[V2,1/2] LoongArch: Redefine macro LEAF/ENTRY.
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Commit Message
The following usage of macro LEAF/ENTRY are all feasible:
1. LEAF(fcn) -- the align value of fcn is .align 3(default value)
2. LEAF(fcn, 6) -- the align value of fcn is .align 6
---
sysdeps/loongarch/sys/asm.h | 36 ++++++++++++++++++++++++++----------
1 file changed, 26 insertions(+), 10 deletions(-)
@@ -39,16 +39,32 @@
#define FREG_L fld.d
#define FREG_S fst.d
-/* Declare leaf routine. */
-#define LEAF(symbol) \
- .text; \
- .globl symbol; \
- .align 3; \
- cfi_startproc; \
- .type symbol, @function; \
- symbol:
-
-#define ENTRY(symbol) LEAF (symbol)
+/* Declare leaf routine.
+ The usage of macro LEAF/ENTRY is as follows:
+ 1. LEAF(fcn) -- the align value of fcn is .align 3 (default value)
+ 2. LEAF(fcn, 6) -- the align value of fcn is .align 6
+*/
+#define LEAF_IMPL(symbol, aln, ...) \
+ .text; \
+ .globl symbol; \
+ .align aln; \
+ .type symbol, @function; \
+symbol: \
+ cfi_startproc;
+
+
+#define LEAF(...) LEAF_IMPL(__VA_ARGS__, 3)
+#define ENTRY(...) LEAF(__VA_ARGS__)
+
+#define LEAF_NO_ALIGN(symbol) \
+ .text; \
+ .globl symbol; \
+ .type symbol, @function; \
+symbol: \
+ cfi_startproc;
+
+#define ENTRY_NO_ALIGN(symbol) LEAF_NO_ALIGN(symbol)
+
/* Mark end of function. */
#undef END