119 lines
3.3 KiB
Diff
119 lines
3.3 KiB
Diff
diff --git pal/shared/gpuopen/CMakeLists.txt pal/shared/gpuopen/CMakeLists.txt
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index 592d556..8b73198 100644
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--- pal/shared/gpuopen/CMakeLists.txt
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+++ pal/shared/gpuopen/CMakeLists.txt
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@@ -179,6 +179,10 @@ if(UNIX)
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src/posix/ddPosixSocket.cpp
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src/socketMsgTransport.cpp
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)
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+ check_symbol_exists(seed48_r stdlib.h HAVE_RAND48)
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+ if(NOT HAVE_RAND48)
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+ target_sources(gpuopen PRIVATE src/posix/ddRand48.c)
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+ endif()
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endif()
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### Helper Classes ###
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diff --git pal/shared/gpuopen/inc/posix/ddPosixPlatform.h pal/shared/gpuopen/inc/posix/ddPosixPlatform.h
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index 2eed863..2aa57d0 100644
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--- pal/shared/gpuopen/inc/posix/ddPosixPlatform.h
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+++ pal/shared/gpuopen/inc/posix/ddPosixPlatform.h
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@@ -53,6 +53,10 @@ static_assert(false, "Unknown platform detected")
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#define DD_RESTRICT __restrict__
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+#if defined(__linux__) && !defined(__GLIBC__)
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+#include "ddRand48.h"
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+#endif
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+
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namespace DevDriver
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{
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namespace Platform
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diff --git pal/shared/gpuopen/inc/posix/ddRand48.h pal/shared/gpuopen/inc/posix/ddRand48.h
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new file mode 100644
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index 0000000..5c1b628
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--- /dev/null
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+++ pal/shared/gpuopen/inc/posix/ddRand48.h
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@@ -0,0 +1,26 @@
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+#ifndef RAND48_H
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+#define RAND48_H
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+#ifdef __cplusplus
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+extern "C" {
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+#endif
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+#include <stdlib.h>
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+#include <inttypes.h>
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+#include <string.h>
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+#include <stdint.h>
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+
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+struct drand48_data {
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+ unsigned short __x[3];
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+ unsigned short __old_x[3];
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+ unsigned short __c;
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+ unsigned short __init;
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+ long long __a;
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+};
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+
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+uint64_t __rand48_step(unsigned short *xi, unsigned short *lc);
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+int jrand48_r(unsigned short s[3], struct drand48_data *buffer, long *result);
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+int mrand48_r(struct drand48_data *buffer,long *result);
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+int seed48_r(unsigned short *s, struct drand48_data *buffer);
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+#ifdef __cplusplus
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+}
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+#endif
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+#endif
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diff --git pal/shared/gpuopen/src/posix/ddPosixSocket.cpp pal/shared/gpuopen/src/posix/ddPosixSocket.cpp
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index d788c5f..42b2bc8 100644
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--- pal/shared/gpuopen/src/posix/ddPosixSocket.cpp
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+++ pal/shared/gpuopen/src/posix/ddPosixSocket.cpp
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@@ -34,7 +34,7 @@
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#include <sys/types.h>
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#include <sys/socket.h>
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#include <sys/un.h>
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-#include <sys/unistd.h>
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+#include <unistd.h>
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#include <sys/fcntl.h>
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#include <netinet/in.h>
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#include <netinet/tcp.h>
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diff --git pal/shared/gpuopen/src/posix/ddRand48.c pal/shared/gpuopen/src/posix/ddRand48.c
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new file mode 100644
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index 0000000..c600dce
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--- /dev/null
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+++ pal/shared/gpuopen/src/posix/ddRand48.c
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@@ -0,0 +1,38 @@
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+#include <posix/ddRand48.h>
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+
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+uint64_t __rand48_step(unsigned short *xi, unsigned short *lc)
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+{
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+ uint64_t a, x;
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+ x = xi[0] | xi[1]+0U<<16 | xi[2]+0ULL<<32;
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+ a = lc[0] | lc[1]+0U<<16 | lc[2]+0ULL<<32;
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+ x = a*x + lc[3];
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+ xi[0] = x;
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+ xi[1] = x>>16;
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+ xi[2] = x>>32;
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+ return x & 0xffffffffffffull;
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+}
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+
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+
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+int jrand48_r(unsigned short s[3], struct drand48_data *buffer, long *result)
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+{
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+ *result = (int32_t)(__rand48_step(s, buffer->__x+3) >> 16);
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+ return 0;
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+}
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+
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+int mrand48_r(struct drand48_data *buffer,long *result)
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+{
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+ *result = jrand48_r(buffer->__x,buffer,result);
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+ return 0;
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+}
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+
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+
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+int seed48_r(unsigned short *s, struct drand48_data *buffer)
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+{
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+ memcpy(buffer->__old_x, buffer->__x, sizeof buffer->__x);
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+ memcpy(buffer->__x, s, sizeof buffer->__x);
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+ buffer->__c = 0;
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+ buffer->__init = 1;
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+ buffer->__a = 0;
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+ return 0;
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+}
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+
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