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Fix J decode wrong immediate

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TODO recheck maybe
This commit is contained in:
Valentin Haudiquet
2023-10-06 12:13:08 +02:00
parent 5b020b0444
commit c466d7d175
1 changed files with 1 additions and 1 deletions
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src/cpu/rv32cpu.c
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@@ -68,7 +68,7 @@ static void cpu_decode(raw_instruction_t raw_instruction, instruction_t* output)
// Then following 10 bits (30-21) are immediate bits 10-1
output->immediate |= (raw_instruction.data & 0x7FE00000) >> 20;
// Following bit (20) is immediate bit 11
output->immediate |= (raw_instruction.data & 0x200000) >> 10;
output->immediate |= (raw_instruction.data & 0x200000) >> 9;
// Last bits (19-12) are immediate bits 19-12
output->immediate |= (raw_instruction.data & 0xFF000);
break;