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llvm-project/clang/test/CodeGen/asm-cet.S

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Add cet.h for writing CET-enabled assembly code Summary: Add x86 feature with IBT and/or SHSTK bits to ELF program property if they are enabled. Otherwise, contents in this header file are unused. This file is mainly design for assembly source code which want to enable CET Reviewers: hjl.tools, annita.zhang, LuoYuanke, craig.topper, tstellar, pengfei, rsmith Reviewed By: LuoYuanke Subscribers: cfe-commits, mgorny Tags: #clang Differential Revision: https://reviews.llvm.org/D79617
2020-05-19 13:29:30 +08:00
// REQUIRES: x86-registered-target
// RUN: %clang --target=x86_64-pc-linux -fcf-protection -include cet.h -c %s -o - | llvm-readelf -n | FileCheck %s
// RUN: %clang --target=x86_64-pc-linux -include cet.h -c %s -o - | llvm-readelf -S | FileCheck %s --check-prefixes=NOCET
// RUN: %clang --target=x86_64-pc-linux -include cet.h -S %s -o - | FileCheck %s --check-prefixes=NOENDBR
// RUN: %clang --target=x86_64-pc-linux -fcf-protection -include cet.h -S %s -o - | FileCheck %s --check-prefixes=ENDBR64
// RUN: %clang --target=i386-pc-linux -fcf-protection -include cet.h -c %s -o - | llvm-readelf -n | FileCheck %s
// RUN: %clang --target=i386-pc-linux -include cet.h -c %s -o - | llvm-readelf -S | FileCheck %s --check-prefixes=NOCET
// RUN: %clang --target=i386-pc-linux -include cet.h -S %s -o - | FileCheck %s --check-prefixes=NOENDBR
// RUN: %clang --target=i386-pc-linux -fcf-protection -include cet.h -S %s -o - | FileCheck %s --check-prefixes=ENDBR32
// CHECK: IBT, SHSTK
// NOCET: Section Headers
// NOCET-NOT: .note.gnu.property
// NOENDBR: foo
// NOENDBR-NOT: endbr
// ENDBR64: endbr64
// ENDBR32: endbr32
.text
.globl foo
.type foo, @function
foo:
_CET_ENDBR
ret