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CHB:ARM: limited support for rotate operand #208

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Merged
merged 1 commit into from
Aug 12, 2025
Merged

CHB:ARM: limited support for rotate operand #208

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4 changes: 2 additions & 2 deletions CodeHawk/CHB/bchlib/bCHVersion.ml
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Original file line number Diff line number Diff line change
Expand Up @@ -95,8 +95,8 @@ end


let version = new version_info_t
~version:"0.6.0_20250810"
~date:"2025-08-10"
~version:"0.6.0_20250811"
~date:"2025-08-11"
~licensee: None
~maxfilesize: None
()
11 changes: 11 additions & 0 deletions CodeHawk/CHB/bchlibarm32/bCHARMOperand.ml
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Expand Up @@ -624,6 +624,9 @@ object (self:'a)
| ARMShiftedReg (r, ARMImmSRT (SRType_LSL, n)) ->
let vreg = floc#env#mk_arm_register_variable r in
Ok (XOp (XLsl, [XVar vreg; int_constant_expr n]))
| ARMShiftedReg (r, ARMImmSRT (SRType_ROR, n)) ->
let vreg = floc#env#mk_arm_register_variable r in
Ok (XOp ((Xf "ror"), [XVar vreg; int_constant_expr n]))
| ARMShiftedReg (r, ARMRegSRT (SRType_LSL, sr)) ->
let vsreg = floc#env#mk_arm_register_variable sr in
let vreg = floc#env#mk_arm_register_variable r in
Expand All @@ -633,6 +636,14 @@ object (self:'a)
let vsreg = floc#env#mk_arm_register_variable sr in
let vreg = floc#env#mk_arm_register_variable r in
Ok (XOp (XLsr, [XVar vreg; XVar vsreg]))
| ARMShiftedReg (r, ARMRegSRT (SRType_ASR, sr)) ->
let vsreg = floc#env#mk_arm_register_variable sr in
let vreg = floc#env#mk_arm_register_variable r in
Ok (XOp (XAsr, [XVar vreg; XVar vsreg]))
| ARMShiftedReg (r, ARMRegSRT (SRType_ROR, sr)) ->
let vsreg = floc#env#mk_arm_register_variable sr in
let vreg = floc#env#mk_arm_register_variable r in
Ok (XOp ((Xf "ror"), [XVar vreg; XVar vsreg]))
| ARMShiftedReg (_, srt) ->
Error [__FILE__ ^ ":" ^ (string_of_int __LINE__) ^ ": "
^ "Shifted reg: " ^ (register_shift_to_string srt)
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