ref: a065270fd74fff6a19dc5178d8829d3122226225
parent: e8cf7530517534ccd9f5b0469191aa7c41581120
author: cinap_lenrek <[email protected]>
date: Thu May 9 06:24:37 EDT 2019
libmach: support for MOVP instruction disassembly for arm64
--- a/sys/src/libmach/7db.c
+++ b/sys/src/libmach/7db.c
@@ -91,6 +91,7 @@
"11111000000ooooooooo1111111ddddd", "MOV", "R%d,%o(SP)!",
"WW111000000ooooooooo1111111ddddd", "MOV%WU", "R%d,%o(SP)!",
"WW111000000ooooooooo11nnnnnddddd", "MOV%WU", "R%d,%o(R%n)!",
+
"11111000010ooooooooo0111111ddddd", "MOV", "(SP)%o!,R%d",
"11111000010ooooooooo01nnnnnddddd", "MOV", "(R%n)%o!,R%d",
"WW111000010ooooooooo0111111ddddd", "MOV%WU", "(SP)%o!,R%d",
@@ -114,6 +115,24 @@
"W11100101ssKKKKKKKKKKKKKKKKddddd", "MOVK%W", "$%K,R%d",
"W0010001--00000000000011111ddddd", "MOV%W", "SP,R%d",
"W0010001--000000000000nnnnn11111", "MOV%W", "R%n,SP",
+ "0110100011ooooooommmmm11111ddddd", "MOVPSW", "(SP)%o!,R%d,R%m",
+ "0110100011ooooooommmmmnnnnnddddd", "MOVPSW", "(R%n)%o!,R%d,R%m",
+ "0110100101ooooooommmmm11111ddddd", "MOVPSW", "%o(SP),R%d,R%m",
+ "0110100101ooooooommmmmnnnnnddddd", "MOVPSW", "%o(R%n),R%d,R%m",
+ "0110100111ooooooommmmm11111ddddd", "MOVPSW", "%o(SP)!,R%d,R%m",
+ "0110100111ooooooommmmmnnnnnddddd", "MOVPSW", "%o(R%n)!,R%d,R%m",
+ "W010100010ooooooommmmm11111ddddd", "MOVP%W", "R%d,R%m,(SP)%o!",
+ "W010100010ooooooommmmmnnnnnddddd", "MOVP%W", "R%d,R%m,(R%n)%o!",
+ "W010100100ooooooommmmm11111ddddd", "MOVP%W", "R%d,R%m,%o(SP)",
+ "W010100100ooooooommmmmnnnnnddddd", "MOVP%W", "R%d,R%m,%o(R%n)",
+ "W010100110ooooooommmmm11111ddddd", "MOVP%W", "R%d,R%m,%o(SP)!",
+ "W010100110ooooooommmmmnnnnnddddd", "MOVP%W", "R%d,R%m,%o(R%n)!",
+ "W010100011ooooooommmmm11111ddddd", "MOVP%W", "(SP)%o!,R%d,R%m",
+ "W010100011ooooooommmmmnnnnnddddd", "MOVP%W", "(R%n)%o!,R%d,R%m",
+ "W010100101ooooooommmmm11111ddddd", "MOVP%W", "%o(SP),R%d,R%m",
+ "W010100101ooooooommmmmnnnnnddddd", "MOVP%W", "%o(R%n),R%d,R%m",
+ "W010100111ooooooommmmm11111ddddd", "MOVP%W", "%o(SP)!,R%d,R%m",
+ "W010100111ooooooommmmmnnnnnddddd", "MOVP%W", "%o(R%n)!,R%d,R%m",
"W0010001ssIIIIIIIIIIII1111111111", "ADD%W", "$%I,SP,SP",
"W0010001ssIIIIIIIIIIII11111ddddd", "ADD%W", "$%I,SP,R%d",
"W0010001ssIIIIIIIIIIIInnnnn11111", "ADD%W", "$%I,R%n,SP",
@@ -491,7 +510,8 @@
break;
case 'o': // Signed byte offset
- bprint(i, "%ld", sext(u, nbits(m)));
+ w = nbits(m);
+ bprint(i, "%ld", sext(u, w) << (w == 7 ? 2 + (i->w>>31) : 0));
break;
case 'u': // Unsigned offset
u <<= (i->w >> 30)&3;