Infineon TriCore TC1.6E - LOOPU - Loop Unconditional

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TriCore

TC1.6P & TC1.6E

32-bit Unified Processor Core

Instruction Set

V1.0 2013-07

User Manual (Volume 2) 3-176

LOOPU

Loop Unconditional

Description

Add the value specified by disp15, multiplied by two and sign-extended, to the contents of PC and jump to that

address.

LOOPUdisp15 (BRR)

PC = PC + sign_ext(2 * disp15);

Status Flags

Examples

loopu iloop

See Also

J, JA, JI, JL, JLA, JLI, JNED, JNEI, LOOP

C Not set by this instruction.

V Not set by this instruction.

SV Not set by this instruction.

AV Not set by this instruction.

SAV Not set by this instruction.

disp15

16 15

12 11

8 7

Main Page

Table of Contents5
Preface6
- Bit Type Abbreviations7
- Text Conventions7
- Instruction Syntax8
- Operand Definitions8
- Instruction Mnemonic8
Instruction Set Information8
Implicit Operand Definitions9
Operation Modifiers9
16-Bit Opcode Formats10
Data Type Modifiers10
32-Bit Opcode Formats11
Opcode Field Definitions12
RTL Syntax13
Instruction Operation Syntax13
RTL Functions15
Cache RTL Functions16
Floating Point Operation Syntax18
Coprocessor Instructions20
List of os and I/O Privileged Instructions21
PSW Status Flags (User Status Bits)21
- Integer Arithmetic23
- Move23
- Addition and Subtraction23
Instruction Set Overview23
- Min, Max, Saturate/Conditional Arithmetic Instructions24
- Absolute Value, Absolute Difference24
- Division24
Multiply and Multiply-Add24
Count Leading Zeros, Ones and Signs25
Logical25
Bit-Field Extract and Insert26
Shift26
- Dextr27
- EXTR Operation27
- EXTR.U Operation27
- Insert28
- Packed Half-Word Data Format28
Packed Arithmetic28
- Packed Byte Data Format29
- DSP Arithmetic30
- PSW (Program Status Word) Status Flags and Arithmetic Instructions30
- Saturation30
- Usage30
- Guard Bits/Rounding31
- Overflow and Saturation31
- Sticky Advance Overflow and Block Scaling if FFT31
Special Case: -1 * -131
Packed Multiply and Packed MAC32
- Simple Compare33
- Accumulating Compare33
- Equivalent Comparison Operations33
Compare Instructions33
Packed Compare34
Compare with Shift34
- Simple Bit Operations35
- Shifting Bit Operations36
Accumulating Bit Operations36
Address Comparison37
Address Arithmetic37
- Unconditional Branch38
- LT.A Comparison Operation38
Branch Instructions38
- Conditional Jumps on Data Registers39
- Conditional Jumps on Address Registers39
Conditional Branch39
- Loop Instructions with Reduced Execution Overhead40
- Loop Instructions with Auto Incrementing/Decrementing Counter40
- Conditional Jumps on Bits40
Loop Instructions40
- Load/Store Basic Data Types41
- Addressing Modes41
Load and Store Instructions41
Store Bit and Bit Field42
Load Bit42
- Lower Context Saving and Restoring43
- Context Loading and Storing43
Context Related Instructions43
- System Call44
- Synchronization Primitives (DYSNC and ISYNC)44
System Instructions44
Access to the Core Special Function Registers (Csfrs)45
Enabling and Disabling the Interrupt System45
- Return (RET) and Return from Exception (RFE) Instructions46
- Trap Instructions46
- No-Operation (NOP)46
- Coprocessor (COP) Instructions/16-Bit Instructions46
- Instruction Set48
CPU Instructions48
- Abs49
- Absolute Value49
- ABS.B - Absolute Value Packed Byte50
