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1462430d42
This mode is just like -mcmodel=small except that it moves the thread pointer from TPIDR_EL0 to TPIDR_EL1. Patch by Roland McGrath. Differential Revision: https://reviews.llvm.org/D31624 llvm-svn: 299462
30 lines
1.2 KiB
LLVM
30 lines
1.2 KiB
LLVM
; Test target-specific stack cookie location.
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; RUN: llc -mtriple=aarch64-linux-android < %s -o - | FileCheck --check-prefix=ANDROID-AARCH64 %s
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; RUN: llc -mtriple=aarch64-fuchsia < %s -o - | FileCheck --check-prefixes=FUCHSIA-AARCH64-COMMON,FUCHSIA-AARCH64-USER %s
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; RUN: llc -mtriple=aarch64-fuchsia -code-model=kernel < %s -o - | FileCheck --check-prefixes=FUCHSIA-AARCH64-COMMON,FUCHSIA-AARCH64-KERNEL %s
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define void @_Z1fv() sspreq {
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entry:
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%x = alloca i32, align 4
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%0 = bitcast i32* %x to i8*
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call void @_Z7CapturePi(i32* nonnull %x)
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ret void
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}
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declare void @_Z7CapturePi(i32*)
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; ANDROID-AARCH64: mrs [[A:.*]], TPIDR_EL0
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; ANDROID-AARCH64: ldr [[B:.*]], {{\[}}[[A]], #40]
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; ANDROID-AARCH64: str [[B]], [sp,
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; ANDROID-AARCH64: ldr [[C:.*]], {{\[}}[[A]], #40]
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; ANDROID-AARCH64: ldr [[D:.*]], [sp,
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; ANDROID-AARCH64: cmp [[C]], [[D]]
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; FUCHSIA-AARCH64-USER: mrs [[A:.*]], TPIDR_EL0
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; FUCHSIA-AARCH64-KERNEL: mrs [[A:.*]], TPIDR_EL1
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; FUCHSIA-AARCH64-COMMON: ldur [[B:.*]], {{\[}}[[A]], #-16]
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; FUCHSIA-AARCH64-COMMON: str [[B]], [sp,
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; FUCHSIA-AARCH64-COMMON: ldur [[C:.*]], {{\[}}[[A]], #-16]
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; FUCHSIA-AARCH64-COMMON: ldr [[D:.*]], [sp,
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; FUCHSIA-AARCH64-COMMON: cmp [[C]], [[D]]
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