From ddbfdd0686dc4fddb4ca5bf33d1f4032fade7752 Mon Sep 17 00:00:00 2001 From: Pierre Muller Date: Tue, 11 Mar 2003 16:38:52 +0000 Subject: [PATCH] 2003-03-11 Pierre Muller * doublest.c (floatformat_from_length): Accept also the real size of 'long double' type. --- gdb/ChangeLog | 5 +++++ gdb/doublest.c | 8 ++++++++ 2 files changed, 13 insertions(+) diff --git a/gdb/ChangeLog b/gdb/ChangeLog index 9407556ae6..da11769925 100644 --- a/gdb/ChangeLog +++ b/gdb/ChangeLog @@ -1,3 +1,8 @@ +2003-03-11 Pierre Muller + + * doublest.c (floatformat_from_length): Accept also + the real size of 'long double' type. + 2003-03-10 Klee Dienes * breakpoint.c (bpstat_copy): Copy the command lines as well diff --git a/gdb/doublest.c b/gdb/doublest.c index e601a4dc40..3f68273877 100644 --- a/gdb/doublest.c +++ b/gdb/doublest.c @@ -633,6 +633,14 @@ floatformat_from_length (int len) return TARGET_DOUBLE_FORMAT; else if (len * TARGET_CHAR_BIT == TARGET_LONG_DOUBLE_BIT) return TARGET_LONG_DOUBLE_FORMAT; + /* On i386 the 'long double' type takes 96 bits, + while the real number of used bits is only 80, + both in processor and in memory. + The code below accepts the real bit size. */ + else if ((TARGET_LONG_DOUBLE_FORMAT != NULL) + && (len * TARGET_CHAR_BIT == + TARGET_LONG_DOUBLE_FORMAT->totalsize)) + return TARGET_LONG_DOUBLE_FORMAT; return NULL; }