llvm-6502/test/CodeGen/ARM64/alloc-no-stack-realign.ll
Tim Northover 7b837d8c75 ARM64: initial backend import
This adds a second implementation of the AArch64 architecture to LLVM,
accessible in parallel via the "arm64" triple. The plan over the
coming weeks & months is to merge the two into a single backend,
during which time thorough code review should naturally occur.

Everything will be easier with the target in-tree though, hence this
commit.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205090 91177308-0d34-0410-b5e6-96231b3b80d8
2014-03-29 10:18:08 +00:00

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827 B
LLVM

; RUN: llc < %s -mtriple=arm64-apple-darwin -enable-misched=false | FileCheck %s
; rdar://12713765
; Make sure we are not creating stack objects that are assumed to be 64-byte
; aligned.
@T3_retval = common global <16 x float> zeroinitializer, align 16
define void @test(<16 x float>* noalias sret %agg.result) nounwind ssp {
entry:
; CHECK: test
; CHECK: stp [[Q1:q[0-9]+]], [[Q2:q[0-9]+]], [sp, #32]
; CHECK: stp [[Q1:q[0-9]+]], [[Q2:q[0-9]+]], [sp]
; CHECK: stp [[Q1:q[0-9]+]], [[Q2:q[0-9]+]], {{\[}}[[BASE:x[0-9]+]], #32]
; CHECK: stp [[Q1:q[0-9]+]], [[Q2:q[0-9]+]], {{\[}}[[BASE]]]
%retval = alloca <16 x float>, align 16
%0 = load <16 x float>* @T3_retval, align 16
store <16 x float> %0, <16 x float>* %retval
%1 = load <16 x float>* %retval
store <16 x float> %1, <16 x float>* %agg.result, align 16
ret void
}