diff options
author | Yury Khrustalev <yury.khrustalev@arm.com> | 2024-02-21 12:52:23 +0000 |
---|---|---|
committer | Nick Clifton <nickc@redhat.com> | 2024-03-18 16:54:06 +0000 |
commit | 4792a423d264cfb6dbb656ea97b1c84d1b4e55b6 (patch) | |
tree | b9ed74a4a37b8e8881e533325a9fa8777949532c | |
parent | ee0fa6627079ebd16843d9d3fb4e24a5af545ded (diff) | |
download | gdb-4792a423d264cfb6dbb656ea97b1c84d1b4e55b6.zip gdb-4792a423d264cfb6dbb656ea97b1c84d1b4e55b6.tar.gz gdb-4792a423d264cfb6dbb656ea97b1c84d1b4e55b6.tar.bz2 |
aarch64: Add support for (M)ADDPT and (M)SUBPT instructions
The following instructions are added in this patch:
- ADDPT and SUBPT - Add/Subtract checked pointer
- MADDPT and MSUBPT - Multiply Add/Subtract checked pointer
These instructions are part of Checked Pointer Arithmetic extension.
This patch adds assembler and disassembler support for these instructions
with relevant checks. Tests are included as well.
A new flag "+cpa" added to documentation. This flag enables CPA extension.
Regression tested on the aarch64-none-linux-gnu target and no regressions
have been found.
-rw-r--r-- | gas/config/tc-aarch64.c | 47 | ||||
-rw-r--r-- | gas/doc/c-aarch64.texi | 2 | ||||
-rw-r--r-- | gas/testsuite/gas/aarch64/cpa-addsub-bad.d | 4 | ||||
-rw-r--r-- | gas/testsuite/gas/aarch64/cpa-addsub-bad.l | 50 | ||||
-rw-r--r-- | gas/testsuite/gas/aarch64/cpa-addsub-bad.s | 29 | ||||
-rw-r--r-- | gas/testsuite/gas/aarch64/cpa-addsub-neg.d | 5 | ||||
-rw-r--r-- | gas/testsuite/gas/aarch64/cpa-addsub-neg.l | 27 | ||||
-rw-r--r-- | gas/testsuite/gas/aarch64/cpa-addsub.d | 39 | ||||
-rw-r--r-- | gas/testsuite/gas/aarch64/cpa-addsub.s | 29 | ||||
-rw-r--r-- | include/opcode/aarch64.h | 3 | ||||
-rw-r--r-- | opcodes/aarch64-asm.c | 15 | ||||
-rw-r--r-- | opcodes/aarch64-asm.h | 1 | ||||
-rw-r--r-- | opcodes/aarch64-dis.c | 17 | ||||
-rw-r--r-- | opcodes/aarch64-dis.h | 1 | ||||
-rw-r--r-- | opcodes/aarch64-opc.c | 25 | ||||
-rw-r--r-- | opcodes/aarch64-tbl.h | 20 |
16 files changed, 313 insertions, 1 deletions
diff --git a/gas/config/tc-aarch64.c b/gas/config/tc-aarch64.c index 4380de3..d6dab86 100644 --- a/gas/config/tc-aarch64.c +++ b/gas/config/tc-aarch64.c @@ -3748,6 +3748,41 @@ parse_shifter_operand (char **str, aarch64_opnd_info *operand, return parse_shifter_operand_imm (str, operand, mode); } +static bool +parse_reg_lsl_shifter_operand (char **str, aarch64_opnd_info *operand) +{ + aarch64_opnd_qualifier_t qualifier; + const reg_entry *reg = aarch64_reg_parse_32_64 (str, &qualifier); + + if (reg) + { + if (!aarch64_check_reg_type (reg, REG_TYPE_R_ZR)) + { + set_expected_reg_error (REG_TYPE_R_ZR, reg, 