[S390] add z196 instructions to kernel disassembler

Add the new instructions introduced with z196 to the kernel disassembler.

Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>

diff --git a/arch/s390/kernel/dis.c b/arch/s390/kernel/dis.c
index b39b27d..c83726c 100644 (file)
--- a/arch/s390/kernel/dis.c
+++ b/arch/s390/kernel/dis.c
@@ -113,7 +113,7 @@ enum {
        INSTR_INVALID,
        INSTR_E,
        INSTR_RIE_R0IU, INSTR_RIE_R0UU, INSTR_RIE_RRP, INSTR_RIE_RRPU,
-       INSTR_RIE_RRUUU, INSTR_RIE_RUPI, INSTR_RIE_RUPU,
+       INSTR_RIE_RRUUU, INSTR_RIE_RUPI, INSTR_RIE_RUPU, INSTR_RIE_RRI0,
        INSTR_RIL_RI, INSTR_RIL_RP, INSTR_RIL_RU, INSTR_RIL_UP,
        INSTR_RIS_R0RDU, INSTR_RIS_R0UU, INSTR_RIS_RURDI, INSTR_RIS_RURDU,
        INSTR_RI_RI, INSTR_RI_RP, INSTR_RI_RU, INSTR_RI_UP,
@@ -122,13 +122,14 @@ enum {
        INSTR_RRE_RR, INSTR_RRE_RR_OPT,
        INSTR_RRF_0UFF, INSTR_RRF_F0FF, INSTR_RRF_F0FF2, INSTR_RRF_F0FR,
        INSTR_RRF_FFRU, INSTR_RRF_FUFF, INSTR_RRF_M0RR, INSTR_RRF_R0RR,
-       INSTR_RRF_RURR, INSTR_RRF_U0FF, INSTR_RRF_U0RF, INSTR_RRF_U0RR,
-       INSTR_RRF_UUFF, INSTR_RRR_F0FF, INSTR_RRS_RRRDU,
+       INSTR_RRF_R0RR2, INSTR_RRF_RURR, INSTR_RRF_U0FF, INSTR_RRF_U0RF,
+       INSTR_RRF_U0RR, INSTR_RRF_UUFF, INSTR_RRR_F0FF, INSTR_RRS_RRRDU,
        INSTR_RR_FF, INSTR_RR_R0, INSTR_RR_RR, INSTR_RR_U0, INSTR_RR_UR,
        INSTR_RSE_CCRD, INSTR_RSE_RRRD, INSTR_RSE_RURD,
        INSTR_RSI_RRP,
        INSTR_RSL_R0RD,
        INSTR_RSY_AARD, INSTR_RSY_CCRD, INSTR_RSY_RRRD, INSTR_RSY_RURD,
+       INSTR_RSY_RDRM,
        INSTR_RS_AARD, INSTR_RS_CCRD, INSTR_RS_R0RD, INSTR_RS_RRRD,
        INSTR_RS_RURD,
        INSTR_RXE_FRRD, INSTR_RXE_RRRD,
@@ -139,7 +140,7 @@ enum {
        INSTR_SIY_IRD, INSTR_SIY_URD,
        INSTR_SI_URD,
        INSTR_SSE_RDRD,
-       INSTR_SSF_RRDRD,
+       INSTR_SSF_RRDRD, INSTR_SSF_RRDRD2,
        INSTR_SS_L0RDRD, INSTR_SS_LIRDRD, INSTR_SS_LLRDRD, INSTR_SS_RRRDRD,
        INSTR_SS_RRRDRD2, INSTR_SS_RRRDRD3,
        INSTR_S_00, INSTR_S_RD,
@@ -152,7 +153,7 @@ struct operand {
 };
 
 struct insn {
-       const char name[6];
+       const char name[5];
        unsigned char opfrag;
        unsigned char format;
 };
@@ -217,6 +218,7 @@ static const unsigned char formats[][7] = {
        [INSTR_RIE_RRP]   = { 0xff, R_8,R_12,J16_16,0,0,0 },
        [INSTR_RIE_RRUUU] = { 0xff, R_8,R_12,U8_16,U8_24,U8_32,0 },
        [INSTR_RIE_RUPI]  = { 0xff, R_8,I8_32,U4_12,J16_16,0,0 },
