| ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 5 | |
| ; RUN: llc -mtriple=i386-pc-windows-msvc < %s -o - | FileCheck -check-prefix=MSVC-X86 %s | |
| ; RUN: llc -mtriple=x86_64-pc-windows-msvc < %s -o - | FileCheck -check-prefix=MSVC-X64 %s | |
| ; Make sure fastisel falls back and does something secure. | |
| ; RUN: llc -mtriple=i686-pc-windows-msvc -O0 < %s -o - | FileCheck -check-prefix=MSVC-X86-O0 %s | |
| ; RUN: llc -mtriple=x86_64-pc-windows-msvc -O0 < %s -o - | FileCheck -check-prefix=MSVC-X64-O0 %s | |
| @"\01LC" = internal constant [11 x i8] c"buf == %s\0A\00" ; <ptr> [#uses=1] | |
| define void @test(ptr %a) nounwind ssp minsize { | |
| ; MSVC-X86-LABEL: test: | |
| ; MSVC-X86: # %bb.0: # %entry | |
| ; MSVC-X86-NEXT: pushl %esi | |
| ; MSVC-X86-NEXT: subl $12, %esp | |
| ; MSVC-X86-NEXT: movl ___security_cookie, %eax | |
| ; MSVC-X86-NEXT: xorl %esp, %eax | |
| ; MSVC-X86-NEXT: movl %eax, {{[0-9]+}}(%esp) | |
| ; MSVC-X86-NEXT: movl %esp, %esi | |
| ; MSVC-X86-NEXT: pushl {{[0-9]+}}(%esp) | |
| ; MSVC-X86-NEXT: pushl %esi | |
| ; MSVC-X86-NEXT: calll _strcpy | |
| ; MSVC-X86-NEXT: popl %ecx | |
| ; MSVC-X86-NEXT: popl %edx | |
| ; MSVC-X86-NEXT: pushl %esi | |
| ; MSVC-X86-NEXT: pushl $LC | |
| ; MSVC-X86-NEXT: calll _printf | |
| ; MSVC-X86-NEXT: popl %ecx | |
| ; MSVC-X86-NEXT: popl %edx | |
| ; MSVC-X86-NEXT: movl {{[0-9]+}}(%esp), %ecx | |
| ; MSVC-X86-NEXT: xorl %esp, %ecx | |
| ; MSVC-X86-NEXT: calll @__security_check_cookie@4 | |
| ; MSVC-X86-NEXT: addl $12, %esp | |
| ; MSVC-X86-NEXT: popl %esi | |
| ; MSVC-X86-NEXT: retl | |
| ; | |
| ; MSVC-X64-LABEL: test: | |
| ; MSVC-X64: # %bb.0: # %entry | |
| ; MSVC-X64-NEXT: pushq %rsi | |
| ; MSVC-X64-NEXT: subq $64, %rsp | |
| ; MSVC-X64-NEXT: movq %rcx, %rdx | |
| ; MSVC-X64-NEXT: movq __security_cookie(%rip), %rax | |
| ; MSVC-X64-NEXT: xorq %rsp, %rax | |
| ; MSVC-X64-NEXT: movq %rax, {{[0-9]+}}(%rsp) | |
| ; MSVC-X64-NEXT: movq %rcx, {{[0-9]+}}(%rsp) | |
| ; MSVC-X64-NEXT: leaq {{[0-9]+}}(%rsp), %rsi | |
| ; MSVC-X64-NEXT: movq %rsi, %rcx | |
| ; MSVC-X64-NEXT: callq strcpy | |
| ; MSVC-X64-NEXT: leaq LC(%rip), %rcx | |
| ; MSVC-X64-NEXT: movq %rsi, %rdx | |
| ; MSVC-X64-NEXT: callq printf | |
| ; MSVC-X64-NEXT: movq {{[0-9]+}}(%rsp), %rcx | |
| ; MSVC-X64-NEXT: xorq %rsp, %rcx | |
| ; MSVC-X64-NEXT: callq __security_check_cookie | |
| ; MSVC-X64-NEXT: addq $64, %rsp | |
| ; MSVC-X64-NEXT: popq %rsi | |
| ; MSVC-X64-NEXT: retq | |
| ; | |
