Mesa (master): svga: print warning for unsupported indirect dest reg indexing

[Brian Paul]

Module: Mesa
Branch: master
Commit: 1a36dfb21e07a1b7ce76de347421bfd0c454ee13
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=1a36dfb21e07a1b7ce76de347421bfd0c454ee13

Author: Brian Paul <brianp at vmware.com>
Date:   Thu Nov 14 13:41:19 2013 -0700

svga: print warning for unsupported indirect dest reg indexing

For DX9-level shaders, there's only limited support for indirect
indexing of registers (with the loop counter register, not the
general address register.)

Reviewed-by: José Fonseca <jfonseca at vmware.com>
Reviewed-by: Roland Scheidegger <sroland at vmware.com>

---

 src/gallium/drivers/svga/svga_tgsi_insn.c |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)

diff --git a/src/gallium/drivers/svga/svga_tgsi_insn.c b/src/gallium/drivers/svga/svga_tgsi_insn.c
index b96efbc..0fc385a 100644
--- a/src/gallium/drivers/svga/svga_tgsi_insn.c
+++ b/src/gallium/drivers/svga/svga_tgsi_insn.c
@@ -107,6 +107,10 @@ translate_dst_register( struct svga_shader_emitter *emit,
       break;
    }
 
+   if (reg->Register.Indirect) {
+      debug_warning("Indirect indexing of dest registers is not supported!\n");
+   }
+
    dest.mask = reg->Register.WriteMask;
    assert(dest.mask);