r309256 - [PowerPC] Pass CPU to assembler with -no-integrated-as

Nemanja Ivanovic via cfe-commits cfe-commits at lists.llvm.org
Thu Jul 27 01:58:28 PDT 2017


Author: nemanjai
Date: Thu Jul 27 01:58:28 2017
New Revision: 309256

URL: http://llvm.org/viewvc/llvm-project?rev=309256&view=rev
Log:
[PowerPC] Pass CPU to assembler with -no-integrated-as

This just adds the CPU to a list of commands passed to GAS when not using the
integrated assembler.

Differential Revision: https://reviews.llvm.org/D33820

Modified:
    cfe/trunk/lib/Driver/ToolChains/Arch/PPC.cpp
    cfe/trunk/lib/Driver/ToolChains/Arch/PPC.h
    cfe/trunk/lib/Driver/ToolChains/Gnu.cpp
    cfe/trunk/test/Driver/linux-as.c
    cfe/trunk/test/Driver/ppc-features.cpp

Modified: cfe/trunk/lib/Driver/ToolChains/Arch/PPC.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Driver/ToolChains/Arch/PPC.cpp?rev=309256&r1=309255&r2=309256&view=diff
==============================================================================
--- cfe/trunk/lib/Driver/ToolChains/Arch/PPC.cpp (original)
+++ cfe/trunk/lib/Driver/ToolChains/Arch/PPC.cpp Thu Jul 27 01:58:28 2017
@@ -86,6 +86,18 @@ std::string ppc::getPPCTargetCPU(const A
   return "";
 }
 
+const char *ppc::getPPCAsmModeForCPU(StringRef Name) {
+  return llvm::StringSwitch<const char *>(Name)
+        .Case("pwr7", "-mpower7")
+        .Case("power7", "-mpower7")
+        .Case("pwr8", "-mpower8")
+        .Case("power8", "-mpower8")
+        .Case("ppc64le", "-mpower8")
+        .Case("pwr9", "-mpower9")
+        .Case("power9", "-mpower9")
+        .Default("-many");
+}
+
 void ppc::getPPCTargetFeatures(const Driver &D, const llvm::Triple &Triple,
                                const ArgList &Args,
                                std::vector<StringRef> &Features) {

Modified: cfe/trunk/lib/Driver/ToolChains/Arch/PPC.h
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Driver/ToolChains/Arch/PPC.h?rev=309256&r1=309255&r2=309256&view=diff
==============================================================================
--- cfe/trunk/lib/Driver/ToolChains/Arch/PPC.h (original)
+++ cfe/trunk/lib/Driver/ToolChains/Arch/PPC.h Thu Jul 27 01:58:28 2017
@@ -32,6 +32,7 @@ enum class FloatABI {
 FloatABI getPPCFloatABI(const Driver &D, const llvm::opt::ArgList &Args);
 
 std::string getPPCTargetCPU(const llvm::opt::ArgList &Args);
+const char *getPPCAsmModeForCPU(StringRef Name);
 
 void getPPCTargetFeatures(const Driver &D, const llvm::Triple &Triple,
                           const llvm::opt::ArgList &Args,

