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18 lines
489 B
LLVM
18 lines
489 B
LLVM
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; RUN: llc -mtriple aarch64-windows -verify-machineinstrs -filetype asm -o - %s | FileCheck %s
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define void @func(i64 %a) "no-stack-arg-probe" {
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entry:
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%0 = alloca i8, i64 %a, align 16
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call void @func2(i8* nonnull %0)
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ret void
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}
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declare void @func2(i8*)
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; CHECK: add [[REG1:x[0-9]+]], x0, #15
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; CHECK-NOT: bl __chkstk
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; CHECK: mov [[REG2:x[0-9]+]], sp
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; CHECK: and [[REG1]], [[REG1]], #0xfffffffffffffff0
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; CHECK: sub [[REG3:x[0-9]+]], [[REG2]], [[REG1]]
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; CHECK: mov sp, [[REG3]]
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