From e9600d861cf898b51c33218ea55a924292ba7955 Mon Sep 17 00:00:00 2001
From: Tim Northover <tnorthover@apple.com>
Date: Wed, 8 Feb 2017 17:57:27 +0000
Subject: GlobalISel: select G_VASTART on iOS AArch64.

The AAPCS ABI is substantially more complicated so that's coming in a separate
patch. For now we can generate correct code for iOS though.

llvm-svn: 294493
---
 .../CodeGen/AArch64/GlobalISel/varargs-ios-translator.ll | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)
 create mode 100644 llvm/test/CodeGen/AArch64/GlobalISel/varargs-ios-translator.ll

(limited to 'llvm/test/CodeGen')

diff --git a/llvm/test/CodeGen/AArch64/GlobalISel/varargs-ios-translator.ll b/llvm/test/CodeGen/AArch64/GlobalISel/varargs-ios-translator.ll
new file mode 100644
index 00000000000..3bd56fa4ceb
--- /dev/null
+++ b/llvm/test/CodeGen/AArch64/GlobalISel/varargs-ios-translator.ll
@@ -0,0 +1,16 @@
+; RUN: llc -mtriple=aarch64-apple-ios -stop-after=instruction-select -global-isel -verify-machineinstrs %s -o - | FileCheck %s
+
+define void @test_varargs_sentinel(i8* %list, i64, i64, i64, i64, i64, i64, i64,
+                                   i32, ...) {
+; CHECK-LABEL: name: test_varargs_sentinel
+; CHECK: fixedStack:
+; CHECK:   - { id: [[VARARGS_SLOT:[0-9]+]], offset: 8
+; CHECK: body:
+; CHECK:   [[LIST:%[0-9]+]] = COPY %x0
+; CHECK:   [[VARARGS_AREA:%[0-9]+]] = ADDXri %fixed-stack.[[VARARGS_SLOT]], 0, 0
+; CHECK:   STRXui [[VARARGS_AREA]], [[LIST]], 0 :: (store 8 into %ir.list, align 0)
+  call void @llvm.va_start(i8* %list)
+  ret void
+}
+
+declare void @llvm.va_start(i8*)
-- 
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