X-Git-Url: http://pileus.org/git/?a=blobdiff_plain;f=arch%2Farm%2Fkernel%2Fkprobes-thumb.c;h=902ca59e8b11ce3c87c917f7ccc513d8fdbb38e9;hb=eeca7360f756f7e36e846f35018df20808c7ef63;hp=6cc51b48762f9dbc1d2a78f62d06f9cecbc82fe6;hpb=6a0d1a1c5692d6192684fb7aa8f4d7f401f8dbab;p=~andy%2Flinux

diff --git a/arch/arm/kernel/kprobes-thumb.c b/arch/arm/kernel/kprobes-thumb.c
index 6cc51b48762..902ca59e8b1 100644
--- a/arch/arm/kernel/kprobes-thumb.c
+++ b/arch/arm/kernel/kprobes-thumb.c
@@ -118,6 +118,44 @@ t32_simulate_branch(struct kprobe *p, struct pt_regs *regs)
 	regs->ARM_pc = pc + (offset * 2);
 }
 
+static void __kprobes
+t32_simulate_ldr_literal(struct kprobe *p, struct pt_regs *regs)
+{
+	kprobe_opcode_t insn = p->opcode;
+	unsigned long addr = thumb_probe_pc(p) & ~3;
+	int rt = (insn >> 12) & 0xf;
+	unsigned long rtv;
+
+	long offset = insn & 0xfff;
+	if (insn & 0x00800000)
+		addr += offset;
+	else
+		addr -= offset;
+
+	if (insn & 0x00400000) {
+		/* LDR */
+		rtv = *(unsigned long *)addr;
+		if (rt == 15) {
+			bx_write_pc(rtv, regs);
+			return;
+		}
+	} else if (insn & 0x00200000) {
+		/* LDRH */
+		if (insn & 0x01000000)
+			rtv = *(s16 *)addr;
+		else
+			rtv = *(u16 *)addr;
+	} else {
+		/* LDRB */
+		if (insn & 0x01000000)
+			rtv = *(s8 *)addr;
+		else
+			rtv = *(u8 *)addr;
+	}
+
+	regs->uregs[rt] = rtv;
+}
+
 static enum kprobe_insn __kprobes
 t32_decode_ldmstm(kprobe_opcode_t insn, struct arch_specific_insn *asi)
 {
@@ -158,6 +196,32 @@ t32_emulate_ldrdstrd(struct kprobe *p, struct pt_regs *regs)
 	regs->uregs[rt2] = rt2v;
 }
 
+static void __kprobes
+t32_emulate_ldrstr(struct kprobe *p, struct pt_regs *regs)
+{
+	kprobe_opcode_t insn = p->opcode;
+	int rt = (insn >> 12) & 0xf;
+	int rn = (insn >> 16) & 0xf;
+	int rm = insn & 0xf;
+
+	register unsigned long rtv asm("r0") = regs->uregs[rt];
+	register unsigned long rnv asm("r2") = regs->uregs[rn];
+	register unsigned long rmv asm("r3") = regs->uregs[rm];
+
+	__asm__ __volatile__ (
+		"blx    %[fn]"
+		: "=r" (rtv), "=r" (rnv)
+		: "0" (rtv), "1" (rnv), "r" (rmv), [fn] "r" (p->ainsn.insn_fn)
+		: "lr", "memory", "cc"
+	);
+
+	regs->uregs[rn] = rnv; /* Writeback base register */
+	if (rt == 15) /* Can't be true for a STR as they aren't allowed */
+		bx_write_pc(rtv, regs);
+	else
+		regs->uregs[rt] = rtv;
+}
+
 static void __kprobes
 t32_emulate_rd8rn16rm0_rwflags(struct kprobe *p, struct pt_regs *regs)
 {
