[PATCH] handle armeb/thumb/thumbeb consistently in gnutools::Assemble::ConstructJob

[scott douglass]

Is this what you had in mind?

Or did you mean to change all of gnutools::Assemble::ConstructJob() to be a switch(getToolChain().getArch())?  I'm happy to do that, too, as a follow up.


http://reviews.llvm.org/D8196

Files:
  lib/Driver/Tools.cpp
  test/Driver/linux-as.c

Index: lib/Driver/Tools.cpp
===================================================================
--- lib/Driver/Tools.cpp
+++ lib/Driver/Tools.cpp
@@ -7252,16 +7252,23 @@
     CmdArgs.push_back("-Av9a");
     NeedsKPIC = true;
   } else if (getToolChain().getArch() == llvm::Triple::arm ||
-             getToolChain().getArch() == llvm::Triple::armeb) {
-    StringRef MArch = getToolChain().getArchName();
-    if (MArch == "armv7" || MArch == "armv7a" || MArch == "armv7-a")
+             getToolChain().getArch() == llvm::Triple::armeb ||
+             getToolChain().getArch() == llvm::Triple::thumb ||
+             getToolChain().getArch() == llvm::Triple::thumbeb) {
+    const llvm::Triple &Triple = getToolChain().getTriple();
+    switch (Triple.getSubArch()) {
+    case llvm::Triple::ARMSubArch_v7:
       CmdArgs.push_back("-mfpu=neon");
-    if (MArch == "armv8" || MArch == "armv8a" || MArch == "armv8-a" ||
-        MArch == "armebv8" || MArch == "armebv8a" || MArch == "armebv8-a")
+      break;
+    case llvm::Triple::ARMSubArch_v8:
       CmdArgs.push_back("-mfpu=crypto-neon-fp-armv8");
+      break;
+    default:
+      break;
+    }
 
     StringRef ARMFloatABI = tools::arm::getARMFloatABI(
-        getToolChain().getDriver(), Args, getToolChain().getTriple());
+        getToolChain().getDriver(), Args, Triple);
     CmdArgs.push_back(Args.MakeArgString("-mfloat-abi=" + ARMFloatABI));
 
