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* [rpms/atlas] rawhide: Add RISC-V support
@ 2026-07-13 9:22 Marcin Juszkiewicz
0 siblings, 0 replies; only message in thread
From: Marcin Juszkiewicz @ 2026-07-13 9:22 UTC (permalink / raw)
To: git-commits
A new commit has been pushed.
Repo : rpms/atlas
Branch : rawhide
Commit : d2f2dec6229f58f6fd7ebe2d40ed60cf572b4dd4
Author : Marcin Juszkiewicz <mjuszkiewicz@redhat.com>
Date : 2026-07-06T15:34:57+02:00
Stats : +250/-3 in 2 file(s)
URL : https://src.fedoraproject.org/rpms/atlas/c/d2f2dec6229f58f6fd7ebe2d40ed60cf572b4dd4?branch=rawhide
Log:
Add RISC-V support
Always apply s390x patches and then riscv64 one. Otherwise build fails
on patching on s390x architecture.
---
diff --git a/atlas-riscv64-port.patch b/atlas-riscv64-port.patch
new file mode 100644
index 0000000..938b61c
--- /dev/null
+++ b/atlas-riscv64-port.patch
@@ -0,0 +1,238 @@
+Index: ATLAS/CONFIG/include/atlconf.h
+===================================================================
+--- ATLAS.orig/CONFIG/include/atlconf.h
++++ ATLAS/CONFIG/include/atlconf.h
+@@ -16,7 +16,7 @@ enum OSTYPE {OSOther=0, OSLinux, OSSunOS
+ ((OS_) == OSWin64) )
+
+ enum ARCHFAM {AFOther=0, AFPPC, AFSPARC, AFALPHA, AFX86, AFIA64, AFMIPS,
+- AFARM, AFS390};
++ AFARM, AFS390, AFRISCV64};
+
+ /*
+ * Corei1: Nahalem / Westmere
+@@ -25,7 +25,7 @@ enum ARCHFAM {AFOther=0, AFPPC, AFSPARC,
+ * Corei3EP: v3 Haswell, E5-26XX
+ * Corei4: skylake
+ */
+-#define NMACH 64
++#define NMACH 65
+ static char *machnam[NMACH] =
+ {"UNKNOWN", "PPCG4", "PPCG5", "POWER3", "POWER4", "POWER5",
+ "POWER6", "POWER7", "POWER8", "POWERe6500",
+@@ -39,7 +39,8 @@ static char *machnam[NMACH] =
+ "USI", "USII", "USIII", "USIV", "UST1", "UST2", "UnknownUS",
+ "MIPSR1xK", "MIPSICE9",
+ "ARMa7", "ARMa9", "ARMa15", "ARMa17",
+- "ARM64xgene1", "ARM64a53", "ARM64a57"};
++ "ARM64xgene1", "ARM64a53", "ARM64a57",
++ "RISCV64"};
+ enum MACHTYPE {MACHOther, PPCG4, PPCG5, IbmPwr3, IbmPwr4, IbmPwr5,
+ IbmPwr6, IbmPwr7, IbmPwr8, Pwre6500,
+ IbmZ9, IbmZ10, IbmZ196, IbmZ12, IbmZ13, IbmZ14, IbmZ15,
+@@ -58,7 +59,8 @@ enum MACHTYPE {MACHOther, PPCG4, PPCG5,
+ ARM17, /* lots of tablets */
+ ARM64xg, /* includes ARMv8 */
+ ARM64a53,
+- ARM64a57
++ ARM64a57,
++ RISCV64
+ };
+ #define MachIsX86(mach_) \
+ ( (mach_) >= x86x87 && (mach_) <= x86X )
+@@ -83,6 +85,8 @@ enum MACHTYPE {MACHOther, PPCG4, PPCG5,
+ ( (mach_) >= ARM64xg && || (mach_) <= ARM64a57)
+ #define MachIsS390(mach_) \
+ ( (mach_) >= IbmZ9 && (mach_) <= IbmZ15 )
++#define MachIsRISCV64(mach_) \
++ ( (mach_) == RISCV64)
+
+
+ static char *f2c_namestr[5] = {"UNKNOWN","Add_", "Add__", "NoChange", "UpCase"};
+@@ -106,13 +110,13 @@ enum ISAEXT
+ ISA_AVXMAC, ISA_AVXFMA4, ISA_AVX, ISA_SSE3, ISA_SSE2, ISA_SSE1, ISA_3DNow,
+ ISA_NEON, ISA_NEON16, ISA_VFP3D32MAC, ISA_VFP3D16MAC};
+
+-#define NASMD 11
