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rs6000: Add effective target has_arch_ppc64

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This is true if we have -mpowerpc64.

2022-04-21  Segher Boessenkool  <segher@kernel.crashing.org>

gcc/testsuite/
	* lib/target-supports.exp (check_effective_target_has_arch_ppc64): New.
This commit is contained in:
Segher Boessenkool 2022-04-21 18:32:48 +00:00
parent ae56e2da05
commit fc9deca632
1 changed files with 10 additions and 0 deletions
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10
gcc/testsuite/lib/target-supports.exp
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@ -6378,6 +6378,16 @@ proc check_effective_target_has_arch_pwr10 { } {
}]
}
proc check_effective_target_has_arch_ppc64 { } {
return [check_no_compiler_messages arch_ppc64 assembly {
#ifndef _ARCH_PPC64
#error does not have ppc64 support.
#else
/* "has ppc64 support" */
#endif
}]
}
# Return 1 if this is a PowerPC target supporting -mcpu=power10.
# Limit this to 64-bit linux systems for now until other targets support
# power10.