23 lines
754 B
Diff
23 lines
754 B
Diff
From 95863671a332886c01e60a148821c7b9bf94dea7 Mon Sep 17 00:00:00 2001
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From: Logan McNaughton <848146+loganmc10@users.noreply.github.com>
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Date: Sun, 24 Jul 2022 09:00:25 -0600
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Subject: [PATCH] Fix undefined behavior in LUI
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---
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rsp_jit.cpp | 2 +-
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1 file changed, 1 insertion(+), 1 deletion(-)
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diff --git a/rsp_jit.cpp b/rsp_jit.cpp
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index 372319c..a0e1c36 100644
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--- a/rsp_jit.cpp
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+++ b/rsp_jit.cpp
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@@ -1422,7 +1422,7 @@ void CPU::jit_instruction(jit_state_t *_jit, uint32_t pc, uint32_t instr,
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unsigned rt = (instr >> 16) & 31;
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NOP_IF_RT_ZERO();
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int16_t imm = int16_t(instr);
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- regs.immediate_mips_register(_jit, rt, imm << 16);
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+ regs.immediate_mips_register(_jit, rt, uint16_t(imm) << 16);
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regs.unlock_mips_register(rt);
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break;
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}
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