- ABS.H - Absolute Value Packed Half-Word50
- ABSDIF - Absolute Value of Difference52
- ABSDIF.B - Absolute Value of Difference Packed Byte53
- ABSDIF.H - Absolute Value of Difference Packed Half-Word53
- ABSDIFS - Absolute Value of Difference with Saturation55
- ABSDIFS.H - Absolute Value of Difference Packed Half-Word W Saturation56
- ABSS - Absolute Value with Saturation57
- ABSS.H - Absolute Value Packed Half-Word with Saturation58
- Add59
- ADD.A - Add Address62
- ADD.B - Add Packed Byte63
- ADD.H - Add Packed Half-Word63
- ADDC - Add with Carry65
- ADDI - Add Immediate66
- ADDIH - Add Immediate High67
- ADDIH.A - Add Immediate High to Address68
- ADDS - Add Signed with Saturation69
- ADDS.H - Add Signed Packed Half-Word with Saturation71
- ADDS.HU - Add Unsigned Packed Half-Word with Saturation71
- ADDS.U - Add Unsigned with Saturation73
- ADDSC.A - Add Scaled Index to Address74
- ADDSC.AT - Add Bit-Scaled Index to Address74
- ADDX - Add Extended76
- AND - Bitwise and77
- AND.AND.T - Accumulating Bit Logical AND-AND79
- AND.ANDN.T - Accumulating Bit Logical AND-AND-Not79
- AND.NOR.T - Accumulating Bit Logical AND-NOR79
- AND.OR.T - Accumulating Bit Logical AND-OR79
- AND.EQ - Equal Accumulating81
- AND.GE.U - Greater than or Equal Accumulating Unsigned82
- AND.GE - Greater than or Equal Accumulating82
- AND.LT - Less than Accumulating84
- AND.LT.U - Less than Accumulating Unsigned84
- AND.NE - Not Equal Accumulating86
- AND.T - Bit Logical and87
- ANDN - Bitwise AND-Not88
- ANDN.T - Bit Logical AND-Not89
- BISR - Begin Interrupt Service Routine90
- BMERGE - Bit Merge92
- BSPLIT - Bit Split93
- CACHEA.I - Cache Address, Invalidate94
- CACHEA.W - Cache Address, Writeback96
- CACHEA.WI - Cache Address, Writeback and Invalidate98
- CACHEI.W - Cache Index, Writeback100
- CACHEI.I - Cache Index, Invalidate102
- CACHEI.WI - Cache Index, Writeback, Invalidate104
- CADD - Conditional Add106
- CADDN - Conditional Add-Not108
- Call110
- CALLA - Call Absolute112
- CALLI - Call Indirect113
- CLO - Count Leading Ones115
- CLO.H - Count Leading Ones in Packed Half-Words116
- CLS - Count Leading Signs117
- CLS.H - Count Leading Signs in Packed Half-Words118
- CLZ - Count Leading Zeros119
- CLZ.H - Count Leading Zeros in Packed Half-Words120
- CMOV (16-Bit) - Conditional Move (16-Bit)121
- CMOVN (16-Bit) - Conditional Move-Not (16-Bit)122
- CMPSWAP.W - Compare and Swap123
- Crc32125
- CSUB - Conditional Subtract126
- CSUBN - Conditional Subtract-Not127
- Debug128
- DEXTR - Extract from Double Register129
- DISABLE - Disable Interrupts130
- DSYNC - Synchronize Data131
- DVADJ - Divide-Adjust132
- DIV - Divide134
- DIV.U - Divide Unsigned134
- DVINIT.HU - Divide-Initialization Half-Word Unsigned136
- DVINIT - Divide-Initialization Word136
- DVINIT.H - Divide-Initialization Half-Word136
- DVINIT.B - Divide-Initialization Byte136
- DVSTEP - Divide-Step139
- DVSTEP.U - Divide-Step Unsigned139
- Enable Interrupts141
- EQ - Equal142
- EQ.A - Equal to Address144
- EQ.B - Equal Packed Byte145
- EQ.H - Equal Packed Half-Word145
- EQ.W - Equal Packed Word145
- EQANY.B - Equal any Byte147
- EQANY.H - Equal any Half-Word147
- EQZ.A - Equal Zero Address149
- EXTR - Extract Bit Field150
- EXTR.U - Extract Bit Field Unsigned150
- FCALL - Fast Call152
- FCALLA - Fast Call Absolute153