+       [INSTR_RIE_RRI0]  = { 0xff, R_8,R_12,I16_16,0,0,0 },
        [INSTR_RIL_RI]    = { 0x0f, R_8,I32_16,0,0,0,0 },
        [INSTR_RIL_RP]    = { 0x0f, R_8,J32_16,0,0,0,0 },
        [INSTR_RIL_RU]    = { 0x0f, R_8,U32_16,0,0,0,0 },
@@ -248,6 +250,7 @@ static const unsigned char formats[][7] = {
        [INSTR_RRF_FUFF]  = { 0xff, F_24,F_16,F_28,U4_20,0,0 },
        [INSTR_RRF_M0RR]  = { 0xff, R_24,R_28,M_16,0,0,0 },
        [INSTR_RRF_R0RR]  = { 0xff, R_24,R_16,R_28,0,0,0 },
+       [INSTR_RRF_R0RR2] = { 0xff, R_24,R_28,R_16,0,0,0 },
        [INSTR_RRF_RURR]  = { 0xff, R_24,R_28,R_16,U4_20,0,0 },
        [INSTR_RRF_U0FF]  = { 0xff, F_24,U4_16,F_28,0,0,0 },
        [INSTR_RRF_U0RF]  = { 0xff, R_24,U4_16,F_28,0,0,0 },
@@ -269,6 +272,7 @@ static const unsigned char formats[][7] = {
        [INSTR_RSY_CCRD]  = { 0xff, C_8,C_12,D20_20,B_16,0,0 },
        [INSTR_RSY_RRRD]  = { 0xff, R_8,R_12,D20_20,B_16,0,0 },
        [INSTR_RSY_RURD]  = { 0xff, R_8,U4_12,D20_20,B_16,0,0 },
+       [INSTR_RSY_RDRM]  = { 0xff, R_8,D20_20,B_16,U4_12,0,0 },
        [INSTR_RS_AARD]   = { 0xff, A_8,A_12,D_20,B_16,0,0 },
        [INSTR_RS_CCRD]   = { 0xff, C_8,C_12,D_20,B_16,0,0 },
        [INSTR_RS_R0RD]   = { 0xff, R_8,D_20,B_16,0,0,0 },
@@ -290,6 +294,7 @@ static const unsigned char formats[][7] = {
        [INSTR_SI_URD]    = { 0xff, D_20,B_16,U8_8,0,0,0 },
        [INSTR_SSE_RDRD]  = { 0xff, D_20,B_16,D_36,B_32,0,0 },
        [INSTR_SSF_RRDRD] = { 0x00, D_20,B_16,D_36,B_32,R_8,0 },
+       [INSTR_SSF_RRDRD2]= { 0x00, R_8,D_20,B_16,D_36,B_32,0 },
        [INSTR_SS_L0RDRD] = { 0xff, D_20,L8_8,B_16,D_36,B_32,0 },
        [INSTR_SS_LIRDRD] = { 0xff, D_20,L4_8,B_16,D_36,B_32,U4_12 },
        [INSTR_SS_LLRDRD] = { 0xff, D_20,L4_8,B_16,D_36,L4_12,B_32 },
@@ -300,6 +305,36 @@ static const unsigned char formats[][7] = {
        [INSTR_S_RD]      = { 0xff, D_20,B_16,0,0,0,0 },
 };
 
+enum {
+       LONG_INSN_ALGHSIK,
+       LONG_INSN_ALHSIK,
+       LONG_INSN_CLFHSI,
+       LONG_INSN_CLGFRL,
+       LONG_INSN_CLGHRL,
+       LONG_INSN_CLGHSI,
+       LONG_INSN_CLHHSI,
+       LONG_INSN_LLGFRL,
+       LONG_INSN_LLGHRL,
+       LONG_INSN_POPCNT,
+       LONG_INSN_RISBHG,
+       LONG_INSN_RISBLG,
+};
+
+static char *long_insn_name[] = {
+       [LONG_INSN_ALGHSIK] = "alghsik",
+       [LONG_INSN_ALHSIK] = "alhsik",
+       [LONG_INSN_CLFHSI] = "clfhsi",
+       [LONG_INSN_CLGFRL] = "clgfrl",
+       [LONG_INSN_CLGHRL] = "clghrl",
+       [LONG_INSN_CLGHSI] = "clghsi",
