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# MACRO: system_call
# Make a libgloss/Linux system call
.macro system_call nr:req
addi r12, r0, \nr;
brki r14, 8;
.endm
# MACRO: exit
.macro exit nr:req
addi r3, r0, \nr;
bri 0;
.endm
# MACRO: pass
# Write 'pass' to stdout and quit
.macro pass
write 1, 1f, 5
exit 0
.data
1: .asciz "pass\n"
.endm
# MACRO: fail
# Write 'fail' to stdout and quit
.macro fail
write 1, 1f, 5
exit 1
.data
1: .asciz "fail\n"
.endm
# MACRO: start
# All assembler tests should start with a call to "start"
.macro start
.text
.global _start
_start:
.endm
# MACRO: write
# Just like the write() C function; uses system calls
.macro write fd:req, buf:req, count:req
addi r5, r0, \fd;
addi r6, r0, \buf;
addi r7, r0, \count;
system_call 5
.endm
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