[clang] [clang][SPIR-V] Add x86 calling conventions and sse/sse2 for MSVC hosts (PR #227665)

[via cfe-commits]

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+/// Check the sse/sse2 device features derived from the host target.
+
+// RUN: %clang_cc1 -triple spir64-unknown-unknown -aux-triple x86_64-pc-windows-msvc \
+// RUN:   -fsycl-is-device -emit-llvm -o - %s | FileCheck --check-prefix=SSE2 %s
+// RUN: %clang_cc1 -triple spirv64-unknown-unknown -aux-triple x86_64-pc-windows-msvc \
+// RUN:   -fsycl-is-device -emit-llvm -o - %s | FileCheck --check-prefix=SSE2 %s
+// RUN: %clang_cc1 -triple spirv64-unknown-unknown -aux-triple arm64ec-pc-windows-msvc \
+// RUN:   -fsycl-is-device -emit-llvm -o - %s | FileCheck --check-prefix=SSE2 %s
+// RUN: %clang_cc1 -triple spir-unknown-unknown -aux-triple x86_64-pc-windows-msvc \
+// RUN:   -fsycl-is-device -emit-llvm -o - %s | FileCheck --check-prefix=SSE2 %s
+// RUN: %clang_cc1 -triple spirv32-unknown-unknown -aux-triple x86_64-pc-windows-msvc \
+// RUN:   -fsycl-is-device -emit-llvm -o - %s | FileCheck --check-prefix=SSE2 %s
+/// An explicit -target-feature overrides the derived default.
+// RUN: %clang_cc1 -triple spirv64-unknown-unknown -aux-triple x86_64-pc-windows-msvc \
+// RUN:   -target-feature -sse2 -fsycl-is-device -emit-llvm -o - %s \
+// RUN:   | FileCheck --check-prefix=NO-SSE2-FLAG %s
+// RUN: %clang_cc1 -triple spirv64-unknown-unknown -aux-triple x86_64-pc-windows-msvc \
+// RUN:   -target-feature -sse -fsycl-is-device -emit-llvm -o - %s \
+// RUN:   | FileCheck --check-prefix=NO-SSE-FLAG %s
+
+/// No sse/sse2 unless the host is 64-bit x86 MSVC
+// RUN: %clang_cc1 -triple spirv64-unknown-unknown -aux-triple aarch64-pc-windows-msvc \
+// RUN:   -fsycl-is-device -emit-llvm -o - %s | FileCheck --check-prefix=NO-SSE2 %s
+// RUN: %clang_cc1 -triple spirv32-unknown-unknown -aux-triple i386-pc-windows-msvc \
+// RUN:   -fsycl-is-device -emit-llvm -o - %s | FileCheck --check-prefix=NO-SSE2 %s
+// RUN: %clang_cc1 -triple spirv64-unknown-unknown -aux-triple x86_64-unknown-linux-gnu \
+// RUN:   -fsycl-is-device -emit-llvm -o - %s | FileCheck --check-prefix=NO-SSE2 %s
+// RUN: %clang_cc1 -triple spirv64-unknown-unknown -aux-triple x86_64-pc-windows-gnu \
+// RUN:   -fsycl-is-device -emit-llvm -o - %s | FileCheck --check-prefix=NO-SSE2 %s
+// RUN: %clang_cc1 -triple spirv64-unknown-unknown -aux-triple x86_64-uefi \
+// RUN:   -fsycl-is-device -emit-llvm -o - %s | FileCheck --check-prefix=NO-SSE2 %s
+// RUN: %clang_cc1 -triple spirv64-unknown-unknown \
+// RUN:   -fsycl-is-device -emit-llvm -o - %s | FileCheck --check-prefix=NO-SSE2 %s
+
+[[clang::sycl_external]] void test() {}
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schittir wrote:

Thank you. I added a test for this. 

https://github.com/llvm/llvm-project/pull/227665