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nvc0: use mov instead of ld for scalar const loads
authorChristoph Bumiller <e0425955@student.tuwien.ac.at>
Mon, 3 Jan 2011 00:21:02 +0000 (01:21 +0100)
committerChristoph Bumiller <e0425955@student.tuwien.ac.at>
Tue, 4 Jan 2011 15:14:42 +0000 (16:14 +0100)
src/gallium/drivers/nvc0/nvc0_pc_emit.c patch | blob | history

diff --git a/src/gallium/drivers/nvc0/nvc0_pc_emit.c b/src/gallium/drivers/nvc0/nvc0_pc_emit.c
index 2f99d5a339fde424b161894c71ea29c5d6328e4b..db8055d91cd74aa8c4461ba97ada8f3dbb5758ec 100644 (file)
--- a/src/gallium/drivers/nvc0/nvc0_pc_emit.c
+++ b/src/gallium/drivers/nvc0/nvc0_pc_emit.c
@@ -812,7 +812,12 @@ emit_ld(struct nv_pc *pc, struct nv_instruction *i)
 {
    if (SFILE(i, 0) >= NV_FILE_MEM_C(0) &&
        SFILE(i, 0) <= NV_FILE_MEM_C(15)) {
-      emit_ld_const(pc, i);
+      if (SSIZE(i, 0) == 4 && i->indirect < 0) {
+         i->lanes = 0xf;
+         emit_mov(pc, i);
+      } else {
+         emit_ld_const(pc, i);
+      }
    } else {
       NOUVEAU_ERR("emit_ld(%u): not handled yet\n", SFILE(i, 0));
       abort();