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* [Buildroot] [PATCH] package/openblas: Add support for RISC-V architecture
@ 2023-09-23 15:35 Yu Chien Peter Lin
  2023-09-23 19:27 ` Julien Olivain
  0 siblings, 1 reply; 3+ messages in thread
From: Yu Chien Peter Lin @ 2023-09-23 15:35 UTC (permalink / raw)
  To: buildroot; +Cc: Julien Olivain, Yu Chien Peter Lin

The current version of OpenBLAS (v0.3.24) supports the
RV64 architecture. With this update, we can install
the library and packages such as GNU Octave on RISC-V
platforms.

This patch also adjusts the alignment for adding
"RISCV64_GENERIC" in Config.in. 

Signed-off-by: Yu Chien Peter Lin <peterlin@andestech.com>
---
 package/openblas/Config.in | 73 +++++++++++++++++++-------------------
 1 file changed, 37 insertions(+), 36 deletions(-)

diff --git a/package/openblas/Config.in b/package/openblas/Config.in
index 58976e657a..26a76d29fb 100644
--- a/package/openblas/Config.in
+++ b/package/openblas/Config.in
@@ -1,55 +1,56 @@
 config BR2_PACKAGE_OPENBLAS_DEFAULT_TARGET
 	string
-	default "P2"           if BR2_x86_pentium2
-	default "KATMAI"       if BR2_x86_pentium3
-	default "NORTHWOOD"    if BR2_x86_pentium4
-	default "PRESCOTT"     if BR2_x86_prescott || BR2_x86_nocona
-	default "BANIAS"       if BR2_x86_pentium_m
-	default "CORE2"        if BR2_x86_core2
-	default "NEHALEM"      if BR2_x86_corei7 || BR2_x86_silvermont || BR2_x86_westmere
-	default "SANDYBRIDGE"  if BR2_x86_corei7_avx
-	default "HASWELL"      if BR2_x86_core_avx2
-	default "ATOM"         if BR2_x86_atom
-	default "ATHLON"       if BR2_x86_athlon || BR2_x86_athlon_4
-	default "OPTERON"      if BR2_x86_opteron
-	default "OPTERON_SSE3" if BR2_x86_opteron_sse3
-	default "BARCELONA"    if BR2_x86_barcelona
-	default "BOBCAT"       if BR2_x86_jaguar
-	default "STEAMROLLER"  if BR2_x86_steamroller
-	default "VIAC3"        if BR2_x86_c3 || BR2_x86_c32
-	default "POWER4"       if BR2_powerpc_power4
-	default "POWER5"       if BR2_powerpc_power5
-	default "POWER6"       if BR2_powerpc_power6
-	default "POWER7"       if BR2_powerpc_power7
-	default "POWER8"       if BR2_powerpc_power8
-	default "PPCG4"        if BR2_powerpc_7400 || BR2_powerpc_7450
-	default "PPC970"       if BR2_powerpc_970
-	default "PPC440"       if BR2_powerpc_440
-	default "PPC440FP2"    if BR2_powerpc_440fp
+	default "P2"              if BR2_x86_pentium2
+	default "KATMAI"          if BR2_x86_pentium3
+	default "NORTHWOOD"       if BR2_x86_pentium4
+	default "PRESCOTT"        if BR2_x86_prescott || BR2_x86_nocona
+	default "BANIAS"          if BR2_x86_pentium_m
+	default "CORE2"           if BR2_x86_core2
+	default "NEHALEM"         if BR2_x86_corei7 || BR2_x86_silvermont || BR2_x86_westmere
+	default "SANDYBRIDGE"     if BR2_x86_corei7_avx
+	default "HASWELL"         if BR2_x86_core_avx2
+	default "ATOM"            if BR2_x86_atom
+	default "ATHLON"          if BR2_x86_athlon || BR2_x86_athlon_4
+	default "OPTERON"         if BR2_x86_opteron
+	default "OPTERON_SSE3"    if BR2_x86_opteron_sse3
