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-rw-r--r--ports/sysdeps/unix/mips/entry.h5
-rw-r--r--ports/sysdeps/unix/mips/mips32/sysdep.h51
-rw-r--r--ports/sysdeps/unix/mips/mips64/n32/sysdep.h57
-rw-r--r--ports/sysdeps/unix/mips/mips64/n64/sysdep.h57
-rw-r--r--ports/sysdeps/unix/mips/pipe.S32
-rw-r--r--ports/sysdeps/unix/mips/rt-sysdep.S1
-rw-r--r--ports/sysdeps/unix/mips/sysdep.S99
-rw-r--r--ports/sysdeps/unix/mips/sysdep.h78
8 files changed, 380 insertions, 0 deletions
diff --git a/ports/sysdeps/unix/mips/entry.h b/ports/sysdeps/unix/mips/entry.h
new file mode 100644
index 0000000000..04d05d2b0a
--- /dev/null
+++ b/ports/sysdeps/unix/mips/entry.h
@@ -0,0 +1,5 @@
+#ifndef __ASSEMBLY__
+extern void __start (void);
+#endif
+
+#define ENTRY_POINT __start
diff --git a/ports/sysdeps/unix/mips/mips32/sysdep.h b/ports/sysdeps/unix/mips/mips32/sysdep.h
new file mode 100644
index 0000000000..4c0b2a94f1
--- /dev/null
+++ b/ports/sysdeps/unix/mips/mips32/sysdep.h
@@ -0,0 +1,51 @@
+/* Copyright (C) 1992, 1995, 1997, 1999, 2000, 2002, 2003
+ Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Brendan Kehoe (brendan@zen.org).
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library. If not, see
+ <http://www.gnu.org/licenses/>. */
+
+#include <sysdeps/unix/mips/sysdep.h>
+
+/* Note that while it's better structurally, going back to call __syscall_error
+ can make things confusing if you're debugging---it looks like it's jumping
+ backwards into the previous fn. */
+#ifdef __PIC__
+#define PSEUDO(name, syscall_name, args) \
+ .align 2; \
+ 99: la t9,__syscall_error; \
+ jr t9; \
+ ENTRY(name) \
+ .set noreorder; \
+ .cpload t9; \
+ li v0, SYS_ify(syscall_name); \
+ syscall; \
+ .set reorder; \
+ bne a3, zero, 99b; \
+L(syse1):
+#else
+#define PSEUDO(name, syscall_name, args) \
+ .set noreorder; \
+ .align 2; \
+ 99: j __syscall_error; \
+ nop; \
+ ENTRY(name) \
+ .set noreorder; \
+ li v0, SYS_ify(syscall_name); \
+ syscall; \
+ .set reorder; \
+ bne a3, zero, 99b; \
+L(syse1):
+#endif
diff --git a/ports/sysdeps/unix/mips/mips64/n32/sysdep.h b/ports/sysdeps/unix/mips/mips64/n32/sysdep.h
new file mode 100644
index 0000000000..3da31cba48
--- /dev/null
+++ b/ports/sysdeps/unix/mips/mips64/n32/sysdep.h
@@ -0,0 +1,57 @@
+/* Copyright (C) 1992, 1995, 1997, 1999, 2000, 2002, 2003
+ Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Alexandre Oliva <aoliva@redhat.com>.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library. If not, see
+ <http://www.gnu.org/licenses/>. */
+
+#include <sysdeps/unix/mips/sysdep.h>
+
+#ifdef __ASSEMBLER__
+
+/* Note that while it's better structurally, going back to call __syscall_error
+ can make things confusing if you're debugging---it looks like it's jumping
+ backwards into the previous fn. */
+#ifdef __PIC__
+#define PSEUDO(name, syscall_name, args) \
+ .align 2; \
+ 99:; \
+ .set noat; \
+ .cpsetup t9, $1, name; \
+ .set at; \
+ la t9,__syscall_error; \
+ .cpreturn; \
+ jr t9; \
+ ENTRY(name) \
+ li v0, SYS_ify(syscall_name); \
+ syscall; \
+ bne a3, zero, 99b; \
+L(syse1):
+#else
+#define PSEUDO(name, syscall_name, args) \
+ .set noreorder; \
+ .align 2; \
+ 99: j __syscall_error; \
+ nop; \
+ ENTRY(name) \
+ .set noreorder; \
+ li v0, SYS_ify(syscall_name); \
+ syscall; \
+ .set reorder; \
+ bne a3, zero, 99b; \
+L(syse1):
+#endif
+
