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nv50: fix saturation outside of tx_insn case

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This commit is contained in:
Christoph Bumiller
2009-10-23 21:57:42 +02:00
parent ad67326f12
commit 99e728a13e
1 changed files with 5 additions and 3 deletions
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src/gallium/drivers/nv50/nv50_program.c
+5 -3
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@@ -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]);
}