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Lay the groundwork for 32-bit AVX2 SIMD support

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This commit is contained in:
DRC
2016-07-05 16:19:26 -05:00
parent b5426c52c0
commit 7ee3ce9ada
45 changed files with 196 additions and 164 deletions
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9
simd/jidctint-mmx.asm
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@@ -2,6 +2,7 @@
; jidctint.asm - accurate integer IDCT (MMX)
;
; Copyright 2009 Pierre Ossman <ossman@cendio.se> for Cendio AB
; Copyright (C) 2016, D. R. Commander.
;
; Based on the x86 SIMD extension for IJG JPEG library
; Copyright (C) 1999-2006, MIYASAKA Masaru.
@@ -64,7 +65,7 @@ F_3_072 equ DESCALE(3299298341,30-CONST_BITS) ; FIX(3.072711026)
; --------------------------------------------------------------------------
SECTION SEG_CONST
alignz 16
alignz 32
global EXTN(jconst_idct_islow_mmx)
EXTN(jconst_idct_islow_mmx):
@@ -81,7 +82,7 @@ PD_DESCALE_P1 times 2 dd 1 << (DESCALE_P1-1)
PD_DESCALE_P2 times 2 dd 1 << (DESCALE_P2-1)
PB_CENTERJSAMP times 8 db CENTERJSAMPLE
alignz 16
alignz 32
; --------------------------------------------------------------------------
SECTION SEG_TEXT
@@ -105,7 +106,7 @@ PB_CENTERJSAMP times 8 db CENTERJSAMPLE
%define workspace wk(0)-DCTSIZE2*SIZEOF_JCOEF
; JCOEF workspace[DCTSIZE2]
align 16
align 32
global EXTN(jsimd_idct_islow_mmx)
EXTN(jsimd_idct_islow_mmx):
@@ -848,4 +849,4 @@ EXTN(jsimd_idct_islow_mmx):
; For some reason, the OS X linker does not honor the request to align the
; segment unless we do this.
align 16
align 32