From f09d54ed2a75b62960b35258136435d7c8d418e1 Mon Sep 17 00:00:00 2001
From: Sean Fertile <sfertile@ca.ibm.com>
Date: Tue, 9 Jul 2019 19:21:01 +0000
Subject: Boilerplate for producing XCOFF object files from the PowerPC
 backend.

Stubs out a number of the classes needed to produce a new object file format
(XCOFF) for the powerpc-aix target. For testing input is an empty module which
produces an object file with just a file header.

Differential Revision: https://reviews.llvm.org/D61694

llvm-svn: 365541
---
 llvm/test/CodeGen/PowerPC/aix-xcoff-basic.ll | 37 ++++++++++++++++++++++++++++
 1 file changed, 37 insertions(+)
 create mode 100644 llvm/test/CodeGen/PowerPC/aix-xcoff-basic.ll

(limited to 'llvm/test/CodeGen/PowerPC/aix-xcoff-basic.ll')

diff --git a/llvm/test/CodeGen/PowerPC/aix-xcoff-basic.ll b/llvm/test/CodeGen/PowerPC/aix-xcoff-basic.ll
new file mode 100644
index 00000000000..9d20fd7b113
--- /dev/null
+++ b/llvm/test/CodeGen/PowerPC/aix-xcoff-basic.ll
@@ -0,0 +1,37 @@
+; RUN: llc -mtriple powerpc-ibm-aix-xcoff -filetype=obj -o %t.o < %s
+; RUN: llvm-readobj --file-headers %t.o | FileCheck %s
+
+; RUN: not llc -mtriple powerpc64-ibm-aix-xcoff -filetype=obj < %s 2>&1 | \
+; RUN: FileCheck --check-prefix=64BIT %s
+
+; RUN: llc -mtriple powerpc-ibm-aix-xcoff < %s | \
+; RUN: FileCheck --check-prefix=ASM %s
+
+; RUN: llc -mtriple powerpc64-ibm-aix-xcoff < %s | \
+; RUN: FileCheck --check-prefix=ASM %s
+
+target datalayout = "E-m:e-p:32:32-i64:64-n32"
+target triple = "powerpc-unknown-aix"
+
+; NOTE: The object file output and the assembly file output do not describe the
+;       same abstract XCOFF content due to the limited amount of functionality
+;       implemented.
+
+; CHECK:      Format: aixcoff-rs6000
+; CHECK-NEXT: Arch: powerpc
+; CHECK-NEXT: AddressSize: 32bit
+; CHECK-NEXT: FileHeader {
+; CHECK-NEXT:   Magic: 0x1DF
+; CHECK-NEXT:   NumberOfSections: 0
+; CHECK-NEXT:   TimeStamp: None (0x0)
+; CHECK-NEXT:   SymbolTableOffset: 0x0
+; CHECK-NEXT:   SymbolTableEntries: 0
+; CHECK-NEXT:   OptionalHeaderSize: 0x0
+; CHECK-NEXT:   Flags: 0x0
+; CHECK-NEXT: }
+
+; 64BIT: LLVM ERROR: 64-bit XCOFF object files are not supported yet.
+
+; The csect does not need to be present, but LLVM's default behavior when
+; emitting asm is to start the file with the .text section.
+; ASM: .csect .text[PR]
-- 
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