find_src_status (dataflow_set *in, rtx loc, rtx insn)
{
rtx src = NULL_RTX;
+ rtx pattern;
tree decl = NULL_TREE;
enum var_init_status status = VAR_INIT_STATUS_UNINITIALIZED;
if (! flag_var_tracking_uninit)
status = VAR_INIT_STATUS_INITIALIZED;
- if (GET_CODE (PATTERN (insn)) == SET)
- src = SET_SRC (PATTERN (insn));
- else if (GET_CODE (PATTERN (insn)) == PARALLEL
- || GET_CODE (PATTERN (insn)) == SEQUENCE)
+ pattern = PATTERN (insn);
+
+ if (GET_CODE (pattern) == COND_EXEC)
+ pattern = COND_EXEC_CODE (pattern);
+
+ if (GET_CODE (pattern) == SET)
+ src = SET_SRC (pattern);
+ else if (GET_CODE (pattern) == PARALLEL
+ || GET_CODE (pattern) == SEQUENCE)
{
int i;
- for (i = XVECLEN (PATTERN (insn), 0) - 1; i >= 0; i--)
- if (GET_CODE (XVECEXP (PATTERN (insn), 0, i)) == SET
- && SET_DEST (XVECEXP (PATTERN (insn), 0, i)) == loc)
- src = SET_SRC (XVECEXP (PATTERN (insn), 0, i));
+ for (i = XVECLEN (pattern, 0) - 1; i >= 0; i--)
+ if (GET_CODE (XVECEXP (pattern, 0, i)) == SET
+ && SET_DEST (XVECEXP (pattern, 0, i)) == loc)
+ src = SET_SRC (XVECEXP (pattern, 0, i));
}
- if (REG_P (src))
+ if (src && REG_P (src))
decl = var_debug_decl (REG_EXPR (src));
- else if (MEM_P (src))
+ else if (src && MEM_P (src))
decl = var_debug_decl (MEM_EXPR (src));
if (src && decl)
tree decl = NULL_TREE; /* The variable being copied around. */
rtx src = NULL_RTX; /* The location "decl" is being copied from. */
rtx set_src = NULL_RTX; /* The value for "decl" stored in "src". */
+ rtx pattern;
void **slot;
variable var;
location_chain nextp;
int i;
bool found;
- if (GET_CODE (PATTERN (insn)) == SET)
- src = SET_SRC (PATTERN (insn));
- else if (GET_CODE (PATTERN (insn)) == PARALLEL
- || GET_CODE (PATTERN (insn)) == SEQUENCE)
+
+ pattern = PATTERN (insn);
+ if (GET_CODE (pattern) == COND_EXEC)
+ pattern = COND_EXEC_CODE (pattern);
+
+ if (GET_CODE (pattern) == SET)
+ src = SET_SRC (pattern);
+ else if (GET_CODE (pattern) == PARALLEL
+ || GET_CODE (pattern) == SEQUENCE)
{
- for (i = XVECLEN (PATTERN (insn), 0) - 1; i >= 0; i--)
- if (GET_CODE (XVECEXP (PATTERN (insn), 0, i)) == SET
- && SET_DEST (XVECEXP (PATTERN (insn), 0, i)) == loc)
- src = SET_SRC (XVECEXP (PATTERN (insn), 0, i));
+ for (i = XVECLEN (pattern, 0) - 1; i >= 0; i--)
+ if (GET_CODE (XVECEXP (pattern, 0, i)) == SET
+ && SET_DEST (XVECEXP (pattern, 0, i)) == loc)
+ src = SET_SRC (XVECEXP (pattern, 0, i));
}
- if (REG_P (src))
+ if (src && REG_P (src))
decl = var_debug_decl (REG_EXPR (src));
- else if (MEM_P (src))
+ else if (src && MEM_P (src))
decl = var_debug_decl (MEM_EXPR (src));
if (src && decl)