     Args.AddLastArg(CmdArgs, options::OPT_march_EQ);
Index: test/Driver/linux-as.c
===================================================================
--- test/Driver/linux-as.c
+++ test/Driver/linux-as.c
@@ -25,16 +25,61 @@
 // RUN:   | FileCheck -check-prefix=CHECK-ARM-ALL %s
 // CHECK-ARM-ALL: as{{(.exe)?}}" "-mfloat-abi=soft" "-march=armv7-a" "-mcpu=cortex-a8" "-mfpu=neon"
 //
+// RUN: %clang -target arm-linux -mcpu=cortex-a8 -mfpu=neon -march=armebv7-a -### \
+// RUN:   -no-integrated-as -c %s 2>&1 \
+// RUN:   | FileCheck -check-prefix=CHECK-ARMEB-ALL %s
+// CHECK-ARMEB-ALL: as{{(.exe)?}}" "-mfloat-abi=soft" "-march=armebv7-a" "-mcpu=cortex-a8" "-mfpu=neon"
+//
+// RUN: %clang -target thumb-linux -mcpu=cortex-a8 -mfpu=neon -march=thumbv7-a -### \
+// RUN:   -no-integrated-as -c %s 2>&1 \
+// RUN:   | FileCheck -check-prefix=CHECK-THUMB-ALL %s
+// CHECK-THUMB-ALL: as{{(.exe)?}}" "-mfloat-abi=soft" "-march=thumbv7-a" "-mcpu=cortex-a8" "-mfpu=neon"
+//
+// RUN: %clang -target thumb-linux -mcpu=cortex-a8 -mfpu=neon -march=thumbebv7-a -### \
+// RUN:   -no-integrated-as -c %s 2>&1 \
+// RUN:   | FileCheck -check-prefix=CHECK-THUMBEB-ALL %s
+// CHECK-THUMBEB-ALL: as{{(.exe)?}}" "-mfloat-abi=soft" "-march=thumbebv7-a" "-mcpu=cortex-a8" "-mfpu=neon"
+//
 // RUN: %clang -target armv7-linux -mcpu=cortex-a8 -### \
 // RUN:   -no-integrated-as -c %s 2>&1 \
 // RUN:   | FileCheck -check-prefix=CHECK-ARM-TARGET %s
 // CHECK-ARM-TARGET: as{{(.exe)?}}" "-mfpu=neon" "-mfloat-abi=soft" "-mcpu=cortex-a8"
 //
+// RUN: %clang -target armebv7-linux -mcpu=cortex-a8 -### \
+// RUN:   -no-integrated-as -c %s 2>&1 \
+// RUN:   | FileCheck -check-prefix=CHECK-ARMEB-TARGET %s
+// CHECK-ARMEB-TARGET: as{{(.exe)?}}" "-mfpu=neon" "-mfloat-abi=soft" "-mcpu=cortex-a8"
+//
+// RUN: %clang -target thumbv7-linux -mcpu=cortex-a8 -### \
+// RUN:   -no-integrated-as -c %s 2>&1 \
+// RUN:   | FileCheck -check-prefix=CHECK-THUMB-TARGET %s
+// CHECK-THUMB-TARGET: as{{(.exe)?}}" "-mfpu=neon" "-mfloat-abi=soft" "-mcpu=cortex-a8"
+//
+// RUN: %clang -target thumbebv7-linux -mcpu=cortex-a8 -### \
+// RUN:   -no-integrated-as -c %s 2>&1 \
+// RUN:   | FileCheck -check-prefix=CHECK-THUMBEB-TARGET %s
+// CHECK-THUMBEB-TARGET: as{{(.exe)?}}" "-mfpu=neon" "-mfloat-abi=soft" "-mcpu=cortex-a8"
+//
 // RUN: %clang -target armv8-linux -mcpu=cortex-a53 -### \
 // RUN:   -no-integrated-as -c %s 2>&1 \
 // RUN:   | FileCheck -check-prefix=CHECK-ARM-TARGET-V8 %s
 // CHECK-ARM-TARGET-V8: as{{(.exe)?}}" "-mfpu=crypto-neon-fp-armv8" "-mfloat-abi=soft" "-mcpu=cortex-a53"
 //
+// RUN: %clang -target armebv8-linux -mcpu=cortex-a53 -### \
+// RUN:   -no-integrated-as -c %s 2>&1 \
+// RUN:   | FileCheck -check-prefix=CHECK-ARMEB-TARGET-V8 %s
+// CHECK-ARMEB-TARGET-V8: as{{(.exe)?}}" "-mfpu=crypto-neon-fp-armv8" "-mfloat-abi=soft" "-mcpu=cortex-a53"
+//
+// RUN: %clang -target thumbv8-linux -mcpu=cortex-a53 -### \
+// RUN:   -no-integrated-as -c %s 2>&1 \
+// RUN:   | FileCheck -check-prefix=CHECK-THUMB-TARGET-V8 %s
+// CHECK-THUMB-TARGET-V8: as{{(.exe)?}}" "-mfpu=crypto-neon-fp-armv8" "-mfloat-abi=soft" "-mcpu=cortex-a53"
+//
+// RUN: %clang -target thumbebv8-linux -mcpu=cortex-a53 -### \
+// RUN:   -no-integrated-as -c %s 2>&1 \
+// RUN:   | FileCheck -check-prefix=CHECK-THUMBEB-TARGET-V8 %s
+// CHECK-THUMBEB-TARGET-V8: as{{(.exe)?}}" "-mfpu=crypto-neon-fp-armv8" "-mfloat-abi=soft" "-mcpu=cortex-a53"
+//
 // RUN: %clang -target arm-linux -mfloat-abi=hard -### \
 // RUN:   -no-integrated-as -c %s 2>&1 \
 // RUN:   | FileCheck -check-prefix=CHECK-ARM-MFLOAT-ABI %s

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