++#define NASMD 12
+ enum ASMDIA
+ {ASM_None=0, gas_x86_32, gas_x86_64, gas_sparc, gas_ppc, gas_parisc,
+- gas_mips, gas_arm, gas_arm64, gas_wow64, gas_s390};
++ gas_mips, gas_arm, gas_arm64, gas_wow64, gas_s390, gas_riscv64};
+ static char *ASMNAM[NASMD] =
+ {"", "GAS_x8632", "GAS_x8664", "GAS_SPARC", "GAS_PPC", "GAS_PARISC",
+- "GAS_MIPS", "GAS_ARM", "GAS_ARM64", "GAS_WOW64", "GAS_S390"};
++ "GAS_MIPS", "GAS_ARM", "GAS_ARM64", "GAS_WOW64", "GAS_S390", "GAS_RISCV64"};
+
+ /*
+ * Used for archinfo probes (can pack in bitfield)
+Index: ATLAS/CONFIG/src/Makefile
+===================================================================
+--- ATLAS.orig/CONFIG/src/Makefile
++++ ATLAS/CONFIG/src/Makefile
+@@ -329,6 +329,11 @@ IRun_GAS_PPC :
+ $(MAKE) $(atlrun) atldir=$(mydir) exe=xprobe_gas_ppc args="$(args)" \
+ redir=config0.out
+ - cat config0.out
++IRun_GAS_RISCV64 :
++ $(CC) $(CCFLAGS) -o xprobe_gas_riscv64 $(SRCdir)/backend/probe_this_asm.c $(SRCdir)/backend/probe_gas_riscv64.S
++ $(MAKE) $(atlrun) atldir=$(mydir) exe=xprobe_gas_riscv64 args="$(args)" \
++ redir=config0.out
++ - cat config0.out
+ IRun_GAS_x8664 :
+ $(CC) $(CCFLAGS) -o xprobe_gas_x8664 $(SRCdir)/backend/probe_this_asm.c $(SRCdir)/backend/probe_gas_x8664.S
+ $(MAKE) $(atlrun) atldir=$(mydir) exe=xprobe_gas_x8664 args="$(args)" \
+Index: ATLAS/CONFIG/src/SpewMakeInc.c
+===================================================================
+--- ATLAS.orig/CONFIG/src/SpewMakeInc.c
++++ ATLAS/CONFIG/src/SpewMakeInc.c
+@@ -401,6 +401,8 @@ char *GetPtrbitsFlag(enum OSTYPE OS, enu
+
+ if (MachIsIA64(arch))
+ return(sp);
++ if (MachIsRISCV64(arch))
++ return(sp);
+ if (MachIsMIPS(arch))
+ return((ptrbits == 64) ? "-mabi=64" : "-mabi=n32");
+ if (MachIsS390(arch))
+Index: ATLAS/CONFIG/src/atlcomp.txt
+===================================================================
+--- ATLAS.orig/CONFIG/src/atlcomp.txt
++++ ATLAS/CONFIG/src/atlcomp.txt
+@@ -334,6 +334,21 @@ MACH=ARM64a53 OS=ALL LVL=1000 COMPS=dmc
+ MACH=ARM64a53 OS=ALL LVL=1000 COMPS=f77
+ 'gfortran' '-O2 -mcpu=cortex-a53'
+ #
++# RISCV64 defaults (untested)
++#
++MACH=RISCV64 OS=ALL LVL=1000 COMPS=f77
++ 'gfortran' '-O2'
++MACH=RISCV64 OS=ALL LVL=1000 COMPS=xcc
++ 'gcc' '-O2'
++MACH=RISCV64 OS=ALL LVL=1000 COMPS=icc
++ 'gcc' '-O2'
++MACH=RISCV64 OS=ALL LVL=1000 COMPS=skc,gcc,dkc
++ 'gcc' '-O3'
++MACH=RISCV64 OS=ALL LVL=1100 COMPS=dmc,smc
++ 'gcc' '-O1'
++MACH=RISCV64 OS=ALL LVL=1000 COMPS=f77
++ 'gfortran' '-O2'
++#
+ # Generic defaults
+ #
+ MACH=ALL OS=ALL LVL=4 COMPS=smc,dmc,skc,dkc,icc,gcc,xcc
+Index: ATLAS/CONFIG/src/atlconf_misc.c
+===================================================================
+--- ATLAS.orig/CONFIG/src/atlconf_misc.c
++++ ATLAS/CONFIG/src/atlconf_misc.c
+@@ -573,6 +573,7 @@ enum ARCHFAM ProbeArchFam(char *targ)
+ else if (strstr(res, "mips")) fam = AFMIPS;
