505ccc75c4
* libc/machine/spu/c99ppe.h: New file
* libc/machine/spu/perror.c: New file to override libc/stdio version.
* libc/machine/spu/printf.c: New file
* libc/machine/spu/putchar.c: New file
* libc/machine/spu/puts.c: New file
* libc/machine/spu/vprintf.c: New file
* libc/machine/spu/vsnprintf.c: New file
* libc/machine/spu/vsprintf.c: New file
* libc/machine/spu/Makefile.am: Add new targets.
* libc/machine/spu/Makefile.in: Regenerated.
118 lines
3.3 KiB
C
118 lines
3.3 KiB
C
/*
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(C) Copyright IBM Corp. 2006
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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* Redistributions of source code must retain the above copyright notice,
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this list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in the
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documentation and/or other materials provided with the distribution.
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* Neither the name of IBM nor the names of its contributors may be
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used to endorse or promote products derived from this software without
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specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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POSSIBILITY OF SUCH DAMAGE.
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Author: Joel Schopp <jschopp@austin.ibm.com>
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*/
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#include <errno.h>
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#include <spu_intrinsics.h>
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#define SPE_C99_SIGNALCODE 0x2100
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#define SPE_C99_OP_SHIFT 24
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#define SPE_C99_OP_MASK 0xff
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#define SPE_C99_DATA_MASK 0xffffff
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enum {
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SPE_C99_CLEARERR=0x01,
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SPE_C99_FCLOSE,
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SPE_C99_FEOF,
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SPE_C99_FERROR,
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SPE_C99_FFLUSH,
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SPE_C99_FGETC,
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SPE_C99_FGETPOS,
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SPE_C99_FGETS,
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SPE_C99_FILENO,
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SPE_C99_FOPEN, //implemented
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SPE_C99_FPUTC,
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SPE_C99_FPUTS,
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SPE_C99_FREAD,
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SPE_C99_FREOPEN,
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SPE_C99_FSEEK,
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SPE_C99_FSETPOS,
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SPE_C99_FTELL,
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SPE_C99_FWRITE,
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SPE_C99_GETC,
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SPE_C99_GETCHAR,
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SPE_C99_GETS,
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SPE_C99_PERROR,
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SPE_C99_PUTC,
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SPE_C99_PUTCHAR,
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SPE_C99_PUTS,
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SPE_C99_REMOVE,
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SPE_C99_RENAME,
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SPE_C99_REWIND,
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SPE_C99_SETBUF,
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SPE_C99_SETVBUF,
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SPE_C99_SYSTEM, //not yet implemented in newlib
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SPE_C99_TMPFILE,
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SPE_C99_TMPNAM,
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SPE_C99_UNGETC,
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SPE_C99_VFPRINTF,
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SPE_C99_VFSCANF,
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SPE_C99_VPRINTF,
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SPE_C99_VSCANF,
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SPE_C99_VSNPRINTF,
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SPE_C99_VSPRINTF,
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SPE_C99_VSSCANF,
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SPE_C99_LAST_OPCODE,
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};
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#define SPE_C99_NR_OPCODES ((SPE_C99_LAST_OPCODE - SPE_C99_CLEARERR) + 1)
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#define SPE_STDIN 1
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#define SPE_STDOUT 2
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#define SPE_STDERR 3
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#define SPE_FOPEN_MAX (FOPEN_MAX+1)
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#define SPE_FOPEN_MIN 4
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struct spe_reg128{
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unsigned int slot[4];
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};
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static void
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send_to_ppe(int signalcode, int opcode, void *data)
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{
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unsigned int combined = ( ( opcode<<24 )&0xff000000 ) | ( ( unsigned int )data & 0x00ffffff );
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struct spe_reg128* ret = data;
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vector unsigned int stopfunc = {
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signalcode, /* stop 0x210x*/
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(unsigned int) combined,
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0x4020007f, /* nop */
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0x35000000 /* bi $0 */
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};
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void (*f) (void) = (void *) &stopfunc;
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asm ("sync":::"memory");
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f();
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errno = ret->slot[3];
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return;
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}
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