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# mach: bpf
# output: pass\nexit 0 (0x0)\n
;;; jmp32.s
;;; Tests for eBPF JMP32 instructions in simulator
.include "testutils.inc"
.text
.global main
.type main, @function
main:
mov32 %r1, 5
mov32 %r2, 2
mov32 %r3, 7
mov32 %r4, -1
;; ja - jump absolute (unconditional)
ja 2f
1: fail
2: ;; jeq - jump eq
jeq32 %r1, 4, 1b ; no
jeq32 %r1, %r2, 1b ; no
jeq32 %r1, 5, 2f ; yes
fail
2: jeq32 %r1, %r1, 2f ; yes
fail
2: ;; jgt - jump (unsigned) greater-than
jgt32 %r1, 6, 1b ; no
jgt32 %r1, -5, 1b ; no - unsigned
jgt32 %r1, %r4, 1b ; no - unsigned
jgt32 %r1, 4, 2f ; yes
fail
2: jgt32 %r1, %r2, 2f ; yes
fail
2: ;; jge - jump (unsigned) greater-than-or-equal-to
jge32 %r1, 6, 1b ; no
jge32 %r1, 5, 2f ; yes
fail
2: jge32 %r1, %r3, 1b ; no
jge32 %r1, -5, 1b ; no - unsigned
jge32 %r1, %r2, 2f ; yes
fail
2: ;; jlt - jump (unsigned) less-than
jlt32 %r1, 5, 1b ; no
jlt32 %r1, %r2, 1b ; no
jlt32 %r4, %r1, 1b ; no - unsigned
jlt32 %r1, 6, 2f ; yes
fail
2:
jlt32 %r1, %r3, 2f ; yes
fail
2: ;; jle - jump (unsigned) less-than-or-equal-to
jle32 %r1, 4, 1b ; no
jle32 %r1, %r2, 1b ; no
jle32 %r4, %r1, 1b ; no
jle32 %r1, 5, 2f ; yes
fail
2: jle32 %r1, %r1, 2f ; yes
fail
2: ;; jset - jump "test" (AND)
jset32 %r1, 2, 1b ; no (5 & 2 = 0)
jset32 %r1, %r2, 1b ; no (same)
jset32 %r1, 4, 2f ; yes (5 & 4 != 0)
fail
2: ;; jne - jump not-equal-to
jne32 %r1, 5, 1b ; no
jne32 %r1, %r1, 1b ; no
jne32 %r1, 6, 2f ; yes
fail
2: jne32 %r1, %r4, 2f ; yes
fail
2: ;; jsgt - jump (signed) greater-than
jsgt32 %r1, %r3, 1b ; no
jsgt32 %r1, %r1, 1b ; no
jsgt32 %r1, 5, 1b ; no
jsgt32 %r1, -4, 2f ; yes
fail
2: jsgt32 %r1, %r4, 2f ; yes
fail
2: ;; jsge - jump (signed) greater-than-or-equal-to
jsge32 %r1, %r3, 1b ; no
jsge32 %r1, %r1, 2f ; yes
fail
2: jsge32 %r1, 7, 1b ; no
jsge32 %r1, -4, 2f ; yes
fail
2: jsge32 %r1, %r4, 2f ; yes
fail
2: ;; jslt - jump (signed) less-than
jslt32 %r1, 5, 1b ; no
jslt32 %r1, %r2, 1b ; no
jslt32 %r4, %r1, 2f ; yes
fail
2: jslt32 %r1, 6, 2f ; yes
fail
2: jslt32 %r1, %r3, 2f ; yes
fail
2: ;; jsle - jump (signed) less-than-or-equal-to
jsle32 %r1, 4, 1b ; no
jsle32 %r1, %r2, 1b ; no
jsle32 %r4, %r1, 2f ; yes
fail
2: jsle32 %r1, 5, 2f ; yes
fail
2: jsle32 %r1, %r3, 2f ; yes
fail
2:
pass
|
