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ppc: use DIV_ROUND_UP 

I used the clang-tidy qemu-round check to generate the fix:
https://github.com/elmarco/clang-tools-extra

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Acked-by: David Gibson <david@gibson.dropbear.id.au>
Reviewed-by: Richard Henderson <rth@twiddle.net>
This commit is contained in:
Marc-André Lureau 2017-06-22 13:04:16 +02:00
parent 0ef1efcf94
commit f0704d78b4
2 changed files with 2 additions and 2 deletions
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2
target/ppc/mem_helper.c
View File

@ -111,7 +111,7 @@ void helper_lswx(CPUPPCState *env, target_ulong addr, uint32_t reg,
uint32_t ra, uint32_t rb)
{
if (likely(xer_bc != 0)) {
int num_used_regs = (xer_bc + 3) / 4;
int num_used_regs = DIV_ROUND_UP(xer_bc, 4);
if (unlikely((ra != 0 && lsw_reg_in_range(reg, num_used_regs, ra)) ||
lsw_reg_in_range(reg, num_used_regs, rb))) {
raise_exception_err_ra(env, POWERPC_EXCP_PROGRAM,

2
target/ppc/translate.c
View File

@ -2880,7 +2880,7 @@ static void gen_lswi(DisasContext *ctx)
}
if (nb == 0)
nb = 32;
nr = (nb + 3) / 4;
nr = DIV_ROUND_UP(nb, 4);
if (unlikely(lsw_reg_in_range(start, nr, ra))) {
gen_inval_exception(ctx, POWERPC_EXCP_INVAL_LSWX);
return;