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arm_dyncom_thumb: Implement CPS and SETEND

master
Lioncash 2015-05-31 05:32:46 +07:00
parent 7caef19c89
commit 85b1dddda1
1 changed files with 13 additions and 0 deletions
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13
src/core/arm/dyncom/arm_dyncom_thumb.cpp
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@ -287,6 +287,19 @@ tdstate thumb_translate(u32 addr, u32 instr, u32* ainstr, u32* inst_size) {
*ainstr = subset[BITS(tinstr, 6, 7)] // base
| (BITS(tinstr, 0, 2) << 12) // Rd
| BITS(tinstr, 3, 5); // Rm
} else if ((tinstr & 0x0F00) == 0x600) {
if (BIT(tinstr, 5) == 0) {
// SETEND
*ainstr = 0xF1010000 // base
| (BIT(tinstr, 3) << 9); // endian specifier
} else {
// CPS
*ainstr = 0xF1080000 // base
| (BIT(tinstr, 0) << 6) // fiq bit
| (BIT(tinstr, 1) << 7) // irq bit
| (BIT(tinstr, 2) << 8) // abort bit
| (BIT(tinstr, 4) << 18); // enable bit
}
} else if ((tinstr & 0x0F00) == 0x0a00) {
static const ARMword subset[3] = {
0xE6BF0F30, // REV