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| author | Gabe Black <gblack@eecs.umich.edu> | 2010-06-02 12:58:06 -0500 |
|---|---|---|
| committer | Gabe Black <gblack@eecs.umich.edu> | 2010-06-02 12:58:06 -0500 |
| commit | 29acf9516ca8aa564026a9c5588205fe129ec912 (patch) | |
| tree | 56e6497cdb94d315e2b880e3922023b32d9c317a /src/arch/arm/isa | |
| parent | be888e67e71ac2ce6b6c265c5652435f682970c6 (diff) | |
| download | gem5-29acf9516ca8aa564026a9c5588205fe129ec912.tar.xz | |
ARM: Decode the unsigned saturating instructions.
Diffstat (limited to 'src/arch/arm/isa')
| -rw-r--r-- | src/arch/arm/isa/formats/data.isa | 32 |
1 files changed, 16 insertions, 16 deletions
diff --git a/src/arch/arm/isa/formats/data.isa b/src/arch/arm/isa/formats/data.isa index 648e04453..98274e3eb 100644 --- a/src/arch/arm/isa/formats/data.isa +++ b/src/arch/arm/isa/formats/data.isa @@ -301,17 +301,17 @@ def format ArmParallelAddSubtract() {{ case 0x2: switch (op2) { case 0x0: - return new WarnUnimplemented("uqadd16", machInst); + return new Uqadd16Reg(machInst, rd, rn, rm, 0, LSL); case 0x1: - return new WarnUnimplemented("uqasx", machInst); + return new UqasxReg(machInst, rd, rn, rm, 0, LSL); case 0x2: - return new WarnUnimplemented("uqsax", machInst); + return new UqsaxReg(machInst, rd, rn, rm, 0, LSL); case 0x3: - return new WarnUnimplemented("uqsub16", machInst); + return new Uqsub16Reg(machInst, rd, rn, rm, 0, LSL); case 0x4: - return new WarnUnimplemented("uqadd8", machInst); + return new Uqadd8Reg(machInst, rd, rn, rm, 0, LSL); case 0x7: - return new WarnUnimplemented("uqsub8", machInst); + return new Uqsub8Reg(machInst, rd, rn, rm, 0, LSL); } break; case 0x3: @@ -539,13 +539,13 @@ def format Thumb32DataProcReg() {{ } } else { if (bits(op2, 3) == 0) { + const IntRegIndex rd = + (IntRegIndex)(uint32_t)bits(machInst, 11, 8); + const IntRegIndex rm = + (IntRegIndex)(uint32_t)bits(machInst, 3, 0); if (bits(op2, 2) == 0x0) { const uint32_t op1 = bits(machInst, 22, 20); const uint32_t op2 = bits(machInst, 5, 4); - const IntRegIndex rd = - (IntRegIndex)(uint32_t)bits(machInst, 11, 8); - const IntRegIndex rm = - (IntRegIndex)(uint32_t)bits(machInst, 3, 0); switch (op2) { case 0x0: switch (op1) { @@ -623,17 +623,17 @@ def format Thumb32DataProcReg() {{ case 0x1: switch (op1) { case 0x1: - return new WarnUnimplemented("uqadd16", machInst); + return new Uqadd16Reg(machInst, rd, rn, rm, 0, LSL); case 0x2: - return new WarnUnimplemented("uqasx", machInst); + return new UqasxReg(machInst, rd, rn, rm, 0, LSL); case 0x6: - return new WarnUnimplemented("uqsax", machInst); + return new UqsaxReg(machInst, rd, rn, rm, 0, LSL); case 0x5: - return new WarnUnimplemented("uqsub16", machInst); + return new Uqsub16Reg(machInst, rd, rn, rm, 0, LSL); case 0x0: - return new WarnUnimplemented("uqadd8", machInst); + return new Uqadd8Reg(machInst, rd, rn, rm, 0, LSL); case 0x4: - return new WarnUnimplemented("uqsub8", machInst); + return new Uqsub8Reg(machInst, rd, rn, rm, 0, LSL); } break; case 0x2: |