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some cleanup + fixes

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This commit is contained in:
Ced2911 2013-08-27 16:30:29 +02:00
parent 547b168dcb
commit 8b3bb9615c
2 changed files with 33 additions and 8 deletions
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22
Common/ppcEmitter.cpp
View File

@ -17,6 +17,13 @@
Write32((OPCD << 26) | (d << 21) | (a << 16) | (b << 11) | (OE << 10) | (((XO) & 0x1ff) << 1) | (Rc)); \
}
// 0 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31
// | OPCD | D | A | B | C | XO |Rc|
#define A_FORM(OPCD, D, A, B, C, XO, Rc) { \
int a = (A), b = (B), c = (C), d = (D); \
Write32((OPCD << 26) | (d << 21) | (a << 16) | (b << 11) | (c << 6) | (XO << 1) | (Rc)); \
}
namespace PpcGen {
// Arithmetics ops
@ -359,10 +366,10 @@ namespace PpcGen {
Write32((10<<26) | (dest << 16) | ((imm) & 0xffff));
}
void PPCXEmitter::CMP(PPCReg a, PPCReg b) {
void PPCXEmitter::CMP(PPCReg a, PPCReg b, CONDITION_REGISTER cr) {
Write32((31 << 26) | (a << 16) | (b << 11));
}
void PPCXEmitter::CMPL(PPCReg a, PPCReg b) {
void PPCXEmitter::CMPL(PPCReg a, PPCReg b, CONDITION_REGISTER cr) {
Write32((31 << 26) | (a << 16) | (b << 11) | (1<<6));
}
void PPCXEmitter::MFCR (PPCReg dest) {
@ -372,12 +379,17 @@ namespace PpcGen {
Write32(0x7C000120 | (dest << 21) | (0xff<<12));
}
void PPCXEmitter::ISEL (PPCReg Rt, PPCReg Ra, PPCReg Rb, CONDITION_REGISTER cr) {
// Not working !!
A_FORM(31, Rt, Ra, Rb, cr, 15, 0);
Break();
}
// Others operation
void PPCXEmitter::ORI(PPCReg Rd, PPCReg Ra, unsigned short imm) {
u32 instr = (0x60000000 | (Ra << 21) | (Rd << 16) | (imm & 0xffff));
Write32(instr);
}
void PPCXEmitter::XORI (PPCReg Rdest, PPCReg Ra, unsigned short imm) {
u32 instr = (0x68000000 | (Ra << 21) | (Rdest << 16) | (imm & 0xffff));
Write32(instr);
@ -454,8 +466,8 @@ namespace PpcGen {
Write32(0x7C000734 | (src << 21) | (dest << 16));
}
void PPCXEmitter::EQV (PPCReg dst, PPCReg a, PPCReg b) {
X_FORM(31, a, dst, b, 284, 0);
void PPCXEmitter::EQV (PPCReg Ra, PPCReg Rs, PPCReg Rb) {
X_FORM(31, Rs, Ra, Rb, 284, 0);
}
void PPCXEmitter::RLWINM (PPCReg dest, PPCReg src, int shift, int start, int end) {

17
Common/ppcEmitter.h
View File

@ -294,13 +294,26 @@ namespace PpcGen
void SRWI (PPCReg dest, PPCReg src, unsigned short imm);
// Compare
enum CONDITION_REGISTER{
CR0,
CR1,
CR2,
CR3,
CR4,
CR5,
CR6,
CR7
};
void CMPLI (PPCReg dest, unsigned short imm);
void CMPI (PPCReg dest, unsigned short imm);
void CMPL (PPCReg a, PPCReg b);
void CMP (PPCReg a, PPCReg b);
void CMPL (PPCReg a, PPCReg b, CONDITION_REGISTER cr = CR0);
void CMP (PPCReg a, PPCReg b, CONDITION_REGISTER cr = CR0);
void MFCR (PPCReg dest);
void MTCR (PPCReg dest);
void ISEL (PPCReg Rt, PPCReg Ra, PPCReg Rb, CONDITION_REGISTER cr = CR0);
void Prologue();
void Epilogue();