- FCALLI - Fast Call Indirect154
- FRET - Return from Fast Call155
- GE - Greater than or Equal156
- GE.U - Greater than or Equal Unsigned156
- GE.A - Greater than or Equal Address158
- IMASK - Insert Mask159
- INS.T - Insert Bit161
- INSN.T - Insert Bit-Not161
- INSERT - Insert Bit Field162
- ISYNC - Synchronize Instructions164
- IXMAX - Find Maximum Index165
- IXMAX.U - Find Maximum Index (Unsigned)165
- IXMIN - Find Minimum Index167
- IXMIN.U - Find Minimum Index (Unsigned)167
- J - Jump Unconditional169
- JA - Jump Unconditional Absolute170
- JEQ - Jump if Equal171
- JEQ.A - Jump if Equal Address173
- JGE - Jump if Greater than or Equal174
- JGE.U - Jump if Greater than or Equal Unsigned174
- JGEZ (16-Bit) - Jump if Greater than or Equal to Zero (16-Bit)176
- JGTZ (16-Bit) - Jump if Greater than Zero (16-Bit)177
- JI - Jump Indirect178
- JL - Jump and Link179
- JLA - Jump and Link Absolute180
- JLEZ (16-Bit) - Jump if Less than or Equal to Zero (16-Bit)181
- JLI - Jump and Link Indirect182
- JLT - Jump if Less than183
- JLT.U - Jump if Less than Unsigned183
- JLTZ (16-Bit) - Jump if Less than Zero (16-Bit)185
- JNE - Jump if Not Equal186
- JNE.A - Jump if Not Equal Address188
- JNED - Jump if Not Equal and Decrement189
- JNEI - Jump if Not Equal and Increment190
- JNZ (16-Bit) - Jump if Not Equal to Zero (16-Bit)191
- JNZ.A - Jump if Not Equal to Zero Address192
- JNZ.T - Jump if Not Equal to Zero Bit193
- JZ (16-Bit) - Jump if Zero (16-Bit)194
- JZ.A - Jump if Zero Address195
- JZ.T - Jump if Zero Bit196
- LD.A - Load Word to Address Register197
- LD.B - Load Byte200
- LD.BU - Load Byte Unsigned200
- LD.D - Load Double-Word204
- LD.DA - Load Double-Word to Address Register206
- LD.H - Load Half-Word208
- LD.HU - Load Half-Word Unsigned208
- LD.Q - Load Half-Word Signed Fraction212
- LD.W - Load Word214
- LDLCX - Load Lower Context217
- LDMST - Load-Modify-Store218
- LDUCX - Load Upper Context220
- LEA - Load Effective Address221
- Loop222
- LOOPU - Loop Unconditional223
- LT - Less than224
- LT.U - Less than Unsigned224
- LT.A - Less than Address226
- LT.B - Less than Packed Byte227
- LT.BU - Less than Packed Byte Unsigned227
- LT.H - Less than Packed Half-Word228
- LT.HU - Less than Packed Half-Word Unsigned228
- LT.WU - Less than Packed Word Unsigned229
- LT.W - Less than Packed Word229
- MADD - Multiply-Add230
- MADDS - Multiply-Add, Saturated230
- MADD.H - Packed Multiply-Add Q Format233
- MADDS.H - Packed Multiply-Add Q Format, Saturated233
- MADD.Q - Multiply-Add Q Format237
- MADDS.Q - Multiply-Add Q Format, Saturated237
- MADD.U - Multiply-Add Unsigned243
- MADDS.U - Multiply-Add Unsigned, Saturated243
- MADDM.H - Packed Multiply-Add Q Format Multi-Precision245
- MADDMS.H - Packed Multiply-Add Q Format Multi-Precision, Saturated245
- MADDR.H - Packed Multiply-Add Q Format with Rounding248
- MADDRS.H - Packed Multiply-Add Q Format with Rounding, Saturated248
- MADDR.Q - Multiply-Add Q Format with Rounding252
- MADDRS.Q - Multiply-Add Q Format with Rounding, Saturated252
- MADDSU.H - Packed Multiply-Add/Subtract Q Format254
- MADDSUS.H - Packed Multiply-Add/Subtract Q Format Saturated254
- MADDSUM.H - Packed Multiply-Add/Subtract Q Format Multi-Precision258
- Packed Multiply-Add/Subtract Q Format Multi-Precision Saturated258
