[llvm] [SPIR-V] Initial implementation of SPV_INTEL_long_composites (PR #126545)

[Vyacheslav Levytskyy via llvm-commits]

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@@ -0,0 +1,54 @@
+; RUN: llc -verify-machineinstrs -O0 -mtriple=spirv32-unknown-unknown --spirv-ext=+SPV_INTEL_long_composites %s -o - | FileCheck %s
+; TODO: enable back once spirv-val knows about OpTypeStructContinuedINTEL type
+; RUNx: %if spirv-tools %{ llc -O0 -mtriple=spirv32-unknown-unknown --spirv-ext=+SPV_INTEL_long_composites %s -o - -filetype=obj | spirv-val --max-struct-members 65535 %}
+
+; CHECK: Capability LongCompositesINTEL
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VyacheslavLevytskyy wrote:

Let's please add a negative test case, when a user doesn't use `SPV_INTEL_long_composites` to get an error "Continued instructions require the following SPIR-V extension: SPV_INTEL_long_composites".

https://github.com/llvm/llvm-project/pull/126545