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authorRichard Henderson <richard.henderson@linaro.org>2024-10-14 17:41:44 -0700
committerPaolo Bonzini <pbonzini@redhat.com>2024-10-17 19:41:30 +0200
commit15d955975bd484c2c66af0d6daaa02a7d04d2256 (patch)
tree61098dd058e8b24dbbc65959b4e3b874197a08e8
parent586d708c1e3e5e29a0b3c05c347290aed9478854 (diff)
downloadfocaccia-qemu-15d955975bd484c2c66af0d6daaa02a7d04d2256.tar.gz
focaccia-qemu-15d955975bd484c2c66af0d6daaa02a7d04d2256.zip
target/i386: Use only 16 and 32-bit operands for IN/OUT
The REX.W prefix is ignored for these instructions.
Mirror the solution already used for INS/OUTS: X86_SIZE_z.

Resolves: https://gitlab.com/qemu-project/qemu/-/issues/2581
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Cc: qemu-stable@nongnu.org
Link: https://lore.kernel.org/r/20241015004144.2111817-1-richard.henderson@linaro.org
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
-rw-r--r--target/i386/tcg/decode-new.c.inc8
1 files changed, 4 insertions, 4 deletions
diff --git a/target/i386/tcg/decode-new.c.inc b/target/i386/tcg/decode-new.c.inc
index 487c376032..1f19371646 100644
--- a/target/i386/tcg/decode-new.c.inc
+++ b/target/i386/tcg/decode-new.c.inc
@@ -1706,9 +1706,9 @@ static const X86OpEntry opcodes_root[256] = {
     [0xE2] = X86_OP_ENTRYr(LOOP,   J,b), /* implicit: CX with aflag size */
     [0xE3] = X86_OP_ENTRYr(JCXZ,   J,b), /* implicit: CX with aflag size */
     [0xE4] = X86_OP_ENTRYwr(IN,    0,b, I_unsigned,b), /* AL */
-    [0xE5] = X86_OP_ENTRYwr(IN,    0,v, I_unsigned,b), /* AX/EAX */
+    [0xE5] = X86_OP_ENTRYwr(IN,    0,z, I_unsigned,b), /* AX/EAX */
     [0xE6] = X86_OP_ENTRYrr(OUT,   0,b, I_unsigned,b), /* AL */
-    [0xE7] = X86_OP_ENTRYrr(OUT,   0,v, I_unsigned,b), /* AX/EAX */
+    [0xE7] = X86_OP_ENTRYrr(OUT,   0,z, I_unsigned,b), /* AX/EAX */
 
     [0xF1] = X86_OP_ENTRY0(INT1,   svm(ICEBP)),
     [0xF4] = X86_OP_ENTRY0(HLT,    chk(cpl0) svm(HLT)),
@@ -1853,9 +1853,9 @@ static const X86OpEntry opcodes_root[256] = {
     [0xEA] = X86_OP_ENTRYrr(JMPF,  I_unsigned,p, I_unsigned,w, chk(i64)),
     [0xEB] = X86_OP_ENTRYr(JMP,    J,b),
     [0xEC] = X86_OP_ENTRYwr(IN,    0,b, 2,w), /* AL, DX */
-    [0xED] = X86_OP_ENTRYwr(IN,    0,v, 2,w), /* AX/EAX, DX */
+    [0xED] = X86_OP_ENTRYwr(IN,    0,z, 2,w), /* AX/EAX, DX */
     [0xEE] = X86_OP_ENTRYrr(OUT,   0,b, 2,w), /* DX, AL */
-    [0xEF] = X86_OP_ENTRYrr(OUT,   0,v, 2,w), /* DX, AX/EAX */
+    [0xEF] = X86_OP_ENTRYrr(OUT,   0,z, 2,w), /* DX, AX/EAX */
 
     [0xF8] = X86_OP_ENTRY0(CLC),
     [0xF9] = X86_OP_ENTRY0(STC),