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[v5,5/6] perf tools: Refactor SMPL_REG macro in perf_regs.h

Message ID 20211217154521.80603-6-german.gomez@arm.com (mailing list archive)
State New, archived
Headers show
Series perf tools/arm64: Fix missing leaf-function callers in ARM64 when using "--call-graph=fp" | expand

Commit Message

German Gomez Dec. 17, 2021, 3:45 p.m. UTC
Refactor the SAMPL_REG macro so that it can be used in a followup commit
to obtain the masks for ARM64 registers.

Signed-off-by: German Gomez <german.gomez@arm.com>
---
 tools/perf/util/perf_regs.h | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)
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Patch

diff --git a/tools/perf/util/perf_regs.h b/tools/perf/util/perf_regs.h
index 4e6b1299c571..ce1127af05e4 100644
--- a/tools/perf/util/perf_regs.h
+++ b/tools/perf/util/perf_regs.h
@@ -11,8 +11,11 @@  struct sample_reg {
 	const char *name;
 	uint64_t mask;
 };
-#define SMPL_REG(n, b) { .name = #n, .mask = 1ULL << (b) }
-#define SMPL_REG2(n, b) { .name = #n, .mask = 3ULL << (b) }
+
+#define SMPL_REG_MASK(b) (1ULL << (b))
+#define SMPL_REG(n, b) { .name = #n, .mask = SMPL_REG_MASK(b) }
+#define SMPL_REG2_MASK(b) (3ULL << (b))
+#define SMPL_REG2(n, b) { .name = #n, .mask = SMPL_REG2_MASK(b) }
 #define SMPL_REG_END { .name = NULL }
 
 enum {