[v2] build: use generic march on arm64 when using 'default' machine

Message ID 20190107133926.13928-1-bluca@debian.org
State Superseded, archived
Delegated to: Thomas Monjalon
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Series
  • [v2] build: use generic march on arm64 when using 'default' machine
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Checks

Context Check Description
ci/Intel-compilation success Compilation OK
ci/checkpatch success coding style OK

Commit Message

Luca Boccassi Jan. 7, 2019, 1:39 p.m.
When building for generic distribution we need a stable baseline
architecture, or depending on the build worker the result will vary.

Force the default flags if the user explicitly sets machine=default
at configuration time.

Fixes: b1d48c41189a ("build: support ARM with meson")
Cc: stable@dpdk.org

Signed-off-by: Luca Boccassi <bluca@debian.org>
Acked-by: Bruce Richardson <bruce.richardson@intel.com>
---
v2: fix typo in commit message, remove variable used only once

 config/arm/meson.build | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

Patch

diff --git a/config/arm/meson.build b/config/arm/meson.build
index dae55d6b2..f15ef6385 100644
--- a/config/arm/meson.build
+++ b/config/arm/meson.build
@@ -105,7 +105,11 @@  else
 	cmd_generic = ['generic', '', '', 'default', '']
 	cmd_output = cmd_generic # Set generic by default
 	machine_args = [] # Clear previous machine args
-	if not meson.is_cross_build()
+	if machine == 'default' and not meson.is_cross_build()
+		machine = impl_generic
+		cmd_output = cmd_generic
+		impl_pn = 'default'
+	elif not meson.is_cross_build()
 		# The script returns ['Implementer', 'Variant', 'Architecture',
 		# 'Primary Part number', 'Revision']
 		detect_vendor = find_program(join_paths(