|  | # RUN: not llvm-mc %s -triple=riscv32 2>&1 | FileCheck %s | 
|  | # RUN: not llvm-mc %s -triple=riscv64 2>&1 | FileCheck %s | 
|  |  | 
|  | # The below tests for lr(.w), sc(.w) and amo*(.w), using `0(reg)` are actually | 
|  | # implemented using a custom parser. These tests ensure the custom parser gives | 
|  | # good error messages. | 
|  |  | 
|  | lr.w a1, a0     # CHECK: :[[@LINE]]:10: error: expected '(' or optional integer offset | 
|  | lr.w a1, foo    # CHECK: :[[@LINE]]:10: error: expected '(' or optional integer offset | 
|  | lr.w a1, 1(a0)  # CHECK: :[[@LINE]]:10: error: optional integer offset must be 0 | 
|  | lr.w a1, (foo)  # CHECK: :[[@LINE]]:11: error: expected register | 
|  | lr.w a1, 0(foo) # CHECK: :[[@LINE]]:12: error: expected register | 
|  | lr.w a1, (f0)   # CHECK: :[[@LINE]]:11: error: invalid operand for instruction | 
|  | lr.w a1, 0(f0)  # CHECK: :[[@LINE]]:12: error: invalid operand for instruction | 
|  | lr.w a1, 0(a0   # CHECK: :[[@LINE]]:17: error: expected ')' | 
|  | lr.w a1, (a0    # CHECK: :[[@LINE]]:17: error: expected ')' | 
|  |  | 
|  | sc.w a2, a1, a0     # CHECK: :[[@LINE]]:14: error: expected '(' or optional integer offset | 
|  | sc.w a2, a1, foo    # CHECK: :[[@LINE]]:14: error: expected '(' or optional integer offset | 
|  | sc.w a2, a1, 1(a0)  # CHECK: :[[@LINE]]:14: error: optional integer offset must be 0 | 
|  | sc.w a2, a1, (foo)  # CHECK: :[[@LINE]]:15: error: expected register | 
|  | sc.w a2, a1, 0(foo) # CHECK: :[[@LINE]]:16: error: expected register | 
|  | sc.w a2, a1, (f0)   # CHECK: :[[@LINE]]:15: error: invalid operand for instruction | 
|  | sc.w a2, a1, 0(f0)  # CHECK: :[[@LINE]]:16: error: invalid operand for instruction | 
|  | sc.w a2, a1, 0(a0   # CHECK: :[[@LINE]]:21: error: expected ')' | 
|  | sc.w a2, a1, (a0    # CHECK: :[[@LINE]]:21: error: expected ')' | 
|  |  | 
|  | amoswap.w a2, a1, a0     # CHECK: :[[@LINE]]:19: error: expected '(' or optional integer offset | 
|  | amoswap.w a2, a1, foo    # CHECK: :[[@LINE]]:19: error: expected '(' or optional integer offset | 
|  | amoswap.w a2, a1, 1(a0)  # CHECK: :[[@LINE]]:19: error: optional integer offset must be 0 | 
|  | amoswap.w a2, a1, (foo)  # CHECK: :[[@LINE]]:20: error: expected register | 
|  | amoswap.w a2, a1, 0(foo) # CHECK: :[[@LINE]]:21: error: expected register | 
|  | amoswap.w a2, a1, (f0)   # CHECK: :[[@LINE]]:20: error: invalid operand for instruction | 
|  | amoswap.w a2, a1, 0(f0)  # CHECK: :[[@LINE]]:21: error: invalid operand for instruction | 
|  | amoswap.w a2, a1, 0(a0   # CHECK: :[[@LINE]]:26: error: expected ')' | 
|  | amoswap.w a2, a1, (a0    # CHECK: :[[@LINE]]:26: error: expected ')' | 
|  |  | 
|  | amoadd.w a2, a1, a0     # CHECK: :[[@LINE]]:18: error: expected '(' or optional integer offset | 
|  | amoadd.w a2, a1, foo    # CHECK: :[[@LINE]]:18: error: expected '(' or optional integer offset | 
|  | amoadd.w a2, a1, 1(a0)  # CHECK: :[[@LINE]]:18: error: optional integer offset must be 0 | 
|  | amoadd.w a2, a1, (foo)  # CHECK: :[[@LINE]]:19: error: expected register | 
