sim: mips: drop old clean workaround

This logic dates back to the original import, and seems to be for
handling systems where `rm -f` (i.e. no files) would error out.
None of that is relevant for us with current automake, so drop it.

diff --git a/sim/configure b/sim/configure
index 6d0cc76..88dc76f 100755 (executable)
--- a/sim/configure
+++ b/sim/configure
@@ -16661,8 +16661,7 @@ fi
 __EOF__
 
 else
-      SIM_MIPS_MULTI_SRC=mips/doesnt-exist.c
-  SIM_MIPS_IGEN_ITABLE_FLAGS='$(SIM_MIPS_SINGLE_FLAGS)'
+    SIM_MIPS_IGEN_ITABLE_FLAGS='$(SIM_MIPS_SINGLE_FLAGS)'
   if test "x$SIM_MIPS_GEN" = x"M16"; then :
   as_fn_append SIM_MIPS_IGEN_ITABLE_FLAGS ' $(SIM_MIPS_M16_FLAGS)'
 fi

diff --git a/sim/mips/acinclude.m4 b/sim/mips/acinclude.m4
index 58b55a2..ebb0eec 100644 (file)
--- a/sim/mips/acinclude.m4
+++ b/sim/mips/acinclude.m4
@@ -319,8 +319,6 @@ __EOF__
 }
 __EOF__
 ], [dnl
-  dnl For clean-extra target.
-  SIM_MIPS_MULTI_SRC=mips/doesnt-exist.c
   SIM_MIPS_IGEN_ITABLE_FLAGS='$(SIM_MIPS_SINGLE_FLAGS)'
   AS_VAR_IF([SIM_MIPS_GEN], ["M16"], [AS_VAR_APPEND([SIM_MIPS_IGEN_ITABLE_FLAGS], [' $(SIM_MIPS_M16_FLAGS)'])])
 ])