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Merge branch 'next' of https://github.com/gnss-sdr/gnss-sdr into next

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This commit is contained in:
Carles Fernandez 2018-03-03 12:50:03 +01:00
commit f6b7e1812b
10 changed files with 197 additions and 236 deletions
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3
CONTRIBUTING.md
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@ -128,8 +128,7 @@ $ git pull --rebase upstream next
### How to submit a pull request ### How to submit a pull request
Before submitting you code, please be sure to apply clang-format Before submitting you code, please be sure to [apply clang-format](http://gnss-sdr.org/coding-style/#use-tools-for-automated-code-formatting).
(see http://gnss-sdr.org/coding-style/#use-tools-for-automated-code-formatting).
When the contribution is ready, you can [submit a pull When the contribution is ready, you can [submit a pull
request](https://github.com/gnss-sdr/gnss-sdr/compare/). Head to your request](https://github.com/gnss-sdr/gnss-sdr/compare/). Head to your

193
src/algorithms/libs/volk_gnsssdr_module/volk_gnsssdr/tmpl/volk_gnsssdr.tmpl.c
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@ -31,90 +31,80 @@ static intptr_t __alignment_mask = 0;
struct volk_gnsssdr_machine *get_machine(void) struct volk_gnsssdr_machine *get_machine(void)
{ {
extern struct volk_gnsssdr_machine *volk_gnsssdr_machines[]; extern struct volk_gnsssdr_machine *volk_gnsssdr_machines[];
extern unsigned int n_volk_gnsssdr_machines; extern unsigned int n_volk_gnsssdr_machines;
static struct volk_gnsssdr_machine *machine = NULL; static struct volk_gnsssdr_machine *machine = NULL;
if (machine != NULL) if(machine != NULL)
return machine; return machine;
else else {
{ unsigned int max_score = 0;
unsigned int max_score = 0; unsigned int i;
unsigned int i; struct volk_gnsssdr_machine *max_machine = NULL;
struct volk_gnsssdr_machine *max_machine = NULL; for(i=0; i<n_volk_gnsssdr_machines; i++) {
for (i = 0; i < n_volk_gnsssdr_machines; i++) if(!(volk_gnsssdr_machines[i]->caps & (~volk_gnsssdr_get_lvarch()))) {
{ if(volk_gnsssdr_machines[i]->caps > max_score) {
if (!(volk_gnsssdr_machines[i]->caps & (~volk_gnsssdr_get_lvarch()))) max_score = volk_gnsssdr_machines[i]->caps;
{ max_machine = volk_gnsssdr_machines[i];
if (volk_gnsssdr_machines[i]->caps > max_score)
{
max_score = volk_gnsssdr_machines[i]->caps;
max_machine = volk_gnsssdr_machines[i];
}
}
}
machine = max_machine;
//printf("Using Volk machine: %s\n", machine->name);
__alignment = machine->alignment;
__alignment_mask = (intptr_t)(__alignment - 1);
return machine;
} }
}
}
machine = max_machine;
//printf("Using Volk machine: %s\n", machine->name);
__alignment = machine->alignment;
__alignment_mask = (intptr_t)(__alignment-1);
return machine;
}
} }
void volk_gnsssdr_list_machines(void) void volk_gnsssdr_list_machines(void)
{ {
extern struct volk_gnsssdr_machine *volk_gnsssdr_machines[]; extern struct volk_gnsssdr_machine *volk_gnsssdr_machines[];
extern unsigned int n_volk_gnsssdr_machines; extern unsigned int n_volk_gnsssdr_machines;
unsigned int i; unsigned int i;
for (i = 0; i < n_volk_gnsssdr_machines; i++) for(i=0; i<n_volk_gnsssdr_machines; i++) {
{ if(!(volk_gnsssdr_machines[i]->caps & (~volk_gnsssdr_get_lvarch()))) {
if (!(volk_gnsssdr_machines[i]->caps & (~volk_gnsssdr_get_lvarch()))) printf("%s;", volk_gnsssdr_machines[i]->name);
{ }
printf("%s;", volk_gnsssdr_machines[i]->name); }
} printf("\n");
}
printf("\n");
} }
