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armemu: Fix UXTAB/UXTAH

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This commit is contained in:
Normmatt 2014-12-17 02:56:58 -05:00 committed by Lioncash
parent b5dbd6f2a2
commit bc81cc9490
1 changed files with 4 additions and 4 deletions
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8
src/core/arm/interpreter/armemu.cpp
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@ -6176,7 +6176,7 @@ L_stm_s_takeabort:
break;
}
Rm = ((state->Reg[BITS(0, 3)] >> ror) & 0xFF);
Rm = ((state->Reg[BITS(0, 3)] >> ror) & 0xFF) | ((state->Reg[BITS(0, 3)] << (32 - ror)) & 0xFF) & 0xFF;
if (BITS(16, 19) == 0xf)
/* UXTB */
@ -6216,13 +6216,13 @@ L_stm_s_takeabort:
if (ror == -1)
break;
Rm = ((state->Reg[BITS(0, 3)] >> ror) & 0xFFFF);
Rm = ((state->Reg[BITS(0, 3)] >> ror) & 0xFFFF) | ((state->Reg[BITS(0, 3)] << (32 - ror)) & 0xFFFF) & 0xFFFF;
/* UXT */
/* state->Reg[BITS (12, 15)] = Rm; */
/* dyf add */
if (BITS(16, 19) == 0xf) {
state->Reg[BITS(12, 15)] = (Rm >> (8 * BITS(10, 11))) & 0x0000FFFF;
state->Reg[BITS(12, 15)] = Rm;
}
else {
/* UXTAH */
@ -6230,7 +6230,7 @@ L_stm_s_takeabort:
// printf("rd is %x rn is %x rm is %x rotate is %x\n", state->Reg[BITS (12, 15)], state->Reg[BITS (16, 19)]
// , Rm, BITS(10, 11));
// printf("icounter is %lld\n", state->NumInstrs);
state->Reg[BITS(12, 15)] = (state->Reg[BITS(16, 19)] >> (8 * (BITS(10, 11)))) + Rm;
state->Reg[BITS(12, 15)] = state->Reg[BITS(16, 19)] + Rm;
// printf("rd is %x\n", state->Reg[BITS (12, 15)]);
// exit(-1);
}