Remove the SystemZ backend.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@142878 91177308-0d34-0410-b5e6-96231b3b80d8

CMakeLists.txt

@@ -76,7 +76,6 @@ set(LLVM_ALL_TARGETS
   PowerPC
   PTX
   Sparc
-  SystemZ
   X86
   XCore
   )

autoconf/configure.ac

@@ -357,7 +357,6 @@ AC_CACHE_CHECK([target architecture],[llvm_cv_target_arch],
   mips-*)                 llvm_cv_target_arch="Mips" ;;
   xcore-*)                llvm_cv_target_arch="XCore" ;;
   msp430-*)               llvm_cv_target_arch="MSP430" ;;
-  s390x-*)                llvm_cv_target_arch="SystemZ" ;;
   bfin-*)                 llvm_cv_target_arch="Blackfin" ;;
   mblaze-*)               llvm_cv_target_arch="MBlaze" ;;
   ptx-*)                  llvm_cv_target_arch="PTX" ;;
@@ -494,7 +493,6 @@ else
     Mips)        AC_SUBST(TARGET_HAS_JIT,1) ;;
     XCore)       AC_SUBST(TARGET_HAS_JIT,0) ;;
     MSP430)      AC_SUBST(TARGET_HAS_JIT,0) ;;
-    SystemZ)     AC_SUBST(TARGET_HAS_JIT,0) ;;
     Blackfin)    AC_SUBST(TARGET_HAS_JIT,0) ;;
     MBlaze)      AC_SUBST(TARGET_HAS_JIT,0) ;;
     PTX)         AC_SUBST(TARGET_HAS_JIT,0) ;;
@@ -608,13 +606,13 @@ TARGETS_TO_BUILD=""
 AC_ARG_ENABLE([targets],AS_HELP_STRING([--enable-targets],
     [Build specific host targets: all or target1,target2,... Valid targets are:
      host, x86, x86_64, sparc, powerpc, alpha, arm, mips, spu,
-     xcore, msp430, systemz, blackfin, ptx, cbe, and cpp (default=all)]),,
+     xcore, msp430, blackfin, ptx, cbe, and cpp (default=all)]),,
     enableval=all)
 if test "$enableval" = host-only ; then
   enableval=host
 fi
 case "$enableval" in
-  all) TARGETS_TO_BUILD="X86 Sparc PowerPC Alpha ARM Mips CellSPU XCore MSP430 SystemZ Blackfin CBackend CppBackend MBlaze PTX" ;;
+  all) TARGETS_TO_BUILD="X86 Sparc PowerPC Alpha ARM Mips CellSPU XCore MSP430 Blackfin CBackend CppBackend MBlaze PTX" ;;
   *)for a_target in `echo $enableval|sed -e 's/,/ /g' ` ; do
       case "$a_target" in
         x86)      TARGETS_TO_BUILD="X86 $TARGETS_TO_BUILD" ;;
@@ -627,7 +625,6 @@ case "$enableval" in
         spu)      TARGETS_TO_BUILD="CellSPU $TARGETS_TO_BUILD" ;;
         xcore)    TARGETS_TO_BUILD="XCore $TARGETS_TO_BUILD" ;;
         msp430)   TARGETS_TO_BUILD="MSP430 $TARGETS_TO_BUILD" ;;
-        systemz)  TARGETS_TO_BUILD="SystemZ $TARGETS_TO_BUILD" ;;
         blackfin) TARGETS_TO_BUILD="Blackfin $TARGETS_TO_BUILD" ;;
         cbe)      TARGETS_TO_BUILD="CBackend $TARGETS_TO_BUILD" ;;
         cpp)      TARGETS_TO_BUILD="CppBackend $TARGETS_TO_BUILD" ;;
@@ -645,7 +642,6 @@ case "$enableval" in
             CellSPU|SPU) TARGETS_TO_BUILD="CellSPU $TARGETS_TO_BUILD" ;;
             XCore)       TARGETS_TO_BUILD="XCore $TARGETS_TO_BUILD" ;;
             MSP430)      TARGETS_TO_BUILD="MSP430 $TARGETS_TO_BUILD" ;;
-            s390x)       TARGETS_TO_BUILD="SystemZ $TARGETS_TO_BUILD" ;;
             Blackfin)    TARGETS_TO_BUILD="Blackfin $TARGETS_TO_BUILD" ;;
             PTX)         TARGETS_TO_BUILD="PTX $TARGETS_TO_BUILD" ;;
             *)       AC_MSG_ERROR([Can not set target to build]) ;;

