| Message ID | 20170512033543.6789-3-f4bug@amsat.org (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
On 05/11/2017 08:35 PM, Philippe Mathieu-Daudé wrote: > - tcg_gen_shri_i64(tcg_tmp, tcg_rn, 16); > - tcg_gen_andi_i64(tcg_tmp, tcg_tmp, 0xffff); > + tcg_gen_extract_i64(tcg_tmp, tcg_rn, 16, 0xffff); So your new script didn't work then? This should be "..., 16, 16);". r~
On 05/12/2017 01:50 PM, Richard Henderson wrote: > On 05/11/2017 08:35 PM, Philippe Mathieu-Daudé wrote: >> - tcg_gen_shri_i64(tcg_tmp, tcg_rn, 16); >> - tcg_gen_andi_i64(tcg_tmp, tcg_tmp, 0xffff); >> + tcg_gen_extract_i64(tcg_tmp, tcg_rn, 16, 0xffff); > > So your new script didn't work then? This should be "..., 16, 16);". Yeah this is wrong :( I hope I got it in the last patchset (v4). Thank for the review, Phil.
diff --git a/target/arm/translate-a64.c b/target/arm/translate-a64.c index 24de30d92c..7ea130107e 100644 --- a/target/arm/translate-a64.c +++ b/target/arm/translate-a64.c @@ -4038,14 +4038,12 @@ static void handle_rev16(DisasContext *s, unsigned int sf, tcg_gen_andi_i64(tcg_tmp, tcg_rn, 0xffff); tcg_gen_bswap16_i64(tcg_rd, tcg_tmp); - tcg_gen_shri_i64(tcg_tmp, tcg_rn, 16); - tcg_gen_andi_i64(tcg_tmp, tcg_tmp, 0xffff); + tcg_gen_extract_i64(tcg_tmp, tcg_rn, 16, 0xffff); tcg_gen_bswap16_i64(tcg_tmp, tcg_tmp); tcg_gen_deposit_i64(tcg_rd, tcg_rd, tcg_tmp, 16, 16); if (sf) { - tcg_gen_shri_i64(tcg_tmp, tcg_rn, 32); - tcg_gen_andi_i64(tcg_tmp, tcg_tmp, 0xffff); + tcg_gen_extract_i64(tcg_tmp, tcg_rn, 32, 0xffff); tcg_gen_bswap16_i64(tcg_tmp, tcg_tmp); tcg_gen_deposit_i64(tcg_rd, tcg_rd, tcg_tmp, 32, 16);
Patch created mechanically using Coccinelle script via: $ spatch --macro-file scripts/cocci-macro-file.h --in-place \ --sp-file scripts/coccinelle/tcg_gen_extract.cocci --dir target Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org> --- target/arm/translate-a64.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-)