@@ -225,6 +289,36 @@ t32_emulate_rd8rn16_noflags(struct kprobe *p, struct pt_regs *regs)
 	regs->uregs[rd] = rdv;
 }
 
+static void __kprobes
+t32_emulate_rdlo12rdhi8rn16rm0_noflags(struct kprobe *p, struct pt_regs *regs)
+{
+	kprobe_opcode_t insn = p->opcode;
+	int rdlo = (insn >> 12) & 0xf;
+	int rdhi = (insn >> 8) & 0xf;
+	int rn = (insn >> 16) & 0xf;
+	int rm = insn & 0xf;
+
+	register unsigned long rdlov asm("r0") = regs->uregs[rdlo];
+	register unsigned long rdhiv asm("r1") = regs->uregs[rdhi];
+	register unsigned long rnv asm("r2") = regs->uregs[rn];
+	register unsigned long rmv asm("r3") = regs->uregs[rm];
+
+	__asm__ __volatile__ (
+		"blx    %[fn]"
+		: "=r" (rdlov), "=r" (rdhiv)
+		: "0" (rdlov), "1" (rdhiv), "r" (rnv), "r" (rmv),
+		  [fn] "r" (p->ainsn.insn_fn)
+		: "lr", "memory", "cc"
+	);
+
+	regs->uregs[rdlo] = rdlov;
+	regs->uregs[rdhi] = rdhiv;
+}
+
+/* These emulation encodings are functionally equivalent... */
+#define t32_emulate_rd8rn16rm0ra12_noflags \
+		t32_emulate_rdlo12rdhi8rn16rm0_noflags
+
 static const union decode_item t32_table_1110_100x_x0xx[] = {
 	/* Load/store multiple instructions */
 
@@ -489,6 +583,278 @@ static const union decode_item t32_table_1111_0xxx___1[] = {
 	DECODE_END
 };
 
+static const union decode_item t32_table_1111_100x_x0x1__1111[] = {
+	/* Memory hints							*/
+
+	/* PLD (literal)	1111 1000 x001 1111 1111 xxxx xxxx xxxx */
+	/* PLI (literal)	1111 1001 x001 1111 1111 xxxx xxxx xxxx */
+	DECODE_SIMULATE	(0xfe7ff000, 0xf81ff000, kprobe_simulate_nop),
+
+	/* PLD{W} (immediate)	1111 1000 10x1 xxxx 1111 xxxx xxxx xxxx */
+	DECODE_OR	(0xffd0f000, 0xf890f000),
+	/* PLD{W} (immediate)	1111 1000 00x1 xxxx 1111 1100 xxxx xxxx */
+	DECODE_OR	(0xffd0ff00, 0xf810fc00),
+	/* PLI (immediate)	1111 1001 1001 xxxx 1111 xxxx xxxx xxxx */
+	DECODE_OR	(0xfff0f000, 0xf990f000),
+	/* PLI (immediate)	1111 1001 0001 xxxx 1111 1100 xxxx xxxx */
+	DECODE_SIMULATEX(0xfff0ff00, 0xf910fc00, kprobe_simulate_nop,
+						 REGS(NOPCX, 0, 0, 0, 0)),
+
+	/* PLD{W} (register)	1111 1000 00x1 xxxx 1111 0000 00xx xxxx */
+	DECODE_OR	(0xffd0ffc0, 0xf810f000),
+	/* PLI (register)	1111 1001 0001 xxxx 1111 0000 00xx xxxx */
+	DECODE_SIMULATEX(0xfff0ffc0, 0xf910f000, kprobe_simulate_nop,
+						 REGS(NOPCX, 0, 0, 0, NOSPPC)),
+
+	/* Other unallocated instructions...				*/
+	DECODE_END
+};
+
+static const union decode_item t32_table_1111_100x[] = {
