From 9c196779bc32b90f0fd616de12705a1bdbedff0a Mon Sep 17 00:00:00 2001 From: Christoph Bumiller Date: Fri, 22 Feb 2013 20:35:32 +0100 Subject: nvc0/ir/emit: implement INSBF, EXTBF, PERMT and ATOM --- .../drivers/nvc0/codegen/nv50_ir_emit_nvc0.cpp | 133 ++++++++++++++++++++- .../drivers/nvc0/codegen/nv50_ir_target_nvc0.cpp | 1 + 2 files changed, 133 insertions(+), 1 deletion(-) (limited to 'src/gallium/drivers') diff --git a/src/gallium/drivers/nvc0/codegen/nv50_ir_emit_nvc0.cpp b/src/gallium/drivers/nvc0/codegen/nv50_ir_emit_nvc0.cpp index 763d07f759a..66e971558ee 100644 --- a/src/gallium/drivers/nvc0/codegen/nv50_ir_emit_nvc0.cpp +++ b/src/gallium/drivers/nvc0/codegen/nv50_ir_emit_nvc0.cpp @@ -78,6 +78,7 @@ private: void emitLOAD(const Instruction *); void emitSTORE(const Instruction *); void emitMOV(const Instruction *); + void emitATOM(const Instruction *); void emitINTERP(const Instruction *); void emitPFETCH(const Instruction *); @@ -98,6 +99,8 @@ private: void emitLogicOp(const Instruction *, uint8_t subOp); void emitPOPC(const Instruction *); void emitINSBF(const Instruction *); + void emitEXTBF(const Instruction *); + void emitPERMT(const Instruction *); void emitShift(const Instruction *); void emitSFnOp(const Instruction *, uint8_t subOp); @@ -739,7 +742,26 @@ CodeEmitterNVC0::emitPOPC(const Instruction *i) void CodeEmitterNVC0::emitINSBF(const Instruction *i) { - emitForm_A(i, HEX64(28000000, 30000000)); + emitForm_A(i, HEX64(28000000, 00000003)); +} + +void +CodeEmitterNVC0::emitEXTBF(const Instruction *i) +{ + emitForm_A(i, HEX64(70000000, 00000003)); + + if (i->dType == TYPE_S32) + code[0] |= 1 << 5; + if (i->subOp == NV50_IR_SUBOP_EXTBF_REV) + code[0] |= 1 << 8; +} + +void +CodeEmitterNVC0::emitPERMT(const Instruction *i) +{ + emitForm_A(i, HEX64(24000000, 00000004)); + + code[0] |= i->subOp << 5; } void @@ -1634,6 +1656,103 @@ CodeEmitterNVC0::emitMOV(const Instruction *i) } } +void +CodeEmitterNVC0::emitATOM(const Instruction *i) +{ + const bool hasDst = i->defExists(0); + const bool casOrExch = + i->subOp == NV50_IR_SUBOP_ATOM_EXCH || + i->subOp == NV50_IR_SUBOP_ATOM_CAS; + + if (i->dType == TYPE_U64) { + switch (i->subOp) { + case NV50_IR_SUBOP_ATOM_ADD: + code[0] = 0x205; + if (hasDst) + code[1] = 0x507e0000; + else + code[1] = 0x10000000; + break; + case NV50_IR_SUBOP_ATOM_EXCH: + code[0] = 0x305; + code[1] = 0x507e0000; + break; + case NV50_IR_SUBOP_ATOM_CAS: + code[0] = 0x325; + code[1] = 0x50000000; + break; + default: + assert(!"invalid u64 red op"); + break; + } + } else + if (i->dType == TYPE_U32) { + switch (i->subOp) { + case NV50_IR_SUBOP_ATOM_EXCH: + code[0] = 0x105; + code[1] = 0x507e0000; + break; + case NV50_IR_SUBOP_ATOM_CAS: + code[0] = 0x125; + code[1] = 0x50000000; + break; + default: + code[0] = 0x5 | (i->subOp << 5); + if (hasDst) + code[1] = 0x507e0000; + else + code[1] = 0x10000000; + break; + } + } else + if (i->dType == TYPE_S32) { + assert(i->subOp <= 2); + code[0] = 0x205 | (i->subOp << 5); + if (hasDst) + code[1] = 0x587e0000; + else + code[1] = 0x18000000; + } else + if (i->dType == TYPE_F32) { + assert(i->subOp == NV50_IR_SUBOP_ATOM_ADD); + code[0] = 0x205; + if (hasDst) + code[1] = 0x687e0000; + else + code[1] = 0x28000000; + } + + emitPredicate(i); + + srcId(i->src(1), 14); + + if (hasDst) + defId(i->def(0), 32 + 11); + else + if (casOrExch) + code[1] |= 63 << 11; + + if (hasDst || casOrExch) { + const int32_t offset = SDATA(i->src(0)).offset; + assert(offset < 0x80000 && offset >= -0x80000); + code[0] |= offset << 26; + code[1] |= (offset & 0x1ffc0) >> 6; + code[1] |= (offset & 0xe0000) << 6; + } else { + srcAddr32(i->src(0), 26); + } + if (i->getIndirect(0, 0)) { + srcId(i->getIndirect(0, 0), 20); + if (i->getIndirect(0, 0)->reg.size == 8) + code[1] |= 1 << 26; + } else { + code[0] |= 63 << 20; + } + + if (i->subOp == NV50_IR_SUBOP_ATOM_CAS) + srcId(i->src(2), 32 + 17); +} + void CodeEmitterNVC0::emitSUCLAMPMode(uint16_t subOp) { @@ -2047,6 +2166,9 @@ CodeEmitterNVC0::emitInstruction(Instruction *insn) else ERROR("SUSTx not yet supported on < nve4\n"); break; + case OP_ATOM: + emitATOM(insn); + break; case OP_BRA: case OP_CALL: case OP_PRERET: @@ -2075,6 +2197,15 @@ CodeEmitterNVC0::emitInstruction(Instruction *insn) case OP_POPCNT: emitPOPC(insn); break; + case OP_INSBF: + emitINSBF(insn); + break; + case OP_EXTBF: + emitEXTBF(insn); + break; + case OP_PERMT: + emitPERMT(insn); + break; case OP_JOIN: emitNOP(insn); insn->join = 1; diff --git a/src/gallium/drivers/nvc0/codegen/nv50_ir_target_nvc0.cpp b/src/gallium/drivers/nvc0/codegen/nv50_ir_target_nvc0.cpp index a37e4ef35dd..802bd2556c8 100644 --- a/src/gallium/drivers/nvc0/codegen/nv50_ir_target_nvc0.cpp +++ b/src/gallium/drivers/nvc0/codegen/nv50_ir_target_nvc0.cpp @@ -246,6 +246,7 @@ static const struct opProperties _initProps[] = { OP_DFDY, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0 }, { OP_CALL, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0 }, { OP_INSBF, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4 }, + { OP_PERMT, 0x0, 0x0, 0x0, 0x0, 0x6, 0x2 }, { OP_SET_AND, 0x3, 0x3, 0x0, 0x0, 0x2, 0x2 }, { OP_SET_OR, 0x3, 0x3, 0x0, 0x0, 0x2, 0x2 }, { OP_SET_XOR, 0x3, 0x3, 0x0, 0x0, 0x2, 0x2 }, -- cgit v1.2.3