diff options
Diffstat (limited to 'pixman')
| -rw-r--r-- | pixman/pixman/pixman-cpu.c | 56 |
1 files changed, 44 insertions, 12 deletions
diff --git a/pixman/pixman/pixman-cpu.c b/pixman/pixman/pixman-cpu.c index dff27d1ea..4172e52f6 100644 --- a/pixman/pixman/pixman-cpu.c +++ b/pixman/pixman/pixman-cpu.c @@ -244,6 +244,43 @@ pixman_have_arm_neon (void) #endif /* USE_ARM_NEON */ +#elif defined (__linux__) || defined(__ANDROID__) || defined(ANDROID) /* linux ELF or ANDROID */ + +static pixman_bool_t arm_has_v7 = FALSE; +static pixman_bool_t arm_has_v6 = FALSE; +static pixman_bool_t arm_has_vfp = FALSE; +static pixman_bool_t arm_has_neon = FALSE; +static pixman_bool_t arm_has_iwmmxt = FALSE; +static pixman_bool_t arm_tests_initialized = FALSE; + +#if defined(__ANDROID__) || defined(ANDROID) /* Android device support */ + +#include <cpu-features.h> + +static void +pixman_arm_read_auxv_or_cpu_features () +{ + AndroidCpuFamily cpu_family; + uint64_t cpu_features; + + cpu_family = android_getCpuFamily(); + cpu_features = android_getCpuFeatures(); + + if (cpu_family == ANDROID_CPU_FAMILY_ARM) + { + if (cpu_features & ANDROID_CPU_ARM_FEATURE_ARMv7) + arm_has_v7 = TRUE; + + if (cpu_features & ANDROID_CPU_ARM_FEATURE_VFPv3) + arm_has_vfp = TRUE; + + if (cpu_features & ANDROID_CPU_ARM_FEATURE_NEON) + arm_has_neon = TRUE; + } + + arm_tests_initialized = TRUE; +} + #elif defined (__linux__) /* linux ELF */ #include <stdlib.h> @@ -255,15 +292,8 @@ pixman_have_arm_neon (void) #include <string.h> #include <elf.h> -static pixman_bool_t arm_has_v7 = FALSE; -static pixman_bool_t arm_has_v6 = FALSE; -static pixman_bool_t arm_has_vfp = FALSE; -static pixman_bool_t arm_has_neon = FALSE; -static pixman_bool_t arm_has_iwmmxt = FALSE; -static pixman_bool_t arm_tests_initialized = FALSE; - static void -pixman_arm_read_auxv () +pixman_arm_read_auxv_or_cpu_features () { int fd; Elf32_auxv_t aux; @@ -304,12 +334,14 @@ pixman_arm_read_auxv () arm_tests_initialized = TRUE; } +#endif /* Linux elf */ + #if defined(USE_ARM_SIMD) pixman_bool_t pixman_have_arm_simd (void) { if (!arm_tests_initialized) - pixman_arm_read_auxv (); + pixman_arm_read_auxv_or_cpu_features (); return arm_has_v6; } @@ -321,7 +353,7 @@ pixman_bool_t pixman_have_arm_neon (void) { if (!arm_tests_initialized) - pixman_arm_read_auxv (); + pixman_arm_read_auxv_or_cpu_features (); return arm_has_neon; } @@ -333,14 +365,14 @@ pixman_bool_t pixman_have_arm_iwmmxt (void) { if (!arm_tests_initialized) - pixman_arm_read_auxv (); + pixman_arm_read_auxv_or_cpu_features (); return arm_has_iwmmxt; } #endif /* USE_ARM_IWMMXT */ -#else /* linux ELF */ +#else /* !_MSC_VER && !Linux elf && !Android */ #define pixman_have_arm_simd() FALSE #define pixman_have_arm_neon() FALSE |