+	/* Store/Load single data item					*/
+
+	/* ???			1111 100x x11x xxxx xxxx xxxx xxxx xxxx */
+	DECODE_REJECT	(0xfe600000, 0xf8600000),
+
+	/* ???			1111 1001 0101 xxxx xxxx xxxx xxxx xxxx */
+	DECODE_REJECT	(0xfff00000, 0xf9500000),
+
+	/* ???			1111 100x 0xxx xxxx xxxx 10x0 xxxx xxxx */
+	DECODE_REJECT	(0xfe800d00, 0xf8000800),
+
+	/* STRBT		1111 1000 0000 xxxx xxxx 1110 xxxx xxxx */
+	/* STRHT		1111 1000 0010 xxxx xxxx 1110 xxxx xxxx */
+	/* STRT			1111 1000 0100 xxxx xxxx 1110 xxxx xxxx */
+	/* LDRBT		1111 1000 0001 xxxx xxxx 1110 xxxx xxxx */
+	/* LDRSBT		1111 1001 0001 xxxx xxxx 1110 xxxx xxxx */
+	/* LDRHT		1111 1000 0011 xxxx xxxx 1110 xxxx xxxx */
+	/* LDRSHT		1111 1001 0011 xxxx xxxx 1110 xxxx xxxx */
+	/* LDRT			1111 1000 0101 xxxx xxxx 1110 xxxx xxxx */
+	DECODE_REJECT	(0xfe800f00, 0xf8000e00),
+
+	/* STR{,B,H} Rn,[PC...]	1111 1000 xxx0 1111 xxxx xxxx xxxx xxxx */
+	DECODE_REJECT	(0xff1f0000, 0xf80f0000),
+
+	/* STR{,B,H} PC,[Rn...]	1111 1000 xxx0 xxxx 1111 xxxx xxxx xxxx */
+	DECODE_REJECT	(0xff10f000, 0xf800f000),
+
+	/* LDR (literal)	1111 1000 x101 1111 xxxx xxxx xxxx xxxx */
+	DECODE_SIMULATEX(0xff7f0000, 0xf85f0000, t32_simulate_ldr_literal,
+						 REGS(PC, ANY, 0, 0, 0)),
+
+	/* STR (immediate)	1111 1000 0100 xxxx xxxx 1xxx xxxx xxxx */
+	/* LDR (immediate)	1111 1000 0101 xxxx xxxx 1xxx xxxx xxxx */
+	DECODE_OR	(0xffe00800, 0xf8400800),
+	/* STR (immediate)	1111 1000 1100 xxxx xxxx xxxx xxxx xxxx */
+	/* LDR (immediate)	1111 1000 1101 xxxx xxxx xxxx xxxx xxxx */
+	DECODE_EMULATEX	(0xffe00000, 0xf8c00000, t32_emulate_ldrstr,
+						 REGS(NOPCX, ANY, 0, 0, 0)),
+
+	/* STR (register)	1111 1000 0100 xxxx xxxx 0000 00xx xxxx */
+	/* LDR (register)	1111 1000 0101 xxxx xxxx 0000 00xx xxxx */
+	DECODE_EMULATEX	(0xffe00fc0, 0xf8400000, t32_emulate_ldrstr,
+						 REGS(NOPCX, ANY, 0, 0, NOSPPC)),
+
+	/* LDRB (literal)	1111 1000 x001 1111 xxxx xxxx xxxx xxxx */
+	/* LDRSB (literal)	1111 1001 x001 1111 xxxx xxxx xxxx xxxx */
+	/* LDRH (literal)	1111 1000 x011 1111 xxxx xxxx xxxx xxxx */
+	/* LDRSH (literal)	1111 1001 x011 1111 xxxx xxxx xxxx xxxx */
+	DECODE_EMULATEX	(0xfe5f0000, 0xf81f0000, t32_simulate_ldr_literal,
+						 REGS(PC, NOSPPCX, 0, 0, 0)),
+
+	/* STRB (immediate)	1111 1000 0000 xxxx xxxx 1xxx xxxx xxxx */
+	/* STRH (immediate)	1111 1000 0010 xxxx xxxx 1xxx xxxx xxxx */
+	/* LDRB (immediate)	1111 1000 0001 xxxx xxxx 1xxx xxxx xxxx */
