if (ResultReg != 0)
return ResultReg;
unsigned MaterialReg = FastEmit_i(ImmType, ImmType, ISD::Constant, Imm);
- if (MaterialReg == 0)
- return 0;
+ if (MaterialReg == 0) {
+ // This is a bit ugly/slow, but failing here means falling out of
+ // fast-isel, which would be very slow.
+ const IntegerType *ITy = IntegerType::get(FuncInfo.Fn->getContext(),
+ VT.getSizeInBits());
+ MaterialReg = getRegForValue(ConstantInt::get(ITy, Imm));
+ }
return FastEmit_rr(VT, VT, Opcode,
Op0, Op0IsKill,
MaterialReg, /*Kill=*/true);
; ARM: test2:
b1:
- %b = add i32 %tmp, 4096
- store i32 %b, i32* %ptr
+ %a = add i32 %tmp, 4096
+ store i32 %a, i32* %ptr
br label %b2
; THUMB: add.w {{.*}} #4096
; ARM: add {{.*}} #1, #20
b2:
+ %b = add i32 %tmp, 4095
+ store i32 %b, i32* %ptr
+ br label %b3
+; THUMB: addw {{.*}} #4095
+; ARM: movw {{.*}} #4095
+; ARM: add
+
+b3:
%c = or i32 %tmp, 4
store i32 %c, i32* %ptr
ret void