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re PR libffi/34612 ([4.1/4.2] libffi doesn't work with -fomit-frame-pointer on ia32) 

2008-01-30  H.J. Lu  <hongjiu.lu@intel.com>

	PR libffi/34612
	* src/x86/sysv.S (ffi_closure_SYSV): Pop 4 byte from stack when
	returning struct.

	* testsuite/libffi.call/call.exp: Add "-O2 -fomit-frame-pointer"
	tests.

From-SVN: r131964
This commit is contained in:
H.J. Lu 2008-01-30 14:36:58 +00:00 committed by H.J. Lu
parent ac9e6043ea
commit 7f92e24236
3 changed files with 16 additions and 0 deletions
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9
libffi/ChangeLog
View File

@ -1,3 +1,12 @@
2008-01-30 H.J. Lu <hongjiu.lu@intel.com>
PR libffi/34612
* src/x86/sysv.S (ffi_closure_SYSV): Pop 4 byte from stack when
returning struct.
* testsuite/libffi.call/call.exp: Add "-O2 -fomit-frame-pointer"
tests.
2008-01-24 David Edelsohn <edelsohn@gnu.org>
* configure: Regenerate.

6
libffi/src/x86/sysv.S
View File

@ -210,6 +210,8 @@ ffi_closure_SYSV:
je .Lcls_retldouble
cmpl $FFI_TYPE_SINT64, %eax
je .Lcls_retllong
cmpl $FFI_TYPE_STRUCT, %eax
je .Lcls_retstruct
.Lcls_epilogue:
movl %ebp, %esp
popl %ebp
@ -230,6 +232,10 @@ ffi_closure_SYSV:
movl (%ecx), %eax
movl 4(%ecx), %edx
jmp .Lcls_epilogue
.Lcls_retstruct:
movl %ebp, %esp
popl %ebp
ret $4
.LFE2:
.size ffi_closure_SYSV, .-ffi_closure_SYSV

1
libffi/testsuite/libffi.call/call.exp
View File

@ -27,6 +27,7 @@ dg-runtest [lsort [glob -nocomplain $srcdir/$subdir/*.\[cS\]]] "-O0 -W -Wall" ""
dg-runtest [lsort [glob -nocomplain $srcdir/$subdir/*.\[cS\]]] "-O2" ""
dg-runtest [lsort [glob -nocomplain $srcdir/$subdir/*.\[cS\]]] "-O3" ""
dg-runtest [lsort [glob -nocomplain $srcdir/$subdir/*.\[cS\]]] "-Os" ""
dg-runtest [lsort [glob -nocomplain $srcdir/$subdir/*.\[cS\]]] "-O2 -fomit-frame-pointer" ""
dg-finish