aarch64: assembler in clang-3.4 ignores the division by two

Values are positive powers of two, so just replace it with right shift.
11 years ago · 9aa4592076
parent 1839fafa95
commit 9aa4592076
1 changed files with 1 additions and 1 deletions
--- a/libavcodec/aarch64/fft_neon.S
+++ b/libavcodec/aarch64/fft_neon.S
@ -348,7 +348,7 @@ function fft\n\()_neon  align=6
        sub             x0,  x28, #\n4*2*8
        ldp             x28, x30, [sp], #16
        movrel          x4,  X(ff_cos_\n)
-        mov             x2,  #\n4/2
+        mov             x2,  #\n4>>1
        b               fft_pass_neon
 endfunc
 .endm