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Imported Upstream version 5.18.0.246

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Former-commit-id: 0c7ce5b1a7851e13f22acfd379b7f9fb304e4833
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Xamarin Public Jenkins (auto-signing)
2019-01-23 08:21:40 +00:00
parent a7724cd563
commit 279aa8f685
28482 changed files with 3866972 additions and 44 deletions
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21
external/llvm/test/CodeGen/X86/stack-probe-red-zone.ll vendored Normal file
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; RUN: llc -mtriple=x86_64-pc-linux-gnu < %s -o - | FileCheck %s
; Ensure that red zone usage occurs.
define void @testStackProbesOff() {
%array = alloca [40096 x i8], align 16
ret void
; CHECK-LABEL: testStackProbesOff:
; CHECK: subq $39976, %rsp # imm = 0x9C28
}
; Ensure stack probes do not result in red zone usage.
define void @testStackProbesOn() "probe-stack"="__probestack" {
%array = alloca [40096 x i8], align 16
ret void
; CHECK-LABEL: testStackProbesOn:
; CHECK: movl $40104, %eax # imm = 0x9CA8
; CHECK-NEXT: callq __probestack
; CHECK-NEXT: subq %rax, %rsp
}