+       [LONG_INSN_CLHHSI] = "clhhsi",
+       [LONG_INSN_LLGFRL] = "llgfrl",
+       [LONG_INSN_LLGHRL] = "llghrl",
+       [LONG_INSN_POPCNT] = "popcnt",
+       [LONG_INSN_RISBHG] = "risbhg",
+       [LONG_INSN_RISBLG] = "risblk",
+};
+
 static struct insn opcode[] = {
 #ifdef CONFIG_64BIT
        { "lmd", 0xef, INSTR_SS_RRRDRD3 },
@@ -881,6 +916,35 @@ static struct insn opcode_b9[] = {
        { "pfmf", 0xaf, INSTR_RRE_RR },
        { "trte", 0xbf, INSTR_RRF_M0RR },
        { "trtre", 0xbd, INSTR_RRF_M0RR },
+       { "ahhhr", 0xc8, INSTR_RRF_R0RR2 },
+       { "shhhr", 0xc9, INSTR_RRF_R0RR2 },
+       { "alhhh", 0xca, INSTR_RRF_R0RR2 },
+       { "alhhl", 0xca, INSTR_RRF_R0RR2 },
+       { "slhhh", 0xcb, INSTR_RRF_R0RR2 },
+       { "chhr ", 0xcd, INSTR_RRE_RR },
+       { "clhhr", 0xcf, INSTR_RRE_RR },
+       { "ahhlr", 0xd8, INSTR_RRF_R0RR2 },
+       { "shhlr", 0xd9, INSTR_RRF_R0RR2 },
+       { "slhhl", 0xdb, INSTR_RRF_R0RR2 },
+       { "chlr", 0xdd, INSTR_RRE_RR },
+       { "clhlr", 0xdf, INSTR_RRE_RR },
+       { { 0, LONG_INSN_POPCNT }, 0xe1, INSTR_RRE_RR },
+       { "locgr", 0xe2, INSTR_RRF_M0RR },
+       { "ngrk", 0xe4, INSTR_RRF_R0RR2 },
+       { "ogrk", 0xe6, INSTR_RRF_R0RR2 },
+       { "xgrk", 0xe7, INSTR_RRF_R0RR2 },
+       { "agrk", 0xe8, INSTR_RRF_R0RR2 },
+       { "sgrk", 0xe9, INSTR_RRF_R0RR2 },
+       { "algrk", 0xea, INSTR_RRF_R0RR2 },
+       { "slgrk", 0xeb, INSTR_RRF_R0RR2 },
+       { "locr", 0xf2, INSTR_RRF_M0RR },
+       { "nrk", 0xf4, INSTR_RRF_R0RR2 },
+       { "ork", 0xf6, INSTR_RRF_R0RR2 },
+       { "xrk", 0xf7, INSTR_RRF_R0RR2 },
+       { "ark", 0xf8, INSTR_RRF_R0RR2 },
+       { "srk", 0xf9, INSTR_RRF_R0RR2 },
+       { "alrk", 0xfa, INSTR_RRF_R0RR2 },
+       { "slrk", 0xfb, INSTR_RRF_R0RR2 },
 #endif
        { "kmac", 0x1e, INSTR_RRE_RR },
        { "lrvr", 0x1f, INSTR_RRE_RR },
@@ -949,9 +1013,9 @@ static struct insn opcode_c4[] = {
        { "lgfrl", 0x0c, INSTR_RIL_RP },
        { "lhrl", 0x05, INSTR_RIL_RP },
        { "lghrl", 0x04, INSTR_RIL_RP },
-       { "llgfrl", 0x0e, INSTR_RIL_RP },
+       { { 0, LONG_INSN_LLGFRL }, 0x0e, INSTR_RIL_RP },
        { "llhrl", 0x02, INSTR_RIL_RP },
-       { "llghrl", 0x06, INSTR_RIL_RP },
+       { { 0, LONG_INSN_LLGHRL }, 0x06, INSTR_RIL_RP },
        { "strl", 0x0f, INSTR_RIL_RP },
        { "stgrl", 0x0b, INSTR_RIL_RP },
        { "sthrl", 0x07, INSTR_RIL_RP },
@@ -968,9 +1032,9 @@ static struct insn opcode_c6[] = {