0); + return false; + } + + operand->reg.regno = reg->number; + operand->qualifier = qualifier; + + /* Accept optional LSL shift operation on register. */ + if (!skip_past_comma (str)) + return true; + + if (!parse_shift (str, operand, SHIFTED_LSL)) + return false; + + return true; + } + else + { + set_syntax_error + (_("integer register expected in the shifted operand " + "register")); + return false; + } +} + /* Return TRUE on success; return FALSE otherwise. */ static bool @@ -6593,6 +6628,17 @@ parse_operands (char *str, const aarch64_opcode *opcode) } break; + case AARCH64_OPND_Rm_LSL: + po_misc_or_fail (parse_reg_lsl_shifter_operand (&str, info)); + if (!info->shifter.operator_present) + { + /* Default to LSL #0 if not present. */ + gas_assert (info->shifter.kind == AARCH64_MOD_NONE); + info->shifter.kind = AARCH64_MOD_LSL; + info->shifter.amount = 0; + } + break; + case AARCH64_OPND_Fd: case AARCH64_OPND_Fn: case AARCH64_OPND_Fm: @@ -10429,6 +10475,7 @@ static const struct aarch64_option_cpu_value_table aarch64_features[] = { {"sme2p1", AARCH64_FEATURE (SME2p1), AARCH64_FEATURE (SME2)}, {"sve2p1", AARCH64_FEATURE (SVE2p1), AARCH64_FEATURE (SVE2)}, {"rcpc3", AARCH64_FEATURE (RCPC3), AARCH64_FEATURE (RCPC2)}, + {"cpa", AARCH64_FEATURE (CPA), AARCH64_NO_FEATURES}, {NULL, AARCH64_NO_FEATURES, AARCH64_NO_FEATURES}, }; diff --git a/gas/doc/c-aarch64.texi b/gas/doc/c-aarch64.texi index 4f97768..3756948 100644 --- a/gas/doc/c-aarch64.texi +++ b/gas/doc/c-aarch64.texi @@ -289,6 +289,8 @@ automatically cause those extensions to be disabled. @tab Enable @code{wfet} and @code{wfit} instructions. @item @code{xs} @tab @tab Enable the XS memory attribute extension. +@item @code{cpa} @tab + @tab Enable the Checked Pointer Arithmetic extension. @end multitable @multitable @columnfractions .20 .80 diff --git a/gas/testsuite/gas/aarch64/cpa-addsub-bad.d b/gas/testsuite/gas/aarch64/cpa-addsub-bad.d new file mode 100644 index 0000000..0fbcfe3 --- /dev/null +++ b/gas/testsuite/gas/aarch64/cpa-addsub-bad.d @@ -0,0 +1,4 @@ +#name: Incorrect input test for CPA instructions ((M)ADDPT and (M)SUBPT). +#as: -march=armv8-a+cpa +#source: cpa-addsub-bad.s +#error_output: cpa-addsub-bad.l diff --git a/gas/testsuite/gas/aarch64/cpa-addsub-bad.l b/gas/testsuite/gas/aarch64/cpa-addsub-bad.l new file mode 100644 index 0000000..f5e8967 --- /dev/null +++ b/gas/testsuite/gas/aarch64/cpa-addsub-bad.l @@ -0,0 +1,50 @@ +.*: Assembler messages: +.*: Error: operand mismatch -- `addpt w5,w8,w0' +.*: Info:\s+did you mean this\? +.*: Info:\s+addpt x5, x8, x0 +.*: Error: only 'LSL' shift is permitted at operand 3 -- `addpt x5,x8,x0,asr#6' +.