| Message ID | 20240913172655.173873-12-alex.bennee@linaro.org (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | tcg plugins pre-PR (deprecations, mem apis, contrib plugins) | expand |
On 13/9/24 19:26, Alex Bennée wrote: > While the compilers will generally happily synthesise a 64 bit value > for you on 32 bit systems it doesn't exercise anything on QEMU. It > also makes it hard to accurately compare the accesses to test_data > when instrumenting. > > Message-Id: <20240910140733.4007719-21-alex.bennee@linaro.org> > Reviewed-by: Pierrick Bouvier <pierrick.bouvier@linaro.org> > Signed-off-by: Alex Bennée <alex.bennee@linaro.org> > --- > tests/tcg/multiarch/system/memory.c | 26 +++++++++++++++++++------- > 1 file changed, 19 insertions(+), 7 deletions(-) > > diff --git a/tests/tcg/multiarch/system/memory.c b/tests/tcg/multiarch/system/memory.c > index 8f2371975d..680dd4800b 100644 > --- a/tests/tcg/multiarch/system/memory.c > +++ b/tests/tcg/multiarch/system/memory.c > @@ -163,6 +163,7 @@ static void init_test_data_u32(int offset) > ml_printf("done %d @ %p\n", i, ptr); > } > > +#if __SIZEOF_POINTER__ == 8 >= ? :) > static void init_test_data_u64(int offset) > { > uint8_t count = 0; > @@ -187,6 +188,7 @@ static void init_test_data_u64(int offset) > } > ml_printf("done %d @ %p\n", i, ptr); > } > +#endif > > static bool read_test_data_u16(int offset) > { > @@ -254,6 +256,7 @@ static bool read_test_data_u32(int offset) > return true; > } > > +#if __SIZEOF_POINTER__ == 8 > static bool read_test_data_u64(int offset) > { > uint64_t word, *ptr = (uint64_t *)&test_data[offset]; > @@ -307,11 +310,16 @@ static bool read_test_data_u64(int offset) > ml_printf("done %d @ %p\n", i, ptr); > return true; > } > +#endif > > /* Read the test data and verify at various offsets */ > -read_ufn read_ufns[] = { read_test_data_u16, > - read_test_data_u32, > - read_test_data_u64 }; > +read_ufn read_ufns[] = { > + read_test_data_u16, > + read_test_data_u32, > +#if __SIZEOF_POINTER__ == 8 > + read_test_data_u64 > +#endif > +}; > > bool do_unsigned_reads(int start_off) > { > @@ -476,10 +484,14 @@ bool do_signed_reads(bool neg_first) > return ok; > } > > -init_ufn init_ufns[] = { init_test_data_u8, > - init_test_data_u16, > - init_test_data_u32, > - init_test_data_u64 }; > +init_ufn init_ufns[] = { > + init_test_data_u8, > + init_test_data_u16, > + init_test_data_u32, > +#if __SIZEOF_POINTER__ == 8 > + init_test_data_u64 > +#endif > +}; > > int main(void) > {
Philippe Mathieu-Daudé <philmd@linaro.org> writes: > On 13/9/24 19:26, Alex Bennée wrote: >> While the compilers will generally happily synthesise a 64 bit value >> for you on 32 bit systems it doesn't exercise anything on QEMU. It >> also makes it hard to accurately compare the accesses to test_data >> when instrumenting. >> Message-Id: <20240910140733.4007719-21-alex.bennee@linaro.org> >> Reviewed-by: Pierrick Bouvier <pierrick.bouvier@linaro.org> >> Signed-off-by: Alex Bennée <alex.bennee@linaro.org> >> --- >> tests/tcg/multiarch/system/memory.c | 26 +++++++++++++++++++------- >> 1 file changed, 19 insertions(+), 7 deletions(-) >> diff --git a/tests/tcg/multiarch/system/memory.c >> b/tests/tcg/multiarch/system/memory.c >> index 8f2371975d..680dd4800b 100644 >> --- a/tests/tcg/multiarch/system/memory.c >> +++ b/tests/tcg/multiarch/system/memory.c >> @@ -163,6 +163,7 @@ static void init_test_data_u32(int offset) >> ml_printf("done %d @ %p\n", i, ptr); >> } >> +#if __SIZEOF_POINTER__ == 8 > >>= ? :) Ahh I was confused by the email quoting. Do we actually have any systems with bigger pointers or is this just for future proofing? > >> static void init_test_data_u64(int offset) >> { >> uint8_t count = 0; >> @@ -187,6 +188,7 @@ static void init_test_data_u64(int offset) >> } >> ml_printf("done %d @ %p\n", i, ptr); >> } >> +#endif >> static bool read_test_data_u16(int offset) >> { >> @@ -254,6 +256,7 @@ static bool read_test_data_u32(int offset) >> return true; >> } >> +#if __SIZEOF_POINTER__ == 8 >> static bool read_test_data_u64(int offset) >> { >> uint64_t word, *ptr = (uint64_t *)&test_data[offset]; >> @@ -307,11 +310,16 @@ static bool read_test_data_u64(int offset) >> ml_printf("done %d @ %p\n", i, ptr); >> return true; >> } >> +#endif >> /* Read the test data and verify at various offsets */ >> -read_ufn read_ufns[] = { read_test_data_u16, >> - read_test_data_u32, >> - read_test_data_u64 }; >> +read_ufn read_ufns[] = { >> + read_test_data_u16, >> + read_test_data_u32, >> +#if __SIZEOF_POINTER__ == 8 >> + read_test_data_u64 >> +#endif >> +}; >> bool do_unsigned_reads(int start_off) >> { >> @@ -476,10 +484,14 @@ bool do_signed_reads(bool neg_first) >> return ok; >> } >> -init_ufn init_ufns[] = { init_test_data_u8, >> - init_test_data_u16, >> - init_test_data_u32, >> - init_test_data_u64 }; >> +init_ufn init_ufns[] = { >> + init_test_data_u8, >> + init_test_data_u16, >> + init_test_data_u32, >> +#if __SIZEOF_POINTER__ == 8 >> + init_test_data_u64 >> +#endif >> +}; >> int main(void) >> {
diff --git a/tests/tcg/multiarch/system/memory.c b/tests/tcg/multiarch/system/memory.c index 8f2371975d..680dd4800b 100644 --- a/tests/tcg/multiarch/system/memory.c +++ b/tests/tcg/multiarch/system/memory.c @@ -163,6 +163,7 @@ static void init_test_data_u32(int offset) ml_printf("done %d @ %p\n", i, ptr); } +#if __SIZEOF_POINTER__ == 8 static void init_test_data_u64(int offset) { uint8_t count = 0; @@ -187,6 +188,7 @@ static void init_test_data_u64(int offset) } ml_printf("done %d @ %p\n", i, ptr); } +#endif static bool read_test_data_u16(int offset) { @@ -254,6 +256,7 @@ static bool read_test_data_u32(int offset) return true; } +#if __SIZEOF_POINTER__ == 8 static bool read_test_data_u64(int offset) { uint64_t word, *ptr = (uint64_t *)&test_data[offset]; @@ -307,11 +310,16 @@ static bool read_test_data_u64(int offset) ml_printf("done %d @ %p\n", i, ptr); return true; } +#endif /* Read the test data and verify at various offsets */ -read_ufn read_ufns[] = { read_test_data_u16, - read_test_data_u32, - read_test_data_u64 }; +read_ufn read_ufns[] = { + read_test_data_u16, + read_test_data_u32, +#if __SIZEOF_POINTER__ == 8 + read_test_data_u64 +#endif +}; bool do_unsigned_reads(int start_off) { @@ -476,10 +484,14 @@ bool do_signed_reads(bool neg_first) return ok; } -init_ufn init_ufns[] = { init_test_data_u8, - init_test_data_u16, - init_test_data_u32, - init_test_data_u64 }; +init_ufn init_ufns[] = { + init_test_data_u8, + init_test_data_u16, + init_test_data_u32, +#if __SIZEOF_POINTER__ == 8 + init_test_data_u64 +#endif +}; int main(void) {