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sw: Fix runtime exit routine #51

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sw: Fix runtime exit routine #51

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25b1314
sw: Fix runtime routine
Smephite Dec 8, 2025
0c819b2
sw: Fix multi-cluster setting EOC correctly
Smephite Dec 19, 2025
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11 changes: 10 additions & 1 deletion sw/snRuntime/src/platforms/cheshire/start_snitch.S
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Original file line number Diff line number Diff line change
Expand Up @@ -15,7 +15,7 @@ _snrt_exit:
addi sp, sp, -8
sw a0, 0(sp)
sw ra, 4(sp)
call snrt_global_core_idx
call snrt_cluster_core_idx
# reload exit code into t0
lw t0, 0(sp)
lw ra, 4(sp)
Expand All @@ -25,8 +25,17 @@ _snrt_exit:
# - a0: global core index
# - t0: exit code
bnez a0, 1f
addi sp, sp, -8
sw a0, 0(sp)
sw ra, 4(sp)

slli t0, t0, 1
ori t0, t0, 1
mv a0, t0
call snrt_set_eoc_and_return_code

lw t0, 0(sp)
lw ra, 4(sp)
addi sp, sp, 8

1: ret
2 changes: 1 addition & 1 deletion sw/snRuntime/src/platforms/standalone/start_snitch.S
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Original file line number Diff line number Diff line change
Expand Up @@ -15,7 +15,7 @@ _snrt_exit:
addi sp, sp, -8
sw a0, 0(sp)
sw ra, 4(sp)
call snrt_global_core_idx
call snrt_cluster_core_idx
# reload exit code into t0
lw t0, 0(sp)
lw ra, 4(sp)
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