From bce46dcf294602e09bfc3a8b8e22df332535b76f Mon Sep 17 00:00:00 2001
From: David Abdurachmanov <david.abdurachmanov@gmail.com>
Date: Sun, 3 Jun 2018 12:26:07 +0200
Subject: [PATCH] Add support for RISC-V (riscv64)

Signed-off-by: David Abdurachmanov <david.abdurachmanov@gmail.com>
---
 nvidia-texture-tools-riscv64.patch | 52 ++++++++++++++++++++++++++++++
 nvidia-texture-tools.spec          |  8 ++++-
 2 files changed, 59 insertions(+), 1 deletion(-)
 create mode 100644 nvidia-texture-tools-riscv64.patch

diff --git a/nvidia-texture-tools-riscv64.patch b/nvidia-texture-tools-riscv64.patch
new file mode 100644
index 0000000..1cfcaa1
--- /dev/null
+++ b/nvidia-texture-tools-riscv64.patch
@@ -0,0 +1,52 @@
+diff --git a/src/nvcore/nvcore.h b/src/nvcore/nvcore.h
+index 77ca744..29140a7 100644
+--- a/src/nvcore/nvcore.h
++++ b/src/nvcore/nvcore.h
+@@ -80,6 +80,10 @@
+ #	define NV_CPU_MIPS64 1
+ #elif defined POSH_CPU_S390
+ #	define NV_CPU_S390 1
++#elif defined POSH_CPU_RISCV32
++#	define NV_CPU_RISCV32 1
++#elif defined POSH_CPU_RISCV64
++#	define NV_CPU_RISCV64 1
+ #else
+ #	error "Unsupported CPU"
+ #endif
+diff --git a/src/nvcore/poshlib/posh.h b/src/nvcore/poshlib/posh.h
+index ca7641b..972eae5 100644
+--- a/src/nvcore/poshlib/posh.h
++++ b/src/nvcore/poshlib/posh.h
+@@ -486,6 +486,23 @@ Metrowerks:
+ #  endif
+ #endif
+ 
++/* ------------------------------------------------------------------
++** RISC-V
++** ------------------------------------------------------------------
++*/
++#if defined __riscv && defined __riscv_xlen
++#  if __riscv_xlen == 32
++#    define POSH_CPU_RISCV32 1
++#    define POSH_CPU_STRING "RISCV32"
++#  elif __riscv_xlen == 64
++#    define POSH_CPU_RISCV64 1
++#    define POSH_CPU_STRING "RISCV64"
++#  else
++#    error "Unsupported XLEN for RISC-V!"
++#  endif
++#endif
++
++
+ #if defined mips || defined __mips__ || defined __MIPS__ || defined _MIPS
+ #  if defined __mips64
+ #    define POSH_CPU_MIPS64 1
+@@ -669,7 +686,7 @@ Metrowerks:
+ ** the MIPS series, so we have to be careful about those.
+ ** ----------------------------------------------------------------------------
+ */
+-#if defined POSH_CPU_X86 || defined POSH_CPU_AXP || defined POSH_CPU_STRONGARM || defined POSH_OS_WIN32 || defined POSH_OS_WINCE || defined __MIPSEL__ || defined POSH_CPU_AARCH64
++#if defined POSH_CPU_X86 || defined POSH_CPU_AXP || defined POSH_CPU_STRONGARM || defined POSH_OS_WIN32 || defined POSH_OS_WINCE || defined __MIPSEL__ || defined POSH_CPU_AARCH64 || defined POSH_CPU_RISCV32 || defined POSH_CPU_RISCV64
+ #  define POSH_ENDIAN_STRING "little"
+ #  define POSH_LITTLE_ENDIAN 1
+ #else
diff --git a/nvidia-texture-tools.spec b/nvidia-texture-tools.spec
index 4717622..26f3eb0 100644
--- a/nvidia-texture-tools.spec
+++ b/nvidia-texture-tools.spec
@@ -2,7 +2,7 @@
 
 Name:		nvidia-texture-tools
 Version:	2.0.8
-Release:	18%{?dist}
+Release:	18.0.riscv64%{?dist}
 Summary:	Collection of image processing and texture manipulation tools
 Group:		System Environment/Libraries
 License:	MIT
@@ -39,6 +39,8 @@ Patch8:		%{name}-mips.patch
 Patch9:		%{name}-s390.patch
 # add PPCLE support
 Patch10:	%{name}-ppcle.patch
+# add riscv64
+Patch11:    %{name}-riscv64.patch
 
 %description
 The NVIDIA Texture Tools is a collection of image processing and texture
@@ -73,6 +75,7 @@ Headers and libraries for development with %{name}.
 %patch8 -p1
 %patch9 -p1
 %patch10 -p1
+%patch11 -p1
 
 %build
 mkdir -p build
@@ -114,6 +117,9 @@ make -C build filtertest
 %{_libdir}/lib*.so
 
 %changelog
+* Sun Jun 03 2018 David Abdurachmanov <david.abdurachmanov@gmail.com> - 2.0.8-18.0.riscv64
+- Add support for RISC-V (riscv64)
+
 * Thu Feb 08 2018 Fedora Release Engineering <releng@fedoraproject.org> - 2.0.8-18
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_28_Mass_Rebuild