It's not necessary to do rounding for alloca operations when the requested

alignment is equal to the stack alignment.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@40004 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 56 insertions, 0 deletions

diff --git a/lib/Target/PowerPC/PPCRelocations.h b/lib/Target/PowerPC/PPCRelocations.h
new file mode 100644
index 0000000..261622f
--- /dev/null
+++ b/lib/Target/PowerPC/PPCRelocations.h
@@ -0,0 +1,56 @@
+//===- PPCRelocations.h - PPC32 Code Relocations ----------------*- C++ -*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file was developed by the LLVM research group and is distributed under
+// the University of Illinois Open Source License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// This file defines the PowerPC 32-bit target-specific relocation types.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef PPC32RELOCATIONS_H
+#define PPC32RELOCATIONS_H
+
+#include "llvm/CodeGen/MachineRelocation.h"
+
+// Hack to rid us of a PPC pre-processor symbol which is erroneously
+// defined in a PowerPC header file (bug in Linux/PPC)
+#ifdef PPC
+#undef PPC
+#endif
+
+namespace llvm {
+  namespace PPC {
+    enum RelocationType {
+      // reloc_vanilla - A standard relocation, where the address of the
+      // relocated object completely overwrites the address of the relocation.
+      reloc_vanilla,
+    
+      // reloc_pcrel_bx - PC relative relocation, for the b or bl instructions.
+      reloc_pcrel_bx,
+
+      // reloc_pcrel_bcx - PC relative relocation, for BLT,BLE,BEQ,BGE,BGT,BNE,
+      // and other bcx instructions.
+      reloc_pcrel_bcx,
+
+      // reloc_absolute_high - Absolute relocation, for the loadhi instruction
+      // (which is really addis).  Add the high 16-bits of the specified global
+      // address into the low 16-bits of the instruction.
+      reloc_absolute_high,
+
+      // reloc_absolute_low - Absolute relocation, for the la instruction (which
+      // is really an addi).  Add the low 16-bits of the specified global
+      // address into the low 16-bits of the instruction.
+      reloc_absolute_low,
+      
+      // reloc_absolute_low_ix - Absolute relocation for the 64-bit load/store
+      // instruction which have two implicit zero bits.
+      reloc_absolute_low_ix
+    };
+  }
+}
+
+#endif