| ; MSVC-X86-O0-LABEL: test: | |
| ; MSVC-X86-O0: # %bb.0: # %entry | |
| ; MSVC-X86-O0-NEXT: subl $20, %esp | |
| ; MSVC-X86-O0-NEXT: movl {{[0-9]+}}(%esp), %eax | |
| ; MSVC-X86-O0-NEXT: movl ___security_cookie, %eax | |
| ; MSVC-X86-O0-NEXT: xorl %esp, %eax | |
| ; MSVC-X86-O0-NEXT: movl %eax, {{[0-9]+}}(%esp) | |
| ; MSVC-X86-O0-NEXT: movl {{[0-9]+}}(%esp), %eax | |
| ; MSVC-X86-O0-NEXT: leal {{[0-9]+}}(%esp), %ecx | |
| ; MSVC-X86-O0-NEXT: movl %ecx, (%esp) | |
| ; MSVC-X86-O0-NEXT: movl %eax, {{[0-9]+}}(%esp) | |
| ; MSVC-X86-O0-NEXT: calll _strcpy | |
| ; MSVC-X86-O0-NEXT: leal LC, %ecx | |
| ; MSVC-X86-O0-NEXT: leal {{[0-9]+}}(%esp), %eax | |
| ; MSVC-X86-O0-NEXT: movl %ecx, (%esp) | |
| ; MSVC-X86-O0-NEXT: movl %eax, {{[0-9]+}}(%esp) | |
| ; MSVC-X86-O0-NEXT: calll _printf | |
| ; MSVC-X86-O0-NEXT: # %bb.1: # %return | |
| ; MSVC-X86-O0-NEXT: movl {{[0-9]+}}(%esp), %ecx | |
| ; MSVC-X86-O0-NEXT: xorl %esp, %ecx | |
| ; MSVC-X86-O0-NEXT: calll @__security_check_cookie@4 | |
| ; MSVC-X86-O0-NEXT: addl $20, %esp | |
| ; MSVC-X86-O0-NEXT: retl | |
| ; | |
| ; MSVC-X64-O0-LABEL: test: | |
| ; MSVC-X64-O0: # %bb.0: # %entry | |
| ; MSVC-X64-O0-NEXT: subq $56, %rsp | |
| ; MSVC-X64-O0-NEXT: movq __security_cookie(%rip), %rax | |
| ; MSVC-X64-O0-NEXT: xorq %rsp, %rax | |
| ; MSVC-X64-O0-NEXT: movq %rax, {{[0-9]+}}(%rsp) | |
| ; MSVC-X64-O0-NEXT: movq %rcx, {{[0-9]+}}(%rsp) | |
| ; MSVC-X64-O0-NEXT: movq {{[0-9]+}}(%rsp), %rdx | |
| ; MSVC-X64-O0-NEXT: leaq {{[0-9]+}}(%rsp), %rcx | |
| ; MSVC-X64-O0-NEXT: callq strcpy | |
| ; MSVC-X64-O0-NEXT: leaq LC(%rip), %rcx | |
| ; MSVC-X64-O0-NEXT: leaq {{[0-9]+}}(%rsp), %rdx | |
| ; MSVC-X64-O0-NEXT: callq printf | |
| ; MSVC-X64-O0-NEXT: # %bb.1: # %return | |
| ; MSVC-X64-O0-NEXT: movq {{[0-9]+}}(%rsp), %rcx | |
| ; MSVC-X64-O0-NEXT: xorq %rsp, %rcx | |
| ; MSVC-X64-O0-NEXT: callq __security_check_cookie | |
| ; MSVC-X64-O0-NEXT: addq $56, %rsp | |
| ; MSVC-X64-O0-NEXT: retq | |
| entry: | |
| %a_addr = alloca ptr ; <ptr> [#uses=2] | |
| %buf = alloca [8 x i8] ; <ptr> [#uses=2] | |
| store ptr %a, ptr %a_addr | |
| %0 = load ptr, ptr %a_addr, align 4 ; <ptr> [#uses=1] | |
| %1 = call ptr @strcpy(ptr %buf, ptr %0) nounwind ; <ptr> [#uses=0] | |
| %2 = call i32 (ptr, ...) @printf(ptr @"\01LC", ptr %buf) nounwind ; <i32> [#uses=0] | |
| br label %return | |
| return: ; preds = %entry | |
| ret void | |
| } | |
| declare ptr @strcpy(ptr, ptr) nounwind | |
| declare i32 @printf(ptr, ...) nounwind | |