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gk110/ir: add partial BAR support

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This is enough for the plain TGSI BARRIER implementation.

Signed-off-by: Ilia Mirkin <imirkin@alum.mit.edu>
This commit is contained in:
Ilia Mirkin 2016-01-20 17:12:59 -05:00
parent f1152c3455
commit 9f23007a7a
1 changed files with 18 additions and 2 deletions
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20
src/gallium/drivers/nouveau/codegen/nv50_ir_emit_gk110.cpp
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@ -1252,8 +1252,24 @@ CodeEmitterGK110::emitPIXLD(const Instruction *i)
void
CodeEmitterGK110::emitBAR(const Instruction *i)
{
/* TODO */
emitNOP(i);
code[0] = 0x00000002;
code[1] = 0x85400000;
switch (i->subOp) {
case NV50_IR_SUBOP_BAR_ARRIVE: code[1] |= 0x08; break;
case NV50_IR_SUBOP_BAR_RED_AND: code[1] |= 0x50; break;
case NV50_IR_SUBOP_BAR_RED_OR: code[1] |= 0x90; break;
case NV50_IR_SUBOP_BAR_RED_POPC: code[1] |= 0x10; break;
default:
code[1] |= 0x20;
assert(i->subOp == NV50_IR_SUBOP_BAR_SYNC);
break;
}
emitPredicate(i);
srcId(i->src(0), 10);
srcId(i->src(1), 23);
}
void