From 1ad6c4a84f29757fb87ad6c535717625f1ff8e39 Mon Sep 17 00:00:00 2001 From: hselasky Date: Sun, 28 May 2017 10:46:34 +0000 Subject: [PATCH] MFC r318860: Declare the "snd_fxdiv_table" once. This shaves around 24Kbytes of binary data from sound.ko and the kernel. git-svn-id: svn://svn.freebsd.org/base/stable/8@319068 ccf9f872-aa2e-dd11-9fc8-001c23d0bc1f --- sys/dev/sound/pcm/buffer.c | 1 + sys/tools/sound/snd_fxdiv_gen.awk | 7 +++++-- 2 files changed, 6 insertions(+), 2 deletions(-) diff --git a/sys/dev/sound/pcm/buffer.c b/sys/dev/sound/pcm/buffer.c index a545d1006..5c0d58398 100644 --- a/sys/dev/sound/pcm/buffer.c +++ b/sys/dev/sound/pcm/buffer.c @@ -35,6 +35,7 @@ #include "feeder_if.h" #define SND_USE_FXDIV +#define SND_DECLARE_FXDIV #include "snd_fxdiv_gen.h" SND_DECLARE_FILE("$FreeBSD$"); diff --git a/sys/tools/sound/snd_fxdiv_gen.awk b/sys/tools/sound/snd_fxdiv_gen.awk index 2e1d3a545..6e869d071 100644 --- a/sys/tools/sound/snd_fxdiv_gen.awk +++ b/sys/tools/sound/snd_fxdiv_gen.awk @@ -108,7 +108,10 @@ BEGIN { printf(" * 508 = SND_CHN_MAX * PCM_32_BPS, which is why....\n"); printf(" */\n\n"); - printf("static const uint32_t snd_fxdiv_table[][2] = {\n"); + printf("extern const uint32_t snd_fxdiv_table[%d][2];\n\n", SND_MAX_ALIGN + 1); + + printf("#ifdef SND_DECLARE_FXDIV\n"); + printf("const uint32_t snd_fxdiv_table[%d][2] = {\n", SND_MAX_ALIGN + 1); for (i = 1; i <= SND_MAX_ALIGN; i++) { if (aligns[i] != 1) @@ -120,7 +123,7 @@ BEGIN { i, r["mul"], r["shift"]); } - printf("};\n\n"); + printf("};\n#endif\n\n"); printf("#define SND_FXDIV_MAX\t\t0x%08x\n", FXONE); printf("#define SND_FXDIV(x, y)\t\t(((uint32_t)(x) *\t\t\t\\\n"); -- 2.42.0