|  | amoadd.w a2, a1, 0(foo) # CHECK: :[[@LINE]]:20: error: expected register | 
|  | amoadd.w a2, a1, (f0)   # CHECK: :[[@LINE]]:19: error: invalid operand for instruction | 
|  | amoadd.w a2, a1, 0(f0)  # CHECK: :[[@LINE]]:20: error: invalid operand for instruction | 
|  | amoadd.w a2, a1, 0(a0   # CHECK: :[[@LINE]]:25: error: expected ')' | 
|  | amoadd.w a2, a1, (a0    # CHECK: :[[@LINE]]:25: error: expected ')' | 
|  |  | 
|  | amoxor.w a2, a1, a0     # CHECK: :[[@LINE]]:18: error: expected '(' or optional integer offset | 
|  | amoxor.w a2, a1, foo    # CHECK: :[[@LINE]]:18: error: expected '(' or optional integer offset | 
|  | amoxor.w a2, a1, 1(a0)  # CHECK: :[[@LINE]]:18: error: optional integer offset must be 0 | 
|  | amoxor.w a2, a1, (foo)  # CHECK: :[[@LINE]]:19: error: expected register | 
|  | amoxor.w a2, a1, 0(foo) # CHECK: :[[@LINE]]:20: error: expected register | 
|  | amoxor.w a2, a1, (f0)   # CHECK: :[[@LINE]]:19: error: invalid operand for instruction | 
|  | amoxor.w a2, a1, 0(f0)  # CHECK: :[[@LINE]]:20: error: invalid operand for instruction | 
|  | amoxor.w a2, a1, 0(a0   # CHECK: :[[@LINE]]:25: error: expected ')' | 
|  | amoxor.w a2, a1, (a0    # CHECK: :[[@LINE]]:25: error: expected ')' | 
|  |  | 
|  | amoand.w a2, a1, a0     # CHECK: :[[@LINE]]:18: error: expected '(' or optional integer offset | 
|  | amoand.w a2, a1, foo    # CHECK: :[[@LINE]]:18: error: expected '(' or optional integer offset | 
|  | amoand.w a2, a1, 1(a0)  # CHECK: :[[@LINE]]:18: error: optional integer offset must be 0 | 
|  | amoand.w a2, a1, (foo)  # CHECK: :[[@LINE]]:19: error: expected register | 
|  | amoand.w a2, a1, 0(foo) # CHECK: :[[@LINE]]:20: error: expected register | 
|  | amoand.w a2, a1, (f0)   # CHECK: :[[@LINE]]:19: error: invalid operand for instruction | 
|  | amoand.w a2, a1, 0(f0)  # CHECK: :[[@LINE]]:20: error: invalid operand for instruction | 
|  | amoand.w a2, a1, 0(a0   # CHECK: :[[@LINE]]:25: error: expected ')' | 
|  | amoand.w a2, a1, (a0    # CHECK: :[[@LINE]]:25: error: expected ')' | 
|  |  | 
|  | amoor.w a2, a1, a0     # CHECK: :[[@LINE]]:17: error: expected '(' or optional integer offset | 
|  | amoor.w a2, a1, foo    # CHECK: :[[@LINE]]:17: error: expected '(' or optional integer offset | 
|  | amoor.w a2, a1, 1(a0)  # CHECK: :[[@LINE]]:17: error: optional integer offset must be 0 | 
|  | amoor.w a2, a1, (foo)  # CHECK: :[[@LINE]]:18: error: expected register | 
|  | amoor.w a2, a1, 0(foo) # CHECK: :[[@LINE]]:19: error: expected register | 
|  | amoor.w a2, a1, (f0)   # CHECK: :[[@LINE]]:18: error: invalid operand for instruction | 
|  | amoor.w a2, a1, 0(f0)  # CHECK: :[[@LINE]]:19: error: invalid operand for instruction | 
|  | amoor.w a2, a1, 0(a0   # CHECK: :[[@LINE]]:24: error: expected ')' | 
|  | amoor.w a2, a1, (a0    # CHECK: :[[@LINE]]:24: error: expected ')' | 
|  |  | 
|  | amomin.w a2, a1, a0     # CHECK: :[[@LINE]]:18: error: expected '(' or optional integer offset | 
|  | amomin.w a2, a1, foo    # CHECK: :[[@LINE]]:18: error: expected '(' or optional integer offset | 
