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author | Gabe Black <gblack@eecs.umich.edu> | 2009-07-01 22:16:19 -0700 |
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committer | Gabe Black <gblack@eecs.umich.edu> | 2009-07-01 22:16:19 -0700 |
commit | f5141c23fd63c0fd89828ebf91317b1bd7f77881 (patch) | |
tree | 96d28d6040f587dde648f6f6d85eb9c0111d7d5e /src/arch/arm/isa/decoder.isa | |
parent | 22a1ac22f4015bb3fd6450c2643d647d5df97db8 (diff) | |
download | gem5-f5141c23fd63c0fd89828ebf91317b1bd7f77881.tar.xz |
ARM: Add defaults for DataOp flag code.
Diffstat (limited to 'src/arch/arm/isa/decoder.isa')
-rw-r--r-- | src/arch/arm/isa/decoder.isa | 64 |
1 files changed, 16 insertions, 48 deletions
diff --git a/src/arch/arm/isa/decoder.isa b/src/arch/arm/isa/decoder.isa index 6b0fa7650..9d2c90b4c 100644 --- a/src/arch/arm/isa/decoder.isa +++ b/src/arch/arm/isa/decoder.isa @@ -227,12 +227,8 @@ format DataOp { } 0: decode IS_MISC { 0: decode OPCODE { - 0x0: and({{ Rd = resTemp = Rn & op2; }}, - {{ shift_carry_imm(Rm, shift_size, shift, Cpsr<29:>) }}, - {{ Cpsr<28:> }}); - 0x1: eor({{ Rd = resTemp = Rn ^ op2; }}, - {{ shift_carry_imm(Rm, shift_size, shift, Cpsr<29:>) }}, - {{ Cpsr<28:> }}); + 0x0: and({{ Rd = resTemp = Rn & op2; }}); + 0x1: eor({{ Rd = resTemp = Rn ^ op2; }}); 0x2: sub({{ Rd = resTemp = Rn - op2; }}, {{ arm_sub_carry(resTemp, Rn, op2) }}, {{ arm_sub_overflow(resTemp, Rn, op2) }}); @@ -251,30 +247,18 @@ format DataOp { 0x7: rsc({{ Rd = resTemp = op2 - Rn - !Cpsr<29:>; }}, {{ arm_sub_carry(resTemp, op2, Rn) }}, {{ arm_sub_overflow(resTemp, op2, Rn) }}); - 0x8: tst({{ resTemp = Rn & op2; }}, - {{ shift_carry_imm(Rm, shift_size, shift, Cpsr<29:>) }}, - {{ Cpsr<28:> }}); - 0x9: teq({{ resTemp = Rn ^ op2; }}, - {{ shift_carry_imm(Rm, shift_size, shift, Cpsr<29:>) }}, - {{ Cpsr<28:> }}); + 0x8: tst({{ resTemp = Rn & op2; }}); + 0x9: teq({{ resTemp = Rn ^ op2; }}); 0xa: cmp({{ resTemp = Rn - op2; }}, {{ arm_sub_carry(resTemp, Rn, op2) }}, {{ arm_sub_overflow(resTemp, Rn, op2) }}); 0xb: cmn({{ resTemp = Rn + op2; }}, {{ arm_add_carry(resTemp, Rn, op2) }}, {{ arm_add_overflow(resTemp, Rn, op2) }}); - 0xc: orr({{ Rd = resTemp = Rn | op2; }}, - {{ shift_carry_imm(Rm, shift_size, shift, Cpsr<29:>) }}, - {{ Cpsr<28:> }}); - 0xd: mov({{ Rd = resTemp = op2; }}, - {{ shift_carry_imm(Rm, shift_size, shift, Cpsr<29:>) }}, - {{ Cpsr<28:> }}); - 0xe: bic({{ Rd = resTemp = Rn & ~op2; }}, - {{ shift_carry_imm(Rm, shift_size, shift, Cpsr<29:>) }}, - {{ Cpsr<28:> }}); - 0xf: mvn({{ Rd = resTemp = ~op2; }}, - {{ shift_carry_imm(Rm, shift_size, shift, Cpsr<29:>) }}, - {{ Cpsr<28:> }}); + 0xc: orr({{ Rd = resTemp = Rn | op2; }}); + 0xd: mov({{ Rd = resTemp = op2; }}); + 0xe: bic({{ Rd = resTemp = Rn & ~op2; }}); + 0xf: mvn({{ Rd = resTemp = ~op2; }}); } 1: decode MISC_OPCODE { 0x0: decode OPCODE { @@ -342,12 +326,8 @@ format DataOp { 0x1: decode IS_MISC { 0: decode OPCODE { format DataImmOp { - 0x0: andi({{ Rd = resTemp = Rn & rotated_imm; }}, - {{ (rotate ? rotated_carry:Cpsr<29:>) }}, - {{ Cpsr<28:> }}); - 0x1: eori({{ Rd = resTemp = Rn ^ rotated_imm; }}, - {{ (rotate ? rotated_carry:Cpsr<29:>) }}, - {{ Cpsr<28:> }}); + 0x0: andi({{ Rd = resTemp = Rn & rotated_imm; }}); + 0x1: eori({{ Rd = resTemp = Rn ^ rotated_imm; }}); 0x2: subi({{ Rd = resTemp = Rn - rotated_imm; }}, {{ arm_sub_carry(resTemp, Rn, rotated_imm) }}, {{ arm_sub_overflow(resTemp, Rn, rotated_imm) }}); @@ -366,30 +346,18 @@ format DataOp { 0x7: rsci({{ Rd = resTemp = rotated_imm - Rn - !Cpsr<29:>;}}, {{ arm_sub_carry(resTemp, rotated_imm, Rn) }}, {{ arm_sub_overflow(resTemp, rotated_imm, Rn) }}); - 0x8: tsti({{ resTemp = Rn & rotated_imm; }}, - {{ (rotate ? rotated_carry:Cpsr<29:>) }}, - {{ Cpsr<28:> }}); - 0x9: teqi({{ resTemp = Rn ^ rotated_imm; }}, - {{ (rotate ? rotated_carry:Cpsr<29:>) }}, - {{ Cpsr<28:> }}); + 0x8: tsti({{ resTemp = Rn & rotated_imm; }}); + 0x9: teqi({{ resTemp = Rn ^ rotated_imm; }}); 0xa: cmpi({{ resTemp = Rn - rotated_imm; }}, {{ arm_sub_carry(resTemp, Rn, rotated_imm) }}, {{ arm_sub_overflow(resTemp, Rn, rotated_imm) }}); 0xb: cmni({{ resTemp = Rn + rotated_imm; }}, {{ arm_add_carry(resTemp, Rn, rotated_imm) }}, {{ arm_add_overflow(resTemp, Rn, rotated_imm) }}); - 0xc: orri({{ Rd = resTemp = Rn | rotated_imm; }}, - {{ (rotate ? rotated_carry:Cpsr<29:>) }}, - {{ Cpsr<28:> }}); - 0xd: movi({{ Rd = resTemp = rotated_imm; }}, - {{ (rotate ? rotated_carry:Cpsr<29:>) }}, - {{ Cpsr<28:> }}); - 0xe: bici({{ Rd = resTemp = Rn & ~rotated_imm; }}, - {{ (rotate ? rotated_carry:Cpsr<29:>) }}, - {{ Cpsr<28:> }}); - 0xf: mvni({{ Rd = resTemp = ~rotated_imm; }}, - {{ (rotate ? rotated_carry:Cpsr<29:>) }}, - {{ Cpsr<28:> }}); + 0xc: orri({{ Rd = resTemp = Rn | rotated_imm; }}); + 0xd: movi({{ Rd = resTemp = rotated_imm; }}); + 0xe: bici({{ Rd = resTemp = Rn & ~rotated_imm; }}); + 0xf: mvni({{ Rd = resTemp = ~rotated_imm; }}); } } 1: decode OPCODE { |