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| author | Kartik Agaram <vc@akkartik.com> | 2020-05-24 20:36:31 -0700 |
|---|---|---|
| committer | Kartik Agaram <vc@akkartik.com> | 2020-05-24 20:36:31 -0700 |
| commit | 4d14c3fefd8362512e8e75d5051f7a7b709b483f (patch) | |
| tree | e885a00f14fd15eb3116398d645bcfab6a0c5510 /102kernel-string.subx | |
| parent | 27b1e19ebec31eca1d29c4b8f18408b02c172578 (diff) | |
| download | mu-4d14c3fefd8362512e8e75d5051f7a7b709b483f.tar.gz | |
6393 - start running .mu apps in CI
Diffstat (limited to '102kernel-string.subx')
| -rw-r--r-- | 102kernel-string.subx | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/102kernel-string.subx b/102kernel-string.subx index ca92d813..13472cb0 100644 --- a/102kernel-string.subx +++ b/102kernel-string.subx @@ -4,7 +4,7 @@ == code -kernel-string-to-string: # ad: (addr allocation-descriptor), in: (addr kernel-string) -> result/eax: (addr array byte) +kernel-string-to-string: # ad: (addr allocation-descriptor), in: (addr kernel-string), out: (addr handle array byte) # . prologue 55/push-ebp 89/<- %ebp 4/r32/esp @@ -18,22 +18,24 @@ kernel-string-to-string: # ad: (addr allocation-descriptor), in: (addr kernel-s (kernel-string-length *(ebp+0xc)) 89/<- %ecx 0/r32/eax # result = allocate-array(ad, len) - (allocate-array *(ebp+8) %ecx) # => eax + (allocate-array *(ebp+8) %ecx *(ebp+0x10)) # var c/edx: byte = 0 ba/copy-to-edx 0/imm32 # var src/esi: (addr byte) = in 8b/-> *(ebp+0xc) 6/r32/esi # var dest/edi: (addr byte) = result->data + 8b/-> *(ebp+0x10) 7/r32/edi + (lookup *edi *(edi+4)) # => eax 8d/copy-address *(eax+4) 7/r32/edi { $kernel-string-to-string:loop: # c = *src - 8a/byte-> *esi 2/r32/edx + 8a/byte-> *esi 2/r32/dl # if (c == 0) break 81 7/subop/compare %edx 0/imm32 74/jump-if-= break/disp8 # *dest = c - 88/byte<- *edi 2/r32/edx + 88/byte<- *edi 2/r32/dl # ++src 46/increment-esi # ++dest |