Remove denver from bionic
Test: bionic unit tests
Bug: 73545680
Change-Id: Ib142bf289ac73a3512ad1f29789ef82027160d78
diff --git a/libc/Android.bp b/libc/Android.bp
index ec0749f..486373c 100644
--- a/libc/Android.bp
+++ b/libc/Android.bp
@@ -714,8 +714,8 @@
"arch-arm/cortex-a53/bionic/__strcat_chk.S",
"arch-arm/cortex-a53/bionic/__strcpy_chk.S",
- "arch-arm/denver/bionic/__strcat_chk.S",
- "arch-arm/denver/bionic/__strcpy_chk.S",
+ "arch-arm/cortex-a55/bionic/__strcat_chk.S",
+ "arch-arm/cortex-a55/bionic/__strcpy_chk.S",
],
},
arm64: {
@@ -786,11 +786,9 @@
"arch-arm/cortex-a15/bionic/strlen.S",
"arch-arm/cortex-a7/bionic/memcpy.S",
- "arch-arm/cortex-a7/bionic/memmove.S",
"arch-arm/cortex-a7/bionic/memset.S",
"arch-arm/cortex-a9/bionic/memcpy.S",
- "arch-arm/cortex-a9/bionic/memmove.S",
"arch-arm/cortex-a9/bionic/memset.S",
"arch-arm/cortex-a9/bionic/stpcpy.S",
"arch-arm/cortex-a9/bionic/strcat.S",
@@ -799,19 +797,14 @@
"arch-arm/cortex-a9/bionic/strlen.S",
"arch-arm/krait/bionic/memcpy.S",
- "arch-arm/krait/bionic/memmove.S",
"arch-arm/krait/bionic/memset.S",
"arch-arm/krait/bionic/strcmp.S",
"arch-arm/cortex-a53/bionic/memcpy.S",
- "arch-arm/cortex-a53/bionic/memmove.S",
- "arch-arm/denver/bionic/memcpy.S",
- "arch-arm/denver/bionic/memmove.S",
- "arch-arm/denver/bionic/memset.S",
+ "arch-arm/cortex-a55/bionic/memcpy.S",
"arch-arm/kryo/bionic/memcpy.S",
- "arch-arm/kryo/bionic/memmove.S",
],
},
arm64: {
diff --git a/libc/NOTICE b/libc/NOTICE
index 314b936..40a5704 100644
--- a/libc/NOTICE
+++ b/libc/NOTICE
@@ -808,35 +808,6 @@
-------------------------------------------------------------------
-Copyright (C) 2013 The Android Open Source Project
-Copyright (c) 2014, NVIDIA CORPORATION. All rights reserved.
-All rights reserved.
-
-Redistribution and use in source and binary forms, with or without
-modification, are permitted provided that the following conditions
-are met:
- * Redistributions of source code must retain the above copyright
- notice, this list of conditions and the following disclaimer.
- * Redistributions in binary form must reproduce the above copyright
- notice, this list of conditions and the following disclaimer in
- the documentation and/or other materials provided with the
- distribution.
-
-THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
-"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
-LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
-FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
-COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
-INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
-BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
-OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
-AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
-OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
-OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
-SUCH DAMAGE.
-
--------------------------------------------------------------------
-
Copyright (C) 2014 The Android Open Source Project
Licensed under the Apache License, Version 2.0 (the "License");
diff --git a/libc/arch-arm/cortex-a15/bionic/memmove.S b/libc/arch-arm/cortex-a15/bionic/memmove.S
index 2b12de0..92eba8d 100644
--- a/libc/arch-arm/cortex-a15/bionic/memmove.S
+++ b/libc/arch-arm/cortex-a15/bionic/memmove.S
@@ -1,6 +1,7 @@
/*
- * Copyright (C) 2018 The Android Open Source Project
+ * Copyright (C) 2013 The Android Open Source Project
* All rights reserved.
+ * Copyright (c) 2013-2014 NVIDIA Corporation. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
@@ -26,7 +27,254 @@
* SUCH DAMAGE.
*/
-#define MEMMOVE memmove_a15
-#define MEMCPY __memcpy_a15
+#include <private/bionic_asm.h>
-#include <arch-arm/denver/bionic/memmove.S>
+ .text
+ .syntax unified
+ .fpu neon
+
+#define CACHE_LINE_SIZE (64)
+#define MEMCPY_BLOCK_SIZE_SMALL (32768)
+#define MEMCPY_BLOCK_SIZE_MID (1048576)
+#define PREFETCH_DISTANCE_NEAR (CACHE_LINE_SIZE*4)
+#define PREFETCH_DISTANCE_MID (CACHE_LINE_SIZE*4)
+#define PREFETCH_DISTANCE_FAR (CACHE_LINE_SIZE*16)
+
+ENTRY(memmove_a15)
+ cmp r2, #0
+ cmpne r0, r1
+ bxeq lr
+ subs r3, r0, r1
+ bls .L_jump_to_memcpy
+ cmp r2, r3
+ bhi .L_reversed_memcpy
+
+.L_jump_to_memcpy:
+ b __memcpy
+
+.L_reversed_memcpy:
+ push {r0, lr}
+ .cfi_def_cfa_offset 8
+ .cfi_rel_offset r0, 0
+ .cfi_rel_offset lr, 4
+
+ add r0, r0, r2
+ add r1, r1, r2
+
+ /* preload next cache line */
+ pld [r1, #-CACHE_LINE_SIZE]
+ pld [r1, #-CACHE_LINE_SIZE*2]
+
+.L_reversed_memcpy_align_dest:
+ /* Deal with very small blocks (< 32bytes) asap */
+ cmp r2, #32
+ blo .L_reversed_memcpy_lt_32bytes
+ /* no need to align if len < 128 bytes */
+ cmp r2, #128
+ blo .L_reversed_memcpy_lt_128bytes
+ /* align destination to 64 bytes (1 cache line) */
+ ands r3, r0, #0x3f
+ beq .L_reversed_memcpy_dispatch
+ sub r2, r2, r3
+0: /* copy 1 byte */
+ movs ip, r3, lsl #31
+ ldrbmi ip, [r1, #-1]!
