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authorThilo Schulz <arny@ats.s.bawue.de>2011-05-18 16:06:08 +0000
committerTim Angus <tim@ngus.net>2013-01-09 22:29:03 +0000
commit7d736c703961c40671b39c928924f761cfc0a16d (patch)
tree7aa2e926bdf298c6c1cbfad1a428b0effb9dbd10 /src/qcommon/vm_x86.c
parentac239c1631484de3045a6019cd2abf3cada34f2c (diff)
Fix VM call for release version, bug introduced by myself in r1994
Diffstat (limited to 'src/qcommon/vm_x86.c')
-rw-r--r--src/qcommon/vm_x86.c43
1 files changed, 18 insertions, 25 deletions
diff --git a/src/qcommon/vm_x86.c b/src/qcommon/vm_x86.c
index 47c8b6c1..e1ba73a0 100644
--- a/src/qcommon/vm_x86.c
+++ b/src/qcommon/vm_x86.c
@@ -1492,6 +1492,7 @@ This function is called directly by the generated code
*/
int VM_CallCompiled( vm_t *vm, int *args ) {
int stack[1024];
+ void *entryPoint;
int programCounter;
int programStack;
int stackOnEntry;
@@ -1528,36 +1529,28 @@ int VM_CallCompiled( vm_t *vm, int *args ) {
*(int *)&image[ programStack ] = -1; // will terminate the loop on return
// off we go into generated code...
+ entryPoint = vm->codeBase + vm->entryOfs;
opStack = &stack;
- {
#ifdef _MSC_VER
- void *entryPoint = vm->codeBase + vm->entryOfs;
-
- __asm {
- pushad
- mov esi, programStack
- mov edi, opStack
- call entryPoint
- mov programStack, esi
- mov opStack, edi
- popad
- }
+ __asm
+ {
+ pushad
+ mov esi, programStack
+ mov edi, opStack
+ call entryPoint
+ mov programStack, esi
+ mov opStack, edi
+ popad
+ }
#else
- __asm__ volatile(
- "pushal\r\n"
- "movl %0, %%esi\r\n"
- "movl %1, %%edi\r\n"
- "call *%2\r\n"
- "movl %%edi, %1\r\n"
- "movl %%esi, %0\r\n"
- "popal\r\n"
- : "+g" (programStack), "+g" (opStack)
- : "g" (vm->codeBase + vm->entryOfs)
- : "cc", "memory"
- );
+ __asm__ volatile(
+ "call *%2\r\n"
+ : "+S" (programStack), "+D" (opStack)
+ : "r" (vm->codeBase + vm->entryOfs)
+ : "cc", "memory", "%eax", "%ebx", "%ecx", "%edx"
+ );
#endif
- }
if ( opStack != &stack[1] ) {
Com_Error( ERR_DROP, "opStack corrupted in compiled code" );