--- /dev/null
+/*
+ * Copyright 2012 Christoph Bumiller
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+ * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
+ * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+#include "nv50_ir_target_nvc0.h"
+
+// CodeEmitter for GK110 encoding of the Fermi/Kepler ISA.
+
+namespace nv50_ir {
+
+class CodeEmitterGK110 : public CodeEmitter
+{
+public:
+ CodeEmitterGK110(const TargetNVC0 *);
+
+ virtual bool emitInstruction(Instruction *);
+ virtual uint32_t getMinEncodingSize(const Instruction *) const;
+ virtual void prepareEmission(Function *);
+
+ inline void setProgramType(Program::Type pType) { progType = pType; }
+
+private:
+ const TargetNVC0 *targ;
+
+ Program::Type progType;
+
+ const bool writeIssueDelays;
+
+private:
+ void emitForm_21(const Instruction *, uint32_t opc2, uint32_t opc1);
+ void emitForm_C(const Instruction *, uint32_t opc, uint8_t ctg);
+ void emitForm_L(const Instruction *, uint32_t opc, uint8_t ctg, Modifier);
+
+ void emitPredicate(const Instruction *);
+
+ void setCAddress14(const ValueRef&);
+ void setShortImmediate(const Instruction *, const int s);
+ void setImmediate32(const Instruction *, const int s, Modifier);
+
+ void modNegAbsF32_3b(const Instruction *, const int s);
+
+ void emitCondCode(CondCode cc, int pos, uint8_t mask);
+ void emitInterpMode(const Instruction *);
+ void emitLoadStoreType(DataType ty, const int pos);
+ void emitCachingMode(CacheMode c, const int pos);
+
+ inline uint8_t getSRegEncoding(const ValueRef&);
+
+ void emitRoundMode(RoundMode, const int pos, const int rintPos);
+ void emitRoundModeF(RoundMode, const int pos);
+ void emitRoundModeI(RoundMode, const int pos);
+
+ void emitNegAbs12(const Instruction *);
+
+ void emitNOP(const Instruction *);
+
+ void emitLOAD(const Instruction *);
+ void emitSTORE(const Instruction *);
+ void emitMOV(const Instruction *);
+
+ void emitINTERP(const Instruction *);
+ void emitPFETCH(const Instruction *);
+ void emitVFETCH(const Instruction *);
+ void emitEXPORT(const Instruction *);
+ void emitOUT(const Instruction *);
+
+ void emitUADD(const Instruction *);
+ void emitFADD(const Instruction *);
+ void emitIMUL(const Instruction *);
+ void emitFMUL(const Instruction *);
+ void emitIMAD(const Instruction *);
+ void emitISAD(const Instruction *);
+ void emitFMAD(const Instruction *);
+
+ void emitNOT(const Instruction *);
+ void emitLogicOp(const Instruction *, uint8_t subOp);
+ void emitPOPC(const Instruction *);
+ void emitINSBF(const Instruction *);
+ void emitShift(const Instruction *);
+
+ void emitSFnOp(const Instruction *, uint8_t subOp);
+
+ void emitCVT(const Instruction *);
+ void emitMINMAX(const Instruction *);
+ void emitPreOp(const Instruction *);
+
+ void emitSET(const CmpInstruction *);
+ void emitSLCT(const CmpInstruction *);
+ void emitSELP(const Instruction *);
+
+ void emitTEXBAR(const Instruction *);
+ void emitTEX(const TexInstruction *);
+ void emitTEXCSAA(const TexInstruction *);
+ void emitTXQ(const TexInstruction *);
+ void emitPIXLD(const TexInstruction *);
+
+ void emitQUADOP(const Instruction *, uint8_t qOp, uint8_t laneMask);
+
+ void emitFlow(const Instruction *);
+
+ inline void defId(const ValueDef&, const int pos);
+ inline void srcId(const ValueRef&, const int pos);
+ inline void srcId(const ValueRef *, const int pos);
+ inline void srcId(const Instruction *, int s, const int pos);
+
+ inline void srcAddr32(const ValueRef&, const int pos); // address / 4
+
+ inline bool isLIMM(const ValueRef&, DataType ty, bool mod = false);
+};
+
+#define GK110_GPR_ZERO 255
+
+#define NEG_(b, s) \
+ if (i->src(s).mod.neg()) code[(0x##b) / 32] |= 1 << ((0x##b) % 32)
+#define ABS_(b, s) \
+ if (i->src(s).mod.abs()) code[(0x##b) / 32] |= 1 << ((0x##b) % 32)
+
+#define NOT_(b, s) if (i->src(s).mod & Modifier(NV50_IR_MOD_NOT)) \
+ code[(0x##b) / 32] |= 1 << ((0x##b) % 32)
+
+#define FTZ_(b) if (i->ftz) code[(0x##b) / 32] |= 1 << ((0x##b) % 32)
+
+#define SAT_(b) if (i->saturate) code[(0x##b) / 32] |= 1 << ((0x##b) % 32)
+
+#define RND_(b, t) emitRoundMode##t(i->rnd, 0x##b)
+
+#define SDATA(a) ((a).rep()->reg.data)
+#define DDATA(a) ((a).rep()->reg.data)
+
+void CodeEmitterGK110::srcId(const ValueRef& src, const int pos)
+{
+ code[pos / 32] |= (src.get() ? SDATA(src).id : GK110_GPR_ZERO) << (pos % 32);