configure

@@ -1416,7 +1416,7 @@ Optional Features:
   --enable-targets        Build specific host targets: all or
                           target1,target2,... Valid targets are: host, x86,
                           x86_64, sparc, powerpc, alpha, arm, mips, spu,
-                          xcore, msp430, systemz, blackfin, ptx, cbe, and cpp
+                          xcore, msp430, blackfin, ptx, cbe, and cpp
                           (default=all)
   --enable-cbe-printf-a   Enable C Backend output with hex floating point via
                           %a (default is YES)
@@ -3880,7 +3880,6 @@ else
   mips-*)                 llvm_cv_target_arch="Mips" ;;
   xcore-*)                llvm_cv_target_arch="XCore" ;;
   msp430-*)               llvm_cv_target_arch="MSP430" ;;
-  s390x-*)                llvm_cv_target_arch="SystemZ" ;;
   bfin-*)                 llvm_cv_target_arch="Blackfin" ;;
   mblaze-*)               llvm_cv_target_arch="MBlaze" ;;
   ptx-*)                  llvm_cv_target_arch="PTX" ;;
@@ -5084,8 +5083,6 @@ else
     XCore)       TARGET_HAS_JIT=0
  ;;
     MSP430)      TARGET_HAS_JIT=0
- ;;
-    SystemZ)     TARGET_HAS_JIT=0
  ;;
     Blackfin)    TARGET_HAS_JIT=0
  ;;
@@ -5277,7 +5274,7 @@ if test "$enableval" = host-only ; then
   enableval=host
 fi
 case "$enableval" in
-  all) TARGETS_TO_BUILD="X86 Sparc PowerPC Alpha ARM Mips CellSPU XCore MSP430 SystemZ Blackfin CBackend CppBackend MBlaze PTX" ;;
+  all) TARGETS_TO_BUILD="X86 Sparc PowerPC Alpha ARM Mips CellSPU XCore MSP430 Blackfin CBackend CppBackend MBlaze PTX" ;;
   *)for a_target in `echo $enableval|sed -e 's/,/ /g' ` ; do
       case "$a_target" in
         x86)      TARGETS_TO_BUILD="X86 $TARGETS_TO_BUILD" ;;
@@ -5290,7 +5287,6 @@ case "$enableval" in
         spu)      TARGETS_TO_BUILD="CellSPU $TARGETS_TO_BUILD" ;;
         xcore)    TARGETS_TO_BUILD="XCore $TARGETS_TO_BUILD" ;;
         msp430)   TARGETS_TO_BUILD="MSP430 $TARGETS_TO_BUILD" ;;
-        systemz)  TARGETS_TO_BUILD="SystemZ $TARGETS_TO_BUILD" ;;
         blackfin) TARGETS_TO_BUILD="Blackfin $TARGETS_TO_BUILD" ;;
         cbe)      TARGETS_TO_BUILD="CBackend $TARGETS_TO_BUILD" ;;
         cpp)      TARGETS_TO_BUILD="CppBackend $TARGETS_TO_BUILD" ;;
@@ -5308,7 +5304,6 @@ case "$enableval" in
             CellSPU|SPU) TARGETS_TO_BUILD="CellSPU $TARGETS_TO_BUILD" ;;
             XCore)       TARGETS_TO_BUILD="XCore $TARGETS_TO_BUILD" ;;
             MSP430)      TARGETS_TO_BUILD="MSP430 $TARGETS_TO_BUILD" ;;
-            s390x)       TARGETS_TO_BUILD="SystemZ $TARGETS_TO_BUILD" ;;
             Blackfin)    TARGETS_TO_BUILD="Blackfin $TARGETS_TO_BUILD" ;;
             PTX)         TARGETS_TO_BUILD="PTX $TARGETS_TO_BUILD" ;;
             *)       { { echo "$as_me:$LINENO: error: Can not set target to build" >&5