+ else if (strstr(res, "arm")) fam = AFARM;
+ else if (strstr(res, "aarch64")) fam = AFARM;
++ else if (strstr(res, "riscv64")) fam = AFRISCV64;
+ else if (strstr(res, "s390")) fam = AFS390;
+ else if ( strstr(res, "i686") || strstr(res, "i586") ||
+ strstr(res, "i486") || strstr(res, "i386") ||
+@@ -599,6 +600,7 @@ enum ARCHFAM ProbeArchFam(char *targ)
+ else if (strstr(res, "mips")) fam = AFMIPS;
+ else if (strstr(res, "arm")) fam = AFARM;
+ else if (strstr(res, "aarch64")) fam = AFARM;
++ else if (strstr(res, "riscv64")) fam = AFRISCV64;
+ else if (strstr(res, "s390")) fam = AFS390;
+ free(res);
+ }
+Index: ATLAS/CONFIG/src/backend/Make.ext
+===================================================================
+--- ATLAS.orig/CONFIG/src/backend/Make.ext
++++ ATLAS/CONFIG/src/backend/Make.ext
+@@ -35,7 +35,7 @@ files = archinfo_aix.c archinfo_freebsd.
+ probe_aff_PLPA.c probe_aff_RUNON.c probe_aff_SCHED.c \
+ probe_aff_SETAFFNP.c probe_aff_SETPROCNP.c probe_aff_WIN.c \
+ probe_aff_WIN64.c probe_arm32_FPABI.c probe_dAVX.c probe_dSSE3.c \
+- probe_dmac.c probe_dvec.c probe_gas_arm.S probe_gas_arm64.S \
++ probe_dmac.c probe_dvec.c probe_gas_arm.S probe_gas_arm64.S probe_gas_riscv64.S \
+ probe_gas_mips.S probe_gas_parisc.S probe_gas_ppc.S probe_gas_s390.S \
+ probe_gas_sparc.S probe_gas_wow64.S probe_gas_x8632.S \
+ probe_gas_x8664.S probe_smac.c probe_svec.c probe_this_asm.c \
+@@ -65,6 +65,8 @@ probe_gas_arm.S : $(basf)
+ $(extC) -b $(basf) -o probe_gas_arm.S rout=probe_gas_arm.S
+ probe_gas_arm64.S : $(basf)
+ $(extC) -b $(basf) -o probe_gas_arm64.S rout=probe_gas_arm64.S
++probe_gas_riscv64.S : $(basf)
++ $(extC) -b $(basf) -o probe_gas_riscv64.S rout=probe_gas_riscv64.S
+ probe_gas_s390.S : $(basf)
+ $(extC) -b $(basf) -o probe_gas_s390.S rout=probe_gas_s390.S
+ probe_AVXMAC.S : $(basf)
+Index: ATLAS/CONFIG/src/backend/archinfo_linux.c
+===================================================================
+--- ATLAS.orig/CONFIG/src/backend/archinfo_linux.c
++++ ATLAS/CONFIG/src/backend/archinfo_linux.c
+@@ -342,6 +342,14 @@ enum MACHTYPE ProbeArch()
+ free(res);
+ }
+ break;
++ case AFRISCV64:
++ res = atlsys_1L(NULL, "fgrep 'isa' /proc/cpuinfo", 0, 0);
++ if (res)
++ {
++ if (strstr(res, "rv64imafdc")) mach = RISCV64;
++ free(res);
++ }
++ break;
+ default:
+ #if 0
+ if (!CmndOneLine(NULL, "grep -F 'cpu family' /proc/cpuinfo", res))
+Index: ATLAS/CONFIG/src/backend/probe_gas_riscv64.S
+===================================================================
+--- /dev/null
++++ ATLAS/CONFIG/src/backend/probe_gas_riscv64.S
+@@ -0,0 +1,15 @@
++#include "atlas_asm.h"
++#
++# Linux RISCV64 assembly for:
++# int asm_probe(int i)
++# RETURNS: i*3
++#
++
++.text
++.globl ATL_asmdecor(asm_probe)
++.type ATL_asmdecor(asm_probe), %function
++ATL_asmdecor(asm_probe):
++ slliw a5,a0,0x1