+ strbmi ip, [r0, #-1]!
+1: /* copy 2 bytes */
+ ldrbcs ip, [r1, #-1]!
+ strbcs ip, [r0, #-1]!
+ ldrbcs ip, [r1, #-1]!
+ strbcs ip, [r0, #-1]!
+2: /* copy 4 bytes */
+ movs ip, r3, lsl #29
+ bpl 3f
+ sub r1, r1, #4
+ sub r0, r0, #4
+ vld4.8 {d0[0], d1[0], d2[0], d3[0]}, [r1]
+ vst4.8 {d0[0], d1[0], d2[0], d3[0]}, [r0, :32]
+3: /* copy 8 bytes */
+ bcc 4f
+ sub r1, r1, #8
+ sub r0, r0, #8
+ vld1.8 {d0}, [r1]
+ vst1.8 {d0}, [r0, :64]
+4: /* copy 16 bytes */
+ movs ip, r3, lsl #27
+ bpl 5f
+ sub r1, r1, #16
+ sub r0, r0, #16
+ vld1.8 {q0}, [r1]
+ vst1.8 {q0}, [r0, :128]
+5: /* copy 32 bytes */
+ bcc .L_reversed_memcpy_dispatch
+ sub r1, r1, #32
+ sub r0, r0, #32
+ vld1.8 {q0, q1}, [r1]
+ vst1.8 {q0, q1}, [r0, :256]
+
+.L_reversed_memcpy_dispatch:
+ /* preload more cache lines */
+ pld [r1, #-CACHE_LINE_SIZE*3]
+ pld [r1, #-CACHE_LINE_SIZE*4]
+
+ cmp r2, #MEMCPY_BLOCK_SIZE_SMALL
+ blo .L_reversed_memcpy_neon_pld_near
+ cmp r2, #MEMCPY_BLOCK_SIZE_MID
+ blo .L_reversed_memcpy_neon_pld_mid
+ b .L_reversed_memcpy_neon_pld_far
+
+.L_reversed_memcpy_neon_pld_near:
+ /* less than 128 bytes? */
+ subs r2, r2, #128
+ blo 1f
+ sub r1, r1, #32
+ sub r0, r0, #32
+ mov r3, #-32
+ .align 4
+0:
+ /* copy 128 bytes in each loop */
+ subs r2, r2, #128
+
+ /* preload to cache */
+ pld [r1, #-(PREFETCH_DISTANCE_NEAR+CACHE_LINE_SIZE*2)+32]
+ /* copy a cache line */
+ vld1.8 {q0, q1}, [r1], r3
+ vst1.8 {q0, q1}, [r0, :256], r3
+ vld1.8 {q0, q1}, [r1], r3
+ vst1.8 {q0, q1}, [r0, :256], r3
+
+ /* preload to cache */
+ pld [r1, #-(PREFETCH_DISTANCE_NEAR+CACHE_LINE_SIZE*2)+32]
+ /* copy a cache line */
+ vld1.8 {q0, q1}, [r1], r3
+ vst1.8 {q0, q1}, [r0, :256], r3
+ vld1.8 {q0, q1}, [r1], r3
+ vst1.8 {q0, q1}, [r0, :256], r3
+
+ bhs 0b
+ add r1, r1, #32
+ add r0, r0, #32
+1:
+ adds r2, r2, #128
+ bne .L_reversed_memcpy_lt_128bytes
+ pop {r0, pc}
+
+.L_reversed_memcpy_neon_pld_mid:
+ subs r2, r2, #128
+ sub r1, r1, #32
+ sub r0, r0, #32
+ mov r3, #-32
+ .align 4
+0:
+ /* copy 128 bytes in each loop */
+ subs r2, r2, #128
+
+ /* preload to cache */
+ pld [r1, #-(PREFETCH_DISTANCE_MID+CACHE_LINE_SIZE)+32]
+ /* copy a cache line */
+ vld1.8 {q0, q1}, [r1], r3
+ vst1.8 {q0, q1}, [r0, :256], r3
+ vld1.8 {q0, q1}, [r1], r3
+ vst1.8 {q0, q1}, [r0, :256], r3
+
+ /* preload to cache */
+ pld [r1, #-(PREFETCH_DISTANCE_MID+CACHE_LINE_SIZE)+32]
+ /* copy a cache line */
+ vld1.8 {q0, q1}, [r1], r3
+ vst1.8 {q0, q1}, [r0, :256], r3
+ vld1.8 {q0, q1}, [r1], r3
+ vst1.8 {q0, q1}, [r0, :256], r3
+
+ bhs 0b
+ add r1, r1, #32
+ add r0, r0, #32
+1:
+ adds r2, r2, #128
+ bne .L_reversed_memcpy_lt_128bytes
+ pop {r0, pc}
+
+.L_reversed_memcpy_neon_pld_far:
+ sub r2, r2, #128
+ sub r0, r0, #128
+ sub r1, r1, #128
+ .align 4
+0:
+ /* copy 128 bytes in each loop */
+ subs r2, r2, #128
+
+ /* preload to cache */
+ pld [r1, #-(PREFETCH_DISTANCE_FAR+CACHE_LINE_SIZE*2)+128]
+ pld [r1, #-(PREFETCH_DISTANCE_FAR+CACHE_LINE_SIZE)+128]
+ /* read */
+ vld1.8 {q0, q1}, [r1]!
