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/*
* Copyright 2014 Advanced Micro Devices, Inc.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sub license, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
* THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM,
* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
* USE OR OTHER DEALINGS IN THE SOFTWARE.
*
* The above copyright notice and this permission notice (including the
* next paragraph) shall be included in all copies or substantial portions
* of the Software.
*
*/
/* based on pieces from si_pipe.c and radeon_llvm_emit.c */
#include "ac_llvm_util.h"
#include <llvm-c/Core.h>
#include "c11/threads.h"
#include <assert.h>
#include <stdio.h>
static void ac_init_llvm_target()
{
#if HAVE_LLVM < 0x0307
LLVMInitializeR600TargetInfo();
LLVMInitializeR600Target();
LLVMInitializeR600TargetMC();
LLVMInitializeR600AsmPrinter();
#else
LLVMInitializeAMDGPUTargetInfo();
LLVMInitializeAMDGPUTarget();
LLVMInitializeAMDGPUTargetMC();
LLVMInitializeAMDGPUAsmPrinter();
#endif
}
static once_flag ac_init_llvm_target_once_flag = ONCE_FLAG_INIT;
static LLVMTargetRef ac_get_llvm_target(const char *triple)
{
LLVMTargetRef target = NULL;
char *err_message = NULL;
call_once(&ac_init_llvm_target_once_flag, ac_init_llvm_target);
if (LLVMGetTargetFromTriple(triple, &target, &err_message)) {
fprintf(stderr, "Cannot find target for triple %s ", triple);
if (err_message) {
fprintf(stderr, "%s\n", err_message);
}
LLVMDisposeMessage(err_message);
return NULL;
}
return target;
}
static const char *ac_get_llvm_processor_name(enum radeon_family family)
{
switch (family) {
case CHIP_TAHITI:
return "tahiti";
case CHIP_PITCAIRN:
return "pitcairn";
case CHIP_VERDE:
return "verde";
case CHIP_OLAND:
return "oland";
case CHIP_HAINAN:
return "hainan";
case CHIP_BONAIRE:
return "bonaire";
case CHIP_KABINI:
return "kabini";
case CHIP_KAVERI:
return "kaveri";
case CHIP_HAWAII:
return "hawaii";
case CHIP_MULLINS:
return "mullins";
case CHIP_TONGA:
return "tonga";
case CHIP_ICELAND:
return "iceland";
case CHIP_CARRIZO:
return "carrizo";
#if HAVE_LLVM <= 0x0307
case CHIP_FIJI:
return "tonga";
case CHIP_STONEY:
return "carrizo";
#else
case CHIP_FIJI:
return "fiji";
case CHIP_STONEY:
return "stoney";
#endif
#if HAVE_LLVM <= 0x0308
case CHIP_POLARIS10:
return "tonga";
case CHIP_POLARIS11:
return "tonga";
#else
case CHIP_POLARIS10:
return "polaris10";
case CHIP_POLARIS11:
return "polaris11";
#endif
default:
return "";
}
}
LLVMTargetMachineRef ac_create_target_machine(enum radeon_family family)
{
assert(family >= CHIP_TAHITI);
const char *triple = "amdgcn--";
LLVMTargetRef target = ac_get_llvm_target(triple);
LLVMTargetMachineRef tm = LLVMCreateTargetMachine(
target,
triple,
ac_get_llvm_processor_name(family),
"+DumpCode,+vgpr-spilling",
LLVMCodeGenLevelDefault,
LLVMRelocDefault,
LLVMCodeModelDefault);
return tm;
}
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