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nv50/ir: add saturate support on ex2

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Signed-off-by: Ilia Mirkin <imirkin@alum.mit.edu>
This commit is contained in:
Ilia Mirkin 2016-01-15 17:12:27 -05:00
parent e5fefe49f2
commit 32a9fe013b
2 changed files with 6 additions and 0 deletions
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5
src/gallium/drivers/nouveau/codegen/nv50_ir_emit_nv50.cpp
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@ -1463,6 +1463,7 @@ CodeEmitterNV50::emitSFnOp(const Instruction *i, uint8_t subOp)
if (i->encSize == 4) {
assert(i->op == OP_RCP);
assert(!i->saturate);
code[0] |= i->src(0).mod.abs() << 15;
code[0] |= i->src(0).mod.neg() << 22;
emitForm_MUL(i);
@ -1470,6 +1471,10 @@ CodeEmitterNV50::emitSFnOp(const Instruction *i, uint8_t subOp)
code[1] = subOp << 29;
code[1] |= i->src(0).mod.abs() << 20;
code[1] |= i->src(0).mod.neg() << 26;
if (i->saturate) {
assert(subOp == 6 && i->op == OP_EX2);
code[1] |= 1 << 27;
}
emitForm_MAD(i);
}
}

1
src/gallium/drivers/nouveau/codegen/nv50_ir_target_nv50.cpp
View file

@ -99,6 +99,7 @@ static const struct opProperties _initProps[] =
{ OP_SET, 0x3, 0x3, 0x0, 0x0, 0x2, 0x1, 0x1, 0x0 },
{ OP_PREEX2, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0 },
{ OP_PRESIN, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0 },
{ OP_EX2, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0 },
{ OP_LG2, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0 },
{ OP_RCP, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0 },
{ OP_RSQ, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0 },