From e84296c66c1d63552db6dd6571edd92619a00e53 Mon Sep 17 00:00:00 2001 From: Andreas Tobler Date: Fri, 16 Nov 2007 23:24:53 +0000 Subject: sysv.S: Load correct cr to compare if we have long double. 2007-11-17 Andreas Tobler * src/powerpc/sysv.S: Load correct cr to compare if we have long double. * src/powerpc/linux64.S: Likewise. * src/powerpc/ffi.c: Add a comment to show which part goes into cr6. * testsuite/libffi.call/return_ldl.c: New test. From-SVN: r130247 --- libffi/src/powerpc/ffi.c | 3 ++- libffi/src/powerpc/linux64.S | 1 + libffi/src/powerpc/sysv.S | 1 + 3 files changed, 4 insertions(+), 1 deletion(-) (limited to 'libffi/src') diff --git a/libffi/src/powerpc/ffi.c b/libffi/src/powerpc/ffi.c index fe5550d..eaa4c86 100644 --- a/libffi/src/powerpc/ffi.c +++ b/libffi/src/powerpc/ffi.c @@ -40,7 +40,8 @@ enum { FLAG_RETURNS_NOTHING = 1 << (31-30), /* These go in cr7 */ FLAG_RETURNS_FP = 1 << (31-29), FLAG_RETURNS_64BITS = 1 << (31-28), - FLAG_RETURNS_128BITS = 1 << (31-27), + + FLAG_RETURNS_128BITS = 1 << (31-27), /* cr6 */ FLAG_ARG_NEEDS_COPY = 1 << (31- 7), FLAG_FP_ARGUMENTS = 1 << (31- 6), /* cr1.eq; specified by ABI */ diff --git a/libffi/src/powerpc/linux64.S b/libffi/src/powerpc/linux64.S index dbfcc7b..2cfebbf 100644 --- a/libffi/src/powerpc/linux64.S +++ b/libffi/src/powerpc/linux64.S @@ -125,6 +125,7 @@ ffi_call_LINUX64: .Lfp_return_value: bf 28, .Lfloat_return_value stfd %f1, 0(%r30) + mtcrf 0x02, %r31 /* cr6 */ bf 27, .Ldone_return_value stfd %f2, 8(%r30) b .Ldone_return_value diff --git a/libffi/src/powerpc/sysv.S b/libffi/src/powerpc/sysv.S index 9a9a109..9682016 100644 --- a/libffi/src/powerpc/sysv.S +++ b/libffi/src/powerpc/sysv.S @@ -121,6 +121,7 @@ L(done_return_value): L(fp_return_value): bf 28,L(float_return_value) stfd %f1,0(%r30) + mtcrf 0x02,%r31 /* cr6 */ bf 27,L(done_return_value) stfd %f2,8(%r30) b L(done_return_value) -- cgit v1.1