+ vld1.8 {q2, q3}, [r1]!
+ vld1.8 {q8, q9}, [r1]!
+ vld1.8 {q10, q11}, [r1]!
+ /* write */
+ vst1.8 {q0, q1}, [r0, :256]!
+ vst1.8 {q2, q3}, [r0, :256]!
+ vst1.8 {q8, q9}, [r0, :256]!
+ vst1.8 {q10, q11}, [r0, :256]!
+
+ sub r0, r0, #256
+ sub r1, r1, #256
+ bhs 0b
+ add r0, r0, #128
+ add r1, r1, #128
+1:
+ adds r2, r2, #128
+ bne .L_reversed_memcpy_lt_128bytes
+ pop {r0, pc}
+
+.L_reversed_memcpy_lt_128bytes:
+6: /* copy 64 bytes */
+ movs ip, r2, lsl #26
+ bcc 5f
+ sub r1, r1, #32
+ sub r0, r0, #32
+ vld1.8 {q0, q1}, [r1]
+ vst1.8 {q0, q1}, [r0]
+ sub r1, r1, #32
+ sub r0, r0, #32
+ vld1.8 {q0, q1}, [r1]
+ vst1.8 {q0, q1}, [r0]
+5: /* copy 32 bytes */
+ bpl 4f
+ sub r1, r1, #32
+ sub r0, r0, #32
+ vld1.8 {q0, q1}, [r1]
+ vst1.8 {q0, q1}, [r0]
+.L_reversed_memcpy_lt_32bytes:
+4: /* copy 16 bytes */
+ movs ip, r2, lsl #28
+ bcc 3f
+ sub r1, r1, #16
+ sub r0, r0, #16
+ vld1.8 {q0}, [r1]
+ vst1.8 {q0}, [r0]
+3: /* copy 8 bytes */
+ bpl 2f
+ sub r1, r1, #8
+ sub r0, r0, #8
+ vld1.8 {d0}, [r1]
+ vst1.8 {d0}, [r0]
+2: /* copy 4 bytes */
+ ands ip, r2, #0x4
+ beq 1f
+ sub r1, r1, #4
+ sub r0, r0, #4
+ vld4.8 {d0[0], d1[0], d2[0], d3[0]}, [r1]
+ vst4.8 {d0[0], d1[0], d2[0], d3[0]}, [r0]
+1: /* copy 2 bytes */
+ movs ip, r2, lsl #31
+ ldrbcs ip, [r1, #-1]!
+ strbcs ip, [r0, #-1]!
+ ldrbcs ip, [r1, #-1]!
+ strbcs ip, [r0, #-1]!
+0: /* copy 1 byte */
+ ldrbmi ip, [r1, #-1]!
+ strbmi ip, [r0, #-1]!
+
+ pop {r0, pc}
+
+END(memmove_a15)
diff --git a/libc/arch-arm/cortex-a53/bionic/memmove.S b/libc/arch-arm/cortex-a53/bionic/memmove.S
deleted file mode 100644
index 741acb3..0000000
--- a/libc/arch-arm/cortex-a53/bionic/memmove.S
+++ /dev/null
@@ -1,32 +0,0 @@
-/*
- * Copyright (C) 2018 The Android Open Source Project
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * * Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
- * distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
- * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
- * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
- * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
- * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
- * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
- * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
- * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
- * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- */
-
-#define MEMMOVE memmove_a53
-#define MEMCPY __memcpy_a53
-
-#include <arch-arm/denver/bionic/memmove.S>
diff --git a/libc/arch-arm/denver/bionic/__strcat_chk.S b/libc/arch-arm/cortex-a55/bionic/__strcat_chk.S
similarity index 96%
rename from libc/arch-arm/denver/bionic/__strcat_chk.S
rename to libc/arch-arm/cortex-a55/bionic/__strcat_chk.S
index 1899908..eec1005 100644
--- a/libc/arch-arm/denver/bionic/__strcat_chk.S
+++ b/libc/arch-arm/cortex-a55/bionic/__strcat_chk.S
@@ -40,7 +40,7 @@
// Get the length of src string, then get the source of the dst string.
// Check that the two lengths together don't exceed the threshold, then
// do a memcpy of the data.
