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powerpc: Change mtcrf to use real register names 

mtocrf define is just a wrapper around the real instructions so we can
just use real register names here (ie. lower case).

Also remove braces in macro so this is possible.

Signed-off-by: Michael Neuling <mikey@neuling.org>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
This commit is contained in:
Michael Neuling 2012-06-25 13:33:16 +00:00 committed by Benjamin Herrenschmidt
parent b38c77d82e
commit 86e32fdce7
5 changed files with 12 additions and 12 deletions
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2
arch/powerpc/include/asm/asm-compat.h
View File

@ -29,7 +29,7 @@
#define PPC_LLARX(t, a, b, eh) PPC_LDARX(t, a, b, eh)
#define PPC_STLCX stringify_in_c(stdcx.)
#define PPC_CNTLZL stringify_in_c(cntlzd)
#define PPC_MTOCRF(FXM, RS) MTOCRF((FXM), (RS))
#define PPC_MTOCRF(FXM, RS) MTOCRF((FXM), RS)
#define PPC_LR_STKOFF 16
#define PPC_MIN_STKFRM 112
#else /* 32-bit */

4
arch/powerpc/include/asm/ppc_asm.h
View File

@ -384,9 +384,9 @@ END_FTR_SECTION_IFCLR(CPU_FTR_601)
#ifdef CONFIG_PPC64
#define MTOCRF(FXM, RS) \
BEGIN_FTR_SECTION_NESTED(848); \
mtcrf (FXM), (RS); \
mtcrf (FXM), RS; \
FTR_SECTION_ELSE_NESTED(848); \
mtocrf (FXM), (RS); \
mtocrf (FXM), RS; \
ALT_FTR_SECTION_END_NESTED_IFCLR(CPU_FTR_NOEXECUTE, 848)
#endif

6
arch/powerpc/lib/copyuser_64.S
View File

@ -30,7 +30,7 @@ _GLOBAL(__copy_tofrom_user_base)
dcbt 0,r4
beq .Lcopy_page_4K
andi. r6,r6,7
PPC_MTOCRF(0x01,R5)
PPC_MTOCRF(0x01,r5)
blt cr1,.Lshort_copy
/* Below we want to nop out the bne if we're on a CPU that has the
* CPU_FTR_UNALIGNED_LD_STD bit set and the CPU_FTR_CP_USE_DCBTZ bit
@ -186,7 +186,7 @@ END_FTR_SECTION_IFCLR(CPU_FTR_UNALIGNED_LD_STD)
blr
.Ldst_unaligned:
PPC_MTOCRF(0x01,R6) /* put #bytes to 8B bdry into cr7 */
PPC_MTOCRF(0x01,r6) /* put #bytes to 8B bdry into cr7 */
subf r5,r6,r5
li r7,0
cmpldi cr1,r5,16
@ -201,7 +201,7 @@ END_FTR_SECTION_IFCLR(CPU_FTR_UNALIGNED_LD_STD)
2: bf cr7*4+1,3f
37: lwzx r0,r7,r4
83: stwx r0,r7,r3
3: PPC_MTOCRF(0x01,R5)
3: PPC_MTOCRF(0x01,r5)
add r4,r6,r4
add r3,r6,r3
b .Ldst_aligned

6
arch/powerpc/lib/mem_64.S
View File

@ -19,7 +19,7 @@ _GLOBAL(memset)
rlwimi r4,r4,16,0,15
cmplw cr1,r5,r0 /* do we get that far? */
rldimi r4,r4,32,0
PPC_MTOCRF(1,R0)
PPC_MTOCRF(1,r0)
mr r6,r3
blt cr1,8f
beq+ 3f /* if already 8-byte aligned */
@ -49,7 +49,7 @@ _GLOBAL(memset)
bdnz 4b
5: srwi. r0,r5,3
clrlwi r5,r5,29
PPC_MTOCRF(1,R0)
PPC_MTOCRF(1,r0)
beq 8f
bf 29,6f
std r4,0(r6)
@ -65,7 +65,7 @@ _GLOBAL(memset)
std r4,0(r6)
addi r6,r6,8
8: cmpwi r5,0
PPC_MTOCRF(1,R5)
PPC_MTOCRF(1,r5)
beqlr+
bf 29,9f
stw r4,0(r6)

6
arch/powerpc/lib/memcpy_64.S
View File

@ -16,7 +16,7 @@ BEGIN_FTR_SECTION
FTR_SECTION_ELSE
b memcpy_power7
ALT_FTR_SECTION_END_IFCLR(CPU_FTR_VMX_COPY)
PPC_MTOCRF(0x01,R5)
PPC_MTOCRF(0x01,r5)
cmpldi cr1,r5,16
neg r6,r3 # LS 3 bits = # bytes to 8-byte dest bdry
andi. r6,r6,7
@ -158,7 +158,7 @@ END_FTR_SECTION_IFCLR(CPU_FTR_UNALIGNED_LD_STD)
blr
.Ldst_unaligned:
PPC_MTOCRF(0x01,R6) # put #bytes to 8B bdry into cr7
PPC_MTOCRF(0x01,r6) # put #bytes to 8B bdry into cr7
subf r5,r6,r5
li r7,0
cmpldi cr1,r5,16
@ -173,7 +173,7 @@ END_FTR_SECTION_IFCLR(CPU_FTR_UNALIGNED_LD_STD)
2: bf cr7*4+1,3f
lwzx r0,r7,r4
stwx r0,r7,r3
3: PPC_MTOCRF(0x01,R5)
3: PPC_MTOCRF(0x01,r5)
add r4,r6,r4
add r3,r6,r3
b .Ldst_aligned