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authorBen Cheng <bccheng@google.com>2014-03-25 22:37:19 -0700
committerBen Cheng <bccheng@google.com>2014-03-25 22:37:19 -0700
commit1bc5aee63eb72b341f506ad058502cd0361f0d10 (patch)
treec607e8252f3405424ff15bc2d00aa38dadbb2518 /gcc-4.9/gcc/config/i386/unix.h
parent283a0bf58fcf333c58a2a92c3ebbc41fb9eb1fdb (diff)
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Initial checkin of GCC 4.9.0 from trunk (r208799).
Change-Id: I48a3c08bb98542aa215912a75f03c0890e497dba
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+/* Definitions for Unix assembler syntax for the Intel 80386.
+ Copyright (C) 1988-2014 Free Software Foundation, Inc.
+
+This file is part of GCC.
+
+GCC is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 3, or (at your option)
+any later version.
+
+GCC 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 General Public License for more details.
+
+Under Section 7 of GPL version 3, you are granted additional
+permissions described in the GCC Runtime Library Exception, version
+3.1, as published by the Free Software Foundation.
+
+You should have received a copy of the GNU General Public License and
+a copy of the GCC Runtime Library Exception along with this program;
+see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
+<http://www.gnu.org/licenses/>. */
+
+/* This file defines the aspects of assembler syntax
+ that are the same for all the i386 Unix systems
+ (though they may differ in non-Unix systems). */
+
+/* Define macro used to output shift-double opcodes when the shift
+ count is in %cl. Some assemblers require %cl as an argument;
+ some don't. This macro controls what to do: by default, don't
+ print %cl. */
+#define SHIFT_DOUBLE_OMITS_COUNT 1
+
+/* Define the syntax of pseudo-ops, labels and comments. */
+
+/* String containing the assembler's comment-starter.
+ Note the trailing space is necessary in case the character
+ that immediately follows the comment is '*'. If this happens
+ and the space is not there the assembler will interpret this
+ as the start of a C-like slash-star comment and complain when
+ there is no terminator. */
+
+#define ASM_COMMENT_START "/ "
+
+/* Output to assembler file text saying following lines
+ may contain character constants, extra white space, comments, etc. */
+
+#define ASM_APP_ON "/APP\n"
+
+/* Output to assembler file text saying following lines
+ no longer contain unusual constructs. */
+
+#define ASM_APP_OFF "/NO_APP\n"
+
+/* Output before read-only data. */
+
+#define TEXT_SECTION_ASM_OP "\t.text"
+
+/* Output before writable (initialized) data. */
+
+#define DATA_SECTION_ASM_OP "\t.data"
+
+/* Output before writable (uninitialized) data. */
+
+#define BSS_SECTION_ASM_OP "\t.bss"
+
+/* Globalizing directive for a label. */
+#define GLOBAL_ASM_OP "\t.globl\t"
+
+/* By default, target has a 80387, uses IEEE compatible arithmetic,
+ and returns float values in the 387. */
+#undef TARGET_SUBTARGET_DEFAULT
+#define TARGET_SUBTARGET_DEFAULT \
+ (MASK_80387 | MASK_IEEE_FP | MASK_FLOAT_RETURNS)
+
+/* By default, 64-bit mode uses 128-bit long double. */
+#undef TARGET_SUBTARGET64_DEFAULT
+#define TARGET_SUBTARGET64_DEFAULT \
+ MASK_128BIT_LONG_DOUBLE