Commit 2fcaf7e7 authored by Jon Medhurst's avatar Jon Medhurst Committed by Tixy

ARM: kprobes: Decode 32-bit Thumb data-processing (modified immediate) instructions

Signed-off-by: default avatarJon Medhurst <tixy@yxit.co.uk>
Acked-by: default avatarNicolas Pitre <nicolas.pitre@linaro.org>
parent 080e0013
......@@ -241,6 +241,58 @@ static const union decode_item t32_table_1110_101x[] = {
DECODE_END
};
static const union decode_item t32_table_1111_0x0x___0[] = {
/* Data-processing (modified immediate) */
/* TST 1111 0x00 0001 xxxx 0xxx 1111 xxxx xxxx */
/* TEQ 1111 0x00 1001 xxxx 0xxx 1111 xxxx xxxx */
DECODE_EMULATEX (0xfb708f00, 0xf0100f00, t32_emulate_rd8rn16rm0_rwflags,
REGS(NOSPPC, 0, 0, 0, 0)),
/* CMN 1111 0x01 0001 xxxx 0xxx 1111 xxxx xxxx */
DECODE_OR (0xfbf08f00, 0xf1100f00),
/* CMP 1111 0x01 1011 xxxx 0xxx 1111 xxxx xxxx */
DECODE_EMULATEX (0xfbf08f00, 0xf1b00f00, t32_emulate_rd8rn16rm0_rwflags,
REGS(NOPC, 0, 0, 0, 0)),
/* MOV 1111 0x00 010x 1111 0xxx xxxx xxxx xxxx */
/* MVN 1111 0x00 011x 1111 0xxx xxxx xxxx xxxx */
DECODE_EMULATEX (0xfbcf8000, 0xf04f0000, t32_emulate_rd8rn16rm0_rwflags,
REGS(0, 0, NOSPPC, 0, 0)),
/* ??? 1111 0x00 101x xxxx 0xxx xxxx xxxx xxxx */
DECODE_REJECT (0xfbe08000, 0xf0a00000),
/* ??? 1111 0x00 110x xxxx 0xxx xxxx xxxx xxxx */
/* ??? 1111 0x00 111x xxxx 0xxx xxxx xxxx xxxx */
DECODE_REJECT (0xfbc08000, 0xf0c00000),
/* ??? 1111 0x01 001x xxxx 0xxx xxxx xxxx xxxx */
DECODE_REJECT (0xfbe08000, 0xf1200000),
/* ??? 1111 0x01 100x xxxx 0xxx xxxx xxxx xxxx */
DECODE_REJECT (0xfbe08000, 0xf1800000),
/* ??? 1111 0x01 111x xxxx 0xxx xxxx xxxx xxxx */
DECODE_REJECT (0xfbe08000, 0xf1e00000),
/* ADD Rd, SP, #imm 1111 0x01 000x 1101 0xxx xxxx xxxx xxxx */
/* SUB Rd, SP, #imm 1111 0x01 101x 1101 0xxx xxxx xxxx xxxx */
DECODE_EMULATEX (0xfb4f8000, 0xf10d0000, t32_emulate_rd8rn16rm0_rwflags,
REGS(SP, 0, NOPC, 0, 0)),
/* AND 1111 0x00 000x xxxx 0xxx xxxx xxxx xxxx */
/* BIC 1111 0x00 001x xxxx 0xxx xxxx xxxx xxxx */
/* ORR 1111 0x00 010x xxxx 0xxx xxxx xxxx xxxx */
/* ORN 1111 0x00 011x xxxx 0xxx xxxx xxxx xxxx */
/* EOR 1111 0x00 100x xxxx 0xxx xxxx xxxx xxxx */
/* ADD 1111 0x01 000x xxxx 0xxx xxxx xxxx xxxx */
/* ADC 1111 0x01 010x xxxx 0xxx xxxx xxxx xxxx */
/* SBC 1111 0x01 011x xxxx 0xxx xxxx xxxx xxxx */
/* SUB 1111 0x01 101x xxxx 0xxx xxxx xxxx xxxx */
/* RSB 1111 0x01 110x xxxx 0xxx xxxx xxxx xxxx */
DECODE_EMULATEX (0xfa008000, 0xf0000000, t32_emulate_rd8rn16rm0_rwflags,
REGS(NOSPPC, 0, NOSPPC, 0, 0)),
DECODE_END
};
static const union decode_item t32_table_1111_0xxx___1[] = {
/* Branches and miscellaneous control */
......@@ -276,6 +328,12 @@ const union decode_item kprobe_decode_thumb32_table[] = {
*/
DECODE_TABLE (0xfe000000, 0xea000000, t32_table_1110_101x),
/*
* Data-processing (modified immediate)
* 1111 0x0x xxxx xxxx 0xxx xxxx xxxx xxxx
*/
DECODE_TABLE (0xfa008000, 0xf0000000, t32_table_1111_0x0x___0),
/*
* Branches and miscellaneous control
* 1111 0xxx xxxx xxxx 1xxx xxxx xxxx xxxx
......
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