++ addw a0,a0,a5
++ ret
++.size ATL_asmdecor(asm_probe),.-ATL_asmdecor(asm_probe)
+Index: ATLAS/CONFIG/src/probe_comp.c
+===================================================================
+--- ATLAS.orig/CONFIG/src/probe_comp.c
++++ ATLAS/CONFIG/src/probe_comp.c
+@@ -595,6 +595,8 @@ char *GetPtrbitsFlag(enum OSTYPE OS, enu
+
+ if (MachIsIA64(arch))
+ return(sp);
++ if (MachIsRISCV64(arch))
++ return(sp);
+ if (MachIsMIPS(arch))
+ return((ptrbits == 64) ? "-mabi=64" : "-mabi=n32");
+ if (MachIsS390(arch))
+Index: ATLAS/include/atlas_genparse.h
+===================================================================
+--- ATLAS.orig/include/atlas_genparse.h
++++ ATLAS/include/atlas_genparse.h
+@@ -6,13 +6,13 @@
+ #include <assert.h>
+ #include <string.h>
+ #include <ctype.h>
+-#define NASMD 11
++#define NASMD 12
+ enum ASMDIA
+ {ASM_None=0, gas_x86_32, gas_x86_64, gas_sparc, gas_ppc, gas_parisc,
+- gas_mips, gas_arm, gas_arm64, gas_wow64, gas_s390};
++ gas_mips, gas_arm, gas_arm64, gas_wow64, gas_s390, gas_riscv64};
+ static char *ASMNAM[NASMD] =
+ {"", "GAS_x8632", "GAS_x8664", "GAS_SPARC", "GAS_PPC", "GAS_PARISC",
+- "GAS_MIPS", "GAS_ARM", "GAS_ARM64", "GAS_WOW64", "GAS_S390"};
++ "GAS_MIPS", "GAS_ARM", "GAS_ARM64", "GAS_WOW64", "GAS_S390", "GAS_RISCV64"};
+ /*
+ * Basic data structure for forming queues with some minimal info
+ */
diff --git a/atlas.spec b/atlas.spec
index 5236469..d7e0a16 100644
--- a/atlas.spec
+++ b/atlas.spec
@@ -6,7 +6,7 @@ Version: 3.10.3
%if "%{?enable_native_atlas}" != "0"
%define dist .native
%endif
-Release: 33%{?dist}
+Release: 34%{?dist}
Summary: Automatically Tuned Linear Algebra Software
License: BSD-3-Clause
@@ -57,6 +57,7 @@ Patch14: 0008-Add-IBM-z15-support.patch
Patch15: atlas-fgrep.patch
+Patch16: atlas-riscv64-port.patch
#Covscan
Patch101: atlas-getri.patch
@@ -349,15 +350,14 @@ CPUs. The base ATLAS builds for the ppc64 architecture are made for the Power 5
%patch -P8 -p1
%patch -P10 -p1
-%ifarch s390x s390
%patch -P9 -p1
%patch -P11 -p1
%patch -P12 -p1
%patch -P13 -p1
%patch -P14 -p1
-%endif
%patch -P15 -p1
+%patch -P16 -p1
%patch -P101 -p1
cp %{SOURCE1} CONFIG/ARCHS/
@@ -443,6 +443,11 @@ p=$(pwd)
%define base_options "-A ARM64a53 -V 1"
%endif
+%ifarch riscv64
+%define flags %{nil}
+%define base_options "-A RISCV64 -V 1"
+%endif
+
%if "%{?enable_native_atlas}" != "0"
%define threads_option %{nil}
%define base_options %{nil}
@@ -777,6 +782,10 @@ fi
%endif
%changelog
+* Mon Jun 29 2026 Marcin Juszkiewicz <mjuszkiewicz@redhat.com> - 3.10.3-34
+- always apply s390x patches
+- add RISC-V support
+
* Wed Feb 04 2026 Jakub Martisko <jamartis@redhat.com> - 3.10.3-33
- Fix the ftbfs in Fedora
- The main issue was caused by the changes in lapack packaging -> the _pic libraries were discontinued
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