+}
+
+void CodeEmitterGK110::srcId(const ValueRef *src, const int pos)
+{
+ code[pos / 32] |= (src ? SDATA(*src).id : GK110_GPR_ZERO) << (pos % 32);
+}
+
+void CodeEmitterGK110::srcId(const Instruction *insn, int s, int pos)
+{
+ int r = insn->srcExists(s) ? SDATA(insn->src(s)).id : GK110_GPR_ZERO;
+ code[pos / 32] |= r << (pos % 32);
+}
+
+void CodeEmitterGK110::srcAddr32(const ValueRef& src, const int pos)
+{
+ code[pos / 32] |= (SDATA(src).offset >> 2) << (pos % 32);
+}
+
+void CodeEmitterGK110::defId(const ValueDef& def, const int pos)
+{
+ code[pos / 32] |= (def.get() ? DDATA(def).id : GK110_GPR_ZERO) << (pos % 32);
+}
+
+bool CodeEmitterGK110::isLIMM(const ValueRef& ref, DataType ty, bool mod)
+{
+ const ImmediateValue *imm = ref.get()->asImm();
+
+ return imm && (imm->reg.data.u32 & ((ty == TYPE_F32) ? 0xfff : 0xfff00000));
+}
+
+void
+CodeEmitterGK110::emitRoundMode(RoundMode rnd, const int pos, const int rintPos)
+{
+ bool rint = false;
+ uint8_t n;
+
+ switch (rnd) {
+ case ROUND_MI: rint = true; /* fall through */ case ROUND_M: n = 1; break;
+ case ROUND_PI: rint = true; /* fall through */ case ROUND_P: n = 2; break;
+ case ROUND_ZI: rint = true; /* fall through */ case ROUND_Z: n = 3; break;
+ default:
+ rint = rnd == ROUND_NI;
+ n = 0;
+ assert(rnd == ROUND_N || rnd == ROUND_NI);
+ break;
+ }
+ code[pos / 32] |= n << (pos % 32);
+ if (rint && rintPos >= 0)
+ code[rintPos / 32] |= 1 << (rintPos % 32);
+}
+
+void
+CodeEmitterGK110::emitRoundModeF(RoundMode rnd, const int pos)
+{
+ uint8_t n;
+
+ switch (rnd) {
+ case ROUND_M: n = 1; break;
+ case ROUND_P: n = 2; break;
+ case ROUND_Z: n = 3; break;
+ default:
+ n = 0;
+ assert(rnd == ROUND_N);
+ break;
+ }
+ code[pos / 32] |= n << (pos % 32);
+}
+
+void
+CodeEmitterGK110::emitRoundModeI(RoundMode rnd, const int pos)
+{
+ uint8_t n;
+
+ switch (rnd) {
+ case ROUND_MI: n = 1; break;
+ case ROUND_PI: n = 2; break;
+ case ROUND_ZI: n = 3; break;
+ default:
+ n = 0;
+ assert(rnd == ROUND_NI);
+ break;
+ }
+ code[pos / 32] |= n << (pos % 32);
+}
+
+void CodeEmitterGK110::emitCondCode(CondCode cc, int pos, uint8_t mask)
+{
+ uint8_t n;
+
+ switch (cc) {
+ case CC_FL: n = 0x00; break;
+ case CC_LT: n = 0x01; break;
+ case CC_EQ: n = 0x02; break;
+ case CC_LE: n = 0x03; break;
+ case CC_GT: n = 0x04; break;
+ case CC_NE: n = 0x05; break;
+ case CC_GE: n = 0x06; break;
+ case CC_LTU: n = 0x09; break;
+ case CC_EQU: n = 0x0a; break;
+ case CC_LEU: n = 0x0b; break;
+ case CC_GTU: n = 0x0c; break;
+ case CC_NEU: n = 0x0d; break;
+ case CC_GEU: n = 0x0e; break;
+ case CC_TR: n = 0x0f; break;
+ case CC_NO: n = 0x10; break;
+ case CC_NC: n = 0x11; break;
+ case CC_NS: n = 0x12; break;
+ case CC_NA: n = 0x13; break;
+ case CC_A: n = 0x14; break;
+ case CC_S: n = 0x15; break;
+ case CC_C: n = 0x16; break;
+ case CC_O: n = 0x17; break;
+ default:
+ n = 0;
+ assert(!"invalid condition code");
+ break;
+ }
+ code[pos / 32] |= (n & mask) << (pos % 32);
+}
+
+void
+CodeEmitterGK110::emitPredicate(const Instruction *i)
+{
+ if (i->predSrc >= 0) {
+ srcId(i->src(i->predSrc), 18);
+ if (i->cc == CC_NOT_P)
+ code[0] |= 8 << 18; // negate
+ assert(i->getPredicate()->reg.file == FILE_PREDICATE);
+ } else {
+ code[0] |= 7 << 18;
+ }
+}
+
+void
+CodeEmitterGK110::setCAddress14(const ValueRef& src)
+{
+ const int32_t addr = src.get()->asSym()->reg.data.offset / 4;
+
+ code[0] |= (addr & 0x01ff) << 23;
+ code[1] |= (addr & 0x3e00) >> 9;
+}
+
+void
+CodeEmitterGK110::setShortImmediate(const Instruction *i, const int s)
+{
+ const uint32_t u32 = i->getSrc(s)->asImm()->reg.data.u32;
+ const uint64_t u64 = i->getSrc(s)->asImm()->reg.data.u64;
+
+ if (i->sType == TYPE_F32) {
+ assert(!(u32 & 0x00000fff));
+ code[0] |= ((u32 & 0x001ff000) >> 12) << 23;
+ code[1] |= ((u32 & 0x7fe00000) >> 21);
+ code[1] |= ((u32 & 0x80000000) >> 4);
+ } else
+ if (i->sType == TYPE_F64) {
+ assert(!(u64 & 0x00000fffffffffffULL));
+ code[0] |= ((u64 & 0x001ff00000000000ULL) >> 44) << 23;
+ code[1] |= ((u64 & 0x7fe0000000000000ULL) >> 53);
+ code[1] |= ((u64 & 0x8000000000000000ULL) >> 36);
+ } else {
+ assert((u32 & 0xfff00000) == 0 || (u32 & 0xfff00000) == 0xfff00000);
+ code[0] |= (u32 & 0x001ff) << 23;
+ code[1] |= (u32 & 0x7fe00) >> 9;
+ code[1] |= (u32 & 0x80000) << 8;
+ }
+}
+
+void
