7d890b4074
Signed-off-by: Max Filippov <jcmvbkbc@gmail.com> Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
158 lines
2.4 KiB
ArmAsm
158 lines
2.4 KiB
ArmAsm
.include "macros.inc"
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.purgem test
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.macro test name
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movi a2, 1f
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movi a3, 99f
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0:
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ipf a2, 0
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ipf a2, 4
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ipf a2, 8
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ipf a2, 12
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addi a2, a2, 16
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blt a2, a3, 0b
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j 1f
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.align 4
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1:
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.endm
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test_suite pipeline
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test register_no_stall
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rsr a3, ccount
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add a5, a6, a6
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add a6, a5, a5
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rsr a4, ccount
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sub a3, a4, a3
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assert eqi, a3, 3
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test_end
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test register_stall
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l32i a5, a1, 0 /* data cache preload */
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nop
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rsr a3, ccount
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l32i a5, a1, 0
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add a6, a5, a5 /* M-to-E interlock */
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rsr a4, ccount
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sub a3, a4, a3
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assert eqi, a3, 4
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test_end
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test j0_stall
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rsr a3, ccount
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j 1f /* E + 2-cycle penalty */
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1:
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rsr a4, ccount /* E */
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sub a3, a4, a3
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assert eqi, a3, 4
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test_end
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test j1_stall
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rsr a3, ccount
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j 1f
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nop
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1:
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rsr a4, ccount
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sub a3, a4, a3
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assert eqi, a3, 4
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test_end
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test j5_stall
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rsr a3, ccount
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j 1f
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nop
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nop
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nop
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nop
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nop
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1:
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rsr a4, ccount
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sub a3, a4, a3
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assert eqi, a3, 4
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test_end
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test b_no_stall
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movi a5, 1
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rsr a3, ccount
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beqi a5, 2, 1f
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rsr a4, ccount
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sub a3, a4, a3
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assert eqi, a3, 2
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1:
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test_end
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test b1_stall
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movi a5, 1
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rsr a3, ccount
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beqi a5, 1, 1f
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nop
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1:
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rsr a4, ccount
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sub a3, a4, a3
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assert eqi, a3, 4
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test_end
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test b5_stall
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movi a5, 1
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rsr a3, ccount
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beqi a5, 1, 1f
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nop
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nop
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nop
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nop
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nop
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1:
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rsr a4, ccount
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sub a3, a4, a3
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assert eqi, a3, 4
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test_end
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/* PS *SYNC */
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test ps_dsync
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rsr a5, ps
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isync
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rsr a3, ccount
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wsr a5, ps
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dsync
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rsr a4, ccount
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sub a3, a4, a3
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assert eqi, a3, 5
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test_end
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test ps_esync
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rsr a5, ps
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isync
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rsr a3, ccount
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wsr a5, ps
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esync
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rsr a4, ccount
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sub a3, a4, a3
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assert eqi, a3, 5
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test_end
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test ps_rsync
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rsr a5, ps
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isync
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rsr a3, ccount
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wsr a5, ps
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rsync
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rsr a4, ccount
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sub a3, a4, a3
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assert eqi, a3, 5
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test_end
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test ps_isync
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rsr a5, ps
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isync
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rsr a3, ccount
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wsr a5, ps
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isync
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rsr a4, ccount
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sub a3, a4, a3
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movi a4, 9
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assert eq, a3, a4
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test_end
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test_suite_end
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