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* [PATCH] docs/devel/tcg-ops: Bury mentions of trunc_shr_i64_i32()
@ 2023-08-22 16:28 Philippe Mathieu-Daudé
  2023-08-22 17:08 ` Richard Henderson
  0 siblings, 1 reply; 3+ messages in thread
From: Philippe Mathieu-Daudé @ 2023-08-22 16:28 UTC (permalink / raw)
  To: qemu-devel; +Cc: Richard Henderson, Paolo Bonzini, Philippe Mathieu-Daudé

Commit 609ad70562 ("tcg: Split trunc_shr_i32 opcode into
extr[lh]_i64_i32") remove trunc_shr_i64_i32(). Update the
backend documentation.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
---
 docs/devel/tcg-ops.rst | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/docs/devel/tcg-ops.rst b/docs/devel/tcg-ops.rst
index 6a166c5665..53695e1623 100644
--- a/docs/devel/tcg-ops.rst
+++ b/docs/devel/tcg-ops.rst
@@ -882,14 +882,15 @@ sub2_i32, brcond2_i32).
 On a 64 bit target, the values are transferred between 32 and 64-bit
 registers using the following ops:
 
-- trunc_shr_i64_i32
+- extrl_i64_i32
+- extrh_i64_i32
 - ext_i32_i64
 - extu_i32_i64
 
 They ensure that the values are correctly truncated or extended when
 moved from a 32-bit to a 64-bit register or vice-versa. Note that the
-trunc_shr_i64_i32 is an optional op. It is not necessary to implement
-it if all the following conditions are met:
+extrl_i64_i32 and extrh_i64_i32 are optional ops. It is not necessary
+to implement them if all the following conditions are met:
 
 - 64-bit registers can hold 32-bit values
 - 32-bit values in a 64-bit register do not need to stay zero or
-- 
2.41.0



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2023-08-22 16:28 [PATCH] docs/devel/tcg-ops: Bury mentions of trunc_shr_i64_i32() Philippe Mathieu-Daudé
2023-08-22 17:08 ` Richard Henderson
2023-08-22 17:21   ` Richard Henderson

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