[Nouveau] [Bug 34179] Nouveau 3D driver: nv50_pc_emit.c:863 assertion error kills Compiz

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=34179

--- Comment #2 from Christopher James Halse Rogers <chalserogers at gmail.com> 2011-02-14 18:32:17 PST ---
This is fixed by the nv50 part of the commit:
commit 7401590dedf6f2abb1f0f0db988be90acb1fb84f
Author: Christoph Bumiller <e0425955 at student.tuwien.ac.at>
Date:   Mon Feb 7 14:54:17 2011 +0100

    nv50,nvc0: do not forget to apply sign mode to saved TGSI inputs

diff --git a/src/gallium/drivers/nv50/nv50_tgsi_to_nc.c
b/src/gallium/drivers/nv50/nv50_tgsi_to_nc.c
index d6b80c3..ce9300a 100644
--- a/src/gallium/drivers/nv50/nv50_tgsi_to_nc.c
+++ b/src/gallium/drivers/nv50/nv50_tgsi_to_nc.c
@@ -1130,7 +1130,7 @@ emit_fetch(struct bld_context *bld, const struct
tgsi_full_instruction *insn,
    case TGSI_FILE_INPUT:
       res = bld_saved_input(bld, idx, swz);
       if (res && (insn->Instruction.Opcode != TGSI_OPCODE_TXP))
-         return res;
+         break;

       res = new_value(bld->pc, bld->ti->input_file, type);
       res->reg.id = bld->ti->input_map[idx][swz];

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