- MADDSUR.H - Packed Multiply-Add/Subtract Q Format with Rounding261
- Packed Multiply-Add/Subtract Q Format with Rounding Saturated261
- MAX - Maximum Value265
- MAX.U - Maximum Value Unsigned265
- MAX.B - Maximum Value Packed Byte267
- MAX.BU - Maximum Value Packed Byte Unsigned267
- MAX.H - Maximum Value Packed Half-Word268
- MAX.HU - Maximum Value Packed Half-Word Unsigned268
- MFCR - Move from Core Register269
- MIN - Minimum Value270
- MIN.U - Minimum Value Unsigned270
- MIN.B - Minimum Value Packed Byte272
- MIN.BU - Minimum Value Packed Byte Unsigned272
- MIN.H - Minimum Value Packed Half-Word273
- MIN.HU - Minimum Value Packed Half-Word Unsigned273
- MOV - Move274
- MOV.A - Move Value to Address Register277
- MOV.AA - Move Address from Address Register278
- MOV.D - Move Address to Data Register279
- MOV.U - Move Unsigned280
- MOVH - Move High281
- MOVH.A - Move High to Address282
- MSUB - Multiply-Subtract283
- MSUBS - Multiply-Subtract, Saturated283
- MSUB.H - Packed Multiply-Subtract Q Format286
- MSUBS.H - Packed Multiply-Subtract Q Format, Saturated286
- MSUB.Q - Multiply-Subtract Q Format290
- MSUBS.Q - Multiply-Subtract Q Format, Saturated290
- MSUB.U - Multiply-Subtract Unsigned296
- MSUBS.U - Multiply-Subtract Unsigned, Saturated296
- MSUBAD.H - Packed Multiply-Subtract/Add Q Format298
- MSUBADS.H - Packed Multiply-Subtract/Add Q Format, Saturated298
- MSUBADM.H - Packed Multiply-Subtract/Add Q Format-Multi-Precision302
- Packed Multiply-Subtract/Add Q Format-Multi-Precision, Saturated302
- Packed Multiply-Subtract/Add Q Format with Rounding, Saturated305
- MSUBADR.H - Packed Multiply-Subtract/Add Q Format with Rounding305
- MSUBM.H - Packed Multiply-Subtract Q Format-Multi-Precision309
- Packed Multiply-Subtract Q Format-Multi-Precision, Saturated309
- MSUBR.H - Packed Multiply-Subtract Q Format with Rounding312
- MSUBRS.H - Packed Multiply-Subtract Q Format with Rounding, Saturated312
- MSUBR.Q - Multiply-Subtract Q Format with Rounding316
- MSUBRS.Q - Multiply-Subtract Q Format with Rounding, Saturated316
- MTCR - Move to Core Register318
- MUL - Multiply319
- MULS - Multiply, Saturated319
- MUL.H - Packed Multiply Q Format322
- MUL.Q - Multiply Q Format324
- MULS.U - Multiply Unsigned, Saturated327
- MUL.U - Multiply Unsigned327
- MULM.H - Packed Multiply Q Format-Multi-Precision329
- MULMS.H - MULMS.H (DEPRECATED) (Note: Deprecated in TC2!)331
- MULR.H - Packed Multiply Q Format with Rounding332
- MULR.Q - Multiply Q Format with Rounding334
- NAND - Bitwise NAND335
- NAND.T - Bit Logical NAND336
- NE - Not Equal337
- NE.A - Not Equal Address338
- NEZ.A - Not Equal Zero Address339
- NOP - no Operation340
- NOR - Bitwise nor341
- NOR.T - Bit Logical nor342
- NOT (16-Bit) - Bitwise Complement NOT (16-Bit)343
- OR - Bitwise or344
- OR.AND.T - Accumulating Bit Logical OR-AND346
- OR.ANDN.T - Accumulating Bit Logical OR-AND-Not346
- OR.NOR.T - Accumulating Bit Logical OR-NOR346
- OR.OR.T - Accumulating Bit Logical OR-OR346
- OR.EQ - Equal Accumulating348
- OR.GE - Greater than or Equal Accumulating349
- OR.GE.U - Greater than or Equal Accumulating Unsigned349
- OR.LT - Less than Accumulating351
- OR.LT.U - Less than Accumulating Unsigned351
- OR.NE - Not Equal Accumulating353
- OR.T - Bit Logical or354
- ORN - Bitwise OR-Not355
- ORN.T - Bit Logical OR-Not356
