R29 34 tools/perf/arch/powerpc/tests/regs_load.S #define R29 29 * 8 R29 19 tools/testing/selftests/powerpc/copyloops/asm/ppc_asm.h #define R29 r29 R29 24 tools/testing/selftests/powerpc/stringloops/asm/ppc_asm.h #define R29 r29