+CodeEmitterGK110::setImmediate32(const Instruction *i, const int s,
+ Modifier mod)
+{
+ uint32_t u32 = i->getSrc(s)->asImm()->reg.data.u32;
+
+ if (mod) {
+ ImmediateValue imm(i->getSrc(s)->asImm(), i->sType);
+ mod.applyTo(imm);
+ u32 = imm.reg.data.u32;
+ }
+
+ code[0] |= u32 << 23;
+ code[1] |= u32 >> 9;
+}
+
+void
+CodeEmitterGK110::emitForm_L(const Instruction *i, uint32_t opc, uint8_t ctg,
+ Modifier mod)
+{
+ code[0] = ctg;
+ code[1] = opc << 20;
+
+ emitPredicate(i);
+
+ defId(i->def(0), 2);
+
+ for (int s = 0; s < 3 && i->srcExists(s); ++s) {
+ switch (i->src(s).getFile()) {
+ case FILE_GPR:
+ srcId(i->src(s), s ? 42 : 10);
+ break;
+ case FILE_IMMEDIATE:
+ setImmediate32(i, s, mod);
+ break;
+ default:
+ break;
+ }
+ }
+}
+
+
+void
+CodeEmitterGK110::emitForm_C(const Instruction *i, uint32_t opc, uint8_t ctg)
+{
+ code[0] = ctg;
+ code[1] = opc << 20;
+
+ emitPredicate(i);
+
+ defId(i->def(0), 2);
+
+ switch (i->src(0).getFile()) {
+ case FILE_MEMORY_CONST:
+ code[1] |= 0x4 << 28;
+ setCAddress14(i->src(0));
+ break;
+ case FILE_GPR:
+ code[1] |= 0xc << 28;
+ srcId(i->src(0), 23);
+ break;
+ default:
+ assert(0);
+ break;
+ }
+}
+
+// 0x2 for GPR, c[] and 0x1 for short immediate
+void
+CodeEmitterGK110::emitForm_21(const Instruction *i, uint32_t opc2,
+ uint32_t opc1)
+{
+ const bool imm = i->srcExists(1) && i->src(1).getFile() == FILE_IMMEDIATE;
+
+ int s1 = 23;
+ if (i->srcExists(2) && i->src(2).getFile() == FILE_MEMORY_CONST)
+ s1 = 42;
+
+ if (imm) {
+ code[0] = 0x1;
+ code[1] = opc1 << 20;
+ } else {
+ code[0] = 0x2;
+ code[1] = (0xc << 28) | (opc2 << 20);
+ }
+
+ emitPredicate(i);
+
+ defId(i->def(0), 2);
+
+ for (int s = 0; s < 3 && i->srcExists(s); ++s) {
+ switch (i->src(s).getFile()) {
+ case FILE_MEMORY_CONST:
+ code[1] &= (s == 2) ? ~(0x4 << 28) : ~(0x8 << 28);
+ setCAddress14(i->src(s));
+ code[1] |= i->getSrc(s)->reg.fileIndex << 5;
+ break;
+ case FILE_IMMEDIATE:
+ setShortImmediate(i, s);
+ break;
+ case FILE_GPR:
+ srcId(i->src(s), s ? ((s == 2) ? 42 : s1) : 10);
+ break;
+ default:
+ // ignore here, can be predicate or flags, but must not be address
+ break;
+ }
+ }
+ // 0x0 = invalid
+ // 0xc = rrr
+ // 0x8 = rrc
+ // 0x4 = rcr
+ assert(imm || (code[1] & (0xc << 28)));
+}
+
+inline void
+CodeEmitterGK110::modNegAbsF32_3b(const Instruction *i, const int s)
+{
+ if (i->src(s).mod.abs()) code[1] &= ~(1 << 27);
+ if (i->src(s).mod.neg()) code[1] ^= (1 << 27);
+}
+
+void
+CodeEmitterGK110::emitNOP(const Instruction *i)
+{
+ code[0] = 0x00003c02;
+ code[1] = 0x85800000;
+
+ if (i)
+ emitPredicate(i);
+ else
+ code[0] = 0x001c3c02;
+}
+
+void
+CodeEmitterGK110::emitFMAD(const Instruction *i)
+{
+ assert(!isLIMM(i->src(1), TYPE_F32));
+
+ emitForm_21(i, 0x0c0, 0x940);
+
+ NEG_(34, 2);
+ SAT_(35);
+ RND_(36, F);
+ FTZ_(38);
+
+ bool neg1 = (i->src(0).mod ^ i->src(1).mod).neg();
+
+ if (code[0] & 0x1) {
+ if (neg1)
+ code[1] ^= 1 << 27;
+ } else
+ if (neg1) {
+ code[1] |= 1 << 19;
+ }
+}
+
+void
+CodeEmitterGK110::emitFMUL(const Instruction *i)
+{
+ bool neg = (i->src(0).mod ^ i->src(1).mod).neg();
+
+ assert(i->postFactor >= -3 && i->postFactor <= 3);
+
+ if (isLIMM(i->src(1), TYPE_F32)) {
+ emitForm_L(i, 0x200, 0x2, Modifier(0));
+
+ FTZ_(38);
+ SAT_(3a);
+ if (neg)
+ code[1] ^= 1 << 22;
+
+ assert(i->postFactor == 0);
+ } else {
+ emitForm_21(i, 0x234, 0xc34);
+
+ RND_(2a, F);
+ FTZ_(2f);
+ SAT_(35);
+
+ if (code[0] & 0x1) {
+ if (neg)
+ code[1] ^= 1 << 27;
+ } else
+ if (neg) {
+ code[1] |= 1 << 19;
+ }
+ }
+}
+
+void
+CodeEmitterGK110::emitIMUL(const Instruction *i)
+{
+ assert(!i->src(0).mod.neg() && !i->src(1).mod.neg());
+ assert(!i->src(0).mod.abs() && !i->src(1).mod.abs());
+
+ if (isLIMM(i->src(1), TYPE_S32)) {
+ emitForm_L(i, 0x280, 2, Modifier(0));
+
+ assert(i->subOp != NV50_IR_SUBOP_MUL_HIGH);
+
+ if (i->sType == TYPE_S32)
+ code[1] |= 3 << 25;
+ } else {
+ emitForm_21(i, 0x21c, 0xc1c);
+
+ if (i->subOp == NV50_IR_SUBOP_MUL_HIGH)
+ code[1] |= 1 << 10;
+ if (i->sType == TYPE_S32)
+ code[1] |= 3 << 11;
+ }
+}
+
+void
+CodeEmitterGK110::emitFADD(const Instruction *i)
+{
+ if (isLIMM(i->src(1), TYPE_F32)) {
+ assert(i->rnd == ROUND_N);
+ assert(!i->saturate);
+
+ emitForm_L(i, 0x400, 0, i->src(1).mod);
+
+ FTZ_(3a);
+ NEG_(3b, 0);
+ ABS_(39, 0);
+ } else {
+ emitForm_21(i, 0x22c, 0xc2c);
+
+ FTZ_(2f);
+ RND_(2a, F);
