The Linaro Toolchain Working Group (TCWG) is pleased to announce the 2014.08 stable release of both Linaro GCC 4.9 and Linaro GCC 4.8 source package.
With the imminent release of ARMv8 hardware and the recent release of the GCC 4.9 compiler the Linaro TCWG will be focusing on stabilization and performance of the compiler as the FSF GCC compiler. The Linaro TCWG provides stable[1] quarterly releases and monthly engineering[2] releases.
Linaro GCC 4.9 2014.08 is the fifth Linaro GCC source package release and first stable one in the 4.9 series. It is based on FSF GCC 4.9.2-pre+svn213803 and includes performance improvements and bug fixes.
Interesting changes in this GCC source package release include:
* Updates to GCC 4.9.2-pre+svn213803 * Backport of [AArch64] Drop ISB after FPCR write. * Backport of [AArch64] Remove from arm_neon.h functions not in the spec * Backport of [AArch32] Fix check for __FAST_MATH in arm_neon.h * Backport of [AArch64] fix and enable non-const shuffle for bigendian using TBL instruction * Backport of [AArch64] Fix constraint vec_unpack_trunk * Backport of [AArch32] Cortex-A5 rtx costs table * Backport of [AArch32] Handle clz, rbit types in arm pipeline descriptions * Backport of [AArch64] Fix argument types for some high_lane* intrinsics implemented in assembly * Backport of [AArch64] Handle fcvta[su] and frint in RTX cost function * Backport of [AArch64] Prologue rewrite + performance.
Linaro GCC 4.8 2014.08 is the fourteenth release in the 4.8 series and is in maintenance. Based off the latest GCC 4.8.4+svn213802 release, it includes performance improvements and bug fixes.
Interesting changes in this GCC source package release include:
* Updates to GCC 4.8.4+svn213802 * Backport of Fix [AArch32] for PR sanitizer/58543 * Backport of Fix [AArch64] for PR target/59744
Feedback and Support
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[1] Stable source package releases are defined as releases where the full Linaro Toolchain validation plan is executed. [2] Engineering source package releases are defined as releases where the compiler is only put through unit-testing and full validation is not performed.