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i965/vs: Fix constant-indexed array read/write addresses on pre-gen6. 

The second vertex was getting a garbage index.

Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>
This commit is contained in:
Eric Anholt 2011-08-30 16:40:06 -07:00
parent bba910373f
commit 88612e2c1b
1 changed files with 1 additions and 1 deletions
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2
src/mesa/drivers/dri/i965/brw_vec4_emit.cpp
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@ -377,7 +377,7 @@ vec4_visitor::generate_oword_dual_block_offsets(struct brw_reg m1,
brw_set_predicate_inverse(p, true);
if (index.file == BRW_IMMEDIATE_VALUE) {
index_4.dw1.ud++;
index_4.dw1.ud += second_vertex_offset;
brw_MOV(p, m1_4, index_4);
} else {
brw_ADD(p, m1_4, index_4, brw_imm_d(second_vertex_offset));