From e927e2b8e4830fdc31ccd042105c0e11ea4a6b2e Mon Sep 17 00:00:00 2001 From: froydnj Date: Tue, 10 Mar 2009 15:42:51 +0000 Subject: [PATCH] PR middle-end/37850 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result. (__divMODE3): Likewise. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@144751 138bc75d-0d04-0410-961f-82ee72b054a4 --- gcc/ChangeLog | 8 ++++++++ gcc/libgcc2.c | 10 ++++++++-- 2 files changed, 16 insertions(+), 2 deletions(-) diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 341bcc6..7325c22 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,11 @@ +2009-03-10 Richard Guenther + Nathan Froyd + + PR middle-end/37850 + * libgcc2.c (__mulMODE3): Use explicit assignments to form the + result. + (__divMODE3): Likewise. + 2009-03-09 Jakub Jelinek PR tree-optimization/39394 diff --git a/gcc/libgcc2.c b/gcc/libgcc2.c index 08f1ee6..0966ac2 100644 --- a/gcc/libgcc2.c +++ b/gcc/libgcc2.c @@ -1831,6 +1831,7 @@ CTYPE CONCAT3(__mul,MODE,3) (MTYPE a, MTYPE b, MTYPE c, MTYPE d) { MTYPE ac, bd, ad, bc, x, y; + CTYPE res; ac = a * c; bd = b * d; @@ -1887,7 +1888,9 @@ CONCAT3(__mul,MODE,3) (MTYPE a, MTYPE b, MTYPE c, MTYPE d) } } - return x + I * y; + __real__ res = x; + __imag__ res = y; + return res; } #endif /* complex multiply */ @@ -1898,6 +1901,7 @@ CTYPE CONCAT3(__div,MODE,3) (MTYPE a, MTYPE b, MTYPE c, MTYPE d) { MTYPE denom, ratio, x, y; + CTYPE res; /* ??? We can get better behavior from logarithmic scaling instead of the division. But that would mean starting to link libgcc against @@ -1943,7 +1947,9 @@ CONCAT3(__div,MODE,3) (MTYPE a, MTYPE b, MTYPE c, MTYPE d) } } - return x + I * y; + __real__ res = x; + __imag__ res = y; + return res; } #endif /* complex divide */ -- 2.7.4