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| author | Kartik Agaram <vc@akkartik.com> | 2020-01-27 00:36:44 -0800 |
|---|---|---|
| committer | Kartik Agaram <vc@akkartik.com> | 2020-01-27 00:36:44 -0800 |
| commit | 71eb22a5bf94f5fa0a3c95212450e3c6a1a6a990 (patch) | |
| tree | 56307b5145be44b2239d3c782234309ed714f1b6 /059stop.subx | |
| parent | 1a65c3af0f797892f5981f8ebd33c275c1ef06b0 (diff) | |
| download | mu-71eb22a5bf94f5fa0a3c95212450e3c6a1a6a990.tar.gz | |
5924
Diffstat (limited to '059stop.subx')
| -rw-r--r-- | 059stop.subx | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/059stop.subx b/059stop.subx index e883cbc7..bb7ca779 100644 --- a/059stop.subx +++ b/059stop.subx @@ -16,8 +16,8 @@ # input target with an output status parameter into a type called 'exit-descriptor'. # # So the exit-descriptor looks like this: -# target : address # return address for 'stop' to unwind to -# value : int # exit status stop was called with +# target: address # return address for 'stop' to unwind to +# value: int # exit status stop was called with # # 'stop' thus takes two parameters: an exit-descriptor and the exit status. # @@ -41,7 +41,7 @@ # the stack. # Ugly that we need to know the size of args. Don't allocate variables between # tailor-exit-descriptor and the call it's for. -tailor-exit-descriptor: # ed : (addr exit-descriptor), nbytes : int +tailor-exit-descriptor: # ed: (addr exit-descriptor), nbytes: int # . prologue 55/push-ebp 89/copy 3/mod/direct 5/rm32/ebp . . . 4/r32/esp . . # copy esp to ebp @@ -89,7 +89,7 @@ $tailor-exit-descriptor:end: 5d/pop-to-ebp c3/return -stop: # ed : (addr exit-descriptor), value : int +stop: # ed: (addr exit-descriptor), value: int # no prologue; one way or another, we're going to clobber registers # eax = ed 8b/copy 1/mod/*+disp8 4/rm32/sib 4/base/esp 4/index/none . 0/r32/eax 4/disp8 . # copy *(esp+4) to eax @@ -123,7 +123,7 @@ test-stop-skips-returns-on-exit: # Make room for an exit descriptor on the stack. That's almost always the # right place for it, available only as long as it's legal to use. Once this # containing function returns we'll need a new exit descriptor. - # var ed/eax : exit-descriptor + # var ed/eax: exit-descriptor 68/push 0/imm32 68/push 0/imm32 89/copy 3/mod/direct 0/rm32/eax . . . 4/r32/esp . . # copy esp to eax @@ -161,7 +161,7 @@ test-stop-skips-returns-on-exit: 5d/pop-to-ebp c3/return -_test-stop-1: # ed : (addr exit-descriptor) +_test-stop-1: # ed: (addr exit-descriptor) # . prologue 55/push-ebp 89/copy 3/mod/direct 5/rm32/ebp . . . 4/r32/esp . . # copy esp to ebp @@ -188,7 +188,7 @@ $_test-stop-1:dead-end: 5d/pop-to-ebp c3/return -_test-stop-2: # ed : (addr exit-descriptor) +_test-stop-2: # ed: (addr exit-descriptor) # . prologue 55/push-ebp 89/copy 3/mod/direct 5/rm32/ebp . . . 4/r32/esp . . # copy esp to ebp |