diff options
| author | Heiko Carstens <heiko.carstens@de.ibm.com> | 2011-01-05 12:48:12 +0100 |
|---|---|---|
| committer | Martin Schwidefsky <sky@mschwide.boeblingen.de.ibm.com> | 2011-01-05 12:47:31 +0100 |
| commit | f602be639e97024a77062368e123008c94b3109a (patch) | |
| tree | 35a2b5f45e1c9cd0d29311d4b92868bd7c714c9e /tools | |
| parent | 4cc9bed034d1ae588e5b773ee0edeb74ef3c0ff4 (diff) | |
| download | linux-f602be639e97024a77062368e123008c94b3109a.tar.bz2 | |
[S390] perf: add DWARF register lookup for s390
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'tools')
| -rw-r--r-- | tools/perf/arch/s390/Makefile | 4 | ||||
| -rw-r--r-- | tools/perf/arch/s390/util/dwarf-regs.c | 22 |
2 files changed, 26 insertions, 0 deletions
diff --git a/tools/perf/arch/s390/Makefile b/tools/perf/arch/s390/Makefile new file mode 100644 index 000000000000..15130b50dfe3 --- /dev/null +++ b/tools/perf/arch/s390/Makefile @@ -0,0 +1,4 @@ +ifndef NO_DWARF +PERF_HAVE_DWARF_REGS := 1 +LIB_OBJS += $(OUTPUT)arch/$(ARCH)/util/dwarf-regs.o +endif diff --git a/tools/perf/arch/s390/util/dwarf-regs.c b/tools/perf/arch/s390/util/dwarf-regs.c new file mode 100644 index 000000000000..e19653e025fa --- /dev/null +++ b/tools/perf/arch/s390/util/dwarf-regs.c @@ -0,0 +1,22 @@ +/* + * Mapping of DWARF debug register numbers into register names. + * + * Copyright IBM Corp. 2010 + * Author(s): Heiko Carstens <heiko.carstens@de.ibm.com>, + * + */ + +#include <libio.h> +#include <dwarf-regs.h> + +#define NUM_GPRS 16 + +static const char *gpr_names[NUM_GPRS] = { + "%r0", "%r1", "%r2", "%r3", "%r4", "%r5", "%r6", "%r7", + "%r8", "%r9", "%r10", "%r11", "%r12", "%r13", "%r14", "%r15", +}; + +const char *get_arch_regstr(unsigned int n) +{ + return (n >= NUM_GPRS) ? NULL : gpr_names[n]; +} |