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Link Time Optimization
Collaboration diagram for Link Time Optimization:

Typedefs

typedef void * llvm_lto_t
 This provides a dummy type for pointers to the LTO object. More...
 
typedef enum llvm_lto_status llvm_lto_status_t
 

Enumerations

enum  llvm_lto_status {
  LLVM_LTO_UNKNOWN, LLVM_LTO_OPT_SUCCESS, LLVM_LTO_READ_SUCCESS, LLVM_LTO_READ_FAILURE,
  LLVM_LTO_WRITE_FAILURE, LLVM_LTO_NO_TARGET, LLVM_LTO_NO_WORK, LLVM_LTO_MODULE_MERGE_FAILURE,
  LLVM_LTO_ASM_FAILURE, LLVM_LTO_NULL_OBJECT
}
 

Functions

llvm_lto_t llvm_create_optimizer (void)
 
void llvm_destroy_optimizer (llvm_lto_t lto)
 
llvm_lto_status_t llvm_read_object_file (llvm_lto_t lto, const char *input_filename)
 
llvm_lto_status_t llvm_optimize_modules (llvm_lto_t lto, const char *output_filename)
 

Detailed Description

Typedef Documentation

This provides a C-visible enumerator to manage status codes. This should map exactly onto the C++ enumerator LTOStatus.

typedef void* llvm_lto_t

This provides a dummy type for pointers to the LTO object.

Definition at line 31 of file LinkTimeOptimizer.h.

Enumeration Type Documentation

This provides a C-visible enumerator to manage status codes. This should map exactly onto the C++ enumerator LTOStatus.

Enumerator
LLVM_LTO_UNKNOWN 
LLVM_LTO_OPT_SUCCESS 
LLVM_LTO_READ_SUCCESS 
LLVM_LTO_READ_FAILURE 
LLVM_LTO_WRITE_FAILURE 
LLVM_LTO_NO_TARGET 
LLVM_LTO_NO_WORK 
LLVM_LTO_MODULE_MERGE_FAILURE 
LLVM_LTO_ASM_FAILURE 
LLVM_LTO_NULL_OBJECT 

Definition at line 35 of file LinkTimeOptimizer.h.

Function Documentation

llvm_lto_t llvm_create_optimizer ( void  )

This provides C interface to initialize link time optimizer. This allows linker to use dlopen() interface to dynamically load LinkTimeOptimizer. extern "C" helps, because dlopen() interface uses name to find the symbol.

void llvm_destroy_optimizer ( llvm_lto_t  lto)
llvm_lto_status_t llvm_optimize_modules ( llvm_lto_t  lto,
const char *  output_filename 
)
llvm_lto_status_t llvm_read_object_file ( llvm_lto_t  lto,
const char *  input_filename 
)