exec/memop: Adding signedness to quad definitions

Renaming defines for quad in their various forms so that their signedness is
now explicit.
Done using git grep as suggested by Philippe, with a bit of hand edition to
keep assignments aligned.

Signed-off-by: Frédéric Pétrot <frederic.petrot@univ-grenoble-alpes.fr>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Message-id: 20220106210108.138226-2-frederic.petrot@univ-grenoble-alpes.fr
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
diff --git a/tcg/tcg.c b/tcg/tcg.c
index 934aa85..5d2f0d8 100644
--- a/tcg/tcg.c
+++ b/tcg/tcg.c
@@ -1751,12 +1751,12 @@
     [MO_LESW] = "lesw",
     [MO_LEUL] = "leul",
     [MO_LESL] = "lesl",
-    [MO_LEQ]  = "leq",
+    [MO_LEUQ] = "leq",
     [MO_BEUW] = "beuw",
     [MO_BESW] = "besw",
     [MO_BEUL] = "beul",
     [MO_BESL] = "besl",
-    [MO_BEQ]  = "beq",
+    [MO_BEUQ] = "beq",
 };
 
 static const char * const alignment_name[(MO_AMASK >> MO_ASHIFT) + 1] = {