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Finish up alignment tests and add address cast

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It turns out that initializing a local int with a pointer cast doesn't
work.
This commit is contained in:
Bill Currie 2020-02-15 10:10:01 +09:00
parent a4a57b6ffd
commit 4caa875442
3 changed files with 55 additions and 1 deletions
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10
tools/qfcc/test/Makefile.am
View file

@ -29,6 +29,7 @@ test_bins=\
fail_bins=
test_progs_dat=\
address-cast.dat \
alignment.dat \
chewed-alias.dat \
chewed-return.dat \
@ -89,6 +90,15 @@ test_harness_DEPENDENCIES= $(QFCC_TEST_DEPS)
r_depfiles_remade=
address_cast_dat_SOURCES=address-cast.r
address_cast_obj=$(address_cast_dat_SOURCES:.r=.qfo)
address-cast.dat$(EXEEXT): $(address_cast_obj) $(QFCC_DEP)
$(QFCC) $(QCFLAGS) -o $@ $(address_cast_obj)
address-cast.run: Makefile build-run
$(srcdir)/build-run $@
include ./$(DEPDIR)/address-cast.Qo # am--include-marker
r_depfiles_remade += ./$(DEPDIR)/address-cast.Qo
alignment_dat_SOURCES=alignment.r
alignment_obj=$(alignment_dat_SOURCES:.r=.qfo)
alignment.dat$(EXEEXT): $(alignment_obj) $(QFCC_DEP)

17
tools/qfcc/test/address-cast.r Normal file
View file

@ -0,0 +1,17 @@
int a;
double b;
int c;
double d;
void printf (string fmt, ...) = #0;
int main()
{
int di = (int) &d;
int fail = 0;
if (!di) {
printf ("address cast fail: %d\n", di);
fail |= 1;
}
return fail;
}

29
tools/qfcc/test/alignment.r
View file

@ -2,8 +2,35 @@ int a;
double b;
int c;
double d;
void printf (string fmt, ...) = #0;
int main()
{
return 1;
int fail = 0;
void *ap = &a;
void *bp = &b;
void *cp = &c;
void *dp = &d;
int aa = (int) ap;
int ba = (int) bp;
int ca = (int) cp;
int da = (int) dp;
if (ba & 1) {
printf ("double b is not aligned: %d\n", ba);
fail |= 1;
}
if (da & 1) {
printf ("double d is not aligned: %d\n", da);
fail |= 1;
}
if (ca - aa != 1) {
printf ("int c (%d) is not adjacant to int a (%d)\n", ca, aa);
fail |= 1;
}
if (ba <= ca) {
printf ("double b does not come after int c: %d %d\n", ba, ca);
fail |= 1;
}
return fail;
}