[llvm] e64e516 - [RuntimeDyld] Replace hand-rolled endian conversion with support::endian. NFCI.

[Benjamin Kramer via llvm-commits]

Author: Benjamin Kramer
Date: 2020-04-06T13:22:53+02:00
New Revision: e64e516790b6555d520db6eea7e49b24afb275b7

URL: https://github.com/llvm/llvm-project/commit/e64e516790b6555d520db6eea7e49b24afb275b7
DIFF: https://github.com/llvm/llvm-project/commit/e64e516790b6555d520db6eea7e49b24afb275b7.diff

LOG: [RuntimeDyld] Replace hand-rolled endian conversion with support::endian. NFCI.

Added: 
    

Modified: 
    llvm/lib/ExecutionEngine/RuntimeDyld/RuntimeDyldImpl.h

Removed: 
    


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diff  --git a/llvm/lib/ExecutionEngine/RuntimeDyld/RuntimeDyldImpl.h b/llvm/lib/ExecutionEngine/RuntimeDyld/RuntimeDyldImpl.h
index d1d2e432e7e8..1b167558b80d 100644
--- a/llvm/lib/ExecutionEngine/RuntimeDyld/RuntimeDyldImpl.h
+++ b/llvm/lib/ExecutionEngine/RuntimeDyld/RuntimeDyldImpl.h
@@ -320,32 +320,18 @@ class RuntimeDyldImpl {
   std::string ErrorStr;
 
   void writeInt16BE(uint8_t *Addr, uint16_t Value) {
-    if (IsTargetLittleEndian)
-      sys::swapByteOrder(Value);
-    *Addr       = (Value >> 8) & 0xFF;
-    *(Addr + 1) = Value & 0xFF;
+    llvm::support::endian::write<uint16_t, llvm::support::unaligned>(
+        Addr, Value, IsTargetLittleEndian ? support::little : support::big);
   }
 
   void writeInt32BE(uint8_t *Addr, uint32_t Value) {
-    if (IsTargetLittleEndian)
-      sys::swapByteOrder(Value);
-    *Addr       = (Value >> 24) & 0xFF;
-    *(Addr + 1) = (Value >> 16) & 0xFF;
-    *(Addr + 2) = (Value >> 8) & 0xFF;
-    *(Addr + 3) = Value & 0xFF;
+    llvm::support::endian::write<uint32_t, llvm::support::unaligned>(
+        Addr, Value, IsTargetLittleEndian ? support::little : support::big);
   }
 
   void writeInt64BE(uint8_t *Addr, uint64_t Value) {
-    if (IsTargetLittleEndian)
-      sys::swapByteOrder(Value);
-    *Addr       = (Value >> 56) & 0xFF;
-    *(Addr + 1) = (Value >> 48) & 0xFF;
-    *(Addr + 2) = (Value >> 40) & 0xFF;
-    *(Addr + 3) = (Value >> 32) & 0xFF;
-    *(Addr + 4) = (Value >> 24) & 0xFF;
-    *(Addr + 5) = (Value >> 16) & 0xFF;
-    *(Addr + 6) = (Value >> 8) & 0xFF;
-    *(Addr + 7) = Value & 0xFF;
+    llvm::support::endian::write<uint64_t, llvm::support::unaligned>(
+        Addr, Value, IsTargetLittleEndian ? support::little : support::big);
   }
 
   virtual void setMipsABI(const ObjectFile &Obj) {