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author | Tomer Shalev <shalev.tomer@gmail.com> | 2010-01-17 22:03:36 +0000 |
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committer | Tomer Shalev <shalev.tomer@gmail.com> | 2010-01-17 22:03:36 +0000 |
commit | 563f2602f471208cb8544a36539a79dcceaad643 (patch) | |
tree | 0d78bda3fcd3ee085b2be88b9eba9255e22f4e6c /apps/plugins/fractals/cpu_arm.h | |
parent | d8123629058c534835058f2db94ba1c2636408e2 (diff) | |
download | rockbox-563f2602f471208cb8544a36539a79dcceaad643.tar.gz rockbox-563f2602f471208cb8544a36539a79dcceaad643.zip |
Fractals: Have helper functions in header file to keep them inlined
- Should fix performance degradation caused because of the split
- Thanks for all who noticed (amiconn et al.)
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@24266 a1c6a512-1295-4272-9138-f99709370657
Diffstat (limited to 'apps/plugins/fractals/cpu_arm.h')
-rw-r--r-- | apps/plugins/fractals/cpu_arm.h | 17 |
1 files changed, 16 insertions, 1 deletions
diff --git a/apps/plugins/fractals/cpu_arm.h b/apps/plugins/fractals/cpu_arm.h index 51a3718f66..ea4595b7d2 100644 --- a/apps/plugins/fractals/cpu_arm.h +++ b/apps/plugins/fractals/cpu_arm.h | |||
@@ -22,6 +22,21 @@ | |||
22 | #ifndef _CPU_ARM_H | 22 | #ifndef _CPU_ARM_H |
23 | #define _CPU_ARM_H | 23 | #define _CPU_ARM_H |
24 | 24 | ||
25 | inline long muls32_asr26(long a, long b); | 25 | inline static long muls32_asr26(long a, long b) |
26 | { | ||
27 | long r, t1; | ||
28 | asm ( | ||
29 | "smull %[r], %[t1], %[a], %[b] \n" | ||
30 | "mov %[r], %[r], lsr #26 \n" | ||
31 | "orr %[r], %[r], %[t1], lsl #6 \n" | ||
32 | : /* outputs */ | ||
33 | [r] "=&r,&r,&r"(r), | ||
34 | [t1]"=&r,&r,&r"(t1) | ||
35 | : /* inputs */ | ||
36 | [a] "%r,%r,%r" (a), | ||
37 | [b] "r,0,1" (b) | ||
38 | ); | ||
39 | return r; | ||
40 | } | ||
26 | 41 | ||
27 | #endif | 42 | #endif |