Remove the C backend.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@153307 91177308-0d34-0410-b5e6-96231b3b80d8

2 files changed, 4 insertions, 49 deletions

diff --git a/projects/sample/autoconf/configure.ac b/projects/sample/autoconf/configure.ac
index 25d678af51..d52574fe15 100644
--- a/projects/sample/autoconf/configure.ac
+++ b/projects/sample/autoconf/configure.ac
@@ -554,7 +554,7 @@ if test "$enableval" = host-only ; then
   enableval=host
 fi
 case "$enableval" in
-  all) TARGETS_TO_BUILD="X86 Sparc PowerPC ARM Mips CellSPU XCore MSP430 Hexagon CBackend CppBackend MBlaze PTX" ;;
+  all) TARGETS_TO_BUILD="X86 Sparc PowerPC ARM Mips CellSPU XCore MSP430 Hexagon CppBackend MBlaze PTX" ;;
   *)for a_target in `echo $enableval|sed -e 's/,/ /g' ` ; do
       case "$a_target" in
         x86)      TARGETS_TO_BUILD="X86 $TARGETS_TO_BUILD" ;;
@@ -567,7 +567,6 @@ case "$enableval" in
         xcore)    TARGETS_TO_BUILD="XCore $TARGETS_TO_BUILD" ;;
         msp430)   TARGETS_TO_BUILD="MSP430 $TARGETS_TO_BUILD" ;;
         hexagon)  TARGETS_TO_BUILD="Hexagon $TARGETS_TO_BUILD" ;;
-        cbe)      TARGETS_TO_BUILD="CBackend $TARGETS_TO_BUILD" ;;
         cpp)      TARGETS_TO_BUILD="CppBackend $TARGETS_TO_BUILD" ;;
         mblaze)   TARGETS_TO_BUILD="MBlaze $TARGETS_TO_BUILD" ;;
         ptx)      TARGETS_TO_BUILD="PTX $TARGETS_TO_BUILD" ;;
@@ -644,21 +643,6 @@ AC_SUBST(LLVM_ENUM_ASM_PRINTERS)
 AC_SUBST(LLVM_ENUM_ASM_PARSERS)
 AC_SUBST(LLVM_ENUM_DISASSEMBLERS)
 
-dnl Prevent the CBackend from using printf("%a") for floating point so older
-dnl C compilers that cannot deal with the 0x0p+0 hex floating point format
-dnl can still compile the CBE's output
-AC_ARG_ENABLE([cbe-printf-a],AS_HELP_STRING([--enable-cbe-printf-a],
-  [Enable C Backend output with hex floating point via %a  (default is YES)]),,
-  enableval=default)
-case "$enableval" in
-  yes) AC_SUBST(ENABLE_CBE_PRINTF_A,[1]) ;;
-  no)  AC_SUBST(ENABLE_CBE_PRINTF_A,[0]) ;;
-  default)  AC_SUBST(ENABLE_CBE_PRINTF_A,[1]) ;;
-  *) AC_MSG_ERROR([Invalid setting for --enable-cbe-printf-a. Use "yes" or "no"]) ;;
-esac
-AC_DEFINE_UNQUOTED([ENABLE_CBE_PRINTF_A],$ENABLE_CBE_PRINTF_A,
-                   [Define if CBE is enabled for printf %a output])
-
 dnl Override the option to use for optimized builds.
 AC_ARG_WITH(optimize-option,
   AS_HELP_STRING([--with-optimize-option],
diff --git a/projects/sample/configure b/projects/sample/configure
index db45550ce7..a362e63b26 100755
--- a/projects/sample/configure
+++ b/projects/sample/configure
@@ -704,7 +704,6 @@ LLVM_ENUM_TARGETS
 LLVM_ENUM_ASM_PRINTERS
 LLVM_ENUM_ASM_PARSERS
 LLVM_ENUM_DISASSEMBLERS
-ENABLE_CBE_PRINTF_A
 OPTIMIZE_OPTION
 EXTRA_OPTIONS
 EXTRA_LD_OPTIONS
@@ -1402,8 +1401,6 @@ Optional Features:
                           target1,target2,... Valid targets are: host, x86,
                           x86_64, sparc, powerpc, arm, mips, spu, hexagon,
                           xcore, msp430, ptx, cbe, and cpp (default=all)
-  --enable-cbe-printf-a   Enable C Backend output with hex floating point via
-                          %a (default is YES)
   --enable-bindings       Build specific language bindings:
                           all,auto,none,{binding-name} (default=auto)
   --enable-libffi         Check for the presence of libffi (default is NO)
@@ -5229,7 +5226,7 @@ if test "$enableval" = host-only ; then
   enableval=host
 fi
 case "$enableval" in
-  all) TARGETS_TO_BUILD="X86 Sparc PowerPC ARM Mips CellSPU XCore MSP430 Hexagon CBackend CppBackend MBlaze PTX" ;;
+  all) TARGETS_TO_BUILD="X86 Sparc PowerPC ARM Mips CellSPU XCore MSP430 Hexagon CppBackend MBlaze PTX" ;;
   *)for a_target in `echo $enableval|sed -e 's/,/ /g' ` ; do
       case "$a_target" in
         x86)      TARGETS_TO_BUILD="X86 $TARGETS_TO_BUILD" ;;
@@ -5242,7 +5239,6 @@ case "$enableval" in
         xcore)    TARGETS_TO_BUILD="XCore $TARGETS_TO_BUILD" ;;
         msp430)   TARGETS_TO_BUILD="MSP430 $TARGETS_TO_BUILD" ;;
         hexagon)  TARGETS_TO_BUILD="Hexagon $TARGETS_TO_BUILD" ;;
-        cbe)      TARGETS_TO_BUILD="CBackend $TARGETS_TO_BUILD" ;;
         cpp)      TARGETS_TO_BUILD="CppBackend $TARGETS_TO_BUILD" ;;
         mblaze)   TARGETS_TO_BUILD="MBlaze $TARGETS_TO_BUILD" ;;
         ptx)      TARGETS_TO_BUILD="PTX $TARGETS_TO_BUILD" ;;
@@ -5342,30 +5338,6 @@ done
 
