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gallium/radeon: Use call_once() when initailizing LLVM targets

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Reviewed-by: Marek Olšák <marek.olsak@amd.com>
Reviewed-by: Mathias Fröhlich <Mathias.Froehlich@web.de>
Reviewed-by: Emil Velikov <emil.l.velikov@gmail.com>

CC: "10.6 11.0" <mesa-stable@lists.freedesktop.org>
This commit is contained in:
Tom Stellard
2015-09-30 15:00:39 +00:00
parent bf7b6fd3fd
commit 3219b48ae5
1 changed files with 12 additions and 13 deletions
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src/gallium/drivers/radeon/radeon_llvm_emit.c
+12 -13
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@@ -25,6 +25,7 @@
*/
#include "radeon_llvm_emit.h"
#include "radeon_elf_util.h"
#include "c11/threads.h"
#include "util/u_memory.h"
#include "pipe/p_shader_tokens.h"
@@ -86,30 +87,28 @@ void radeon_llvm_shader_type(LLVMValueRef F, unsigned type)
static void init_r600_target()
{
static unsigned initialized = 0;
if (!initialized) {
#if HAVE_LLVM < 0x0307
LLVMInitializeR600TargetInfo();
LLVMInitializeR600Target();
LLVMInitializeR600TargetMC();
LLVMInitializeR600AsmPrinter();
LLVMInitializeR600TargetInfo();
LLVMInitializeR600Target();
LLVMInitializeR600TargetMC();
LLVMInitializeR600AsmPrinter();
#else
LLVMInitializeAMDGPUTargetInfo();
LLVMInitializeAMDGPUTarget();
LLVMInitializeAMDGPUTargetMC();
LLVMInitializeAMDGPUAsmPrinter();
LLVMInitializeAMDGPUTargetInfo();
LLVMInitializeAMDGPUTarget();
LLVMInitializeAMDGPUTargetMC();
LLVMInitializeAMDGPUAsmPrinter();
#endif
initialized = 1;
}
}
static once_flag init_r600_target_once_flag = ONCE_FLAG_INIT;
LLVMTargetRef radeon_llvm_get_r600_target(const char *triple)
{
LLVMTargetRef target = NULL;
char *err_message = NULL;
init_r600_target();
call_once(&init_r600_target_once_flag, init_r600_target);
if (LLVMGetTargetFromTriple(triple, &target, &err_message)) {
fprintf(stderr, "Cannot find target for triple %s ", triple);