[DX] Hopefully really fix the big endian bots

llvm-beanz · llvm-beanz · commit b505ef5e3eb9 · 2023-02-02T08:13:39.000-06:00
Slly mistake in my first attempt. Hopefully this will do it.
diff --git a/llvm/lib/MC/DXContainerPSVInfo.cpp b/llvm/lib/MC/DXContainerPSVInfo.cpp
@@ -26,10 +26,11 @@ void PSVRuntimeInfo::write(raw_ostream &OS, uint32_t Version) const {
   default:
     InfoSize = sizeof(dxbc::PSV::v2::RuntimeInfo);
   }
+  uint32_t InfoSizeSwapped = InfoSize;
   if (sys::IsBigEndianHost)
-    sys::swapByteOrder(InfoSize);
+    sys::swapByteOrder(InfoSizeSwapped);
   // Write the size of the info.
-  OS.write(reinterpret_cast<const char *>(&InfoSize), sizeof(uint32_t));
+  OS.write(reinterpret_cast<const char *>(&InfoSizeSwapped), sizeof(uint32_t));
   // Write the info itself.
   OS.write(reinterpret_cast<const char *>(&BaseData), InfoSize);
 }

Original file line number	Diff line number	Diff line change
`@@ -26,10 +26,11 @@ void PSVRuntimeInfo::write(raw_ostream &OS, uint32_t Version) const {`
`26`	`26`	`default:`
`27`	`27`	`InfoSize = sizeof(dxbc::PSV::v2::RuntimeInfo);`
`28`	`28`	`}`
	`29`	`+ uint32_t InfoSizeSwapped = InfoSize;`
`29`	`30`	`if (sys::IsBigEndianHost)`
`30`		`- sys::swapByteOrder(InfoSize);`
	`31`	`+ sys::swapByteOrder(InfoSizeSwapped);`
`31`	`32`	`// Write the size of the info.`
`32`		`- OS.write(reinterpret_cast<const char *>(&InfoSize), sizeof(uint32_t));`
	`33`	`+ OS.write(reinterpret_cast<const char *>(&InfoSizeSwapped), sizeof(uint32_t));`
`33`	`34`	`// Write the info itself.`
`34`	`35`	`OS.write(reinterpret_cast<const char *>(&BaseData), InfoSize);`
`35`	`36`	`}`