diff options
Diffstat (limited to 'src/qcommon')
| -rw-r--r-- | src/qcommon/vm_x86_64.c | 17 |
1 files changed, 11 insertions, 6 deletions
diff --git a/src/qcommon/vm_x86_64.c b/src/qcommon/vm_x86_64.c index ccd3ee91..7423755a 100644 --- a/src/qcommon/vm_x86_64.c +++ b/src/qcommon/vm_x86_64.c @@ -1082,21 +1082,26 @@ int VM_CallCompiled(vm_t *vm, int *args) opStack = PADP(stack, 4); *opStack = 0xDEADBEEF; + opStackRet = 0; __asm__ __volatile__ ( - " movq $0x0,%%rbx \r\n" \ - " movl %5,%%edi \r\n" \ " movq %4,%%r8 \r\n" \ " movq %3,%%r9 \r\n" \ " movq %2,%%r10 \r\n" \ + " push %%r15 \r\n" \ + " push %%r14 \r\n" \ + " push %%r13 \r\n" \ + " push %%r12 \r\n" \ " subq $24, %%rsp # fix alignment as call pushes one value \r\n" \ " callq *%%r10 \r\n" \ " addq $24, %%rsp \r\n" \ - " movl %%edi, %0 \r\n" \ - " movq %%rbx, %1 \r\n" \ - : "=g" (programStack), "=g" (opStackRet) + " pop %%r12 \r\n" \ + " pop %%r13 \r\n" \ + " pop %%r14 \r\n" \ + " pop %%r15 \r\n" + : "+D" (programStack), "+b" (opStackRet) : "g" (entryPoint), "g" (opStack), "g" (vm->dataBase), "g" (programStack) - : "%rsi", "%rdi", "%rax", "%rbx", "%rcx", "%rdx", "%r8", "%r9", "%r10", "%r11", "%r12", "%r13", "%r14", "%r15", "%xmm0" + : "%rsi", "%rax", "%rcx", "%rdx", "%r8", "%r9", "%r10", "%r11", "%xmm0" ); if(opStackRet != 1 || *opStack != 0xDEADBEEF) |