-ENTRY(__strcat_chk_denver)
+ENTRY(__strcat_chk_a55)
pld [r0, #0]
push {r0, lr}
.cfi_def_cfa_offset 8
@@ -190,9 +190,9 @@
mov r2, r4
add r0, r0, r3
pop {r4, r5}
-END(__strcat_chk_denver)
+END(__strcat_chk_a55)
-#define MEMCPY_BASE __strcat_chk_denver_memcpy_base
-#define MEMCPY_BASE_ALIGNED __strcat_chk_denver_memcpy_base_aligned
+#define MEMCPY_BASE __strcat_chk_a55_memcpy_base
+#define MEMCPY_BASE_ALIGNED __strcat_chk_a55_memcpy_base_aligned
#include "memcpy_base.S"
diff --git a/libc/arch-arm/denver/bionic/__strcpy_chk.S b/libc/arch-arm/cortex-a55/bionic/__strcpy_chk.S
similarity index 95%
rename from libc/arch-arm/denver/bionic/__strcpy_chk.S
rename to libc/arch-arm/cortex-a55/bionic/__strcpy_chk.S
index 9910c76..dfcc589 100644
--- a/libc/arch-arm/denver/bionic/__strcpy_chk.S
+++ b/libc/arch-arm/cortex-a55/bionic/__strcpy_chk.S
@@ -39,7 +39,7 @@
// Get the length of the source string first, then do a memcpy of the data
// instead of a strcpy.
-ENTRY(__strcpy_chk_denver)
+ENTRY(__strcpy_chk_a55)
pld [r0, #0]
push {r0, lr}
.cfi_def_cfa_offset 8
@@ -161,8 +161,8 @@
bhi __strcpy_chk_fail
// Fall through into the memcpy_base function.
-END(__strcpy_chk_denver)
+END(__strcpy_chk_a55)
-#define MEMCPY_BASE __strcpy_chk_denver_memcpy_base
-#define MEMCPY_BASE_ALIGNED __strcpy_chk_denver_memcpy_base_aligned
+#define MEMCPY_BASE __strcpy_chk_a55_memcpy_base
+#define MEMCPY_BASE_ALIGNED __strcpy_chk_a55_memcpy_base_aligned
#include "memcpy_base.S"
diff --git a/libc/arch-arm/denver/bionic/memcpy.S b/libc/arch-arm/cortex-a55/bionic/memcpy.S
similarity index 95%
rename from libc/arch-arm/denver/bionic/memcpy.S
rename to libc/arch-arm/cortex-a55/bionic/memcpy.S
index 5edee1e..ac9675f 100644
--- a/libc/arch-arm/denver/bionic/memcpy.S
+++ b/libc/arch-arm/cortex-a55/bionic/memcpy.S
@@ -65,14 +65,14 @@
// arch. The code generated is exactly the same.
.arch armv7-a
-ENTRY(__memcpy_denver)
+ENTRY(__memcpy_a55)
pld [r1, #64]
push {r0, lr}
.cfi_def_cfa_offset 8
.cfi_rel_offset r0, 0
.cfi_rel_offset lr, 4
-END(__memcpy_denver)
+END(__memcpy_a55)
-#define MEMCPY_BASE __memcpy_base_denver
-#define MEMCPY_BASE_ALIGNED __memcpy_base_aligned_denver
+#define MEMCPY_BASE __memcpy_base_a55
+#define MEMCPY_BASE_ALIGNED __memcpy_base_aligned_a55
#include "memcpy_base.S"
diff --git a/libc/arch-arm/denver/bionic/memcpy_base.S b/libc/arch-arm/cortex-a55/bionic/memcpy_base.S
similarity index 100%
rename from libc/arch-arm/denver/bionic/memcpy_base.S
rename to libc/arch-arm/cortex-a55/bionic/memcpy_base.S
diff --git a/libc/arch-arm/cortex-a7/bionic/memmove.S b/libc/arch-arm/cortex-a7/bionic/memmove.S
deleted file mode 100644
index 17ead5a..0000000
--- a/libc/arch-arm/cortex-a7/bionic/memmove.S
+++ /dev/null
@@ -1,32 +0,0 @@
-/*
- * Copyright (C) 2018 The Android Open Source Project
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * * Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
- * distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
- * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
- * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
- * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
- * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
- * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
- * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
- * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
- * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- */
-
-#define MEMMOVE memmove_a7
-#define MEMCPY __memcpy_a7
-
-#include <arch-arm/denver/bionic/memmove.S>
diff --git a/libc/arch-arm/cortex-a9/bionic/memmove.S b/libc/arch-arm/cortex-a9/bionic/memmove.S
deleted file mode 100644
index a457633..0000000
--- a/libc/arch-arm/cortex-a9/bionic/memmove.S
+++ /dev/null
@@ -1,32 +0,0 @@
-/*
- * Copyright (C) 2018 The Android Open Source Project
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * * Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
- * distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
- * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
- * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
- * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
- * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
- * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
- * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
- * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
- * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- */
-
-#define MEMMOVE memmove_a9
-#define MEMCPY __memcpy_a9
-
-#include <arch-arm/denver/bionic/memmove.S>
diff --git a/libc/arch-arm/denver/bionic/memmove.S b/libc/arch-arm/denver/bionic/memmove.S
deleted file mode 100644
index 13c90ef..0000000
--- a/libc/arch-arm/denver/bionic/memmove.S
+++ /dev/null
@@ -1,288 +0,0 @@
-/*
- * Copyright (C) 2013 The Android Open Source Project
- * All rights reserved.