+#endif
diff --git a/ports/sysdeps/unix/mips/mips64/n64/sysdep.h b/ports/sysdeps/unix/mips/mips64/n64/sysdep.h
new file mode 100644
index 0000000000..54e55116a9
--- /dev/null
+++ b/ports/sysdeps/unix/mips/mips64/n64/sysdep.h
@@ -0,0 +1,57 @@
+/* Copyright (C) 1992, 1995, 1997, 1999, 2000, 2002, 2003
+ Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Alexandre Oliva <aoliva@redhat.com>.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library. If not, see
+ <http://www.gnu.org/licenses/>. */
+
+#include <sysdeps/unix/mips/sysdep.h>
+
+#ifdef __ASSEMBLER__
+
+/* Note that while it's better structurally, going back to call __syscall_error
+ can make things confusing if you're debugging---it looks like it's jumping
+ backwards into the previous fn. */
+#ifdef __PIC__
+#define PSEUDO(name, syscall_name, args) \
+ .align 2; \
+ 99:; \
+ .set noat; \
+ .cpsetup t9, $1, name; \
+ .set at; \
+ dla t9,__syscall_error; \
+ .cpreturn; \
+ jr t9; \
+ ENTRY(name) \
+ li v0, SYS_ify(syscall_name); \
+ syscall; \
+ bne a3, zero, 99b; \
+L(syse1):
+#else
+#define PSEUDO(name, syscall_name, args) \
+ .set noreorder; \
+ .align 2; \
+ 99: j __syscall_error; \
+ nop; \
+ ENTRY(name) \
+ .set noreorder; \
+ li v0, SYS_ify(syscall_name); \
+ syscall; \
+ .set reorder; \
+ bne a3, zero, 99b; \
+L(syse1):
+#endif
+
+#endif
diff --git a/ports/sysdeps/unix/mips/pipe.S b/ports/sysdeps/unix/mips/pipe.S
new file mode 100644
index 0000000000..d30b8e48a9
--- /dev/null
+++ b/ports/sysdeps/unix/mips/pipe.S
@@ -0,0 +1,32 @@
+/* Copyright (C) 1992, 1995, 1997, 2000, 2002 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Brendan Kehoe (brendan@zen.org).
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library. If not, see
+ <http://www.gnu.org/licenses/>. */
+
+#include <sysdep.h>
+
+SYSCALL__ (pipe, 1)
+ /* Plop in the two descriptors. */
+ sw v0, 0(a0)
+ sw v1, 4(a0)
+
+ /* Go out with a clean status. */
+ move v0, zero
+ j ra
+PSEUDO_END(__pipe)
+
+libc_hidden_def (__pipe)
+weak_alias (__pipe, pipe)
diff --git a/ports/sysdeps/unix/mips/rt-sysdep.S b/ports/sysdeps/unix/mips/rt-sysdep.S
new file mode 100644
index 0000000000..f966bf1e59
--- /dev/null
+++ b/ports/sysdeps/unix/mips/rt-sysdep.S
@@ -0,0 +1 @@
+#include <sysdep.S>
diff --git a/ports/sysdeps/unix/mips/sysdep.S b/ports/sysdeps/unix/mips/sysdep.S
new file mode 100644
index 0000000000..f42d0f94f9
--- /dev/null
+++ b/ports/sysdeps/unix/mips/sysdep.S
@@ -0,0 +1,99 @@
+/* Copyright (C) 1992, 1993, 1994, 1997, 1998, 1999, 2000, 2002, 2003
+ Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Brendan Kehoe (brendan@zen.org).
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library. If not, see
+ <http://www.gnu.org/licenses/>. */
+
+#include <sysdep.h>
+#define _ERRNO_H
+#include <bits/errno.h>
+#include <sys/asm.h>
+
+#ifdef _LIBC_REENTRANT
+
+LOCALSZ= 3
+FRAMESZ= (((NARGSAVE+LOCALSZ)*SZREG)+ALSZ)&ALMASK
+RAOFF= FRAMESZ-(1*SZREG)
+GPOFF= FRAMESZ-(2*SZREG)
+V0OFF= FRAMESZ-(3*SZREG)
+
+ENTRY(__syscall_error)
+#ifdef __PIC__
+ .set noat
+ SETUP_GPX (AT)
+ .set at
+#endif
+ PTR_SUBU sp, FRAMESZ
+ .set noat
+ SETUP_GPX64(GPOFF,AT)
+ .set at
+#ifdef __PIC__
+ SAVE_GP(GPOFF)
+#endif
+ REG_S v0, V0OFF(sp)
+ REG_S ra, RAOFF(sp)
+
+#if defined (EWOULDBLOCK_sys) && EWOULDBLOCK_sys != EAGAIN
+ /* We translate the system's EWOULDBLOCK error into EAGAIN.
