Mesa (master): gm107/ir: add emission for SUREDx
Samuel Pitoiset
hakzsam at kemper.freedesktop.org
Wed Jul 20 09:13:38 UTC 2016
Module: Mesa
Branch: master
Commit: 1edc44bfd3a0be72bbc77ee82a833692cc404cbd
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=1edc44bfd3a0be72bbc77ee82a833692cc404cbd
Author: Samuel Pitoiset <samuel.pitoiset at gmail.com>
Date: Fri Jun 24 22:35:59 2016 +0200
gm107/ir: add emission for SUREDx
Signed-off-by: Samuel Pitoiset <samuel.pitoiset at gmail.com>
Reviewed-by: Ilia Mirkin <imirkin at alum.mit.edu>
---
.../drivers/nouveau/codegen/nv50_ir_emit_gm107.cpp | 50 ++++++++++++++++++++++
1 file changed, 50 insertions(+)
diff --git a/src/gallium/drivers/nouveau/codegen/nv50_ir_emit_gm107.cpp b/src/gallium/drivers/nouveau/codegen/nv50_ir_emit_gm107.cpp
index 7d77ca3..791273f 100644
--- a/src/gallium/drivers/nouveau/codegen/nv50_ir_emit_gm107.cpp
+++ b/src/gallium/drivers/nouveau/codegen/nv50_ir_emit_gm107.cpp
@@ -205,6 +205,7 @@ private:
void emitSUHandle(const int s);
void emitSUSTx();
void emitSULDx();
+ void emitSUREDx();
};
/*******************************************************************************
@@ -2913,6 +2914,51 @@ CodeEmitterGM107::emitSULDx()
emitSUHandle(1);
}
+
+void
+CodeEmitterGM107::emitSUREDx()
+{
+ const TexInstruction *insn = this->insn->asTex();
+ uint8_t type = 0, subOp;
+
+ if (insn->subOp == NV50_IR_SUBOP_ATOM_CAS)
+ emitInsn(0xeac00000);
+ else
+ emitInsn(0xea600000);
+
+ if (insn->op == OP_SUREDB)
+ emitField(0x34, 1, 1);
+ emitSUTarget();
+
+ // destination type
+ switch (insn->dType) {
+ case TYPE_S32: type = 1; break;
+ case TYPE_U64: type = 2; break;
+ case TYPE_F32: type = 3; break;
+ case TYPE_S64: type = 5; break;
+ default:
+ assert(insn->dType == TYPE_U32);
+ break;
+ }
+
+ // atomic operation
+ if (insn->subOp == NV50_IR_SUBOP_ATOM_CAS) {
+ subOp = 0;
+ } else if (insn->subOp == NV50_IR_SUBOP_ATOM_EXCH) {
+ subOp = 8;
+ } else {
+ subOp = insn->subOp;
+ }
+
+ emitField(0x24, 3, type);
+ emitField(0x1d, 4, subOp);
+ emitGPR (0x14, insn->src(1));
+ emitGPR (0x08, insn->src(0));
+ emitGPR (0x00, insn->def(0));
+
+ emitSUHandle(2);
+}
+
/*******************************************************************************
* assembler front-end
******************************************************************************/
@@ -3235,6 +3281,10 @@ CodeEmitterGM107::emitInstruction(Instruction *i)
case OP_SULDP:
emitSULDx();
break;
+ case OP_SUREDB:
+ case OP_SUREDP:
+ emitSUREDx();
+ break;
default:
assert(!"invalid opcode");
emitNOP();
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