[PATCH] D14121: Thumb state not being passed through to LLVM triple when using clang -cc1as
Alexandros Lamprineas via cfe-commits
cfe-commits at lists.llvm.org
Tue Oct 27 09:22:03 PDT 2015
labrinea updated this revision to Diff 38552.
http://reviews.llvm.org/D14121
Files:
lib/Driver/ToolChain.cpp
test/Driver/arm-ias-Wa.s
Index: test/Driver/arm-ias-Wa.s
===================================================================
--- test/Driver/arm-ias-Wa.s
+++ test/Driver/arm-ias-Wa.s
@@ -62,3 +62,17 @@
// RUN: | FileCheck --check-prefix=CHECK-DUP-HDIV %s
// CHECK-DUP-HDIV: "-target-feature" "-hwdiv-arm"
// CHECK-DUP-HDIV: "-target-feature" "+hwdiv"
+
+// ========================================================== Triple
+// RUN: %clang -target armv7a-none-eabi -c %s -### 2>&1 \
+// RUN: | FileCheck -check-prefix=CHECK-A-PROFILE %s
+// CHECK-A-PROFILE: "-triple" "armv7-none--eabi"
+
+// RUN: %clang -target armv7r-none-eabi -c %s -### 2>&1 \
+// RUN: | FileCheck -check-prefix=CHECK-R-PROFILE %s
+// CHECK-R-PROFILE: "-triple" "armv7r-none--eabi"
+
+// RUN: %clang -target thumbv7m-none-eabi -c %s -### 2>&1 \
+// RUN: | FileCheck -check-prefix=CHECK-M-PROFILE %s
+// CHECK-M-PROFILE: "-triple" "thumbv7m-none--eabi"
+
Index: lib/Driver/ToolChain.cpp
===================================================================
--- lib/Driver/ToolChain.cpp
+++ lib/Driver/ToolChain.cpp
@@ -23,10 +23,12 @@
#include "llvm/Support/ErrorHandling.h"
#include "llvm/Support/FileSystem.h"
#include "llvm/Support/TargetRegistry.h"
+#include "llvm/Support/TargetParser.h"
using namespace clang::driver;
using namespace clang::driver::tools;
using namespace clang;
+using namespace llvm;
using namespace llvm::opt;
static llvm::opt::Arg *GetRTTIArgument(const ArgList &Args) {
@@ -478,9 +480,10 @@
else
ArchName = "arm";
- // Assembly files should start in ARM mode.
- if (InputType != types::TY_PP_Asm &&
- Args.hasFlag(options::OPT_mthumb, options::OPT_mno_thumb, ThumbDefault))
+ // Assembly files should start in ARM mode, unless arch is M-profile.
+ if ((ARM::parseArchProfile(Suffix) == ARM::PK_M) ||
+ (InputType != types::TY_PP_Asm &&
+ Args.hasFlag(options::OPT_mthumb, options::OPT_mno_thumb, ThumbDefault)))
{
if (IsBigEndian)
ArchName = "thumbeb";
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