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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:18:58 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:18:58 +0000 |
commit | a4b7ed7a42c716ab9f05e351f003d589124fd55d (patch) | |
tree | b620cd3f223850b28716e474e80c58059dca5dd4 /tests/run-make/x86_64-fortanix-unknown-sgx-lvi/enclave/libcmake_foo/src/foo_cxx.cpp | |
parent | Adding upstream version 1.67.1+dfsg1. (diff) | |
download | rustc-a4b7ed7a42c716ab9f05e351f003d589124fd55d.tar.xz rustc-a4b7ed7a42c716ab9f05e351f003d589124fd55d.zip |
Adding upstream version 1.68.2+dfsg1.upstream/1.68.2+dfsg1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tests/run-make/x86_64-fortanix-unknown-sgx-lvi/enclave/libcmake_foo/src/foo_cxx.cpp')
-rw-r--r-- | tests/run-make/x86_64-fortanix-unknown-sgx-lvi/enclave/libcmake_foo/src/foo_cxx.cpp | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/tests/run-make/x86_64-fortanix-unknown-sgx-lvi/enclave/libcmake_foo/src/foo_cxx.cpp b/tests/run-make/x86_64-fortanix-unknown-sgx-lvi/enclave/libcmake_foo/src/foo_cxx.cpp new file mode 100644 index 000000000..824e2afeb --- /dev/null +++ b/tests/run-make/x86_64-fortanix-unknown-sgx-lvi/enclave/libcmake_foo/src/foo_cxx.cpp @@ -0,0 +1,29 @@ +extern "C" int cmake_plus_one_cxx(int *arg); +extern "C" int cmake_plus_one_cxx_asm(int *arg); + +int cmake_plus_one_cxx(int *arg) { + return *arg + 1; +} + +int cmake_plus_one_cxx_asm(int *arg) { + int value = 0; + + asm volatile ( " movl (%1), %0\n" + " inc %0\n" + " jmp 1f\n" + " retq\n" // never executed, but a shortcut to determine how + // the assembler deals with `ret` instructions + "1:\n" + : "=r"(value) + : "r"(arg) ); + + return value; +} + +asm(".text\n" +" .global cmake_plus_one_cxx_global_asm\n" +" .type cmake_plus_one_cxx_global_asm, @function\n" +"cmake_plus_one_cxx_global_asm:\n" +" movl (%rdi), %eax\n" +" inc %eax\n" +" retq\n" ); |