+ ABS_(31, 0);
+ NEG_(33, 0);
+
+ if (code[0] & 0x1) {
+ modNegAbsF32_3b(i, 1);
+ } else {
+ ABS_(34, 1);
+ NEG_(30, 1);
+ }
+ }
+}
+
+void
+CodeEmitterGK110::emitUADD(const Instruction *i)
+{
+ uint8_t addOp = (i->src(0).mod.neg() << 1) | i->src(1).mod.neg();
+
+ if (i->op == OP_SUB)
+ addOp ^= 1;
+
+ assert(!i->src(0).mod.abs() && !i->src(1).mod.abs());
+
+ if (isLIMM(i->src(1), TYPE_S32)) {
+ emitForm_L(i, 0x400, 1, Modifier((addOp & 1) ? NV50_IR_MOD_NEG : 0));
+
+ if (addOp & 2)
+ code[1] |= 1 << 27;
+
+ assert(!i->defExists(1));
+ assert(i->flagsSrc < 0);
+
+ SAT_(39);
+ } else {
+ emitForm_21(i, 0x208, 0xc08);
+
+ assert(addOp != 3); // would be add-plus-one
+
+ code[1] |= addOp << 19;
+
+ if (i->defExists(1))
+ code[1] |= 1 << 18; // write carry
+ if (i->flagsSrc >= 0)
+ code[1] |= 1 << 14; // add carry
+
+ SAT_(35);
+ }
+}
+
+// TODO: shl-add
+void
+CodeEmitterGK110::emitIMAD(const Instruction *i)
+{
+ uint8_t addOp =
+ (i->src(2).mod.neg() << 1) | (i->src(0).mod.neg() ^ i->src(1).mod.neg());
+
+ emitForm_21(i, 0x100, 0xa00);
+
+ assert(addOp != 3);
+ code[1] |= addOp << 26;
+
+ if (i->sType == TYPE_S32)
+ code[1] |= (1 << 19) | (1 << 24);
+
+ if (code[0] & 0x1) {
+ assert(!i->subOp);
+ SAT_(39);
+ } else {
+ if (i->subOp == NV50_IR_SUBOP_MUL_HIGH)
+ code[1] |= 1 << 25;
+ SAT_(35);
+ }
+}
+
+void
+CodeEmitterGK110::emitISAD(const Instruction *i)
+{
+ assert(i->dType == TYPE_S32 || i->dType == TYPE_U32);
+
+ emitForm_21(i, 0x1fc, 0xb74);
+
+ if (i->dType == TYPE_S32)
+ code[1] |= 1 << 19;
+}
+
+void
+CodeEmitterGK110::emitNOT(const Instruction *i)
+{
+ code[0] = 0x0003fc02; // logop(mov2) dst, 0, not src
+ code[1] = 0x22003800;
+
+ emitPredicate(i);
+
+ defId(i->def(0), 2);
+
+ switch (i->src(0).getFile()) {
+ case FILE_GPR:
+ code[1] |= 0xc << 28;
+ srcId(i->src(0), 23);
+ break;
+ case FILE_MEMORY_CONST:
+ code[1] |= 0x4 << 28;
+ setCAddress14(i->src(1));
+ break;
+ default:
+ assert(0);
+ break;
+ }
+}
+
+void
+CodeEmitterGK110::emitLogicOp(const Instruction *i, uint8_t subOp)
+{
+ assert(!(i->src(0).mod & Modifier(NV50_IR_MOD_NOT))); // XXX: find me
+
+ if (isLIMM(i->src(1), TYPE_S32)) {
+ emitForm_L(i, 0x200, 0, i->src(1).mod);
+ code[1] |= subOp << 24;
+ } else {
+ emitForm_21(i, 0x220, 0xc20);
+ code[1] |= subOp << 12;
+ NOT_(2b, 1);
+ }
+ assert(!(code[0] & 0x1) || !(i->src(1).mod & Modifier(NV50_IR_MOD_NOT)));
+}
+
+void
+CodeEmitterGK110::emitPOPC(const Instruction *i)
+{
+ assert(!isLIMM(i->src(1), TYPE_S32, true));
+
+ emitForm_21(i, 0x204, 0xc04);
+
+ NOT_(2a, 0);
+ if (!(code[0] & 0x1))
+ NOT_(2b, 1);
+}
+
+void
+CodeEmitterGK110::emitINSBF(const Instruction *i)
+{
+ emitForm_21(i, 0x1f8, 0xb78);
+}
+
+void
+CodeEmitterGK110::emitShift(const Instruction *i)
+{
+ const bool sar = i->op == OP_SHR && isSignedType(i->sType);
+
+ if (sar) {
+ emitForm_21(i, 0x214, 0x014);
+ code[1] |= 1 << 19;
+ } else
+ if (i->op == OP_SHR) {
+ // this is actually RSHF
+ emitForm_21(i, 0x27c, 0x87c);
+ code[1] |= GK110_GPR_ZERO << 10;
+ } else {
+ // this is actually LSHF
+ emitForm_21(i, 0x1fc, 0xb7c);
+ code[1] |= GK110_GPR_ZERO << 10;
+ }
+
+ if (i->subOp == NV50_IR_SUBOP_SHIFT_WRAP) {
+ if (!sar)
+ code[1] |= 1 << 21;
+ // XXX: find wrap modifier for SHR S32
+ }
+}
+
+void
+CodeEmitterGK110::emitPreOp(const Instruction *i)
+{
+ emitForm_21(i, 0x248, -1);
+
+ if (i->op == OP_PREEX2)
+ code[1] |= 1 << 10;
+
+ NEG_(30, 0);
+ ABS_(34, 0);
+}
+
+void
+CodeEmitterGK110::emitSFnOp(const Instruction *i, uint8_t subOp)
+{
+ code[0] = 0x00000002 | (subOp << 23);
+ code[1] = 0x84000000;
+
+ emitPredicate(i);
+
+ defId(i->def(0), 2);
+ srcId(i->src(0), 10);
+
+ NEG_(33, 0);
+ ABS_(31, 0);
+
+ // XXX: find saturate
+}
+
+void
+CodeEmitterGK110::emitMINMAX(const Instruction *i)
+{
+ uint32_t op2, op1;
+
+ switch (i->dType) {
+ case TYPE_U32:
+ case TYPE_S32:
+ op2 = 0x210;
+ op1 = 0xc10;
+ break;
+ case TYPE_F32:
+ op2 = 0x230;
+ op1 = 0xc30;
+ break;
+ case TYPE_F64:
+ op2 = 0x228;
+ op1 = 0xc28;
+ break;
+ default:
+ assert(0);
+ op2 = 0;
+ op1 = 0;
+ break;
+ }
+ emitForm_21(i, op2, op1);
+
+ if (i->dType == TYPE_S32)
+ code[1] |= 1 << 19;
+ code[1] |= (i->op == OP_MIN) ? 0x1c00 : 0x3c00; // [!]pt
+
+ FTZ_(2f);
+ ABS_(31, 0);
+ NEG_(33, 0);
+ if (code[0] & 0x1) {
+ modNegAbsF32_3b(i, 1);
+ } else {
+ ABS_(34, 1);
+ NEG_(30, 1);
+ }
+}
+
+void
