Mesa (master): nvc0/ir/emit: hardcode vertex output stream to 0 for now
Christoph Bumiller
chrisbmr at kemper.freedesktop.org
Fri Feb 7 21:55:26 UTC 2014
Module: Mesa
Branch: master
Commit: b7233acf782a39c7e5643cb303022360664b6046
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=b7233acf782a39c7e5643cb303022360664b6046
Author: Christoph Bumiller <e0425955 at student.tuwien.ac.at>
Date: Fri Feb 7 22:39:44 2014 +0100
nvc0/ir/emit: hardcode vertex output stream to 0 for now
---
src/gallium/drivers/nouveau/codegen/nv50_ir_emit_nvc0.cpp | 9 +++++++--
1 file changed, 7 insertions(+), 2 deletions(-)
diff --git a/src/gallium/drivers/nouveau/codegen/nv50_ir_emit_nvc0.cpp b/src/gallium/drivers/nouveau/codegen/nv50_ir_emit_nvc0.cpp
index 96a4af4..f15ca1b 100644
--- a/src/gallium/drivers/nouveau/codegen/nv50_ir_emit_nvc0.cpp
+++ b/src/gallium/drivers/nouveau/codegen/nv50_ir_emit_nvc0.cpp
@@ -1488,8 +1488,13 @@ CodeEmitterNVC0::emitOUT(const Instruction *i)
// vertex stream
if (i->src(1).getFile() == FILE_IMMEDIATE) {
- code[1] |= 0xc000;
- code[0] |= SDATA(i->src(1)).u32 << 26;
+ // Using immediate encoding here triggers an invalid opcode error
+ // or random results when error reporting is disabled.
+ // TODO: figure this out when we get multiple vertex streams
+ assert(SDATA(i->src(1)).u32 == 0);
+ srcId(NULL, 26);
+ // code[1] |= 0xc000;
+ // code[0] |= SDATA(i->src(1)).u32 << 26;
} else {
srcId(i->src(1), 26);
}
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