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fft: rename "z" to "zc" to prevent name collision.

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Without this, cglobal will expand "z" to "zh" to access the high byte
in a register's word, which causes a name collision with the ZH(x) macro
further up in this file.
This commit is contained in:
Ronald S. Bultje 2012-07-28 08:20:19 -07:00
parent c1d865d563
commit b3c5ae5607
1 changed files with 9 additions and 9 deletions
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18
libavcodec/x86/fft_mmx.asm
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@ -516,23 +516,23 @@ INIT_MMX 3dnow
FFT48_3DN
%define Z(x) [zq + o1q*(x&6) + mmsize*(x&1)]
%define Z2(x) [zq + o3q + mmsize*(x&1)]
%define ZH(x) [zq + o1q*(x&6) + mmsize*(x&1) + mmsize/2]
%define Z2H(x) [zq + o3q + mmsize*(x&1) + mmsize/2]
%define Z(x) [zcq + o1q*(x&6) + mmsize*(x&1)]
%define Z2(x) [zcq + o3q + mmsize*(x&1)]
%define ZH(x) [zcq + o1q*(x&6) + mmsize*(x&1) + mmsize/2]
%define Z2H(x) [zcq + o3q + mmsize*(x&1) + mmsize/2]
%macro DECL_PASS 2+ ; name, payload
align 16
%1:
DEFINE_ARGS z, w, n, o1, o3
DEFINE_ARGS zc, w, n, o1, o3
lea o3q, [nq*3]
lea o1q, [nq*8]
shl o3q, 4
.loop:
%2
add zq, mmsize*2
add wq, mmsize
sub nd, mmsize/8
add zcq, mmsize*2
add wq, mmsize
sub nd, mmsize/8
jg .loop
rep ret
%endmacro
@ -747,7 +747,7 @@ section .text
; On x86_32, this function does the register saving and restoring for all of fft.
; The others pass args in registers and don't spill anything.
cglobal fft_dispatch%2, 2,5,8, z, nbits
cglobal fft_dispatch%2, 2,5,8, zc, nbits
FFT_DISPATCH fullsuffix, nbits
RET
%endmacro ; DECL_FFT