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Diffstat (limited to 'sysdeps/mips/machine-gmon.h')
-rw-r--r--sysdeps/mips/machine-gmon.h57
1 files changed, 57 insertions, 0 deletions
diff --git a/sysdeps/mips/machine-gmon.h b/sysdeps/mips/machine-gmon.h
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+++ b/sysdeps/mips/machine-gmon.h
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+/* Machine-specific calling sequence for `mcount' profiling function. MIPS
+ Copyright (C) 1996, 1997 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public License as
+ published by the Free Software Foundation; either version 2 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
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#define _MCOUNT_DECL static void __mcount
+
+/* Call __mcount with our the return PC for our caller,
+ and the return PC our caller will return to. */
+#ifdef PIC
+#define CPLOAD ".cpload $25;"
+#else
+#define CPLOAD
+#endif
+
+#define MCOUNT asm(\
+ ".globl _mcount;" \
+ ".align 2;" \
+ ".type _mcount,@function;" \
+ "_mcount:;" \
+ ".set noreorder;" \
+ ".set noat;" \
+ CPLOAD \
+ "sw $4,8($29);" \
+ "sw $5,12($29);" \
+ "sw $6,16($29);" \
+ "sw $7,20($29);" \
+ "sw $1,0($29);" \
+ "sw $31,4($29);" \
+ "move $5,$31;" \
+ "jal __mcount;" \
+ "move $4,$1;" \
+ "lw $4,8($29);" \
+ "lw $5,12($29);" \
+ "lw $6,16($29);" \
+ "lw $7,20($29);" \
+ "lw $31,4($29);" \
+ "lw $1,0($29);" \
+ "addu $29,$29,8;" \
+ "j $31;" \
+ "move $31,$1;" \
+ ".set reorder;" \
+ ".set at");