xref: /aosp_15_r20/external/llvm/test/CodeGen/X86/safestack_ssp.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker; Test codegen pipeline for SafeStack + StackProtector combination.
2*9880d681SAndroid Build Coastguard Worker; RUN: llc -mtriple=i386-linux < %s -o - | FileCheck --check-prefix=LINUX-I386 %s
3*9880d681SAndroid Build Coastguard Worker; RUN: llc -mtriple=x86_64-linux < %s -o - | FileCheck --check-prefix=LINUX-X64 %s
4*9880d681SAndroid Build Coastguard Worker
5*9880d681SAndroid Build Coastguard Workerdefine void @_Z1fv() safestack sspreq {
6*9880d681SAndroid Build Coastguard Workerentry:
7*9880d681SAndroid Build Coastguard Worker  %x = alloca i32, align 4
8*9880d681SAndroid Build Coastguard Worker  %0 = bitcast i32* %x to i8*
9*9880d681SAndroid Build Coastguard Worker  call void @_Z7CapturePi(i32* nonnull %x)
10*9880d681SAndroid Build Coastguard Worker  ret void
11*9880d681SAndroid Build Coastguard Worker}
12*9880d681SAndroid Build Coastguard Worker
13*9880d681SAndroid Build Coastguard Workerdeclare void @_Z7CapturePi(i32*)
14*9880d681SAndroid Build Coastguard Worker
15*9880d681SAndroid Build Coastguard Worker; LINUX-X64-DAG: movq __safestack_unsafe_stack_ptr@GOTTPOFF(%rip), %[[A:.*]]
16*9880d681SAndroid Build Coastguard Worker; LINUX-X64-DAG: movq %fs:(%[[A]]), %[[B:.*]]
17*9880d681SAndroid Build Coastguard Worker; LINUX-X64-DAG: movq %fs:40, %[[COOKIE:.*]]
18*9880d681SAndroid Build Coastguard Worker; LINUX-X64-DAG: leaq -16(%[[B]]), %[[C:.*]]
19*9880d681SAndroid Build Coastguard Worker; LINUX-X64-DAG: movq %[[C]], %fs:(%[[A]])
20*9880d681SAndroid Build Coastguard Worker; LINUX-X64-DAG: movq %[[COOKIE]], -8(%[[B]])
21*9880d681SAndroid Build Coastguard Worker
22*9880d681SAndroid Build Coastguard Worker; LINUX-I386-DAG: movl __safestack_unsafe_stack_ptr@INDNTPOFF, %[[A:.*]]
23*9880d681SAndroid Build Coastguard Worker; LINUX-I386-DAG: movl %gs:(%[[A]]), %[[B:.*]]
24*9880d681SAndroid Build Coastguard Worker; LINUX-I386-DAG: movl %gs:20, %[[COOKIE:.*]]
25*9880d681SAndroid Build Coastguard Worker; LINUX-I386-DAG: leal -16(%[[B]]), %[[C:.*]]
26*9880d681SAndroid Build Coastguard Worker; LINUX-I386-DAG: movl %[[C]], %gs:(%[[A]])
27*9880d681SAndroid Build Coastguard Worker; LINUX-I386-DAG: movl %[[COOKIE]], -4(%[[B]])
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