|  | amomin.w a2, a1, 1(a0)  # CHECK: :[[@LINE]]:18: error: optional integer offset must be 0 | 
|  | amomin.w a2, a1, (foo)  # CHECK: :[[@LINE]]:19: error: expected register | 
|  | amomin.w a2, a1, 0(foo) # CHECK: :[[@LINE]]:20: error: expected register | 
|  | amomin.w a2, a1, (f0)   # CHECK: :[[@LINE]]:19: error: invalid operand for instruction | 
|  | amomin.w a2, a1, 0(f0)  # CHECK: :[[@LINE]]:20: error: invalid operand for instruction | 
|  | amomin.w a2, a1, 0(a0   # CHECK: :[[@LINE]]:25: error: expected ')' | 
|  | amomin.w a2, a1, (a0    # CHECK: :[[@LINE]]:25: error: expected ')' | 
|  |  | 
|  | amomax.w a2, a1, a0     # CHECK: :[[@LINE]]:18: error: expected '(' or optional integer offset | 
|  | amomax.w a2, a1, foo    # CHECK: :[[@LINE]]:18: error: expected '(' or optional integer offset | 
|  | amomax.w a2, a1, 1(a0)  # CHECK: :[[@LINE]]:18: error: optional integer offset must be 0 | 
|  | amomax.w a2, a1, (foo)  # CHECK: :[[@LINE]]:19: error: expected register | 
|  | amomax.w a2, a1, 0(foo) # CHECK: :[[@LINE]]:20: error: expected register | 
|  | amomax.w a2, a1, (f0)   # CHECK: :[[@LINE]]:19: error: invalid operand for instruction | 
|  | amomax.w a2, a1, 0(f0)  # CHECK: :[[@LINE]]:20: error: invalid operand for instruction | 
|  | amomax.w a2, a1, 0(a0   # CHECK: :[[@LINE]]:25: error: expected ')' | 
|  | amomax.w a2, a1, (a0    # CHECK: :[[@LINE]]:25: error: expected ')' | 
|  |  | 
|  | amominu.w a2, a1, a0     # CHECK: :[[@LINE]]:19: error: expected '(' or optional integer offset | 
|  | amominu.w a2, a1, foo    # CHECK: :[[@LINE]]:19: error: expected '(' or optional integer offset | 
|  | amominu.w a2, a1, 1(a0)  # CHECK: :[[@LINE]]:19: error: optional integer offset must be 0 | 
|  | amominu.w a2, a1, (foo)  # CHECK: :[[@LINE]]:20: error: expected register | 
|  | amominu.w a2, a1, 0(foo) # CHECK: :[[@LINE]]:21: error: expected register | 
|  | amominu.w a2, a1, (f0)   # CHECK: :[[@LINE]]:20: error: invalid operand for instruction | 
|  | amominu.w a2, a1, 0(f0)  # CHECK: :[[@LINE]]:21: error: invalid operand for instruction | 
|  | amominu.w a2, a1, 0(a0   # CHECK: :[[@LINE]]:26: error: expected ')' | 
|  | amominu.w a2, a1, (a0    # CHECK: :[[@LINE]]:26: error: expected ')' | 
|  |  | 
|  | amomaxu.w a2, a1, a0     # CHECK: :[[@LINE]]:19: error: expected '(' or optional integer offset | 
|  | amomaxu.w a2, a1, foo    # CHECK: :[[@LINE]]:19: error: expected '(' or optional integer offset | 
|  | amomaxu.w a2, a1, 1(a0)  # CHECK: :[[@LINE]]:19: error: optional integer offset must be 0 | 
|  | amomaxu.w a2, a1, (foo)  # CHECK: :[[@LINE]]:20: error: expected register | 
|  | amomaxu.w a2, a1, 0(foo) # CHECK: :[[@LINE]]:21: error: expected register | 
|  | amomaxu.w a2, a1, (f0)   # CHECK: :[[@LINE]]:20: error: invalid operand for instruction | 
|  | amomaxu.w a2, a1, 0(f0)  # CHECK: :[[@LINE]]:21: error: invalid operand for instruction | 
|  | amomaxu.w a2, a1, 0(a0   # CHECK: :[[@LINE]]:26: error: expected ')' | 
|  | amomaxu.w a2, a1, (a0    # CHECK: :[[@LINE]]:26: error: expected ')' |