Modified: cfe/trunk/lib/Driver/ToolChains/Gnu.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Driver/ToolChains/Gnu.cpp?rev=309256&r1=309255&r2=309256&view=diff
==============================================================================
--- cfe/trunk/lib/Driver/ToolChains/Gnu.cpp (original)
+++ cfe/trunk/lib/Driver/ToolChains/Gnu.cpp Thu Jul 27 01:58:28 2017
@@ -11,6 +11,7 @@
 #include "Linux.h"
 #include "Arch/ARM.h"
 #include "Arch/Mips.h"
+#include "Arch/PPC.h"
 #include "Arch/Sparc.h"
 #include "Arch/SystemZ.h"
 #include "CommonArgs.h"
@@ -695,22 +696,28 @@ void tools::gnutools::Assembler::Constru
     else
       CmdArgs.push_back("--64");
     break;
-  case llvm::Triple::ppc:
+  case llvm::Triple::ppc: {
     CmdArgs.push_back("-a32");
     CmdArgs.push_back("-mppc");
-    CmdArgs.push_back("-many");
+    CmdArgs.push_back(
+      ppc::getPPCAsmModeForCPU(getCPUName(Args, getToolChain().getTriple())));
     break;
-  case llvm::Triple::ppc64:
+  }
+  case llvm::Triple::ppc64: {
     CmdArgs.push_back("-a64");
     CmdArgs.push_back("-mppc64");
-    CmdArgs.push_back("-many");
+    CmdArgs.push_back(
+      ppc::getPPCAsmModeForCPU(getCPUName(Args, getToolChain().getTriple())));
     break;
-  case llvm::Triple::ppc64le:
+  }
+  case llvm::Triple::ppc64le: {
     CmdArgs.push_back("-a64");
     CmdArgs.push_back("-mppc64");
-    CmdArgs.push_back("-many");
     CmdArgs.push_back("-mlittle-endian");
+    CmdArgs.push_back(
+      ppc::getPPCAsmModeForCPU(getCPUName(Args, getToolChain().getTriple())));
     break;
+  }
   case llvm::Triple::sparc:
   case llvm::Triple::sparcel: {
     CmdArgs.push_back("-32");

Modified: cfe/trunk/test/Driver/linux-as.c
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/test/Driver/linux-as.c?rev=309256&r1=309255&r2=309256&view=diff
==============================================================================
--- cfe/trunk/test/Driver/linux-as.c (original)
+++ cfe/trunk/test/Driver/linux-as.c Thu Jul 27 01:58:28 2017
@@ -174,3 +174,18 @@
 // RUN:   -no-integrated-as -c %s 2>&1 \
 // RUN:   | FileCheck -check-prefix=CHECK-Z-ARCH-Z196 %s
 // CHECK-Z-ARCH-Z196: as{{.*}} "-march=z196"
+//
+// RUN: %clang -target powerpc64le-linux -### \
+// RUN:   -no-integrated-as -c %s 2>&1 \
+// RUN:   | FileCheck -check-prefix=CHECK-PPC64LE %s
+// CHECK-PPC64LE: as{{.*}} "-mpower8"
+//
+// RUN: %clang -target powerpc64-linux -mcpu=pwr7 -### \
+// RUN:   -no-integrated-as -c %s 2>&1 \
+// RUN:   | FileCheck -check-prefix=CHECK-PPC64 %s
+// CHECK-PPC64: as{{.*}} "-mpower7"
+//
+// RUN: %clang -target powerpc-linux -mcpu=pwr9 -### \
+// RUN:   -no-integrated-as -c %s 2>&1 \
+// RUN:   | FileCheck -check-prefix=CHECK-PPC32 %s
+// CHECK-PPC32: as{{.*}} "-mpower9"

Modified: cfe/trunk/test/Driver/ppc-features.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/test/Driver/ppc-features.cpp?rev=309256&r1=309255&r2=309256&view=diff
==============================================================================
--- cfe/trunk/test/Driver/ppc-features.cpp (original)
+++ cfe/trunk/test/Driver/ppc-features.cpp Thu Jul 27 01:58:28 2017
@@ -171,8 +171,8 @@
 
 // RUN: %clang -target powerpc64le-unknown-linux-gnu %s -### -o %t.o -no-integrated-as 2>&1 | FileCheck -check-prefix=CHECK_LE_AS_ARGS %s
 // CHECK_LE_AS_ARGS: "-mppc64"
-// CHECK_LE_AS_ARGS: "-many"
 // CHECK_LE_AS_ARGS: "-mlittle-endian"
+// CHECK_LE_AS_ARGS: "-mpower8"
 
 // linker features
 // RUN: %clang -target powerpc64-unknown-linux-gnu %s -### -o %t.o 2>&1 | FileCheck -check-prefix=CHECK_BE_LD_ARGS %s




More information about the cfe-commits mailing list