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25 lines
1.0 KiB
Diff
25 lines
1.0 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: PJ Reiniger <pj.reiniger@gmail.com>
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Date: Thu, 19 May 2022 01:12:41 -0400
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Subject: [PATCH 26/29] constexpr endian byte swap
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---
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llvm/include/llvm/Support/Endian.h | 4 +++-
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1 file changed, 3 insertions(+), 1 deletion(-)
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diff --git a/llvm/include/llvm/Support/Endian.h b/llvm/include/llvm/Support/Endian.h
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index 5e7c1e961b9d1e0fd6bcd0c923f678a5e1596860..2e883ff05b7e287151b6031f66d3b4aefd1bf297 100644
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--- a/llvm/include/llvm/Support/Endian.h
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+++ b/llvm/include/llvm/Support/Endian.h
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@@ -55,7 +55,9 @@ inline value_type byte_swap(value_type value, endianness endian) {
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/// Swap the bytes of value to match the given endianness.
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template<typename value_type, endianness endian>
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inline value_type byte_swap(value_type value) {
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- return byte_swap(value, endian);
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+ if constexpr ((endian != native) && (endian != system_endianness()))
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+ sys::swapByteOrder(value);
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+ return value;
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}
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/// Read a value of a particular endianness from memory.
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