const char *volk_gnsssdr_get_machine(void) const char* volk_gnsssdr_get_machine(void)
{ {
extern struct volk_gnsssdr_machine *volk_gnsssdr_machines[]; extern struct volk_gnsssdr_machine *volk_gnsssdr_machines[];
extern unsigned int n_volk_gnsssdr_machines; extern unsigned int n_volk_gnsssdr_machines;
static struct volk_gnsssdr_machine *machine = NULL; static struct volk_gnsssdr_machine *machine = NULL;
if (machine != NULL) if(machine != NULL)
return machine->name; return machine->name;
else else {
{ unsigned int max_score = 0;
unsigned int max_score = 0; unsigned int i;
unsigned int i; struct volk_gnsssdr_machine *max_machine = NULL;
struct volk_gnsssdr_machine *max_machine = NULL; for(i=0; i<n_volk_gnsssdr_machines; i++) {
for (i = 0; i < n_volk_gnsssdr_machines; i++) if(!(volk_gnsssdr_machines[i]->caps & (~volk_gnsssdr_get_lvarch()))) {
{ if(volk_gnsssdr_machines[i]->caps > max_score) {
if (!(volk_gnsssdr_machines[i]->caps & (~volk_gnsssdr_get_lvarch()))) max_score = volk_gnsssdr_machines[i]->caps;
{ max_machine = volk_gnsssdr_machines[i];
if (volk_gnsssdr_machines[i]->caps > max_score)
{
max_score = volk_gnsssdr_machines[i]->caps;
max_machine = volk_gnsssdr_machines[i];
}
}
}
machine = max_machine;
return machine->name;
} }
}
}
machine = max_machine;
return machine->name;
}
} }
size_t volk_gnsssdr_get_alignment(void) size_t volk_gnsssdr_get_alignment(void)
{ {
get_machine(); //ensures alignment is set get_machine(); //ensures alignment is set
return __alignment; return __alignment;
} }
bool volk_gnsssdr_is_aligned(const void *ptr) bool volk_gnsssdr_is_aligned(const void *ptr)
{ {
return ((intptr_t)(ptr)&__alignment_mask) == 0; return ((intptr_t)(ptr) & __alignment_mask) == 0;
} }
#define LV_HAVE_GENERIC #define LV_HAVE_GENERIC
@ -123,12 +113,13 @@ bool volk_gnsssdr_is_aligned(const void *ptr)
%for kern in kernels: %for kern in kernels:
%if kern.has_dispatcher: %if kern.has_dispatcher:
#include <volk_gnsssdr/${kern.name}.h> //pulls in the dispatcher #include <volk_gnsssdr/${kern.name}.h> //pulls in the dispatcher
%endif %endif
static inline void __${kern.name}_d(${kern.arglist_full}) static inline void __${kern.name}_d(${kern.arglist_full})
{ {
% if kern.has_dispatcher : ${kern.name} _dispatcher(${kern.arglist_names}); %if kern.has_dispatcher:
${kern.name}_dispatcher(${kern.arglist_names});
return; return;
%endif %endif
@ -140,41 +131,41 @@ static inline void __${kern.name}_d(${kern.arglist_full})
%endfor %endfor
0<% end_open_parens = ')'*num_open_parens %>${end_open_parens} 0<% end_open_parens = ')'*num_open_parens %>${end_open_parens}
)){ )){
${kern.name} _a(${kern.arglist_names}); ${kern.name}_a(${kern.arglist_names});
} }
else{ else{
${kern.name} _u(${kern.arglist_names}); ${kern.name}_u(${kern.arglist_names});
} }
} }
static inline void __init_${kern.name}(void) static inline void __init_${kern.name}(void)
{ {
const char *name = get_machine()->${kern.name} _name; const char *name = get_machine()->${kern.name}_name;
const char **impl_names = get_machine()->${kern.name} _impl_names; const char **impl_names = get_machine()->${kern.name}_impl_names;
const int *impl_deps = get_machine()->${kern.name} _impl_deps; const int *impl_deps = get_machine()->${kern.name}_impl_deps;
const bool *alignment = get_machine()->${kern.name} _impl_alignment; const bool *alignment = get_machine()->${kern.name}_impl_alignment;
const size_t n_impls = get_machine()->${kern.name} _n_impls; const size_t n_impls = get_machine()->${kern.name}_n_impls;
