[llvm] [AMDGPU] Account for inline asm size in inst_pref_size calculation (PR #192306)

[Adel Ejjeh via llvm-commits]

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@@ -233,13 +233,48 @@ void AMDGPUAsmPrinter::emitFunctionBodyStart() {
     HSAMetadataStream->emitKernel(*MF, CurrentProgramInfo);
 }
 
+/// Set bits in a kernel descriptor MCExpr field:
+///   return ((Dst & ~Mask) | (Value << Shift))
+static const MCExpr *setBits(const MCExpr *Dst, const MCExpr *Value,
+                             uint32_t Mask, uint32_t Shift, MCContext &Ctx) {
+  const auto *Shft = MCConstantExpr::create(Shift, Ctx);
+  const auto *Msk = MCConstantExpr::create(Mask, Ctx);
+  Dst = MCBinaryExpr::createAnd(Dst, MCUnaryExpr::createNot(Msk, Ctx), Ctx);
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adelejjeh wrote:

Done

https://github.com/llvm/llvm-project/pull/192306