diff options
Diffstat (limited to 'ld/ld.h')
| -rw-r--r-- | ld/ld.h | 24 |
1 files changed, 23 insertions, 1 deletions
@@ -146,7 +146,29 @@ typedef struct { /* 1 => do not assign addresses to common symbols. */ bfd_boolean inhibit_common_definition; - bfd_boolean relax; + + /* Enable or disable target specific optimizations. + + Not all targets have optimizations to enable. + + Normally these optimizations are disabled by default but some targets + prefer to enable them by default. So this field is a tri-state variable. + The values are: + + zero: Enable the optimizations (either from --relax being specified on + the command line or the backend's before_allocation emulation function. + + positive: The user has requested that these optimizations be disabled. + (Via the --no-relax command line option). + + negative: The optimizations are disabled. (Set when initializing the + args_type structure in ldmain.c:main. */ + signed int disable_target_specific_optimizations; +#define RELAXATION_DISABLED_BY_DEFAULT (command_line.disable_target_specific_optimizations < 0) +#define RELAXATION_DISABLED_BY_USER (command_line.disable_target_specific_optimizations > 0) +#define RELAXATION_ENABLED (command_line.disable_target_specific_optimizations == 0) +#define DISABLE_RELAXATION do { command_line.disable_target_specific_optimizations = 1; } while (0) +#define ENABLE_RELAXATION do { command_line.disable_target_specific_optimizations = 0; } while (0) /* If TRUE, build MIPS embedded PIC relocation tables in the output file. */ |