src/hotspot/cpu/arm/macroAssembler_arm.cpp

rev 54072 : 8213845: ARM32: Interpreter doesn't call result handler after native calls
Summary: Fix mapping of native jboolean result to 0..1 on ARM32
Reviewed-by: aph, phh
Contributed-by: christoph.goettschkes@microdoc.com

*** 1227,1236 ****
--- 1227,1245 ----
    b(done);
    bind_literal(Lmsg);
    bind(done);
  }
  
+ void MacroAssembler::c2bool(Register x) {
+   tst(x, 0xff);   // Only look at the lowest byte
+ #ifdef AARCH64
+   cset(x, ne);
+ #else
+   mov(x, 1, ne);
+ #endif 
+ }
+ 
  void MacroAssembler::null_check(Register reg, Register tmp, int offset) {
    if (needs_explicit_null_check(offset)) {
  #ifdef AARCH64
      ldr(ZR, Address(reg));
  #else