const size_t index_a = volk_gnsssdr_rank_archs(name, impl_names, impl_deps, alignment, n_impls, true /*aligned*/); const size_t index_a = volk_gnsssdr_rank_archs(name, impl_names, impl_deps, alignment, n_impls, true/*aligned*/);
const size_t index_u = volk_gnsssdr_rank_archs(name, impl_names, impl_deps, alignment, n_impls, false /*unaligned*/); const size_t index_u = volk_gnsssdr_rank_archs(name, impl_names, impl_deps, alignment, n_impls, false/*unaligned*/);
${kern.name} _a = get_machine()->${kern.name} _impls[index_a]; ${kern.name}_a = get_machine()->${kern.name}_impls[index_a];
${kern.name} _u = get_machine()->${kern.name} _impls[index_u]; ${kern.name}_u = get_machine()->${kern.name}_impls[index_u];
assert(${kern.name} _a); assert(${kern.name}_a);
assert(${kern.name} _u); assert(${kern.name}_u);
${kern.name} = &__${kern.name} _d; ${kern.name} = &__${kern.name}_d;
} }
static inline void __${kern.name} _a(${kern.arglist_full}) static inline void __${kern.name}_a(${kern.arglist_full})
{ {
__init_${kern.name}(); __init_${kern.name}();
${kern.name} _a(${kern.arglist_names}); ${kern.name}_a(${kern.arglist_names});
} }
static inline void __${kern.name} _u(${kern.arglist_full}) static inline void __${kern.name}_u(${kern.arglist_full})
{ {
__init_${kern.name}(); __init_${kern.name}();
${kern.name} _u(${kern.arglist_names}); ${kern.name}_u(${kern.arglist_names});
} }
static inline void __${kern.name}(${kern.arglist_full}) static inline void __${kern.name}(${kern.arglist_full})
@ -183,32 +174,34 @@ static inline void __${kern.name}(${kern.arglist_full})
${kern.name}(${kern.arglist_names}); ${kern.name}(${kern.arglist_names});
} }
${kern.pname} ${kern.name} _a = &__${kern.name} _a; ${kern.pname} ${kern.name}_a = &__${kern.name}_a;
${kern.pname} ${kern.name} _u = &__${kern.name} _u; ${kern.pname} ${kern.name}_u = &__${kern.name}_u;
${kern.pname} ${kern.name} = &__${kern.name}; ${kern.pname} ${kern.name} = &__${kern.name};
void ${kern.name} _manual(${kern.arglist_full}, const char *impl_name) void ${kern.name}_manual(${kern.arglist_full}, const char* impl_name)
{ {
const int index = volk_gnsssdr_get_index( const int index = volk_gnsssdr_get_index(
get_machine()->${kern.name} _impl_names, get_machine()->${kern.name}_impl_names,
get_machine()->${kern.name} _n_impls, get_machine()->${kern.name}_n_impls,
impl_name); impl_name
get_machine()->${kern.name} _impls[index]( );
${kern.arglist_names}); get_machine()->${kern.name}_impls[index](
${kern.arglist_names}
);
} }
volk_gnsssdr_func_desc_t ${kern.name} _get_func_desc(void) volk_gnsssdr_func_desc_t ${kern.name}_get_func_desc(void) {
{ const char **impl_names = get_machine()->${kern.name}_impl_names;
const char **impl_names = get_machine()->${kern.name} _impl_names; const int *impl_deps = get_machine()->${kern.name}_impl_deps;
const int *impl_deps = get_machine()->${kern.name} _impl_deps; const bool *alignment = get_machine()->${kern.name}_impl_alignment;
const bool *alignment = get_machine()->${kern.name} _impl_alignment; const size_t n_impls = get_machine()->${kern.name}_n_impls;
const size_t n_impls = get_machine()->${kern.name} _n_impls;
volk_gnsssdr_func_desc_t desc = { volk_gnsssdr_func_desc_t desc = {
impl_names, impl_names,
impl_deps, impl_deps,
alignment, alignment,
n_impls}; n_impls
};
return desc; return desc;
} }
% endfor %endfor

14
src/algorithms/libs/volk_gnsssdr_module/volk_gnsssdr/tmpl/volk_gnsssdr.tmpl.h
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@ -42,7 +42,7 @@ typedef struct volk_gnsssdr_func_desc
VOLK_API void volk_gnsssdr_list_machines(void); VOLK_API void volk_gnsssdr_list_machines(void);
