Author: joerg
Date: Thu Jan 15 11:59:02 2015
New Revision: 226182

URL: http://llvm.org/viewvc/llvm-project?rev=226182&view=rev
Log:
Support @PLT loads on 32bit x86.

Modified:
    llvm/trunk/lib/Target/X86/MCTargetDesc/X86ELFObjectWriter.cpp
    llvm/trunk/test/MC/ELF/relocation-386.s

Modified: llvm/trunk/lib/Target/X86/MCTargetDesc/X86ELFObjectWriter.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/MCTargetDesc/X86ELFObjectWriter.cpp?rev=226182&r1=226181&r2=226182&view=diff
==============================================================================
--- llvm/trunk/lib/Target/X86/MCTargetDesc/X86ELFObjectWriter.cpp (original)
+++ llvm/trunk/lib/Target/X86/MCTargetDesc/X86ELFObjectWriter.cpp Thu Jan 15 11:59:02 2015
@@ -222,6 +222,9 @@ unsigned X86ELFObjectWriter::GetRelocTyp
         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;

Modified: llvm/trunk/test/MC/ELF/relocation-386.s
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/MC/ELF/relocation-386.s?rev=226182&r1=226181&r2=226182&view=diff
==============================================================================
--- llvm/trunk/test/MC/ELF/relocation-386.s (original)
+++ llvm/trunk/test/MC/ELF/relocation-386.s Thu Jan 15 11:59:02 2015
@@ -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 at 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 at GOTOFF, %edi
+        movl zed at PLT(%eax), %eax
 
         .section        zedsec,"awT", at progbits
 zed: