]> git.proxmox.com Git - mirror_ubuntu-eoan-kernel.git/commitdiff
ARCv2: lib: memcpy: use local symbols
authorVineet Gupta <vgupta@synopsys.com>
Thu, 29 Oct 2015 14:06:03 +0000 (19:36 +0530)
committerVineet Gupta <vgupta@synopsys.com>
Tue, 3 Nov 2015 12:03:00 +0000 (17:33 +0530)
Otherwise perf profiles don't charge tme to memcpy

Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
arch/arc/lib/memcpy-archs.S

index 0cab0b8a57c5665e6686e9bef843fbfa51f141fd..f96c75edf30af5b38ecb7aa73710bc523dbfd366 100644 (file)
@@ -50,26 +50,26 @@ ENTRY(memcpy)
 
 ;;; if size <= 8
        cmp     r2, 8
-       bls.d   @smallchunk
+       bls.d   @.Lsmallchunk
        mov.f   lp_count, r2
 
        and.f   r4, r0, 0x03
        rsub    lp_count, r4, 4
-       lpnz    @aligndestination
+       lpnz    @.Laligndestination
        ;; LOOP BEGIN
        ldb.ab  r5, [r1,1]
        sub     r2, r2, 1
        stb.ab  r5, [r3,1]
-aligndestination:
+.Laligndestination:
 
 ;;; Check the alignment of the source
        and.f   r4, r1, 0x03
-       bnz.d   @sourceunaligned
+       bnz.d   @.Lsourceunaligned
 
 ;;; CASE 0: Both source and destination are 32bit aligned
 ;;; Convert len to Dwords, unfold x4
        lsr.f   lp_count, r2, ZOLSHFT
-       lpnz    @copy32_64bytes
+       lpnz    @.Lcopy32_64bytes
        ;; LOOP START
        LOADX (r6, r1)
        PREFETCH_READ (r1)
@@ -81,25 +81,25 @@ aligndestination:
        STOREX (r8, r3)
        STOREX (r10, r3)
        STOREX (r4, r3)
-copy32_64bytes:
+.Lcopy32_64bytes:
 
        and.f   lp_count, r2, ZOLAND ;Last remaining 31 bytes
-smallchunk:
-       lpnz    @copyremainingbytes
+.Lsmallchunk:
+       lpnz    @.Lcopyremainingbytes
        ;; LOOP START
        ldb.ab  r5, [r1,1]
        stb.ab  r5, [r3,1]
-copyremainingbytes:
+.Lcopyremainingbytes:
 
        j       [blink]
 ;;; END CASE 0
 
-sourceunaligned:
+.Lsourceunaligned:
        cmp     r4, 2
-       beq.d   @unalignedOffby2
+       beq.d   @.LunalignedOffby2
        sub     r2, r2, 1
 
-       bhi.d   @unalignedOffby3
+       bhi.d   @.LunalignedOffby3
        ldb.ab  r5, [r1, 1]
 
 ;;; CASE 1: The source is unaligned, off by 1
@@ -114,7 +114,7 @@ sourceunaligned:
        or      r5, r5, r6
 
        ;; Both src and dst are aligned
-       lpnz    @copy8bytes_1
+       lpnz    @.Lcopy8bytes_1
        ;; LOOP START
        ld.ab   r6, [r1, 4]
        prefetch [r1, 28]       ;Prefetch the next read location
@@ -131,7 +131,7 @@ sourceunaligned:
 
        st.ab   r7, [r3, 4]
        st.ab   r9, [r3, 4]
-copy8bytes_1:
+.Lcopy8bytes_1:
 
        ;; Write back the remaining 16bits
        EXTRACT_1 (r6, r5, 16)
@@ -141,14 +141,14 @@ copy8bytes_1:
        stb.ab  r5, [r3, 1]
 
        and.f   lp_count, r2, 0x07 ;Last 8bytes
-       lpnz    @copybytewise_1
+       lpnz    @.Lcopybytewise_1
        ;; LOOP START
        ldb.ab  r6, [r1,1]
        stb.ab  r6, [r3,1]
-copybytewise_1:
+.Lcopybytewise_1:
        j       [blink]
 
-unalignedOffby2:
+.LunalignedOffby2:
 ;;; CASE 2: The source is unaligned, off by 2
        ldh.ab  r5, [r1, 2]
        sub     r2, r2, 1
@@ -159,7 +159,7 @@ unalignedOffby2:
 #ifdef __BIG_ENDIAN__
        asl.nz  r5, r5, 16
 #endif
-       lpnz    @copy8bytes_2
+       lpnz    @.Lcopy8bytes_2
        ;; LOOP START
        ld.ab   r6, [r1, 4]
        prefetch [r1, 28]       ;Prefetch the next read location
@@ -176,7 +176,7 @@ unalignedOffby2:
 
        st.ab   r7, [r3, 4]
        st.ab   r9, [r3, 4]
-copy8bytes_2:
+.Lcopy8bytes_2:
 
 #ifdef __BIG_ENDIAN__
        lsr.nz  r5, r5, 16
@@ -184,14 +184,14 @@ copy8bytes_2:
        sth.ab  r5, [r3, 2]
 
        and.f   lp_count, r2, 0x07 ;Last 8bytes
-       lpnz    @copybytewise_2
+       lpnz    @.Lcopybytewise_2
        ;; LOOP START
        ldb.ab  r6, [r1,1]
        stb.ab  r6, [r3,1]
-copybytewise_2:
+.Lcopybytewise_2:
        j       [blink]
 
-unalignedOffby3:
+.LunalignedOffby3:
 ;;; CASE 3: The source is unaligned, off by 3
 ;;; Hence, I need to read 1byte for achieve the 32bit alignment
 
@@ -201,7 +201,7 @@ unalignedOffby3:
 #ifdef __BIG_ENDIAN__
        asl.ne  r5, r5, 24
 #endif
-       lpnz    @copy8bytes_3
+       lpnz    @.Lcopy8bytes_3
        ;; LOOP START
        ld.ab   r6, [r1, 4]
        prefetch [r1, 28]       ;Prefetch the next read location
@@ -218,7 +218,7 @@ unalignedOffby3:
 
        st.ab   r7, [r3, 4]
        st.ab   r9, [r3, 4]
-copy8bytes_3:
+.Lcopy8bytes_3:
 
 #ifdef __BIG_ENDIAN__
        lsr.nz  r5, r5, 24
@@ -226,11 +226,11 @@ copy8bytes_3:
        stb.ab  r5, [r3, 1]
 
        and.f   lp_count, r2, 0x07 ;Last 8bytes
-       lpnz    @copybytewise_3
+       lpnz    @.Lcopybytewise_3
        ;; LOOP START
        ldb.ab  r6, [r1,1]
        stb.ab  r6, [r3,1]
-copybytewise_3:
+.Lcopybytewise_3:
        j       [blink]
 
 END(memcpy)