On 08/05/2011 11:07 AM, Kamble, Nitin A wrote:


-----Original Message-----
From: openembedded-core-boun...@lists.openembedded.org
[mailto:openembedded-core-boun...@lists.openembedded.org] On Behalf Of
Richard Purdie
Sent: Friday, August 05, 2011 9:04 AM
To: Patches and discussions about the oe-core layer
Subject: Re: [OE-core] [PATCH 09/10] x86 tune inc files: add x32 abi
tune parameters

On Thu, 2011-08-04 at 08:01 -0700, nitin.a.kam...@intel.com wrote:
From: Nitin A Kamble<nitin.a.kam...@intel.com>

Signed-off-by: Nitin A Kamble<nitin.a.kam...@intel.com>
---
  meta/conf/machine/include/ia32/arch-ia32.inc |   23
++++++++++++++++++++---
  meta/conf/machine/include/tune-core2.inc     |    4 ++++
  meta/conf/machine/include/tune-x86_64.inc    |    2 +-
  3 files changed, 25 insertions(+), 4 deletions(-)

diff --git a/meta/conf/machine/include/ia32/arch-ia32.inc
b/meta/conf/machine/include/ia32/arch-ia32.inc
index 2709440..fb527da 100644
--- a/meta/conf/machine/include/ia32/arch-ia32.inc
+++ b/meta/conf/machine/include/ia32/arch-ia32.inc
@@ -6,17 +6,29 @@ DEFAULTTUNE ?= "x86"
  TARGET_FPU ?= ""
  X86ARCH32 ?= "i586"
  X86ARCH64 ?= "x86_64"
+X86ARCHX32 ?= "x86_64"

  # ELF32 ABI
  TUNEVALID[m32] = "IA32 ELF32 standard ABI"
-TUNECONFLICTS[m32] = "m64"
+TUNECONFLICTS[m32] = "m64 mx32"
  TUNE_ARCH .= "${@bb.utils.contains("TUNE_FEATURES", "m32",
"${X86ARCH32}", "" ,d)}"
+ABIEXTENSION .= "${@bb.utils.contains("TUNE_FEATURES", "m32", "32",
"" ,d)}"

Please drop the above line. There is no need to change that.

  TUNE_CCARGS += "${@bb.utils.contains("TUNE_FEATURES", "m32", "-m32",
"", d)}"

+# x32 ABI
+TUNEVALID[mx32] = "IA32e (x86_64) ELF32 standard ABI"
+TUNECONFLICTS[mx32] = "m64 m32"
+TUNE_ARCH .= "${@bb.utils.contains("TUNE_FEATURES", "mx32",
"${X86ARCHX32}", "" ,d)}"
+ABIEXTENSION .= "${@bb.utils.contains("TUNE_FEATURES", "mx32",
"x32", "" ,d)}"
+TUNE_CCARGS += "${@bb.utils.contains("TUNE_FEATURES", "mx32", "-
mx32", "", d)}"
+TUNE_LDARGS += "${@bb.utils.contains("TUNE_FEATURES", "mx32", "-m
elf32_x86_64", "", d)}"
+TUNE_ASARGS += "${@bb.utils.contains("TUNE_FEATURES", "mx32", "-
x32", "", d)}"
+

These are fine.

  # ELF64 ABI
  TUNEVALID[m64] = "IA32e (x86_64) ELF64 standard ABI"
-TUNECONFLICT[m64] = "m32"
+TUNECONFLICT[m64] = "m32 mx32"
  TUNE_ARCH .= "${@bb.utils.contains("TUNE_FEATURES", "m64",
"${X86ARCH64}", "" ,d)}"
+ABIEXTENSION .= "${@bb.utils.contains("TUNE_FEATURES", "m64", "64",
"" ,d)}"

Again, please drop the above line.

  TUNE_CCARGS += "${@bb.utils.contains("TUNE_FEATURES", "m64", "-m64",
"", d)}"

  TUNE_PKGARCH ?= "${@bb.utils.contains("TUNE_FEATURES", "m32", "x86",
"x86_64", d)}"
@@ -30,4 +42,9 @@ PACKAGE_EXTRA_ARCHS_tune-x86 = "x86"
  AVAILTUNES += "x86-64"
  TUNE_FEATURES_tune-x86-64 ?= "m64"
  BASE_LIB_tune-x86-64 ?= "lib64"
-PACKAGE_EXTRA_ARCHS_tune-x86-64 = "x86_64"
+PACKAGE_EXTRA_ARCHS_tune-x86-64 = "x86-64"

That is likely wrong, please drop this piece.

+
+AVAILTUNES += "x86-64-x32"
+TUNE_FEATURES_tune-x86-64-x32 ?= "mx32"
+BASE_LIB_tune-x86-64-x32 ?= "lib"
+PACKAGE_EXTRA_ARCHS_tune-x86-64-x32 = "x86-64-x32"

And this is wrong too.

You really want:

TUNE_PKGARCH .= "${@bb.utils.contains("TUNE_FEATURES", "mx32", "-x32",
"", d)}"
PACKAGE_EXTRA_ARCHS_tune-x86-64-x32 = "x86_64-x32"

diff --git a/meta/conf/machine/include/tune-core2.inc
b/meta/conf/machine/include/tune-core2.inc
index 25c2226..8a4de3e 100644
--- a/meta/conf/machine/include/tune-core2.inc
+++ b/meta/conf/machine/include/tune-core2.inc
@@ -18,3 +18,7 @@ TUNE_FEATURES_tune-core2-64 ?=
"${TUNE_FEATURES_tune-x86-64} core2"
  BASE_LIB_tune-core2-64 ?= "lib64"
  PACKAGE_EXTRA_ARCHS_tune-core2-64 = "${PACKAGE_EXTRA_ARCHS_tune-x86-
64} core2-64"

+AVAILTUNES += "core2-x32"
+TUNE_FEATURES_tune-core2-x32 ?= "${TUNE_FEATURES_tune-x86-64-x32}
core2"
+BASE_LIB_tune-core2-x32 ?= "lib"
+PACKAGE_EXTRA_ARCHS_tune-core2-x32 = "${PACKAGE_EXTRA_ARCHS_tune-
x86-64-x32} core2-x32"

PACKAGE_EXTRA_ARCHS_tune-core2-x32 = "${PACKAGE_EXTRA_ARCHS_tune-x86-
64-x32} core2-64-x32"

Cheers,

Richard



Richard,
   Changed the commits according to the comments, please pull/cherry-pick again.

It might be best to rebase against master and resend a V2 patch set so it's clear to RP and other in the community what you changed.

BTW, for the layer, do you really need to pull glibc back in? Or can you use eglibc from oe-core with the correct settings for x32?


Sau!

Thanks,
Nitin



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