From dfaa6896c1fed449f995feeff13998da42f4af43 Mon Sep 17 00:00:00 2001
From: ptitSeb <sebastien.chev@gmail.com>
Date: Mon, 22 Apr 2024 10:03:24 +0200
Subject: [ARM64_PRINTER] Added SHL printer

---
 src/dynarec/arm64/arm64_printer.c | 11 +++++++++++
 1 file changed, 11 insertions(+)

(limited to 'src')

diff --git a/src/dynarec/arm64/arm64_printer.c b/src/dynarec/arm64/arm64_printer.c
index f9866570..8e975c63 100644
--- a/src/dynarec/arm64/arm64_printer.c
+++ b/src/dynarec/arm64/arm64_printer.c
@@ -1576,6 +1576,17 @@ const char* arm64_print(uint32_t opcode, uintptr_t addr)
             snprintf(buff, sizeof(buff), "%cSHLL%s V%d.%s, V%d.%s, #%d", a.U?'U':'S', a.Q?"2":"", Rd, Va, Rn, Vd, sh);
         return buff;
     }
+    if(isMask(opcode, "0Q0011110hhhhiii010101nnnnnddddd", &a) && (a.h != 0b1000)) {
+        const char* Y[] = {"8B", "16B", "4H", "8H", "2S", "4S", "??", "2D"};
+        int sz = 3;
+        if((a.h&0b1111)==0b0001) sz=0;
+        else if((a.h&0b1110)==0b0010) sz=1;
+        else if((a.h&0b1100)==0b0100) sz=2;
+        int sh=(((a.h)<<3)|(imm)) - (8<<sz);
+        const char* Vd = Y[(sz<<1)|a.Q];
+        snprintf(buff, sizeof(buff), "SHL%s V%d.%s, V%d.%s, #%d", a.Q?"Q":"", Rd, Vd, Rn, Vd, sh);
+        return buff;
+    }
 
     // DUP
     if(isMask(opcode, "0Q001110000iiiii000001nnnnnddddd", &a)) {
-- 
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