121 lines
3 KiB
ArmAsm
121 lines
3 KiB
ArmAsm
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# mach: bpf
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# output: pass\nexit 0 (0x0)\n
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;;; jmp.s
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;;; Tests for eBPF JMP instructions in simulator
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.include "testutils.inc"
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.text
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.global main
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.type main, @function
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main:
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mov %r1, 5
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mov %r2, 2
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mov %r3, 7
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mov %r4, -1
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;; ja - jump absolute (unconditional)
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ja 2f
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1: fail
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2: ;; jeq - jump eq
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jeq %r1, 4, 1b ; no
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jeq %r1, %r2, 1b ; no
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jeq %r1, 5, 2f ; yes
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fail
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2: jeq %r1, %r1, 2f ; yes
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fail
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2: ;; jgt - jump (unsigned) greater-than
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jgt %r1, 6, 1b ; no
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jgt %r1, -5, 1b ; no - unsigned
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jgt %r1, %r4, 1b ; no - unsigned
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jgt %r1, 4, 2f ; yes
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fail
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2: jgt %r1, %r2, 2f ; yes
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fail
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2: ;; jge - jump (unsigned) greater-than-or-equal-to
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jge %r1, 6, 1b ; no
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jge %r1, 5, 2f ; yes
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fail
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2: jge %r1, %r3, 1b ; no
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jge %r1, -5, 1b ; no - unsigned
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jge %r1, %r2, 2f ; yes
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fail
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2: ;; jlt - jump (unsigned) less-than
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jlt %r1, 5, 1b ; no
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jlt %r1, %r2, 1b ; no
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jlt %r4, %r1, 1b ; no - unsigned
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jlt %r1, 6, 2f ; yes
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fail
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2:
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jlt %r1, %r3, 2f ; yes
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fail
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2: ;; jle - jump (unsigned) less-than-or-equal-to
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jle %r1, 4, 1b ; no
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jle %r1, %r2, 1b ; no
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jle %r4, %r1, 1b ; no
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jle %r1, 5, 2f ; yes
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fail
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2: jle %r1, %r1, 2f ; yes
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fail
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2: ;; jset - jump "test" (AND)
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jset %r1, 2, 1b ; no (5 & 2 = 0)
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jset %r1, %r2, 1b ; no (same)
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jset %r1, 4, 2f ; yes (5 & 4 != 0)
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fail
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2: ;; jne - jump not-equal-to
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jne %r1, 5, 1b ; no
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jne %r1, %r1, 1b ; no
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jne %r1, 6, 2f ; yes
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fail
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2: jne %r1, %r4, 2f ; yes
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fail
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2: ;; jsgt - jump (signed) greater-than
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jsgt %r1, %r3, 1b ; no
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jsgt %r1, %r1, 1b ; no
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jsgt %r1, 5, 1b ; no
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jsgt %r1, -4, 2f ; yes
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fail
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2: jsgt %r1, %r4, 2f ; yes
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fail
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2: ;; jsge - jump (signed) greater-than-or-equal-to
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jsge %r1, %r3, 1b ; no
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jsge %r1, %r1, 2f ; yes
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fail
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2: jsge %r1, 7, 1b ; no
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jsge %r1, -4, 2f ; yes
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fail
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2: jsge %r1, %r4, 2f ; yes
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fail
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2: ;; jslt - jump (signed) less-than
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jslt %r1, 5, 1b ; no
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jslt %r1, %r2, 1b ; no
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jslt %r4, %r1, 2f ; yes
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fail
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2: jslt %r1, 6, 2f ; yes
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fail
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2: jslt %r1, %r3, 2f ; yes
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fail
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2: ;; jsle - jump (signed) less-than-or-equal-to
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jsle %r1, 4, 1b ; no
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jsle %r1, %r2, 1b ; no
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jsle %r4, %r1, 2f ; yes
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fail
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2: jsle %r1, 5, 2f ; yes
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fail
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2: jsle %r1, %r3, 2f ; yes
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fail
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2:
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pass
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