+CodeEmitterGK110::emitCVT(const Instruction *i)
+{
+ const bool f2f = isFloatType(i->dType) && isFloatType(i->sType);
+ const bool f2i = !isFloatType(i->dType) && isFloatType(i->sType);
+ const bool i2f = isFloatType(i->dType) && !isFloatType(i->sType);
+
+ bool sat = i->saturate;
+ bool abs = i->src(0).mod.abs();
+ bool neg = i->src(0).mod.neg();
+
+ RoundMode rnd = i->rnd;
+
+ switch (i->op) {
+ case OP_CEIL: rnd = f2f ? ROUND_PI : ROUND_P; break;
+ case OP_FLOOR: rnd = f2f ? ROUND_MI : ROUND_M; break;
+ case OP_TRUNC: rnd = f2f ? ROUND_ZI : ROUND_Z; break;
+ case OP_SAT: sat = true; break;
+ case OP_NEG: neg = !neg; break;
+ case OP_ABS: abs = true; neg = false; break;
+ default:
+ break;
+ }
+
+ uint32_t op;
+
+ if (f2f) op = 0x254;
+ else if (f2i) op = 0x258;
+ else if (i2f) op = 0x25c;
+ else op = 0x260;
+
+ emitForm_C(i, op, 0x2);
+
+ FTZ_(2f);
+ if (neg) code[1] |= 1 << 16;
+ if (abs) code[1] |= 1 << 20;
+ if (sat) code[1] |= 1 << 21;
+
+ emitRoundMode(rnd, 32 + 10, f2f ? (32 + 13) : -1);
+
+ code[0] |= typeSizeofLog2(i->dType) << 10;
+ code[0] |= typeSizeofLog2(i->sType) << 12;
+
+ if (isSignedIntType(i->dType))
+ code[0] |= 0x4000;
+ if (isSignedIntType(i->sType))
+ code[0] |= 0x8000;
+}
+
+void
+CodeEmitterGK110::emitSET(const CmpInstruction *i)
+{
+ uint16_t op1, op2;
+
+ if (i->def(0).getFile() == FILE_PREDICATE) {
+ switch (i->sType) {
+ case TYPE_F32: op2 = 0x1d8; op1 = 0xb58; break;
+ case TYPE_F64: op2 = 0x1c0; op1 = 0xb40; break;
+ default:
+ op2 = 0x1b0;
+ op1 = 0xb30;
+ break;
+ }
+ emitForm_21(i, op2, op1);
+
+ NEG_(2e, 0);
+ ABS_(9, 0);
+ if (!(code[0] & 0x1)) {
+ NEG_(8, 1);
+ ABS_(2f, 1);
+ } else {
+ modNegAbsF32_3b(i, 1);
+ }
+ FTZ_(32);
+
+ // normal DST field is negated predicate result
+ code[0] = (code[0] & ~0xfc) | ((code[0] << 3) & 0xe0);
+ if (i->defExists(1))
+ defId(i->def(1), 2);
+ else
+ code[0] |= 0x1c;
+ } else {
+ switch (i->sType) {
+ case TYPE_F32: op2 = 0x000; op1 = 0x820; break;
+ case TYPE_F64: op2 = 0x080; op1 = 0x900; break;
+ default:
+ op2 = 0x1a8;
+ op1 = 0xb28;
+ break;
+ }
+ emitForm_21(i, op2, op1);
+
+ NEG_(2e, 0);
+ ABS_(39, 0);
+ if (!(code[0] & 0x1)) {
+ NEG_(38, 1);
+ ABS_(2f, 1);
+ } else {
+ modNegAbsF32_3b(i, 1);
+ }
+ FTZ_(3a);
+ }
+ if (i->sType == TYPE_S32)
+ code[1] |= 1 << 19;
+
+ if (i->op != OP_SET) {
+ switch (i->op) {
+ case OP_SET_AND: code[1] |= 0x0 << 16; break;
+ case OP_SET_OR: code[1] |= 0x1 << 16; break;
+ case OP_SET_XOR: code[1] |= 0x2 << 16; break;
+ default:
+ assert(0);
+ break;
+ }
+ srcId(i->src(2), 0x2a);
+ } else {
+ code[1] |= 0x7 << 10;
+ }
+ emitCondCode(i->setCond,
+ isFloatType(i->sType) ? 0x33 : 0x34,
+ isFloatType(i->sType) ? 0xf : 0x7);
+}
+
+void
+CodeEmitterGK110::emitSLCT(const CmpInstruction *i)
+{
+ CondCode cc = i->setCond;
+ if (i->src(2).mod.neg())
+ cc = reverseCondCode(cc);
+
+ if (i->dType == TYPE_F32) {
+ emitForm_21(i, 0x1d0, 0xb50);
+ FTZ_(32);
+ emitCondCode(cc, 0x33, 0xf);
+ } else {
+ emitForm_21(i, 0x1a4, 0xb20);
+ emitCondCode(cc, 0x34, 0x7);
+ }
+}
+
+void CodeEmitterGK110::emitSELP(const Instruction *i)
+{
+ emitForm_21(i, 0x250, 0x050);
+
+ if ((i->cc == CC_NOT_P) ^ (bool)(i->src(2).mod & Modifier(NV50_IR_MOD_NOT)))
+ code[1] |= 1 << 13;
+}
+
+void CodeEmitterGK110::emitTEXBAR(const Instruction *i)
+{
+ code[0] = 0x00000002 | (i->subOp << 23);
+ code[1] = 0x77000000;
+
+ emitPredicate(i);
+}
+
+void CodeEmitterGK110::emitTEXCSAA(const TexInstruction *i)
+{
+ emitNOP(i); // TODO
+}
+
+static inline bool
+isNextIndependentTex(const TexInstruction *i)
+{
+ if (!i->next || !isTextureOp(i->next->op))
+ return false;
+ if (i->getDef(0)->interfers(i->next->getSrc(0)))
+ return false;
+ return !i->next->srcExists(1) || !i->getDef(0)->interfers(i->next->getSrc(1));
+}
+
+void
+CodeEmitterGK110::emitTEX(const TexInstruction *i)
+{
+ const bool ind = i->tex.rIndirectSrc >= 0;
+
+ if (ind) {
+ code[0] = 0x00000002;
+ switch (i->op) {
+ case OP_TXD:
+ code[1] = 0x7e000000;
+ break;
+ default:
+ code[1] = 0x7d800000;
+ break;
+ }
+ } else {
+ switch (i->op) {
+ case OP_TXD:
+ code[0] = 0x00000002;
+ code[1] = 0x76000000;
+ break;
+ default:
+ code[0] = 0x00000001;
+ code[1] = 0x60000000;
+ break;
+ }
+ code[1] |= i->tex.r << 15;
+ }
+
+ code[1] |= isNextIndependentTex(i) ? 0x1 : 0x2; // t : p mode
+
+ // if (i->tex.liveOnly)
+ // ?
