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41 lines
973 B
41 lines
973 B
; Copyright 2002-2019 Intel Corporation.
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;
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; This software is provided to you as Sample Source Code as defined in the accompanying
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; End User License Agreement for the Intel(R) Software Development Products ("Agreement")
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; section 1.L.
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;
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; This software and the related documents are provided as is, with no express or implied
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; warranties, other than those that are expressly stated in the License.
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include asm_macros.inc
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PROLOGUE
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PUBLIC getFlags
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PUBLIC modifyFlags
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.code
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modifyFlags PROC EXPORT
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ret
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modifyFlags ENDP
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; Sets the flags register to the first argument of this function
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; then call modifyFlags() and returns the value of the flags register
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; after the invocation.
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getFlags PROC
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BEGIN_STACK_FRAME
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NATIVE_SIZE_SUFFIX pushf
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mov RETURN_REG, PARAM1
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push RETURN_REG
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NATIVE_SIZE_SUFFIX popf
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call modifyFlags
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NATIVE_SIZE_SUFFIX pushf
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pop RETURN_REG
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NATIVE_SIZE_SUFFIX popf
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END_STACK_FRAME
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ret
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getFlags ENDP
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end
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