*: Error: shift amount out of range 0 to 7 at operand 3 -- `addpt x5,x8,x0,lsl#9' +.*: Error: expected an integer or zero register at operand 3 -- `addpt x5,x8,sp,lsl#5' +.*: Error: expected an integer or stack pointer register at operand 1 -- `addpt xzr,x8,x0,lsl#3' + +.*: Error: operand mismatch -- `subpt w5,w8,w0' +.*: Info:\s+did you mean this\? +.*: Info:\s+subpt x5, x8, x0 +.*: Error: only 'LSL' shift is permitted at operand 3 -- `subpt x5,x8,x0,asr#6' +.*: Error: shift amount out of range 0 to 7 at operand 3 -- `subpt x5,x8,x0,lsl#9' +.*: Error: expected an integer or zero register at operand 3 -- `subpt x5,x8,sp,lsl#5' +.*: Error: expected an integer or stack pointer register at operand 1 -- `subpt xzr,x8,x0,lsl#3' + +.*: Error: operand mismatch -- `maddpt w1,x2,x3,x4' +.*: Info:\s+did you mean this\? +.*: Info:\s+maddpt x1, x2, x3, x4 +.*: Error: operand mismatch -- `maddpt x1,w2,x3,x4' +.*: Info:\s+did you mean this\? +.*: Info:\s+maddpt x1, x2, x3, x4 +.*: Error: operand mismatch -- `maddpt x1,x2,w3,x4' +.*: Info:\s+did you mean this\? +.*: Info:\s+maddpt x1, x2, x3, x4 +.*: Error: operand mismatch -- `maddpt x1,x2,x3,w4' +.*: Info:\s+did you mean this\? +.*: Info:\s+maddpt x1, x2, x3, x4 +.*: Error: expected an integer or zero register at operand 1 -- `maddpt sp,x2,x3,x4' +.*: Error: expected an integer or zero register at operand 2 -- `maddpt x1,sp,x3,x4' +.*: Error: expected an integer or zero register at operand 3 -- `maddpt x1,x2,sp,x4' +.*: Error: expected an integer or zero register at operand 4 -- `maddpt x1,x2,x3,sp' + +.*: Error: operand mismatch -- `msubpt w1,x2,x3,x4' +.*: Info:\s+did you mean this\? +.*: Info:\s+msubpt x1, x2, x3, x4 +.*: Error: operand mismatch -- `msubpt x1,w2,x3,x4' +.*: Info:\s+did you mean this\? +.*: Info:\s+msubpt x1, x2, x3, x4 +.*: Error: operand mismatch -- `msubpt x1,x2,w3,x4' +.*: Info:\s+did you mean this\? +.*: Info:\s+msubpt x1, x2, x3, x4 +.*: Error: operand mismatch -- `msubpt x1,x2,x3,w4' +.*: Info:\s+did you mean this\? +.*: Info:\s+msubpt x1, x2, x3, x4 +.*: Error: expected an integer or zero register at operand 1 -- `msubpt sp,x2,x3,x4' +.*: Error: expected an integer or zero register at operand 2 -- `msubpt x1,sp,x3,x4' +.*: Error: expected an integer or zero register at operand 3 -- `msubpt x1,x2,sp,x4' +.