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riscv-gcc-1
Commit 9175051c by Jason Merrill
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(expand_inline_function): Don't fall down trying to 

        pass things by invisible reference.

From-SVN: r7842
parent 02cc38b5
Showing with 6 additions and 1 deletions
gcc/integrate.c
...@@ -1235,6 +1235,7 @@ expand_inline_function (fndecl, parms, target, ignore, type, structure_value_add ...@@ -1235,6 +1235,7 @@ expand_inline_function (fndecl, parms, target, ignore, type, structure_value_add
tree arg = convert (TREE_TYPE (formal), TREE_VALUE (actual)); tree arg = convert (TREE_TYPE (formal), TREE_VALUE (actual));
/* Mode of the variable used within the function. */ /* Mode of the variable used within the function. */
enum machine_mode mode = TYPE_MODE (TREE_TYPE (formal)); enum machine_mode mode = TYPE_MODE (TREE_TYPE (formal));
int invisiref = 0;
/* Make sure this formal has some correspondence in the users code /* Make sure this formal has some correspondence in the users code
* before emitting any line notes for it. */ * before emitting any line notes for it. */
...@@ -1263,6 +1264,7 @@ expand_inline_function (fndecl, parms, target, ignore, type, structure_value_add ...@@ -1263,6 +1264,7 @@ expand_inline_function (fndecl, parms, target, ignore, type, structure_value_add
store_expr (arg, stack_slot, 0); store_expr (arg, stack_slot, 0);
arg_vals[i] = XEXP (stack_slot, 0); arg_vals[i] = XEXP (stack_slot, 0);
invisiref = 1;
} }
else if (GET_CODE (loc) != MEM) else if (GET_CODE (loc) != MEM)
{ {
...@@ -1288,8 +1290,11 @@ expand_inline_function (fndecl, parms, target, ignore, type, structure_value_add ...@@ -1288,8 +1290,11 @@ expand_inline_function (fndecl, parms, target, ignore, type, structure_value_add
be two different pseudos, and `safe_from_p' will make all be two different pseudos, and `safe_from_p' will make all
sorts of smart assumptions about their not conflicting. sorts of smart assumptions about their not conflicting.
But if ARG_VALS[I] overlaps TARGET, these assumptions are But if ARG_VALS[I] overlaps TARGET, these assumptions are
wrong, so put ARG_VALS[I] into a fresh register. */ wrong, so put ARG_VALS[I] into a fresh register.
Don't worry about invisible references, since their stack
temps will never overlap the target. */
|| (target != 0 || (target != 0
&& ! invisiref
&& (GET_CODE (arg_vals[i]) == REG && (GET_CODE (arg_vals[i]) == REG
|| GET_CODE (arg_vals[i]) == SUBREG || GET_CODE (arg_vals[i]) == SUBREG
|| GET_CODE (arg_vals[i]) == MEM) || GET_CODE (arg_vals[i]) == MEM)
......
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