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!33 [sync] PR-32: add loongarch64 support for papi

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From: @openeuler-sync-bot 
Reviewed-by: @lyn1001 
Signed-off-by: @lyn1001
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openeuler-ci-bot 2024-05-22 09:28:49 +00:00 committed by Gitee
commit 6c5afadc85
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2 changed files with 72 additions and 1 deletions
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67
add-loongarch64-support-for-papi.patch Normal file
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@ -0,0 +1,67 @@
From 5caa74b57f4f0bbcdef3a0d764b544f5c6061222 Mon Sep 17 00:00:00 2001
From: Wenlong Zhang <zhangwenlong@loongson.cn>
Date: Tue, 16 Apr 2024 02:24:07 +0000
Subject: [PATCH] add loongarch64 support for papi
---
src/linux-context.h | 2 ++
src/linux-timer.c | 15 +++++++++++++++
src/mb.h | 3 +++
3 files changed, 20 insertions(+)
diff --git a/src/linux-context.h b/src/linux-context.h
index 394a480..00ebf73 100644
--- a/src/linux-context.h
+++ b/src/linux-context.h
@@ -41,6 +41,8 @@ typedef ucontext_t hwd_ucontext_t;
#define OVERFLOW_ADDRESS(ctx) ctx.ucontext->uc_mcontext.sc_iaoq[0]
#elif defined(__riscv)
#define OVERFLOW_ADDRESS(ctx) ctx.ucontext->uc_mcontext.__gregs[REG_PC]
+#elif defined(__loongarch__)
+#define OVERFLOW_ADDRESS(ctx) ctx.ucontext->uc_mcontext.__pc
#else
#error "OVERFLOW_ADDRESS() undefined!"
#endif
diff --git a/src/linux-timer.c b/src/linux-timer.c
index 46bfe75..666801f 100644
--- a/src/linux-timer.c
+++ b/src/linux-timer.c
@@ -322,6 +322,21 @@ get_cycles( void )
* Timers and Counters
*/
+/****************************/
+/* loongarch64 get_cycles() */
+/****************************/
+#elif defined(__loongarch__)
+static inline long long
+get_cycles(void)
+{
+ register unsigned long ret = 0;
+ int rID = 0;
+ __asm__ __volatile__ ("ibar 0" ::: "memory");
+ __asm__ __volatile__ ("rdtime.d %0, %1" :"=r"(ret),"=r"(rID));
+ return ret;
+}
+
+
#elif !defined(HAVE_GETTIMEOFDAY) && !defined(HAVE_CLOCK_GETTIME)
#error "No get_cycles support for this architecture. "
#endif
diff --git a/src/mb.h b/src/mb.h
index 347436b..03e910b 100644
--- a/src/mb.h
+++ b/src/mb.h
@@ -42,6 +42,9 @@
#elif defined(__riscv)
#define rmb() asm volatile("fence ir, ir" ::: "memory")
+#elif defined(__loongarch__)
+#define rmb() asm volatile("dbar 0" ::: "memory")
+
#elif defined(__mips__)
#define rmb() asm volatile( \
".set mips2\n\t" \
--
2.43.0

6
papi.spec
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@ -1,6 +1,6 @@
Name: papi
Version: 7.1.0
Release: 1
Release: 2
Summary: Performance Application Programming Interface
License: BSD-3-clause
URL: http://icl.cs.utk.edu/papi/
@ -13,6 +13,7 @@ Provides: papi-libs = %{version}-%{release}
Obsoletes: papi-libs < %{version}-%{release}
Patch0001: papi-add-support-riscv64.patch
Patch0002: add-loongarch64-support-for-papi.patch
%description
PAPI provides a programmer interface to monitor the performance of
@ -89,6 +90,9 @@ done
%{_mandir}/man3/*
%changelog
* Tue Apr 16 2024 Wenlong Zhang <zhangwenlong@loongson.cn> - 7.1.0-2
- add loongarch64 support for papi
* Tue Jan 2 2024 liyanan <liyanan61@h-partners.com> - 7.1.0-1
- Upgrade to version 7.1.0