//! Returns the name of the machine this instance will use //! Returns the name of the machine this instance will use
VOLK_API const char *volk_gnsssdr_get_machine(void); VOLK_API const char* volk_gnsssdr_get_machine(void);
//! Get the machine alignment in bytes //! Get the machine alignment in bytes
VOLK_API size_t volk_gnsssdr_get_alignment(void); VOLK_API size_t volk_gnsssdr_get_alignment(void);
@ -74,19 +74,19 @@ VOLK_API bool volk_gnsssdr_is_aligned(const void *ptr);
extern VOLK_API ${kern.pname} ${kern.name}; extern VOLK_API ${kern.pname} ${kern.name};
//! A function pointer to the fastest aligned implementation //! A function pointer to the fastest aligned implementation
extern VOLK_API ${kern.pname} ${kern.name} _a; extern VOLK_API ${kern.pname} ${kern.name}_a;
//! A function pointer to the fastest unaligned implementation //! A function pointer to the fastest unaligned implementation
extern VOLK_API ${kern.pname} ${kern.name} _u; extern VOLK_API ${kern.pname} ${kern.name}_u;
//! Call into a specific implementation given by name //! Call into a specific implementation given by name
extern VOLK_API void ${kern.name} _manual(${kern.arglist_full}, const char *impl_name); extern VOLK_API void ${kern.name}_manual(${kern.arglist_full}, const char* impl_name);
//! Get description parameters for this kernel //! Get description parameters for this kernel
extern VOLK_API volk_gnsssdr_func_desc_t ${kern.name} _get_func_desc(void); extern VOLK_API volk_gnsssdr_func_desc_t ${kern.name}_get_func_desc(void);
% endfor %endfor
__VOLK_DECL_END __VOLK_DECL_END
#endif /*INCLUDED_VOLK_GNSSSDR_RUNTIME*/ #endif /*INCLUDED_VOLK_GNSSSDR_RUNTIME*/

3
src/algorithms/libs/volk_gnsssdr_module/volk_gnsssdr/tmpl/volk_gnsssdr_config_fixed.tmpl.h
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@ -21,8 +21,7 @@
%for i, arch in enumerate(archs): %for i, arch in enumerate(archs):
//#ifndef LV_${arch.name.upper()} //#ifndef LV_${arch.name.upper()}
#define LV_$ \ #define LV_${arch.name.upper()} ${i}
{arch.name.upper()} $ { i }
//#endif //#endif
%endfor %endfor

163
src/algorithms/libs/volk_gnsssdr_module/volk_gnsssdr/tmpl/volk_gnsssdr_cpu.tmpl.c
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@ -24,54 +24,50 @@
struct VOLK_CPU volk_gnsssdr_cpu; struct VOLK_CPU volk_gnsssdr_cpu;
#if defined(__i386__) || defined(__x86_64__) || defined(_M_IX86) || defined(_M_X64) #if defined(__i386__) || defined(__x86_64__) || defined(_M_IX86) || defined(_M_X64)
#define VOLK_CPU_x86 #define VOLK_CPU_x86
#endif #endif
#if defined(VOLK_CPU_x86) #if defined(VOLK_CPU_x86)
//implement get cpuid for gcc compilers using a system or local copy of cpuid.h //implement get cpuid for gcc compilers using a system or local copy of cpuid.h
#if defined(__GNUC__) #if defined(__GNUC__)
#include <cpuid.h> #include <cpuid.h>
#define cpuid_x86(op, r) __get_cpuid(op, (unsigned int *)r + 0, (unsigned int *)r + 1, (unsigned int *)r + 2, (unsigned int *)r + 3) #define cpuid_x86(op, r) __get_cpuid(op, (unsigned int *)r+0, (unsigned int *)r+1, (unsigned int *)r+2, (unsigned int *)r+3)
#define cpuid_x86_count(op, count, regs) __cpuid_count(op, count, *((unsigned int *)regs), *((unsigned int *)regs + 1), *((unsigned int *)regs + 2), *((unsigned int *)regs + 3)) #define cpuid_x86_count(op, count, regs) __cpuid_count(op, count, *((unsigned int*)regs), *((unsigned int*)regs+1), *((unsigned int*)regs+2), *((unsigned int*)regs+3))
/* Return Intel AVX extended CPU capabilities register. /* Return Intel AVX extended CPU capabilities register.