+ The GNU C library always defines EWOULDBLOCK==EAGAIN.
+ EWOULDBLOCK_sys is the original number. */
+ bne v0, EWOULDBLOCK_sys, L(skip)
+ nop
+ li v0, EAGAIN
+L(skip):
+#endif
+ /* Find our per-thread errno address */
+ jal __errno_location
+
+ /* Store the error value. */
+ REG_L t0, V0OFF(sp)
+ sw t0, 0(v0)
+
+ /* And just kick back a -1. */
+ REG_L ra, RAOFF(sp)
+ RESTORE_GP64
+ PTR_ADDU sp, FRAMESZ
+ li v0, -1
+ j ra
+ END(__syscall_error)
+
+#else /* _LIBC_REENTRANT */
+
+
+ENTRY(__syscall_error)
+#ifdef __PIC__
+ SETUP_GPX (AT)
+#endif
+ SETUP_GPX64 (t9, AT)
+
+#if defined (EWOULDBLOCK_sys) && EWOULDBLOCK_sys != EAGAIN
+ /* We translate the system's EWOULDBLOCK error into EAGAIN.
+ The GNU C library always defines EWOULDBLOCK==EAGAIN.
+ EWOULDBLOCK_sys is the original number. */
+ bne v0, EWOULDBLOCK_sys, L(skip)
+ li v0, EAGAIN
+L(skip):
+#endif
+ /* Store it in errno... */
+ sw v0, errno
+
+ /* And just kick back a -1. */
+ li v0, -1
+
+ RESTORE_GP64
+ j ra
+ END(__syscall_error)
+#endif /* _LIBC_REENTRANT */
diff --git a/ports/sysdeps/unix/mips/sysdep.h b/ports/sysdeps/unix/mips/sysdep.h
new file mode 100644
index 0000000000..d6e615c078
--- /dev/null
+++ b/ports/sysdeps/unix/mips/sysdep.h
@@ -0,0 +1,78 @@
+/* Copyright (C) 1992, 1995, 1997, 1999, 2000, 2002, 2003, 2004
+ Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Brendan Kehoe (brendan@zen.org).
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library. If not, see
+ <http://www.gnu.org/licenses/>. */
+
+#include <sgidefs.h>
+#include <sysdeps/unix/sysdep.h>
+
+#ifdef __ASSEMBLER__
+
+#include <regdef.h>
+
+#define ENTRY(name) \
+ .globl name; \
+ .align 2; \
+ .ent name,0; \
+ name##:
+
+#undef END
+#define END(function) \
+ .end function; \
+ .size function,.-function
+
+#define ret j ra ; nop
+
+#undef PSEUDO_END
+#define PSEUDO_END(sym) .end sym; .size sym,.-sym
+
+#define PSEUDO_NOERRNO(name, syscall_name, args) \
+ .align 2; \
+ ENTRY(name) \
+ .set noreorder; \
+ li v0, SYS_ify(syscall_name); \
+ syscall
+
+#undef PSEUDO_END_NOERRNO
+#define PSEUDO_END_NOERRNO(sym) .end sym; .size sym,.-sym
+
+#define ret_NOERRNO ret
+
+#define PSEUDO_ERRVAL(name, syscall_name, args) \
+ .align 2; \
+ ENTRY(name) \
+ .set noreorder; \
+ li v0, SYS_ify(syscall_name); \
+ syscall
+
+#undef PSEUDO_END_ERRVAL
+#define PSEUDO_END_ERRVAL(sym) .end sym; .size sym,.-sym
+
+#define ret_ERRVAL ret
+
+#define r0 v0
+#define r1 v1
+/* The mips move insn is d,s. */
+#define MOVE(x,y) move y , x
+
+#if _MIPS_SIM == _ABIO32
+# define L(label) $L ## label
+#else
+# define L(label) .L ## label
+#endif
+
+#endif
generated by cgit v1.2.3 (git 2.39.1) at 2024-05-17 21:17:12 +0000