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| author | Thiemo Seufer <ths@networkno.de> | 2006-08-29 12:45:26 +0000 |
|---|---|---|
| committer | Thiemo Seufer <ths@networkno.de> | 2006-08-29 12:45:26 +0000 |
| commit | 2d2733fc966f64220d26a99caf9ed4cb0c075f5d (patch) | |
| tree | 97b3fa9d50e0953bb281d480f81391de9e4d32da /sim/mips/mips.igen | |
| parent | d85c3a10ae895627d2adb6f446bcf5017f7002d7 (diff) | |
| download | fsf-binutils-gdb-2d2733fc966f64220d26a99caf9ed4cb0c075f5d.zip fsf-binutils-gdb-2d2733fc966f64220d26a99caf9ed4cb0c075f5d.tar.gz fsf-binutils-gdb-2d2733fc966f64220d26a99caf9ed4cb0c075f5d.tar.bz2 | |
* configure.ac (mipsisa32r2*-*-*, mipsisa32*-*-*): Add smartmips to
sim_igen_machine.
* configure: Regenerate.
* mips.igen (model): Add smartmips.
(MADDU): Increment ACX if carry.
(do_mult): Clear ACX.
(ROR,RORV): Add smartmips.
(include): Include smartmips.igen.
* sim-main.h (ACX): Set to REGISTERS[89].
* smartmips.igen: New file.
Diffstat (limited to 'sim/mips/mips.igen')
| -rw-r--r-- | sim/mips/mips.igen | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/sim/mips/mips.igen b/sim/mips/mips.igen index e179cf0..85d08ea 100644 --- a/sim/mips/mips.igen +++ b/sim/mips/mips.igen @@ -72,6 +72,7 @@ :model:::mips3d:mips3d: // mips3d.igen :model:::mdmx:mdmx: // mdmx.igen :model:::dsp:dsp: // dsp.igen +:model:::smartmips:smartmips: // smartmips.igen // Vendor Extensions // @@ -2457,6 +2458,7 @@ TRACE_ALU_INPUT2 (GPR[RS], GPR[RT]); temp = (U8_4 (VL4_8 (HI), VL4_8 (LO)) + ((unsigned64) VL4_8 (GPR[RS]) * (unsigned64) VL4_8 (GPR[RT]))); + ACX += U8_4 (VL4_8 (HI), VL4_8 (LO)) < temp; /* SmartMIPS */ LO = EXTEND32 (temp); HI = EXTEND32 (VH4_8 (temp)); TRACE_ALU_RESULT2 (HI, LO); @@ -2658,6 +2660,7 @@ * ((signed64)(signed32) GPR[rt])); LO = EXTEND32 (VL4_8 (prod)); HI = EXTEND32 (VH4_8 (prod)); + ACX = 0; /* SmartMIPS */ if (rd != 0) GPR[rd] = LO; TRACE_ALU_RESULT2 (HI, LO); @@ -2850,6 +2853,7 @@ "ror r<RD>, r<RT>, <SHIFT>" *mips32r2: *mips64r2: +*smartmips: *vr5400: *vr5500: { @@ -2860,6 +2864,7 @@ "rorv r<RD>, r<RT>, r<RS>" *mips32r2: *mips64r2: +*smartmips: *vr5400: *vr5500: { @@ -5683,4 +5688,5 @@ :include:::tx.igen :include:::vr.igen :include:::dsp.igen +:include:::smartmips.igen |