fix alloca mapper

[r19884]

diff --git a/ir/lower/lower_intrinsics.c b/ir/lower/lower_intrinsics.c
index 78c8105..bf97301 100644 (file)
--- a/ir/lower/lower_intrinsics.c
+++ b/ir/lower/lower_intrinsics.c
@@ -210,11 +210,15 @@ int i_mapper_alloca(ir_node *call, void *ctx) {
        dbg_info *dbg  = get_irn_dbg_info(call);
        (void) ctx;
 
+       if (mode_is_signed(get_irn_mode(op))) {
+               op = new_rd_Conv(dbg, current_ir_graph, block, op, mode_Iu);
+       }
+
        irn    = new_rd_Alloc(dbg, current_ir_graph, block, mem, op, firm_unknown_type, stack_alloc);
-       mem    = new_Proj(irn, mode_M, pn_Alloc_M);
-       no_exc = new_Proj(irn, mode_X, pn_Alloc_X_regular);
-       exc    = new_Proj(irn, mode_X, pn_Alloc_X_except);
-       irn    = new_Proj(irn, get_modeP_data(), pn_Alloc_res);
+       mem    = new_rd_Proj(dbg, current_ir_graph, block, irn, mode_M, pn_Alloc_M);
+       no_exc = new_rd_Proj(dbg, current_ir_graph, block, irn, mode_X, pn_Alloc_X_regular);
+       exc    = new_rd_Proj(dbg, current_ir_graph, block, irn, mode_X, pn_Alloc_X_except);
+       irn    = new_rd_Proj(dbg, current_ir_graph, block, irn, get_modeP_data(), pn_Alloc_res);
 
        DBG_OPT_ALGSIM0(call, irn, FS_OPT_RTS_ALLOCA);
        replace_call(irn, call, mem, no_exc, exc);