From cb61f66f5bc01f6728773ac38dbb36f5110a53d4 Mon Sep 17 00:00:00 2001 From: Richard Stallman Date: Sun, 5 Sep 1993 20:01:32 +0000 Subject: [PATCH] (assign_parms): When parm needs conversion on entry, don't store it back in the slot where it was passed. From-SVN: r5261 --- gcc/function.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/gcc/function.c b/gcc/function.c index 4a0425a83e9..f58b4729d92 100644 --- a/gcc/function.c +++ b/gcc/function.c @@ -3145,6 +3145,13 @@ assign_parms (fndecl, second_time) stack_parm = 0; } + /* If parm was passed in memory, and we need to convert it on entry, + don't store it back in that same slot. */ + if (entry_parm != 0 + && nominal_mode != BLKmode && nominal_mode != passed_mode) + stack_parm = 0; + +#if 0 /* Now adjust STACK_PARM to the mode and precise location where this parameter should live during execution, if we discover that it must live in the stack during execution. @@ -3174,6 +3181,7 @@ assign_parms (fndecl, second_time) mark it as such for cse and loop optimize. */ MEM_IN_STRUCT_P (stack_parm) = aggregate; } +#endif /* 0 */ /* ENTRY_PARM is an RTX for the parameter as it arrives, in the mode in which it arrives. -- 2.30.2