        { "cghrl", 0x04, INSTR_RIL_RP },
        { "clrl", 0x0f, INSTR_RIL_RP },
        { "clgrl", 0x0a, INSTR_RIL_RP },
-       { "clgfrl", 0x0e, INSTR_RIL_RP },
+       { { 0, LONG_INSN_CLGFRL }, 0x0e, INSTR_RIL_RP },
        { "clhrl", 0x07, INSTR_RIL_RP },
-       { "clghrl", 0x06, INSTR_RIL_RP },
+       { { 0, LONG_INSN_CLGHRL }, 0x06, INSTR_RIL_RP },
        { "pfdrl", 0x02, INSTR_RIL_UP },
        { "exrl", 0x00, INSTR_RIL_RP },
 #endif
@@ -982,6 +1046,20 @@ static struct insn opcode_c8[] = {
        { "mvcos", 0x00, INSTR_SSF_RRDRD },
        { "ectg", 0x01, INSTR_SSF_RRDRD },
        { "csst", 0x02, INSTR_SSF_RRDRD },
+       { "lpd", 0x04, INSTR_SSF_RRDRD2 },
+       { "lpdg ", 0x05, INSTR_SSF_RRDRD2 },
+#endif
+       { "", 0, INSTR_INVALID }
+};
+
+static struct insn opcode_cc[] = {
+#ifdef CONFIG_64BIT
+       { "brcth", 0x06, INSTR_RIL_RP },
+       { "aih", 0x08, INSTR_RIL_RI },
+       { "alsih", 0x0a, INSTR_RIL_RI },
+       { "alsih", 0x0b, INSTR_RIL_RI },
+       { "cih", 0x0d, INSTR_RIL_RI },
+       { "clih ", 0x0f, INSTR_RIL_RI },
 #endif
        { "", 0, INSTR_INVALID }
 };
@@ -1063,6 +1141,16 @@ static struct insn opcode_e3[] = {
        { "mfy", 0x5c, INSTR_RXY_RRRD },
        { "mhy", 0x7c, INSTR_RXY_RRRD },
        { "pfd", 0x36, INSTR_RXY_URRD },
+       { "lbh", 0xc0, INSTR_RXY_RRRD },
+       { "llch", 0xc2, INSTR_RXY_RRRD },
+       { "stch", 0xc3, INSTR_RXY_RRRD },
+       { "lhh", 0xc4, INSTR_RXY_RRRD },
+       { "llhh", 0xc6, INSTR_RXY_RRRD },
+       { "sthh", 0xc7, INSTR_RXY_RRRD },
+       { "lfh", 0xca, INSTR_RXY_RRRD },
+       { "stfh", 0xcb, INSTR_RXY_RRRD },
+       { "chf", 0xcd, INSTR_RXY_RRRD },
+       { "clhf", 0xcf, INSTR_RXY_RRRD },
 #endif
        { "lrv", 0x1e, INSTR_RXY_RRRD },
        { "lrvh", 0x1f, INSTR_RXY_RRRD },
@@ -1080,9 +1168,9 @@ static struct insn opcode_e5[] = {
        { "chhsi", 0x54, INSTR_SIL_RDI },
        { "chsi", 0x5c, INSTR_SIL_RDI },
        { "cghsi", 0x58, INSTR_SIL_RDI },
-       { "clhhsi", 0x55, INSTR_SIL_RDU },
-       { "clfhsi", 0x5d, INSTR_SIL_RDU },
-       { "clghsi", 0x59, INSTR_SIL_RDU },
+       { { 0, LONG_INSN_CLHHSI }, 0x55, INSTR_SIL_RDU },
+       { { 0, LONG_INSN_CLFHSI }, 0x5d, INSTR_SIL_RDU },
+       { { 0, LONG_INSN_CLGHSI }, 0x59, INSTR_SIL_RDU },
        { "mvhhi", 0x44, INSTR_SIL_RDI },
        { "mvhi", 0x4c, INSTR_SIL_RDI },
        { "mvghi", 0x48, INSTR_SIL_RDI },
@@ -1137,6 +1225,24 @@ static struct insn opcode_eb[] = {
