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py: Fix windows external name error for nlr_top.

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This commit is contained in:
Damien George 2015-01-01 22:03:44 +00:00
parent 8a2347723e
commit 872a82970d
1 changed files with 12 additions and 6 deletions
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18
py/nlrx86.S
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@ -32,6 +32,12 @@
// For reference, x86 callee save regs are:
// ebx, esi, edi, ebp, esp, eip
#ifdef _WIN32
#define NLR_TOP _nlr_top
#else
#define NLR_TOP nlr_top
#endif
.file "nlr.s"
.text
@ -55,9 +61,9 @@ nlr_push:
mov %ebx, 20(%edx) # store %bx into nlr_buf+20
mov %edi, 24(%edx) # store %di into nlr_buf
mov %esi, 28(%edx) # store %si into nlr_buf
mov nlr_top, %eax # load nlr_top
mov NLR_TOP, %eax # load nlr_top
mov %eax, (%edx) # store it
mov %edx, nlr_top # stor new nlr_buf (to make linked list)
mov %edx, NLR_TOP # stor new nlr_buf (to make linked list)
xor %eax, %eax # return 0, normal return
ret # return
#ifndef _WIN32
@ -76,9 +82,9 @@ _nlr_pop:
.type nlr_pop, @function
nlr_pop:
#endif
mov nlr_top, %eax # load nlr_top
mov NLR_TOP, %eax # load nlr_top
mov (%eax), %eax # load prev nlr_buf
mov %eax, nlr_top # store nlr_top (to unlink list)
mov %eax, NLR_TOP # store nlr_top (to unlink list)
ret # return
#ifndef _WIN32
.size nlr_pop, .-nlr_pop
@ -96,7 +102,7 @@ _nlr_jump:
.type nlr_jump, @function
nlr_jump:
#endif
mov nlr_top, %edx # load nlr_top
mov NLR_TOP, %edx # load nlr_top
test %edx, %edx # check for nlr_top being NULL
#ifdef _WIN32
je _nlr_jump_fail # fail if nlr_top is NULL
@ -106,7 +112,7 @@ nlr_jump:
mov 4(%esp), %eax # load return value
mov %eax, 4(%edx) # store return value
mov (%edx), %eax # load prev nlr_top
mov %eax, nlr_top # store nlr_top (to unlink list)
mov %eax, NLR_TOP # store nlr_top (to unlink list)
mov 28(%edx), %esi # load saved %si
mov 24(%edx), %edi # load saved %di
mov 20(%edx), %ebx # load saved %bx