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| author | dengjianbo <dengjianbo@loongson.cn> | 2023-08-08 14:15:42 +0800 |
|---|---|---|
| committer | caiyinyu <caiyinyu@loongson.cn> | 2023-08-14 09:47:09 +0800 |
| commit | 57b2c14272998c0ea08c005edbd90887c2d5fa6b (patch) | |
| tree | 4eb5e049f40c7cf49e47b7293cb955e267ec33bb | |
| parent | 084fb31bc2c5f95ae0b9e6df4d3cf0ff43471ede (diff) | |
| download | glibc-57b2c14272998c0ea08c005edbd90887c2d5fa6b.zip glibc-57b2c14272998c0ea08c005edbd90887c2d5fa6b.tar.gz glibc-57b2c14272998c0ea08c005edbd90887c2d5fa6b.tar.bz2 | |
LoongArch: Redefine macro LEAF/ENTRY.
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
| -rw-r--r-- | sysdeps/loongarch/sys/asm.h | 36 |
1 files changed, 26 insertions, 10 deletions
diff --git a/sysdeps/loongarch/sys/asm.h b/sysdeps/loongarch/sys/asm.h index d1a279b..c5eb8af 100644 --- a/sysdeps/loongarch/sys/asm.h +++ b/sysdeps/loongarch/sys/asm.h @@ -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 |