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5a1d5139b8
It makes finding already covered tests much easier with "grep -L arm64". git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@208187 91177308-0d34-0410-b5e6-96231b3b80d8
26 lines
674 B
LLVM
26 lines
674 B
LLVM
; RUN: llc < %s -mtriple=aarch64-linux-gnueabi | FileCheck %s
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; arm64 has a separate copy of this test
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define i64 @get_stack() nounwind {
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entry:
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; CHECK-LABEL: get_stack:
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; CHECK: mov x0, sp
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%sp = call i64 @llvm.read_register.i64(metadata !0)
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ret i64 %sp
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}
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define void @set_stack(i64 %val) nounwind {
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entry:
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; CHECK-LABEL: set_stack:
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; CHECK: mov sp, x0
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call void @llvm.write_register.i64(metadata !0, i64 %val)
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ret void
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}
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declare i64 @llvm.read_register.i64(metadata) nounwind
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declare void @llvm.write_register.i64(metadata, i64) nounwind
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; register unsigned long current_stack_pointer asm("sp");
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; CHECK-NOT: .asciz "sp"
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!0 = metadata !{metadata !"sp\00"}
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