supercop.ts

cross-compiled javascript implementation of ed25519 based on supercop-ref10
git clone git://git.finwo.net/lib/supercop.ts
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Makefile (1217B)

      1 ARCH=wasm32
      2 TARGET=${ARCH}
      3 CC:=$(shell command -v clang clang-10 clang-8; true)
      4 LC:=$(shell command -v llc llc-10 llc-8; true)
      5 LD:=$(shell command -v wasm-ld wasm-ld-10; true)
      6 
      7 LIBS:=
      8 SRC:=
      9 
     10 SRC+=src/supercop.c
     11 
     12 CFLAGS?=-Wall -O2 -D__WORDSIZE=32
     13 LDFLAGS?=
     14 
     15 INCLUDES:=
     16 INCLUDES+=-I src
     17 
     18 include lib/.dep/config.mk
     19 
     20 SRC:=$(filter-out lib/orlp/ed25519/src/seed.c, $(SRC))
     21 OBJ:=$(SRC:.c=.o)
     22 LLO:=$(SRC:.c=.ll)
     23 
     24 CFLAGS+=$(INCLUDES)
     25 
     26 default: src/supercop.wasm.ts
     27 
     28 .PHONY: clean
     29 clean:
     30 	rm -rf $(OBJ)
     31 	rm -rf $(LLO)
     32 
     33 %.o: %.c
     34 	${CC} ${CFLAGS} \
     35 		--target=${TARGET} \
     36 		-emit-llvm \
     37 		-fvisibility=hidden \
     38 		-c \
     39 		-S \
     40 		-Os \
     41 		-o $(@:.o=.ll) \
     42 		$(@:.o=.c) || exit 1
     43 	$(LC) \
     44 		-march=${ARCH} \
     45 		-filetype=obj \
     46 		-O3 \
     47 		-o $@ \
     48 		$(@:.o=.ll) || exit 1
     49 
     50 supercop.wasm: $(OBJ)
     51 	echo $(SRC)
     52 	${LD} ${LDFLAGS} \
     53 		--no-entry \
     54 		--import-memory \
     55 		--export-dynamic \
     56 		--strip-all \
     57 		-o $@ \
     58 		$(OBJ) || exit 1
     59 
     60 src/supercop.wasm.ts: supercop.wasm
     61 	printf "// Built on "                          >  $@
     62 	LC_TIME=en_US date                             >> $@
     63 	printf "export const binary = Buffer.from('"   >> $@
     64 	base64 < supercop.wasm | tr -d \\n | tr -d \\r >> $@
     65 	printf "', 'base64');"                         >> $@