82 lines
2.4 KiB
Makefile
82 lines
2.4 KiB
Makefile
# The mpn functions need a #define for asm syntax flavor.
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# Every i386 port in use uses gas syntax (I think).
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asm-CPPFLAGS += -DGAS_SYNTAX
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# The i386 `long double' is a distinct type we support.
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long-double-fcts = yes
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ifeq ($(subdir),gmon)
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sysdep_routines += i386-mcount
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endif
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ifeq ($(subdir),elf)
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CFLAGS-rtld.c += -Wno-uninitialized -Wno-unused
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CFLAGS-dl-load.c += -Wno-unused
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CFLAGS-dl-reloc.c += -Wno-unused
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endif
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ifeq ($(subdir),debug)
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CFLAGS-backtrace.c += -fexceptions
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endif
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# Most of the glibc routines don't ever call user defined callbacks
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# nor use any FPU or SSE* and as such don't need bigger %esp alignment
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# than 4 bytes.
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# Lots of routines in math will use FPU, so make math subdir an exception
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# here.
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# In gcc 4.6 (and maybe earlier?) giving -mpreferred-stack-boundary=2 is
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# an error, so don't try to reduce it here like we used to. We still
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# explicit set -mpreferred-stack-boundary=4 the places where it matters,
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# in case an older compiler defaulted to 2.
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ifeq ($(subdir),math)
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sysdep-CFLAGS += -mpreferred-stack-boundary=4
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else
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ifeq ($(subdir),csu)
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sysdep-CFLAGS += -mpreferred-stack-boundary=4
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gen-as-const-headers += link-defines.sym
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else
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# Likewise, any function which calls user callbacks
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uses-callbacks += -mpreferred-stack-boundary=4
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# Likewise, any stack alignment tests
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stack-align-test-flags += -malign-double -mpreferred-stack-boundary=4
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endif
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endif
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# And a couple of other routines
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ifeq ($(subdir),stdlib)
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CFLAGS-exit.c += -mpreferred-stack-boundary=4
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CFLAGS-cxa_finalize.c += -mpreferred-stack-boundary=4
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endif
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ifeq ($(subdir),elf)
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CFLAGS-dl-init.c += -mpreferred-stack-boundary=4
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CFLAGS-dl-fini.c += -mpreferred-stack-boundary=4
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CFLAGS-dl-open.c += -mpreferred-stack-boundary=4
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CFLAGS-dl-close.c += -mpreferred-stack-boundary=4
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CFLAGS-dl-error.c += -mpreferred-stack-boundary=4
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endif
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ifeq ($(subdir),dlfcn)
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CFLAGS-dlopen.c += -mpreferred-stack-boundary=4
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CFLAGS-dlopenold.c += -mpreferred-stack-boundary=4
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CFLAGS-dlclose.c += -mpreferred-stack-boundary=4
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CFLAGS-dlerror.c += -mpreferred-stack-boundary=4
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endif
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ifneq (,$(filter -mno-tls-direct-seg-refs,$(CFLAGS)))
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defines += -DNO_TLS_DIRECT_SEG_REFS
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endif
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ifeq ($(subdir),elf)
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sysdep-dl-routines += tlsdesc dl-tlsdesc
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tests += tst-audit3
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modules-names += tst-auditmod3a tst-auditmod3b
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$(objpfx)tst-audit3: $(objpfx)tst-auditmod3a.so
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$(objpfx)tst-audit3.out: $(objpfx)tst-auditmod3b.so
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tst-audit3-ENV = LD_AUDIT=$(objpfx)tst-auditmod3b.so
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endif
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ifeq ($(subdir),csu)
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gen-as-const-headers += tlsdesc.sym
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endif
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