+	/* LDRSB (immediate)	1111 1001 0001 xxxx xxxx 1xxx xxxx xxxx */
+	/* LDRH (immediate)	1111 1000 0011 xxxx xxxx 1xxx xxxx xxxx */
+	/* LDRSH (immediate)	1111 1001 0011 xxxx xxxx 1xxx xxxx xxxx */
+	DECODE_OR	(0xfec00800, 0xf8000800),
+	/* STRB (immediate)	1111 1000 1000 xxxx xxxx xxxx xxxx xxxx */
+	/* STRH (immediate)	1111 1000 1010 xxxx xxxx xxxx xxxx xxxx */
+	/* LDRB (immediate)	1111 1000 1001 xxxx xxxx xxxx xxxx xxxx */
+	/* LDRSB (immediate)	1111 1001 1001 xxxx xxxx xxxx xxxx xxxx */
+	/* LDRH (immediate)	1111 1000 1011 xxxx xxxx xxxx xxxx xxxx */
+	/* LDRSH (immediate)	1111 1001 1011 xxxx xxxx xxxx xxxx xxxx */
+	DECODE_EMULATEX	(0xfec00000, 0xf8800000, t32_emulate_ldrstr,
+						 REGS(NOPCX, NOSPPCX, 0, 0, 0)),
+
+	/* STRB (register)	1111 1000 0000 xxxx xxxx 0000 00xx xxxx */
+	/* STRH (register)	1111 1000 0010 xxxx xxxx 0000 00xx xxxx */
+	/* LDRB (register)	1111 1000 0001 xxxx xxxx 0000 00xx xxxx */
+	/* LDRSB (register)	1111 1001 0001 xxxx xxxx 0000 00xx xxxx */
+	/* LDRH (register)	1111 1000 0011 xxxx xxxx 0000 00xx xxxx */
+	/* LDRSH (register)	1111 1001 0011 xxxx xxxx 0000 00xx xxxx */
+	DECODE_EMULATEX	(0xfe800fc0, 0xf8000000, t32_emulate_ldrstr,
+						 REGS(NOPCX, NOSPPCX, 0, 0, NOSPPC)),
+
+	/* Other unallocated instructions...				*/
+	DECODE_END
+};
+
+static const union decode_item t32_table_1111_1010___1111[] = {
+	/* Data-processing (register)					*/
+
+	/* ???			1111 1010 011x xxxx 1111 xxxx 1xxx xxxx */
+	DECODE_REJECT	(0xffe0f080, 0xfa60f080),
+
+	/* SXTH			1111 1010 0000 1111 1111 xxxx 1xxx xxxx */
+	/* UXTH			1111 1010 0001 1111 1111 xxxx 1xxx xxxx */
+	/* SXTB16		1111 1010 0010 1111 1111 xxxx 1xxx xxxx */
+	/* UXTB16		1111 1010 0011 1111 1111 xxxx 1xxx xxxx */
+	/* SXTB			1111 1010 0100 1111 1111 xxxx 1xxx xxxx */
+	/* UXTB			1111 1010 0101 1111 1111 xxxx 1xxx xxxx */
+	DECODE_EMULATEX	(0xff8ff080, 0xfa0ff080, t32_emulate_rd8rn16rm0_rwflags,
+						 REGS(0, 0, NOSPPC, 0, NOSPPC)),
+
+
+	/* ???			1111 1010 1xxx xxxx 1111 xxxx 0x11 xxxx */
+	DECODE_REJECT	(0xff80f0b0, 0xfa80f030),
+	/* ???			1111 1010 1x11 xxxx 1111 xxxx 0xxx xxxx */
+	DECODE_REJECT	(0xffb0f080, 0xfab0f000),
+
+	/* SADD16		1111 1010 1001 xxxx 1111 xxxx 0000 xxxx */
+	/* SASX			1111 1010 1010 xxxx 1111 xxxx 0000 xxxx */
+	/* SSAX			1111 1010 1110 xxxx 1111 xxxx 0000 xxxx */
+	/* SSUB16		1111 1010 1101 xxxx 1111 xxxx 0000 xxxx */
+	/* SADD8		1111 1010 1000 xxxx 1111 xxxx 0000 xxxx */
