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Added tests for writing and reading to HPMCOUNTERM csrs

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This commit is contained in:
Alexa Wright 2023-04-01 16:02:23 -07:00
parent 0b5bc37424
commit 59596cd7cc
1 changed files with 45 additions and 1 deletions
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46
tests/coverage/priv.S
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@ -42,5 +42,49 @@ main:
csrw scause, t0
csrw sepc, t0
csrw stimecmp, t0
# Switch to machine mode
li a0, 3
ecall
# Testing the HPMCOUNTERM performance counter: writing
# Base address is 2816 (MHPMCOUNTERBASE)
# There are 32 HPMCOUNTER registers
csrw 2816, t0
csrw 2817, t0
csrw 2818, t0
csrw 2819, t0
csrw 2820, t0
csrw 2821, t0
csrw 2822, t0
csrw 2823, t0
csrw 2824, t0
csrw 2825, t0
csrw 2826, t0
csrw 2827, t0
csrw 2828, t0
csrw 2829, t0
csrw 2830, t0
csrw 2831, t0
csrw 2832, t0
csrw 2833, t0
csrw 2834, t0
csrw 2835, t0
csrw 2836, t0
csrw 2837, t0
csrw 2838, t0
csrw 2839, t0
csrw 2840, t0
csrw 2841, t0
csrw 2842, t0
csrw 2843, t0
csrw 2844, t0
csrw 2845, t0
csrw 2846, t0
csrw 2847, t0
# Testing the HPMCOUNTERM performance counter: reading
csrr t0, 2817
j done