- * Copyright (c) 2013-2014 NVIDIA Corporation. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * * Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
- * distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
- * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
- * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
- * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
- * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
- * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
- * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
- * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
- * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- */
-
-#include <private/bionic_asm.h>
-
-#ifndef MEMMOVE
-# define MEMMOVE memmove_denver
-#endif
-
-#ifndef MEMCPY
-# define MEMCPY __memcpy_denver
-#endif
-
- .text
- .syntax unified
- .fpu neon
-
-#define CACHE_LINE_SIZE (64)
-#define MEMCPY_BLOCK_SIZE_SMALL (32768)
-#define MEMCPY_BLOCK_SIZE_MID (1048576)
-#define PREFETCH_DISTANCE_NEAR (CACHE_LINE_SIZE*4)
-#define PREFETCH_DISTANCE_MID (CACHE_LINE_SIZE*4)
-#define PREFETCH_DISTANCE_FAR (CACHE_LINE_SIZE*16)
-
-ENTRY(MEMMOVE)
- cmp r2, #0
- cmpne r0, r1
- bxeq lr
- subs r3, r0, r1
- bls .L_jump_to_memcpy
- cmp r2, r3
- bhi .L_reversed_memcpy
-
-.L_jump_to_memcpy:
- b MEMCPY
-
-.L_reversed_memcpy:
- push {r0, lr}
- .cfi_def_cfa_offset 8
- .cfi_rel_offset r0, 0
- .cfi_rel_offset lr, 4
-
- add r0, r0, r2
- add r1, r1, r2
-
- /* preload next cache line */
- pld [r1, #-CACHE_LINE_SIZE]
- pld [r1, #-CACHE_LINE_SIZE*2]
-
-.L_reversed_memcpy_align_dest:
- /* Deal with very small blocks (< 32bytes) asap */
- cmp r2, #32
- blo .L_reversed_memcpy_lt_32bytes
- /* no need to align if len < 128 bytes */
- cmp r2, #128
- blo .L_reversed_memcpy_lt_128bytes
- /* align destination to 64 bytes (1 cache line) */
- ands r3, r0, #0x3f
- beq .L_reversed_memcpy_dispatch
- sub r2, r2, r3
-0: /* copy 1 byte */
- movs ip, r3, lsl #31
- ldrbmi ip, [r1, #-1]!
- strbmi ip, [r0, #-1]!
-1: /* copy 2 bytes */
- ldrbcs ip, [r1, #-1]!
- strbcs ip, [r0, #-1]!
- ldrbcs ip, [r1, #-1]!
- strbcs ip, [r0, #-1]!
-2: /* copy 4 bytes */
- movs ip, r3, lsl #29
- bpl 3f
- sub r1, r1, #4
- sub r0, r0, #4
- vld4.8 {d0[0], d1[0], d2[0], d3[0]}, [r1]
- vst4.8 {d0[0], d1[0], d2[0], d3[0]}, [r0, :32]
-3: /* copy 8 bytes */
- bcc 4f
- sub r1, r1, #8
- sub r0, r0, #8
- vld1.8 {d0}, [r1]
- vst1.8 {d0}, [r0, :64]
-4: /* copy 16 bytes */
- movs ip, r3, lsl #27
- bpl 5f
- sub r1, r1, #16
- sub r0, r0, #16
- vld1.8 {q0}, [r1]
- vst1.8 {q0}, [r0, :128]
-5: /* copy 32 bytes */
- bcc .L_reversed_memcpy_dispatch
- sub r1, r1, #32
- sub r0, r0, #32
- vld1.8 {q0, q1}, [r1]
- vst1.8 {q0, q1}, [r0, :256]
-
-.L_reversed_memcpy_dispatch:
- /* preload more cache lines */
- pld [r1, #-CACHE_LINE_SIZE*3]
- pld [r1, #-CACHE_LINE_SIZE*4]
-
- cmp r2, #MEMCPY_BLOCK_SIZE_SMALL
- blo .L_reversed_memcpy_neon_pld_near
- cmp r2, #MEMCPY_BLOCK_SIZE_MID
- blo .L_reversed_memcpy_neon_pld_mid
- b .L_reversed_memcpy_neon_pld_far
-
-.L_reversed_memcpy_neon_pld_near:
- /* less than 128 bytes? */
- subs r2, r2, #128
- blo 1f
- sub r1, r1, #32
- sub r0, r0, #32
- mov r3, #-32
- .align 4
-0:
