Fix comisd memory operand size: xmmword -> qword

Before:

comisd	xmm15, xmmword ptr [r8]

After:

comisd	xmm15, qword ptr [r8]

The new one is correct, according to binutils-gdb.

Closes capstone-engine#2748.

Author: jiegec

arch/X86/X86IntelInstPrinter.c

@@ -237,7 +237,6 @@ static void printf64mem(MCInst *MI, unsigned OpNo, SStream *O)
 				MI->x86opsize = 8;
 				break;
 			case X86_MOVPQI2QImr:
-			case X86_COMISDrm:
 				SStream_concat0(O, "xmmword ptr ");
 				MI->x86opsize = 16;
 				break;

tests/details/x86.yaml

@@ -1344,3 +1344,36 @@ test_cases:
             sib_scale: 0
           regs_read: [ rsp ]
           regs_write: [ rsp, rip ]
+  -
+    input:
+      bytes: [ 0x66, 0x45, 0x0f, 0x2f, 0x38 ]
+      arch: "x86"
+      options: [ CS_OPT_DETAIL, CS_MODE_64 ]
+      address: 0x0
+    expected:
+      insns:
+      -
+        asm_text: "comisd	xmm15, qword ptr [r8]"
+        details:
+          x86:
+            prefix: [ X86_PREFIX_0, X86_PREFIX_0, X86_PREFIX_OPSIZE, X86_PREFIX_0 ]
+            opcode: [ 0x00, 0x2f, 0x00, 0x00 ]
+            rex: 0x45
+            addr_size: 8
+            modrm: 0x38
+            disp: 0x0
+            sib: 0x0
+            sib_scale: 0
+            operands:
+              -
+                type: X86_OP_REG
+                reg: xmm15
+                size: 16
+                access: CS_AC_READ
+              -
+                type: X86_OP_MEM
+                mem_base: r8
+                size: 8
+                access: CS_AC_READ
+          regs_read: [ xmm15, r8 ]
+          regs_write: [ rflags ]

tests/issues/issues.yaml

@@ -1813,7 +1813,7 @@ test_cases:
     expected:
       insns:
       -
-        asm_text: "comisd xmm0, xmmword ptr [eax]"
+        asm_text: "comisd xmm0, qword ptr [eax]"
   -
     input:
       name: "issue 1456 ARM printPKHASRShiftImm"