[PATCH V3 3/3] tools/perf:Map the ID values with register names

Anju T
2015-11-03T06:10:26Z

Map ID values with corresponding register names.These names are then
displayed when user issues perf record with the -I option
followed by perf report/script with -D option.

Signed-off-by: Anju T <anju@linux.vnet.ibm.com>
---
tools/perf/arch/powerpc/include/perf_regs.h | 114 ++++++++++++++++++++++++++++
tools/perf/config/Makefile | 5 ++
2 files changed, 119 insertions(+)
create mode 100644 tools/perf/arch/powerpc/include/perf_regs.h

diff --git a/tools/perf/arch/powerpc/include/perf_regs.h b/tools/perf/arch/powerpc/include/perf_regs.h
new file mode 100644
index 0000000..47307ca
--- /dev/null
+++ b/tools/perf/arch/powerpc/include/perf_regs.h
@@ -0,0 +1,114 @@
+#ifndef ARCH_PERF_REGS_H
+#define ARCH_PERF_REGS_H
+
+#include <stdlib.h>
+#include <linux/types.h>
+#include <asm/perf_regs.h>
+
+#define PERF_REGS_MASK ((1ULL << PERF_REG_POWERPC_MAX) - 1)
+#define PERF_REGS_MAX PERF_REG_POWERPC_MAX
+#define PERF_SAMPLE_REGS_ABI PERF_SAMPLE_REGS_ABI_64
+
+#define PERF_REG_IP PERF_REG_POWERPC_NIP
+#define PERF_REG_SP PERF_REG_POWERPC_R1
+
+static inline const char *perf_reg_name(int id)
+{
+ switch (id) {
+ case PERF_REG_POWERPC_GPR0:
+ return "gpr0";
+ case PERF_REG_POWERPC_GPR1:
+ return "gpr1";
+ case PERF_REG_POWERPC_GPR2:
+ return "gpr2";
+ case PERF_REG_POWERPC_GPR3:
+ return "gpr3";
+ case PERF_REG_POWERPC_GPR4:
+ return "gpr4";
+ case PERF_REG_POWERPC_GPR5:
+ return "gpr5";
+ case PERF_REG_POWERPC_GPR6:
+ return "gpr6";
+ case PERF_REG_POWERPC_GPR7:
+ return "gpr7";
+ case PERF_REG_POWERPC_GPR8:
+ return "gpr8";
+ case PERF_REG_POWERPC_GPR9:
+ return "gpr9";
+ case PERF_REG_POWERPC_GPR10:
+ return "gpr10";
+ case PERF_REG_POWERPC_GPR11:
+ return "gpr11";
+ case PERF_REG_POWERPC_GPR12:
+ return "gpr12";
+ case PERF_REG_POWERPC_GPR13:
+ return "gpr13";
+ case PERF_REG_POWERPC_GPR14:
+ return "gpr14";
+ case PERF_REG_POWERPC_GPR15:
+ return "gpr15";
+ case PERF_REG_POWERPC_GPR16:
+ return "gpr16";
+ case PERF_REG_POWERPC_GPR17:
+ return "gpr17";
+ case PERF_REG_POWERPC_GPR18:
+ return "gpr18";
+ case PERF_REG_POWERPC_GPR19:
+ return "gpr19";
+ case PERF_REG_POWERPC_GPR20:
+ return "gpr20";
+ case PERF_REG_POWERPC_GPR21:
+ return "gpr21";
+ case PERF_REG_POWERPC_GPR22:
+ return "gpr22";
+ case PERF_REG_POWERPC_GPR23:
+ return "gpr23";
+ case PERF_REG_POWERPC_GPR24:
+ return "gpr24";
+ case PERF_REG_POWERPC_GPR25:
+ return "gpr25";
+ case PERF_REG_POWERPC_GPR26:
+ return "gpr26";
+ case PERF_REG_POWERPC_GPR27:
+ return "gpr27";
+ case PERF_REG_POWERPC_GPR28:
+ return "gpr28";
+ case PERF_REG_POWERPC_GPR29:
+ return "gpr29";
+ case PERF_REG_POWERPC_GPR30:
+ return "gpr30";
+ case PERF_REG_POWERPC_GPR31:
+ return "gpr31";
+ case PERF_REG_POWERPC_NIP:
+ return "nip";
+ case PERF_REG_POWERPC_MSR:
+ return "msr";
+ case PERF_REG_POWERPC_ORIG_R3:
+ return "orig_r3";
+ case PERF_REG_POWERPC_CTR:
+ return "ctr";
+ case PERF_REG_POWERPC_LNK:
+ return "link";
+ case PERF_REG_POWERPC_XER:
+ return "xer";
+ case PERF_REG_POWERPC_CCR:
+ return "ccr";
+#ifdef __powerpc64__
+ case PERF_REG_POWERPC_SOFTE:
+ return "softe";
+#else
+ case PERF_REG_POWERPC_MQ:
+ return "mq";
+#endif
+ case PERF_REG_POWERPC_TRAP:
+ return "trap";
+ case PERF_REG_POWERPC_DAR:
+ return "dar";
+ case PERF_REG_POWERPC_DSISR:
+ return "dsisr";
+ default:
+ return NULL;
+ }
+ return NULL;
+}
+#endif /*ARCH_PERF_REGS_H */
diff --git a/tools/perf/config/Makefile b/tools/perf/config/Makefile
index 38a0853..3db9b5d 100644
--- a/tools/perf/config/Makefile
+++ b/tools/perf/config/Makefile
@@ -23,6 +23,11 @@ $(call detected_var,ARCH)

NO_PERF_REGS := 1

+#Additional ARCH settings for ppc64
+ifeq ($(ARCH),powerpc)
+ NO_PERF_REGS := 0
+endif
+
# Additional ARCH settings for x86
ifeq ($(ARCH),x86)
$(call detected,CONFIG_X86)
--
2.1.0