From 6efa660124f481a5ba415cedd195764ea6ac09fd Mon Sep 17 00:00:00 2001 From: Richard Sandiford Date: Thu, 30 Mar 2023 11:09:16 +0100 Subject: aarch64: Add the SME2 shift instructions There are two instruction formats here: - SQRSHR, SQRSHRU and UQRSHR, which operate on lists of two or four registers. - SQRSHRN, SQRSHRUN and UQRSHRN, which operate on lists of four registers. These are the first SME2 instructions to have immediate operands. The patch makes sure that, when parsing SME2 instructions with immediate operands, the new predicate-as-counter registers are parsed as registers rather than as #-less immediates. --- opcodes/aarch64-opc-2.c | 2 ++ 1 file changed, 2 insertions(+) (limited to 'opcodes/aarch64-opc-2.c') diff --git a/opcodes/aarch64-opc-2.c b/opcodes/aarch64-opc-2.c index a2ef94536ff..ae707ef82c9 100644 --- a/opcodes/aarch64-opc-2.c +++ b/opcodes/aarch64-opc-2.c @@ -273,6 +273,8 @@ const struct aarch64_operand aarch64_operands[] = {AARCH64_OPND_CLASS_ADDRESS, "SME_ADDR_RI_U4xVL", OPD_F_HAS_INSERTER | OPD_F_HAS_EXTRACTOR, {FLD_Rn,FLD_imm4_0}, "memory offset"}, {AARCH64_OPND_CLASS_ADDRESS, "SME_SM_ZA", OPD_F_HAS_INSERTER | OPD_F_HAS_EXTRACTOR, {FLD_CRm}, "streaming mode"}, {AARCH64_OPND_CLASS_SVE_REG, "SME_PnT_Wm_imm", OPD_F_HAS_INSERTER | OPD_F_HAS_EXTRACTOR, {FLD_SME_Rm,FLD_SVE_Pn,FLD_SME_i1,FLD_SME_tszh,FLD_SME_tszl}, "Source scalable predicate register with index "}, + {AARCH64_OPND_CLASS_IMMEDIATE, "SME_SHRIMM4", OPD_F_HAS_INSERTER | OPD_F_HAS_EXTRACTOR, {FLD_SVE_imm4}, "a shift-right immediate operand"}, + {AARCH64_OPND_CLASS_IMMEDIATE, "SME_SHRIMM5", 1 << OPD_F_OD_LSB | OPD_F_HAS_INSERTER | OPD_F_HAS_EXTRACTOR, {FLD_SVE_tszh,FLD_SVE_imm5b}, "a shift-right immediate operand"}, {AARCH64_OPND_CLASS_SVE_REG, "SME_Zm_INDEX1", OPD_F_HAS_INSERTER | OPD_F_HAS_EXTRACTOR, {FLD_SME_Zm, FLD_imm1_10}, "an indexed SVE vector register"}, {AARCH64_OPND_CLASS_SVE_REG, "SME_Zm_INDEX2", OPD_F_HAS_INSERTER | OPD_F_HAS_EXTRACTOR, {FLD_SME_Zm, FLD_imm2_10}, "an indexed SVE vector register"}, {AARCH64_OPND_CLASS_SVE_REG, "SME_Zm_INDEX3_1", OPD_F_HAS_INSERTER | OPD_F_HAS_EXTRACTOR, {FLD_SME_Zm, FLD_imm1_10, FLD_imm2_1}, "an indexed SVE vector register"}, -- cgit v1.2.1