projects / deliverable / binutils-gdb.git / blame
| Commit | Line | Data |
|---|---|---|
| c906108c SS |
1 | // -*- C -*- |
| 2 | // | |
| 3 | // toshiba specific instructions. | |
| 4 | // | |
| 5 | ||
| 6 | 011100,5.RS,5.RT,5.RD,00000000000:MMINORM:::MADD | |
| 7 | "madd r<RS>, r<RT>":RD == 0 | |
| 8 | "madd r<RD>, r<RS>, r<RT>" | |
| 9 | *r3900 | |
| 10 | { | |
| 11 | signed64 prod = (U8_4 (VL4_8 (HI), VL4_8 (LO)) | |
| 12 | + ((signed64) EXTEND32 (GPR[RT]) | |
| 13 | * (signed64) EXTEND32 (GPR[RS]))); | |
| 14 | check_mult_hilo (SD_, HIHISTORY, LOHISTORY); | |
| 15 | TRACE_ALU_INPUT2 (GPR[RS], GPR[RT]); | |
| 16 | LO = EXTEND32 (prod); | |
| 17 | HI = EXTEND32 (VH4_8 (prod)); | |
| 18 | TRACE_ALU_RESULT2 (HI, LO); | |
| 19 | if(RD != 0 ) | |
| 20 | GPR[RD] = LO; | |
| 21 | } | |
| 22 | ||
| 23 | ||
| 24 | 011100,5.RS,5.RT,5.RD,00000000001:MMINORM:::MADDU | |
| 25 | "maddu r<RS>, r<RT>":RD == 0 | |
| 26 | "maddu r<RD>, r<RS>, r<RT>" | |
| 27 | *r3900 | |
| 28 | { | |
| 29 | unsigned64 prod = (U8_4 (VL4_8 (HI), VL4_8 (LO)) | |
| 30 | + ((unsigned64) VL4_8 (GPR[RS]) | |
| 31 | * (unsigned64) VL4_8 (GPR[RT]))); | |
| 32 | check_mult_hilo (SD_, HIHISTORY, LOHISTORY); | |
| 33 | TRACE_ALU_INPUT2 (GPR[RS], GPR[RT]); | |
| 34 | LO = EXTEND32 (prod); | |
| 35 | HI = EXTEND32 (VH4_8 (prod)); | |
| 36 | TRACE_ALU_RESULT2 (HI, LO); | |
| 37 | if(RD != 0) | |
| 38 | GPR[RD] = LO; | |
| 39 | } | |
| 40 | ||
| 9846de1b JM |
41 | 000000,CODE.20,001110::CO1:::SDBBP |
| 42 | "sdbbp" | |
| d4f3574e | 43 | *r3900: |
| 9846de1b JM |
44 | { |
| 45 | SignalException (DebugBreakPoint, instruction); | |
| 46 | } |