Thread (2 messages) 2 messages, 2 authors, 2021-12-08

Re: [PATCH] MIPS: Loongson64: Use three arguments for slti

From: Sergey Shtylyov <hidden>
Date: 2021-12-08 08:56:15
Also in: lkml, llvm

Hello!

On 07.12.2021 20:01, Nathan Chancellor wrote:
LLVM's integrated assembler does not support 'stli <reg>, <imm>':
    Perhaps slti (as below)?
<instantiation>:16:12: error: invalid operand for instruction
  slti $12, (0x6300 | 0x0008)
            ^
arch/mips/kernel/head.S:86:2: note: while in macro instantiation
  kernel_entry_setup # cpu specific setup
  ^
<instantiation>:16:12: error: invalid operand for instruction
  slti $12, (0x6300 | 0x0008)
            ^
arch/mips/kernel/head.S:150:2: note: while in macro instantiation
  smp_slave_setup
  ^

To increase compatibility with LLVM's integrated assembler, use the full
form of 'stli <reg>, <reg>, <imm>', which matches the rest of
    Again, slti?
arch/mips/. This does not result in any change for GNU as.

Link: https://github.com/ClangBuiltLinux/linux/issues/1526
Reported-by: Ryutaroh Matsumoto <redacted>
Signed-off-by: Nathan Chancellor <nathan@kernel.org>
[...]

MBR, Sergey
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