Re: [Qemu-devel] Re: [PATCH 1/2] target-sh4: fix 64-bit fmov to/from memory

[Aurelien Jarno <aurelien@aurel32.net>]

On Fri, Nov 21, 2008 at 09:24:03PM +0000, Måns Rullgård wrote:
> Aurelien Jarno <aurelien@aurel32.net> writes:
> 
> > On Fri, Nov 21, 2008 at 07:55:41PM +0000, Mans Rullgard wrote:
> >> When loading/storing a register pair, the even-numbered register
> >> always maps to the low 32 bits of memory independently of target
> >> endian configuration.
> >> 
> >> Signed-off-by: Mans Rullgard <mans@mansr.com>
> >> ---
> >>  target-sh4/translate.c |   63 ++++++++++++++++++++++++-----------------------
> >>  1 files changed, 32 insertions(+), 31 deletions(-)
> >> 
> >> diff --git a/target-sh4/translate.c b/target-sh4/translate.c
> >> index 84a3f40..2d6dfe6 100644
> >> --- a/target-sh4/translate.c
> >> +++ b/target-sh4/translate.c
> >> @@ -991,31 +991,35 @@ static void _decode_opc(DisasContext * ctx)
> >>  	return;
> >>      case 0xf00a: /* fmov {F,D,X}Rm,@Rn - FPSCR: Nothing */
> >>  	if (ctx->fpscr & FPSCR_SZ) {
> >> -	    TCGv_i64 fp = tcg_temp_new_i64();
> >> -	    gen_load_fpr64(fp, XREG(B7_4));
> >> -	    tcg_gen_qemu_st64(fp, REG(B11_8), ctx->memidx);
> >> -	    tcg_temp_free_i64(fp);
> >> +            TCGv addr_hi = tcg_temp_new();
> >> +            int fr = XREG(B7_4);
> >> +            tcg_gen_addi_i32(addr_hi, REG(B11_8), 4);
> >> +            tcg_gen_qemu_st32(cpu_fregs[fr  ], REG(B11_8), ctx->memidx);
> >> +            tcg_gen_qemu_st32(cpu_fregs[fr+1], addr_hi,    ctx->memidx);
> >> +            tcg_temp_free(addr_hi);
> >
> > You are totally breaking the indendation. Care to resend this patch with
> > a proper indentation?
> 
> I was told to use spaces for indentation even if surrounding code uses
> tabs.  I'll be happy to convert it to tabs if that's what you want.
> 

The current file use tabs. While it is not consistent with other qemu
files, I think mixed indentation is even worse.

Please use tabs in your patch, and if you really like to you can send a
patch to convert the indentation of the whole file to spaces, but please
do it in a separate patch.

-- 
  .''`.  Aurelien Jarno	            | GPG: 1024D/F1BCDB73
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