- Pack357
- Parity359
- Restore360
- RET - Return from Call361
- RFE - Return from Exception363
- RFM - Return from Monitor365
- RSLCX - Restore Lower Context366
- RSTV - Reset Overflow Bits367
- RSUB - Reverse-Subtract368
- RSUBS - Reverse-Subtract with Saturation369
- RSUBS.U - Reverse-Subtract Unsigned with Saturation369
- SAT.B - Saturate Byte370
- SAT.BU - Saturate Byte Unsigned371
- SAT.H - Saturate Half-Word372
- SAT.HU - Saturate Half-Word Unsigned373
- SEL - Select374
- SELN - Select-Not375
- SH - Shift376
- SH.EQ - Shift Equal378
- SH.GE - Shift Greater than or Equal379
- SH.GE.U - Shift Greater than or Equal Unsigned379
- SH.H - Shift Packed Half-Words381
- SH.LT - Shift Less than382
- SH.LT.U - Shift Less than Unsigned382
- SH.NE - Shift Not Equal384
- SH.XOR.T - Accumulating Shift-XOR385
- SH.XNOR.T - Accumulating Shift-XNOR385
- SH.NAND.T - Accumulating Shift-NAND385
- SH.AND.T - Accumulating Shift-AND385
- SHA - Arithmetic Shift387
- SHA.H - Arithmetic Shift Packed Half-Words389
- SHAS - Arithmetic Shift with Saturation391
- ST.A - Store Word from Address Register393
- ST.B - Store Byte396
- ST.D - Store Double-Word399
- ST.DA - Store Double-Word from Address Registers401
- ST.H - Store Half-Word403
- ST.Q - Store Half-Word Signed Fraction406
- ST.T - Store Bit408
- ST.W - Store Word409
- STLCX - Store Lower Context412
- STUCX - Store Upper Context413
- SUB - Subtract414
- SUB.A - Subtract Address416
- SUB.B - Subtract Packed Byte417
- SUB.H - Subtract Packed Half-Word417
- SUBC - Subtract with Carry419
- SUBS - Subtract Signed with Saturation420
- SUBS.U - Subtract Unsigned with Saturation420
- SUBS.H - Subtract Packed Half-Word with Saturation422
- SUBS.HU - Subtract Packed Half-Word Unsigned with Saturation422
- SUBX - Subtract Extended424
- SVLCX - Save Lower Context425
- SWAP.W - Swap with Data Register426
- SWAPMSK.W - Swap under Mask428
- SYSCALL - System Call430
- TRAPSV - Trap on Sticky Overflow431
- TRAPV - Trap on Overflow432
- UNPACK - Unpack Floating Point433
- Wait435
- XNOR - Bitwise XNOR436
- XNOR.T - Bit Logical XNOR437
- XOR - Bitwise XOR438
- XOR.EQ - Equal Accumulating439
- XOR.GE - Greater than or Equal Accumulating440
- XOR.GE.U - Greater than or Equal Accumulating Unsigned440
- XOR.LT.U - Less than Accumulating Unsigned442
- XOR.LT - Less than Accumulating442
- XOR.NE - Not Equal Accumulating444
- XOR.T - Bit Logical XOR445
- FPU Instructions446
- ADD.F - Add Float447
- CMP.F - Compare Float448
- DIV.F - Divide Float449
- FTOI - Float to Integer450
- FTOIZ - Float to Integer, Round Towards Zero451
- FTOQ31 - Float to Fraction452
- FTOQ31Z - Float to Fraction, Round Towards Zero453
- FTOU - Float to Unsigned454
- FTOUZ - Float to Unsigned, Round Towards Zero455
- ITOF - Integer to Float456
- MADD.F - Multiply Add Float457
- MSUB.F - Multiply Subtract Float459
- MUL.F - Multiply Float461
- Q31TOF - Fraction to Floating-Point462
- QSEED.F - Inverse Square Root Seed463
- SUB.F - Subtract Float464
- UPDFL - Update Flags465
- UTOF - Unsigned to Floating-Point466
LS and IP Instruction Summary Lists467
List of IP Instructions468
List of Instructions by Shortname474
List of Instructions by Longname478
Index482

Infineon TriCore TC1.6E - LOOPU - Loop Unconditional

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