diff options
Diffstat (limited to 'gcc/function.c')
| -rw-r--r-- | gcc/function.c | 41 |
1 files changed, 39 insertions, 2 deletions
diff --git a/gcc/function.c b/gcc/function.c index fd0fb54bfdd..1afeea2132f 100644 --- a/gcc/function.c +++ b/gcc/function.c @@ -602,6 +602,23 @@ assign_stack_local (enum machine_mode mode, HOST_WIDE_INT size, int align) { return assign_stack_local_1 (mode, size, align, cfun); } + +/* APPLE LOCAL begin new function for rs6000 consumption */ +/* Wrapper around assign_stack_local_1; assign a local stack slot for the + current function, then set the mem_alias to a new alias set. + This can be used only in situations where the target code can + guarantee that the slot is used in a way that cannot conflict + with anything else. */ + +rtx +assign_stack_local_with_alias (enum machine_mode mode, HOST_WIDE_INT size, + int align) +{ + rtx mem = assign_stack_local_1 (mode, size, align, cfun); + set_mem_alias_set (mem, new_alias_set ()); + return mem; +} +/* APPLE LOCAL end new function for rs6000 consumption */ /* Allocate a temporary stack slot and record it for possible later reuse. @@ -4223,6 +4240,10 @@ assign_parms (tree fndecl) int reg_parm_stack_space ATTRIBUTE_UNUSED = 0; rtx conversion_insns = 0; + /* APPLE LOCAL begin Altivec */ + int pass, last_pass; + /* APPLE LOCAL end Altivec */ + /* Nonzero if function takes extra anonymous args. This means the last named arg must be on the stack right before the anonymous ones. */ @@ -4282,7 +4303,14 @@ assign_parms (tree fndecl) caller did. */ current_function_pretend_args_size = 0; - for (parm = fnargs; parm; parm = TREE_CHAIN (parm)) + /* APPLE LOCAL begin Altivec */ + /* In first pass over formal arguments, only consider non-vector args. + In 2nd pass, if needed, consider all vector args. */ + last_pass = 1; + for (pass = 1; pass <= last_pass; pass++) + { + /* APPLE LOCAL end Altivec */ + for (parm = fnargs; parm; parm = TREE_CHAIN (parm)) { rtx entry_parm; rtx stack_parm; @@ -4345,6 +4373,11 @@ assign_parms (tree fndecl) continue; } + /* APPLE LOCAL begin Altivec */ + if (!stdarg && targetm.calls.skip_vec_args (passed_type, pass, &last_pass)) + continue; + /* APPLE LOCAL end Altivec */ + /* If the parm is to be passed as a transparent union, use the type of the first field for the tests below. We have already verified that the modes are the same. */ @@ -5140,6 +5173,9 @@ assign_parms (tree fndecl) SET_DECL_RTL (parm, stack_parm); } } + /* APPLE LOCAL begin Altivec */ + } + /* APPLE LOCAL end Altivec */ if (SPLIT_COMPLEX_ARGS && fnargs != orig_fnargs) { @@ -5205,6 +5241,8 @@ assign_parms (tree fndecl) /* We have aligned all the args, so add space for the pretend args. */ stack_args_size.constant += extra_pretend_bytes; current_function_args_size = stack_args_size.constant; + /* APPLE LOCAL sibcall 3007352 */ + cfun->unrounded_args_size = stack_args_size.constant; /* Adjust function incoming argument size for alignment and minimum length. */ @@ -6438,7 +6476,6 @@ expand_function_start (tree subr, int parms_have_cleanups) if (cfun->static_chain_decl) { rtx x; - expand_var (cfun->static_chain_decl); x = expand_expr (cfun->static_chain_decl, NULL_RTX, VOIDmode, EXPAND_WRITE); |