+	/* SSUB8		1111 1010 1100 xxxx 1111 xxxx 0000 xxxx */
+
+	/* QADD16		1111 1010 1001 xxxx 1111 xxxx 0001 xxxx */
+	/* QASX			1111 1010 1010 xxxx 1111 xxxx 0001 xxxx */
+	/* QSAX			1111 1010 1110 xxxx 1111 xxxx 0001 xxxx */
+	/* QSUB16		1111 1010 1101 xxxx 1111 xxxx 0001 xxxx */
+	/* QADD8		1111 1010 1000 xxxx 1111 xxxx 0001 xxxx */
+	/* QSUB8		1111 1010 1100 xxxx 1111 xxxx 0001 xxxx */
+
+	/* SHADD16		1111 1010 1001 xxxx 1111 xxxx 0010 xxxx */
+	/* SHASX		1111 1010 1010 xxxx 1111 xxxx 0010 xxxx */
+	/* SHSAX		1111 1010 1110 xxxx 1111 xxxx 0010 xxxx */
+	/* SHSUB16		1111 1010 1101 xxxx 1111 xxxx 0010 xxxx */
+	/* SHADD8		1111 1010 1000 xxxx 1111 xxxx 0010 xxxx */
+	/* SHSUB8		1111 1010 1100 xxxx 1111 xxxx 0010 xxxx */
+
+	/* UADD16		1111 1010 1001 xxxx 1111 xxxx 0100 xxxx */
+	/* UASX			1111 1010 1010 xxxx 1111 xxxx 0100 xxxx */
+	/* USAX			1111 1010 1110 xxxx 1111 xxxx 0100 xxxx */
+	/* USUB16		1111 1010 1101 xxxx 1111 xxxx 0100 xxxx */
+	/* UADD8		1111 1010 1000 xxxx 1111 xxxx 0100 xxxx */
+	/* USUB8		1111 1010 1100 xxxx 1111 xxxx 0100 xxxx */
+
+	/* UQADD16		1111 1010 1001 xxxx 1111 xxxx 0101 xxxx */
+	/* UQASX		1111 1010 1010 xxxx 1111 xxxx 0101 xxxx */
+	/* UQSAX		1111 1010 1110 xxxx 1111 xxxx 0101 xxxx */
+	/* UQSUB16		1111 1010 1101 xxxx 1111 xxxx 0101 xxxx */
+	/* UQADD8		1111 1010 1000 xxxx 1111 xxxx 0101 xxxx */
+	/* UQSUB8		1111 1010 1100 xxxx 1111 xxxx 0101 xxxx */
+
+	/* UHADD16		1111 1010 1001 xxxx 1111 xxxx 0110 xxxx */
+	/* UHASX		1111 1010 1010 xxxx 1111 xxxx 0110 xxxx */
+	/* UHSAX		1111 1010 1110 xxxx 1111 xxxx 0110 xxxx */
+	/* UHSUB16		1111 1010 1101 xxxx 1111 xxxx 0110 xxxx */
+	/* UHADD8		1111 1010 1000 xxxx 1111 xxxx 0110 xxxx */
+	/* UHSUB8		1111 1010 1100 xxxx 1111 xxxx 0110 xxxx */
+	DECODE_OR	(0xff80f080, 0xfa80f000),
+
+	/* SXTAH		1111 1010 0000 xxxx 1111 xxxx 1xxx xxxx */
+	/* UXTAH		1111 1010 0001 xxxx 1111 xxxx 1xxx xxxx */
+	/* SXTAB16		1111 1010 0010 xxxx 1111 xxxx 1xxx xxxx */
+	/* UXTAB16		1111 1010 0011 xxxx 1111 xxxx 1xxx xxxx */
+	/* SXTAB		1111 1010 0100 xxxx 1111 xxxx 1xxx xxxx */
+	/* UXTAB		1111 1010 0101 xxxx 1111 xxxx 1xxx xxxx */
+	DECODE_OR	(0xff80f080, 0xfa00f080),
+
+	/* QADD			1111 1010 1000 xxxx 1111 xxxx 1000 xxxx */
+	/* QDADD		1111 1010 1000 xxxx 1111 xxxx 1001 xxxx */
+	/* QSUB			1111 1010 1000 xxxx 1111 xxxx 1010 xxxx */
+	/* QDSUB		1111 1010 1000 xxxx 1111 xxxx 1011 xxxx */
+	DECODE_OR	(0xfff0f0c0, 0xfa80f080),
+
