Add support for emitting cuda kernel and host functions. (#2712)

* Add support for emitting cuda kernel and host functions.

* Update test.

* Fix cuda preamble emit.

---------

Co-authored-by: Yong He <yhe@nvidia.com>

1 files changed, 4 insertions, 2 deletions

diff --git a/source/slang/slang-options.cpp b/source/slang/slang-options.cpp
index f6932b9e0..714e2c99d 100644
--- a/source/slang/slang-options.cpp
+++ b/source/slang/slang-options.cpp
@@ -2189,10 +2189,12 @@ struct OptionsParser
         }
 
         // If we don't have any raw outputs but do have a raw target,
-        // and output type is callable, add an empty' rawOutput.
+        // add an empty' rawOutput for certain targets where the expected behavior is obvious.
         if (rawOutputs.getCount() == 0 &&
             rawTargets.getCount() == 1 &&
-            ArtifactDescUtil::makeDescForCompileTarget(asExternal(rawTargets[0].format)).kind == ArtifactKind::HostCallable)
+            (rawTargets[0].format == CodeGenTarget::HostCPPSource ||
+            rawTargets[0].format == CodeGenTarget::CUDASource ||
+            ArtifactDescUtil::makeDescForCompileTarget(asExternal(rawTargets[0].format)).kind == ArtifactKind::HostCallable))
         {
             RawOutput rawOutput;
             rawOutput.impliedFormat = rawTargets[0].format;