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authorPhilippe Mathieu-Daudé <philmd@linaro.org>2023-08-23 16:55:39 +0200
committerRichard Henderson <richard.henderson@linaro.org>2023-08-24 11:22:42 -0700
commit95180e750b16ab21556b1073c3051a848911093a (patch)
treee790fb53ad930bbf57c535d1db25d668e418669e /tcg
parent9c40621584622078dcf47bb9add9a05925105130 (diff)
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tcg/tcg-op: Document bswap64_i64() byte pattern
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Message-Id: <20230823145542.79633-6-philmd@linaro.org> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Diffstat (limited to 'tcg')
-rw-r--r--tcg/tcg-op.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/tcg/tcg-op.c b/tcg/tcg-op.c
index b56ae74..22c682c 100644
--- a/tcg/tcg-op.c
+++ b/tcg/tcg-op.c
@@ -1871,6 +1871,11 @@ void tcg_gen_bswap32_i64(TCGv_i64 ret, TCGv_i64 arg, int flags)
}
}
+/*
+ * bswap64_i64: 64-bit byte swap on a 64-bit value.
+ *
+ * Byte pattern: abcdefgh -> hgfedcba
+ */
void tcg_gen_bswap64_i64(TCGv_i64 ret, TCGv_i64 arg)
{
if (TCG_TARGET_REG_BITS == 32) {