2bead79cfc
Signed-off-by: Yi Li <yi1.li@intel.com> Cc: Jiewen Yao <jiewen.yao@intel.com> Cc: Xiaoyu Lu <xiaoyu1.lu@intel.com> Cc: Guomin Jiang <guomin.jiang@intel.com> Reviewed-by: Jiewen Yao <jiewen.yao@intel.com> Acked-by: Ard Biesheuvel <ardb@kernel.org> Tested-by: Ard Biesheuvel <ardb@kernel.org> Tested-by: Brian J. Johnson <brian.johnson@hpe.com> Tested-by: Kenneth Lautner <klautner@microsoft.com>
38 lines
657 B
C
38 lines
657 B
C
/** @file
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64-bit Math Worker Function.
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The 32-bit versions of C compiler generate calls to library routines
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to handle 64-bit math. These functions use non-standard calling conventions.
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Copyright (c) 2019, Intel Corporation. All rights reserved.<BR>
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SPDX-License-Identifier: BSD-2-Clause-Patent
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**/
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/*
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* Floating point to integer conversion.
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*/
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__declspec(naked) void
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_ftol2 (
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void
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)
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{
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_asm {
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fistp qword ptr [esp-8]
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mov edx, [esp-4]
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mov eax, [esp-8]
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ret
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}
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}
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__declspec(naked) void
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_ftol2_sse (
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void
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)
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{
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_asm {
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fistp dword ptr [esp-4]
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mov eax,[esp-4]
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ret
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}
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}
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