- /* copy 128 bytes in each loop */
- subs r2, r2, #128
-
- /* preload to cache */
- pld [r1, #-(PREFETCH_DISTANCE_NEAR+CACHE_LINE_SIZE*2)+32]
- /* copy a cache line */
- vld1.8 {q0, q1}, [r1], r3
- vst1.8 {q0, q1}, [r0, :256], r3
- vld1.8 {q0, q1}, [r1], r3
- vst1.8 {q0, q1}, [r0, :256], r3
-
- /* preload to cache */
- pld [r1, #-(PREFETCH_DISTANCE_NEAR+CACHE_LINE_SIZE*2)+32]
- /* copy a cache line */
- vld1.8 {q0, q1}, [r1], r3
- vst1.8 {q0, q1}, [r0, :256], r3
- vld1.8 {q0, q1}, [r1], r3
- vst1.8 {q0, q1}, [r0, :256], r3
-
- bhs 0b
- add r1, r1, #32
- add r0, r0, #32
-1:
- adds r2, r2, #128
- bne .L_reversed_memcpy_lt_128bytes
- pop {r0, pc}
-
-.L_reversed_memcpy_neon_pld_mid:
- subs r2, r2, #128
- sub r1, r1, #32
- sub r0, r0, #32
- mov r3, #-32
- .align 4
-0:
- /* copy 128 bytes in each loop */
- subs r2, r2, #128
-
- /* preload to cache */
- pld [r1, #-(PREFETCH_DISTANCE_MID+CACHE_LINE_SIZE)+32]
- /* copy a cache line */
- vld1.8 {q0, q1}, [r1], r3
- vst1.8 {q0, q1}, [r0, :256], r3
- vld1.8 {q0, q1}, [r1], r3
- vst1.8 {q0, q1}, [r0, :256], r3
-
- /* preload to cache */
- pld [r1, #-(PREFETCH_DISTANCE_MID+CACHE_LINE_SIZE)+32]
- /* copy a cache line */
- vld1.8 {q0, q1}, [r1], r3
- vst1.8 {q0, q1}, [r0, :256], r3
- vld1.8 {q0, q1}, [r1], r3
- vst1.8 {q0, q1}, [r0, :256], r3
-
- bhs 0b
- add r1, r1, #32
- add r0, r0, #32
-1:
- adds r2, r2, #128
- bne .L_reversed_memcpy_lt_128bytes
- pop {r0, pc}
-
-.L_reversed_memcpy_neon_pld_far:
- sub r2, r2, #128
- sub r0, r0, #128
- sub r1, r1, #128
- .align 4
-0:
- /* copy 128 bytes in each loop */
- subs r2, r2, #128
-
- /* preload to cache */
- pld [r1, #-(PREFETCH_DISTANCE_FAR+CACHE_LINE_SIZE*2)+128]
- pld [r1, #-(PREFETCH_DISTANCE_FAR+CACHE_LINE_SIZE)+128]
- /* read */
- vld1.8 {q0, q1}, [r1]!
- vld1.8 {q2, q3}, [r1]!
- vld1.8 {q8, q9}, [r1]!
- vld1.8 {q10, q11}, [r1]!
- /* write */
- vst1.8 {q0, q1}, [r0, :256]!
- vst1.8 {q2, q3}, [r0, :256]!
- vst1.8 {q8, q9}, [r0, :256]!
- vst1.8 {q10, q11}, [r0, :256]!
-
- sub r0, r0, #256
- sub r1, r1, #256
- bhs 0b
- add r0, r0, #128
- add r1, r1, #128
-1:
- adds r2, r2, #128
- bne .L_reversed_memcpy_lt_128bytes
- pop {r0, pc}
-
-.L_reversed_memcpy_lt_128bytes:
-6: /* copy 64 bytes */
- movs ip, r2, lsl #26
- bcc 5f
- sub r1, r1, #32
- sub r0, r0, #32
- vld1.8 {q0, q1}, [r1]
- vst1.8 {q0, q1}, [r0]
- sub r1, r1, #32
- sub r0, r0, #32
- vld1.8 {q0, q1}, [r1]
- vst1.8 {q0, q1}, [r0]
-5: /* copy 32 bytes */
- bpl 4f
- sub r1, r1, #32
- sub r0, r0, #32
- vld1.8 {q0, q1}, [r1]
- vst1.8 {q0, q1}, [r0]
-.L_reversed_memcpy_lt_32bytes:
-4: /* copy 16 bytes */
- movs ip, r2, lsl #28
- bcc 3f
- sub r1, r1, #16
- sub r0, r0, #16
- vld1.8 {q0}, [r1]
- vst1.8 {q0}, [r0]
-3: /* copy 8 bytes */
- bpl 2f
- sub r1, r1, #8
- sub r0, r0, #8
- vld1.8 {d0}, [r1]
- vst1.8 {d0}, [r0]
-2: /* copy 4 bytes */
- ands ip, r2, #0x4
- beq 1f
- sub r1, r1, #4
- sub r0, r0, #4
- vld4.8 {d0[0], d1[0], d2[0], d3[0]}, [r1]
- vst4.8 {d0[0], d1[0], d2[0], d3[0]}, [r0]
-1: /* copy 2 bytes */
- movs ip, r2, lsl #31
- ldrbcs ip, [r1, #-1]!
- strbcs ip, [r0, #-1]!
- ldrbcs ip, [r1, #-1]!
- strbcs ip, [r0, #-1]!
-0: /* copy 1 byte */
- ldrbmi ip, [r1, #-1]!
- strbmi ip, [r0, #-1]!