+	/* SEL			1111 1010 1010 xxxx 1111 xxxx 1000 xxxx */
+	DECODE_OR	(0xfff0f0f0, 0xfaa0f080),
+
+	/* LSL			1111 1010 000x xxxx 1111 xxxx 0000 xxxx */
+	/* LSR			1111 1010 001x xxxx 1111 xxxx 0000 xxxx */
+	/* ASR			1111 1010 010x xxxx 1111 xxxx 0000 xxxx */
+	/* ROR			1111 1010 011x xxxx 1111 xxxx 0000 xxxx */
+	DECODE_EMULATEX	(0xff80f0f0, 0xfa00f000, t32_emulate_rd8rn16rm0_rwflags,
+						 REGS(NOSPPC, 0, NOSPPC, 0, NOSPPC)),
+
+	/* CLZ			1111 1010 1010 xxxx 1111 xxxx 1000 xxxx */
+	DECODE_OR	(0xfff0f0f0, 0xfab0f080),
+
+	/* REV			1111 1010 1001 xxxx 1111 xxxx 1000 xxxx */
+	/* REV16		1111 1010 1001 xxxx 1111 xxxx 1001 xxxx */
+	/* RBIT			1111 1010 1001 xxxx 1111 xxxx 1010 xxxx */
+	/* REVSH		1111 1010 1001 xxxx 1111 xxxx 1011 xxxx */
+	DECODE_EMULATEX	(0xfff0f0c0, 0xfa90f080, t32_emulate_rd8rn16_noflags,
+						 REGS(NOSPPC, 0, NOSPPC, 0, SAMEAS16)),
+
+	/* Other unallocated instructions...				*/
+	DECODE_END
+};
+
+static const union decode_item t32_table_1111_1011_0[] = {
+	/* Multiply, multiply accumulate, and absolute difference	*/
+
+	/* ???			1111 1011 0000 xxxx 1111 xxxx 0001 xxxx */
+	DECODE_REJECT	(0xfff0f0f0, 0xfb00f010),
+	/* ???			1111 1011 0111 xxxx 1111 xxxx 0001 xxxx */
+	DECODE_REJECT	(0xfff0f0f0, 0xfb70f010),
+
+	/* SMULxy		1111 1011 0001 xxxx 1111 xxxx 00xx xxxx */
+	DECODE_OR	(0xfff0f0c0, 0xfb10f000),
+	/* MUL			1111 1011 0000 xxxx 1111 xxxx 0000 xxxx */
+	/* SMUAD{X}		1111 1011 0010 xxxx 1111 xxxx 000x xxxx */
+	/* SMULWy		1111 1011 0011 xxxx 1111 xxxx 000x xxxx */
+	/* SMUSD{X}		1111 1011 0100 xxxx 1111 xxxx 000x xxxx */
+	/* SMMUL{R}		1111 1011 0101 xxxx 1111 xxxx 000x xxxx */
+	/* USAD8		1111 1011 0111 xxxx 1111 xxxx 0000 xxxx */
+	DECODE_EMULATEX	(0xff80f0e0, 0xfb00f000, t32_emulate_rd8rn16rm0_rwflags,
+						 REGS(NOSPPC, 0, NOSPPC, 0, NOSPPC)),
+
+	/* ???			1111 1011 0111 xxxx xxxx xxxx 0001 xxxx */
+	DECODE_REJECT	(0xfff000f0, 0xfb700010),
+
+	/* SMLAxy		1111 1011 0001 xxxx xxxx xxxx 00xx xxxx */
+	DECODE_OR	(0xfff000c0, 0xfb100000),
+	/* MLA			1111 1011 0000 xxxx xxxx xxxx 0000 xxxx */
+	/* MLS			1111 1011 0000 xxxx xxxx xxxx 0001 xxxx */
+	/* SMLAD{X}		1111 1011 0010 xxxx xxxx xxxx 000x xxxx */
+	/* SMLAWy		1111 1011 0011 xxxx xxxx xxxx 000x xxxx */
+	/* SMLSD{X}		1111 1011 0100 xxxx xxxx xxxx 000x xxxx */
+	/* SMMLA{R}		1111 1011 0101 xxxx xxxx xxxx 000x xxxx */
+	/* SMMLS{R}		1111 1011 0110 xxxx xxxx xxxx 000x xxxx */
