shithub: scc

Download patch

ref: 1024de144473fe71b7b8bf85954e112a612c42b1
parent: 3c43e88a5a33a27365f381d82af451fa997d682a
author: Roberto E. Vargas Caballero <k0ga@shike2.com>
date: Fri Jun 19 12:57:19 EDT 2020 

libc: Rename ppc32 to ppc

This name is more extended and it creates less problems when
interacting with other toolchains.

diff: cannot open b/include/bits/ppc/arch//null: file does not exist: 'b/include/bits/ppc/arch//null' diff: cannot open b/include/bits/ppc//null: file does not exist: 'b/include/bits/ppc//null' diff: cannot open a/include/bits/ppc32/arch//null: file does not exist: 'a/include/bits/ppc32/arch//null' diff: cannot open a/include/bits/ppc32//null: file does not exist: 'a/include/bits/ppc32//null' diff: cannot open b/src/libc/arch/ppc/linux//null: file does not exist: 'b/src/libc/arch/ppc/linux//null' diff: cannot open b/src/libc/arch/ppc//null: file does not exist: 'b/src/libc/arch/ppc//null' diff: cannot open a/src/libc/arch/ppc32/linux//null: file does not exist: 'a/src/libc/arch/ppc32/linux//null' diff: cannot open a/src/libc/arch/ppc32//null: file does not exist: 'a/src/libc/arch/ppc32//null' diff: cannot open b/src/libcrt/ppc//null: file does not exist: 'b/src/libcrt/ppc//null' diff: cannot open a/src/libcrt/ppc32//null: file does not exist: 'a/src/libcrt/ppc32//null' 
--- /dev/null
+++ b/include/bits/ppc/arch/cdefs.h
@@ -1,0 +1,30 @@
+#ifdef _NEED_SIZET
+#ifndef _SIZET
+typedef unsigned long size_t;
+#define _SIZET
+#endif
+#undef _NEED_SIZET
+#endif
+
+#ifdef _NEED_PTRDIFFT
+#ifndef _PTRDIFFT
+typedef long ptrdiff_t;
+#define _PTRDIFFT
+#endif
+#undef _NEED_PTRDIFFT
+#endif
+
+#ifdef _NEED_NULL
+#ifndef NULL
+#define NULL ((void *) 0)
+#endif
+#undef _NEED_NULL
+#endif
+
+#ifdef _NEED_WCHART
+#ifndef _WCHART
+typedef int wchar_t;
+#define _WCHART
+#endif
+#undef _NEED_WCHART
+#endif
--- /dev/null
+++ b/include/bits/ppc/arch/limits.h
@@ -1,0 +1,18 @@
+#define CHAR_BIT   8
+#define SCHAR_MAX  0x7F
+#define SCHAR_MIN  (-SCHAR_MAX - 1)
+#define CHAR_MAX   0x7F
+#define CHAR_MIN   (-CHAR_MAX - 1)
+#define UCHAR_MAX  0xFF
+#define SHRT_MAX   0x7FFF
+#define SHRT_MIN   (-SHRT_MAX - 1)
+#define USHRT_MAX  0xFFFF
+#define INT_MAX    0x7FFFFFFF
+#define INT_MIN    (-INT_MAX - 1)
+#define UINT_MAX   0xFFFFFFFF
+#define LONG_MAX   0x7FFFFFFF
+#define LONG_MIN   (-LONG_MAX - 1)
+#define ULONG_MAX  0xFFFFFFFF
+#define LLONG_MAX  0x7FFFFFFFFFFFFFFF
+#define LLONG_MIN  (-LLONG_MAX - 1)
+#define ULLONG_MAX 0xFFFFFFFFFFFFFFFF
--- /dev/null
+++ b/include/bits/ppc/arch/stdint.h
@@ -1,0 +1,96 @@
+#define INT8_MAX  0x7F
+#define INT8_MIN  (-INT8_MAX - 1)
+#define UINT8_MAX 0xFF
+
+#define INT16_MAX  0x7FFF
+#define INT16_MIN  (-INT16_MAX - 1)
+#define UINT16_MAX 0xFFFF
+
+#define INT32_MAX  0x7FFFFFFF
+#define INT32_MIN  (-INT32_MAX - 1)
