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fixed loader script stack setup

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This commit is contained in:
Blaise Tine
2020-12-31 22:37:20 -05:00
parent e757a0e333
commit e4a00dd0d9
43 changed files with 157370 additions and 118082 deletions
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16
runtime/src/vx_start.S
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@@ -57,18 +57,20 @@ vx_set_sp:
# set global pointer register
.option push
.option norelax
la gp, __global_pointer$
la gp, __global_pointer
.option pop
# allocate stack region for a threads on the processor
# set stack pointer
csrr a1, CSR_GTID # get global thread id
slli a1, a1, 10 # multiply by 1024
csrr a2, CSR_LTID # get local thread id
slli a2, a2, 2 # multiply by 4
la sp, __stack_top$ # load stack base address
la sp, __stack_top # load stack base address
la a1, __stack_size # stack size
#if SM_ENABLE
csrr a2, CSR_LTID # get lobal thread id
#else
csrr a2, CSR_GTID # get global thread id
#endif
mul a1, a1, a2
sub sp, sp, a1 # sub thread block
add sp, sp, a2 # reduce addr collision for perf
# disable active warps except warp0
csrr a3, CSR_LWID # get local wid