diff options
Diffstat (limited to 'arch/powerpc/lib/memcpy_power7.S')
| -rw-r--r-- | arch/powerpc/lib/memcpy_power7.S | 22 |
1 files changed, 11 insertions, 11 deletions
diff --git a/arch/powerpc/lib/memcpy_power7.S b/arch/powerpc/lib/memcpy_power7.S index 070cdf6f584f..89bfefcf7fcc 100644 --- a/arch/powerpc/lib/memcpy_power7.S +++ b/arch/powerpc/lib/memcpy_power7.S @@ -19,7 +19,10 @@ */ #include <asm/ppc_asm.h> -_GLOBAL(memcpy_power7) +#ifndef SELFTEST_CASE +/* 0 == don't use VMX, 1 == use VMX */ +#define SELFTEST_CASE 0 +#endif #ifdef __BIG_ENDIAN__ #define LVS(VRT,RA,RB) lvsl VRT,RA,RB @@ -29,20 +32,17 @@ _GLOBAL(memcpy_power7) #define VPERM(VRT,VRA,VRB,VRC) vperm VRT,VRB,VRA,VRC #endif -#ifdef CONFIG_ALTIVEC +_GLOBAL(memcpy_power7) cmpldi r5,16 cmpldi cr1,r5,4096 - std r3,-STACKFRAMESIZE+STK_REG(R31)(r1) - blt .Lshort_copy - bgt cr1,.Lvmx_copy -#else - cmpldi r5,16 - - std r3,-STACKFRAMESIZE+STK_REG(R31)(r1) - blt .Lshort_copy +#ifdef CONFIG_ALTIVEC +test_feature = SELFTEST_CASE +BEGIN_FTR_SECTION + bgt cr1, .Lvmx_copy +END_FTR_SECTION_IFSET(CPU_FTR_ALTIVEC) #endif .Lnonvmx_copy: @@ -223,8 +223,8 @@ _GLOBAL(memcpy_power7) addi r1,r1,STACKFRAMESIZE b .Lnonvmx_copy -#ifdef CONFIG_ALTIVEC .Lvmx_copy: +#ifdef CONFIG_ALTIVEC mflr r0 std r4,-STACKFRAMESIZE+STK_REG(R30)(r1) std r5,-STACKFRAMESIZE+STK_REG(R29)(r1) |