 
 
-# Check whether --enable-cbe-printf-a was given.
-if test "${enable_cbe_printf_a+set}" = set; then
-  enableval=$enable_cbe_printf_a;
-else
-  enableval=default
-fi
-
-case "$enableval" in
-  yes) ENABLE_CBE_PRINTF_A=1
- ;;
-  no)  ENABLE_CBE_PRINTF_A=0
- ;;
-  default)  ENABLE_CBE_PRINTF_A=1
- ;;
-  *) { { echo "$as_me:$LINENO: error: Invalid setting for --enable-cbe-printf-a. Use \"yes\" or \"no\"" >&5
-echo "$as_me: error: Invalid setting for --enable-cbe-printf-a. Use \"yes\" or \"no\"" >&2;}
-   { (exit 1); exit 1; }; } ;;
-esac
-
-cat >>confdefs.h <<_ACEOF
-#define ENABLE_CBE_PRINTF_A $ENABLE_CBE_PRINTF_A
-_ACEOF
-
-
 
 # Check whether --with-optimize-option was given.
 if test "${with_optimize_option+set}" = set; then
@@ -10297,7 +10269,7 @@ else
   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
   lt_status=$lt_dlunknown
   cat > conftest.$ac_ext <<EOF
-#line 10300 "configure"
+#line 10272 "configure"
 #include "confdefs.h"
 
 #if HAVE_DLFCN_H
@@ -21692,7 +21664,6 @@ LLVM_ENUM_TARGETS!$LLVM_ENUM_TARGETS$ac_delim
 LLVM_ENUM_ASM_PRINTERS!$LLVM_ENUM_ASM_PRINTERS$ac_delim
 LLVM_ENUM_ASM_PARSERS!$LLVM_ENUM_ASM_PARSERS$ac_delim
 LLVM_ENUM_DISASSEMBLERS!$LLVM_ENUM_DISASSEMBLERS$ac_delim
-ENABLE_CBE_PRINTF_A!$ENABLE_CBE_PRINTF_A$ac_delim
 OPTIMIZE_OPTION!$OPTIMIZE_OPTION$ac_delim
 EXTRA_OPTIONS!$EXTRA_OPTIONS$ac_delim
 EXTRA_LD_OPTIONS!$EXTRA_LD_OPTIONS$ac_delim
@@ -21776,7 +21747,7 @@ LIBOBJS!$LIBOBJS$ac_delim
 LTLIBOBJS!$LTLIBOBJS$ac_delim
 _ACEOF
 
-  if test `sed -n "s/.*$ac_delim\$/X/p" conf$$subs.sed | grep -c X` = 89; then
+  if test `sed -n "s/.*$ac_delim\$/X/p" conf$$subs.sed | grep -c X` = 88; then
     break
   elif $ac_last_try; then
     { { echo "$as_me:$LINENO: error: could not make $CONFIG_STATUS" >&5