diff options
Diffstat (limited to 'lib/arm')
| -rw-r--r-- | lib/arm/CMakeLists.txt | 0 | ||||
| -rw-r--r-- | lib/arm/aeabi_idivmod.S | 27 | ||||
| -rw-r--r-- | lib/arm/aeabi_ldivmod.S | 30 | ||||
| -rw-r--r-- | lib/arm/aeabi_memcmp.S | 19 | ||||
| -rw-r--r-- | lib/arm/aeabi_memcpy.S | 19 | ||||
| -rw-r--r-- | lib/arm/aeabi_memmove.S | 19 | ||||
| -rw-r--r-- | lib/arm/aeabi_memset.S | 32 | ||||
| -rw-r--r-- | lib/arm/aeabi_uidivmod.S | 28 | ||||
| -rw-r--r-- | lib/arm/aeabi_uldivmod.S | 30 |
9 files changed, 204 insertions, 0 deletions
diff --git a/lib/arm/CMakeLists.txt b/lib/arm/CMakeLists.txt deleted file mode 100644 index e69de29..0000000 --- a/lib/arm/CMakeLists.txt +++ /dev/null diff --git a/lib/arm/aeabi_idivmod.S b/lib/arm/aeabi_idivmod.S new file mode 100644 index 0000000..0237f22 --- /dev/null +++ b/lib/arm/aeabi_idivmod.S @@ -0,0 +1,27 @@ +//===-- aeabi_idivmod.S - EABI idivmod implementation ---------------------===// +// +// The LLVM Compiler Infrastructure +// +// This file is dual licensed under the MIT and the University of Illinois Open +// Source Licenses. See LICENSE.TXT for details. +// +//===----------------------------------------------------------------------===// + +#include "../assembly.h" + +// struct { int quot, int rem} __aeabi_idivmod(int numerator, int denominator) { +// int rem, quot; +// quot = __divmodsi4(numerator, denominator, &rem); +// return {quot, rem}; +// } + + .syntax unified + .align 2 +DEFINE_COMPILERRT_FUNCTION(__aeabi_idivmod) + push { lr } + sub sp, sp, #4 + mov r2, sp + bl SYMBOL_NAME(__divmodsi4) + ldr r1, [sp] + add sp, sp, #4 + pop { pc } diff --git a/lib/arm/aeabi_ldivmod.S b/lib/arm/aeabi_ldivmod.S new file mode 100644 index 0000000..197c459 --- /dev/null +++ b/lib/arm/aeabi_ldivmod.S @@ -0,0 +1,30 @@ +//===-- aeabi_ldivmod.S - EABI ldivmod implementation ---------------------===// +// +// The LLVM Compiler Infrastructure +// +// This file is dual licensed under the MIT and the University of Illinois Open +// Source Licenses. See LICENSE.TXT for details. +// +//===----------------------------------------------------------------------===// + +#include "../assembly.h" + +// struct { int64_t quot, int64_t rem} +// __aeabi_ldivmod(int64_t numerator, int64_t denominator) { +// int64_t rem, quot; +// quot = __divmoddi4(numerator, denominator, &rem); +// return {quot, rem}; +// } + + .syntax unified + .align 2 +DEFINE_COMPILERRT_FUNCTION(__aeabi_ldivmod) + push {r11, lr} + sub sp, sp, #16 + add r12, sp, #8 + str r12, [sp] + bl SYMBOL_NAME(__divmoddi4) + ldr r2, [sp, #8] + ldr r3, [sp, #12] + add sp, sp, #16 + pop {r11, pc} diff --git a/lib/arm/aeabi_memcmp.S b/lib/arm/aeabi_memcmp.S new file mode 100644 index 0000000..ca29c10 --- /dev/null +++ b/lib/arm/aeabi_memcmp.S @@ -0,0 +1,19 @@ +//===-- aeabi_memcmp.S - EABI memcmp implementation -----------------------===// +// +// The LLVM Compiler Infrastructure +// +// This file is dual licensed under the MIT and the University of Illinois Open +// Source Licenses. See LICENSE.TXT for details. +// +//===----------------------------------------------------------------------===// + +#include "../assembly.h" + +// void __aeabi_memcmp(void *dest, void *src, size_t n) { memcmp(dest, src, n); } + + .align 2 +DEFINE_COMPILERRT_FUNCTION(__aeabi_memcmp) + b memcmp + +DEFINE_AEABI_FUNCTION_ALIAS(__aeabi_memcmp4, __aeabi_memcmp) +DEFINE_AEABI_FUNCTION_ALIAS(__aeabi_memcmp8, __aeabi_memcmp) diff --git a/lib/arm/aeabi_memcpy.S b/lib/arm/aeabi_memcpy.S new file mode 100644 index 0000000..8b9c7fd --- /dev/null +++ b/lib/arm/aeabi_memcpy.S @@ -0,0 +1,19 @@ +//===-- aeabi_memcpy.S - EABI memcpy implementation -----------------------===// +// +// The LLVM Compiler Infrastructure +// +// This file is dual licensed under the MIT and the University of Illinois Open +// Source Licenses. See LICENSE.TXT for details. +// +//===----------------------------------------------------------------------===// + +#include "../assembly.h" + +// void __aeabi_memcpy(void *dest, void *src, size_t n) { memcpy(dest, src, n); } + + .align 2 +DEFINE_COMPILERRT_FUNCTION(__aeabi_memcpy) + b