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Added register barriers to LOOPE and LOOPNE. Fixes crash in Age of Empires II.

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This commit is contained in:
SarahW 2019-03-30 21:01:20 +00:00
commit 78572ba468
1 changed files with 2 additions and 0 deletions
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2
src/codegen_ops_branch.c
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@ -965,6 +965,7 @@ uint32_t ropLOOPE(codeblock_t *block, ir_data_t *ir, uint8_t opcode, uint32_t fe
}
uop_MOV_IMM(ir, IREG_pc, dest_addr);
uop_JMP(ir, codegen_exit_rout);
uop_NOP_BARRIER(ir);
uop_set_jump_dest(ir, jump_uop);
uop_set_jump_dest(ir, jump_uop2);
@ -1001,6 +1002,7 @@ uint32_t ropLOOPNE(codeblock_t *block, ir_data_t *ir, uint8_t opcode, uint32_t f
}
uop_MOV_IMM(ir, IREG_pc, dest_addr);
uop_JMP(ir, codegen_exit_rout);
uop_NOP_BARRIER(ir);
uop_set_jump_dest(ir, jump_uop);
uop_set_jump_dest(ir, jump_uop2);