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gm107/ir: add emission for SUSTx and SULDx

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Signed-off-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Reviewed-by: Ilia Mirkin <imirkin@alum.mit.edu>
This commit is contained in:
Samuel Pitoiset 2016-06-24 22:34:52 +02:00
parent e14cb05ce1
commit 4aaacd6dd0
1 changed files with 104 additions and 0 deletions
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104
src/gallium/drivers/nouveau/codegen/nv50_ir_emit_gm107.cpp
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@ -200,6 +200,11 @@ private:
void emitMEMBAR();
void emitVOTE();
void emitSUTarget();
void emitSUHandle(const int s);
void emitSUSTx();
void emitSULDx();
};
/*******************************************************************************
@ -2817,6 +2822,97 @@ CodeEmitterGM107::emitVOTE()
emitPRED (0x27, insn->src(0));
}
void
CodeEmitterGM107::emitSUTarget()
{
const TexInstruction *insn = this->insn->asTex();
int target = 0;
assert(insn->op >= OP_SULDB && insn->op <= OP_SUREDP);
if (insn->tex.target == TEX_TARGET_BUFFER) {
target = 2;
} else if (insn->tex.target == TEX_TARGET_1D_ARRAY) {
target = 4;
} else if (insn->tex.target == TEX_TARGET_2D ||
insn->tex.target == TEX_TARGET_RECT) {
target = 6;
} else if (insn->tex.target == TEX_TARGET_2D_ARRAY ||
insn->tex.target == TEX_TARGET_CUBE ||
insn->tex.target == TEX_TARGET_CUBE_ARRAY) {
target = 8;
} else if (insn->tex.target == TEX_TARGET_3D) {
target = 10;
} else {
assert(insn->tex.target == TEX_TARGET_1D);
}
emitField(0x20, 4, target);
}
void
CodeEmitterGM107::emitSUHandle(const int s)
{
const TexInstruction *insn = this->insn->asTex();
assert(insn->op >= OP_SULDB && insn->op <= OP_SUREDP);
if (insn->src(s).getFile() == FILE_GPR) {
emitGPR(0x27, insn->src(s));
} else {
ImmediateValue *imm = insn->getSrc(s)->asImm();
assert(imm);
emitField(0x33, 1, 1);
emitField(0x24, 13, imm->reg.data.u32);
}
}
void
CodeEmitterGM107::emitSUSTx()
{
const TexInstruction *insn = this->insn->asTex();
emitInsn(0xeb200000);
if (insn->op == OP_SUSTB)
emitField(0x34, 1, 1);
emitSUTarget();
emitLDSTc(0x18);
emitField(0x14, 4, 0xf); // rgba
emitGPR (0x08, insn->src(0));
emitGPR (0x00, insn->src(1));
emitSUHandle(2);
}
void
CodeEmitterGM107::emitSULDx()
{
const TexInstruction *insn = this->insn->asTex();
int type = 0;
emitInsn(0xeb000000);
if (insn->op == OP_SULDB)
emitField(0x34, 1, 1);
emitSUTarget();
switch (insn->dType) {
case TYPE_S8: type = 1; break;
case TYPE_U16: type = 2; break;
case TYPE_S16: type = 3; break;
case TYPE_U32: type = 4; break;
case TYPE_U64: type = 5; break;
case TYPE_B128: type = 6; break;
default:
assert(insn->dType == TYPE_U8);
break;
}
emitLDSTc(0x18);
emitField(0x14, 3, type);
emitGPR (0x00, insn->def(0));
emitGPR (0x08, insn->src(0));
emitSUHandle(1);
}
/*******************************************************************************
* assembler front-end
******************************************************************************/
@ -3131,6 +3227,14 @@ CodeEmitterGM107::emitInstruction(Instruction *i)
case OP_VOTE:
emitVOTE();
break;
case OP_SUSTB:
case OP_SUSTP:
emitSUSTx();
break;
case OP_SULDB:
case OP_SULDP:
emitSULDx();
break;
default:
assert(!"invalid opcode");
emitNOP();