target/avr/disas: Fix store instructions display order

While LOAD instructions use the target register as first
argument, STORE instructions use it as second argument:

  LD Rd, X        // Rd <- (X)

  ST Y, Rd        // (Y) <- Rr

Reported-by: Joaquin de Andres <me@xcancerberox.com.ar>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-Id: <20200707070021.10031-4-f4bug@amsat.org>

target/avr/disas.c

@@ -195,16 +195,16 @@ INSN(LDZ2,   "r%d, Z+", a->rd)
 INSN(LDZ3,   "r%d, -Z", a->rd)
 INSN(LDDY,   "r%d, Y+%d", a->rd, a->imm)
 INSN(LDDZ,   "r%d, Z+%d", a->rd, a->imm)
-INSN(STS,    "r%d, %d", a->rd, a->imm)
-INSN(STX1,   "r%d, X", a->rr)
-INSN(STX2,   "r%d, X+", a->rr)
-INSN(STX3,   "r%d, -X", a->rr)
-INSN(STY2,   "r%d, Y+", a->rd)
-INSN(STY3,   "r%d, -Y", a->rd)
-INSN(STZ2,   "r%d, Z+", a->rd)
-INSN(STZ3,   "r%d, -Z", a->rd)
-INSN(STDY,   "r%d, Y+%d", a->rd, a->imm)
-INSN(STDZ,   "r%d, Z+%d", a->rd, a->imm)
+INSN(STS,    "%d, r%d", a->imm, a->rd)
+INSN(STX1,   "X, r%d", a->rr)
+INSN(STX2,   "X+, r%d", a->rr)
+INSN(STX3,   "-X, r%d", a->rr)
+INSN(STY2,   "Y+, r%d", a->rd)
+INSN(STY3,   "-Y, r%d", a->rd)
+INSN(STZ2,   "Z+, r%d", a->rd)
+INSN(STZ3,   "-Z, r%d", a->rd)
+INSN(STDY,   "Y+%d, r%d", a->imm, a->rd)
+INSN(STDZ,   "Z+%d, r%d", a->imm, a->rd)
 INSN(LPM1,   "")
 INSN(LPM2,   "r%d, Z", a->rd)
 INSN(LPMX,   "r%d, Z+", a->rd)