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WIP: Enable build on aarch64

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This commit is contained in:
Graham Inggs 2016-04-08 19:37:13 +02:00
parent 960fdbf8bd
commit 019990ecb7
4 changed files with 12 additions and 6 deletions
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3
Make.inc
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@ -73,6 +73,9 @@ REAL_ARCH := $(ARCH)
ifeq ($(findstring arm,$(ARCH)),arm)
override ARCH := arm
endif
ifeq ($(ARCH),aarch64)
override ARCH := arm
endif
ifeq ($(findstring powerpc,$(ARCH)),powerpc)
override ARCH := powerpc
endif

8
bsdsrc/b_tgamma.c
View file

@ -128,16 +128,16 @@ tgamma(x)
{
struct Double u;
if (x >= 6) {
if (isgreaterequal(x, 6)) {
if(x > 171.63)
return (x / zero);
u = large_gam(x);
return(__exp__D(u.a, u.b));
} else if (x >= 1.0 + LEFT + x0)
} else if (isgreaterequal(x, 1.0 + LEFT + x0))
return (small_gam(x));
else if (x > 1.e-17)
else if (isgreater(x, 1.e-17))
return (smaller_gam(x));
else if (x > -1.e-17) {
else if (isgreater(x, -1.e-17)) {
if (x != 0.0)
u.a = one - tiny; /* raise inexact */
return (one/x);

2
include/openlibm_fenv.h
View file

@ -2,7 +2,7 @@
#include <fenv.h>
#else /* !OPENLIBM_USE_HOST_FENV_H */
#if defined(__arm__)
#if defined(__aarch64__) || defined(__arm__)
#include <openlibm_fenv_arm.h>
#elif defined(__x86_64__)
#include <openlibm_fenv_amd64.h>

5
include/openlibm_fenv_arm.h
View file

@ -64,7 +64,10 @@ extern const fenv_t __fe_dfl_env;
#define _FPUSW_SHIFT 16
#define _ENABLE_MASK (FE_ALL_EXCEPT << _FPUSW_SHIFT)
#ifdef ARM_HARD_FLOAT
#if defined(__aarch64__)
#define __rfs(__fpsr) __asm __volatile("mrs %0,fpsr" : "=r" (*(__fpsr)))
#define __wfs(__fpsr) __asm __volatile("msr fpsr,%0" : : "r" (__fpsr))
#elif defined(ARM_HARD_FLOAT)
#define __rfs(__fpsr) __asm __volatile("rfs %0" : "=r" (*(__fpsr)))
#define __wfs(__fpsr) __asm __volatile("wfs %0" : : "r" (__fpsr))
#else