*: Error: expected an integer or zero register at operand 4 -- `msubpt x1,x2,x3,sp' diff --git a/gas/testsuite/gas/aarch64/cpa-addsub-bad.s b/gas/testsuite/gas/aarch64/cpa-addsub-bad.s new file mode 100644 index 0000000..dec18c3 --- /dev/null +++ b/gas/testsuite/gas/aarch64/cpa-addsub-bad.s @@ -0,0 +1,29 @@ +addpt w5, w8, w0 +addpt x5, x8, x0, asr #6 +addpt x5, x8, x0, lsl #9 +addpt x5, x8, sp, lsl #5 +addpt xzr, x8, x0, lsl #3 + +subpt w5, w8, w0 +subpt x5, x8, x0, asr #6 +subpt x5, x8, x0, lsl #9 +subpt x5, x8, sp, lsl #5 +subpt xzr, x8, x0, lsl #3 + +maddpt w1, x2, x3, x4 +maddpt x1, w2, x3, x4 +maddpt x1, x2, w3, x4 +maddpt x1, x2, x3, w4 +maddpt sp, x2, x3, x4 +maddpt x1, sp, x3, x4 +maddpt x1, x2, sp, x4 +maddpt x1, x2, x3, sp + +msubpt w1, x2, x3, x4 +msubpt x1, w2, x3, x4 +msubpt x1, x2, w3, x4 +msubpt x1, x2, x3, w4 +msubpt sp, x2, x3, x4 +msubpt x1, sp, x3, x4 +msubpt x1, x2, sp, x4 +msubpt x1, x2, x3, sp diff --git a/gas/testsuite/gas/aarch64/cpa-addsub-neg.d b/gas/testsuite/gas/aarch64/cpa-addsub-neg.d new file mode 100644 index 0000000..0a1d118 --- /dev/null +++ b/gas/testsuite/gas/aarch64/cpa-addsub-neg.d @@ -0,0 +1,5 @@ +#name: Negative test for CPA instructions ((M)ADDPT and (M)SUBPT). +#as: -march=armv8-a +#as: -march=armv9-a +#source: cpa-addsub.s +#error_output: cpa-addsub-neg.l diff --git a/gas/testsuite/gas/aarch64/cpa-addsub-neg.l b/gas/testsuite/gas/aarch64/cpa-addsub-neg.l new file mode 100644 index 0000000..44a7236 --- /dev/null +++ b/gas/testsuite/gas/aarch64/cpa-addsub-neg.l @@ -0,0 +1,27 @@ +.*: Assembler messages: +.*: Error: selected processor does not support `addpt x0,x0,x0' +.*: Error: selected processor does not support `addpt sp,x0,x0' +.*: Error: selected processor does not support `addpt x0,sp,x0' +.*: Error: selected processor does not support `addpt x0,x0,xzr' +.*: Error: selected processor does not support `addpt x0,x0,x0,lsl#0' +.*: Error: selected processor does not support `addpt x0,x0,x0,lsl#7' +.*: Error: selected processor does not support `addpt x8,x13,x29,lsl#5' +.*: Error: selected processor does not support `subpt x0,x0,x0' +.*: Error: selected processor does not support `subpt sp,x0,x0' +.*: Error: selected processor does not support `subpt x0,sp,x0' +.*: Error: selected processor does not support `subpt x0,x0,xzr' +.*: Error: selected processor does not support `subpt x0,x0,x0,lsl#0' +.*: Error: selected processor does not support `subpt x0,x0,x0,lsl#7' +.*: Error: selected processor does not support `subpt x1,x10,x22,lsl#2' +.*: Error: selected processor does not support `maddpt x0,x0,x0,x0' +.*: Error: selected processor does not support `maddpt xzr,x0,x0,x0' +.*: Error: selected processor does not support `maddpt x0,xzr,x0,x0' +.*: Error: selected processor does not support `maddpt x0,x0,xzr,x0' +.*: Error: selected processor does not support `maddpt x0,x0,x0,xzr' +.*: Error: selected processor does not support `maddpt x19,x10,x1,x28' +.