+
+ switch (i->op) {
+ case OP_TEX: break;
+ case OP_TXB: code[1] |= 0x2000; break;
+ case OP_TXL: code[1] |= 0x3000; break;
+ case OP_TXF: break; // XXX
+ case OP_TXG: break; // XXX
+ case OP_TXD: break;
+ default:
+ assert(!"invalid texture op");
+ break;
+ }
+ /*
+ if (i->op == OP_TXF) {
+ if (!i->tex.levelZero)
+ code[1] |= 0x02000000;
+ } else */
+ if (i->tex.levelZero) {
+ code[1] |= 0x1000;
+ }
+
+ // if (i->op != OP_TXD && i->tex.derivAll)
+ // code[1] |= 1 << 13;
+
+ emitPredicate(i);
+
+ code[1] |= i->tex.mask << 2;
+
+ const int src1 = (i->predSrc == 1) ? 2 : 1; // if predSrc == 1, !srcExists(2)
+
+ defId(i->def(0), 2);
+ srcId(i->src(0), 10);
+ srcId(i, src1, 23);
+
+ // if (i->op == OP_TXG) code[0] |= i->tex.gatherComp << 5;
+
+ // texture target:
+ code[1] |= (i->tex.target.isCube() ? 3 : (i->tex.target.getDim() - 1)) << 7;
+ if (i->tex.target.isArray())
+ code[1] |= 0x40;
+ // if (i->tex.target.isShadow())
+ // ?
+ // if (i->tex.target == TEX_TARGET_2D_MS ||
+ // i->tex.target == TEX_TARGET_2D_MS_ARRAY)
+ // ?
+
+ if (i->srcExists(src1) && i->src(src1).getFile() == FILE_IMMEDIATE) {
+ // ?
+ }
+
+ // if (i->tex.useOffsets)
+ // ?
+}
+
+void
+CodeEmitterGK110::emitTXQ(const TexInstruction *i)
+{
+ emitNOP(i); // TODO
+}
+
+void
+CodeEmitterGK110::emitQUADOP(const Instruction *i, uint8_t qOp, uint8_t laneMask)
+{
+ emitNOP(i); // TODO
+}
+
+void
+CodeEmitterGK110::emitFlow(const Instruction *i)
+{
+ const FlowInstruction *f = i->asFlow();
+
+ unsigned mask; // bit 0: predicate, bit 1: target
+
+ code[0] = 0x00000000;
+
+ switch (i->op) {
+ case OP_BRA:
+ code[1] = f->absolute ? 0x00000 : 0x12000000; // XXX
+ // if (i->srcExists(0) && i->src(0).getFile() == FILE_MEMORY_CONST)
+ // code[0] |= 0x4000;
+ mask = 3;
+ break;
+ case OP_CALL:
+ code[1] = f->absolute ? 0x00000 : 0x13000000; // XXX
+ // if (i->srcExists(0) && i->src(0).getFile() == FILE_MEMORY_CONST)
+ // code[0] |= 0x4000;
+ mask = 2;
+ break;
+
+ case OP_EXIT: code[1] = 0x18000000; mask = 1; break;
+ case OP_RET: code[1] = 0x19000000; mask = 1; break;
+ case OP_DISCARD: code[1] = 0x19800000; mask = 1; break; // XXX: guess
+ case OP_BREAK: code[1] = 0x1a800000; mask = 1; break; // XXX: guess
+ case OP_CONT: code[1] = 0x1b000000; mask = 1; break; // XXX: guess
+
+ case OP_JOINAT: code[1] = 0x14800000; mask = 2; break;
+ case OP_PREBREAK: code[1] = 0x15000000; mask = 2; break; // XXX: guess
+ case OP_PRECONT: code[1] = 0x15800000; mask = 2; break; // XXX: guess
+ case OP_PRERET: code[1] = 0x16000000; mask = 2; break; // XXX: guess
+
+ case OP_QUADON: code[1] = 0x1c000000; mask = 0; break; // XXX: guess
+ case OP_QUADPOP: code[1] = 0x1c800000; mask = 0; break; // XXX: guess
+ case OP_BRKPT: code[1] = 0x1d000000; mask = 0; break; // XXX: guess
+ default:
+ assert(!"invalid flow operation");
+ return;
+ }
+
+ if (mask & 1) {
+ emitPredicate(i);
+ if (i->flagsSrc < 0)
+ code[0] |= 0x3c;
+ }
+
+ if (!f)
+ return;
+
+ // TODO
+ /*
+ if (f->allWarp)
+ code[0] |= 1 << 15;
+ if (f->limit)
+ code[0] |= 1 << 16;
+ */
+
+ if (f->op == OP_CALL) {
+ if (f->builtin) {
+ assert(f->absolute);
+ uint32_t pcAbs = targ->getBuiltinOffset(f->target.builtin);
+ addReloc(RelocEntry::TYPE_BUILTIN, 0, pcAbs, 0xff800000, 23);
+ addReloc(RelocEntry::TYPE_BUILTIN, 1, pcAbs, 0x007fffff, -9);
+ } else {
+ assert(!f->absolute);
+ int32_t pcRel = f->target.fn->binPos - (codeSize + 8);
+ code[0] |= (pcRel & 0x1ff) << 23;
+ code[1] |= (pcRel >> 9) & 0x7fff;
+ }
+ } else
+ if (mask & 2) {
+ int32_t pcRel = f->target.bb->binPos - (codeSize + 8);
+ // currently we don't want absolute branches
+ assert(!f->absolute);
+ code[0] |= (pcRel & 0x1ff) << 23;
+ code[1] |= (pcRel >> 9) & 0x7fff;
+ }
+}
+
+void
+CodeEmitterGK110::emitPFETCH(const Instruction *i)
+{
+ emitNOP(i); // TODO
+}
+
+void
+CodeEmitterGK110::emitVFETCH(const Instruction *i)
+{
+ emitNOP(i); // TODO
+}
+
+void
+CodeEmitterGK110::emitEXPORT(const Instruction *i)
+{
+ emitNOP(i); // TODO
+}
+
+void
+CodeEmitterGK110::emitOUT(const Instruction *i)
+{
+ emitNOP(i); // TODO
+}
+
+void
+CodeEmitterGK110::emitInterpMode(const Instruction *i)
+{
+ emitNOP(i); // TODO
+}
+
+void
+CodeEmitterGK110::emitINTERP(const Instruction *i)
+{
+ emitNOP(i); // TODO
+}
+
+void
+CodeEmitterGK110::emitLoadStoreType(DataType ty, const int pos)
+{
+ uint8_t n;
+
+ switch (ty) {
+ case TYPE_U8:
+ n = 0;
+ break;
+ case TYPE_S8:
+ n = 1;
+ break;
+ case TYPE_U16:
+ n = 2;
+ break;
+ case TYPE_S16:
+ n = 3;
+ break;
