floraachy
/
OpenBLAS
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Fixed #773 blas_quickdivide bug on CMake and Visual Studio x86 32-bit.

This commit is contained in:
Zhang Xianyi 2016-02-04 15:23:32 -05:00
parent 0e68beb89f
commit a1a96589aa
2 changed files with 10 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
common.h
View File

@ -411,7 +411,7 @@ please https://github.com/xianyi/OpenBLAS/issues/246
#ifndef ASSEMBLER #ifndef ASSEMBLER
#ifdef OS_WINDOWS #ifdef OS_WINDOWS
typedef char env_var_t[MAX_PATH]; typedef char env_var_t[MAX_PATH];
#define readenv(p, n) GetEnvironmentVariable((n), (p), sizeof(p)) #define readenv(p, n) GetEnvironmentVariable((LPCTSTR)(n), (LPTSTR)(p), sizeof(p))
#else #else
typedef char* env_var_t; typedef char* env_var_t;
#define readenv(p, n) ((p)=getenv(n)) #define readenv(p, n) ((p)=getenv(n))

13
common_x86.h
View File

@ -41,6 +41,10 @@
#ifndef ASSEMBLER #ifndef ASSEMBLER
#ifdef C_MSVC
#include <intrin.h>
#endif
#define MB #define MB
#define WMB #define WMB
@ -170,12 +174,13 @@ static __inline int blas_quickdivide(unsigned int x, unsigned int y){
if (y <= 1) return x; if (y <= 1) return x;
#if defined(_MSC_VER) && !defined(__clang__)
result = x/y;
return result;
#else
y = blas_quick_divide_table[y]; y = blas_quick_divide_table[y];
#if defined(_MSC_VER) && !defined(__clang__)
(void*)result;
return x*y;
#else
__asm__ __volatile__ ("mull %0" :"=d" (result) :"a"(x), "0" (y)); __asm__ __volatile__ ("mull %0" :"=d" (result) :"a"(x), "0" (y));
return result; return result;