Remove emscripten support

Author: kulp

Makefile

@@ -31,7 +31,7 @@ common_OBJECTS = common.o param.o $(patsubst %.c,%.o,$(notdir $(wildcard $(OS_PA
 shared_OBJECTS = common.o
 tas_OBJECTS    = $(common_OBJECTS) asmif.o asm.o obj.o parser.o lexer.o
 tsim_OBJECTS   = $(common_OBJECTS) simif.o asm.o obj.o plugin.o \
-                 $(DEVOBJS) sim.o emscripten.o
+                 $(DEVOBJS) sim.o
 tld_OBJECTS    = $(common_OBJECTS) obj.o
 
 ifeq ($(USE_OWN_SEARCH),1)

README.md

@@ -6,7 +6,7 @@
 
 **tenyr** is a 32-bit computer architecture and computing environment that
 focuses on simplicity of design and implementation. **tenyr**'s tools run on
-Mac, \*nix, Windows, and node.js via [emscripten]. **tenyr**'s highly portable
+Mac, \*nix, and Windows on multiple architectures. **tenyr**'s highly portable
 Verilog hardware definition has been demonstrated on a Lattice ECP5 FPGA with
 the [ULX3S] development board, and on a Xilinx Spartan6 FPGA with the [Nexys3]
 development board.
@@ -29,6 +29,5 @@ development board.
 
 **tenyr**'s documentation is [a wiki](https://github.com/kulp/tenyr/wiki), and it keeps a [changelog](Changelog.md) from v0.9.4 onward.
 
-[emscripten]: https://github.com/emscripten-core/emscripten
 [ULX3S]: https://ulx3s.github.io
 [Nexys3]: https://reference.digilentinc.com/programmable-logic/nexys-3/

mk/common.mk

@@ -34,8 +34,6 @@ endif
 ARCH := $(shell uname -m)
 ifeq ($(PLATFORM),mingw)
  OS := Win32
-else ifeq ($(PLATFORM),emscripten)
- OS := emscripten
 else
  OS := $(shell uname -s)
 endif

mk/misc.mk

@@ -148,7 +148,6 @@ check_args_specific_tsim: check_args_specific_%: %$(EXE_SUFFIX) check_args_speci
 	$($*) -d -ftext - < /dev/null 2>&1 | $(GREP) "executed: 1"  && $(MAKESTEP) "    ... stdin accepted for input ok"
 	[[ "`$($*) -ftext -vv - <<<-1 2>&1 | wc -c`" < 67 ]]        && $(MAKESTEP) "    ... debug output is 66 columns or shorter"
 	$($*) -@ $(TOP)/test/misc/long.rcp $(TOP)/test/misc/obj/empty.to 2>&1 | $(GREP) "handling"    && $(MAKESTEP) "    ... plugins cap ok"
-	$(if $(findstring emscripten,$(PLATFORM)),,(! $($*) -remscript - &> /dev/null )  && $(MAKESTEP) "    ... emscripten recipe rejected ok")
 
 check_args_specific_tsim_plugins: $(TOP)/test/misc/deref.texe
 check_args_specific_tsim_plugins: tsim$(EXE_SUFFIX)

mk/os/rules/emscripten.mk

@@ -1,4 +1,4 @@
-// Fake lsearch for emscripten support since emscripten doesn't have one
+// Provides lsearch for platforms that lack one.
 #include <stddef.h>
 #include <stdlib.h>
 #include <string.h>

mk/os/vars/emscripten.mk

@@ -24,7 +24,6 @@
 int recipe_emscript(struct sim_state *s); // linked in externally
 
 #define RECIPES(_) \
-    _(emscript  , "change behaviour to use an event loop for emscripten") \
     _(jit       , "use a JIT compiler (usually faster, but no -v supported)") \
     _(plugin    , "load plugins specified through param mechanism") \
     _(prealloc  , "preallocate memory (higher memory footprint, maybe faster)") \