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# SPDX-License-Identifier: GPL-3.0-or-later
selection_rules:
-
id: select_g_lshr_s64_word_immediate
priority: 500
match:
opcode: G_LSHR
result_type: { kind: scalar, bits: 64 }
operand_types:
- { index: 1, kind: scalar, bits: 64 }
- { index: 2, kind: scalar, bits: 64 }
operand_banks:
- { index: 0, bank: GPR }
- { index: 1, bank: GPR }
- { index: 2, bank: GPR }
operand_def_constants:
- index: 2
ranges: [{ min: 0, max: 31 }]
def_use:
- operand: 1
opcode: G_AND
captures:
- { id: source, operand: 1 }
operand_def_constants:
- index: 2
ranges: [{ min: 4294967295, max: 4294967295 }]
apply:
instructions:
- opcode: SRLIW
root: true
operands:
- { operand: 0 }
- { captured_operand: source }
- { captured_immediate: 2 }
erase_operand_definitions: [1, 2]
-
id: select_g_ashr_s64_word_immediate
priority: 500
match:
opcode: G_ASHR
result_type: { kind: scalar, bits: 64 }
operand_types:
- { index: 1, kind: scalar, bits: 64 }
- { index: 2, kind: scalar, bits: 64 }
operand_banks:
- { index: 0, bank: GPR }
- { index: 1, bank: GPR }
- { index: 2, bank: GPR }
operand_def_constants:
- index: 2
ranges: [{ min: 0, max: 31 }]
def_use:
- operand: 1
opcode: G_SEXT_INREG
captures:
- { id: source, operand: 1 }
operand_def_constants:
- index: 2
ranges: [{ min: 32, max: 32 }]
apply:
instructions:
- opcode: SRAIW
root: true
operands:
- { operand: 0 }
- { captured_operand: source }
- { captured_immediate: 2 }
erase_operand_definitions: [1, 2]
-
id: select_g_shl_s64_immediate
priority: 400
match:
opcode: G_SHL
result_type: { kind: scalar, bits: 64 }
operand_types:
- { index: 1, kind: scalar, bits: 64 }
- { index: 2, kind: scalar, bits: 64 }
operand_banks:
- { index: 0, bank: GPR }
- { index: 1, bank: GPR }
- { index: 2, bank: GPR }
operand_def_constants:
- index: 2
ranges: [{ min: 0, max: 63 }]
apply:
instructions:
- opcode: SLLI
root: true
operands: [{ operand: 0 }, { operand: 1 }, { captured_immediate: 2 }]
erase_operand_definitions: [2]
-
id: select_g_lshr_s64_immediate
priority: 400
match:
opcode: G_LSHR
result_type: { kind: scalar, bits: 64 }
operand_types:
- { index: 1, kind: scalar, bits: 64 }
- { index: 2, kind: scalar, bits: 64 }
operand_banks:
- { index: 0, bank: GPR }
- { index: 1, bank: GPR }
- { index: 2, bank: GPR }
operand_def_constants:
- index: 2
ranges: [{ min: 0, max: 63 }]
apply:
instructions:
- opcode: SRLI
root: true
operands: [{ operand: 0 }, { operand: 1 }, { captured_immediate: 2 }]
erase_operand_definitions: [2]
-
id: select_g_ashr_s64_immediate
priority: 400
match:
opcode: G_ASHR
result_type: { kind: scalar, bits: 64 }
operand_types:
- { index: 1, kind: scalar, bits: 64 }
- { index: 2, kind: scalar, bits: 64 }
operand_banks:
- { index: 0, bank: GPR }
- { index: 1, bank: GPR }
- { index: 2, bank: GPR }
operand_def_constants:
- index: 2
ranges: [{ min: 0, max: 63 }]
apply:
instructions:
- opcode: SRAI
root: true
operands: [{ operand: 0 }, { operand: 1 }, { captured_immediate: 2 }]
erase_operand_definitions: [2]
-
id: select_g_shl_s64_register
priority: 100
match:
opcode: G_SHL
result_type: { kind: scalar, bits: 64 }
operand_types:
- { index: 1, kind: scalar, bits: 64 }
- { index: 2, kind: scalar, bits: 64 }
operand_banks:
- { index: 0, bank: GPR }
- { index: 1, bank: GPR }
- { index: 2, bank: GPR }
apply:
instructions:
- opcode: SLL
root: true
operands:
- { operand: 0 }
- { operand: 1 }
- { complex: shift_mask_xlen, operand: 2 }
-
id: select_g_lshr_s64_register
priority: 100
match:
opcode: G_LSHR
result_type: { kind: scalar, bits: 64 }
operand_types:
- { index: 1, kind: scalar, bits: 64 }
- { index: 2, kind: scalar, bits: 64 }
operand_banks:
- { index: 0, bank: GPR }
- { index: 1, bank: GPR }
- { index: 2, bank: GPR }
apply:
instructions:
- opcode: SRL
root: true
operands:
- { operand: 0 }
- { operand: 1 }
- { complex: shift_mask_xlen, operand: 2 }
-
id: select_g_ashr_s64_register
priority: 100
match:
opcode: G_ASHR
result_type: { kind: scalar, bits: 64 }
operand_types:
- { index: 1, kind: scalar, bits: 64 }
- { index: 2, kind: scalar, bits: 64 }
operand_banks:
- { index: 0, bank: GPR }
- { index: 1, bank: GPR }
- { index: 2, bank: GPR }
apply:
instructions:
- opcode: SRA
root: true
operands:
- { operand: 0 }
- { operand: 1 }
- { complex: shift_mask_xlen, operand: 2 }
|
