Mesa (master): nv50: fix stupid thinko in emit_set
Christoph Bumiller
chrisbmr at kemper.freedesktop.org
Tue Sep 15 13:37:25 UTC 2009
Module: Mesa
Branch: master
Commit: d3a9cf54c0a95fb60ac8921e100d51b53c44541b
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=d3a9cf54c0a95fb60ac8921e100d51b53c44541b
Author: Christoph Bumiller <e0425955 at student.tuwien.ac.at>
Date: Tue Sep 15 15:24:32 2009 +0200
nv50: fix stupid thinko in emit_set
When swapping sources 0 and 1, EQ of course does *not*
become NE, etc.
Introduced in 2b963f5c723401aa2646bd48eefe065cd335e280.
---
src/gallium/drivers/nv50/nv50_program.c | 4 +++-
1 files changed, 3 insertions(+), 1 deletions(-)
diff --git a/src/gallium/drivers/nv50/nv50_program.c b/src/gallium/drivers/nv50/nv50_program.c
index d7bef1e..eb90d5e 100644
--- a/src/gallium/drivers/nv50/nv50_program.c
+++ b/src/gallium/drivers/nv50/nv50_program.c
@@ -854,12 +854,14 @@ static void
emit_set(struct nv50_pc *pc, unsigned ccode, struct nv50_reg *dst, int wp,
struct nv50_reg *src0, struct nv50_reg *src1)
{
+ static const unsigned cc_swapped[8] = { 0, 4, 2, 6, 1, 5, 3, 7 };
+
struct nv50_program_exec *e = exec(pc);
struct nv50_reg *rdst;
assert(ccode < 16);
if (check_swap_src_0_1(pc, &src0, &src1))
- ccode = ccode ^ 0x7;
+ ccode = cc_swapped[ccode & 7] | (ccode & 8);
rdst = dst;
if (dst && dst->type != P_TEMP)
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