-
- pop {r0, pc}
-
-END(MEMMOVE)
diff --git a/libc/arch-arm/denver/bionic/memset.S b/libc/arch-arm/denver/bionic/memset.S
deleted file mode 100644
index 198ecf3..0000000
--- a/libc/arch-arm/denver/bionic/memset.S
+++ /dev/null
@@ -1,186 +0,0 @@
-/*
- * Copyright (C) 2013 The Android Open Source Project
- * Copyright (c) 2014, NVIDIA CORPORATION. All rights reserved.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * * Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
- * distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
- * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
- * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
- * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
- * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
- * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
- * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
- * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
- * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- */
-
-#include <private/bionic_asm.h>
-
- /*
- * Optimized memset() for ARM.
- *
- * memset() returns its first argument.
- */
-
- .cpu cortex-a15
- .fpu neon
- .syntax unified
-
-ENTRY(__memset_chk_denver)
- cmp r2, r3
- bls memset
-
- // Preserve lr for backtrace.
- push {lr}
- .cfi_def_cfa_offset 4
- .cfi_rel_offset lr, 0
-
- bl __memset_chk_fail
-END(__memset_chk_denver)
-
-ENTRY(memset_denver)
- pldw [r0]
- mov r3, r0
-
- // Duplicate the low byte of r1
- mov r1, r1, lsl #24
- orr r1, r1, r1, lsr #8
- orr r1, r1, r1, lsr #16
-
- cmp r2, #16
- blo .L_less_than_16
-
- // This section handles regions 16 bytes or larger
- //
- // Use aligned vst1.8 and vstm when possible. Register values will be:
- // ip is scratch
- // q0, q1, and r1 contain the memset value
- // r2 is the number of bytes to set
- // r3 is the advancing destination pointer
- vdup.32 q0, r1
-
- ands ip, r3, 0xF
- beq .L_memset_aligned
-
- // Align dest pointer to 16-byte boundary.
- pldw [r0, #64]
- rsb ip, ip, #16
-
- // Pre-adjust the byte count to reflect post-aligment value. Expecting
- // 8-byte alignment to be rather common so we special case that one.
- sub r2, r2, ip
-
- /* set 1 byte */
- tst ip, #1
- it ne
- strbne r1, [r3], #1
- /* set 2 bytes */
- tst ip, #2
- it ne
- strhne r1, [r3], #2
- /* set 4 bytes */
- movs ip, ip, lsl #29
- it mi
- strmi r1, [r3], #4
- /* set 8 bytes */
- itt cs
- strcs r1, [r3], #4
- strcs r1, [r3], #4
-
-.L_memset_aligned:
- // Destination is now 16-byte aligned. Determine how to handle
- // remaining bytes.
- vmov q1, q0
- cmp r2, #128
- blo .L_less_than_128
-
- // We need to set a larger block of memory. Use four Q regs to
- // set a full cache line in one instruction. Pre-decrement
- // r2 to simplify end-of-loop detection
- vmov q2, q0
- vmov q3, q0
- pldw [r0, #128]
- sub r2, r2, #128
- .align 4
-.L_memset_loop_128:
- pldw [r3, #192]
- vstm r3!, {q0, q1, q2, q3}
- vstm r3!, {q0, q1, q2, q3}
- subs r2, r2, #128
- bhs .L_memset_loop_128
-
- // Un-bias r2 so it contains the number of bytes left. Early
- // exit if we are done.
- adds r2, r2, #128
- beq 2f
-
- .align 4
-.L_less_than_128:
- // set 64 bytes
- movs ip, r2, lsl #26
- bcc 1f
- vst1.8 {q0, q1}, [r3, :128]!
- vst1.8 {q0, q1}, [r3, :128]!
- beq 2f
-1:
- // set 32 bytes
- bpl 1f
- vst1.8 {q0, q1}, [r3, :128]!
-1:
- // set 16 bytes
- movs ip, r2, lsl #28
- bcc 1f
- vst1.8 {q0}, [r3, :128]!
- beq 2f
-1:
- // set 8 bytes
- bpl 1f
- vst1.8 {d0}, [r3, :64]!
-1:
- // set 4 bytes
- tst r2, #4
- it ne
- strne r1, [r3], #4
-1:
- // set 2 bytes
- movs ip, r2, lsl #31
- it cs
- strhcs r1, [r3], #2
- // set 1 byte
- it mi
- strbmi r1, [r3]
-2:
- bx lr
-
-.L_less_than_16:
- // Store up to 15 bytes without worrying about byte alignment
- movs ip, r2, lsl #29
- bcc 1f
- str r1, [r3], #4
- str r1, [r3], #4
- beq 2f
-1:
- it mi
- strmi r1, [r3], #4
- movs ip, r2, lsl #31
- it mi
- strbmi r1, [r3], #1
- itt cs
- strbcs r1, [r3], #1
- strbcs r1, [r3]
-2:
- bx lr
-END(memset_denver)
diff --git a/libc/arch-arm/dynamic_function_dispatch.cpp b/libc/arch-arm/dynamic_function_dispatch.cpp
index 822581c..72fb41c 100644
--- a/libc/arch-arm/dynamic_function_dispatch.cpp
+++ b/libc/arch-arm/dynamic_function_dispatch.cpp
@@ -38,7 +38,6 @@
kCortexA9,
kCortexA53,
kCortexA55,
- kDenver,
kKrait,
kKryo,
};
@@ -59,7 +58,6 @@
{"krait", kKrait},
{"cortex-a9", kCortexA9},
{"cortex-a7", kCortexA7},
- {"denver", kDenver},
// kUnknown indicates the end of this array.
