diff options
Diffstat (limited to 'gcc/function.c')
| -rw-r--r-- | gcc/function.c | 16 |
1 files changed, 14 insertions, 2 deletions
diff --git a/gcc/function.c b/gcc/function.c index a59de4b..07f58d5 100644 --- a/gcc/function.c +++ b/gcc/function.c @@ -6319,14 +6319,25 @@ diddle_return_value (doit, arg) void *arg; { rtx outgoing = current_function_return_rtx; + int pcc; if (! outgoing) return; - if (GET_CODE (outgoing) == REG - && REGNO (outgoing) >= FIRST_PSEUDO_REGISTER) + pcc = (current_function_returns_struct + || current_function_returns_pcc_struct); + + if ((GET_CODE (outgoing) == REG + && REGNO (outgoing) >= FIRST_PSEUDO_REGISTER) + || pcc) { tree type = TREE_TYPE (DECL_RESULT (current_function_decl)); + + /* A PCC-style return returns a pointer to the memory in which + the structure is stored. */ + if (pcc) + type = build_pointer_type (type); + #ifdef FUNCTION_OUTGOING_VALUE outgoing = FUNCTION_OUTGOING_VALUE (type, current_function_decl); #else @@ -6337,6 +6348,7 @@ diddle_return_value (doit, arg) if (GET_MODE (outgoing) == BLKmode) PUT_MODE (outgoing, GET_MODE (DECL_RTL (DECL_RESULT (current_function_decl)))); + REG_FUNCTION_VALUE_P (outgoing) = 1; } if (GET_CODE (outgoing) == REG) |