bolt/deps/llvm-18.1.8/llvm/test/CodeGen/ARM/alloca-align.ll

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2025-02-14 19:21:04 +01:00
; RUN: llc -o - %s | FileCheck %s
target triple="arm--"
@glob = external global ptr
declare void @bar(ptr, ptr byval([20000 x i8]))
; CHECK-LABEL: foo:
; We should see the stack getting additional alignment
; CHECK: sub sp, sp, #16
; CHECK: bic sp, sp, #31
; And a base pointer getting used.
; CHECK: mov r6, sp
; Which is passed to the call
; CHECK: mov r0, r6
; CHECK: bl bar
define void @foo(ptr %addr) {
%tmp = alloca [4 x i32], align 32
call void @bar(ptr %tmp, ptr byval([20000 x i8]) %addr)
ret void
}