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MIPS: Add uasm_i_dsrl_safe() and uasm_i_dsll_safe() to uasm.

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This allows us to clean up the code by not having to explicitly code
checks for shift amounts greater than 32.

Signed-off-by: David Daney <ddaney@caviumnetworks.com>
To: linux-mips@linux-mips.org
Patchwork: http://patchwork.linux-mips.org/patch/1153/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
This commit is contained in:
David Daney 2010-04-28 12:16:16 -07:00 committed by Ralf Baechle
parent ce384d83d0
commit 26b9e547e9
1 changed files with 18 additions and 0 deletions
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18
arch/mips/include/asm/uasm.h
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@ -167,6 +167,24 @@ static inline void __cpuinit uasm_l##lb(struct uasm_label **lab, u32 *addr) \
#define uasm_i_ssnop(buf) uasm_i_sll(buf, 0, 0, 1)
#define uasm_i_ehb(buf) uasm_i_sll(buf, 0, 0, 3)
static inline void uasm_i_dsrl_safe(u32 **p, unsigned int a1,
unsigned int a2, unsigned int a3)
{
if (a3 < 32)
uasm_i_dsrl(p, a1, a2, a3);
else
uasm_i_dsrl32(p, a1, a2, a3 - 32);
}
static inline void uasm_i_dsll_safe(u32 **p, unsigned int a1,
unsigned int a2, unsigned int a3)
{
if (a3 < 32)
uasm_i_dsll(p, a1, a2, a3);
else
uasm_i_dsll32(p, a1, a2, a3 - 32);
}
/* Handle relocations. */
struct uasm_reloc {
u32 *addr;