diff options
| author | Ian Romanick <[email protected]> | 2011-07-20 16:04:17 -0700 |
|---|---|---|
| committer | Ian Romanick <[email protected]> | 2011-07-23 01:24:18 -0700 |
| commit | 337e2dfad0bcd567755272271abd2593a1d0fd1f (patch) | |
| tree | 1839ed9e852c56bca64d642ef44d9a8d86c4154e /src/mesa/drivers | |
| parent | fbeb68e880318808f90c779cd3f8b8c4160eecf8 (diff) | |
i965: When emitting a src/dst write of an output, keep the write mask
Fixes i965 piglit:
vs-varying-array-mat[234]-col-row-wr
vs-varying-array-mat[234]-index-col-row-wr
vs-varying-array-mat[234]-index-row-wr
vs-varying-array-mat[234]-row-wr
vs-varying-mat[234]-col-row-wr
vs-varying-mat[234]-row-wr
Reviewed-by: Eric Anholt <[email protected]>
Reviewed-by: Kenneth Graunke <[email protected]>
Diffstat (limited to 'src/mesa/drivers')
| -rw-r--r-- | src/mesa/drivers/dri/i965/brw_vs_emit.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_vs_emit.c b/src/mesa/drivers/dri/i965/brw_vs_emit.c index 9d733344a26..5ef8b0720ba 100644 --- a/src/mesa/drivers/dri/i965/brw_vs_emit.c +++ b/src/mesa/drivers/dri/i965/brw_vs_emit.c @@ -1993,7 +1993,11 @@ void brw_vs_emit(struct brw_vs_compile *c ) index = inst->DstReg.Index; file = inst->DstReg.File; if (file == PROGRAM_OUTPUT && c->output_regs[index].used_in_src) - dst = c->output_regs[index].reg; + /* Can't just make get_dst "do the right thing" here because other + * callers of get_dst don't expect any special behavior for the + * c->output_regs[index].used_in_src case. + */ + dst = brw_writemask(c->output_regs[index].reg, inst->DstReg.WriteMask); else dst = get_dst(c, inst->DstReg); |