        { "alsi", 0x6e, INSTR_SIY_IRD },
        { "algsi", 0x7e, INSTR_SIY_IRD },
        { "ecag", 0x4c, INSTR_RSY_RRRD },
+       { "srak", 0xdc, INSTR_RSY_RRRD },
+       { "slak", 0xdd, INSTR_RSY_RRRD },
+       { "srlk", 0xde, INSTR_RSY_RRRD },
+       { "sllk", 0xdf, INSTR_RSY_RRRD },
+       { "locg", 0xe2, INSTR_RSY_RDRM },
+       { "stocg", 0xe3, INSTR_RSY_RDRM },
+       { "lang", 0xe4, INSTR_RSY_RRRD },
+       { "laog", 0xe6, INSTR_RSY_RRRD },
+       { "laxg", 0xe7, INSTR_RSY_RRRD },
+       { "laag", 0xe8, INSTR_RSY_RRRD },
+       { "laalg", 0xea, INSTR_RSY_RRRD },
+       { "loc", 0xf2, INSTR_RSY_RDRM },
+       { "stoc", 0xf3, INSTR_RSY_RDRM },
+       { "lan", 0xf4, INSTR_RSY_RRRD },
+       { "lao", 0xf6, INSTR_RSY_RRRD },
+       { "lax", 0xf7, INSTR_RSY_RRRD },
+       { "laa", 0xf8, INSTR_RSY_RRRD },
+       { "laal", 0xfa, INSTR_RSY_RRRD },
 #endif
        { "rll", 0x1d, INSTR_RSY_RRRD },
        { "mvclu", 0x8e, INSTR_RSY_RRRD },
@@ -1172,6 +1278,12 @@ static struct insn opcode_ec[] = {
        { "rxsbg", 0x57, INSTR_RIE_RRUUU },
        { "rosbg", 0x56, INSTR_RIE_RRUUU },
        { "risbg", 0x55, INSTR_RIE_RRUUU },
+       { { 0, LONG_INSN_RISBLG }, 0x51, INSTR_RIE_RRUUU },
+       { { 0, LONG_INSN_RISBHG }, 0x5D, INSTR_RIE_RRUUU },
+       { "ahik", 0xd8, INSTR_RIE_RRI0 },
+       { "aghik", 0xd9, INSTR_RIE_RRI0 },
+       { { 0, LONG_INSN_ALHSIK }, 0xda, INSTR_RIE_RRI0 },
+       { { 0, LONG_INSN_ALGHSIK }, 0xdb, INSTR_RIE_RRI0 },
 #endif
        { "", 0, INSTR_INVALID }
 };
@@ -1321,6 +1433,9 @@ static struct insn *find_insn(unsigned char *code)
        case 0xc8:
                table = opcode_c8;
                break;
+       case 0xcc:
+               table = opcode_cc;
+               break;
        case 0xe3:
                table = opcode_e3;
                opfrag = code[5];
@@ -1367,7 +1482,11 @@ static int print_insn(char *buffer, unsigned char *code, unsigned long addr)
        ptr = buffer;
        insn = find_insn(code);
        if (insn) {
-               ptr += sprintf(ptr, "%.5s\t", insn->name);
+               if (insn->name[0] == '\0')
+                       ptr += sprintf(ptr, "%s\t",
+                                      long_insn_name[(int) insn->name[1]]);
+               else
+                       ptr += sprintf(ptr, "%.5s\t", insn->name);
                /* Extract the operands. */
                separator = 0;
                for (ops = formats[insn->format] + 1, i = 0;