Remove rustboot from the repository.

Author: graydon

Diff for: configure

@@ -176,7 +176,6 @@ fi
 step_msg "making directories"
 for i in \
     doc \
-    boot/fe boot/me boot/be boot/driver boot/util \
     rt rt/isaac rt/bigint rt/sync rt/test \
     rustllvm \
     dl stage0 stage1 stage2 stage3 \
@@ -203,11 +202,6 @@ probe CFG_CLANG            clang++
 probe CFG_GCC              gcc
 probe CFG_LLVM_CONFIG      llvm-config
 probe CFG_VALGRIND         valgrind
-probe CFG_OCAMLC           ocamlc
-probe CFG_OCAMLOPT         ocamlopt
-probe CFG_OCAMLC_OPT       ocamlc.opt
-probe CFG_OCAMLOPT_OPT     ocamlopt.opt
-probe CFG_FLEXLINK         flexlink
 probe CFG_MAKEINFO         makeinfo
 probe CFG_TEXI2PDF         texi2pdf
 probe CFG_TEX              tex

Diff for: mk/boot.mk

@@ -17,7 +17,6 @@ clean:
 	@$(call E, cleaning)
 	$(Q)rm -f $(RUNTIME_OBJS) $(RUNTIME_DEF)
 	$(Q)rm -f $(RUSTLLVM_LIB_OBJS) $(RUSTLLVM_OBJS_OBJS) $(RUSTLLVM_DEF)
-	$(Q)rm -f $(BOOT_CMOS) $(BOOT_CMIS) $(BOOT_CMXS) $(BOOT_OBJS)
 	$(Q)rm -f $(ML_DEPFILES) $(C_DEPFILES) $(CRATE_DEPFILES)
 	$(Q)rm -f $(ML_DEPFILES:%.d=%.d.tmp)
 	$(Q)rm -f $(C_DEPFILES:%.d=%.d.tmp)

Diff for: mk/clean.mk

@@ -87,9 +87,6 @@ ifdef CFG_WINDOWSY
   CFG_PATH_MUNGE := $(strip perl -i.bak -p             \
                            -e 's@\\(\S)@/\1@go;'       \
                            -e 's@^/([a-zA-Z])/@\1:/@o;')
-  ifdef CFG_FLEXLINK
-    CFG_BOOT_NATIVE := 1
-  endif
   CFG_GCCISH_CFLAGS += -march=i686 -O2
   CFG_GCCISH_LINK_FLAGS += -shared -fPIC
   CFG_DEF_SUFFIX := .def
@@ -106,8 +103,6 @@ ifdef CFG_UNIXY
       $(CFG_LDENV)=$(call CFG_TESTLIB,$(1)):$(CFG_LDPATH) \
       $(CFG_VALGRIND) $(1)
 
-  CFG_BOOT_NATIVE := 1
-
   ifdef MINGW_CROSS
     CFG_EXE_SUFFIX := .exe
     CFG_LIB_NAME=$(1).dll
@@ -118,7 +113,6 @@ ifdef CFG_UNIXY
 
     CFG_INFO := $(info cfg: mingw-cross)
     CFG_GCCISH_CROSS := i586-mingw32msvc-
-    CFG_BOOT_FLAGS += -t win32-x86-pe
     ifdef CFG_VALGRIND
       CFG_VALGRIND += wine
     endif

Diff for: mk/platform.mk

@@ -2,16 +2,7 @@ This is preliminary version of the Rust compiler(s).
 
 Source layout:
 
-boot/              The bootstrap compiler
-boot/README        - More-detailed guide to it.
-boot/fe            - Front end (lexer, parser, AST)
-boot/me            - Middle end (resolve, check, layout, trans)
-boot/be            - Back end (IL, RA, insns, asm, objfiles)
-boot/util          - Ubiquitous helpers
-boot/driver        - Compiler driver
-
-comp/              The self-hosted compiler ("rustc": incomplete)
-comp/*             - Similar structure as in boot/
+comp/              The self-hosted compiler
 
 rt/                The runtime system
 rt/rust_*.cpp      - The majority of the runtime services