scc

commit 764002620c1a71cbeb96adb491aaf024888bc0c9
parent a1184978d322ef887ac233416df8fcbbbaa3cd8e
Author: Roberto E. Vargas Caballero <k0ga@shike2.com>
Date:   Wed, 18 Sep 2019 06:35:54 +0200

[ld] Add basic skeleton for powerpc

This skeleton helps to build poerpc but it acutally does
nothing.

Diffstat:
M
src/cmd/as/Makefile
 | 
11
+++++++----
M
src/cmd/as/deps.mk
 | 
8
++++++++
A
src/cmd/as/target/powerpc.mk
 | 
10
++++++++++
A
src/cmd/as/target/powerpc/ins.c
 | 
14
++++++++++++++
A
src/cmd/as/target/powerpc/powerpc.c
 | 
15
+++++++++++++++
A
src/cmd/as/target/powerpc/powerpc.dat
 | 
0

A
src/cmd/as/target/powerpc/proc.h
 | 
0

A
src/cmd/as/target/powerpc/rules.dat
 | 
0

8 files changed, 54 insertions(+), 4 deletions(-)
diff --git a/src/cmd/as/Makefile b/src/cmd/as/Makefile
@@ -11,10 +11,12 @@ OBJS = main.o \
        parser.o \
        expr.o \
 
-TARGET = $(LIBEXEC)/as-amd64 \
-         $(LIBEXEC)/as-i386 \
-         $(LIBEXEC)/as-i286 \
-         $(LIBEXEC)/as-z80 \
+TARGET =\
+	$(LIBEXEC)/as-powerpc\
+	$(LIBEXEC)/as-amd64\
+	$(LIBEXEC)/as-i386\
+	$(LIBEXEC)/as-i286\
+	$(LIBEXEC)/as-z80 \
 
 all: $(TARGET)
 
@@ -25,6 +27,7 @@ dep: inc-dep
 clean:
 	rm -f target/*/*.o target/*/*tbl.c
 
+include target/powerpc.mk
 include target/amd64.mk
 include target/i386.mk
 include target/i286.mk
diff --git a/src/cmd/as/deps.mk b/src/cmd/as/deps.mk
@@ -11,6 +11,14 @@
 ./parser.o: ./as.h
 ./symbol.o: $(INCDIR)/scc/scc/scc.h
 ./symbol.o: ./as.h
+./target/powerpc/ins.o: $(INCDIR)/scc/scc/scc.h
+./target/powerpc/ins.o: ./target/powerpc/../../as.h
+./target/powerpc/powerpc.o: $(INCDIR)/scc/scc/scc.h
+./target/powerpc/powerpc.o: ./target/powerpc/../../as.h
+./target/powerpc/powerpc.o: ./target/powerpc/proc.h
+./target/powerpc/powerpctbl.o: $(INCDIR)/scc/scc/scc.h
+./target/powerpc/powerpctbl.o: ./target/powerpc/../../as.h
+./target/powerpc/powerpctbl.o: ./target/powerpc/../powerpc/proc.h
 ./target/x80/ins.o: $(INCDIR)/scc/scc/scc.h
 ./target/x80/ins.o: ./target/x80/../../as.h
 ./target/x80/ins.o: ./target/x80/proc.h
diff --git a/src/cmd/as/target/powerpc.mk b/src/cmd/as/target/powerpc.mk
@@ -0,0 +1,10 @@
+POWERPC_OBJ = $(OBJS) \
+           target/powerpc/powerpctbl.o \
+           target/powerpc/powerpc.o \
+           target/powerpc/ins.o \
+
+target/powerpc/powerpctbl.c: target/powerpc/powerpc.dat target/powerpc/rules.dat
+	./mktbl -f powerpc -c powerpc
+
+$(LIBEXEC)/as-powerpc: $(POWERPC_OBJ)
+	$(CC) $(SCC_LDFLAGS) $(POWERPC_OBJ) -lscc -o $@
diff --git a/src/cmd/as/target/powerpc/ins.c b/src/cmd/as/target/powerpc/ins.c
@@ -0,0 +1,14 @@
+#include <scc/scc.h>
+
+#include "../../as.h"
+
+int
+match(Op *op, Node **args)
+{
+	return 0;
+}
+
+Node *
+moperand(void)
+{
+}
diff --git a/src/cmd/as/target/powerpc/powerpc.c b/src/cmd/as/target/powerpc/powerpc.c
@@ -0,0 +1,15 @@
+#include <stdlib.h>
+
+#include <scc/scc.h>
+
+#include "../../as.h"
+
+TUINT maxaddr = 0xFFFF;
+int endian = LITTLE_ENDIAN;
+int left2right = 0;
+#include "proc.h"
+
+void
+iarch(void)
+{
+}
diff --git a/src/cmd/as/target/powerpc/powerpc.dat b/src/cmd/as/target/powerpc/powerpc.dat
diff --git a/src/cmd/as/target/powerpc/proc.h b/src/cmd/as/target/powerpc/proc.h
diff --git a/src/cmd/as/target/powerpc/rules.dat b/src/cmd/as/target/powerpc/rules.dat