*: Error: selected processor does not support `msubpt x0,x0,x0,x0' +.*: Error: selected processor does not support `msubpt xzr,x0,x0,x0' +.*: Error: selected processor does not support `msubpt x0,xzr,x0,x0' +.*: Error: selected processor does not support `msubpt x0,x0,xzr,x0' +.*: Error: selected processor does not support `msubpt x0,x0,x0,xzr' +.*: Error: selected processor does not support `msubpt x4,x13,x9,x21' diff --git a/gas/testsuite/gas/aarch64/cpa-addsub.d b/gas/testsuite/gas/aarch64/cpa-addsub.d new file mode 100644 index 0000000..73e9ea2 --- /dev/null +++ b/gas/testsuite/gas/aarch64/cpa-addsub.d @@ -0,0 +1,39 @@ +#name: Tests for CPA instructions ((M)ADDPT and (M)SUBPT). +#as: -march=armv8-a+cpa +#objdump: -dr + +[^:]+: file format .* + + +[^:]+: + +[^:]+: +.*: 9a002000 addpt x0, x0, x0 +.*: 9a00201f addpt sp, x0, x0 +.*: 9a0023e0 addpt x0, sp, x0 +.*: 9a1f2000 addpt x0, x0, xzr +.*: 9a002000 addpt x0, x0, x0 +.*: 9a003c00 addpt x0, x0, x0, lsl #7 +.*: 9a1d35a8 addpt x8, x13, x29, lsl #5 + +.*: da002000 subpt x0, x0, x0 +.*: da00201f subpt sp, x0, x0 +.*: da0023e0 subpt x0, sp, x0 +.*: da1f2000 subpt x0, x0, xzr +.*: da002000 subpt x0, x0, x0 +.*: da003c00 subpt x0, x0, x0, lsl #7 +.*: da162941 subpt x1, x10, x22, lsl #2 + +.*: 9b600000 maddpt x0, x0, x0, x0 +.*: 9b60001f maddpt xzr, x0, x0, x0 +.*: 9b6003e0 maddpt x0, xzr, x0, x0 +.*: 9b7f0000 maddpt x0, x0, xzr, x0 +.*: 9b607c00 maddpt x0, x0, x0, xzr +.*: 9b617153 maddpt x19, x10, x1, x28 + +.*: 9b608000 msubpt x0, x0, x0, x0 +.*: 9b60801f msubpt xzr, x0, x0, x0 +.*: 9b6083e0 msubpt x0, xzr, x0, x0 +.*: 9b7f8000 msubpt x0, x0, xzr, x0 +.*: 9b60fc00 msubpt x0, x0, x0, xzr +.*: 9b69d5a4 msubpt x4, x13, x9, x21 diff --git a/gas/testsuite/gas/aarch64/cpa-addsub.s b/gas/testsuite/gas/aarch64/cpa-addsub.s new file mode 100644 index 0000000..8d64dd8 --- /dev/null +++ b/gas/testsuite/gas/aarch64/cpa-addsub.s @@ -0,0 +1,29 @@ +addpt x0, x0, x0 +addpt sp, x0, x0 +addpt x0, sp, x0 +addpt x0, x0, xzr +addpt x0, x0, x0, lsl #0 +addpt x0, x0, x0, lsl #7 +addpt x8, x13, x29, lsl #5 + +subpt x0, x0, x0 +subpt sp, x0, x0 +subpt x0, sp, x0 +subpt x0, x0, xzr +subpt x0, x0, x0, lsl #0 +subpt x0, x0, x0, lsl #7 +subpt x1, x10, x22, lsl #2 + +maddpt x0, x0, x0, x0 +maddpt xzr, x0, x0, x0 +maddpt x0, xzr, x0, x0 +maddpt x0, x0, xzr, x0 +maddpt x0, x0, x0, xzr +maddpt x19, x10, x1, x28 + +msubpt x0, x0, x0, x0 +msubpt xzr, x0, x0, x0 +msubpt x0, xzr, x0, x0 +msubpt x0, x0, xzr, x0 +msubpt x0, x0, x0, xzr +msubpt x4, x13, x9, x21 diff --git a/include/opcode/aarch64.h b/include/opcode/aarch64.h index f585265..1e134a6 100644 --- a/include/opcode/aarch64.h +++ b/include/opcode/aarch64.h @@ -228,6 +228,8 @@ enum aarch64_feature_bit { AARCH64_FEATURE_SVE2p1, /* RCPC3 instructions. */ AARCH64_FEATURE_RCPC3, + /* Checked Pointer Arithmetic instructions. */ + AARCH64_FEATURE_CPA, AARCH64_NUM_FEATURES }; @@ -490,6 +492,7 @@ enum aarch64_opnd AARCH64_OPND_PAIRREG_OR_XZR, /* Paired register operand, optionally xzr. */ AARCH64_OPND_Rm_EXT, /* Integer Rm extended. */ AARCH64_OPND_Rm_SFT, /* Integer Rm shifted. */ + AARCH64_OPND_Rm_LSL, /* Integer Rm shifted (LSL-only). */ AARCH64_OPND_Fd, /* Floating-point Fd. */ AARCH64_OPND_Fn, /* Floating-point Fn. */ diff --git a/opcodes/aarch64-asm.c b/opcodes/aarch64-asm.c index 29e96e2..5a55ca2 100644 --- a/opcodes/aarch64-asm.c +++ b/opcodes/aarch64-asm.c @@ -1020,6 +1020,21 @@ aarch64_ins_reg_shifted (const aarch64_operand *self ATTRIBUTE_UNUSED, return true; } +/* Encode the LSL-shifted register operand for e.g. + ADDPT <Xd|SP>, <Xn|SP>, <Xm>{, LSL #<amount>}. */ +bool +aarch64_ins_reg_lsl_shifted (const aarch64_operand *self ATTRIBUTE_UNUSED, + const aarch64_opnd_info *info, aarch64_insn *code, + const aarch64_inst *inst ATTRIBUTE_UNUSED, + aarch64_operand_error *errors ATTRIBUTE_UNUSED) +{ + /* Rm */ + insert_field (FLD_Rm, code, info->reg.regno, 0); + /* imm3 */ + insert_field (FLD_imm3_10, code, info->shifter.amount, 0); + return true; +} + /* Encode an SVE address [<base>, #<simm4>*<factor>, MUL VL], where <simm4> is a 4-bit signed value and where <factor> is 1 plus SELF's operand-dependent value. fields[0] specifies the field that diff --git a/opcodes/aarch64-asm.h b/opcodes/aarch64-asm.h index c6dde1c..88e389b 100644 --- a/opcodes/aarch64-asm.h +++ b/opcodes/aarch64-asm.h @@ -75,6 +75,7 @@ AARCH64_DECL_OPD_INSERTER (ins_hint); AARCH64_DECL_OPD_INSERTER (ins_prfop); AARCH64_DECL_OPD_INSERTER (ins_reg_extended); AARCH64_DECL_OPD_INSERTER (ins_reg_shifted); +AARCH64_DECL_OPD_INSERTER (ins_reg_lsl_shifted); AARCH64_DECL_OPD_INSERTER (ins_sve_addr_ri_s4); AARCH64_DECL_OPD_INSERTER (ins_sve_addr_ri_s4xvl); AARCH64_DECL_OPD_INSERTER (ins_sve_addr_ri_s6xvl); diff --git a/opcodes/aarch64-dis.c b/opcodes/aarch64-dis.c index 82d2f8f..96f42ae 100644 --- a/opcodes/aarch64-dis.c +++ b/opcodes/aarch64-dis.c @@ -1526,6 +1526,23 @@ aarch64_ext_reg_shifted (const aarch64_operand *self ATTRIBUTE_UNUSED, return true; } +/* Decode the LSL-shifted register operand for e.g. + ADDPT <Xd|SP>, <Xn|SP>, <Xm>{, LSL #<amount>}. */ +bool +aarch64_ext_reg_lsl_shifted (const aarch64_operand *self ATTRIBUTE_UNUSED, + aarch64_opnd_info *info, + aarch64_insn code, + const aarch64_inst *inst ATTRIBUTE_UNUSED, + aarch64_operand_error *errors ATTRIBUTE_UNUSED) +{ + /* Rm */ + info->reg.regno = extract_field (FLD_Rm, code, 0); + /* imm3 */ + info->shifter.kind = AARCH64_MOD_LSL; + info->shifter.amount = extract_field (FLD_imm3_10, code, 0); + return true; +} + /* Decode an SVE address [<base>, #<offset>*<factor>, MUL VL], where <offset> is given by the OFFSET parameter and where <factor> is 1 plus SELF's operand-dependent value. fields[0] specifies the field diff --git a/opcodes/aarch64-dis.h b/opcodes/aarch64-dis.h index 6ed6776..86494cc 100644 --- a/opcodes/aarch64-dis.h +++ b/opcodes/aarch64-dis.h @@ -99,6 +99,7 @@ AARCH64_DECL_OPD_EXTRACTOR (ext_hint); AARCH64_DECL_OPD_EXTRACTOR (ext_prfop); AARCH64_DECL_OPD_EXTRACTOR (ext_reg_extended); AARCH64_DECL_OPD_EXTRACTOR (ext_reg_shifted); +AARCH64_DECL_OPD_EXTRACTOR (ext_reg_lsl_shifted); AARCH64_DECL_OPD_EXTRACTOR (ext_sve_addr_ri_s4); AARCH64_DECL_OPD_EXTRACTOR (ext_sve_addr_ri_s4xvl); AARCH64_DECL_OPD_EXTRACTOR (ext_sve_addr_ri_s6xvl); diff --git a/opcodes/aarch64-opc.c b/opcodes/aarch64-opc.c index 965c1c0..e88c616 100644 --- a/opcodes/aarch64-opc.c +++ b/opcodes/aarch64-opc.c @@ -3270,6 +3270,17 @@ operand_general_constraint_met_p (const aarch64_opnd_info *opnds, int idx, } break; + case AARCH64_OPND_Rm_LSL: + /* We expect here that opnd->shifter.kind != AARCH64_MOD_LSL + because the parser already restricts the type of shift to LSL only, + so another check of shift kind would be redundant. */ + if (!value_in_range_p (opnd->shifter.amount, 0, 7)) + { + set_sft_amount_out_of_range_error (mismatch_detail, idx, 0, 7); + return 0; + } + break; + default: break; } @@ -4005,6 +4016,20 @@ aarch64_print_operand (char *buf, size_t size, bfd_vma pc, style_imm (styler, "#%" PRIi64, opnd->shifter.amount)); break; + case AARCH64_OPND_Rm_LSL: + assert (opnd->qualifier == AARCH64_OPND_QLF_X); + assert (opnd->shifter.kind == AARCH64_MOD_LSL); + if (opnd->shifter.amount == 0) + snprintf (buf, size, "%s", + style_reg (styler, get_int_reg_name (opnd->reg.regno, + opnd->qualifier, 0))); + else + snprintf (buf, size, "%s, %s %s", + style_reg (styler, get_int_reg_name (opnd->reg.regno, opnd->qualifier, 0)), + style_sub_mnem (styler, aarch64_operand_modifiers[opnd->shifter.kind].name), + style_imm (styler, "#%" PRIi64, opnd->shifter.amount)); + break; + case AARCH64_OPND_Fd: case AARCH64_OPND_Fn: case AARCH64_OPND_Fm: diff --git a/opcodes/aarch64-tbl.h b/opcodes/aarch64-tbl.h index cea759d..0af4caf 100644 --- a/opcodes/aarch64-tbl.h +++ b/opcodes/aarch64-tbl.h @@ -240,6 +240,12 @@ QLF4(X,X,X,X), \ } +/* e.g. MADDPT <Xd>, <Xn>, <Xm>, <Xa>. */ +#define QL_I4SAMEX \ +{ \ + QLF4(X,X,X,X), \ +} + /* e.g. SMADDL <Xd>, <Wn>, <Wm>, <Xa>. */ #define QL_I3SAMEL \ { \ @@ -2649,7 +2655,8 @@ static const aarch64_feature_set aarch64_feature_sve2p1 = AARCH64_FEATURE (SVE2p1); static const aarch64_feature_set aarch64_feature_rcpc3 = AARCH64_FEATURE (RCPC3); - +static const aarch64_feature_set aarch64_feature_cpa = + AARCH64_FEATURE (CPA); #define CORE &aarch64_feature_v8 #define FP &aarch64_feature_fp @@ -2716,6 +2723,7 @@ static const aarch64_feature_set aarch64_feature_rcpc3 = #define SME2p1 &aarch64_feature_sme2p1 #define SVE2p1 &aarch64_feature_sve2p1 #define RCPC3 &aarch64_feature_rcpc3 +#define CPA &aarch64_feature_cpa #define CORE_INSN(NAME,OPCODE,MASK,CLASS,OP,OPS,QUALS,FLAGS) \ { NAME, OPCODE, MASK, CLASS, OP, CORE, OPS, QUALS, FLAGS, 0, 0, NULL } @@ -2888,6 +2896,8 @@ static const aarch64_feature_set aarch64_feature_rcpc3 = { NAME, OPCODE, MASK, the, 0, D128_THE, OPS, QUALS, FLAGS, 0, 0, NULL } #define RCPC3_INSN(NAME,OPCODE,MASK,CLASS,OPS,QUALS,FLAGS) \ { NAME, OPCODE, MASK, CLASS, 0, RCPC3, OPS, QUALS, FLAGS, 0, 0, NULL } +#define CPA_INSN(NAME,OPCODE,MASK,CLASS,OPS,QUALS) \ + { NAME, OPCODE, MASK, CLASS, 0, CPA, OPS, QUALS, 0, 0, 0, NULL } #define MOPS_CPY_OP1_OP2_PME_INSN(NAME, OPCODE, MASK, FLAGS, CONSTRAINTS) \ MOPS_INSN (NAME, OPCODE, MASK, 0, \ @@ -6392,6 +6402,12 @@ const struct aarch64_opcode aarch64_opcode_table[] = SVE2p1_INSNC("st3q",0xe4a00000, 0xffe0e000, sve_misc, 0, OP3 (SME_Zt3, SVE_Pg3, SVE_ADDR_RR_LSL4), OP_SVE_QUU, 0, C_SCAN_MOVPRFX, 0), SVE2p1_INSNC("st4q",0xe4e00000, 0xffe0e000, sve_misc, 0, OP3 (SME_Zt4, SVE_Pg3, SVE_ADDR_RR_LSL4), OP_SVE_QUU, 0, C_SCAN_MOVPRFX, 0), +/* Checked Pointer Arithmetic Instructions. */ + CPA_INSN ("addpt", 0x9a002000, 0xffe0e000, aarch64_misc, OP3 (Rd_SP, Rn_SP, Rm_LSL), QL_I3SAMEX), + CPA_INSN ("subpt", 0xda002000, 0xffe0e000, aarch64_misc, OP3 (Rd_SP, Rn_SP, Rm_LSL), QL_I3SAMEX), + CPA_INSN ("maddpt", 0x9b600000, 0xffe08000, aarch64_misc, OP4 (Rd, Rn, Rm, Ra), QL_I4SAMEX), + CPA_INSN ("msubpt", 0x9b608000, 0xffe08000, aarch64_misc, OP4 (Rd, Rn, Rm, Ra), QL_I4SAMEX), + {0, 0, 0, 0, 0, 0, {}, {}, 0, 0, 0, NULL}, }; @@ -6440,6 +6456,8 @@ const struct aarch64_opcode aarch64_opcode_table[] = "an integer register with optional extension") \ Y(MODIFIED_REG, reg_shifted, "Rm_SFT", 0, F(), \ "an integer register with optional shift") \ + Y(MODIFIED_REG, reg_lsl_shifted, "Rm_LSL", 0, F(), \ + "an integer register with optional LSL shift") \ Y(FP_REG, regno, "Fd", 0, F(FLD_Rd), "a floating-point register") \ Y(FP_REG, regno, "Fn", 0, F(FLD_Rn), "a floating-point register") \ Y(FP_REG, regno, "Fm", 0, F(FLD_Rm), "a floating-point register") \ |