clang/test/CodeGen/stack-protector-guard.c

   1 // RUN: %clang_cc1 -mstack-protector-guard=sysreg -triple x86_64-linux-gnu \
   2 // RUN:   -mstack-protector-guard-offset=1024 -emit-llvm %s -o - | FileCheck %s
   3 // RUN: %clang_cc1 -mstack-protector-guard=sysreg -triple powerpc64le-linux-gnu \
   4 // RUN:   -mstack-protector-guard-offset=1024 -emit-llvm %s -o - | FileCheck %s
   5 // RUN: %clang_cc1 -mstack-protector-guard=sysreg -triple arm-linux-gnueabi \
   6 // RUN:   -mstack-protector-guard-offset=1024 -emit-llvm %s -o - | FileCheck %s
   7 // RUN: %clang_cc1 -mstack-protector-guard=sysreg -triple thumbv7-linux-gnueabi \
   8 // RUN:   -mstack-protector-guard-offset=1024 -emit-llvm %s -o - | FileCheck %s
   9 // RUN: %clang_cc1 -mstack-protector-guard=sysreg -triple aarch64-linux-gnu \
  10 // RUN:   -mstack-protector-guard-offset=1024 -mstack-protector-guard-reg=sp_el0 \
  11 // RUN:   -emit-llvm %s -o - | FileCheck %s --check-prefix=AARCH64
  12 // RUN: %clang_cc1 -mstack-protector-guard=tls -triple riscv64-unknown-elf \
  13 // RUN:   -mstack-protector-guard-offset=44 -mstack-protector-guard-reg=tp \
  14 // RUN:   -emit-llvm %s -o - | FileCheck %s --check-prefix=RISCV
  15 // RUN: %clang_cc1 -mstack-protector-guard=tls -triple powerpc64-unknown-elf \
  16 // RUN:   -mstack-protector-guard-offset=52 -mstack-protector-guard-reg=r13 \
  17 // RUN:   -emit-llvm %s -o - | FileCheck %s --check-prefix=POWERPC64
  18 // RUN: %clang_cc1 -mstack-protector-guard=tls -triple ppc32-unknown-elf \
  19 // RUN:   -mstack-protector-guard-offset=16 -mstack-protector-guard-reg=r2 \
  20 // RUN:   -emit-llvm %s -o - | FileCheck %s --check-prefix=POWERPC32
  21 void foo(int*);
  22 void bar(int x) {
  23   int baz[x];
  24   foo(baz);
  25 }
  26
  27 // CHECK: !llvm.module.flags = !{{{.*}}[[ATTR1:![0-9]+]], [[ATTR2:![0-9]+]]}
  28 // CHECK: [[ATTR1]] = !{i32 1, !"stack-protector-guard", !"sysreg"}
  29 // CHECK: [[ATTR2]] = !{i32 1, !"stack-protector-guard-offset", i32 1024}
  30
  31 // AARCH64: !llvm.module.flags = !{{{.*}}[[ATTR1:![0-9]+]], [[ATTR2:![0-9]+]], [[ATTR3:![0-9]+]]}
  32 // AARCH64: [[ATTR1]] = !{i32 1, !"stack-protector-guard", !"sysreg"}
  33 // AARCH64: [[ATTR2]] = !{i32 1, !"stack-protector-guard-reg", !"sp_el0"}
  34 // AARCH64: [[ATTR3]] = !{i32 1, !"stack-protector-guard-offset", i32 1024}
  35
  36 // RISCV: !llvm.module.flags = !{{{.*}}[[ATTR1:![0-9]+]], [[ATTR2:![0-9]+]], [[ATTR3:![0-9]+]], [[ATTR4:![0-9]+]]}
  37 // RISCV: [[ATTR1]] = !{i32 1, !"stack-protector-guard", !"tls"}
  38 // RISCV: [[ATTR2]] = !{i32 1, !"stack-protector-guard-reg", !"tp"}
  39 // RISCV: [[ATTR3]] = !{i32 1, !"stack-protector-guard-offset", i32 44}
  40
  41 // POWERPC64: !llvm.module.flags = !{{{.*}}[[ATTR1:![0-9]+]], [[ATTR2:![0-9]+]], [[ATTR3:![0-9]+]], [[ATTR4:![0-9]+]]}
  42 // POWERPC64: [[ATTR2]] = !{i32 1, !"stack-protector-guard", !"tls"}
  43 // POWERPC64: [[ATTR3]] = !{i32 1, !"stack-protector-guard-reg", !"r13"}
  44 // POWERPC64: [[ATTR4]] = !{i32 1, !"stack-protector-guard-offset", i32 52}
  45
  46 // POWERPC32: !llvm.module.flags = !{{{.*}}[[ATTR1:![0-9]+]], [[ATTR2:![0-9]+]], [[ATTR3:![0-9]+]], [[ATTR4:![0-9]+]]}
  47 // POWERPC32: [[ATTR2]] = !{i32 1, !"stack-protector-guard", !"tls"}
  48 // POWERPC32: [[ATTR3]] = !{i32 1, !"stack-protector-guard-reg", !"r2"}
  49 // POWERPC32: [[ATTR4]] = !{i32 1, !"stack-protector-guard-offset", i32 16}