docs/CodeGenerator.html

@@ -2217,7 +2217,6 @@ <h3>
     <th>PTX</th>
     <th>PowerPC</th>
     <th>Sparc</th>
-    <th>SystemZ</th>
     <th>X86</th>
     <th>XCore</th>
   </tr>
@@ -2234,7 +2233,6 @@ <h3>
   <td class="no"></td> <!-- PTX -->
   <td class="yes"></td> <!-- PowerPC -->
   <td class="yes"></td> <!-- Sparc -->
-  <td class="unknown"></td> <!-- SystemZ -->
   <td class="yes"></td> <!-- X86 -->
   <td class="unknown"></td> <!-- XCore -->
 </tr>
@@ -2251,7 +2249,6 @@ <h3>
   <td class="no"></td> <!-- PTX -->
   <td class="no"></td> <!-- PowerPC -->
   <td class="no"></td> <!-- Sparc -->
-  <td class="no"></td> <!-- SystemZ -->
   <td class="yes"></td> <!-- X86 -->
   <td class="no"></td> <!-- XCore -->
 </tr>
@@ -2268,7 +2265,6 @@ <h3>
   <td class="no"></td> <!-- PTX -->
   <td class="no"></td> <!-- PowerPC -->
   <td class="no"></td> <!-- Sparc -->
-  <td class="no"></td> <!-- SystemZ -->
   <td class="yes"></td> <!-- X86 -->
   <td class="no"></td> <!-- XCore -->
 </tr>
@@ -2285,7 +2281,6 @@ <h3>
   <td class="unknown"></td> <!-- PTX -->
   <td class="yes"></td> <!-- PowerPC -->
   <td class="unknown"></td> <!-- Sparc -->
-  <td class="unknown"></td> <!-- SystemZ -->
   <td class="yes"></td> <!-- X86 -->
   <td class="unknown"></td> <!-- XCore -->
 </tr>
@@ -2302,7 +2297,6 @@ <h3>
   <td class="unknown"></td> <!-- PTX -->
   <td class="yes"></td> <!-- PowerPC -->
   <td class="unknown"></td> <!-- Sparc -->
-  <td class="unknown"></td> <!-- SystemZ -->
   <td class="yes"></td> <!-- X86 -->
   <td class="unknown"></td> <!-- XCore -->
 </tr>
@@ -2319,7 +2313,6 @@ <h3>
   <td class="no"></td> <!-- PTX -->
   <td class="no"></td> <!-- PowerPC -->
   <td class="no"></td> <!-- Sparc -->
-  <td class="no"></td> <!-- SystemZ -->
   <td class="yes"></td> <!-- X86 -->
   <td class="no"></td> <!-- XCore -->
 </tr>
@@ -2336,7 +2329,6 @@ <h3>
   <td class="unknown"></td> <!-- PTX -->
   <td class="yes"></td> <!-- PowerPC -->
   <td class="unknown"></td> <!-- Sparc -->
-  <td class="unknown"></td> <!-- SystemZ -->
   <td class="yes"></td> <!-- X86 -->
   <td class="unknown"></td> <!-- XCore -->
 </tr>

docs/ReleaseNotes.html

@@ -759,7 +759,7 @@ <h3>
 href="http://lists.cs.uiuc.edu/mailman/listinfo/llvmdev">LLVMdev list</a>.</p>
 
 <ul>
-<li>The Alpha, Blackfin, CellSPU, MicroBlaze, MSP430, MIPS, PTX, SystemZ
+<li>The Alpha, Blackfin, CellSPU, MicroBlaze, MSP430, MIPS, PTX,
     and XCore backends are experimental.</li>
 <li><tt>llc</tt> "<tt>-filetype=obj</tt>" is experimental on all targets
     other than darwin and ELF X86 systems.</li>

include/llvm/ADT/Triple.h

@@ -56,7 +56,6 @@ class Triple {
     ppc64,   // PPC64: powerpc64, ppu
     sparc,   // Sparc: sparc
     sparcv9, // Sparcv9: Sparcv9
-    systemz, // SystemZ: s390x
     tce,     // TCE (http://tce.cs.tut.fi/): tce
     thumb,   // Thumb: thumb, thumbv.*
     x86,     // X86: i[3-9]86

include/llvm/CodeGen/SelectionDAGISel.h

@@ -92,7 +92,7 @@ class SelectionDAGISel : public MachineFunctionPass {
 
   /// IsLegalToFold - Returns true if the specific operand node N of
   /// U can be folded during instruction selection that starts at Root.
-  /// FIXME: This is a static member function because the MSP430/SystemZ/X86
+  /// FIXME: This is a static member function because the MSP430/X86
   /// targets, which uses it during isel.  This could become a proper member.
   static bool IsLegalToFold(SDValue N, SDNode *U, SDNode *Root,
                             CodeGenOpt::Level OptLevel,

lib/Support/Triple.cpp

@@ -31,7 +31,6 @@ const char *Triple::getArchTypeName(ArchType Kind) {
   case ppc:     return "powerpc";
   case sparc:   return "sparc";
   case sparcv9: return "sparcv9";
-  case systemz: return "s390x";
   case tce:     return "tce";
   case thumb:   return "thumb";
   case x86:     return "i386";
@@ -165,8 +164,6 @@ Triple::ArchType Triple::getArchTypeForLLVMName(StringRef Name) {
     return sparc;
   if (Name == "sparcv9")
     return sparcv9;
-  if (Name == "systemz")
-    return systemz;
   if (Name == "tce")
     return tce;
   if (Name == "thumb")
@@ -316,8 +313,6 @@ Triple::ArchType Triple::ParseArch(StringRef ArchName) {
     return sparc;
   else if (ArchName == "sparcv9")
     return sparcv9;
-  else if (ArchName == "s390x")
-    return systemz;
   else if (ArchName == "tce")
     return tce;
   else if (ArchName == "xcore")