[Qemu-devel] [RFC][PATCH] x86_64: Fix long jumps/calls in long mode with REX.W set

[malc]

Signed-off-by: malc <address@hidden>
---
 target-i386/translate.c |    4 +---
 1 files changed, 1 insertions(+), 3 deletions(-)

diff --git a/target-i386/translate.c b/target-i386/translate.c
index a597e80..68e6df9 100644
--- a/target-i386/translate.c
+++ b/target-i386/translate.c
@@ -4589,9 +4589,7 @@ static target_ulong disas_insn(DisasContext *s, 
target_ulong pc_start)
                 /* operand size for jumps is 64 bit */
                 ot = OT_QUAD;
             } else if (op == 3 || op == 5) {
-                /* for call calls, the operand is 16 or 32 bit, even
-                   in long mode */
-                ot = dflag ? OT_LONG : OT_WORD;
+                ot = dflag ? OT_LONG + (rex_w == 1) : OT_WORD;
             } else if (op == 6) {
                 /* default push size is 64 bit */
                 ot = dflag ? OT_QUAD : OT_WORD;
-- 
1.6.6.1



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