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151 lines
3.3 KiB
151 lines
3.3 KiB
/*
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* 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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*/
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#include <asm_macros.h>
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.text
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# Set XMM0-7 to 0
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DECLARE_FUNCTION_AS(CleanXmms)
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CleanXmms:
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BEGIN_STACK_FRAME
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xorpd %xmm0, %xmm0
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xorpd %xmm1, %xmm1
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xorpd %xmm2, %xmm2
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xorpd %xmm3, %xmm3
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xorpd %xmm4, %xmm4
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xorpd %xmm5, %xmm5
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xorpd %xmm6, %xmm6
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xorpd %xmm7, %xmm7
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END_STACK_FRAME
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ret
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# Store XMM0-7 into buffer pointer by first function argument
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DECLARE_FUNCTION_AS(SaveXmms)
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SaveXmms:
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BEGIN_STACK_FRAME
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mov PARAM1, SCRATCH_REG1
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movdqu %xmm0, (SCRATCH_REG1)
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movdqu %xmm1, 16(SCRATCH_REG1)
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movdqu %xmm2, 32(SCRATCH_REG1)
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movdqu %xmm3, 48(SCRATCH_REG1)
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movdqu %xmm4, 64(SCRATCH_REG1)
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movdqu %xmm5, 80(SCRATCH_REG1)
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movdqu %xmm6, 96(SCRATCH_REG1)
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movdqu %xmm7, 112(SCRATCH_REG1)
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END_STACK_FRAME
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ret
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# Scramble XMM0-7 registers
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DECLARE_FUNCTION_AS(ScrambleXmms)
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ScrambleXmms:
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BEGIN_STACK_FRAME
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#if defined(TARGET_IA32E)
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mov $0x0001020304050607, SCRATCH_REG1
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mov $0x08090a0b0c0d0e0f, SCRATCH_REG2
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movq SCRATCH_REG1, %xmm0
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pinsrq $1, SCRATCH_REG2, %xmm0
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movq SCRATCH_REG1, %xmm1
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pinsrq $1, SCRATCH_REG2, %xmm1
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movq SCRATCH_REG1, %xmm2
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pinsrq $1, SCRATCH_REG2, %xmm2
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movq SCRATCH_REG1, %xmm3
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pinsrq $1, SCRATCH_REG2, %xmm3
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movq SCRATCH_REG1, %xmm4
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pinsrq $1, SCRATCH_REG2, %xmm4
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movq SCRATCH_REG1, %xmm5
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pinsrq $1, SCRATCH_REG2, %xmm5
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movq SCRATCH_REG1, %xmm6
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pinsrq $1, SCRATCH_REG2, %xmm6
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movq SCRATCH_REG1, %xmm7
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pinsrq $1, SCRATCH_REG2, %xmm7
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#else
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mov $0x00010203, SCRATCH_REG1
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mov $0x04050607, SCRATCH_REG2
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mov $0x08090a0b, SCRATCH_REG3
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push CALLEE_SAVE_REG1
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mov $0x0c0d0e0f, CALLEE_SAVE_REG1
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movd SCRATCH_REG1, %xmm0
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pinsrd $1, SCRATCH_REG2, %xmm0
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pinsrd $2, SCRATCH_REG3, %xmm0
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pinsrd $3, CALLEE_SAVE_REG1, %xmm0
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movd SCRATCH_REG1, %xmm1
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pinsrd $1, SCRATCH_REG2, %xmm1
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pinsrd $2, SCRATCH_REG3, %xmm1
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pinsrd $3, CALLEE_SAVE_REG1, %xmm1
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movd SCRATCH_REG1, %xmm2
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pinsrd $1, SCRATCH_REG2, %xmm2
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pinsrd $2, SCRATCH_REG3, %xmm2
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pinsrd $3, CALLEE_SAVE_REG1, %xmm2
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movd SCRATCH_REG1, %xmm3
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pinsrd $1, SCRATCH_REG2, %xmm3
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pinsrd $2, SCRATCH_REG3, %xmm3
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pinsrd $3, CALLEE_SAVE_REG1, %xmm3
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movd SCRATCH_REG1, %xmm4
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pinsrd $1, SCRATCH_REG2, %xmm4
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pinsrd $2, SCRATCH_REG3, %xmm4
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pinsrd $3, CALLEE_SAVE_REG1, %xmm4
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movd SCRATCH_REG1, %xmm5
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pinsrd $1, SCRATCH_REG2, %xmm5
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pinsrd $2, SCRATCH_REG3, %xmm5
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pinsrd $3, CALLEE_SAVE_REG1, %xmm5
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movd SCRATCH_REG1, %xmm6
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pinsrd $1, SCRATCH_REG2, %xmm6
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pinsrd $2, SCRATCH_REG3, %xmm6
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pinsrd $3, CALLEE_SAVE_REG1, %xmm6
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movd SCRATCH_REG1, %xmm7
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pinsrd $1, SCRATCH_REG2, %xmm7
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pinsrd $2, SCRATCH_REG3, %xmm7
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pinsrd $3, CALLEE_SAVE_REG1, %xmm7
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pop CALLEE_SAVE_REG1
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#endif
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END_STACK_FRAME
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ret
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# Do nothing
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DECLARE_FUNCTION_AS(DoNothing)
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DoNothing:
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BEGIN_STACK_FRAME
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nop
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END_STACK_FRAME
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ret |