X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=ir%2Fopt%2Fconvopt.c;h=cfee6ee5cc88794d80ab81c4c36cc78f5e4bbe85;hb=e0a2eca7e1d13c2f1ccb8a70479039c01c0c69ef;hp=41e5ba78aa16f417f69d59f2b318584c94e5f854;hpb=0fbcef83aa6060534172bb13e71cdadb04428806;p=libfirm diff --git a/ir/opt/convopt.c b/ir/opt/convopt.c index 41e5ba78a..cfee6ee5c 100644 --- a/ir/opt/convopt.c +++ b/ir/opt/convopt.c @@ -52,7 +52,7 @@ DEBUG_ONLY(static firm_dbg_module_t *dbg); -static INLINE int imin(int a, int b) { return a < b ? a : b; } +static inline int imin(int a, int b) { return a < b ? a : b; } static int is_optimizable_node(const ir_node *node) @@ -115,10 +115,6 @@ int get_conv_costs(const ir_node *node, ir_mode *dest_mode) return 1; } - if (is_Conv(node) && is_downconv(mode, dest_mode)) { - return get_conv_costs(get_Conv_op(node), dest_mode) - 1; - } - #if 0 // TODO /* Take the minimum of the conversion costs for Phi predecessors as only one * branch is actually executed at a time */ @@ -138,7 +134,15 @@ int get_conv_costs(const ir_node *node, ir_mode *dest_mode) } #endif - if (!mode_is_int(mode) || !is_optimizable_node(node)) { + if (!is_downconv(mode, dest_mode)) { + return 1; + } + + if (is_Conv(node)) { + return get_conv_costs(get_Conv_op(node), dest_mode) - 1; + } + + if (!is_optimizable_node(node)) { return 1; } @@ -176,7 +180,7 @@ ir_node *conv_transform(ir_node *node, ir_mode *dest_mode) if (tv == tarval_bad) { return place_conv(node, dest_mode); } else { - return new_Const(dest_mode, tv); + return new_Const(tv); } } @@ -190,11 +194,15 @@ ir_node *conv_transform(ir_node *node, ir_mode *dest_mode) return place_conv(node, dest_mode); } - if (is_Conv(node) && is_downconv(mode, dest_mode)) { + if (!is_downconv(mode, dest_mode)) { + return place_conv(node, dest_mode); + } + + if (is_Conv(node)) { return conv_transform(get_Conv_op(node), dest_mode); } - if (!mode_is_int(mode) || !is_optimizable_node(node)) { + if (!is_optimizable_node(node)) { return place_conv(node, dest_mode); }