+#define UINT32_MAX 0xFFFFFFFF
+
+#define INT64_MAX  0x7FFFFFFFFFFFFFFF
+#define INT64_MIN  (-INT64_MAX - 1)
+#define UINT64_MAX 0xFFFFFFFFFFFFFFFF
+
+#define INT_LEAST8_MIN  INT8_MIN
+#define INT_LEAST8_MAX  INT8_MAX
+#define UINT_LEAST8_MAX UINT8_MAX
+
+#define INT_LEAST16_MIN  INT16_MIN
+#define INT_LEAST16_MAX  INT16_MAX
+#define UINT_LEAST16_MAX UINT16_MAX
+
+#define INT_LEAST32_MIN  INT32_MIN
+#define INT_LEAST32_MAX  INT32_MAX
+#define UINT_LEAST32_MAX UINT32_MAX
+
+#define INT_LEAST64_MIN  INT64_MIN
+#define INT_LEAST64_MAX  INT64_MAX
+#define UINT_LEAST64_MAX UINT64_MAX
+
+#define INT_FAST8_MIN  INT32_MIN
+#define INT_FAST8_MAX  INT32_MAX
+#define UINT_FAST8_MAX UINT32_MAX
+
+#define INT_FAST16_MIN  INT32_MIN
+#define INT_FAST16_MAX  INT32_MAX
+#define UINT_FAST16_MAX UINT32_MAX
+
+#define INT_FAST32_MIN  INT32_MIN
+#define INT_FAST32_MAX  INT32_MAX
+#define UINT_FAST32_MAX UINT32_MAX
+
+#define INT_FAST64_MIN  INT64_MIN
+#define INT_FAST64_MAX  INT64_MAX
+#define UINT_FAST64_MAX UINT64_MAX
+
+#define INTPTR_MIN  INT32_MIN
+#define INTPTR_MAX  INT32_MAX
+#define UINTPTR_MAX UINT32_MAX
+
+#define INTMAX_MIN  INT64_MIN
+#define INTMAX_MAX  INT64_MAX
+#define UINTMAX_MAX UINT64_MAX
+
+#define PTRDIFF_MIN INT32_MIN
+#define PTRDIFF_MAX INT32_MAX
+
+#define SIZE_MAX UINT32_MAX
+
+typedef signed char int8_t;
+typedef short int16_t;
+typedef int int32_t;
+typedef long long int64_t;
+
+typedef unsigned char uint8_t;
+typedef unsigned short uint16_t;
+typedef unsigned int uint32_t;
+typedef unsigned long long uint64_t;
+
+typedef signed char int8_least_t;
+typedef short int16_least_t;
+typedef int int32_least_t;
+typedef long long int64_least_t;
+
+typedef unsigned char uint8_least_t;
+typedef unsigned short uint16_least_t;
+typedef unsigned int uint32_least_t;
+typedef unsigned long long uint64_least_t;
+
+typedef int int8_fast_t;
+typedef int int16_fast_t;
+typedef int int32_fast_t;
+typedef long long int64_fast_t;
+
+typedef unsigned int uint8_fast_t;
+typedef unsigned int uint16_fast_t;
+typedef unsigned int uint32_fast_t;
+typedef unsigned long long uint64_fast_t;
+
+typedef long intptr_t;
+typedef unsigned long uintptr_t;
+
+typedef long long intmax_t;
+typedef unsigned long long uintmax_t;
--- /dev/null
+++ b/include/bits/ppc/arch/stdio.h
@@ -1,0 +1,10 @@
+#define BUFSIZ        512
+#define FILENAME_MAX  256
+#define FOPEN_MAX      16
+
+#define TMP_MAX        25
+#define L_tmpnam      256
+
+#define _TMPNAME      "/tmp/tmp.0000000"
+
+typedef int fpos_t;
--- /dev/null
+++ b/include/bits/ppc/arch/stdlib.h
@@ -1,0 +1,4 @@
+#define EXIT_FAILURE 1
+#define EXIT_SUCCESS 0
+
+#define _ALIGNTYPE long double
--- /dev/null
+++ b/include/bits/ppc/arch/string.h
@@ -1,0 +1,1 @@
+#define __NUMCHARS 128
--- /dev/null
+++ b/include/bits/ppc/arch/time.h
@@ -1,0 +1,3 @@
