65 lines
1.7 KiB
Diff
65 lines
1.7 KiB
Diff
From 8dcd8c837df2e3cf81675522487697522f1542f8 Mon Sep 17 00:00:00 2001
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From: dengjianbo <dengjianbo@loongson.cn>
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Date: Tue, 8 Aug 2023 14:15:42 +0800
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Subject: [PATCH 01/29] LoongArch: Redefine macro LEAF/ENTRY.
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The following usage of macro LEAF/ENTRY are all feasible:
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1. LEAF(fcn) -- the align value of fcn is .align 3(default value)
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2. LEAF(fcn, 6) -- the align value of fcn is .align 6
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Signed-off-by: Peng Fan <fanpeng@loongson.cn>
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Signed-off-by: ticat_fp <fanpeng@loongson.cn>
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---
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sysdeps/loongarch/sys/asm.h | 36 ++++++++++++++++++++++++++----------
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1 file changed, 26 insertions(+), 10 deletions(-)
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diff --git a/sysdeps/loongarch/sys/asm.h b/sysdeps/loongarch/sys/asm.h
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index d1a279b8..c5eb8afa 100644
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--- a/sysdeps/loongarch/sys/asm.h
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+++ b/sysdeps/loongarch/sys/asm.h
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@@ -39,16 +39,32 @@
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#define FREG_L fld.d
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#define FREG_S fst.d
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-/* Declare leaf routine. */
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-#define LEAF(symbol) \
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- .text; \
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- .globl symbol; \
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- .align 3; \
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- cfi_startproc; \
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- .type symbol, @function; \
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- symbol:
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-
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-#define ENTRY(symbol) LEAF (symbol)
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+/* Declare leaf routine.
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+ The usage of macro LEAF/ENTRY is as follows:
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+ 1. LEAF(fcn) -- the align value of fcn is .align 3 (default value)
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+ 2. LEAF(fcn, 6) -- the align value of fcn is .align 6
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+*/
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+#define LEAF_IMPL(symbol, aln, ...) \
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+ .text; \
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+ .globl symbol; \
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+ .align aln; \
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+ .type symbol, @function; \
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+symbol: \
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+ cfi_startproc;
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+
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+
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+#define LEAF(...) LEAF_IMPL(__VA_ARGS__, 3)
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+#define ENTRY(...) LEAF(__VA_ARGS__)
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+
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+#define LEAF_NO_ALIGN(symbol) \
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+ .text; \
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+ .globl symbol; \
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+ .type symbol, @function; \
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+symbol: \
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+ cfi_startproc;
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+
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+#define ENTRY_NO_ALIGN(symbol) LEAF_NO_ALIGN(symbol)
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+
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/* Mark end of function. */
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#undef END
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--
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2.33.0
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