https://gcc.gnu.org/g:7c08855190502bca6a1e59577ffe304677f126ed
commit 7c08855190502bca6a1e59577ffe304677f126ed Author: Alexandre Oliva <ol...@gnu.org> Date: Fri May 17 06:40:10 2024 -0300 [testsuite] xfail pr79004 on longdouble64; drop long_double_64bit Diff: --- gcc/testsuite/gcc.target/powerpc/pr79004.c | 14 +++++----- gcc/testsuite/lib/target-supports.exp | 43 ------------------------------ 2 files changed, 8 insertions(+), 49 deletions(-) diff --git a/gcc/testsuite/gcc.target/powerpc/pr79004.c b/gcc/testsuite/gcc.target/powerpc/pr79004.c index caf1f6c1eefe..2cb8bf4bc14b 100644 --- a/gcc/testsuite/gcc.target/powerpc/pr79004.c +++ b/gcc/testsuite/gcc.target/powerpc/pr79004.c @@ -100,10 +100,12 @@ void to_uns_short_store_n (TYPE a, unsigned short *p, long n) { p[n] = (unsigned void to_uns_int_store_n (TYPE a, unsigned int *p, long n) { p[n] = (unsigned int)a; } void to_uns_long_store_n (TYPE a, unsigned long *p, long n) { p[n] = (unsigned long)a; } -/* { dg-final { scan-assembler-not {\mbl __} } } */ -/* { dg-final { scan-assembler {\mxscvdpqp\M} } } */ -/* { dg-final { scan-assembler {\mxscvqpdp\M} } } */ -/* { dg-final { scan-assembler {\mxscvqpdpo\M} } } */ +/* On targets with 64-bit long double, some opcodes to deal with __float128 are + disabled, see PR target/105359. */ +/* { dg-final { scan-assembler-not {\mbl __} { xfail longdouble64 } } } */ +/* { dg-final { scan-assembler {\mxscvdpqp\M} { xfail longdouble64 } } } */ +/* { dg-final { scan-assembler {\mxscvqpdp\M} { xfail longdouble64 } } } */ +/* { dg-final { scan-assembler {\mxscvqpdpo\M} { xfail longdouble64 } } } */ /* { dg-final { scan-assembler {\mxscvqpsdz\M} } } */ /* { dg-final { scan-assembler {\mxscvqpswz\M} } } */ /* { dg-final { scan-assembler {\mxscvsdqp\M} } } */ @@ -111,7 +113,7 @@ void to_uns_long_store_n (TYPE a, unsigned long *p, long n) { p[n] = (unsigned l /* { dg-final { scan-assembler {\mlxsd\M} } } */ /* { dg-final { scan-assembler {\mlxsiwax\M} } } */ /* { dg-final { scan-assembler {\mlxsiwzx\M} } } */ -/* { dg-final { scan-assembler {\mlxssp\M} } } */ +/* { dg-final { scan-assembler {\mlxssp\M} { xfail longdouble64 } } } */ /* { dg-final { scan-assembler {\mstxsd\M} } } */ /* { dg-final { scan-assembler {\mstxsiwx\M} } } */ -/* { dg-final { scan-assembler {\mstxssp\M} } } */ +/* { dg-final { scan-assembler {\mstxssp\M} { xfail longdouble64 } } } */ diff --git a/gcc/testsuite/lib/target-supports.exp b/gcc/testsuite/lib/target-supports.exp index ec9baa4f32a3..dc7d4f2b5f39 100644 --- a/gcc/testsuite/lib/target-supports.exp +++ b/gcc/testsuite/lib/target-supports.exp @@ -2930,49 +2930,6 @@ proc add_options_for_long_double_ieee128 { flags } { return "$flags" } -# Check if GCC and GLIBC supports explicitly specifying that the long double -# format uses the IEEE 64-bit. Under little endian PowerPC Linux, you need -# GLIBC 2.32 or later to be able to use a different long double format for -# running a program than the system default. - -proc check_effective_target_long_double_64bit { } { - return [check_runtime_nocache long_double_64bit { - #include <string.h> - #include <stdio.h> - /* use volatile to prevent optimization. */ - volatile double a = 3.0; - volatile long double one = 1.0L; - volatile long double two = 2.0L; - volatile long double b; - char buffer[20]; - int main() - { - double a2; - long double b2; - if (sizeof (long double) != 8) - return 1; - b = one + two; - /* eliminate removing volatile cast warning. */ - a2 = a; - b2 = b; - if (memcmp (&a2, &b2, 16) != 0) - return 1; - sprintf (buffer, "%lg", b); - return strcmp (buffer, "3") != 0; - } - } [add_options_for_ppc_long_double_override_64bit ""]] -} - -# Return the appropriate options to specify that long double uses the IEEE -# 64-bit format on PowerPC. - -proc add_options_for_long_double_64bit { flags } { - if { [istarget powerpc*-*-*] } { - return "$flags -mlong-double-64" - } - return "$flags" -} - # Return 1 if the target supports executing VSX instructions, 0 # otherwise. Cache the result.