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Commit 9a2c14b2 authored Aug 13, 2012 by Ard Biesheuvel

hardening: eliminate text relocations from mp3

Change-Id: I671ed4c8c7bb15172a8b64d513e2844319495102

parent 74bc3e13

media/libstagefright/codecs/mp3dec/src/asm/pvmp3_dct_16_gcc.s

+4 −2

Original line number	Diff line number	Diff line
		@@ -369,7 +369,9 @@ pvmp3_merge_in_place_N32:

		pvmp3_split:
		stmfd sp!,{r4,r5,lr}
		ldr r2,constant16
		adr r1,constant16
		ldr r2,[r1]
		add r2,r1
		sub r1,r0,#4
		mov r3,#3
		loop1:
		@@ -449,7 +451,7 @@ constant14:
		constant15:
		.word 0x5a827980
		constant16:
		.word CosTable_dct32 + 60
		.word (CosTable_dct32 + 60)-constant16

media/libstagefright/codecs/mp3dec/src/asm/pvmp3_mdct_18_gcc.s

+1 −3

Original line number	Diff line number	Diff line
		@@ -43,7 +43,7 @@
		pvmp3_mdct_18:
		stmfd sp!,{r4-r11,lr}
		mov r7,r2
		ldr r2,table
		adr r2,constdata$1
		mov r6,r1
		add r3,r2,#0x24
		add r12,r3,#0x44
		@@ -321,8 +321,6 @@ Loop_2:
		smull r2,r1,r0,r1
		str r1,[r6,#0x3c]
		ldmfd sp!,{r4-r11,pc}
		table:
		.word constdata$1

		@------------------------------------------------------------------------------

media/libstagefright/codecs/mp3dec/src/asm/pvmp3_polyphase_filter_window_gcc.s

+4 −2

Original line number	Diff line number	Diff line
		@@ -46,8 +46,10 @@ pvmp3_polyphase_filter_window:
		stmfd sp!,{r0-r2,r4-r11,lr}

		sub sp,sp,#4
		adr r2,PolyPh_filter_coeff
		ldr r1,[r2]
		add r1,r2
		ldr r2,[sp,#0xc]
		ldr r1,PolyPh_filter_coeff

		sub r2,r2,#1
		mov r10,#1
		@@ -224,7 +226,7 @@ PolyPh_filter_loop2:
		ldmfd sp!,{r4-r11,pc}

		PolyPh_filter_coeff:
		.word pqmfSynthWin
		.word pqmfSynthWin-PolyPh_filter_coeff
		LOW_16BITS:
		.word 0x00007fff