[mips] Fix an initialization issue with MipsABIInfo in MipsTargetELFStreamer
DebugInfoDWARFTests is the only user so far which initializes the
MCObjectStreamer without initializing the ASMParser. The MIPS backend
relies on the ASMParser to initialize the MipsABIInfo object and to
update the target streamer with it. This should turn the mips buildbots
green.
Reviewers: atanasyan, zoran.jovanovic
Differential Revision: https://reviews.llvm.org/D28025
llvm-svn: 293772
diff --git a/llvm/lib/Target/Mips/MCTargetDesc/MipsTargetStreamer.cpp b/llvm/lib/Target/Mips/MCTargetDesc/MipsTargetStreamer.cpp
index 2ab5aea4..cfe70d8 100644
--- a/llvm/lib/Target/Mips/MCTargetDesc/MipsTargetStreamer.cpp
+++ b/llvm/lib/Target/Mips/MCTargetDesc/MipsTargetStreamer.cpp
@@ -11,6 +11,7 @@
//
//===----------------------------------------------------------------------===//
+#include "MCTargetDesc/MipsABIInfo.h"
#include "MipsTargetStreamer.h"
#include "InstPrinter/MipsInstPrinter.h"
#include "MipsELFStreamer.h"
@@ -685,6 +686,17 @@
// issues as well.
unsigned EFlags = MCA.getELFHeaderEFlags();
+ // FIXME: Fix a dependency issue by instantiating the ABI object to some
+ // default based off the triple. The triple doesn't describe the target
+ // fully, but any external user of the API that uses the MCTargetStreamer
+ // would otherwise crash on assertion failure.
+
+ ABI = MipsABIInfo(
+ STI.getTargetTriple().getArch() == Triple::ArchType::mipsel ||
+ STI.getTargetTriple().getArch() == Triple::ArchType::mips
+ ? MipsABIInfo::O32()
+ : MipsABIInfo::N64());
+
// Architecture
if (Features[Mips::FeatureMips64r6])
EFlags |= ELF::EF_MIPS_ARCH_64R6;