if not added FU abs_add_and... error generated

[Vinogradov Viacheslav]

When FU(abs_add, or any integer add,and) is not added next error is appeared
*** Compile: givens.c
tcecc givens.c -O3 -I. -DTCE -DMEMORY_INPUT -DSPECIAL_OPERATION_OUTPUT -DLONGLONGEMUL --emit-llvm -c -o givens.o
*** Compile: main.c
tcecc main.c -O3 -I. -DTCE -DMEMORY_INPUT -DSPECIAL_OPERATION_OUTPUT -DLONGLONGEMUL --emit-llvm -c -o main.o
*** Linking givens.o main.o
tcecc -O3 -I. -DTCE -DMEMORY_INPUT -DSPECIAL_OPERATION_OUTPUT -DLONGLONGEMUL --emit-llvm givens.o main.o -o main.bc
*** Scheduling
tcecc -O3 -I. -DTCE -DMEMORY_INPUT -DSPECIAL_OPERATION_OUTPUT -DLONGLONGEMUL --emit-llvm -a bus4_fp.adf -o main.tpef main.bc
Included from /tmp/tcecc-A32fcx/TCE.td:3:
/usr/local/include//TCEInstrInfo.td:330:54: error: Variable not defined: 'XORbbj'
def : Pat<(i1 (select R1Regs:$c, (i1 0), (i1 -1))), (XORbbj R1Regs:$c, 1)>;
                                                     ^
Error compiling '/tmp/tcecc-A32fcx/main.bc.intrinsics_lowered':
LLVMBackend.cc:731 'Failed to build compiler plugin for target architecture.
Failed command was: llvm-tblgen -I/usr/local/include/ -I/tmp/tcecc-A32fcx -I`llvm-config --includedir` -I`llvm-config --includedir`/Target -I`llvm-config --includedir`/llvm/Target -I/usr/include /tmp/tcecc-A32fcx/TCE.td -gen-register-info -o /tmp/tcecc-A32fcx/TCEGenRegisterInfo.inc'

make: *** [main.tpef] Error 1

[Pekka Jääskeläinen (pekka-jaaskelainen)]

Yep, the minimal operation set should be checked for a nicer error message before trying to build the backend in LLVMBackend. This can be added by using the MinimalOpSetCheck from src/applibs/mach.