[llvm] [SPIRV] Add reads from image buffer for shaders. (PR #115178)

[Steven Perron via llvm-commits]

================
@@ -3305,6 +3395,24 @@ bool SPIRVInstructionSelector::selectSpvThreadId(Register ResVReg,
   return MIB.constrainAllUses(TII, TRI, RBI);
 }
 
+SPIRVType *
+SPIRVInstructionSelector::getCorrespondingVec4Type(const SPIRVType *Type,
----------------
s-perron wrote:

I went with `widenTypeToVec4`.

https://github.com/llvm/llvm-project/pull/115178