diff options
| author | Christoph Bumiller <e0425955@student.tuwien.ac.at> | 2009-12-30 21:25:13 +0100 |
|---|---|---|
| committer | Christoph Bumiller <e0425955@student.tuwien.ac.at> | 2009-12-31 14:34:42 +0100 |
| commit | 616ddc8dfa5bfc886db8d4c7ef7fc66793f7940d (patch) | |
| tree | d0cd980936e65a194b7d35079cf90428e4622a88 /src | |
| parent | b3425bc3607666e5c8ba4f403b4ead8c8870e49c (diff) | |
nv50: cannot kill branch if immediate is used
The immediate's bits eat the condition bits.
Diffstat (limited to 'src')
| -rw-r--r-- | src/gallium/drivers/nv50/nv50_program.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/gallium/drivers/nv50/nv50_program.c b/src/gallium/drivers/nv50/nv50_program.c index 7d1b5fd82c..cc15f45347 100644 --- a/src/gallium/drivers/nv50/nv50_program.c +++ b/src/gallium/drivers/nv50/nv50_program.c @@ -453,6 +453,7 @@ static INLINE void set_pred(struct nv50_pc *pc, unsigned pred, unsigned idx, struct nv50_program_exec *e) { + assert(!is_immd(e)); set_long(pc, e); e->inst[1] &= ~((0x1f << 7) | (0x3 << 12)); e->inst[1] |= (pred << 7) | (idx << 12); @@ -2118,6 +2119,8 @@ nv50_kill_branch(struct nv50_pc *pc) if (pc->if_insn[lvl]->next != pc->p->exec_tail) return FALSE; + if (is_immd(pc->p->exec_tail)) + return FALSE; /* if ccode == 'true', the BRA is from an ELSE and the predicate * reg may no longer be valid, since we currently always use $p0 |