# RUN: llvm-mc -triple i386-linux-gnu %s | FileCheck %s # Checking that the '%' was evaluated as a string first # In a fail scenario: The asmprint will print: addl $%(1+4), %eax # CHECK: addl $5, %eax .altmacro .macro percent_expr arg addl $\arg, %eax .endm percent_expr %(1+4) # Checking that the second '%' acts as modulo operator # The altmacro percent '%' must be located before the first argument # If a percent is located in the middle of the estimated argument without any # '%' in the beginning , error will be generated. # The second percent '%' after the first altmacro percent '%' is a regular operator. # CHECK: addl $1, %eax .macro inner_percent arg addl $\arg, %eax .endm inner_percent %(1%4) # Checking for nested macro # The first argument use is for the calling function and the second use is for the evaluation. # CHECK: addl $1, %eax .macro macro_call_0 number addl $\number, %eax .endm .macro macro_call_1 number macro_call_\number %(\number + 1) .endm macro_call_1 %(1-1) # Checking the ability to pass a number of arguments. # The arguments can be separated by ',' or not. # CHECK: label013: # CHECK: addl $0, %eax # CHECK: addl $1, %eax # CHECK: addl $3, %eax # CHECK: label014: # CHECK: addl $0, %eax # CHECK: addl $1, %eax # CHECK: addl $4, %eax .macro multi_args_macro arg1 arg2 arg3 label\arg1\arg2\arg3: addl $\arg1, %eax addl $\arg2, %eax addl $\arg3, %eax .endm multi_args_macro %(1+4-5) 1 %2+1 multi_args_macro %(1+4-5),1,%4%10