3d50e1f3e8
7dce16f69dc3e26cb74d5ad38b0648a6f47f9640 removed a libcall for STACKPROTECTOR_CHECK_FAIL from OpenBSD but added no tests. Add a basic test copied from RISCV into all the backends on the OpenBSD page of supported architectures before I potentially break in in RuntimeLibcalls refactoring.
82 lines
3.0 KiB
LLVM
82 lines
3.0 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 5
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; RUN: llc -mtriple=i386--linux < %s | FileCheck -check-prefix=LINUX32 %s
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; RUN: llc -mtriple=x86_64--linux < %s | FileCheck -check-prefix=LINUX64 %s
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; RUN: llc -mtriple=i386--openbsd < %s | FileCheck -check-prefix=OPENBSD32 %s
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; RUN: llc -mtriple=x86_64--openbsd < %s | FileCheck -check-prefix=OPENBSD64 %s
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define void @func() sspreq nounwind {
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; LINUX32-LABEL: func:
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; LINUX32: # %bb.0:
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; LINUX32-NEXT: subl $12, %esp
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; LINUX32-NEXT: movl %gs:20, %eax
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; LINUX32-NEXT: movl %eax, {{[0-9]+}}(%esp)
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; LINUX32-NEXT: leal {{[0-9]+}}(%esp), %eax
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; LINUX32-NEXT: movl %eax, (%esp)
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; LINUX32-NEXT: calll capture@PLT
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; LINUX32-NEXT: movl %gs:20, %eax
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; LINUX32-NEXT: cmpl {{[0-9]+}}(%esp), %eax
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; LINUX32-NEXT: jne .LBB0_2
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; LINUX32-NEXT: # %bb.1: # %SP_return
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; LINUX32-NEXT: addl $12, %esp
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; LINUX32-NEXT: retl
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; LINUX32-NEXT: .LBB0_2: # %CallStackCheckFailBlk
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; LINUX32-NEXT: calll __stack_chk_fail@PLT
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;
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; LINUX64-LABEL: func:
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; LINUX64: # %bb.0:
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; LINUX64-NEXT: subq $24, %rsp
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; LINUX64-NEXT: movq %fs:40, %rax
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; LINUX64-NEXT: movq %rax, {{[0-9]+}}(%rsp)
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; LINUX64-NEXT: leaq {{[0-9]+}}(%rsp), %rdi
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; LINUX64-NEXT: callq capture@PLT
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; LINUX64-NEXT: movq %fs:40, %rax
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; LINUX64-NEXT: cmpq {{[0-9]+}}(%rsp), %rax
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; LINUX64-NEXT: jne .LBB0_2
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; LINUX64-NEXT: # %bb.1: # %SP_return
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; LINUX64-NEXT: addq $24, %rsp
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; LINUX64-NEXT: retq
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; LINUX64-NEXT: .LBB0_2: # %CallStackCheckFailBlk
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; LINUX64-NEXT: callq __stack_chk_fail@PLT
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;
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; OPENBSD32-LABEL: func:
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; OPENBSD32: # %bb.0:
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; OPENBSD32-NEXT: subl $8, %esp
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; OPENBSD32-NEXT: movl __guard_local, %eax
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; OPENBSD32-NEXT: movl %eax, {{[0-9]+}}(%esp)
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; OPENBSD32-NEXT: movl %esp, %eax
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; OPENBSD32-NEXT: pushl %eax
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; OPENBSD32-NEXT: calll capture@PLT
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; OPENBSD32-NEXT: addl $4, %esp
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; OPENBSD32-NEXT: movl __guard_local, %eax
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; OPENBSD32-NEXT: cmpl {{[0-9]+}}(%esp), %eax
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; OPENBSD32-NEXT: jne .LBB0_2
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; OPENBSD32-NEXT: # %bb.1: # %SP_return
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; OPENBSD32-NEXT: addl $8, %esp
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; OPENBSD32-NEXT: retl
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; OPENBSD32-NEXT: .LBB0_2: # %CallStackCheckFailBlk
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; OPENBSD32-NEXT: pushl $.LSSH
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; OPENBSD32-NEXT: calll __stack_smash_handler@PLT
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;
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; OPENBSD64-LABEL: func:
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; OPENBSD64: # %bb.0:
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; OPENBSD64-NEXT: subq $24, %rsp
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; OPENBSD64-NEXT: movq __guard_local(%rip), %rax
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; OPENBSD64-NEXT: movq %rax, {{[0-9]+}}(%rsp)
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; OPENBSD64-NEXT: leaq {{[0-9]+}}(%rsp), %rdi
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; OPENBSD64-NEXT: callq capture@PLT
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; OPENBSD64-NEXT: movq __guard_local(%rip), %rax
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; OPENBSD64-NEXT: cmpq {{[0-9]+}}(%rsp), %rax
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; OPENBSD64-NEXT: jne .LBB0_2
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; OPENBSD64-NEXT: # %bb.1: # %SP_return
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; OPENBSD64-NEXT: addq $24, %rsp
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; OPENBSD64-NEXT: retq
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; OPENBSD64-NEXT: .LBB0_2: # %CallStackCheckFailBlk
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; OPENBSD64-NEXT: movl $.LSSH, %edi
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; OPENBSD64-NEXT: callq __stack_smash_handler@PLT
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%alloca = alloca i32, align 4
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call void @capture(ptr %alloca)
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ret void
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}
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declare void @capture(ptr)
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