[PATCH 11/61] target/hppa: Fix extrw and depw with sar for hppa64

Richard Henderson posted 61 patches 1 year, 1 month ago
Maintainers: Laurent Vivier <laurent@vivier.eu>, Richard Henderson <richard.henderson@linaro.org>, Helge Deller <deller@gmx.de>
There is a newer version of this series
[PATCH 11/61] target/hppa: Fix extrw and depw with sar for hppa64
Posted by Richard Henderson 1 year, 1 month ago
These are 32-bit operations regardless of processor.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
 target/hppa/translate.c | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/target/hppa/translate.c b/target/hppa/translate.c
index 119422870c..f86ea9b9ca 100644
--- a/target/hppa/translate.c
+++ b/target/hppa/translate.c
@@ -3230,7 +3230,9 @@ static bool trans_extrw_sar(DisasContext *ctx, arg_extrw_sar *a)
     tmp = tcg_temp_new();
 
     /* Recall that SAR is using big-endian bit numbering.  */
-    tcg_gen_xori_reg(tmp, cpu_sar, TARGET_REGISTER_BITS - 1);
+    tcg_gen_andi_reg(tmp, cpu_sar, 31);
+    tcg_gen_xori_reg(tmp, tmp, 31);
+
     if (a->se) {
         tcg_gen_sar_reg(dest, src, tmp);
         tcg_gen_sextract_reg(dest, dest, 0, len);
@@ -3355,7 +3357,8 @@ static bool do_depw_sar(DisasContext *ctx, unsigned rt, unsigned c,
     tmp = tcg_temp_new();
 
     /* Convert big-endian bit numbering in SAR to left-shift.  */
-    tcg_gen_xori_reg(shift, cpu_sar, TARGET_REGISTER_BITS - 1);
+    tcg_gen_andi_reg(shift, cpu_sar, 31);
+    tcg_gen_xori_reg(shift, shift, 31);
 
     mask = tcg_temp_new();
     tcg_gen_movi_reg(mask, msb + (msb - 1));
-- 
2.34.1