+#define _MAXYEAR 9999
+
+typedef long int time_t;
--- a/include/bits/ppc32/arch/cdefs.h
+++ /dev/null
@@ -1,30 +1,0 @@
-#ifdef _NEED_SIZET
-#ifndef _SIZET
-typedef unsigned long size_t;
-#define _SIZET
-#endif
-#undef _NEED_SIZET
-#endif
-
-#ifdef _NEED_PTRDIFFT
-#ifndef _PTRDIFFT
-typedef long ptrdiff_t;
-#define _PTRDIFFT
-#endif
-#undef _NEED_PTRDIFFT
-#endif
-
-#ifdef _NEED_NULL
-#ifndef NULL
-#define NULL ((void *) 0)
-#endif
-#undef _NEED_NULL
-#endif
-
-#ifdef _NEED_WCHART
-#ifndef _WCHART
-typedef int wchar_t;
-#define _WCHART
-#endif
-#undef _NEED_WCHART
-#endif
--- a/include/bits/ppc32/arch/limits.h
+++ /dev/null
@@ -1,18 +1,0 @@
-#define CHAR_BIT   8
-#define SCHAR_MAX  0x7F
-#define SCHAR_MIN  (-SCHAR_MAX - 1)
-#define CHAR_MAX   0x7F
-#define CHAR_MIN   (-CHAR_MAX - 1)
-#define UCHAR_MAX  0xFF
-#define SHRT_MAX   0x7FFF
-#define SHRT_MIN   (-SHRT_MAX - 1)
-#define USHRT_MAX  0xFFFF
-#define INT_MAX    0x7FFFFFFF
-#define INT_MIN    (-INT_MAX - 1)
-#define UINT_MAX   0xFFFFFFFF
-#define LONG_MAX   0x7FFFFFFF
-#define LONG_MIN   (-LONG_MAX - 1)
-#define ULONG_MAX  0xFFFFFFFF
-#define LLONG_MAX  0x7FFFFFFFFFFFFFFF
-#define LLONG_MIN  (-LLONG_MAX - 1)
-#define ULLONG_MAX 0xFFFFFFFFFFFFFFFF
--- a/include/bits/ppc32/arch/stdint.h
+++ /dev/null
@@ -1,96 +1,0 @@
-#define INT8_MAX  0x7F
-#define INT8_MIN  (-INT8_MAX - 1)
-#define UINT8_MAX 0xFF
-
-#define INT16_MAX  0x7FFF
-#define INT16_MIN  (-INT16_MAX - 1)
-#define UINT16_MAX 0xFFFF
-
-#define INT32_MAX  0x7FFFFFFF
-#define INT32_MIN  (-INT32_MAX - 1)
-#define UINT32_MAX 0xFFFFFFFF
-
-#define INT64_MAX  0x7FFFFFFFFFFFFFFF
-#define INT64_MIN  (-INT64_MAX - 1)
-#define UINT64_MAX 0xFFFFFFFFFFFFFFFF
-
-#define INT_LEAST8_MIN  INT8_MIN
-#define INT_LEAST8_MAX  INT8_MAX
-#define UINT_LEAST8_MAX UINT8_MAX
-
-#define INT_LEAST16_MIN  INT16_MIN
-#define INT_LEAST16_MAX  INT16_MAX
-#define UINT_LEAST16_MAX UINT16_MAX
-
-#define INT_LEAST32_MIN  INT32_MIN
-#define INT_LEAST32_MAX  INT32_MAX
-#define UINT_LEAST32_MAX UINT32_MAX
-
-#define INT_LEAST64_MIN  INT64_MIN
-#define INT_LEAST64_MAX  INT64_MAX
-#define UINT_LEAST64_MAX UINT64_MAX
-
-#define INT_FAST8_MIN  INT32_MIN
-#define INT_FAST8_MAX  INT32_MAX
-#define UINT_FAST8_MAX UINT32_MAX
-
-#define INT_FAST16_MIN  INT32_MIN
-#define INT_FAST16_MAX  INT32_MAX
-#define UINT_FAST16_MAX UINT32_MAX
-
-#define INT_FAST32_MIN  INT32_MIN
-#define INT_FAST32_MAX  INT32_MAX
-#define UINT_FAST32_MAX UINT32_MAX
-
-#define INT_FAST64_MIN  INT64_MIN
-#define INT_FAST64_MAX  INT64_MAX
-#define UINT_FAST64_MAX UINT64_MAX
-
-#define INTPTR_MIN  INT32_MIN
-#define INTPTR_MAX  INT32_MAX
-#define UINTPTR_MAX UINT32_MAX
-
-#define INTMAX_MIN  INT64_MIN
-#define INTMAX_MAX  INT64_MAX
-#define UINTMAX_MAX UINT64_MAX
-
-#define PTRDIFF_MIN INT32_MIN
-#define PTRDIFF_MAX INT32_MAX
-