+	/* USADA8		1111 1011 0111 xxxx xxxx xxxx 0000 xxxx */
+	DECODE_EMULATEX	(0xff8000c0, 0xfb000000, t32_emulate_rd8rn16rm0ra12_noflags,
+						 REGS(NOSPPC, NOSPPCX, NOSPPC, 0, NOSPPC)),
+
+	/* Other unallocated instructions...				*/
+	DECODE_END
+};
+
+static const union decode_item t32_table_1111_1011_1[] = {
+	/* Long multiply, long multiply accumulate, and divide		*/
+
+	/* UMAAL		1111 1011 1110 xxxx xxxx xxxx 0110 xxxx */
+	DECODE_OR	(0xfff000f0, 0xfbe00060),
+	/* SMLALxy		1111 1011 1100 xxxx xxxx xxxx 10xx xxxx */
+	DECODE_OR	(0xfff000c0, 0xfbc00080),
+	/* SMLALD{X}		1111 1011 1100 xxxx xxxx xxxx 110x xxxx */
+	/* SMLSLD{X}		1111 1011 1101 xxxx xxxx xxxx 110x xxxx */
+	DECODE_OR	(0xffe000e0, 0xfbc000c0),
+	/* SMULL		1111 1011 1000 xxxx xxxx xxxx 0000 xxxx */
+	/* UMULL		1111 1011 1010 xxxx xxxx xxxx 0000 xxxx */
+	/* SMLAL		1111 1011 1100 xxxx xxxx xxxx 0000 xxxx */
+	/* UMLAL		1111 1011 1110 xxxx xxxx xxxx 0000 xxxx */
+	DECODE_EMULATEX	(0xff9000f0, 0xfb800000, t32_emulate_rdlo12rdhi8rn16rm0_noflags,
+						 REGS(NOSPPC, NOSPPC, NOSPPC, 0, NOSPPC)),
+
+	/* SDIV			1111 1011 1001 xxxx xxxx xxxx 1111 xxxx */
+	/* UDIV			1111 1011 1011 xxxx xxxx xxxx 1111 xxxx */
+	/* Other unallocated instructions...				*/
+	DECODE_END
+};
+
 const union decode_item kprobe_decode_thumb32_table[] = {
 
 	/*
@@ -539,6 +905,38 @@ const union decode_item kprobe_decode_thumb32_table[] = {
 	 */
 	DECODE_REJECT	(0xff100000, 0xf9000000),
 
+	/*
+	 * Memory hints
+	 *			1111 100x x0x1 xxxx 1111 xxxx xxxx xxxx
+	 */
+	DECODE_TABLE	(0xfe50f000, 0xf810f000, t32_table_1111_100x_x0x1__1111),
+
+	/*
+	 * Store single data item
+	 *			1111 1000 xxx0 xxxx xxxx xxxx xxxx xxxx
+	 * Load single data items
+	 *			1111 100x xxx1 xxxx xxxx xxxx xxxx xxxx
+	 */
+	DECODE_TABLE	(0xfe000000, 0xf8000000, t32_table_1111_100x),
+
+	/*
+	 * Data-processing (register)
+	 *			1111 1010 xxxx xxxx 1111 xxxx xxxx xxxx
+	 */
+	DECODE_TABLE	(0xff00f000, 0xfa00f000, t32_table_1111_1010___1111),
+
+	/*
+	 * Multiply, multiply accumulate, and absolute difference
+	 *			1111 1011 0xxx xxxx xxxx xxxx xxxx xxxx
+	 */
+	DECODE_TABLE	(0xff800000, 0xfb000000, t32_table_1111_1011_0),
+
+	/*
+	 * Long multiply, long multiply accumulate, and divide
+	 *			1111 1011 1xxx xxxx xxxx xxxx xxxx xxxx
+	 */
+	DECODE_TABLE	(0xff800000, 0xfb800000, t32_table_1111_1011_1),
+
 	/*
 	 * Coprocessor instructions
 	 *			1111 11xx xxxx xxxx xxxx xxxx xxxx xxxx