set_conv_libfunc (trunc_optab, DDmode, mode, "__dpd_trunctfdd");
set_conv_libfunc (sext_optab, TDmode, mode, "__dpd_extendtftd");
+ set_conv_libfunc (sfix_optab, DImode, mode, "__fixtfdi");
+ set_conv_libfunc (ufix_optab, DImode, mode, "__fixunstfdi");
+
+ set_conv_libfunc (sfloat_optab, mode, DImode, "__floatditf");
+ set_conv_libfunc (ufloat_optab, mode, DImode, "__floatunditf");
+
if (TARGET_POWERPC64)
{
set_conv_libfunc (sfix_optab, TImode, mode, "__fixtfti");
--- /dev/null
+/*
+ * Require float128 support because __ibm128 currently is not enabled unless we
+ * also have __float128 support. We require software IEEE 128-bit support,
+ * which will work on power8. If we have hardware IEEE 128-bit support (power9
+ * or power10), ppc_float128_sw will still enable running the test.
+ */
+
+/* { dg-do run } */
+/* { require-effective-target ppc_float128_sw } */
+/* { dg-options "-O2 -mvsx -mfloat128" } */
+
+/*
+ * PR target/104253
+ *
+ * Verify that the various conversions to and from __ibm128 work. When the
+ * default for long double is changed to IEEE 128-bit, originally GCC would
+ * call the functions using an 'if' name instead of 'tf' name.
+ */
+
+#include <stdlib.h>
+
+extern float ibm128_to_sf (__ibm128) __attribute__((noinline));
+extern double ibm128_to_df (__ibm128) __attribute__((noinline));
+extern int ibm128_to_si (__ibm128) __attribute__((noinline));
+extern long long ibm128_to_di (__ibm128) __attribute__((noinline));
+extern unsigned int ibm128_to_usi (__ibm128) __attribute__((noinline));
+extern unsigned long long ibm128_to_udi (__ibm128) __attribute__((noinline));
+
+extern __ibm128 sf_to_ibm128 (float) __attribute__((noinline));
+extern __ibm128 df_to_ibm128 (double) __attribute__((noinline));
+extern __ibm128 si_to_ibm128 (int) __attribute__((noinline));
+extern __ibm128 di_to_ibm128 (long long) __attribute__((noinline));
+extern __ibm128 usi_to_ibm128 (unsigned int) __attribute__((noinline));
+extern __ibm128 udi_to_ibm128 (unsigned long long) __attribute__((noinline));
+
+float
+ibm128_to_sf (__ibm128 x)
+{
+ return x;
+}
+
+double
+ibm128_to_df (__ibm128 x)
+{
+ return x;
+}
+
+int
+ibm128_to_si (__ibm128 x)
+{
+ return x;
+}
+
+long long
+ibm128_to_di (__ibm128 x)
+{
+ return x;
+}
+
+unsigned int
+ibm128_to_usi (__ibm128 x)
+{
+ return x;
+}
+
+unsigned long long
+ibm128_to_udi (__ibm128 x)
+{
+ return x;
+}
+
+__ibm128
+sf_to_ibm128 (float x)
+{
+ return x;
+}
+
+__ibm128
+df_to_ibm128 (double x)
+{
+ return x;
+}
+
+__ibm128
+si_to_ibm128 (int x)
+{
+ return x;
+}
+
+__ibm128
+di_to_ibm128 (long long x)
+{
+ return x;
+}
+
+__ibm128
+usi_to_ibm128 (unsigned int x)
+{
+ return x;
+}
+
+__ibm128
+udi_to_ibm128 (unsigned long long x)
+{
+ return x;
+}
+
+volatile float seven_sf = 7.0f;
+volatile double seven_df = 7.0;
+volatile int seven_si = 7;
+volatile long long seven_di = 7LL;
+volatile unsigned int seven_usi = 7U;
+volatile unsigned long long seven_udi = 7ULL;
+volatile __ibm128 seven_ibm128 = 7.0;
+
+int
+main (void)
+{
+ if (seven_ibm128 != sf_to_ibm128 (seven_sf))
+ abort ();
+
+ if (seven_ibm128 != df_to_ibm128 (seven_df))
+ abort ();
+
+ if (seven_ibm128 != si_to_ibm128 (seven_si))
+ abort ();
+
+ if (seven_ibm128 != di_to_ibm128 (seven_di))
+ abort ();
+
+ if (seven_ibm128 != usi_to_ibm128 (seven_usi))
+ abort ();
+
+ if (seven_ibm128 != udi_to_ibm128 (seven_udi))
+ abort ();
+
+ if (seven_sf != ibm128_to_sf (seven_ibm128))
+ abort ();
+
+ if (seven_df != ibm128_to_df (seven_ibm128))
+ abort ();
+
+ if (seven_si != ibm128_to_si (seven_ibm128))
+ abort ();
+
+ if (seven_di != ibm128_to_di (seven_ibm128))
+ abort ();
+
+ if (seven_usi != ibm128_to_usi (seven_ibm128))
+ abort ();
+
+ if (seven_udi != ibm128_to_udi (seven_ibm128))
+ abort ();
+
+ return 0;
+}