-#define SIZE_MAX UINT32_MAX
-
-typedef signed char int8_t;
-typedef short int16_t;
-typedef int int32_t;
-typedef long long int64_t;
-
-typedef unsigned char uint8_t;
-typedef unsigned short uint16_t;
-typedef unsigned int uint32_t;
-typedef unsigned long long uint64_t;
-
-typedef signed char int8_least_t;
-typedef short int16_least_t;
-typedef int int32_least_t;
-typedef long long int64_least_t;
-
-typedef unsigned char uint8_least_t;
-typedef unsigned short uint16_least_t;
-typedef unsigned int uint32_least_t;
-typedef unsigned long long uint64_least_t;
-
-typedef int int8_fast_t;
-typedef int int16_fast_t;
-typedef int int32_fast_t;
-typedef long long int64_fast_t;
-
-typedef unsigned int uint8_fast_t;
-typedef unsigned int uint16_fast_t;
-typedef unsigned int uint32_fast_t;
-typedef unsigned long long uint64_fast_t;
-
-typedef long intptr_t;
-typedef unsigned long uintptr_t;
-
-typedef long long intmax_t;
-typedef unsigned long long uintmax_t;
--- a/include/bits/ppc32/arch/stdio.h
+++ /dev/null
@@ -1,10 +1,0 @@
-#define BUFSIZ        512
-#define FILENAME_MAX  256
-#define FOPEN_MAX      16
-
-#define TMP_MAX        25
-#define L_tmpnam      256
-
-#define _TMPNAME      "/tmp/tmp.0000000"
-
-typedef int fpos_t;
--- a/include/bits/ppc32/arch/stdlib.h
+++ /dev/null
@@ -1,4 +1,0 @@
-#define EXIT_FAILURE 1
-#define EXIT_SUCCESS 0
-
-#define _ALIGNTYPE long double
--- a/include/bits/ppc32/arch/string.h
+++ /dev/null
@@ -1,1 +1,0 @@
-#define __NUMCHARS 128
--- a/include/bits/ppc32/arch/time.h
+++ /dev/null
@@ -1,3 +1,0 @@
-#define _MAXYEAR 9999
-
-typedef long int time_t;
--- a/src/libc/arch/Makefile
+++ b/src/libc/arch/Makefile
@@ -8,7 +8,7 @@
 	arm32\
 	arm64\
 	i386\
-	ppc32\
+	ppc\
 
 all:
 	+@cd $(ARCH) && $(MAKE)
--- /dev/null
+++ b/src/libc/arch/ppc/Makefile
@@ -1,0 +1,30 @@
+.POSIX:
+PROJECTDIR =../../../..
+include $(PROJECTDIR)/scripts/rules.mk
+include ../../rules.mk
+
+OBJS =\
+	longjmp.$O\
+	setjmp.$O\
+	memchr.$O\
+	memcmp.$O\
+	memcpy.$O\
+	memmove.$O\
+	memset.$O\
+
+DIRS =  linux
+
+all: $(LIBC) $(SYS)
+
+$(LIBC): $(OBJS)
+	$(MKLST)
+
+$(SYS): FORCE
+	+@cd $@ && $(MAKE)
+
+dep: inc-dep
+
+dep clean:
+	$(FORALL)
+
+include deps.mk
--- /dev/null
+++ b/src/libc/arch/ppc/crt-posix.s
@@ -1,0 +1,11 @@
+	.comm _environ,4,4
+
+	.text
+	.globl	_start
+_start:
+	stwu	1,-16(1)
+	lis	14,_environ@h
+	ori	14,14,_environ@l
+	stw	5,0(14)
+	bl	main
+	b	exit
--- /dev/null
+++ b/src/libc/arch/ppc/deps.mk
@@ -1,0 +1,7 @@
+#deps
+./linux/_getheap.o: ./linux/../../linux/_getheap.c
+./memchr.o: ./../../string/memchr.c
+./memcmp.o: ./../../string/memcmp.c
+./memcpy.o: ./../../string/memcpy.c
+./memmove.o: ./../../string/memmove.c
+./memset.o: ./../../string/memset.c
--- /dev/null
+++ b/src/libc/arch/ppc/linux/Makefile
@@ -1,0 +1,43 @@
+.POSIX:
+PROJECTDIR =../../../../..