* This function will bomb on non-AVX-capable machines, so * This function will bomb on non-AVX-capable machines, so
* check for AVX capability before executing. * check for AVX capability before executing.
*/ */
#if ((__GNUC__ > 4 || __GNUC__ == 4 && __GNUC_MINOR__ >= 2) || (__clang_major__ >= 3)) && defined(HAVE_XGETBV) #if ((__GNUC__ > 4 || __GNUC__ == 4 && __GNUC_MINOR__ >= 2) || (__clang_major__ >= 3)) && defined(HAVE_XGETBV)
static inline unsigned long long _xgetbv(unsigned int index) static inline unsigned long long _xgetbv(unsigned int index){
{ unsigned int eax, edx;
unsigned int eax, edx; __VOLK_ASM __VOLK_VOLATILE ("xgetbv" : "=a"(eax), "=d"(edx) : "c"(index));
__VOLK_ASM __VOLK_VOLATILE("xgetbv" return ((unsigned long long)edx << 32) | eax;
: "=a"(eax), "=d"(edx) }
: "c"(index)); #define __xgetbv() _xgetbv(0)
return ((unsigned long long)edx << 32) | eax; #else
} #define __xgetbv() 0
#define __xgetbv() _xgetbv(0) #endif
#else
#define __xgetbv() 0
#endif
//implement get cpuid for MSVC compilers using __cpuid intrinsic //implement get cpuid for MSVC compilers using __cpuid intrinsic
#elif defined(_MSC_VER) && defined(HAVE_INTRIN_H) #elif defined(_MSC_VER) && defined(HAVE_INTRIN_H)
#include <intrin.h> #include <intrin.h>
#define cpuid_x86(op, r) __cpuid(((int *)r), op) #define cpuid_x86(op, r) __cpuid(((int*)r), op)
#if defined(_XCR_XFEATURE_ENABLED_MASK) #if defined(_XCR_XFEATURE_ENABLED_MASK)
#define __xgetbv() _xgetbv(_XCR_XFEATURE_ENABLED_MASK) #define __xgetbv() _xgetbv(_XCR_XFEATURE_ENABLED_MASK)
#else #else
#define __xgetbv() 0 #define __xgetbv() 0
#endif #endif
#else #else
#error "A get cpuid for volk_gnsssdr is not available on this compiler..." #error "A get cpuid for volk_gnsssdr is not available on this compiler..."
