diff options
| author | Tom Stellard <tstellar@gmail.com> | 2010-09-07 10:22:16 -0700 |
|---|---|---|
| committer | Tom Stellard <tstellar@gmail.com> | 2010-09-10 18:18:09 -0700 |
| commit | e3fc210a4f93c41cd3d1601dd1c937388f117d97 (patch) | |
| tree | 0f0abfd0e5a59c6dbb6dd330d62bcfb91a3d02e6 /src/mesa | |
| parent | d442c7f172df72875bc4a4c8e20ddd8c49dee12a (diff) | |
r300/compiler: Fix dataflow bug in presub_helper()
Diffstat (limited to 'src/mesa')
| -rw-r--r-- | src/mesa/drivers/dri/r300/compiler/radeon_optimize.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/r300/compiler/radeon_optimize.c b/src/mesa/drivers/dri/r300/compiler/radeon_optimize.c index 53efbba4c5..88aac949a1 100644 --- a/src/mesa/drivers/dri/r300/compiler/radeon_optimize.c +++ b/src/mesa/drivers/dri/r300/compiler/radeon_optimize.c @@ -590,6 +590,8 @@ static int presub_helper( if (inst->U.I.DstReg.WriteMask & src_reads_dst_mask(s->Inst->U.I.SrcReg[1], inst->U.I.DstReg) + || src_reads_dst_mask(s->Inst->U.I.SrcReg[0], + inst->U.I.DstReg) || info->IsFlowControl) { cant_sub = 1; } |