+include $(PROJECTDIR)/scripts/rules.mk
+include ../../../rules.mk
+
+GENOBJS =\
+	_Exit.$O\
+	_read.$O\
+	_write.$O\
+	_open.$O\
+	_close.$O\
+	_waitpid.$O\
+	_create.$O\
+	_link.$O\
+	_unlink.$O\
+	_getpid.$O\
+	_brk.$O\
+
+GENSRC = $(GENOBJS:.$O=.s)
+
+OBJS  = \
+	$(GENOBJS)\
+	_cerrno.$O\
+	_getheap.$O\
+
+# Rules
+
+all: $(LIBC) $(CRT)
+
+$(LIBC): $(OBJS)
+	$(MKLST)
+
+crt.$O: ../crt-posix.s
+
+$(GENSRC): syscall.lst
+	gensys.sh $(@:.s=)
+
+dep: inc-dep
+
+clean:
+	rm -f $(GENSRC)
+
+include deps.mk
--- /dev/null
+++ b/src/libc/arch/ppc/linux/_cerrno.s
@@ -1,0 +1,13 @@
+	.file	"_cerrno.s"
+	.globl	_cerrno
+_cerrno:
+	cmpwi	0,0
+	bne	err
+	blr
+err:
+	lis	14,errno@h
+	ori	14,14,errno@l
+	stw	3,0(14)
+	xor	3,3,3
+	addi	3,3,-1
+	blr
--- /dev/null
+++ b/src/libc/arch/ppc/linux/_getheap.c
@@ -1,0 +1,1 @@
+#include "../../linux/_getheap.c"
--- /dev/null
+++ b/src/libc/arch/ppc/linux/crt.s
@@ -1,0 +1,1 @@
+	.include	"../crt-posix.s"
--- /dev/null
+++ b/src/libc/arch/ppc/linux/deps.mk
@@ -1,0 +1,2 @@
+#deps
+./_getheap.o: ./../../linux/_getheap.c
--- /dev/null
+++ b/src/libc/arch/ppc/linux/gensys.sh
@@ -1,0 +1,17 @@
+#!/bin/sh
+
+awk '! /^#/ && $2 == "'$1'" {
+	syscall=$2
+	fname=$2".s"
+
+	printf ("\t.file\t"	\
+	       "\"%s\"\n"	\
+	       "\t.globl\t%s\n"	\
+	       "%s:\n",
+	       fname, syscall, syscall)
+
+	printf ("\tli\t0,%d\n"	\
+	       "\tsc\n"		\
+	       "\tmfcr\t0\n"	\
+	       "\tb\t_cerrno\n", $1)
+} ' syscall.lst >$1.s
--- /dev/null
+++ b/src/libc/arch/ppc/linux/syscall.lst
@@ -1,0 +1,12 @@
+#number	name
+1	_Exit
+3	_read
+4	_write
+5	_open
+6	_close
+7	_waitpid
+8	_creat
+9	_link
+10	_unlink
+20	_getpid
+45	_brk
--- /dev/null
+++ b/src/libc/arch/ppc/longjmp.s
@@ -1,0 +1,62 @@
+	.file	"longjmp.s"
+	.text
+	.global longjmp
+
+longjmp:
+	/* 0) move old return address into r0 */
+	lwz 0,0(3)
+	/* 1) put it into link reg */
+	mtlr 0
+	/* 2 ) restore stack ptr */
+	lwz 1,4(3)
+	/* 3) restore control reg */
+	lwz 0,8(3)
+	mtcr 0
+	/* 4) restore r14-r31 */
+	lwz 14,12(3)
+	lwz 15,16(3)
+	lwz 16,20(3)
+	lwz 17,24(3)
+	lwz 18,28(3)
+	lwz 19,32(3)
+	lwz 20,36(3)
+	lwz 21,40(3)
+	lwz 22,44(3)
+	lwz 23,48(3)
+	lwz 24,52(3)
+	lwz 25,56(3)
+	lwz 26,60(3)
+	lwz 27,64(3)
+	lwz 28,68(3)
+	lwz 29,72(3)
+	lwz 30,76(3)
+	lwz 31,80(3)
+	lfd 14,88(3)
+	lfd 15,96(3)
+	lfd 16,104(3)
+	lfd 17,112(3)
+	lfd 18,120(3)
+	lfd 19,128(3)
+	lfd 20,136(3)
+	lfd 21,144(3)
+	lfd 22,152(3)
+	lfd 23,160(3)
+	lfd 24,168(3)
+	lfd 25,176(3)
+	lfd 26,184(3)
+	lfd 27,192(3)
+	lfd 28,200(3)
+	lfd 29,208(3)
+	lfd 30,216(3)
+	lfd 31,224(3)
+
+	/* 5) put val into return reg r3 */
+	mr 3,4
+