{"", kUnknown},
};
@@ -157,23 +155,7 @@
typedef void* memmove_func(void* __dst, const void* __src, size_t __n);
DEFINE_IFUNC(memmove) {
- switch(get_cpu_variant()) {
- case kCortexA7:
- RETURN_FUNC(memmove_func, memmove_a7);
- case kCortexA9:
- RETURN_FUNC(memmove_func, memmove_a9);
- case kKrait:
- RETURN_FUNC(memmove_func, memmove_krait);
- case kCortexA53:
- RETURN_FUNC(memmove_func, memmove_a53);
- case kCortexA55:
- case kDenver:
- RETURN_FUNC(memmove_func, memmove_denver);
- case kKryo:
- RETURN_FUNC(memmove_func, memmove_kryo);
- default:
- RETURN_FUNC(memmove_func, memmove_a15);
- }
+ RETURN_FUNC(memmove_func, memmove_a15);
}
typedef void* memcpy_func(void*, const void*, size_t);
@@ -181,6 +163,26 @@
return memmove_resolver();
}
+typedef void* __memcpy_func(void*, const void*, size_t);
+DEFINE_IFUNC(__memcpy) {
+ switch(get_cpu_variant()) {
+ case kCortexA7:
+ RETURN_FUNC(__memcpy_func, __memcpy_a7);
+ case kCortexA9:
+ RETURN_FUNC(__memcpy_func, __memcpy_a9);
+ case kKrait:
+ RETURN_FUNC(__memcpy_func, __memcpy_krait);
+ case kCortexA53:
+ RETURN_FUNC(__memcpy_func, __memcpy_a53);
+ case kCortexA55:
+ RETURN_FUNC(__memcpy_func, __memcpy_a55);
+ case kKryo:
+ RETURN_FUNC(__memcpy_func, __memcpy_kryo);
+ default:
+ RETURN_FUNC(__memcpy_func, __memcpy_a15);
+ }
+}
+
typedef void* __memset_chk_func(void* s, int c, size_t n, size_t n2);
DEFINE_IFUNC(__memset_chk) {
switch(get_cpu_variant()) {
@@ -193,8 +195,6 @@
RETURN_FUNC(__memset_chk_func, __memset_chk_a9);
case kKrait:
RETURN_FUNC(__memset_chk_func, __memset_chk_krait);
- case kDenver:
- RETURN_FUNC(__memset_chk_func, __memset_chk_denver);
default:
RETURN_FUNC(__memset_chk_func, __memset_chk_a15);
}
@@ -212,8 +212,6 @@
RETURN_FUNC(memset_func, memset_a9);
case kKrait:
RETURN_FUNC(memset_func, memset_krait);
- case kDenver:
- RETURN_FUNC(memset_func, memset_denver);
default:
RETURN_FUNC(memset_func, memset_a15);
}
@@ -242,8 +240,7 @@
case kCortexA53:
RETURN_FUNC(__strcpy_chk_func, __strcpy_chk_a53);
case kCortexA55:
- case kDenver:
- RETURN_FUNC(__strcpy_chk_func, __strcpy_chk_denver);
+ RETURN_FUNC(__strcpy_chk_func, __strcpy_chk_a55);
default:
RETURN_FUNC(__strcpy_chk_func, __strcpy_chk_a15);
}
@@ -282,8 +279,7 @@
case kCortexA53:
RETURN_FUNC(__strcat_chk_func, __strcat_chk_a53);
case kCortexA55:
- case kDenver:
- RETURN_FUNC(__strcat_chk_func, __strcat_chk_denver);
+ RETURN_FUNC(__strcat_chk_func, __strcat_chk_a55);
default:
RETURN_FUNC(__strcat_chk_func, __strcat_chk_a15);
}
diff --git a/libc/arch-arm/krait/bionic/memmove.S b/libc/arch-arm/krait/bionic/memmove.S
deleted file mode 100644
index af85ea6..0000000
--- a/libc/arch-arm/krait/bionic/memmove.S
+++ /dev/null
@@ -1,32 +0,0 @@
-/*
- * Copyright (C) 2018 The Android Open Source Project
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * * Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
- * distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
- * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
- * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
- * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
- * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
- * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
- * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
- * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
- * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- */
-
-#define MEMMOVE memmove_krait
-#define MEMCPY __memcpy_krait
-
-#include <arch-arm/denver/bionic/memmove.S>
diff --git a/libc/arch-arm/kryo/bionic/memmove.S b/libc/arch-arm/kryo/bionic/memmove.S
deleted file mode 100644
index d0fdd8f..0000000
--- a/libc/arch-arm/kryo/bionic/memmove.S
+++ /dev/null
@@ -1,32 +0,0 @@
-/*
- * Copyright (C) 2018 The Android Open Source Project
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * * Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
- * distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
- * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
- * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
- * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
- * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
- * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
- * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
- * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
- * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- */
-
-#define MEMMOVE memmove_kryo
-#define MEMCPY __memcpy_kryo
-
-#include <arch-arm/denver/bionic/memmove.S>