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Merge pull request #263 from lioncash/sasx
Fix emulation of SASX and SSAX instructions.
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commit
f1ec1a0d2c
@ -5724,7 +5724,7 @@ L_stm_s_takeabort:
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s16 a2 = ((state->Reg[src1] >> 0x10) & 0xFFFF);
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s16 b1 = (state->Reg[src2] & 0xFFFF);
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s16 b2 = ((state->Reg[src2] >> 0x10) & 0xFFFF);
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state->Reg[tar] = (a1 - a2)&0xFFFF | (((b1 - b2)&0xFFFF)<< 0x10);
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state->Reg[tar] = ((a1 - a2) & 0xFFFF) | (((b1 - b2)&0xFFFF)<< 0x10);
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return 1;
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}
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else if ((instr & 0xFF0) == 0xf10)//sadd16
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@ -5736,7 +5736,7 @@ L_stm_s_takeabort:
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s16 a2 = ((state->Reg[src1] >> 0x10) & 0xFFFF);
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s16 b1 = (state->Reg[src2] & 0xFFFF);
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s16 b2 = ((state->Reg[src2] >> 0x10) & 0xFFFF);
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state->Reg[tar] = (a1 + a2)&0xFFFF | (((b1 + b2)&0xFFFF)<< 0x10);
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state->Reg[tar] = ((a1 + a2) & 0xFFFF) | (((b1 + b2)&0xFFFF)<< 0x10);
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return 1;
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}
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else if ((instr & 0xFF0) == 0xf50)//ssax
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@ -5748,7 +5748,7 @@ L_stm_s_takeabort:
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s16 a2 = ((state->Reg[src1] >> 0x10) & 0xFFFF);
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s16 b1 = (state->Reg[src2] & 0xFFFF);
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s16 b2 = ((state->Reg[src2] >> 0x10) & 0xFFFF);
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state->Reg[tar] = (a1 - b2) & 0xFFFF | (((a2 + b1) & 0xFFFF) << 0x10);
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state->Reg[tar] = ((a1 + b2) & 0xFFFF) | (((a2 - b1) & 0xFFFF) << 0x10);
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return 1;
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}
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else if ((instr & 0xFF0) == 0xf30)//sasx
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@ -5760,7 +5760,7 @@ L_stm_s_takeabort:
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s16 a2 = ((state->Reg[src1] >> 0x10) & 0xFFFF);
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s16 b1 = (state->Reg[src2] & 0xFFFF);
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s16 b2 = ((state->Reg[src2] >> 0x10) & 0xFFFF);
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state->Reg[tar] = (a2 - b1) & 0xFFFF | (((a2 + b1) & 0xFFFF) << 0x10);
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state->Reg[tar] = ((a1 - b2) & 0xFFFF) | (((a2 + b1) & 0xFFFF) << 0x10);
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return 1;
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}
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else printf ("Unhandled v6 insn: sadd/ssub\n");
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