diff options
Diffstat (limited to 'gcc/function.h')
| -rw-r--r-- | gcc/function.h | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/gcc/function.h b/gcc/function.h index 1c471d2..58f38bd 100644 --- a/gcc/function.h +++ b/gcc/function.h @@ -440,6 +440,22 @@ struct GTY(()) rtl_data { /* True if we performed shrink-wrapping for the current function. */ bool shrink_wrapped; + /* Nonzero if function being compiled doesn't modify the stack pointer + (ignoring the prologue and epilogue). This is only valid after + pass_stack_ptr_mod has run. */ + bool sp_is_unchanging; + + /* Nonzero if function being compiled doesn't contain any calls + (ignoring the prologue and epilogue). This is set prior to + local register allocation and is valid for the remaining + compiler passes. */ + bool is_leaf; + + /* Nonzero if the function being compiled is a leaf function which only + uses leaf registers. This is valid after reload (specifically after + sched2) and is useful only if the port defines LEAF_REGISTERS. */ + bool uses_only_leaf_regs; + /* Like regs_ever_live, but 1 if a reg is set or clobbered from an asm. Unlike regs_ever_live, elements of this array corresponding to eliminable regs (like the frame pointer) are set if an asm |