47 lines
1.3 KiB
C
47 lines
1.3 KiB
C
/* Definitions for Sequent Intel 386 using GAS.
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Copyright (C) 1992 Free Software Foundation, Inc.
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/* Mostly it's like a Sequent 386 without GAS. */
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#include "i386/sequent.h"
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/* A C statement or statements which output an assembler instruction
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opcode to the stdio stream STREAM. The macro-operand PTR is a
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variable of type `char *' which points to the opcode name in its
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"internal" form--the form that is written in the machine description.
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GAS version 1.38.1 doesn't understand the `repz' opcode mnemonic.
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So use `repe' instead. */
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#undef ASM_OUTPUT_OPCODE
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#define ASM_OUTPUT_OPCODE(STREAM, PTR) \
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{ \
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if ((PTR)[0] == 'r' \
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&& (PTR)[1] == 'e' \
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&& (PTR)[2] == 'p') \
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{ \
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if ((PTR)[3] == 'z') \
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{ \
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fprintf (STREAM, "repe"); \
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(PTR) += 4; \
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} \
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else if ((PTR)[3] == 'n' && (PTR)[4] == 'z') \
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{ \
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fprintf (STREAM, "repne"); \
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(PTR) += 5; \
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} \
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} \
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}
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/* Define macro used to output shift-double opcodes when the shift
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count is in %cl. Some assemblers require %cl as an argument;
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some don't.
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GAS requires the %cl argument, so override i386/unix.h. */
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#undef SHIFT_DOUBLE_OMITS_COUNT
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#define SHIFT_DOUBLE_OMITS_COUNT 0
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/* Print opcodes the way that GAS expects them. */
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#define GAS_MNEMONICS 1
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