From 044b4b4a4327c5a84e1c5a0560612e2ee7e0846a Mon Sep 17 00:00:00 2001 From: Hrvoje Varga Date: Wed, 2 Dec 2015 09:31:24 +0000 Subject: [PATCH] [mips][microMIPS] Implement PREPEND, RADDU.W.QB, RDDSP, REPL.PH, REPL.QB, REPLV.PH, REPLV.QB and MTHLIP instructions Differential Revision: http://reviews.llvm.org/D14527 git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@254496 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/Target/Mips/MicroMipsDSPInstrFormats.td | 34 +++++++++++++ lib/Target/Mips/MicroMipsDSPInstrInfo.td | 50 ++++++++++++++++++- lib/Target/Mips/MipsDSPInstrInfo.td | 21 +++++--- .../Disassembler/Mips/micromips-dsp/valid.txt | 7 +++ .../Mips/micromips-dspr2/valid.txt | 1 + test/MC/Mips/micromips-dsp/valid.s | 7 +++ test/MC/Mips/micromips-dspr2/valid.s | 1 + 7 files changed, 112 insertions(+), 9 deletions(-) diff --git a/lib/Target/Mips/MicroMipsDSPInstrFormats.td b/lib/Target/Mips/MicroMipsDSPInstrFormats.td index f231d3a5294..f24f80282b5 100644 --- a/lib/Target/Mips/MicroMipsDSPInstrFormats.td +++ b/lib/Target/Mips/MicroMipsDSPInstrFormats.td @@ -178,3 +178,37 @@ class POOL32A_1RAC_FMT funct> : MMDSPInst { let Inst{13-6} = funct; let Inst{5-0} = 0b111100; } + +class POOL32A_1RMASK7_FMT op> : MMDSPInst { + bits<5> rt; + bits<7> mask; + + let Inst{31-26} = 0b000000; + let Inst{25-21} = rt; + let Inst{20-14} = mask; + let Inst{13-6} = op; + let Inst{5-0} = 0b111100; +} + +class POOL32A_1RIMM10_FMT op> : MMDSPInst { + bits<5> rd; + bits<10> imm; + + let Inst{31-26} = 0; + let Inst{25-16} = imm; + let Inst{15-11} = rd; + let Inst{10} = 0; + let Inst{9-0} = op; +} + +class POOL32A_1RIMM8_FMT op> : MMDSPInst { + bits<5> rt; + bits<8> imm; + + let Inst{31-26} = 0; + let Inst{25-21} = rt; + let Inst{20-13} = imm; + let Inst{12} = 0; + let Inst{11-6} = op; + let Inst{5-0} = 0b111100; +} diff --git a/lib/Target/Mips/MicroMipsDSPInstrInfo.td b/lib/Target/Mips/MicroMipsDSPInstrInfo.td index 204a4ec60c5..9b4fb685318 100644 --- a/lib/Target/Mips/MicroMipsDSPInstrInfo.td +++ b/lib/Target/Mips/MicroMipsDSPInstrInfo.td @@ -141,6 +141,14 @@ class MFHI_MM_ENC : POOL32A_1RAC_FMT<"mfhi", 0b00000001>; class MFLO_MM_ENC : POOL32A_1RAC_FMT<"mflo", 0b01000001>; class MTHI_MM_ENC : POOL32A_1RAC_FMT<"mthi", 0b10000001>; class MTLO_MM_ENC : POOL32A_1RAC_FMT<"mthi", 0b11000001>; +class PREPEND_MMR2_ENC : POOL32A_2RSA5B0_FMT<"prepend", 0b1001010101>; +class RADDU_W_QB_MM_ENC : POOL32A_2R_FMT<"raddu.w.qb", 0b1111000100>; +class RDDSP_MM_ENC : POOL32A_1RMASK7_FMT<"rddsp", 0b00011001>; +class REPL_PH_MM_ENC : POOL32A_1RIMM10_FMT<"repl.ph", 0b0000111101>; +class REPL_QB_MM_ENC : POOL32A_1RIMM8_FMT<"repl.qb", 0b010111>; +class REPLV_PH_MM_ENC : POOL32A_2R_FMT<"replv.ph", 0b0000001100>; +class REPLV_QB_MM_ENC : POOL32A_2R_FMT<"replv.qb", 0b0001001100>; +class MTHLIP_MM_ENC : POOL32A_1RAC_FMT<"mthlip", 0b00001001>; // Instruction desc. class ABSQ_S_PH_MM_R2_DESC_BASE, Uses<[DSPPos]>, Defs<[DSPEFI]>; @@ -313,7 +322,38 @@ class MFHI_MM_DESC : MFHI_MM_DESC_BASE<"mfhi", ACC64DSPOpnd, MipsMFHI, class MFLO_MM_DESC : MFHI_MM_DESC_BASE<"mflo", ACC64DSPOpnd, MipsMFLO, NoItinerary>; -// Instruction defs. +class RADDU_W_QB_MM_DESC { + dag OutOperandList = (outs GPR32Opnd:$rt); + dag InOperandList = (ins DSPROpnd:$rs); + string AsmString = !strconcat("raddu.w.qb", "\t$rt, $rs"); + list Pattern = [(set GPR32Opnd:$rt, (int_mips_raddu_w_qb DSPROpnd:$rs))]; + InstrItinClass Itinerary = NoItinerary; + string BaseOpcode = "raddu.w.qb"; +} + +class RDDSP_MM_DESC { + dag OutOperandList = (outs GPR32Opnd:$rt); + dag InOperandList = (ins uimm16:$mask); + string AsmString = !strconcat("rddsp", "\t$rt, $mask"); + list Pattern = [(set GPR32Opnd:$rt, (int_mips_rddsp immZExt10:$mask))]; + InstrItinClass Itinerary = NoItinerary; +} + +class REPL_QB_MM_DESC { + dag OutOperandList = (outs DSPROpnd:$rt); + dag InOperandList = (ins uimm16:$imm); + string AsmString = !strconcat("repl.qb", "\t$rt, $imm"); + list Pattern = [(set DSPROpnd:$rt, (int_mips_repl_qb immZExt8:$imm))]; + InstrItinClass Itinerary = NoItinerary; +} + +class REPLV_PH_MM_DESC : ABSQ_S_PH_MM_R2_DESC_BASE<"replv.ph", int_mips_repl_ph, + NoItinerary, DSPROpnd, + GPR32Opnd>; +class REPLV_QB_MM_DESC : ABSQ_S_PH_MM_R2_DESC_BASE<"replv.qb", int_mips_repl_qb, + NoItinerary, DSPROpnd, + GPR32Opnd>; + // microMIPS DSP Rev 1 def ADDQ_PH_MM : DspMMRel, ADDQ_PH_MM_ENC, ADDQ_PH_DESC; def ADDQ_S_PH_MM : DspMMRel, ADDQ_S_PH_MM_ENC, ADDQ_S_PH_DESC; @@ -404,6 +444,13 @@ def MFHI_DSP_MM : DspMMRel, MFHI_MM_ENC, MFHI_MM_DESC; def MFLO_DSP_MM : DspMMRel, MFLO_MM_ENC, MFLO_MM_DESC; def MTHI_DSP_MM : DspMMRel, MTHI_MM_ENC, MTHI_DESC; def MTLO_DSP_MM : DspMMRel, MTLO_MM_ENC, MTLO_DESC; +def RADDU_W_QB_MM : DspMMRel, RADDU_W_QB_MM_ENC, RADDU_W_QB_MM_DESC; +def RDDSP_MM : DspMMRel, RDDSP_MM_ENC, RDDSP_MM_DESC; +def REPL_PH_MM : DspMMRel, REPL_PH_MM_ENC, REPL_PH_DESC; +def REPL_QB_MM : DspMMRel, REPL_QB_MM_ENC, REPL_QB_MM_DESC; +def REPLV_PH_MM : DspMMRel, REPLV_PH_MM_ENC, REPLV_PH_MM_DESC; +def REPLV_QB_MM : DspMMRel, REPLV_QB_MM_ENC, REPLV_QB_MM_DESC; +def MTHLIP_MM : DspMMRel, MTHLIP_MM_ENC, MTHLIP_DESC; // microMIPS DSP Rev 2 def ABSQ_S_QB_MMR2 : DspMMRel, ABSQ_S_QB_MMR2_ENC, ABSQ_S_QB_MMR2_DESC, ISA_DSPR2; @@ -454,3 +501,4 @@ def PRECR_SRA_PH_W_MMR2 : DspMMRel, PRECR_SRA_PH_W_MMR2_ENC, PRECR_SRA_PH_W_DESC, ISA_DSPR2; def PRECR_SRA_R_PH_W_MMR2 : DspMMRel, PRECR_SRA_R_PH_W_MMR2_ENC, PRECR_SRA_R_PH_W_DESC, ISA_DSPR2; +def PREPEND_MMR2 : DspMMRel, PREPEND_MMR2_ENC, PREPEND_DESC, ISA_DSPR2; diff --git a/lib/Target/Mips/MipsDSPInstrInfo.td b/lib/Target/Mips/MipsDSPInstrInfo.td index e8cfbcf572d..f696a38ac0f 100644 --- a/lib/Target/Mips/MipsDSPInstrInfo.td +++ b/lib/Target/Mips/MipsDSPInstrInfo.td @@ -275,6 +275,7 @@ class RADDU_W_QB_DESC_BASE Pattern = [(set ROD:$rd, (OpNode ROS:$rs))]; InstrItinClass Itinerary = itin; + string BaseOpcode = instr_asm; } class CMP_EQ_QB_R2_DESC_BASE Pattern = [(set RO:$rd, (OpNode immPat:$imm))]; InstrItinClass Itinerary = itin; + string BaseOpcode = instr_asm; } class SHLL_QB_R3_DESC_BASE { list Pattern = [(set ACC64DSPOpnd:$ac, (OpNode GPR32Opnd:$rs, ACC64DSPOpnd:$acin))]; string Constraints = "$acin = $ac"; + string BaseOpcode = instr_asm; } class RDDSP_DESC_BASE Pattern = [(set GPR32Opnd:$rd, (OpNode immZExt10:$mask))]; InstrItinClass Itinerary = itin; + string BaseOpcode = instr_asm; } class WRDSP_DESC_BASE