+	/* 6) check if return value is 0, make it 1 in that case */
+	cmpwi cr7,4,0
+	bne cr7,1f
+	li 3, 1
+1:
+	blr
+
--- /dev/null
+++ b/src/libc/arch/ppc/memchr.c
@@ -1,0 +1,1 @@
+#include "../../string/memchr.c"
--- /dev/null
+++ b/src/libc/arch/ppc/memcmp.c
@@ -1,0 +1,1 @@
+#include "../../string/memcmp.c"
--- /dev/null
+++ b/src/libc/arch/ppc/memcpy.c
@@ -1,0 +1,1 @@
+#include "../../string/memcpy.c"
--- /dev/null
+++ b/src/libc/arch/ppc/memmove.c
@@ -1,0 +1,1 @@
+#include "../../string/memmove.c"
--- /dev/null
+++ b/src/libc/arch/ppc/memset.c
@@ -1,0 +1,1 @@
+#include "../../string/memset.c"
--- /dev/null
+++ b/src/libc/arch/ppc/setjmp.s
@@ -1,0 +1,56 @@
+	.file	"setjmp.s"
+	.text
+	.global	setjmp
+
+setjmp:
+	/* 0) store IP int 0, then into the jmpbuf pointed to by r3 (first arg) */
+	mflr 0
+	stw 0,0(3)
+	/* 1) store reg1 (SP) */
+	stw 1, 4(3)
+	/* 2) store cr */
+	mfcr 0
+	stw 0,8(3)
+	/* 3) store r14-31 */
+	stw 14,12(3)
+	stw 15,16(3)
+	stw 16,20(3)
+	stw 17,24(3)
+	stw 18,28(3)
+	stw 19,32(3)
+	stw 20,36(3)
+	stw 21,40(3)
+	stw 22,44(3)
+	stw 23,48(3)
+	stw 24,52(3)
+	stw 25,56(3)
+	stw 26,60(3)
+	stw 27,64(3)
+	stw 28,68(3)
+	stw 29,72(3)
+	stw 30,76(3)
+	stw 31,80(3)
+	stfd 14,88(3)
+	stfd 15,96(3)
+	stfd 16,104(3)
+	stfd 17,112(3)
+	stfd 18,120(3)
+	stfd 19,128(3)
+	stfd 20,136(3)
+	stfd 21,144(3)
+	stfd 22,152(3)
+	stfd 23,160(3)
+	stfd 24,168(3)
+	stfd 25,176(3)
+	stfd 26,184(3)
+	stfd 27,192(3)
+	stfd 28,200(3)
+	stfd 29,208(3)
+	stfd 30,216(3)
+	stfd 31,224(3)
+
+	/* 4) set return value to 0 */
+	li 3,0
+
+	/* 5) return */
+	blr
--- a/src/libc/arch/ppc32/Makefile
+++ /dev/null
@@ -1,30 +1,0 @@
-.POSIX:
-PROJECTDIR =../../../..
-include $(PROJECTDIR)/scripts/rules.mk
-include ../../rules.mk
-
-OBJS =\
-	longjmp.$O\
-	setjmp.$O\
-	memchr.$O\
-	memcmp.$O\
-	memcpy.$O\
-	memmove.$O\
-	memset.$O\
-
-DIRS =  linux
-
-all: $(LIBC) $(SYS)
-
-$(LIBC): $(OBJS)
-	$(MKLST)
-
-$(SYS): FORCE
-	+@cd $@ && $(MAKE)
-
-dep: inc-dep
-
-dep clean:
-	$(FORALL)
-
-include deps.mk
--- a/src/libc/arch/ppc32/crt-posix.s
+++ /dev/null
@@ -1,11 +1,0 @@
-	.comm _environ,4,4
-
-	.text
-	.globl	_start
-_start:
-	stwu	1,-16(1)
-	lis	14,_environ@h
-	ori	14,14,_environ@l
-	stw	5,0(14)
-	bl	main
-	b	exit
--- a/src/libc/arch/ppc32/deps.mk
+++ /dev/null
@@ -1,7 +1,0 @@
-#deps
-./linux/_getheap.o: ./linux/../../linux/_getheap.c
-./memchr.o: ./../../string/memchr.c
-./memcmp.o: ./../../string/memcmp.c
-./memcpy.o: ./../../string/memcpy.c
-./memmove.o: ./../../string/memmove.c
-./memset.o: ./../../string/memset.c
--- a/src/libc/arch/ppc32/linux/Makefile
+++ /dev/null
@@ -1,43 +1,0 @@
-.POSIX:
-PROJECTDIR =../../../../..
