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| author | DJ Delorie <dj@redhat.com> | 2001-06-21 12:50:56 -0400 |
|---|---|---|
| committer | DJ Delorie <dj@gcc.gnu.org> | 2001-06-21 12:50:56 -0400 |
| commit | c0e7830f8cb99c695c5026f1685f86a5fdef8df5 (patch) | |
| tree | 38ad78224be3ce9d772ab85dbd0b522179b799d5 /gcc/toplev.c | |
| parent | 2147b1541cb6a841b54cf92f025ddc62857998e5 (diff) | |
| download | gcc-c0e7830f8cb99c695c5026f1685f86a5fdef8df5.zip gcc-c0e7830f8cb99c695c5026f1685f86a5fdef8df5.tar.gz gcc-c0e7830f8cb99c695c5026f1685f86a5fdef8df5.tar.bz2 | |
integrate.c (ggc.h): Include.
* integrate.c (ggc.h): Include.
(initial_value_pair, initial_value_struct,
setup_initial_hard_reg_value_integration): Add prototypes.
(expand_inline_function): Call
setup_initial_hard_reg_value_integration.
(has_func_hard_reg_initial_val, get_func_hard_reg_initial_val,
get_hard_reg_initial_val, has_hard_reg_initial_val): New functions
to keep track of values present at the start of a function.
(mark_hard_reg_initial_vals): New, for gc.
(setup_initial_hard_reg_value_integration): New. Sets up pseudo
mappings for initial values.
(emit_initial_value_sets): New. Emits code to set initial value
pseudos.
* integrate.h: Add prototypes for new functions.
* function.h (struct function): Add hard_reg_initial_vals field.
* function.c (integrate.h): Include.
(mark_function_status): Call
mark_hard_reg_initial_vals.
* toplev.c (integrate.h): Include.
(rest_of_compilation): Call emit_initial_value_sets.
From-SVN: r43486
Diffstat (limited to 'gcc/toplev.c')
| -rw-r--r-- | gcc/toplev.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/gcc/toplev.c b/gcc/toplev.c index eb6ec52..6e75187 100644 --- a/gcc/toplev.c +++ b/gcc/toplev.c @@ -65,6 +65,7 @@ Boston, MA 02111-1307, USA. */ #include "params.h" #include "reload.h" #include "dwarf2asm.h" +#include "integrate.h" #ifdef DWARF_DEBUGGING_INFO #include "dwarfout.h" @@ -2863,9 +2864,11 @@ rest_of_compilation (decl) distinguish between the return value of this function and the return value of called functions. Also, we can remove all SETs of subregs of hard registers; they are only here because of - integrate.*/ + integrate. Also, we can now initialize pseudos intended to + carry magic hard reg data throughout the function. */ rtx_equal_function_value_matters = 0; purge_hard_subreg_sets (get_insns ()); + emit_initial_value_sets (); /* Don't return yet if -Wreturn-type; we need to do jump_optimize. */ if ((rtl_dump_and_exit || flag_syntax_only) && !warn_return_type) |