llvm-for-llvmta/test/CodeGen/AArch64/arm64-stack-no-frame.ll

21 lines
760 B
LLVM

; RUN: llc -mtriple=arm64-apple-ios7.0 -o - %s | FileCheck %s
@global = global [20 x i64] zeroinitializer, align 8
; The following function has enough locals to need some restoring, but not a
; frame record. In an intermediate frame refactoring, prologue and epilogue were
; inconsistent about how much to move SP.
define void @test_stack_no_frame() {
; CHECK: test_stack_no_frame
; CHECK: sub sp, sp, #[[STACKSIZE:[0-9]+]]
%local = alloca [20 x i64]
%val = load volatile [20 x i64], [20 x i64]* @global, align 8
store volatile [20 x i64] %val, [20 x i64]* %local, align 8
%val2 = load volatile [20 x i64], [20 x i64]* %local, align 8
store volatile [20 x i64] %val2, [20 x i64]* @global, align 8
; CHECK: add sp, sp, #[[STACKSIZE]]
ret void
}