33f7b24d9f
OpenMP 4.0 "target" directives. This will need more work for generality, but we want to get it out and visible to the community. llvm-svn: 205909
92 lines
2.3 KiB
C++
92 lines
2.3 KiB
C++
//===----------------------------------------------------------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is dual licensed under the MIT and the University of Illinois Open
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// Source Licenses. See LICENSE.txt for details.
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//
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//===----------------------------------------------------------------------===//
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#ifndef OFFLOAD_ENV_H_INCLUDED
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#define OFFLOAD_ENV_H_INCLUDED
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#include <list>
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// data structure and routines to parse MIC user environment and pass to MIC
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enum MicEnvVarKind
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{
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c_no_mic, // not MIC env var
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c_mic_var, // for <mic-prefix>_<var>
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c_mic_card_var, // for <mic-prefix>_<card-number>_<var>
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c_mic_card_env // for <mic-prefix>_<card-number>_ENV
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};
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struct MicEnvVar {
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public:
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MicEnvVar() : prefix(0) {}
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~MicEnvVar();
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void analyze_env_var(char *env_var_string);
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char** create_environ_for_card(int card_num);
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MicEnvVarKind get_env_var_kind(
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char *env_var_string,
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int *card_number,
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char **env_var_name,
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int *env_var_name_length,
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char **env_var_def
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);
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void add_env_var(
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int card_number,
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char *env_var_name,
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int env_var_name_length,
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char *env_var_def
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);
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void set_prefix(const char *pref) {
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prefix = (pref && *pref != '\0') ? pref : 0;
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}
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struct VarValue {
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public:
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char* env_var;
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int length;
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char* env_var_value;
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VarValue(char* var, int ln, char* value)
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{
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env_var = var;
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length = ln;
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env_var_value = value;
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}
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~VarValue();
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};
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struct CardEnvVars {
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public:
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int card_number;
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std::list<struct VarValue*> env_vars;
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CardEnvVars() { card_number = any_card; }
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CardEnvVars(int num) { card_number = num; }
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~CardEnvVars();
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void add_new_env_var(int number, char *env_var, int length,
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char *env_var_value);
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VarValue* find_var(char* env_var_name, int env_var_name_length);
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};
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static const int any_card;
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private:
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void mic_parse_env_var_list(int card_number, char *env_var_def);
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CardEnvVars* get_card(int number);
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const char *prefix;
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std::list<struct CardEnvVars *> card_spec_list;
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CardEnvVars common_vars;
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};
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#endif // OFFLOAD_ENV_H_INCLUDED
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