-include $(PROJECTDIR)/scripts/rules.mk
-include ../../../rules.mk
-
-GENOBJS =\
-	_Exit.$O\
-	_read.$O\
-	_write.$O\
-	_open.$O\
-	_close.$O\
-	_waitpid.$O\
-	_create.$O\
-	_link.$O\
-	_unlink.$O\
-	_getpid.$O\
-	_brk.$O\
-
-GENSRC = $(GENOBJS:.$O=.s)
-
-OBJS  = \
-	$(GENOBJS)\
-	_cerrno.$O\
-	_getheap.$O\
-
-# Rules
-
-all: $(LIBC) $(CRT)
-
-$(LIBC): $(OBJS)
-	$(MKLST)
-
-crt.$O: ../crt-posix.s
-
-$(GENSRC): syscall.lst
-	gensys.sh $(@:.s=)
-
-dep: inc-dep
-
-clean:
-	rm -f $(GENSRC)
-
-include deps.mk
--- a/src/libc/arch/ppc32/linux/_cerrno.s
+++ /dev/null
@@ -1,13 +1,0 @@
-	.file	"_cerrno.s"
-	.globl	_cerrno
-_cerrno:
-	cmpwi	0,0
-	bne	err
-	blr
-err:
-	lis	14,errno@h
-	ori	14,14,errno@l
-	stw	3,0(14)
-	xor	3,3,3
-	addi	3,3,-1
-	blr
--- a/src/libc/arch/ppc32/linux/_getheap.c
+++ /dev/null
@@ -1,1 +1,0 @@
-#include "../../linux/_getheap.c"
--- a/src/libc/arch/ppc32/linux/crt.s
+++ /dev/null
@@ -1,1 +1,0 @@
-	.include	"../crt-posix.s"
--- a/src/libc/arch/ppc32/linux/deps.mk
+++ /dev/null
@@ -1,2 +1,0 @@
-#deps
-./_getheap.o: ./../../linux/_getheap.c
--- a/src/libc/arch/ppc32/linux/gensys.sh
+++ /dev/null
@@ -1,17 +1,0 @@
-#!/bin/sh
-
-awk '! /^#/ && $2 == "'$1'" {
-	syscall=$2
-	fname=$2".s"
-
-	printf ("\t.file\t"	\
-	       "\"%s\"\n"	\
-	       "\t.globl\t%s\n"	\
-	       "%s:\n",
-	       fname, syscall, syscall)
-
-	printf ("\tli\t0,%d\n"	\
-	       "\tsc\n"		\
-	       "\tmfcr\t0\n"	\
-	       "\tb\t_cerrno\n", $1)
-} ' syscall.lst >$1.s
--- a/src/libc/arch/ppc32/linux/syscall.lst
+++ /dev/null
@@ -1,12 +1,0 @@
-#number	name
-1	_Exit
-3	_read
-4	_write
-5	_open
-6	_close
-7	_waitpid
-8	_creat
-9	_link
-10	_unlink
-20	_getpid
-45	_brk
--- a/src/libc/arch/ppc32/longjmp.s
+++ /dev/null
@@ -1,62 +1,0 @@
-	.file	"longjmp.s"
-	.text
-	.global longjmp
-
-longjmp:
-	/* 0) move old return address into r0 */
-	lwz 0,0(3)
-	/* 1) put it into link reg */
-	mtlr 0
-	/* 2 ) restore stack ptr */
-	lwz 1,4(3)
-	/* 3) restore control reg */
-	lwz 0,8(3)
-	mtcr 0
-	/* 4) restore r14-r31 */
-	lwz 14,12(3)
-	lwz 15,16(3)
-	lwz 16,20(3)
-	lwz 17,24(3)
-	lwz 18,28(3)
-	lwz 19,32(3)
-	lwz 20,36(3)
-	lwz 21,40(3)
-	lwz 22,44(3)
-	lwz 23,48(3)
-	lwz 24,52(3)
-	lwz 25,56(3)
-	lwz 26,60(3)
-	lwz 27,64(3)
-	lwz 28,68(3)
-	lwz 29,72(3)
-	lwz 30,76(3)
-	lwz 31,80(3)
-	lfd 14,88(3)
-	lfd 15,96(3)
-	lfd 16,104(3)
