Advance Toolchain for Linux on Power 10.0-2 released
A new update for the Advance Toolchain for Linux on Power 10.0 is released. Advance Toolchain for Linux on Power 10.0-2 new features The GNU C Library provides a POWER8 implementation for
From The Blog
Photography: São Paulo International Motor Show 2016
As usual, I went to the São Paulo International Motor Show again. And they managed to host one worse than the last one. Although the venue was much better, there
Photography: Fall in New York (again)
This November I went to NYC to follow the Berliner Philharmoniker tour. We had two great concerts (see the program here) and I had some opportunities for photos in the city.
Advance Toolchain for PowerLinux 9.0-4 released
A new update for the Advance Toolchain for PowerLinux 9.0 is released. Advance Toolchain for PowerLinux 9.0-4 new features GCC provides: Fix for eigen hitting ICE following invalid register assignment.
Golang patch accepted: runtime detection of ISA level and CPU capabilities
Commit 40aaf28 adds the functionality of querying about a CPU capability (·cpu+facilities_hasFEATURE(SB)) or ISA level (·cpu+facilities_isPOWERx(SB)) at runtime for ppc64x. These variables are set during runtime from the HWCAP/HWCAP2 bits. This
Golang patch accepted: add ppc64 VSX registers and instructions
Following the trend from my previous patch, VSX instructions and registers are now enabled and available for use in pure assembly code (i.e. golang runtime arch-specific function implementations), so we can
Advance Toolchain for PowerLinux 10.0-1 released
A new update for the Advance Toolchain for PowerLinux 10.0 is released. Advance Toolchain for PowerLinux 10.0-1 new features POWER9 tuned libraries. The GNU C Library provides: POWER9 implies fixed.
Golang patch accepted: add ppc64 vector registers and instructions
Until now, golang did not have any support for the Power Altivec/VMX (SIMD) instruction set. This limited the possibilities of writing runtime performance optimizations that leverage those instructions. The Altivec/VMX instructions
Advance Toolchain for PowerLinux 10.0-0 released
A new major version of the Advance Toolchain for PowerLinux is released. Advance Toolchain for PowerLinux 10.0-0 new features Support for Ubuntu 16.04. GCC provides fixes for complex IEEE 128-bit
Golang patch accepted: insufficient padding in the ‘p’ structure
In the ‘p’ struct type defined in the Golang runtime code, there is some padding at the end to avoid false sharing between different ‘p’-type structs. That padding should be
Golang patch accepted: Use clock_gettime to get current time on ppc64x
For consistency across platforms, Golang for Power now fetches the current time in nanoseconds, via the clock_gettime() syscall. Committed as 0df5ab7. This patch fixes issue #11222 for ppc64x. There is still
Golang 1.7 released
Golang 1.7 was released today. This release includes some significant changes, including: Port for Linux on IBM z Systems (s390) Compiler improvements, most notably, the SSA backend for x86_64 Context