diff options
| -rw-r--r-- | cginstructions.c | 19 |
1 files changed, 18 insertions, 1 deletions
diff --git a/cginstructions.c b/cginstructions.c index 94b8b63..a04cebb 100644 --- a/cginstructions.c +++ b/cginstructions.c @@ -4587,6 +4587,19 @@ void code_ccall (char *c_function_name,char *s,int length) n_c_fp_register_parameters = c_fp_parameter_n<=8 ? c_fp_parameter_n : 8; i_move_r_r (B_STACK_POINTER,REGISTER_RBP); +# ifdef THREAD64 + if (!save_state_in_global_variables){ + if ((c_parameter_n-n_c_fp_register_parameters)>6 && ((c_parameter_n-n_c_fp_register_parameters) & 1)!=0){ + i_sub_i_r (16+8,B_STACK_POINTER); + i_move_r_id (-4/*R9*/,8,B_STACK_POINTER); + i_or_i_r (8,B_STACK_POINTER); + } else { + i_sub_i_r (16,B_STACK_POINTER); + i_move_r_id (-4/*R9*/,0,B_STACK_POINTER); + i_and_i_r (-16,B_STACK_POINTER); + } + } else +# endif if ((c_parameter_n-n_c_fp_register_parameters)>6 && ((c_parameter_n-n_c_fp_register_parameters) & 1)!=0){ i_sub_i_r (8,B_STACK_POINTER); i_or_i_r (8,B_STACK_POINTER); @@ -4944,12 +4957,15 @@ void code_ccall (char *c_function_name,char *s,int length) heap_pointer = a_stack_pointer!=REGISTER_D6 ? REGISTER_D6 : REGISTER_D5; i_move_r_r (HEAP_POINTER,heap_pointer); } - } else { + } +# ifndef THREAD64 + else { i_move_r_l (a_stack_pointer,saved_a_stack_p_label); i_lea_l_i_r (saved_heap_p_label,0,a_stack_pointer); i_move_r_id (heap_pointer,0,a_stack_pointer); i_move_r_id (REGISTER_D7,8,a_stack_pointer); } +# endif if (!function_address_parameter) i_jsr_l (label,0); @@ -4964,6 +4980,7 @@ void code_ccall (char *c_function_name,char *s,int length) if (!save_state_in_global_variables){ i_move_r_r (a_stack_pointer,A_STACK_POINTER); i_move_r_r (heap_pointer,HEAP_POINTER); + i_move_id_r (-16,REGISTER_RBP,-4/*R9*/); } # else /* for I486 && G_AI64 && ! (LINUX_ELF || MACHO_64) */ { |