[llvm] r338415 - [llvm-mca][docs] Replace "temporary" with "physical registers". NFC.
Matt Davis via llvm-commits
llvm-commits at lists.llvm.org
Tue Jul 31 11:59:46 PDT 2018
Author: mattd
Date: Tue Jul 31 11:59:46 2018
New Revision: 338415
URL: http://llvm.org/viewvc/llvm-project?rev=338415&view=rev
Log:
[llvm-mca][docs] Replace "temporary" with "physical registers". NFC.
Modified:
llvm/trunk/docs/CommandGuide/llvm-mca.rst
Modified: llvm/trunk/docs/CommandGuide/llvm-mca.rst
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/docs/CommandGuide/llvm-mca.rst?rev=338415&r1=338414&r2=338415&view=diff
==============================================================================
--- llvm/trunk/docs/CommandGuide/llvm-mca.rst (original)
+++ llvm/trunk/docs/CommandGuide/llvm-mca.rst Tue Jul 31 11:59:46 2018
@@ -114,8 +114,8 @@ option specifies "``-``", then the outpu
.. option:: -register-file-size=<size>
Specify the size of the register file. When specified, this flag limits how
- many temporary registers are available for register renaming purposes. A value
- of zero for this flag means "unlimited number of temporary registers".
+ many physical registers are available for register renaming purposes. A value
+ of zero for this flag means "unlimited number of physical registers".
.. option:: -iterations=<number of iterations>
@@ -431,7 +431,7 @@ Parallelism).
In the dot-product example, there are anti-dependencies introduced by
instructions from different iterations. However, those dependencies can be
removed at register renaming stage (at the cost of allocating register aliases,
-and therefore consuming temporary registers).
+and therefore consuming physical registers).
Table *Average Wait times* helps diagnose performance issues that are caused by
the presence of long latency instructions and potentially long data dependencies
@@ -670,7 +670,7 @@ When instructions are executed, the reti
instruction as "ready to retire."
Instructions are retired in program order. The register file is notified of
-the retirement so that it can free the temporary registers that were allocated
+the retirement so that it can free the physical registers that were allocated
for the instruction during the register renaming stage.
Load/Store Unit and Memory Consistency Model
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