+ case TYPE_F32:
+ case TYPE_U32:
+ case TYPE_S32:
+ n = 4;
+ break;
+ case TYPE_F64:
+ case TYPE_U64:
+ case TYPE_S64:
+ n = 5;
+ break;
+ case TYPE_B128:
+ n = 6;
+ break;
+ default:
+ n = 0;
+ assert(!"invalid ld/st type");
+ break;
+ }
+ code[pos / 32] |= n << (pos % 32);
+}
+
+void
+CodeEmitterGK110::emitCachingMode(CacheMode c, const int pos)
+{
+ uint8_t n;
+
+ switch (c) {
+ case CACHE_CA:
+// case CACHE_WB:
+ n = 0;
+ break;
+ case CACHE_CG:
+ n = 1;
+ break;
+ case CACHE_CS:
+ n = 2;
+ break;
+ case CACHE_CV:
+// case CACHE_WT:
+ n = 3;
+ break;
+ default:
+ n = 0;
+ assert(!"invalid caching mode");
+ break;
+ }
+ code[pos / 32] |= n << (pos % 32);
+}
+
+void
+CodeEmitterGK110::emitSTORE(const Instruction *i)
+{
+ int32_t offset = SDATA(i->src(0)).offset;
+
+ switch (i->src(0).getFile()) {
+ case FILE_MEMORY_GLOBAL: code[1] = 0xe0000000; code[0] = 0x00000000; break;
+ case FILE_MEMORY_LOCAL: code[1] = 0x7a800000; code[0] = 0x00000002; break;
+ case FILE_MEMORY_SHARED: code[1] = 0x7ac00000; code[0] = 0x00000002; break;
+ default:
+ assert(!"invalid memory file");
+ break;
+ }
+
+ if (i->src(0).getFile() != FILE_MEMORY_GLOBAL)
+ offset &= 0xffffff;
+
+ if (code[0] & 0x2) {
+ emitLoadStoreType(i->dType, 0x33);
+ if (i->src(0).getFile() == FILE_MEMORY_LOCAL)
+ emitCachingMode(i->cache, 0x2f);
+ } else {
+ emitLoadStoreType(i->dType, 0x38);
+ emitCachingMode(i->cache, 0x3b);
+ }
+ code[0] |= offset << 23;
+ code[1] |= offset >> 9;
+
+ emitPredicate(i);
+
+ srcId(i->src(1), 2);
+ srcId(i->src(0).getIndirect(0), 10);
+}
+
+void
+CodeEmitterGK110::emitLOAD(const Instruction *i)
+{
+ int32_t offset = SDATA(i->src(0)).offset;
+
+ switch (i->src(0).getFile()) {
+ case FILE_MEMORY_GLOBAL: code[1] = 0xc0000000; code[0] = 0x00000000; break;
+ case FILE_MEMORY_LOCAL: code[1] = 0x7a000000; code[0] = 0x00000002; break;
+ case FILE_MEMORY_SHARED: code[1] = 0x7ac00000; code[0] = 0x00000002; break;
+ case FILE_MEMORY_CONST:
+ if (!i->src(0).isIndirect(0) && typeSizeof(i->dType) == 4) {
+ emitMOV(i);
+ return;
+ }
+ offset &= 0xffff;
+ code[0] = 0x00000002;
+ code[1] = 0x7c800000 | (i->src(0).get()->reg.fileIndex << 7);
+ break;
+ default:
+ assert(!"invalid memory file");
+ break;
+ }
+
+ if (code[0] & 0x2) {
+ offset &= 0xffffff;
+ emitLoadStoreType(i->dType, 0x33);
+ if (i->src(0).getFile() == FILE_MEMORY_LOCAL)
+ emitCachingMode(i->cache, 0x2f);
+ } else {
+ emitLoadStoreType(i->dType, 0x38);
+ emitCachingMode(i->cache, 0x3b);
+ }
+ code[0] |= offset << 23;
+ code[1] |= offset >> 9;
+
+ emitPredicate(i);
+
+ defId(i->def(0), 2);
+ srcId(i->src(0).getIndirect(0), 10);
+}
+
+uint8_t
+CodeEmitterGK110::getSRegEncoding(const ValueRef& ref)
+{
+ switch (SDATA(ref).sv.sv) {
+ case SV_LANEID: return 0x00;
+ case SV_PHYSID: return 0x03;
+ case SV_VERTEX_COUNT: return 0x10;
+ case SV_INVOCATION_ID: return 0x11;
+ case SV_YDIR: return 0x12;
+ case SV_TID: return 0x21 + SDATA(ref).sv.index;
+ case SV_CTAID: return 0x25 + SDATA(ref).sv.index;
+ case SV_NTID: return 0x29 + SDATA(ref).sv.index;
+ case SV_GRIDID: return 0x2c;
+ case SV_NCTAID: return 0x2d + SDATA(ref).sv.index;
+ case SV_LBASE: return 0x34;
+ case SV_SBASE: return 0x30;
+ case SV_CLOCK: return 0x50 + SDATA(ref).sv.index;
+ default:
+ assert(!"no sreg for system value");
+ return 0;
+ }
+}
+
+void
+CodeEmitterGK110::emitMOV(const Instruction *i)
+{
+ if (i->src(0).getFile() == FILE_SYSTEM_VALUE) {
+ code[0] = 0x00000002 | (getSRegEncoding(i->src(0)) << 23);
+ code[1] = 0x86400000;
+ emitPredicate(i);
+ defId(i->def(0), 2);
+ } else
+ if (i->src(0).getFile() == FILE_IMMEDIATE) {
+ code[0] = 0x00000002 | (i->lanes << 14);
+ code[1] = 0x74000000;
+ emitPredicate(i);
+ defId(i->def(0), 2);
+ setImmediate32(i, 0, Modifier(0));
+ } else
+ if (i->src(0).getFile() == FILE_PREDICATE) {
+ // TODO
+ } else {
+ emitForm_C(i, 0x24c, 2);
+ code[1] |= i->lanes << 10;
+ }
+}
+
+bool
+CodeEmitterGK110::emitInstruction(Instruction *insn)
+{
+ const unsigned int size = (writeIssueDelays && !(codeSize & 0x3f)) ? 16 : 8;
+
+ if (insn->encSize != 8) {
+ ERROR("skipping unencodable instruction: ");
+ insn->print();
+ return false;
+ } else
+ if (codeSize + size > codeSizeLimit) {
+ ERROR("code emitter output buffer too small\n");
+ return false;
+ }
+
+ if (writeIssueDelays) {
+ int id = (codeSize & 0x3f) / 8 - 1;
+ if (id < 0) {
+ id += 1;
+ code[0] = 0x00000000; // cf issue delay "instruction"
+ code[1] = 0x08000000;
+ code += 2;
+ codeSize += 8;
+ }
