diff options
| author | Christoph Bumiller <e0425955@student.tuwien.ac.at> | 2010-04-29 22:48:00 +0200 |
|---|---|---|
| committer | Christoph Bumiller <e0425955@student.tuwien.ac.at> | 2010-04-30 22:50:31 +0200 |
| commit | 6df1e5c4aa980d52e98b991e6cdbd20a3c746845 (patch) | |
| tree | 9418bfd2ef83a62f01d31916583a3e067c0991e3 /src/gallium/drivers/nv50/nv50_program.c | |
| parent | d225221e7084a1e8e22c41cbd3c58775d6f298a1 (diff) | |
nv50: don't segfault on OPCODE_END for empty programs
Diffstat (limited to 'src/gallium/drivers/nv50/nv50_program.c')
| -rw-r--r-- | src/gallium/drivers/nv50/nv50_program.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/src/gallium/drivers/nv50/nv50_program.c b/src/gallium/drivers/nv50/nv50_program.c index b8b6b12120..98f60821fc 100644 --- a/src/gallium/drivers/nv50/nv50_program.c +++ b/src/gallium/drivers/nv50/nv50_program.c @@ -3169,15 +3169,16 @@ nv50_program_tx_insn(struct nv50_pc *pc, if (pc->p->type == PIPE_SHADER_FRAGMENT) nv50_fp_move_results(pc); - /* last insn must be long so it can have the exit bit set */ - if (!is_long(pc->p->exec_tail)) - convert_to_long(pc, pc->p->exec_tail); - else - if (is_immd(pc->p->exec_tail) || + if (!pc->p->exec_tail || + is_immd(pc->p->exec_tail) || is_join(pc->p->exec_tail) || is_control_flow(pc->p->exec_tail)) emit_nop(pc); + /* last insn must be long so it can have the exit bit set */ + if (!is_long(pc->p->exec_tail)) + convert_to_long(pc, pc->p->exec_tail); + pc->p->exec_tail->inst[1] |= 1; /* set exit bit */ terminate_mbb(pc); |