-	lfd 17,112(3)
-	lfd 18,120(3)
-	lfd 19,128(3)
-	lfd 20,136(3)
-	lfd 21,144(3)
-	lfd 22,152(3)
-	lfd 23,160(3)
-	lfd 24,168(3)
-	lfd 25,176(3)
-	lfd 26,184(3)
-	lfd 27,192(3)
-	lfd 28,200(3)
-	lfd 29,208(3)
-	lfd 30,216(3)
-	lfd 31,224(3)
-
-	/* 5) put val into return reg r3 */
-	mr 3,4
-
-	/* 6) check if return value is 0, make it 1 in that case */
-	cmpwi cr7,4,0
-	bne cr7,1f
-	li 3, 1
-1:
-	blr
-
--- a/src/libc/arch/ppc32/memchr.c
+++ /dev/null
@@ -1,1 +1,0 @@
-#include "../../string/memchr.c"
--- a/src/libc/arch/ppc32/memcmp.c
+++ /dev/null
@@ -1,1 +1,0 @@
-#include "../../string/memcmp.c"
--- a/src/libc/arch/ppc32/memcpy.c
+++ /dev/null
@@ -1,1 +1,0 @@
-#include "../../string/memcpy.c"
--- a/src/libc/arch/ppc32/memmove.c
+++ /dev/null
@@ -1,1 +1,0 @@
-#include "../../string/memmove.c"
--- a/src/libc/arch/ppc32/memset.c
+++ /dev/null
@@ -1,1 +1,0 @@
-#include "../../string/memset.c"
--- a/src/libc/arch/ppc32/setjmp.s
+++ /dev/null
@@ -1,56 +1,0 @@
-	.file	"setjmp.s"
-	.text
-	.global	setjmp
-
-setjmp:
-	/* 0) store IP int 0, then into the jmpbuf pointed to by r3 (first arg) */
-	mflr 0
-	stw 0,0(3)
-	/* 1) store reg1 (SP) */
-	stw 1, 4(3)
-	/* 2) store cr */
-	mfcr 0
-	stw 0,8(3)
-	/* 3) store r14-31 */
-	stw 14,12(3)
-	stw 15,16(3)
-	stw 16,20(3)
-	stw 17,24(3)
-	stw 18,28(3)
-	stw 19,32(3)
-	stw 20,36(3)
-	stw 21,40(3)
-	stw 22,44(3)
-	stw 23,48(3)
-	stw 24,52(3)
-	stw 25,56(3)
-	stw 26,60(3)
-	stw 27,64(3)
-	stw 28,68(3)
-	stw 29,72(3)
-	stw 30,76(3)
-	stw 31,80(3)
-	stfd 14,88(3)
-	stfd 15,96(3)
-	stfd 16,104(3)
-	stfd 17,112(3)
-	stfd 18,120(3)
-	stfd 19,128(3)
-	stfd 20,136(3)
-	stfd 21,144(3)
-	stfd 22,152(3)
-	stfd 23,160(3)
-	stfd 24,168(3)
-	stfd 25,176(3)
-	stfd 26,184(3)
-	stfd 27,192(3)
-	stfd 28,200(3)
-	stfd 29,208(3)
-	stfd 30,216(3)
-	stfd 31,224(3)
-
-	/* 4) set return value to 0 */
-	li 3,0
-
-	/* 5) return */
-	blr
--- /dev/null
+++ b/src/libcrt/ppc/Makefile
@@ -1,0 +1,11 @@
+.POSIX:
+PROJECTDIR=../../..
+include $(PROJECTDIR)/scripts/rules.mk
+
+OBJS = dummy.o
+TARGET = $(LIBCDIR)/libcrt.a
+
+all: $(TARGET)
+
+$(TARGET): $(OBJS)
+	mklib -o $@ $?
--- a/src/libcrt/ppc32/Makefile
+++ /dev/null
@@ -1,11 +1,0 @@
-.POSIX:
-PROJECTDIR=../../..
-include $(PROJECTDIR)/scripts/rules.mk
-
-OBJS = dummy.o
-TARGET = $(LIBCDIR)/libcrt.a
-
-all: $(TARGET)
-
-$(TARGET): $(OBJS)
-	mklib -o $@ $?