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Implemented Thumb Instructions: STR (imm, T1), STRB (imm), LDRB (imm), STR (imm, T2), LDR (imm, T2)

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This commit is contained in:
MerryMage 2016-07-18 18:48:08 +01:00
parent a605a43ef9
commit 14dcb18bbe
3 changed files with 83 additions and 3 deletions
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25
src/frontend/disassembler/disassembler_thumb.cpp
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@ -259,11 +259,26 @@ public:
return Common::StringFromFormat("ldrsh %s, [%s, %s]", RegStr(t), RegStr(n), RegStr(m));
}
std::string thumb16_STR_imm_t1(Imm5 imm5, Reg n, Reg t) {
u32 imm32 = imm5 << 2;
return Common::StringFromFormat("str %s, [%s, #%u]", RegStr(t), RegStr(n), imm32);
}
std::string thumb16_LDR_imm_t1(Imm5 imm5, Reg n, Reg t) {
u32 imm32 = imm5 << 2;
return Common::StringFromFormat("ldr %s, [%s, #%u]", RegStr(t), RegStr(n), imm32);
}
std::string thumb16_STRB_imm(Imm5 imm5, Reg n, Reg t) {
u32 imm32 = imm5;
return Common::StringFromFormat("strb %s, [%s, #%u]", RegStr(t), RegStr(n), imm32);
}
std::string thumb16_LDRB_imm(Imm5 imm5, Reg n, Reg t) {
u32 imm32 = imm5;
return Common::StringFromFormat("ldrb %s, [%s, #%u]", RegStr(t), RegStr(n), imm32);
}
std::string thumb16_STRH_imm(Imm5 imm5, Reg n, Reg t) {
u32 imm32 = imm5 << 1;
return Common::StringFromFormat("strh %s, [%s, #%u]", RegStr(t), RegStr(n), imm32);
@ -274,6 +289,16 @@ public:
return Common::StringFromFormat("ldrh %s, [%s, #%u]", RegStr(t), RegStr(n), imm32);
}
std::string thumb16_STR_imm_t2(Reg t, Imm5 imm5) {
u32 imm32 = imm5 << 2;
return Common::StringFromFormat("str %s, [sp, #%u]", RegStr(t), imm32);
}
std::string thumb16_LDR_imm_t2(Reg t, Imm5 imm5) {
u32 imm32 = imm5 << 2;
return Common::StringFromFormat("ldr %s, [sp, #%u]", RegStr(t), imm32);
}
std::string thumb16_ADR(Reg d, Imm8 imm8) {
u32 imm32 = imm8 << 2;
return Common::StringFromFormat("adr %s, +#%u", RegStr(d), imm32);