memcpy + +DEFINE_AEABI_FUNCTION_ALIAS(__aeabi_memcpy4, __aeabi_memcpy) +DEFINE_AEABI_FUNCTION_ALIAS(__aeabi_memcpy8, __aeabi_memcpy) diff --git a/lib/arm/aeabi_memmove.S b/lib/arm/aeabi_memmove.S new file mode 100644 index 0000000..c94ed2b --- /dev/null +++ b/lib/arm/aeabi_memmove.S @@ -0,0 +1,19 @@ +//===-- aeabi_memmove.S - EABI memmove implementation --------------------===// +// +// The LLVM Compiler Infrastructure +// +// This file is dual licensed under the MIT and the University of Illinois Open +// Source Licenses. See LICENSE.TXT for details. +// +//===---------------------------------------------------------------------===// + +#include "../assembly.h" + +// void __aeabi_memmove(void *dest, void *src, size_t n) { memmove(dest, src, n); } + + .align 2 +DEFINE_COMPILERRT_FUNCTION(__aeabi_memmove) + b memmove + +DEFINE_AEABI_FUNCTION_ALIAS(__aeabi_memmove4, __aeabi_memmove) +DEFINE_AEABI_FUNCTION_ALIAS(__aeabi_memmove8, __aeabi_memmove) diff --git a/lib/arm/aeabi_memset.S b/lib/arm/aeabi_memset.S new file mode 100644 index 0000000..30ab4ba --- /dev/null +++ b/lib/arm/aeabi_memset.S @@ -0,0 +1,32 @@ +//===-- aeabi_memset.S - EABI memset implementation -----------------------===// +// +// The LLVM Compiler Infrastructure +// +// This file is dual licensed under the MIT and the University of Illinois Open +// Source Licenses. See LICENSE.TXT for details. +// +//===----------------------------------------------------------------------===// + +#include "../assembly.h" + +// void __aeabi_memset(void *dest, size_t n, int c) { memset(dest, c, n); } +// void __aeabi_memclr(void *dest, size_t n) { __aeabi_memset(dest, n, 0); } + + .align 2 +DEFINE_COMPILERRT_FUNCTION(__aeabi_memset) + mov r3, r1 + mov r1, r2 + mov r2, r3 + b memset + +DEFINE_AEABI_FUNCTION_ALIAS(__aeabi_memset4, __aeabi_memset) +DEFINE_AEABI_FUNCTION_ALIAS(__aeabi_memset8, __aeabi_memset) + +DEFINE_COMPILERRT_FUNCTION(__aeabi_memclr) + mov r2, r1 + mov r1, #0 + b memset + +DEFINE_AEABI_FUNCTION_ALIAS(__aeabi_memclr4, __aeabi_memclr) +DEFINE_AEABI_FUNCTION_ALIAS(__aeabi_memclr8, __aeabi_memclr) + diff --git a/lib/arm/aeabi_uidivmod.S b/lib/arm/aeabi_uidivmod.S new file mode 100644 index 0000000..f7e1d2e --- /dev/null +++ b/lib/arm/aeabi_uidivmod.S @@ -0,0 +1,28 @@ +//===-- aeabi_uidivmod.S - EABI uidivmod implementation -------------------===// +// +// The LLVM Compiler Infrastructure +// +// This file is dual licensed under the MIT and the University of Illinois Open +// Source Licenses. See LICENSE.TXT for details. +// +//===----------------------------------------------------------------------===// + +#include "../assembly.h" + +// struct { unsigned quot, unsigned rem} +// __aeabi_uidivmod(unsigned numerator, unsigned denominator) { +// unsigned rem, quot; +// quot = __udivmodsi4(numerator, denominator, &rem); +// return {quot, rem}; +// } + + .syntax unified + .align 2 +DEFINE_COMPILERRT_FUNCTION(__aeabi_uidivmod) + push { lr } + sub sp, sp, #4 + mov r2, sp + bl SYMBOL_NAME(__udivmodsi4) + ldr r1, [sp] + add sp, sp, #4 + pop { pc } diff --git a/lib/arm/aeabi_uldivmod.S b/lib/arm/aeabi_uldivmod.S new file mode 100644 index 0000000..724049d --- /dev/null +++ b/lib/arm/aeabi_uldivmod.S @@ -0,0 +1,30 @@ +//===-- aeabi_uldivmod.S - EABI uldivmod implementation -------------------===// +// +// The LLVM Compiler Infrastructure +// +// This file is dual licensed under the MIT and the University of Illinois Open +// Source Licenses. See LICENSE.TXT for details. +// +//===----------------------------------------------------------------------===// + +#include "../assembly.h" + +// struct { uint64_t quot, uint64_t rem} +// __aeabi_uldivmod(uint64_t numerator, uint64_t denominator) { +// uint64_t rem, quot; +// quot = __udivmoddi4(numerator, denominator, &rem); +// return {quot, rem}; +// } + + .syntax unified + .align 2 +DEFINE_COMPILERRT_FUNCTION(__aeabi_uldivmod) + push {r11, lr} + sub sp, sp, #16 + add r12, sp, #8 + str r12, [sp] + bl SYMBOL_NAME(__udivmoddi4) + ldr r2, [sp, #8] + ldr r3, [sp, #12] + add sp, sp, #16 + pop {r11, pc}
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