mirror of https://github.com/acidanthera/audk.git
48 lines
1.5 KiB
NASM
48 lines
1.5 KiB
NASM
//------------------------------------------------------------------------------
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//
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// Copyright (c) 2015, Linaro Limited. All rights reserved.
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//
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// This program and the accompanying materials
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// are licensed and made available under the terms and conditions of the BSD License
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// which accompanies this distribution. The full text of the license may be found at
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// http://opensource.org/licenses/bsd-license.php
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//
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// THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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// WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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//
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//------------------------------------------------------------------------------
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EXPORT __aeabi_cdrcmple
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EXPORT __aeabi_cdcmpeq
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EXPORT __aeabi_cdcmple
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IMPORT _softfloat_float64_eq
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IMPORT _softfloat_float64_lt
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AREA __aeabi_cdcmp, CODE, READONLY
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PRESERVE8
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__aeabi_cdrcmple
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MOV IP, R0
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MOV R0, R2
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MOV R2, IP
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MOV IP, R1
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MOV R1, R3
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MOV R3, IP
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__aeabi_cdcmpeq
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__aeabi_cdcmple
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PUSH {R0 - R3, IP, LR}
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BL _softfloat_float64_eq
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SUB IP, R0, #1
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CMP IP, #0 // sets C and Z if R0 == 1
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POPEQ {R0 - R3, IP, PC}
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LDM SP, {R0 - R3}
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BL _softfloat_float64_lt
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SUB IP, R0, #1
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CMP IP, #1 // sets C if R0 == 0
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POP {R0 - R3, IP, PC}
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END
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