Switch to direct-to-spirv backend as default. (#4002)

* Switch to direct-to-spirv backend as default.

* Fix slang-test.

* Fix.

* Fix.

1 files changed, 10 insertions, 0 deletions

diff --git a/source/slang/slang-lower-to-ir.cpp b/source/slang/slang-lower-to-ir.cpp
index 52b3e64d4..a600963a7 100644
--- a/source/slang/slang-lower-to-ir.cpp
+++ b/source/slang/slang-lower-to-ir.cpp
@@ -4118,6 +4118,16 @@ struct ExprLoweringVisitorBase : public ExprVisitor<Derived, LoweredValInfo>
                 {
                     return builder->emitSPIRVAsmOperandTruncate();
                 }
+            case SPIRVAsmOperand::ConvertTexel:
+                {
+                    IRInst* i;
+                    {
+                        IRBuilderInsertLocScope insertScope(builder);
+                        builder->setInsertBefore(spirvAsmInst);
+                        i = getSimpleVal(context, lowerRValueExpr(context, operand.expr));
+                    }
+                    return builder->emitSPIRVAsmOperandConvertTexel(i);
+                }
             case SPIRVAsmOperand::EntryPoint:
                 {
                     return builder->emitSPIRVAsmOperandEntryPoint();