#endif //defined(__GNUC__) #endif //defined(__GNUC__)
#endif //defined(VOLK_CPU_x86) #endif //defined(VOLK_CPU_x86)
static inline unsigned int cpuid_count_x86_bit(unsigned int level, unsigned int count, unsigned int reg, unsigned int bit) static inline unsigned int cpuid_count_x86_bit(unsigned int level, unsigned int count, unsigned int reg, unsigned int bit) {
{
#if defined(VOLK_CPU_x86) #if defined(VOLK_CPU_x86)
unsigned int regs[4] = {0}; unsigned int regs[4] = {0};
cpuid_x86_count(level, count, regs); cpuid_x86_count(level, count, regs);
@ -81,11 +77,10 @@ static inline unsigned int cpuid_count_x86_bit(unsigned int level, unsigned int
#endif #endif
} }
static inline unsigned int cpuid_x86_bit(unsigned int reg, unsigned int op, unsigned int bit) static inline unsigned int cpuid_x86_bit(unsigned int reg, unsigned int op, unsigned int bit) {
{
#if defined(VOLK_CPU_x86) #if defined(VOLK_CPU_x86)
unsigned int regs[4]; unsigned int regs[4];
memset(regs, 0, sizeof(unsigned int) * 4); memset(regs, 0, sizeof(unsigned int)*4);
cpuid_x86(op, regs); cpuid_x86(op, regs);
return regs[reg] >> bit & 0x01; return regs[reg] >> bit & 0x01;
#else #else
@ -93,11 +88,10 @@ static inline unsigned int cpuid_x86_bit(unsigned int reg, unsigned int op, unsi
#endif #endif
} }
static inline unsigned int check_extended_cpuid(unsigned int val) static inline unsigned int check_extended_cpuid(unsigned int val) {
{
#if defined(VOLK_CPU_x86) #if defined(VOLK_CPU_x86)
unsigned int regs[4]; unsigned int regs[4];
memset(regs, 0, sizeof(unsigned int) * 4); memset(regs, 0, sizeof(unsigned int)*4);
cpuid_x86(0x80000000, regs); cpuid_x86(0x80000000, regs);
return regs[0] >= val; return regs[0] >= val;
#else #else
@ -105,8 +99,7 @@ static inline unsigned int check_extended_cpuid(unsigned int val)
#endif #endif
} }
static inline unsigned int get_avx_enabled(void) static inline unsigned int get_avx_enabled(void) {
{
#if defined(VOLK_CPU_x86) #if defined(VOLK_CPU_x86)
return __xgetbv() & 0x6; return __xgetbv() & 0x6;
#else #else
@ -114,8 +107,7 @@ static inline unsigned int get_avx_enabled(void)
#endif #endif
} }
static inline unsigned int get_avx2_enabled(void) static inline unsigned int get_avx2_enabled(void) {
{
#if defined(VOLK_CPU_x86) #if defined(VOLK_CPU_x86)
return __xgetbv() & 0x6; return __xgetbv() & 0x6;
#else #else
@ -125,30 +117,28 @@ static inline unsigned int get_avx2_enabled(void)
//neon detection is linux specific //neon detection is linux specific
#if defined(__arm__) && defined(__linux__) #if defined(__arm__) && defined(__linux__)
#include <asm/hwcap.h> #include <asm/hwcap.h>
#include <linux/auxvec.h> #include <linux/auxvec.h>
#include <stdio.h> #include <stdio.h>
#define VOLK_CPU_ARM #define VOLK_CPU_ARM
#endif #endif
static int has_neon(void) static int has_neon(void){
{
#if defined(VOLK_CPU_ARM) #if defined(VOLK_CPU_ARM)
FILE *auxvec_f; FILE *auxvec_f;
unsigned long auxvec[2]; unsigned long auxvec[2];
unsigned int found_neon = 0; unsigned int found_neon = 0;
auxvec_f = fopen("/proc/self/auxv", "rb"); auxvec_f = fopen("/proc/self/auxv", "rb");
if (!auxvec_f) return 0; if(!auxvec_f) return 0;
size_t r = 1; size_t r = 1;
//so auxv is basically 32b of ID and 32b of value //so auxv is basically 32b of ID and 32b of value
//so it goes like this //so it goes like this
while (!found_neon && r) while(!found_neon && r) {
{ r = fread(auxvec, sizeof(unsigned long), 2, auxvec_f);
r = fread(auxvec, sizeof(unsigned long), 2, auxvec_f); if((auxvec[0] == AT_HWCAP) && (auxvec[1] & HWCAP_NEON))
