From: Palmer Dabbelt <palmer@rivosinc.com>
To: gcc-patches@gcc.gnu.org
Cc: Palmer Dabbelt <palmer@rivosinc.com>
Subject: [PATCH] RISC-V: Note that __builtin_riscv_pause() implies Xgnuzihintpausestate
Date: Thu, 17 Nov 2022 20:27:06 -0800 [thread overview]
Message-ID: <20221118042706.10725-1-palmer@rivosinc.com> (raw)
gcc/ChangeLog:
* doc/extend.texi (__builtin_riscv_pause): Imply
Xgnuzihintpausestate.
---
gcc/doc/extend.texi | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/gcc/doc/extend.texi b/gcc/doc/extend.texi
index b1dd39e64b8..26f14e61bc8 100644
--- a/gcc/doc/extend.texi
+++ b/gcc/doc/extend.texi
@@ -21103,7 +21103,9 @@ Returns the value that is currently set in the @samp{tp} register.
@end deftypefn
@deftypefn {Built-in Function} void __builtin_riscv_pause (void)
-Generates the @code{pause} (hint) machine instruction.
+Generates the @code{pause} (hint) machine instruction. This implies the
+Xgnuzihintpausestate extension, which redefines the @code{pause} instruction to
+change architectural state.
@end deftypefn
@node RX Built-in Functions
--
2.38.1
next reply other threads:[~2022-11-18 4:29 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-11-18 4:27 Palmer Dabbelt [this message]
2022-11-18 6:59 ` Kito Cheng
2022-11-18 17:01 ` Palmer Dabbelt
2022-11-28 18:45 ` Palmer Dabbelt
2022-12-16 16:48 ` Palmer Dabbelt
2022-12-17 9:40 ` Andrew Waterman
2022-12-17 10:10 ` Andreas Schwab
2022-12-17 10:16 ` Andrew Waterman
2022-12-17 10:21 ` Andreas Schwab
2022-12-17 10:39 ` Andrew Waterman
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