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| author | bunnei <bunneidev@gmail.com> | 2015-01-19 22:42:31 +0100 |
|---|---|---|
| committer | bunnei <bunneidev@gmail.com> | 2015-01-19 22:42:31 +0100 |
| commit | 004b23153b2864f6072f0c71027f392b6b424510 (patch) | |
| tree | 5d0c320ed65b23b3661f6a4a7144f02da49e78cd /src/core/arm | |
| parent | Merge pull request #383 from zhuowei/shared_page (diff) | |
| parent | dyncom: Implement missing shifts in ScaledRegisterPostIndexed, etc (diff) | |
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Diffstat (limited to 'src/core/arm')
| -rw-r--r-- | src/core/arm/dyncom/arm_dyncom_interpreter.cpp | 40 |
1 files changed, 33 insertions, 7 deletions
diff --git a/src/core/arm/dyncom/arm_dyncom_interpreter.cpp b/src/core/arm/dyncom/arm_dyncom_interpreter.cpp index d0347566c..ffe9d17f9 100644 --- a/src/core/arm/dyncom/arm_dyncom_interpreter.cpp +++ b/src/core/arm/dyncom/arm_dyncom_interpreter.cpp @@ -410,10 +410,21 @@ void LnSWoUB(ScaledRegisterPreIndexed)(arm_processor *cpu, unsigned int inst, un } break; case 2: - DEBUG_MSG; + if (shift_imm == 0) { // ASR #32 + if (BIT(rm, 31) == 1) + index = 0xFFFFFFFF; + else + index = 0; + } else { + index = static_cast<int>(rm) >> shift_imm; + } break; case 3: - DEBUG_MSG; + if (shift_imm == 0) { + index = (cpu->CFlag << 31) | (rm >> 1); + } else { + index = ROTATE_RIGHT_32(rm, shift_imm); + } break; } @@ -449,10 +460,21 @@ void LnSWoUB(ScaledRegisterPostIndexed)(arm_processor *cpu, unsigned int inst, u } break; case 2: - DEBUG_MSG; + if (shift_imm == 0) { // ASR #32 + if (BIT(rm, 31) == 1) + index = 0xFFFFFFFF; + else + index = 0; + } else { + index = static_cast<int>(rm) >> shift_imm; + } break; case 3: - DEBUG_MSG; + if (shift_imm == 0) { + index = (cpu->CFlag << 31) | (rm >> 1); + } else { + index = ROTATE_RIGHT_32(rm, shift_imm); + } break; } @@ -654,8 +676,8 @@ void LnSWoUB(ScaledRegisterOffset)(arm_processor *cpu, unsigned int inst, unsign } break; case 2: - if (shift_imm == 0){ // ASR #32 - if (rm >> 31) + if (shift_imm == 0) { // ASR #32 + if (BIT(rm, 31) == 1) index = 0xFFFFFFFF; else index = 0; @@ -664,7 +686,11 @@ void LnSWoUB(ScaledRegisterOffset)(arm_processor *cpu, unsigned int inst, unsign } break; case 3: - DEBUG_MSG; + if (shift_imm == 0) { + index = (cpu->CFlag << 31) | (rm >> 1); + } else { + index = ROTATE_RIGHT_32(rm, shift_imm); + } break; } |