if ((auxvec[0] == AT_HWCAP) && (auxvec[1] & HWCAP_NEON)) found_neon = 1;
found_neon = 1; }
}
fclose(auxvec_f); fclose(auxvec_f);
return found_neon; return found_neon;
@ -158,59 +148,50 @@ static int has_neon(void)
} }
%for arch in archs: %for arch in archs:
static int i_can_has_${arch.name} (void) static int i_can_has_${arch.name} (void) {
{
%for check, params in arch.checks: %for check, params in arch.checks:
if (${check}(<% joined_params = ', '.join(params)%>${joined_params}) == 0) return 0; if (${check}(<% joined_params = ', '.join(params)%>${joined_params}) == 0) return 0;
% endfor return 1; %endfor
return 1;
} }
% endfor %endfor
#if defined(HAVE_FENV_H) #if defined(HAVE_FENV_H)
#if defined(FE_TONEAREST) #if defined(FE_TONEAREST)
#include <fenv.h> #include <fenv.h>
static inline void static inline void set_float_rounding(void){
set_float_rounding(void) fesetround(FE_TONEAREST);
{ }
fesetround(FE_TONEAREST); #else
} static inline void set_float_rounding(void){
#else //do nothing
static inline void }
set_float_rounding(void) #endif
{
//do nothing
}
#endif
#elif defined(_MSC_VER) #elif defined(_MSC_VER)
#include <float.h> #include <float.h>
static inline void static inline void set_float_rounding(void){
set_float_rounding(void) unsigned int cwrd;
{ _controlfp_s(&cwrd, 0, 0);
unsigned int cwrd; _controlfp_s(&cwrd, _RC_NEAR, _MCW_RC);
_controlfp_s(&cwrd, 0, 0); }
_controlfp_s(&cwrd, _RC_NEAR, _MCW_RC);
}
#else #else
static inline void static inline void set_float_rounding(void){
set_float_rounding(void) //do nothing
{ }
//do nothing
}
#endif #endif
void volk_gnsssdr_cpu_init() void volk_gnsssdr_cpu_init() {
{
%for arch in archs: %for arch in archs:
volk_gnsssdr_cpu.has_${arch.name} = &i_can_has_${arch.name}; volk_gnsssdr_cpu.has_${arch.name} = &i_can_has_${arch.name};
% endfor %endfor
set_float_rounding(); set_float_rounding();
} }
unsigned int volk_gnsssdr_get_lvarch() unsigned int volk_gnsssdr_get_lvarch() {
{
unsigned int retval = 0; unsigned int retval = 0;
volk_gnsssdr_cpu_init(); volk_gnsssdr_cpu_init();
%for arch in archs: %for arch in archs:
retval += volk_gnsssdr_cpu.has_${arch.name}() << LV_${arch.name.upper()}; retval += volk_gnsssdr_cpu.has_${arch.name}() << LV_${arch.name.upper()};
% endfor return retval; %endfor
return retval;
} }

9
src/algorithms/libs/volk_gnsssdr_module/volk_gnsssdr/tmpl/volk_gnsssdr_cpu.tmpl.h
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@ -23,17 +23,16 @@
__VOLK_DECL_BEGIN __VOLK_DECL_BEGIN
struct VOLK_CPU struct VOLK_CPU {
{
%for arch in archs: %for arch in archs:
int (*has_${arch.name}) (); int (*has_${arch.name}) ();
% endfor %endfor
}; };
extern struct VOLK_CPU volk_gnsssdr_cpu; extern struct VOLK_CPU volk_gnsssdr_cpu;
void volk_gnsssdr_cpu_init(); void volk_gnsssdr_cpu_init ();
unsigned int volk_gnsssdr_get_lvarch(); unsigned int volk_gnsssdr_get_lvarch ();
__VOLK_DECL_END __VOLK_DECL_END

10
src/algorithms/libs/volk_gnsssdr_module/volk_gnsssdr/tmpl/volk_gnsssdr_machine_xxx.tmpl.c
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@ -20,11 +20,7 @@
<% arch_names = this_machine.arch_names %> <% arch_names = this_machine.arch_names %>
%for arch in this_machine.archs: %for arch in this_machine.archs:
#define LV_HAVE_$ \ #define LV_HAVE_${arch.name.upper()} 1
{ \
arch.name.upper() \
} \
1
%endfor %endfor
#include <volk_gnsssdr/volk_gnsssdr_common.h> #include <volk_gnsssdr/volk_gnsssdr_common.h>
@ -39,9 +35,7 @@
#include <volk_gnsssdr/${kern.name}.h> #include <volk_gnsssdr/${kern.name}.h>
%endfor %endfor
