diff options
Diffstat (limited to 'lib/libc/arm/string/memmove.S')
| -rw-r--r-- | lib/libc/arm/string/memmove.S | 62 |
1 files changed, 32 insertions, 30 deletions
diff --git a/lib/libc/arm/string/memmove.S b/lib/libc/arm/string/memmove.S index 75a2744..94e5474 100644 --- a/lib/libc/arm/string/memmove.S +++ b/lib/libc/arm/string/memmove.S @@ -32,6 +32,8 @@ #include <machine/asm.h> __FBSDID("$FreeBSD$"); +.syntax unified + #ifndef _BCOPY /* LINTSTUB: Func: void *memmove(void *, const void *, size_t) */ ENTRY(memmove) @@ -86,8 +88,8 @@ ENTRY(bcopy) bge .Lmemmove_floop32 cmn r2, #0x10 - ldmgeia r1!, {r3, r4, r12, lr} /* blat a remaining 16 bytes */ - stmgeia r0!, {r3, r4, r12, lr} + ldmiage r1!, {r3, r4, r12, lr} /* blat a remaining 16 bytes */ + stmiage r0!, {r3, r4, r12, lr} subge r2, r2, #0x10 ldmia sp!, {r4} /* return r4 */ @@ -96,9 +98,9 @@ ENTRY(bcopy) /* blat 12 bytes at a time */ .Lmemmove_floop12: - ldmgeia r1!, {r3, r12, lr} - stmgeia r0!, {r3, r12, lr} - subges r2, r2, #0x0c + ldmiage r1!, {r3, r12, lr} + stmiage r0!, {r3, r12, lr} + subsge r2, r2, #0x0c bge .Lmemmove_floop12 .Lmemmove_fl12: @@ -108,23 +110,23 @@ ENTRY(bcopy) subs r2, r2, #4 ldrlt r3, [r1], #4 strlt r3, [r0], #4 - ldmgeia r1!, {r3, r12} - stmgeia r0!, {r3, r12} + ldmiage r1!, {r3, r12} + stmiage r0!, {r3, r12} subge r2, r2, #4 .Lmemmove_fl4: /* less than 4 bytes to go */ adds r2, r2, #4 - ldmeqia sp!, {r0, pc} /* done */ + ldmiaeq sp!, {r0, pc} /* done */ /* copy the crud byte at a time */ cmp r2, #2 ldrb r3, [r1], #1 strb r3, [r0], #1 - ldrgeb r3, [r1], #1 - strgeb r3, [r0], #1 - ldrgtb r3, [r1], #1 - strgtb r3, [r0], #1 + ldrbge r3, [r1], #1 + strbge r3, [r0], #1 + ldrbgt r3, [r1], #1 + strbgt r3, [r0], #1 ldmia sp!, {r0, pc} /* erg - unaligned destination */ @@ -135,10 +137,10 @@ ENTRY(bcopy) /* align destination with byte copies */ ldrb r3, [r1], #1 strb r3, [r0], #1 - ldrgeb r3, [r1], #1 - strgeb r3, [r0], #1 - ldrgtb r3, [r1], #1 - strgtb r3, [r0], #1 + ldrbge r3, [r1], #1 + strbge r3, [r0], #1 + ldrbgt r3, [r1], #1 + strbgt r3, [r0], #1 subs r2, r2, r12 blt .Lmemmove_fl4 /* less the 4 bytes */ @@ -353,12 +355,12 @@ ENTRY(bcopy) .Lmemmove_bl32: cmn r2, #0x10 - ldmgedb r1!, {r3, r4, r12, lr} /* blat a remaining 16 bytes */ - stmgedb r0!, {r3, r4, r12, lr} + ldmdbge r1!, {r3, r4, r12, lr} /* blat a remaining 16 bytes */ + stmdbge r0!, {r3, r4, r12, lr} subge r2, r2, #0x10 adds r2, r2, #0x14 - ldmgedb r1!, {r3, r12, lr} /* blat a remaining 12 bytes */ - stmgedb r0!, {r3, r12, lr} + ldmdbge r1!, {r3, r12, lr} /* blat a remaining 12 bytes */ + stmdbge r0!, {r3, r12, lr} subge r2, r2, #0x0c ldmia sp!, {r4, lr} @@ -368,8 +370,8 @@ ENTRY(bcopy) subs r2, r2, #4 ldrlt r3, [r1, #-4]! strlt r3, [r0, #-4]! - ldmgedb r1!, {r3, r12} - stmgedb r0!, {r3, r12} + ldmdbge r1!, {r3, r12} + stmdbge r0!, {r3, r12} subge r2, r2, #4 .Lmemmove_bl4: @@ -381,10 +383,10 @@ ENTRY(bcopy) cmp r2, #2 ldrb r3, [r1, #-1]! strb r3, [r0, #-1]! - ldrgeb r3, [r1, #-1]! - strgeb r3, [r0, #-1]! - ldrgtb r3, [r1, #-1]! - strgtb r3, [r0, #-1]! + ldrbge r3, [r1, #-1]! + strbge r3, [r0, #-1]! + ldrbgt r3, [r1, #-1]! + strbgt r3, [r0, #-1]! RET /* erg - unaligned destination */ @@ -394,10 +396,10 @@ ENTRY(bcopy) /* align destination with byte copies */ ldrb r3, [r1, #-1]! strb r3, [r0, #-1]! - ldrgeb r3, [r1, #-1]! - strgeb r3, [r0, #-1]! - ldrgtb r3, [r1, #-1]! - strgtb r3, [r0, #-1]! + ldrbge r3, [r1, #-1]! + strbge r3, [r0, #-1]! + ldrbgt r3, [r1, #-1]! + strbgt r3, [r0, #-1]! subs r2, r2, r12 blt .Lmemmove_bl4 /* less than 4 bytes to go */ ands r12, r1, #3 |
