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Commit 8e4bdc69 authored by Michael Ellerman's avatar Michael Ellerman
Browse files

selftests/powerpc: Add more version checks to alignment_handler test 



The alignment_handler is documented to only work on Power8/Power9, but
we can make it run on older CPUs by guarding more of the tests with
feature checks.

Signed-off-by: default avatarMichael Ellerman <mpe@ellerman.id.au>
Reviewed-by: default avatarAndrew Donnellan <andrew.donnellan@au1.ibm.com>
parent edba42cd

tools/testing/selftests/powerpc/alignment/alignment_handler.c

+59 −8
Original line number Diff line number Diff line
@@ -49,6 +49,8 @@ 
#include <setjmp.h>

#include <signal.h>



#include <asm/cputable.h>



#include "utils.h"



int bufsize;
@@ -289,6 +291,7 @@ int test_alignment_handler_vsx_206(void) 
	int rc = 0;



	SKIP_IF(!can_open_fb0());

	SKIP_IF(!have_hwcap(PPC_FEATURE_ARCH_2_06));



	printf("VSX: 2.06B\n");

	LOAD_VSX_XFORM_TEST(lxvd2x);
@@ -306,6 +309,7 @@ int test_alignment_handler_vsx_207(void) 
	int rc = 0;



	SKIP_IF(!can_open_fb0());

	SKIP_IF(!have_hwcap2(PPC_FEATURE2_ARCH_2_07));



	printf("VSX: 2.07B\n");

	LOAD_VSX_XFORM_TEST(lxsspx);
@@ -380,7 +384,6 @@ int test_alignment_handler_integer(void) 
	LOAD_DFORM_TEST(ldu);

	LOAD_XFORM_TEST(ldx);

	LOAD_XFORM_TEST(ldux);

	LOAD_XFORM_TEST(ldbrx);

	LOAD_DFORM_TEST(lmw);

	STORE_DFORM_TEST(stb);

	STORE_XFORM_TEST(stbx);
@@ -400,8 +403,23 @@ int test_alignment_handler_integer(void) 
	STORE_XFORM_TEST(stdx);

	STORE_DFORM_TEST(stdu);

	STORE_XFORM_TEST(stdux);

	STORE_XFORM_TEST(stdbrx);

	STORE_DFORM_TEST(stmw);



	return rc;

}



int test_alignment_handler_integer_206(void)

{

	int rc = 0;



	SKIP_IF(!can_open_fb0());

	SKIP_IF(!have_hwcap(PPC_FEATURE_ARCH_2_06));



	printf("Integer: 2.06\n");



	LOAD_XFORM_TEST(ldbrx);

	STORE_XFORM_TEST(stdbrx);



	return rc;

}
@@ -410,6 +428,7 @@ int test_alignment_handler_vmx(void) 
	int rc = 0;



	SKIP_IF(!can_open_fb0());

	SKIP_IF(!have_hwcap(PPC_FEATURE_HAS_ALTIVEC));



	printf("VMX\n");

	LOAD_VMX_XFORM_TEST(lvx);
@@ -441,20 +460,14 @@ int test_alignment_handler_fp(void) 
	printf("Floating point\n");

	LOAD_FLOAT_DFORM_TEST(lfd);

	LOAD_FLOAT_XFORM_TEST(lfdx);

	LOAD_FLOAT_DFORM_TEST(lfdp);

	LOAD_FLOAT_XFORM_TEST(lfdpx);

	LOAD_FLOAT_DFORM_TEST(lfdu);

	LOAD_FLOAT_XFORM_TEST(lfdux);

	LOAD_FLOAT_DFORM_TEST(lfs);

	LOAD_FLOAT_XFORM_TEST(lfsx);

	LOAD_FLOAT_DFORM_TEST(lfsu);

	LOAD_FLOAT_XFORM_TEST(lfsux);

	LOAD_FLOAT_XFORM_TEST(lfiwzx);

	LOAD_FLOAT_XFORM_TEST(lfiwax);

	STORE_FLOAT_DFORM_TEST(stfd);

	STORE_FLOAT_XFORM_TEST(stfdx);

	STORE_FLOAT_DFORM_TEST(stfdp);

	STORE_FLOAT_XFORM_TEST(stfdpx);

	STORE_FLOAT_DFORM_TEST(stfdu);

	STORE_FLOAT_XFORM_TEST(stfdux);

	STORE_FLOAT_DFORM_TEST(stfs);
@@ -466,6 +479,38 @@ int test_alignment_handler_fp(void) 
	return rc;

}



int test_alignment_handler_fp_205(void)

{

	int rc = 0;



	SKIP_IF(!can_open_fb0());

	SKIP_IF(!have_hwcap(PPC_FEATURE_ARCH_2_05));



	printf("Floating point: 2.05\n");



	LOAD_FLOAT_DFORM_TEST(lfdp);

	LOAD_FLOAT_XFORM_TEST(lfdpx);

	LOAD_FLOAT_XFORM_TEST(lfiwax);

	STORE_FLOAT_DFORM_TEST(stfdp);

	STORE_FLOAT_XFORM_TEST(stfdpx);



	return rc;

}



int test_alignment_handler_fp_206(void)

{

	int rc = 0;



	SKIP_IF(!can_open_fb0());

	SKIP_IF(!have_hwcap(PPC_FEATURE_ARCH_2_06));



	printf("Floating point: 2.06\n");



	LOAD_FLOAT_XFORM_TEST(lfiwzx);



	return rc;

}



void usage(char *prog)

{

	printf("Usage: %s [options]\n", prog);
@@ -513,9 +558,15 @@ int main(int argc, char *argv[]) 
			   "test_alignment_handler_vsx_300");

	rc |= test_harness(test_alignment_handler_integer,

			   "test_alignment_handler_integer");

	rc |= test_harness(test_alignment_handler_integer_206,

			   "test_alignment_handler_integer_206");

	rc |= test_harness(test_alignment_handler_vmx,

			   "test_alignment_handler_vmx");

	rc |= test_harness(test_alignment_handler_fp,

			   "test_alignment_handler_fp");

	rc |= test_harness(test_alignment_handler_fp_205,

			   "test_alignment_handler_fp_205");

	rc |= test_harness(test_alignment_handler_fp_206,

			   "test_alignment_handler_fp_206");

	return rc;

}