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Commit f429ff70 authored by Ben Cheng's avatar Ben Cheng Committed by Android (Google) Code Review
Browse files

Merge "Preserve NEON callee-save registers d8-d15."

parents 9413752f 44094486

media/libstagefright/codecs/aacenc/src/asm/ARMV7/PrePostMDCT_v7.s

+12 −1
Original line number Diff line number Diff line
@@ -23,9 +23,13 @@ 


	.section .text

	.global	PreMDCT

	.fnstart



PreMDCT:

	stmdb     sp!, {r4 - r11, lr}

	.save	  {r4 - r11, lr}

	fstmfdd   sp!, {d8 - d15}

	.vsave	  {d8 - d15}



	add         r9, r0, r1, lsl #2

	sub         r3, r9, #32
@@ -74,14 +78,20 @@ PreMDCT_LOOP: 
	bne       	PreMDCT_LOOP



PreMDCT_END:

	fldmfdd   sp!, {d8 - d15}

	ldmia     sp!, {r4 - r11, pc}

	@ENDP  @ |PreMDCT|

	.fnend



	.section .text

	.global	PostMDCT

	.fnstart



PostMDCT:

	stmdb     sp!, {r4 - r11, lr}

	.save	  {r4 - r11, lr}

	fstmfdd   sp!, {d8 - d15}

	.vsave	  {d8 - d15}



	add         r9, r0, r1, lsl #2

	sub         r3, r9, #32
@@ -129,7 +139,8 @@ PostMDCT_LOOP: 
	bne       	PostMDCT_LOOP



PostMDCT_END:

	fldmfdd   sp!, {d8 - d15}

	ldmia     sp!, {r4 - r11, pc}



	@ENDP  		@ |PostMDCT|

	.end
 
	.fnend

media/libstagefright/codecs/aacenc/src/asm/ARMV7/R4R8First_v7.s

+12 −1
Original line number Diff line number Diff line
@@ -23,9 +23,13 @@ 


	.section .text

	.global	Radix8First

	.fnstart



Radix8First:

	stmdb     		sp!, {r4 - r11, lr}

	.save	  		{r4 - r11, lr}

	fstmfdd   		sp!, {d8 - d15}

	.vsave	  		{d8 - d15}



	ldr       		r3, SQRT1_2

	cmp       		r1, #0
@@ -103,17 +107,23 @@ Radix8First_LOOP: 
	bne       			Radix8First_LOOP



Radix8First_END:

	fldmfdd   sp!, {d8 - d15}

	ldmia     sp!, {r4 - r11, pc}

SQRT1_2:

	.word      0x2d413ccd



	@ENDP  @ |Radix8First|

	.fnend



	.section .text

	.global	Radix4First

	.fnstart



Radix4First:

	stmdb     	sp!, {r4 - r11, lr}

	.save	  	{r4 - r11, lr}

	fstmfdd   	sp!, {d8 - d15}

	.vsave	  	{d8 - d15}



	cmp       	r1, #0

	beq       	Radix4First_END
@@ -140,7 +150,8 @@ Radix4First_LOOP: 
	bne       		Radix4First_LOOP



Radix4First_END:

	fldmfdd   		sp!, {d8 - d15}

	ldmia    		sp!, {r4 - r11, pc}



	@ENDP  @ |Radix4First|

	.end
 
	.fnend

media/libstagefright/codecs/aacenc/src/asm/ARMV7/Radix4FFT_v7.s

+6 −1
Original line number Diff line number Diff line
@@ -23,9 +23,13 @@ 


	.section .text

	.global	Radix4FFT

	.fnstart



Radix4FFT:

	stmdb    sp!, {r4 - r11, lr}

	.save	 {r4 - r11, lr}

	fstmfdd  sp!, {d8 - d15}

	.vsave	 {d8 - d15}



	mov			r1, r1, asr #2

	cmp     	r1, #0
@@ -137,7 +141,8 @@ Radix4FFT_LOOP1_END: 
	bne     			Radix4FFT_LOOP1



Radix4FFT_END:

	fldmfdd   			sp!, {d8 - d15}

	ldmia   			sp!, {r4 - r11, pc}



	@ENDP  @ |Radix4FFT|

	.end
 
	.fnend