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Re: [Qemu-devel] [PATCH] tests/tcg: add barrier test for ARM

From: Alex Bennée
Subject: Re: [Qemu-devel] [PATCH] tests/tcg: add barrier test for ARM
Date: Thu, 20 Dec 2018 11:17:13 +0000
User-agent: mu4e 1.1.0; emacs 26.1.90

Alex Bennée <address@hidden> writes:

> This is a port of my kvm-unit-tests barrier test. A couple of things
> are done in a more user-space friendly way but the tests are the same.
> Signed-off-by: Alex Bennée <address@hidden>
> +
> +# Barrier tests need atomic definitions, steal QEMUs
> +barrier: CFLAGS+=-I$(SRC_PATH)/include/qemu

Hmm that should be:

modified   tests/tcg/arm/Makefile.target
@@ -10,7 +10,7 @@ VPATH                 += $(ARM_SRC)

 ARM_TESTS=hello-arm test-arm-iwmmxt

-TESTS += $(ARM_TESTS) fcvt
+TESTS += $(ARM_TESTS) fcvt barrier

 hello-arm: CFLAGS+=-marm -ffreestanding
 hello-arm: LDFLAGS+=-nostdlib
@@ -30,3 +30,7 @@ endif

 # On ARM Linux only supports 4k pages
+# Barrier tests need aqrel
+barrier: CFLAGS+=-march=armv8-a
+barrier: LDFLAGS+=-lpthread

Alex Bennée

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