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authorChristoph Bumiller <e0425955@student.tuwien.ac.at>2009-10-23 21:57:42 +0200
committerChristoph Bumiller <e0425955@student.tuwien.ac.at>2009-10-23 22:24:09 +0200
commit99e728a13ea8518efc7e27242093b43470f102d6 (patch)
tree5ca0bced7053cc628511082fd744d07c4de63ebb
parentad67326f12c0d6298cffc0fc4e421ddc02b3cb07 (diff)
nv50: fix saturation outside of tx_insn case
-rw-r--r--src/gallium/drivers/nv50/nv50_program.c8
1 files changed, 5 insertions, 3 deletions
diff --git a/src/gallium/drivers/nv50/nv50_program.c b/src/gallium/drivers/nv50/nv50_program.c
index dd7634c58a..3f834b5736 100644
--- a/src/gallium/drivers/nv50/nv50_program.c
+++ b/src/gallium/drivers/nv50/nv50_program.c
@@ -1821,7 +1821,7 @@ nv50_program_tx_insn(struct nv50_pc *pc,
for (c = 0; c < 4; c++) {
if (!(mask & (1 << c)) || dst[c]->type == P_TEMP)
continue;
- rdst[c] = dst[c];
+ /* rdst[c] = dst[c]; */ /* done above */
dst[c] = temp_temp(pc);
}
}
@@ -2150,8 +2150,10 @@ nv50_program_tx_insn(struct nv50_pc *pc,
for (c = 0; c < 4; c++) {
if (!(mask & (1 << c)))
continue;
- /* in this case we saturate later */
- if (dst[c]->type == P_TEMP && dst[c]->index < 0)
+ /* In this case we saturate later, and dst[c] won't
+ * be another temp_temp (and thus lost), since rdst
+ * already is TEMP (see above). */
+ if (rdst[c]->type == P_TEMP && rdst[c]->index < 0)
continue;
emit_sat(pc, rdst[c], dst[c]);
}