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selftests/powerpc: Add more version checks to alignment_handler test

Browse source 
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: Michael Ellerman <mpe@ellerman.id.au>
Reviewed-by: Andrew Donnellan <andrew.donnellan@au1.ibm.com>
This commit is contained in:
Michael Ellerman 2018-07-31 22:08:42 +10:00
parent edba42cd14
commit 8e4bdc699b
1 changed files with 59 additions and 8 deletions
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67
tools/testing/selftests/powerpc/alignment/alignment_handler.c
View file

@ -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;
}