Messages in this thread | | | From | (H. Peter Anvin) | Subject | Re: [2.6 patch] i386/power/cpu.c: remove three unused variables | Date | Tue, 18 Jan 2005 18:31:48 +0000 (UTC) |
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Followup to: <20050117152727.GB1379@elf.ucw.cz> By author: Pavel Machek <pavel@ucw.cz> In newsgroup: linux.dev.kernel > > Hi! > > > The patch below removes three unused variables. > > > > Please check whether this patch is correct, or whether the variables > > should have been used. > > The patch is probably correct (assuming %eax, %ecx and %edx are > caller-saved on i386. [Honza, please confirm... I do not know i386 > calling convention by heart.] > Pavel
%eax, %ecx, %edx, the FPU stack, the fsw, the XMM registers, and the arithmetric flags are caller-saved.
I *think* eflags.df is also caller-saved.
-hpa
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