+ uint32_t *data = code - (id * 2 + 2);
+
+ switch (id) {
+ case 0: data[0] |= insn->sched << 2; break;
+ case 1: data[0] |= insn->sched << 10; break;
+ case 2: data[0] |= insn->sched << 18; break;
+ case 3: data[0] |= insn->sched << 26; data[1] |= insn->sched >> 6; break;
+ case 4: data[1] |= insn->sched << 2;
+ case 5: data[1] |= insn->sched << 10; break;
+ case 6: data[1] |= insn->sched << 18; break;
+ default:
+ assert(0);
+ break;
+ }
+ }
+
+ // assert that instructions with multiple defs don't corrupt registers
+ for (int d = 0; insn->defExists(d); ++d)
+ assert(insn->asTex() || insn->def(d).rep()->reg.data.id >= 0);
+
+ switch (insn->op) {
+ case OP_MOV:
+ case OP_RDSV:
+ emitMOV(insn);
+ break;
+ case OP_NOP:
+ break;
+ case OP_LOAD:
+ emitLOAD(insn);
+ break;
+ case OP_STORE:
+ emitSTORE(insn);
+ break;
+ case OP_LINTERP:
+ case OP_PINTERP:
+ emitINTERP(insn);
+ break;
+ case OP_VFETCH:
+ emitVFETCH(insn);
+ break;
+ case OP_EXPORT:
+ emitEXPORT(insn);
+ break;
+ case OP_PFETCH:
+ emitPFETCH(insn);
+ break;
+ case OP_EMIT:
+ case OP_RESTART:
+ emitOUT(insn);
+ break;
+ case OP_ADD:
+ case OP_SUB:
+ if (isFloatType(insn->dType))
+ emitFADD(insn);
+ else
+ emitUADD(insn);
+ break;
+ case OP_MUL:
+ if (isFloatType(insn->dType))
+ emitFMUL(insn);
+ else
+ emitIMUL(insn);
+ break;
+ case OP_MAD:
+ case OP_FMA:
+ if (isFloatType(insn->dType))
+ emitFMAD(insn);
+ else
+ emitIMAD(insn);
+ break;
+ case OP_SAD:
+ emitISAD(insn);
+ break;
+ case OP_NOT:
+ emitNOT(insn);
+ break;
+ case OP_AND:
+ emitLogicOp(insn, 0);
+ break;
+ case OP_OR:
+ emitLogicOp(insn, 1);
+ break;
+ case OP_XOR:
+ emitLogicOp(insn, 2);
+ break;
+ case OP_SHL:
+ case OP_SHR:
+ emitShift(insn);
+ break;
+ case OP_SET:
+ case OP_SET_AND:
+ case OP_SET_OR:
+ case OP_SET_XOR:
+ emitSET(insn->asCmp());
+ break;
+ case OP_SELP:
+ emitSELP(insn);
+ break;
+ case OP_SLCT:
+ emitSLCT(insn->asCmp());
+ break;
+ case OP_MIN:
+ case OP_MAX:
+ emitMINMAX(insn);
+ break;
+ case OP_ABS:
+ case OP_NEG:
+ case OP_CEIL:
+ case OP_FLOOR:
+ case OP_TRUNC:
+ case OP_CVT:
+ case OP_SAT:
+ emitCVT(insn);
+ break;
+ case OP_RSQ:
+ emitSFnOp(insn, 5);
+ break;
+ case OP_RCP:
+ emitSFnOp(insn, 4);
+ break;
+ case OP_LG2:
+ emitSFnOp(insn, 3);
+ break;
+ case OP_EX2:
+ emitSFnOp(insn, 2);
+ break;
+ case OP_SIN:
+ emitSFnOp(insn, 1);
+ break;
+ case OP_COS:
+ emitSFnOp(insn, 0);
+ break;
+ case OP_PRESIN:
+ case OP_PREEX2:
+ emitPreOp(insn);
+ break;
+ case OP_TEX:
+ case OP_TXB:
+ case OP_TXL:
+ case OP_TXD:
+ case OP_TXF:
+ emitTEX(insn->asTex());
+ break;
+ case OP_TXQ:
+ emitTXQ(insn->asTex());
+ break;
+ case OP_TEXBAR:
+ emitTEXBAR(insn);
+ break;
+ case OP_BRA:
+ case OP_CALL:
+ case OP_PRERET:
+ case OP_RET:
+ case OP_DISCARD:
+ case OP_EXIT:
+ case OP_PRECONT:
+ case OP_CONT:
+ case OP_PREBREAK:
+ case OP_BREAK:
+ case OP_JOINAT:
+ case OP_BRKPT:
+ case OP_QUADON:
+ case OP_QUADPOP:
+ emitFlow(insn);
+ break;
+ case OP_QUADOP:
+ emitQUADOP(insn, insn->subOp, insn->lanes);
+ break;
+ case OP_DFDX:
+ emitQUADOP(insn, insn->src(0).mod.neg() ? 0x66 : 0x99, 0x4);
+ break;
+ case OP_DFDY:
+ emitQUADOP(insn, insn->src(0).mod.neg() ? 0x5a : 0xa5, 0x5);
+ break;
+ case OP_POPCNT:
+ emitPOPC(insn);
+ break;
+ case OP_JOIN:
+ emitNOP(insn);
+ insn->join = 1;
+ break;
+ case OP_PHI:
+ case OP_UNION:
+ case OP_CONSTRAINT:
+ ERROR("operation should have been eliminated");
+ return false;
+ case OP_EXP:
+ case OP_LOG:
+ case OP_SQRT:
+ case OP_POW:
+ ERROR("operation should have been lowered\n");
+ return false;
+ default:
+ ERROR("unknow op\n");
+ return false;
+ }
+
+ if (insn->join)
+ code[0] |= 1 << 22;
+
+ code += 2;
+ codeSize += 8;
+ return true;
+}
+
+uint32_t
+CodeEmitterGK110::getMinEncodingSize(const Instruction *i) const
+{
+ // No more short instruction encodings.
+ return 8;
+}
+
+void
+CodeEmitterGK110::prepareEmission(Function *func)
+{
+ const Target *targ = func->getProgram()->getTarget();
+
+ CodeEmitter::prepareEmission(func);
+
+ if (targ->hasSWSched)
+ calculateSchedDataNVC0(targ, func);
+}
+
+CodeEmitterGK110::CodeEmitterGK110(const TargetNVC0 *target)
+ : CodeEmitter(target),
+ writeIssueDelays(target->hasSWSched)
+{
+ code = NULL;
+ codeSize = codeSizeLimit = 0;
+ relocInfo = NULL;
+}
+
+CodeEmitter *
+TargetNVC0::createCodeEmitterGK110(Program::Type type)
+{
+ CodeEmitterGK110 *emit = new CodeEmitterGK110(this);
+ emit->setProgramType(type);
+ return emit;
+}
+
+} // namespace nv50_ir
projects / mesa.git / commitdiff