forked from Minki/linux
MIPS: dsp: Simplify the DSP macros.
Simplify the DSP macros for vanilla (non-microMIPS) kernels and toolchains that do not support the DSP ASEs. Signed-off-by: Steven J. Hill <sjhill@mips.com> Patchwork: http://patchwork.linux-mips.org/patch/4687/ Signed-off-by: John Crispin <blogic@openwrt.org>
This commit is contained in:
Steven J. Hill
John Crispin
parent
d0c1b478e0
commit
4cb764b454
@ -1314,229 +1314,58 @@ do { \
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: "r" (val), "i" (mask)); \
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} while (0)
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#define mfhi0() \
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#define _dsp_mfxxx(ins) \
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({ \
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unsigned long __treg; \
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\
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__asm__ __volatile__( \
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" .set push \n" \
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" .set noat \n" \
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" # mfhi %0, $ac0 \n" \
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" .word 0x00000810 \n" \
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" move %0, $1 \n" \
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" .set pop \n" \
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: "=r" (__treg)); \
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" .set push \n" \
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" .set noat \n" \
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" .word (0x00000810 | %1) \n" \
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" move %0, $1 \n" \
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" .set pop \n" \
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: "=r" (__treg) \
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: "i" (ins)); \
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__treg; \
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})
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#define mfhi1() \
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({ \
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unsigned long __treg; \
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\
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__asm__ __volatile__( \
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" .set push \n" \
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" .set noat \n" \
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" # mfhi %0, $ac1 \n" \
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" .word 0x00200810 \n" \
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" move %0, $1 \n" \
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" .set pop \n" \
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: "=r" (__treg)); \
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__treg; \
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})
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#define mfhi2() \
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({ \
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unsigned long __treg; \
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\
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__asm__ __volatile__( \
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" .set push \n" \
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" .set noat \n" \
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" # mfhi %0, $ac2 \n" \
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" .word 0x00400810 \n" \
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" move %0, $1 \n" \
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" .set pop \n" \
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: "=r" (__treg)); \
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__treg; \
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})
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#define mfhi3() \
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({ \
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unsigned long __treg; \
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\
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__asm__ __volatile__( \
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" .set push \n" \
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" .set noat \n" \
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" # mfhi %0, $ac3 \n" \
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" .word 0x00600810 \n" \
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" move %0, $1 \n" \
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" .set pop \n" \
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: "=r" (__treg)); \
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__treg; \
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})
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#define mflo0() \
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({ \
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unsigned long __treg; \
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\
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__asm__ __volatile__( \
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" .set push \n" \
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" .set noat \n" \
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" # mflo %0, $ac0 \n" \
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" .word 0x00000812 \n" \
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" move %0, $1 \n" \
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" .set pop \n" \
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: "=r" (__treg)); \
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__treg; \
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})
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#define mflo1() \
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({ \
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unsigned long __treg; \
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\
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__asm__ __volatile__( \
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" .set push \n" \
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" .set noat \n" \
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" # mflo %0, $ac1 \n" \
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" .word 0x00200812 \n" \
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" move %0, $1 \n" \
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" .set pop \n" \
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: "=r" (__treg)); \
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__treg; \
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})
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#define mflo2() \
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({ \
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unsigned long __treg; \
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\
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__asm__ __volatile__( \
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" .set push \n" \
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" .set noat \n" \
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" # mflo %0, $ac2 \n" \
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" .word 0x00400812 \n" \
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" move %0, $1 \n" \
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" .set pop \n" \
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: "=r" (__treg)); \
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__treg; \
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})
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#define mflo3() \
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({ \
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unsigned long __treg; \
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\
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__asm__ __volatile__( \
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" .set push \n" \
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" .set noat \n" \
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" # mflo %0, $ac3 \n" \
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" .word 0x00600812 \n" \
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" move %0, $1 \n" \
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" .set pop \n" \
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: "=r" (__treg)); \
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__treg; \
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})
