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.
69 lines
2.2 KiB
LLVM
69 lines
2.2 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=arm-unknown-linux-eabi < %s | FileCheck -check-prefix=LINUX %s
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; RUN: llc -mtriple=arm-unknown-linux-gnueabi < %s | FileCheck -check-prefix=LINUX %s
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; RUN: llc -mtriple=arm-unknown-openbsd < %s | FileCheck -check-prefix=OPENBSD %s
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define void @func() sspreq nounwind {
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; LINUX-LABEL: func:
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; LINUX: @ %bb.0:
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; LINUX-NEXT: .save {r11, lr}
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; LINUX-NEXT: push {r11, lr}
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; LINUX-NEXT: .pad #8
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; LINUX-NEXT: sub sp, sp, #8
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; LINUX-NEXT: ldr r0, .LCPI0_0
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; LINUX-NEXT: ldr r0, [r0]
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; LINUX-NEXT: str r0, [sp, #4]
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; LINUX-NEXT: mov r0, sp
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; LINUX-NEXT: bl capture
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; LINUX-NEXT: ldr r0, [sp, #4]
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; LINUX-NEXT: ldr r1, .LCPI0_0
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; LINUX-NEXT: ldr r1, [r1]
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; LINUX-NEXT: cmp r1, r0
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; LINUX-NEXT: addeq sp, sp, #8
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; LINUX-NEXT: popeq {r11, lr}
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; LINUX-NEXT: moveq pc, lr
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; LINUX-NEXT: .LBB0_1:
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; LINUX-NEXT: bl __stack_chk_fail
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; LINUX-NEXT: .p2align 2
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; LINUX-NEXT: @ %bb.2:
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; LINUX-NEXT: .LCPI0_0:
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; LINUX-NEXT: .long __stack_chk_guard
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;
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; OPENBSD-LABEL: func:
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; OPENBSD: @ %bb.0:
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; OPENBSD-NEXT: push {r4, lr}
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; OPENBSD-NEXT: sub sp, sp, #8
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; OPENBSD-NEXT: ldr r4, .LCPI0_0
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; OPENBSD-NEXT: ldr r0, [r4]
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; OPENBSD-NEXT: ldr r0, .LCPI0_2
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; OPENBSD-NEXT: ldr r0, [r0]
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; OPENBSD-NEXT: str r0, [sp, #4]
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; OPENBSD-NEXT: mov r0, sp
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; OPENBSD-NEXT: bl capture
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; OPENBSD-NEXT: ldr r0, [r4]
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; OPENBSD-NEXT: ldr r1, [sp, #4]
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; OPENBSD-NEXT: cmp r0, r1
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; OPENBSD-NEXT: addeq sp, sp, #8
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; OPENBSD-NEXT: popeq {r4, lr}
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; OPENBSD-NEXT: moveq pc, lr
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; OPENBSD-NEXT: .LBB0_1: @ %CallStackCheckFailBlk
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; OPENBSD-NEXT: ldr r0, .LCPI0_1
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; OPENBSD-NEXT: bl __stack_smash_handler
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; OPENBSD-NEXT: .p2align 2
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; OPENBSD-NEXT: @ %bb.2:
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; OPENBSD-NEXT: .LCPI0_0:
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; OPENBSD-NEXT: .long __guard_local
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; OPENBSD-NEXT: .LCPI0_1:
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; OPENBSD-NEXT: .long .LSSH
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; OPENBSD-NEXT: .LCPI0_2:
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; OPENBSD-NEXT: .long __guard_local
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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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;; NOTE: These prefixes are unused and the list is autogenerated. Do not add tests below this line:
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; EABI: {{.*}}
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; GNUEABI: {{.*}}
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