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sysv.S (ffi_call_SYSV): Don't align for double data. 

* src/sh/sysv.S (ffi_call_SYSV): Don't align for double data.
	* testsuite/libffi.call/float3.c: New test case.

From-SVN: r89366
This commit is contained in:
Kaz Kojima 2004-10-21 06:00:41 +00:00
parent 70a8019bc2
commit 1fddb058e1
3 changed files with 78 additions and 6 deletions
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5
libffi/ChangeLog
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@ -1,3 +1,8 @@
2004-10-20 Kaz Kojima <kkojima@gcc.gnu.org>
* src/sh/sysv.S (ffi_call_SYSV): Don't align for double data.
* testsuite/libffi.call/float3.c: New test case.
2004-10-18 Kaz Kojima <kkojima@gcc.gnu.org>
* src/sh/ffi.c (ffi_prep_closure): Set T bit in trampoline for

6
libffi/src/sh/sysv.S
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@ -117,12 +117,6 @@ L_pass_d:
bt 1f
add #1,r3
1:
mov r15,r0
and #7,r0
tst r0,r0
bt 2f
add #4,r15
2:
mov #12,r0
cmp/hs r0,r3
bt/s 3f

73
libffi/testsuite/libffi.call/float3.c Normal file
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@ -0,0 +1,73 @@
/* Area: ffi_call
Purpose: Check float arguments with different orders.
Limitations: none.
PR: none.
Originator: From the original ffitest.c */
/* { dg-do run } */
/* { dg-options -mlong-double-128 { target powerpc64*-*-* } } */
#include "ffitest.h"
#include "float.h"
static double floating_1(float a, double b, long double c)
{
return (double) a + b + (double) c;
}
static double floating_2(long double a, double b, float c)
{
return (double) a + b + (double) c;
}
int main (void)
{
ffi_cif cif;
ffi_type *args[MAX_ARGS];
void *values[MAX_ARGS];
double rd;
float f;
double d;
long double ld;
args[0] = &ffi_type_float;
values[0] = &f;
args[1] = &ffi_type_double;
values[1] = &d;
args[2] = &ffi_type_longdouble;
values[2] = &ld;
/* Initialize the cif */
CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 3,
&ffi_type_double, args) == FFI_OK);
f = 3.14159;
d = (double)1.0/(double)3.0;
ld = 2.71828182846L;
floating_1 (f, d, ld);
ffi_call(&cif, FFI_FN(floating_1), &rd, values);
CHECK(rd - floating_1(f, d, ld) < DBL_EPSILON);
args[0] = &ffi_type_longdouble;
values[0] = &ld;
args[1] = &ffi_type_double;
values[1] = &d;
args[2] = &ffi_type_float;
values[2] = &f;
/* Initialize the cif */
CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 3,
&ffi_type_double, args) == FFI_OK);
floating_2 (ld, d, f);
ffi_call(&cif, FFI_FN(floating_2), &rd, values);
CHECK(rd - floating_2(ld, d, f) < DBL_EPSILON);
exit (0);
}