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#define mthi0(x) \
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#define _dsp_mtxxx(val, ins) \
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do { \
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__asm__ __volatile__( \
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" .set push \n" \
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" .set noat \n" \
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" move $1, %0 \n" \
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" # mthi $1, $ac0 \n" \
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" .word 0x00200011 \n" \
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" .word (0x00200011 | %1) \n" \
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" .set pop \n" \
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: \
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: "r" (x)); \
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: "r" (val), "i" (ins)); \
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} while (0)
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#define mthi1(x) \
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do { \
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__asm__ __volatile__( \
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" .set push \n" \
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" .set noat \n" \
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" move $1, %0 \n" \
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" # mthi $1, $ac1 \n" \
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" .word 0x00200811 \n" \
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" .set pop \n" \
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: \
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: "r" (x)); \
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} while (0)
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#define _dsp_mflo(reg) _dsp_mfxxx((reg << 21) | 0x0002)
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#define _dsp_mfhi(reg) _dsp_mfxxx((reg << 21) | 0x0000)
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#define mthi2(x) \
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do { \
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__asm__ __volatile__( \
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" .set push \n" \
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" .set noat \n" \
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" move $1, %0 \n" \
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" # mthi $1, $ac2 \n" \
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" .word 0x00201011 \n" \
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" .set pop \n" \
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: \
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: "r" (x)); \
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} while (0)
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#define _dsp_mtlo(val, reg) _dsp_mtxxx(val, ((reg << 11) | 0x0002))
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#define _dsp_mthi(val, reg) _dsp_mtxxx(val, ((reg << 11) | 0x0000))
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#define mthi3(x) \
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do { \
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__asm__ __volatile__( \
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" .set push \n" \
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" .set noat \n" \
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" move $1, %0 \n" \
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" # mthi $1, $ac3 \n" \
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" .word 0x00201811 \n" \
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" .set pop \n" \
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: \
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: "r" (x)); \
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} while (0)
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#define mflo0() _dsp_mflo(0)
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#define mflo1() _dsp_mflo(1)
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#define mflo2() _dsp_mflo(2)
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#define mflo3() _dsp_mflo(3)
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#define mtlo0(x) \
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do { \
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__asm__ __volatile__( \
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" .set push \n" \
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" .set noat \n" \
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" move $1, %0 \n" \
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" # mtlo $1, $ac0 \n" \
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" .word 0x00200013 \n" \
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" .set pop \n" \
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: \
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: "r" (x)); \
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} while (0)
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#define mfhi0() _dsp_mfhi(0)
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#define mfhi1() _dsp_mfhi(1)
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#define mfhi2() _dsp_mfhi(2)
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#define mfhi3() _dsp_mfhi(3)
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#define mtlo1(x) \
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do { \
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__asm__ __volatile__( \
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" .set push \n" \
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" .set noat \n" \
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" move $1, %0 \n" \
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" # mtlo $1, $ac1 \n" \
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" .word 0x00200813 \n" \
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" .set pop \n" \
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: \
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: "r" (x)); \
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} while (0)
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#define mtlo0(x) _dsp_mtlo(x, 0)
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#define mtlo1(x) _dsp_mtlo(x, 1)
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#define mtlo2(x) _dsp_mtlo(x, 2)
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#define mtlo3(x) _dsp_mtlo(x, 3)
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#define mtlo2(x) \
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do { \
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__asm__ __volatile__( \
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" .set push \n" \
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" .set noat \n" \
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" move $1, %0 \n" \
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" # mtlo $1, $ac2 \n" \
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" .word 0x00201013 \n" \
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" .set pop \n" \
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: \
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: "r" (x)); \
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} while (0)
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#define mtlo3(x) \
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do { \
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__asm__ __volatile__( \
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" .set push \n" \
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" .set noat \n" \
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" move $1, %0 \n" \
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" # mtlo $1, $ac3 \n" \
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" .word 0x00201813 \n" \
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" .set pop \n" \
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: \
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: "r" (x)); \
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} while (0)
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#define mthi0(x) _dsp_mthi(x, 0)
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#define mthi1(x) _dsp_mthi(x, 1)
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#define mthi2(x) _dsp_mthi(x, 2)
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#define mthi3(x) _dsp_mthi(x, 3)
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#endif /* CONFIG_CPU_MICROMIPS */
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#endif
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