struct volk_gnsssdr_machine volk_gnsssdr_machine_$ struct volk_gnsssdr_machine volk_gnsssdr_machine_${this_machine.name} = {
{
this_machine.name} = {
<% make_arch_have_list = (' | '.join(['(1 << LV_%s)'%a.name.upper() for a in this_machine.archs])) %> ${make_arch_have_list}, <% make_arch_have_list = (' | '.join(['(1 << LV_%s)'%a.name.upper() for a in this_machine.archs])) %> ${make_arch_have_list},
<% this_machine_name = "\""+this_machine.name+"\"" %> ${this_machine_name}, <% this_machine_name = "\""+this_machine.name+"\"" %> ${this_machine_name},
${this_machine.alignment}, ${this_machine.alignment},

4
src/algorithms/libs/volk_gnsssdr_module/volk_gnsssdr/tmpl/volk_gnsssdr_machines.tmpl.c
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@ -22,10 +22,10 @@
struct volk_gnsssdr_machine *volk_gnsssdr_machines[] = { struct volk_gnsssdr_machine *volk_gnsssdr_machines[] = {
%for machine in machines: %for machine in machines:
#ifdef LV_MACHINE_${machine.name.upper() } #ifdef LV_MACHINE_${machine.name.upper()}
&volk_gnsssdr_machine_${machine.name}, &volk_gnsssdr_machine_${machine.name},
#endif #endif
%endfor %endfor
}; };
unsigned int n_volk_gnsssdr_machines = sizeof(volk_gnsssdr_machines) / sizeof(*volk_gnsssdr_machines); unsigned int n_volk_gnsssdr_machines = sizeof(volk_gnsssdr_machines)/sizeof(*volk_gnsssdr_machines);

32
src/algorithms/libs/volk_gnsssdr_module/volk_gnsssdr/tmpl/volk_gnsssdr_machines.tmpl.h
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@ -27,30 +27,26 @@
__VOLK_DECL_BEGIN __VOLK_DECL_BEGIN
struct volk_gnsssdr_machine struct volk_gnsssdr_machine {
{ const unsigned int caps; //capabilities (i.e., archs compiled into this machine, in the volk_gnsssdr_get_lvarch format)
const unsigned int caps; //capabilities (i.e., archs compiled into this machine, in the volk_gnsssdr_get_lvarch format)
const char *name; const char *name;
const size_t alignment; //the maximum byte alignment required for functions in this library const size_t alignment; //the maximum byte alignment required for functions in this library
%for kern in kernels: %for kern in kernels:
const char *${kern.name}_name; const char *${kern.name}_name;
const char *${kern.name} _impl_names[<% len_archs = len(archs) %> ${len_archs}]; const char *${kern.name}_impl_names[<%len_archs=len(archs)%>${len_archs}];
const int ${kern.name} _impl_deps[${len_archs}]; const int ${kern.name}_impl_deps[${len_archs}];
const bool ${kern.name} _impl_alignment[${len_archs}]; const bool ${kern.name}_impl_alignment[${len_archs}];
const ${kern.pname} ${kern.name} _impls[${len_archs}]; const ${kern.pname} ${kern.name}_impls[${len_archs}];
const size_t ${kern.name} _n_impls; const size_t ${kern.name}_n_impls;
% endfor %endfor
}; };
%for machine in machines: %for machine in machines:
#ifdef LV_MACHINE_${machine.name.upper() } #ifdef LV_MACHINE_${machine.name.upper()}
extern struct volk_gnsssdr_machine volk_gnsssdr_machine_$ extern struct volk_gnsssdr_machine volk_gnsssdr_machine_${machine.name};
{
machine.name
};
#endif #endif
% endfor %endfor
__VOLK_DECL_END __VOLK_DECL_END
#endif //INCLUDED_LIBVOLK_GNSSSDR_MACHINES_H #endif //INCLUDED_LIBVOLK_GNSSSDR_MACHINES_H

2
src/algorithms/libs/volk_gnsssdr_module/volk_gnsssdr/tmpl/volk_gnsssdr_typedefs.tmpl.h
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@ -24,6 +24,6 @@
%for kern in kernels: %for kern in kernels:
typedef void (*${kern.pname})(${kern.arglist_types}); typedef void (*${kern.pname})(${kern.arglist_types});
% endfor %endfor
#endif /*INCLUDED_VOLK_GNSSSDR_TYPEDEFS*/ #endif /*INCLUDED_VOLK_GNSSSDR_TYPEDEFS*/