diff options
| author | Christoph Bumiller <[email protected]> | 2013-02-20 20:54:14 +0100 |
|---|---|---|
| committer | Christoph Bumiller <[email protected]> | 2013-03-12 12:55:35 +0100 |
| commit | c8f0c43f7aba08887d92f5bc3b9d76001caa0d92 (patch) | |
| tree | 4723feb3d05fd6de57dedd855bbbd3fd49f5179b /src/gallium/drivers/nv50 | |
| parent | d6c95f6819547ff5aa8591471428d04a82718721 (diff) | |
nv50/ir/emit: handle OP_ATOM
Diffstat (limited to 'src/gallium/drivers/nv50')
| -rw-r--r-- | src/gallium/drivers/nv50/codegen/nv50_ir_emit_nv50.cpp | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/src/gallium/drivers/nv50/codegen/nv50_ir_emit_nv50.cpp b/src/gallium/drivers/nv50/codegen/nv50_ir_emit_nv50.cpp index 90f861590e1..796c1957eb5 100644 --- a/src/gallium/drivers/nv50/codegen/nv50_ir_emit_nv50.cpp +++ b/src/gallium/drivers/nv50/codegen/nv50_ir_emit_nv50.cpp @@ -122,6 +122,8 @@ private: void emitFlow(const Instruction *, uint8_t flowOp); void emitPRERETEmu(const FlowInstruction *); + + void emitATOM(const Instruction *); }; #define SDATA(a) ((a).rep()->reg.data) @@ -1532,6 +1534,42 @@ CodeEmitterNV50::emitFlow(const Instruction *i, uint8_t flowOp) } } +void +CodeEmitterNV50::emitATOM(const Instruction *i) +{ + uint8_t subOp; + switch (i->subOp) { + case NV50_IR_SUBOP_ATOM_ADD: subOp = 0x0; break; + case NV50_IR_SUBOP_ATOM_MIN: subOp = 0x7; break; + case NV50_IR_SUBOP_ATOM_MAX: subOp = 0x6; break; + case NV50_IR_SUBOP_ATOM_INC: subOp = 0x4; break; + case NV50_IR_SUBOP_ATOM_DEC: subOp = 0x5; break; + case NV50_IR_SUBOP_ATOM_AND: subOp = 0xa; break; + case NV50_IR_SUBOP_ATOM_OR: subOp = 0xb; break; + case NV50_IR_SUBOP_ATOM_XOR: subOp = 0xc; break; + case NV50_IR_SUBOP_ATOM_CAS: subOp = 0x2; break; + case NV50_IR_SUBOP_ATOM_EXCH: subOp = 0x1; break; + default: + assert(!"invalid subop"); + break; + } + code[0] = 0xd0000001; + code[1] = 0xe0c00000 | (subOp << 2); + if (isSignedType(i->dType)) + code[1] |= 1 << 21; + + // args + emitFlagsRd(i); + setDst(i, 0); + setSrc(i, 1, 1); + if (i->subOp == NV50_IR_SUBOP_ATOM_CAS) + setSrc(i, 2, 2); + + // g[] pointer + code[0] |= i->getSrc(0)->reg.fileIndex << 23; + srcId(i->getIndirect(0, 0), 9); +} + bool CodeEmitterNV50::emitInstruction(Instruction *insn) { @@ -1712,6 +1750,9 @@ CodeEmitterNV50::emitInstruction(Instruction *insn) case OP_DFDY: emitQUADOP(insn, 5, insn->src(0).mod.neg() ? 0x5a : 0xa5); break; + case OP_ATOM: + emitATOM(insn); + break; case OP_PHI: case OP_UNION: case OP_CONSTRAINT: |