+	default "BARCELONA"       if BR2_x86_barcelona
+	default "BOBCAT"          if BR2_x86_jaguar
+	default "STEAMROLLER"     if BR2_x86_steamroller
+	default "VIAC3"           if BR2_x86_c3 || BR2_x86_c32
+	default "POWER4"          if BR2_powerpc_power4
+	default "POWER5"          if BR2_powerpc_power5
+	default "POWER6"          if BR2_powerpc_power6
+	default "POWER7"          if BR2_powerpc_power7
+	default "POWER8"          if BR2_powerpc_power8
+	default "PPCG4"           if BR2_powerpc_7400 || BR2_powerpc_7450
+	default "PPC970"          if BR2_powerpc_970
+	default "PPC440"          if BR2_powerpc_440
+	default "PPC440FP2"       if BR2_powerpc_440fp
 	# P5600 is built with MSA support which is only available in Codescape toolchains
-	default "P5600"        if BR2_mips_p5600 && BR2_TOOLCHAIN_EXTERNAL_CODESCAPE_MTI_MIPS
-	default "SICORTEX"     if BR2_MIPS_CPU_MIPS64
+	default "P5600"           if BR2_mips_p5600 && BR2_TOOLCHAIN_EXTERNAL_CODESCAPE_MTI_MIPS
+	default "SICORTEX"        if BR2_MIPS_CPU_MIPS64
 	# I6400 is built with MSA support which is only available in Codescape toolchains
-	default "I6400"        if BR2_mips_i6400 && BR2_TOOLCHAIN_EXTERNAL_CODESCAPE_IMG_MIPS
+	default "I6400"           if BR2_mips_i6400 && BR2_TOOLCHAIN_EXTERNAL_CODESCAPE_IMG_MIPS
 	# OpenBLAS assumes SPARC=Sparc v9
-	default "SPARC"        if BR2_sparc_v9
+	default "SPARC"           if BR2_sparc_v9
 	# Cortex-A15 always have a VFPv4
-	default "CORTEXA15"    if (BR2_cortex_a15 && BR2_ARM_EABIHF)
+	default "CORTEXA15"       if (BR2_cortex_a15 && BR2_ARM_EABIHF)
 	# Cortex-A9 have an optional VFPv3, so we need to make sure it
 	# is available
-	default "CORTEXA9"     if (BR2_cortex_a9 && BR2_ARM_EABIHF && \
+	default "CORTEXA9"        if (BR2_cortex_a9 && BR2_ARM_EABIHF && \
 				   BR2_ARM_CPU_HAS_VFPV3)
-	default "ARMV5"        if BR2_ARM_CPU_ARMV5
+	default "ARMV5"           if BR2_ARM_CPU_ARMV5
 	# On ARMv6, OpenBLAS assumes that a VFP is available, and
 	# EABIhf is used
-	default "ARMV6"        if (BR2_ARM_CPU_ARMV6 && BR2_ARM_EABIHF && \
+	default "ARMV6"           if (BR2_ARM_CPU_ARMV6 && BR2_ARM_EABIHF && \
 				   BR2_ARM_CPU_HAS_VFPV2)
 	# On ARMv7, OpenBLAS assumes that a full VFPv3+ is available
 	# (and not the more limited D16 variant), and that EABIhf is
 	# used.
-	default "ARMV7"        if (BR2_ARM_CPU_ARMV7A && BR2_ARM_EABIHF && \
+	default "ARMV7"           if (BR2_ARM_CPU_ARMV7A && BR2_ARM_EABIHF && \
 				   BR2_ARM_CPU_HAS_VFPV3)
-	default "ARMV8"        if BR2_aarch64 || BR2_aarch64_be
+	default "ARMV8"           if BR2_aarch64 || BR2_aarch64_be
+	default "RISCV64_GENERIC" if BR2_RISCV_64
 	help
 	  OpenBLAS target CPU. See TargetList.txt in the source tree for
 	  the possible target strings. A possible value is set
-- 
2.34.1

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2023-09-23 15:35 [Buildroot] [PATCH] package/openblas: Add support for RISC-V architecture Yu Chien Peter Lin
2023-09-23 19:27 ` Julien Olivain
2023-09-24  8:43   ` Yu-Chien Peter Lin

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