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[v3,5/6] ref-manual/variables.rst: document HOST_*_ARCH variables

Message ID 20250327-cc-vars-v3-5-742dbddce008@bootlin.com
State New
Headers show
Series Document missing toolchain related variables | expand

Commit Message

Antonin Godard March 27, 2025, 9:07 a.m. UTC 
These variables control the flags for the assembler, compiler and
linker, but depend on the context.

Reviewed-by: Quentin Schulz <quentin.schulz@cherry.de>
Signed-off-by: Antonin Godard <antonin.godard@bootlin.com>
---
 documentation/ref-manual/variables.rst | 27 +++++++++++++++++++++++++++
 1 file changed, 27 insertions(+)
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Patch

diff --git a/documentation/ref-manual/variables.rst b/documentation/ref-manual/variables.rst
index 4cb416bd0..c3ed1a106 100644
--- a/documentation/ref-manual/variables.rst
+++ b/documentation/ref-manual/variables.rst
@@ -3673,6 +3673,20 @@  system and gives an overview of their function and contents.
       - mips
       - mipsel
 
+   :term:`HOST_AS_ARCH`
+      Specifies architecture-specific assembler flags.
+
+      Default initialization for :term:`HOST_AS_ARCH` varies depending on what
+      is being built:
+
+      -  :term:`TARGET_AS_ARCH` when building for the
+         target
+
+      -  :term:`BUILD_AS_ARCH` when building for the build host (i.e.
+         ``-native``)
+
+      -  :term:`SDK_AS_ARCH` when building for an SDK (i.e. ``nativesdk-``)
+
    :term:`HOST_CC_ARCH`
       Specifies architecture-specific compiler flags that are passed to the
       C compiler.
@@ -3689,6 +3703,19 @@  system and gives an overview of their function and contents.
       -  ``BUILDSDK_CC_ARCH`` when building for an SDK (i.e.
          ``nativesdk-``)
 
+   :term:`HOST_LD_ARCH`
+      Specifies architecture-specific linker flags.
+
+      Default initialization for :term:`HOST_LD_ARCH` varies depending on what
+      is being built:
+
+      -  :term:`TARGET_LD_ARCH` when building for the target
+
+      -  :term:`BUILD_LD_ARCH` when building for the build host (i.e.
+         ``-native``)
+
+      -  :term:`SDK_LD_ARCH` when building for an SDK (i.e. ``nativesdk-``)
+
    :term:`HOST_OS`
       Specifies the name of the target operating system, which is normally
       the same as the :term:`TARGET_OS`. The variable can