sim: ppc: drop configure compiler checks

Now that the ppc script only checks configure options and sets up
variables in the Makefile from those, delete all the compile related
logic to greatly simplify the configure script.

2 files changed, 1 insertions, 1118 deletions

diff --git a/sim/ppc/configure b/sim/ppc/configure
index 90f6343..88f168e 100755
--- a/sim/ppc/configure
+++ b/sim/ppc/configure
@@ -604,28 +604,6 @@ sim_dup
 sim_switch
 sim_opcode
 sim_line_nr
-target_os
-target_vendor
-target_cpu
-target
-host_os
-host_vendor
-host_cpu
-host
-build_os
-build_vendor
-build_cpu
-build
-OBJEXT
-EXEEXT
-ac_ct_CC
-CPPFLAGS
-LDFLAGS
-CFLAGS
-CC
-INSTALL_DATA
-INSTALL_SCRIPT
-INSTALL_PROGRAM
 target_alias
 host_alias
 build_alias
@@ -688,12 +666,7 @@ enable_sim_xor_endian
 '
       ac_precious_vars='build_alias
 host_alias
-target_alias
-CC
-CFLAGS
-LDFLAGS
-LIBS
-CPPFLAGS'
+target_alias'
 
 
 # Initialize some variables set by options.
@@ -1290,11 +1263,6 @@ Fine tuning of the installation directories:
 _ACEOF
 
   cat <<\_ACEOF
-
-System types:
-  --build=BUILD     configure for building on BUILD [guessed]
-  --host=HOST       cross-compile to build programs to run on HOST [BUILD]
-  --target=TARGET   configure for building compilers for TARGET [HOST]
 _ACEOF
 fi
 
@@ -1325,18 +1293,6 @@ Optional Features:
   --enable-sim-timebase			Specify whether the PPC timebase is supported.
   --enable-sim-xor-endian=n		Specify number bytes involved in PowerPC XOR bi-endian mode (default 8).
 
-Some influential environment variables:
-  CC          C compiler command
-  CFLAGS      C compiler flags
-  LDFLAGS     linker flags, e.g. -L<lib dir> if you have libraries in a
-              nonstandard directory <lib dir>
-  LIBS        libraries to pass to the linker, e.g. -l<library>
-  CPPFLAGS    (Objective) C/C++ preprocessor flags, e.g. -I<include dir> if
-              you have headers in a nonstandard directory <include dir>
-
-Use these variables to override the choices made by `configure' or to help
-it to find libraries and programs with nonstandard names/locations.
-
 Report bugs to the package provider.
 _ACEOF
 ac_status=$?
@@ -1413,44 +1369,6 @@ fi
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-  (eval "$ac_compile") 2>conftest.err
-  ac_status=$?
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-} # ac_fn_c_try_compile
 cat >config.log <<_ACEOF
 This file contains any messages produced by compilers while
 running configure, to aid debugging if configure makes a mistake.
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@@ -3787,7 +2682,6 @@ gives unlimited permission to copy, distribute and modify it."
 
 ac_pwd='$ac_pwd'
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@@ -4223,10 +3117,6 @@ ac_abs_srcdir=$ac_abs_top_srcdir$ac_dir_suffix
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   #
 
-  case $INSTALL in
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-  *) ac_INSTALL=$ac_top_build_prefix$INSTALL ;;
-  esac
 _ACEOF
 
 cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
@@ -4280,7 +3170,6 @@ s&@abs_top_srcdir@&$ac_abs_top_srcdir&;t t
 s&@builddir@&$ac_builddir&;t t
 s&@abs_builddir@&$ac_abs_builddir&;t t
 s&@abs_top_builddir@&$ac_abs_top_builddir&;t t
-s&@INSTALL@&$ac_INSTALL&;t t
 $ac_datarootdir_hack
 "
 eval sed \"\$ac_sed_extra\" "$ac_file_inputs" | $AWK -f "$ac_tmp/subs.awk" \
diff --git a/sim/ppc/configure.ac b/sim/ppc/configure.ac
index 6dfc533..a68d972 100644
--- a/sim/ppc/configure.ac
+++ b/sim/ppc/configure.ac
@@ -2,12 +2,6 @@ dnl Process this file with autoconf to produce a configure script.
 AC_INIT(Makefile.in)
 AC_CONFIG_MACRO_DIRS([../.. ../../config])
 
-AC_PROG_INSTALL
-AC_PROG_CC
-
-dnl The sim shouldn't be checking $target and changing behavior.  But it is,
-dnl and until we clean that up, we need to expand --target for use below.
-AC_CANONICAL_SYSTEM
 
 AC_ARG_ENABLE(sim-bitsize,
 [  --enable-sim-bitsize=n		Specify target bitsize (32 or 64).],