diff options
| author | Mika Lindqvist <postmaster@raasu.org> | 2018-03-13 11:26:19 +0200 |
|---|---|---|
| committer | Hans Kristian Rosbach <hk-github@circlestorm.org> | 2018-10-30 12:36:32 +0100 |
| commit | e7e80f4cd22346a2ea3cadad57ed574078aa5576 (patch) | |
| tree | 9b4c67eace11668d1ff3d2903219c835c1eda075 /arch/arm/insert_string_acle.c | |
| parent | bf1da691b2e18928e51b6d95214ffcf6735e10bb (diff) | |
[ARM/AArch64] Add run-time detection of ACLE and NEON instructions under Linux.
* Use getauxval() to check support for ACLE CRC32 instructions
* Allow disabling CRC32 instruction check
Diffstat (limited to 'arch/arm/insert_string_acle.c')
| -rw-r--r-- | arch/arm/insert_string_acle.c | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/arch/arm/insert_string_acle.c b/arch/arm/insert_string_acle.c index 49f11cb..563100b 100644 --- a/arch/arm/insert_string_acle.c +++ b/arch/arm/insert_string_acle.c @@ -5,10 +5,9 @@ * */ -#include "zbuild.h" -#ifdef __ARM_FEATURE_CRC32 +#if defined(__ARM_FEATURE_CRC32) && defined(ARM_ACLE_CRC_HASH) #include <arm_acle.h> -#endif +#include "zbuild.h" #include "deflate.h" /* =========================================================================== @@ -19,7 +18,6 @@ * input characters and the first MIN_MATCH bytes of str are valid * (except for the last MIN_MATCH-1 bytes of the input file). */ -#ifdef ARM_ACLE_CRC_HASH Pos insert_string_acle(deflate_state *const s, const Pos str, unsigned int count) { Pos p, lp, ret; |